1 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3 PR rtl-optimization/33638
4 * dse.c (struct insn_info): Remove 'stack_read' field,
5 add 'stack_pointer_based' field.
6 (record_store): For a store with non-constant base, record
7 whether it is stack pointer based.
8 (scan_insn): For the call to a const function, remove stack
9 pointer based stores from the list of local active stores.
10 (scan_reads_nospill): Delete code dealing with const functions.
12 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
14 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
16 (conflict_p, set_conflict, set_conflicts): Likewise.
17 * global.c (global_alloc): Likewise.
18 * ra.h: Update prototypes.
20 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
22 * opth-gen.awk: Fixed generation of comment stating the origin
25 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
28 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
29 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
30 and '%}', respectively.
33 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
34 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
35 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
37 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
41 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
42 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
43 syntax for ASSEMBLER_DIALECT.
44 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
46 2007-10-10 Revital Eres <eres@il.ibm.com>
48 * modulo-sched.c (check_nodes_order): Dump the final order of
50 (get_sched_window): Add dump info.
51 (calculate_order_params): Dump order params of the nodes.
53 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
56 * ra-conflict.c (record_one_conflict_between_regnos,
57 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
58 (global_conflicts): Enhanced incorrect check.
60 2007-10-09 Geoffrey Keating <geoffk@apple.com>
62 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
63 if flag_exceptions is not set.
64 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
65 assemble_name rather than incorrectly emulating it.
67 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
68 friends are removed from G++.
70 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
72 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
73 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
74 enabling them is redundant. Don't check two times for
77 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
79 * ra-conflict.c (record_one_conflict_between_regnos): Revert
81 (set_conflicts_for_earlyclobber): Likewise.
82 (global_conflicts): Likewise.
84 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
86 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
87 and '%}', respectively.
89 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
91 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
92 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
94 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
97 2007-10-09 Richard Guenther <rguenther@suse.de>
100 * gimplify.c (canonicalize_component_ref): Honor qualifiers
101 of referenced structure and component.
103 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
106 * ra-conflict.c (record_one_conflict_between_regnos,
107 set_conflicts_for_earlyclobber, global_conflicts): Improved
109 (global_conflicts): Removed incorrect check.
111 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
113 PR tree-optimization/33615
114 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
115 if the statement might throw. Fix formatting.
117 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
119 PR tree-optimization/33615
120 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
121 if the rhs might throw.
123 2007-10-09 Jan Hubicka <jh@suse.cz>
125 * invoke.texi (align-threshold, align-loop-iterations): Document.
126 * final.c: Include cfgloop.h, params.h
127 (compute_alignments): Dump decisions and compare them with loop
128 structure; honor given parameters.
129 (pass_compute_alignments): New dump file.
130 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
131 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
133 2007-10-09 James E. Wilson <wilson@specifix.com>
135 PR tree-optimization/33655
137 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
138 convert it to bitsizetype before size_binop call.
140 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
142 PR tree-optimization/33572
143 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
144 the absence of a corresponding edge from the exit block.
146 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
149 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
151 (sra_build_assignment): Likewise. Set up mask depending on
153 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
155 (sra_build_elt_assignment): Don't view-convert from signed to
157 (sra_explode_bitfield_assignment): Use bit-field type if
158 possible. Use BYTES_BIG_ENDIAN.
160 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
163 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
164 the original stmt can throw.
165 (sra_build_bf_assignment): Fix type mismatch when applying negated
168 2007-10-08 Geoffrey Keating <geoffk@apple.com>
170 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
171 '#pragma mark' to be executed at preprocessing time.
173 2007-10-08 Ollie Wild <aaw@google.com>
175 * varasm.c (compare_constant): Removed call to
176 lang_hooks.expand_constant.
177 (copy_constants): Removed call to lang_hooks.expand_constant.
178 (compute_reloc_for_constant): Removed call to
179 lang_hooks.expand_constant.
180 (output_addressed_constants): Removed call to
181 lang_hooks.expand_constant.
182 (constructor_static_from_elts_p): Removed call to
183 lang_hooks.expand_constant.
184 (output_constant): Removed calls to lang_hooks.expand_constant.
185 * langhooks.h (struct lang_hooks): Removed field expand_constant.
186 * langhooks-def.h (lhd_return_tree): Removed.
187 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
188 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
189 * langhooks.c (lhd_return_tree): Removed.
191 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
193 * combine.c (setup_incoming_promotions): Ensure that
194 arguments that have not undergone mode promotions do not
195 incorrectly get marked as being sign- or zero-extended.
197 2007-10-08 Richard Guenther <rguenther@suse.de>
202 * fold-const.c (fold_binary): Use correct types in folding
203 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
204 and building of RROTATE_EXPR.
206 2007-10-08 Richard Guenther <rguenther@suse.de>
211 * fold-const.c (fold_binary): Use the correct types when
212 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
213 (fold_binary): Use the correct types when folding
214 (-A) - B to (-B) - A.
215 (fold_unary): Use the correct types when folding ~(X).
217 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
219 * doc/invoke.texi (Wall): fix formatting issues.
221 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
223 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
224 truncated shift counts.
226 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
228 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
229 syntax for ASSEMBLER_DIALECT.
230 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
232 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
233 Nathan Froyd <froydnj@codesourcery.com>
235 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
236 when determining whether to record INCOMING_RETURN_ADDR_RTX.
238 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
241 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
243 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
244 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
245 the function, temporarily point the debug interface to the null one.
247 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
249 PR tree-optimization/33655
251 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
254 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
256 PR tree-optimization/33572
257 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
258 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
259 (update_ssa_across_abnormal_edges): ... this. Set slots in the
261 (copy_edges_for_bb): Handle nonlocal label edges.
262 (make_nonlocal_label_edges): Deleted.
263 (optimize_inline_calls): Don't call it.
265 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
267 * gthr-single.h: Revert last change.
269 2007-10-05 Michael Matz <matz@suse.de>
272 * lower-subreg.c (decompose_multiword_subregs): Use
273 validate_unshare_change().
275 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
277 * ra-conflict.c: Include "sparseset.h".
278 (conflicts): Change to HOST_WIDEST_FAST_INT.
279 (allocnos_live): Redefine variable as a sparseset.
280 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
281 (allocno_row_words): Removed global variable.
282 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
283 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
284 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
285 (record_one_conflict_between_regnos): Cache allocno values and reuse.
287 (record_one_conflict): Update uses of allocnos_live to use
288 the sparseset routines. Use set_conflicts_p.
289 (mark_reg_store): Likewise.
290 (set_reg_in_live): Likewise.
291 (global_conflicts): Update uses of allocnos_live.
292 Use the new adjacency list to visit an allocno's neighbors
293 rather than iterating over all possible allocnos.
294 Call set_conflicts_p to setup conflicts rather than adding
296 * global.c: Comments updated.
297 (CONFLICTP): Delete define.
298 (regno_compare): New function. Add prototype.
299 (global_alloc): Sort the allocno to regno mapping according to
300 which basic blocks the regnos are referenced in. Modify the
301 conflict bit matrix to a compressed triangular bitmatrix.
302 Only allocate the conflict bit matrix and adjacency lists if
303 we are actually going to allocate something.
304 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
305 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
306 allocno's neighbors rather than iterating over all possible allocnos.
307 (mirror_conflicts): Removed function.
308 (dump_conflicts): Iterate over regnos rather than allocnos so
309 that all dump output will be sorted by regno number.
310 Use the FOR_EACH_CONFLICT macro.
311 * ra.h: Comments updated.
312 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
313 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
314 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
315 (adjacency_list_d, adjacency_iterator_d): New types.
316 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
317 adjacency_iter_next, regno_basic_block): New static inline functions.
318 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
319 (conflict_p): Add function prototype.
320 * sparseset.h, sparseset.c: New files.
321 * Makefile.in (OBJS-common): Add sparseset.o.
322 (sparseset.o): New rule.
324 2007-10-05 Richard Guenther <rguenther@suse.de>
327 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
330 2007-10-05 Michael Matz <matz@suse.de>
333 * function.c (match_asm_constraints_1): Check for input
334 being used in the outputs.
336 2007-10-05 Richard Guenther <rguenther@suse.de>
338 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
340 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
343 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
344 subset checks. Make the cost of FPR -> FPR moves depend on
345 mips_mode_ok_for_mov_fmt_p.
347 2007-10-04 Doug Kwan <dougkwan@google.com>
349 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
350 __gthread_cond_wait_recursive): Add to extend interface for POSIX
351 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
352 support of conditional variables.
353 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
354 __gthread_cond_wait_recursive): Add to extend interface for POSIX
355 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
356 support of conditional variables.
357 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
358 __gthread_cond_wait_recursive): Add to extend interface for POSIX
359 conditional variables.
360 * gthr.h: Update comments to document new interface.
362 2007-10-04 Geoffrey Keating <geoffk@apple.com>
364 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
367 2007-10-04 Anatoly Sokolov <aesok@post.ru>
369 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
371 2007-10-04 Richard Guenther <rguenther@suse.de>
374 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
375 does not need to be of INTEGER_TYPE.
376 (verify_gimple_2): New function split out from ...
377 (verify_gimple_1): ... here. ICE if there was an error during
380 2007-10-04 Michael Matz <matz@suse.de>
382 PR rtl-optimization/33653
383 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
384 * dse.c (scan_insn): Same.
386 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
388 * config.gcc: Remove USE_GAS for m68k targets.
390 2007-10-04 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/33627
393 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
394 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
396 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
397 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
399 2007-10-04 Anatoly Sokolov <aesok@post.ru>
401 * config/avr/avr.c (commands_in_file, commands_in_prologues,
402 commands_in_epilogues): Remove variables.
403 (avr_file_start): Remove unneded initializations of commands_in_file,
404 commands_in_prologues and commands_in_epilogues variables.
405 (avr_file_end): Remove dead code.
407 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
409 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
412 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
415 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
416 (mips_split_doubleword_move): ...this.
417 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
418 use natural endianness for multi-format FPR values.
419 (mips_split_64bit_move): Rename to...
420 (mips_split_doubleword_move): ...this and extend to 64-bit words.
421 Use move_doubleword_fpr* patterns for moves involving FPRs.
422 (mips_save_reg): Update the call to mips_split_64bit_move.
423 (mips_secondary_reload_class): Return NO_REGS for any reload of a
424 nonzero constant into an FPR if the constant can be forced to memory.
425 * config/mips/mips.md: Update the splitter calls to
426 mips_split_64bit_move.
427 (UNSPEC_LOAD_DF_LOW): Rename to...
428 (UNSPEC_LOAD_LOW): ...this.
429 (UNSPEC_LOAD_DF_HIGH): Rename to...
430 (UNSPEC_LOAD_HIGH): ...this.
431 (UNSPEC_STORE_DF_HIGH): Rename to...
432 (UNSPEC_STORE_WORD): ...this.
433 (SPLITF): New mode iterator.
434 (HALFMODE): New mode attribute.
435 (movtf): New expander.
436 (*movtf_internal): New define_insn_and_split.
437 (move_doubleword_fpr<mode>): New expander.
438 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
440 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
441 (mfhc1<mode>): ...these more general patterns.
443 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
445 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
447 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
449 * gcse.c (hash_scan_set): Insert set in insn before note at
450 the end of basic block.
452 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
454 PR tree-optimization/33576
455 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
456 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
457 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
458 (remove_iv): Declared.
459 * lambda-code.c (remove_iv): Not static.
460 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
461 Don't remove ivs there, save ivs in the buffer.
463 2007-10-03 Jason Merrill <jason@redhat.com>
466 * tree-eh.c (same_handler_p): New fn.
467 (optimize_double_finally): New fn.
468 (refactor_eh_r): New fn.
469 (refactor_eh): New fn.
470 (pass_refactor_eh): New pass.
471 * tree-pass.h: Declare it.
472 * passes.c (init_optimization_passes): Add it.
474 2007-10-03 Doug Kwan <dougkwan@google.com>
475 Richard Guenther <rguenther@suse.de>
478 * dwarf2out.c (reference_to_unused): Disable sanity checking,
479 be conservative instead.
481 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
484 * doc/invoke.texi (-fwhole-program): Document that Fortran
485 doesn't support this option.
487 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
490 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
493 2007-10-02 David Daney <ddaney@avtrex.com>
495 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
496 against constant zero.
497 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
500 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
502 * ra-conflict.c: New file.
504 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
505 usage to DF_LIVE usage.
506 * rtlanal.c (subreg_nregs_with_regno): New function.
507 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
508 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
509 (df_has_eh_preds): Removed.
510 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
511 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
513 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
514 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
515 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
516 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
517 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
518 (global_alloc): Turn off rescanning insns after call to
519 global_conflicts and added call to set_preferences.
520 (global_conflicts): Moved to ra-alloc.c.
521 (set_preferences_1, set_preferences): New function.
522 (mirror_conflicts): Changed types for various variables.
523 (mark_elimination): Change DF_RA_LIVE
524 usage to DF_LIVE usage.
525 (build_insn_chain): Rewritten from scratch and made local.
526 (print_insn_chain, print_insn_chains): New functions.
527 (dump_conflicts): Do not print conflicts for fixed_regs.
528 (rest_of_handle_global_alloc): Turn off insn rescanning.
529 * hard-reg-set.h: Fixed comment.
530 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
531 usage to DF_LIVE usage and delete refs to TOP sets.
532 (block_alloc): Mark regs as live if they are in the artificial
533 defs at top of block.
534 (find_stack_regs): New function.
535 (rest_of_handle_local_alloc): Changed urec problem to live
536 problem and do not turn off df rescanning.
537 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
538 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
539 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
540 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
541 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
542 fields in df_ref_flags. The rest have been renumbered.
543 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
545 * rtl.h (subreg_nregs_with_regno): New function.
546 * df-problems.c: (df_get_live_out, df_get_live_in,
547 df_get_live_top): Removed reference to DF_RA_LIVE.
548 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
549 df_live_alloc, df_live_reset, df_live_local_finalize,
550 df_live_free): Make top set only if different from in set.
551 (df_lr_top_dump, df_live_top_dump): Only print top set if
552 different from in set.
553 (df_lr_bb_local_compute): Removed unnecessary check.
554 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
555 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
556 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
557 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
558 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
559 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
560 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
561 df_urec_add_problem): Removed.
562 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
564 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
565 * basic_block.h (bb_has_abnormal_pred): New function.
566 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
567 usage to DF_LIVE usage.
569 2007-10-02 Revital Eres <eres@il.ibm.com>
571 * config/rs6000/predicates.md (easy_vector_constant): Return false
572 for 750CL paired vectors.
573 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
575 (vec_initv2sf): Add new description.
576 (vconcatsf): Likewise.
577 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
578 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
580 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
582 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
583 sinking the last stmt in a BB.
585 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
588 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
589 (sra_hash_tree): Handle BIT_FIELD_REFs.
590 (sra_elt_hash): Don't hash bitfld blocks.
591 (sra_elt_eq): Skip them in parent compares as well. Handle
593 (build_element_name_1): Handle BIT_FIELD_REFs.
594 (instantiate_element): Propagate nowarn from parents. Create
595 BIT_FIELD_REF for variables that are widened by scalarization.
596 Gimple-zero-initialize all bit-field variables that are not
597 part of parameters that are going to be scalarized on entry.
598 (instantiate_missing_elements_1): Return the sra_elt.
599 (canon_type_for_field): New.
600 (try_instantiate_multiple_fields): New. Infer widest possible
601 access mode from decl or member type, but clip it at word
602 size, and only widen it if a field crosses an alignment
604 (instantiate_missing_elements): Use them.
605 (generate_one_element_ref): Handle BIT_FIELD_REFs.
606 (scalar_bitfield_p): New.
607 (sra_build_assignment): Optimize assignments from scalarizable
608 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
611 (sra_build_bf_assignment): New. Optimize assignments to
612 scalarizable BIT_FIELD_REFs.
613 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
614 assignments to full variables.
615 (generate_copy_inout): Use the new macros and functions.
616 (generate_element_copy): Likewise. Handle bitfld differences.
617 (generate_element_zero): Don't recurse for blocks. Use
618 sra_build_elt_assignment.
619 (generate_one_element_init): Take elt instead of var. Use
620 sra_build_elt_assignment.
621 (generate_element_init_1): Adjust.
622 (bitfield_overlap_info): New struct.
623 (bitfield_overlaps_p): New.
624 (sra_explode_bitfield_assignment): New. Adjust widened
625 variables to account for endianness.
626 (sra_sync_for_bitfield_assignment): New.
627 (scalarize_use): Re-expand assignment to/from scalarized
628 BIT_FIELD_REFs. Explode or sync needed members for
629 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
630 (scalarize_copy): Use REPLDUP.
631 (scalarize_ldst): Move assert before dereference. Adjust EH
633 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
635 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
637 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
638 Rename CR_* constants to CMP_*. Fix spacing.
640 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
643 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
644 to be processed with the special script doc/install.texi2html.
646 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
648 * doc/invoke.texi (Wall): List the options enabled by Wall.
649 (Wstrict-aliasing): Add missing @option.
651 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
653 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
654 rather than gen_lowpart to change a register from DImode to DFmode.
655 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
656 both FROM and TO are integer modes that are no bigger than 4 bytes.
657 (mips_mode_ok_for_mov_fmt_p): New function.
658 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
659 (mips_secondary_reload_class): Tweak formatting and comments.
660 Use reg_class_subset_p instead of direct comparisons with
661 classes. Only allow direct FPR<->FPR moves for modes that
662 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
663 for 4- and 8-byte types. Handle reloads in which X is an FPR.
664 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
665 (*movdi_64bit): Likewise.
666 (*movsi_internal): Likewise.
667 (*movhi_internal): Likewise.
668 (*movqi_internal): Likewise.
670 2007-09-30 Diego Novillo <dnovillo@google.com>
673 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
676 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
678 PR tree-optimization/33597
679 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
680 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
682 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
685 instead of variants of (!reload_in_progress && !reload_completed).
686 (x86_expand_vector_move): Ditto.
688 2007-09-28 Ollie Wild <aaw@google.com>
691 2007-09-27 Ollie Wild <aaw@google.com>
693 * varasm.c (compare_constant): Removed call to
694 lang_hooks.expand_constant.
695 (copy_constants): Removed call to lang_hooks.expand_constant.
696 (compute_reloc_for_constant): Removed call to
697 lang_hooks.expand_constant.
698 (output_addressed_constants): Removed call to
699 lang_hooks.expand_constant.
700 (constructor_static_from_elts_p): Removed call to
701 lang_hooks.expand_constant.
702 (output_constant): Removed calls to lang_hooks.expand_constant.
703 * langhooks.h (struct lang_hooks): Removed field expand_constant.
704 * langhooks-def.h (lhd_return_tree): Removed.
705 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
706 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
707 * langhooks.c (lhd_return_tree): Removed.
709 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
712 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
713 argument to gen_selb.
715 2007-09-28 Chao-ying Fu <fu@mips.com>
717 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
718 * doc/libgcc.texi (Fixed-point fractional library routines):
719 Fix typos for neg and cmp functions.
721 2007-09-28 Michael Matz <matz@suse.de>
723 PR rtl-optimization/33552
724 * function.c (match_asm_constraints_1): Check for overlap in
725 inputs and replace all occurences.
727 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
729 * config/mips/mips.c (override_options): Fix comment typo.
731 2007-09-28 Jie Zhang <jie.zhang@analog.com>
733 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
734 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
735 * config/bfin/t-bfin-linux (crti.o): Don't build.
737 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
738 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
740 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
742 2007-09-27 Ollie Wild <aaw@google.com>
744 * varasm.c (compare_constant): Removed call to
745 lang_hooks.expand_constant.
746 (copy_constants): Removed call to lang_hooks.expand_constant.
747 (compute_reloc_for_constant): Removed call to
748 lang_hooks.expand_constant.
749 (output_addressed_constants): Removed call to
750 lang_hooks.expand_constant.
751 (constructor_static_from_elts_p): Removed call to
752 lang_hooks.expand_constant.
753 (output_constant): Removed calls to lang_hooks.expand_constant.
754 * langhooks.h (struct lang_hooks): Removed field expand_constant.
755 * langhooks-def.h (lhd_return_tree): Removed.
756 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
757 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
758 * langhooks.c (lhd_return_tree): Removed.
760 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
763 * expr.c (emit_group_load_1): Split constant double when destination
764 length is half source length.
766 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
769 (mips_cpu_info): Add tune_flags.
770 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
771 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
773 (override_options): Remove deprecation code. Use branch-likely
774 instructions for optimize_size or if the tuning flags do not
775 suggest otherwise. Tweak warning.
776 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
778 2007-09-27 Matthias Klose <doko@ubuntu.com>
780 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
781 multilib osdirname if it exists.
782 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
784 2007-09-27 Ian Lance Taylor <iant@google.com>
786 PR tree-optimization/33565
787 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
788 assignments of comparisons.
789 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
790 parameter. Change caller. Defer overflow warnings around call to
792 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
793 TREE_NO_WARNING is set on the statement.
794 * tree-ssa-forwprop.c
795 (tree_ssa_forward_propagate_single_use_vars): Don't test
796 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
797 * tree-cfg.c (fold_cond_expr_cond): Likewise.
799 2007-09-27 Joseph Myers <joseph@codesourcery.com>
801 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
802 reduce offset by units of 0x10000 for SPE vector modes or modes
803 used with E500 double instructions.
805 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
807 * simplify-rtx.c (comparison_result): New.
808 (simplify_const_relational_operation): Use it instead of the five
809 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
810 Improve bounds-checking optimizations; remove subsumed POPCOUNT
811 optimizations. Extract nonzero_address_p optimizations into a
812 separate "if" together with optimizations where op1 is const0_rtx.
813 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
814 floating-point arguments too when appropriate. Hoist test for ABS
815 outside the final switch statement.
816 * cse.c (fold_rtx): Don't look for an IOR equivalent of
817 folded_arg0 if we found a constant equivalent. Remove
818 transformations done in simplify-rtx.c for "op0 RELOP op0".
820 2007-09-27 Jakub Jelinek <jakub@redhat.com>
822 * builtins.c (expand_builtin, expand_builtin_object_size,
823 expand_builtin_memory_chk, maybe_emit_chk_warning,
824 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
826 * expr.c (expand_expr_real_1): Likewise.
827 * langhooks-def.h (struct diagnostic_info): Add forward decl.
828 (lhd_print_error_function): Add third argument.
829 * langhooks.h (struct diagnostic_info): Add forward decl.
830 (struct lang_hooks): Add third argument to print_error_function.
831 * diagnostic.h (diagnostic_info): Add abstract_origin field.
832 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
834 (diagnostic_report_current_function): Likewise.
835 * toplev.c (announce_function): Pass NULL as second argument to
836 diagnostic_set_last_function.
837 * diagnostic.c (diagnostic_report_current_function): Add second
838 argument, pass it as third argument to lang_hooks.print_error_function.
839 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
840 to diagnostic_report_current_function.
841 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
842 and message.abstract_origin.
843 (verbatim): Initialize abstract_origin.
844 * pretty-print.h (text_info): Add abstract_origin field.
845 * pretty-print.c (pp_base_format): Handle %K.
846 * langhooks.c (lhd_print_error_function): Add third argument. If
847 diagnostic->abstract_origin, print virtual backtrace.
848 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
849 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
850 (init_dynamic_diag_info): Likewise.
852 2007-09-26 David Daney <ddaney@avtrex.com>
855 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
856 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
857 sync_old_nand<mode>, sync_new_nand<mode>,
858 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
859 Update length attributes.
860 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
861 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
863 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
864 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
865 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
868 2007-09-26 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/33563
871 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
872 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
874 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
877 2007-09-26 Joseph Myers <joseph@codesourcery.com>
880 * c-common.c (complete_array_type): Diagnose too-large arrays and
881 set type to error_mark_node.
883 2007-09-26 Richard Guenther <rguenther@suse.de>
885 PR tree-optimization/30375
886 PR tree-optimization/33560
887 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
891 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
893 * tree-ssa-dse.c (aggregate_vardecl_d): New.
894 (dse_global_data): Add aggregate_vardecl field.
895 (dse_possible_dead_store_p): New.
896 Add prev_defvar variable.
897 Allow immediate uses and previous immediate uses to differ
898 if they are setting different parts of the whole.
899 (get_aggregate_vardecl): New.
900 (dse_record_partial_aggregate_store): New.
901 (dse_whole_aggregate_clobbered_p): New.
902 (dse_partial_kill_p): New.
903 Call dse_maybe_record_aggregate_store().
904 When checking whether a STMT and its USE_STMT refer to the
905 same memory address, check also for partial kills that clobber
907 Move some variable definitions to the block where they are used.
908 (aggregate_vardecl_hash): New.
909 (aggregate_vardecl_eq): New.
910 (aggregate_vardecl_free): New.
911 (aggregate_whole_store_p): New.
912 (tree_ssa_dse): Initialize and free aggregate_vardecl.
913 Mark which aggregate stores we care about.
915 2007-09-25 DJ Delorie <dj@redhat.com>
918 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
921 2007-09-25 Michael Meissner <michael.meissner@amd.com>
924 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
925 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
926 for vector int32 -> int64 conversions. Don't write beyond the end
927 of the allocated vector for int32 -> int64 conversions.
929 2007-09-25 Revital Eres <eres@il.ibm.com>
931 * config/rs6000/paired.h (paired_sel): New.
932 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
933 (rs6000_expand_ternop_builtin): Pass zero const_double operand
934 when expanding selv2sf.
935 * config/rs6000/rs6000.h (rs6000_builtins): Add
936 PAIRED_BUILTIN_SELV2SF4.
938 2007-09-25 Joseph Myers <joseph@codesourcery.com>
941 * c-typeck.c (default_conversion): Call require_complete_type
942 before perform_integral_promotions.
943 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
944 (build_c_cast): Call require_complete_type except for casts to
946 (convert_for_assignment): Call require_complete_type.
948 2007-09-25 Revital Eres <eres@il.ibm.com>
950 * config/spu/spu.md: Fix doloop pattern.
952 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
954 * config/bfin/bfin.c (expand_prologue_reg_save,
955 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
957 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
958 ... from here. New argument ALL; callers changed.
959 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
960 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
961 have the "saveall" attribute.
963 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
965 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
967 (INCOMING_REGNO, OUTGOING_REGNO): Define.
968 * config/mmix/mmix.c (mmix_opposite_regno): New function.
969 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
971 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
972 with REG_P tests before REGNO access.
974 2007-09-24 DJ Delorie <dj@redhat.com>
977 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
979 (movqicc_<code>_<mode>): Likewise.
980 (movhicc_<code>_<mode>): Likewise.
982 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
985 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
988 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
991 * config/i386/i386.c (ix86_comp_type_attributes): Check
994 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
996 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
997 "move.l %a4,%a4" to produce nops.
998 * config/m68k/m68k.c (override_options): Reset align options,
999 if neccessary align macro isn't avaible.
1001 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1003 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1005 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1007 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1009 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1010 reload is completed.
1011 (peephole pattern): Convert most of them to RTL peephole pattern.
1013 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1015 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1016 (moved from fp compare patterns).
1017 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1018 Cleanup predicates to relieve reload.
1019 (conditional_trap): Reject conditional trap with fp condition.
1020 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1021 certain constants early.
1023 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1025 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1027 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1029 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1030 Allow --with-tune=cell and --with-cpu=cell.
1032 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1034 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1035 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1037 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1039 (TARGET_BUILTIN_RECIPROCAL): Use it.
1040 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1041 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1042 (rs6000_emit_swrsqrtsf): New.
1043 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1045 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1046 (divsf3): Remove swdiv support.
1049 (rsqrt_internal1): New.
1050 (divdf3): Remove swdiv support.
1053 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1056 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1058 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1059 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1060 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1061 lang_hooks.type.type_hash_eq in addition to generic tests.
1063 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1064 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1066 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1067 reflect the cost per call to a target specific builtin.
1068 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1069 call to a target specific builtin, then use target_builtin_call_cost.
1070 (init_inline_once): Initialize target_builtin_call_cost field.
1072 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1075 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1078 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1080 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1081 * configure: Regenerated.
1083 2007-09-23 Ollie Wild <aaw@google.com>
1085 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1087 (get_pointer_modulus_and_residue): New function.
1089 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1091 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1092 combine an SC return value into a single register.
1094 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1096 * opth-gen.awk (target_flags_explicit): Declare.
1097 * toplev.h (target_flags_explicit): Delete declaration.
1098 * toplev.c (target_flags): Likewise.
1099 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1100 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1101 Never return true for TARGET_MIPS16.
1102 * config/mips/mips.c (mips_llsc): Delete.
1103 (mips_handle_option): Remove -mllsc handling.
1104 (mips_strip_unspec_address): Tweak comment.
1105 * config/mips/mips.opt (mllsc): Use a target mask.
1107 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1109 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1110 word_mode as well as Pmode.
1112 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1114 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1115 parameters from word_mode to the subword type if such a truncation
1118 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1120 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1121 * configure: Regenerated.
1123 2007-09-23 Jan Hubicka <jh@suse.cz>
1125 * params.def (INLINE_CALL_COST): Set to 12.
1126 * invoke.texi (inline-call-cost): Update default value.
1128 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1130 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1132 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1133 Revital Eres <eres@il.ibm.com>
1135 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1136 checks whether the count_reg is found outside the control part.
1138 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1140 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1141 instead of checking CALL_EXPR_FN directly to test for builtins.
1142 If error or warning attributes are present, print
1143 error resp. warning.
1144 * c-common.c (handle_error_attribute): New function.
1145 (c_common_attribute_table): Add error and warning
1147 * doc/extend.texi: Document error and warning attributes.
1149 * tree.h (block_nonartificial_location): New prototype.
1150 * tree.c (block_nonartificial_location): New function.
1151 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1152 if artificial attribute is present on abstract inline decl.
1153 * c-common.c (handle_artificial_attribute): New function.
1154 (c_common_attribute_table): Add artificial attribute.
1155 * final.c (override_filename, override_linenum): New variables.
1156 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1157 and override_linenum if inside of a block inlined from
1158 __attribute__((__artificial__)) function.
1159 (notice_source_line): Honor override_filename and override_linenum.
1160 * doc/extend.texi: Document __attribute__((__artificial__)).
1161 * config/i386/emmintrin.h: Add __artificial__ attribute to
1162 all __always_inline__ functions.
1163 * config/i386/mmintrin.h: Likewise.
1164 * config/i386/tmmintrin.h: Likewise.
1165 * config/i386/mm3dnow.h: Likewise.
1166 * config/i386/pmmintrin.h: Likewise.
1167 * config/i386/ammintrin.h: Likewise.
1168 * config/i386/xmmintrin.h: Likewise.
1169 * config/i386/smmintrin.h: Likewise.
1170 * config/i386/bmmintrin.h: Likewise.
1171 * config/i386/mmintrin-common.h: Likewise.
1174 * expr.c (expand_constructor): New function.
1175 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1176 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1179 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1181 * config/mips/mips.c (dump_constants_1): Generalize to include
1182 fractional and accumulator modes.
1184 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1186 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1187 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1189 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1190 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1192 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1194 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1196 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1197 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1199 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1200 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1201 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1203 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1205 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1206 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1207 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1209 2007-09-22 Jason Merrill <jason@redhat.com>
1212 * attribs.c (lookup_attribute_spec): Split out...
1213 (decl_attributes): From here.
1214 * tree.h: Declare it.
1216 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1218 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1220 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1222 * tree-inline.c (remap_type_1): Correctly chain variants.
1224 2007-09-22 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/33146
1227 * fold-const.c (fold_binary): Use the original tree
1229 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1230 also changes "sign".
1232 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1235 * except.c (finish_eh_generation): Call commit_edge_insertions if
1236 there are insns queued on the entry edge.
1237 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1240 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1242 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1244 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1246 * gcc/config/i386/i386.c: Delete trailing whitespace.
1247 * gcc/config/i386/i386.h: Ditto.
1248 * gcc/config/i386/bmmintrin.h: Ditto.
1249 * gcc/config/i386/sync.md: Ditto.
1250 * gcc/config/i386/ppro.md: Ditto.
1251 * gcc/config/i386/mmx.md: Ditto.
1252 * gcc/config/i386/constraints.md: Ditto.
1253 * gcc/config/i386/sse.md: Ditto.
1254 * gcc/config/i386/athlon.md: Ditto.
1255 * gcc/config/i386/i386.md: Ditto.
1257 2007-09-21 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/33508
1260 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1261 quadratic loop by keeping a bitmap of variables we have
1262 to clobber all subvariables for.
1263 (set_initial_properties): Likewise.
1265 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1267 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1269 2007-09-20 Nigel Stephens <nigel@mips.com>
1270 Chao-ying Fu <fu@mips.com>
1272 * c-decl.c (finish_declspecs): When _Sat is used without
1273 _Fract or _Accum, set the default type to cts_fract.
1274 This avoids a warning of "type defaults to int".
1276 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1278 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1279 bit-fields wider than one bit.
1281 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1284 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1286 * dbxout.c (dbxout_type): Likewise.
1290 * gimplify.c (gimplify_vla_decl): New function.
1291 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1293 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1295 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1297 * doc/invoke.texi (-minterlink-mips16): Document.
1298 * config/mips/mips.opt (minterlink-mips16): New option.
1299 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1302 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1304 * doc/extend.texi (Attribute Syntax): Remove old speculative
1307 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1309 * combine.c: Include cgraph.h.
1310 (setup_incoming_promotions): Rework to allow more aggressive
1311 elimination of sign extensions when all call sites of the
1312 current function are known to lie within the current unit.
1314 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1316 * dse.c (find_shift_sequence): No-op rework of control flow.
1318 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1320 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1321 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1323 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1325 * cfgexpand.c (dump_stack_var_partition): Use the correct
1326 index for the offset.
1328 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1330 * config/mips/sde.h: Switch to GPLv3.
1332 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1334 * tree-sra.c (decide_block_copy): Decide if there are groups.
1336 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1338 * config/m68k/m68k.c (output_move_himode): Remove jump table
1340 config/m68k/m68k.md (lea): Likewise.
1341 * config/m68k/m68k.c (print_operand_address): Use simple pc
1342 relative addressing.
1344 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1346 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1347 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1349 (asm_insn_count): Pass template as second argument to it.
1350 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1351 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1352 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1353 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1354 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1355 (sh_insn_length_adjustment): Pass template as second argument to it.
1356 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1358 * config/bfin/bfin.md (define_asm_attributes): New.
1360 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1362 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1364 * config/bfin/print-sysroot-suffix.sh: New.
1365 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1366 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1367 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1368 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1369 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1370 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1371 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1372 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1373 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1374 (linux-sysroot-suffix.h): New target.
1375 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1376 (mspecld-anomaly): Likewise.
1377 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1378 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1379 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1380 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1381 (bfin_si_revision): Declare.
1382 (bfin_workarounds): Declare.
1383 (WA_SPECULATIVE_LOADS): Define.
1384 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1385 (WA_SPECULATIVE_SYNCS): Define.
1386 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1387 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1388 (LIB_SPEC): Add %s to the linker scripts.
1389 Use proper linker script for bf522, bf525, bf527,
1390 bf538, bf539, bf542, bf544, bf548, and bf549.
1391 * config/bfin/bfin.c (bfin_si_revision): Define.
1392 (bfin_workarounds): Define.
1393 (struct bfin_cpu): New.
1395 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1396 (override_options): Set bfin_workarounds.
1397 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1398 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1399 ENABLE_WA_SPECULATIVE_LOADS.
1400 (bfin_reorg): Likewise.
1401 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1402 macros for bf522, bf525, bf527, bf538, bf539,
1403 bf542, bf544, bf548, and bf549.
1404 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1405 Don't define __ID_SHARED_LIB__ when -msep-data.
1406 (TARGET_DEFAULT): Define as 0.
1407 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1408 * doc/invoke.texi (Blackfin Options): Document silicon
1409 revision part of -mcpu option and it now accepts bf522, bf525,
1410 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1412 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * alias.c (memory_modified_1): Deconstify.
1415 (memory_modified_in_insn_p): Don't use const_note_stores.
1416 * rtl.h (const_note_stores): Delete.
1417 * rtlanal.c (const_note_stores): Likewise.
1419 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1421 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1424 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1428 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1429 (addsi_small_int): Likewise.
1430 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1431 (one_cmplsi2): Likewise.
1433 (enter_func): Expand insn using hard_frame_pointer_rtx and
1436 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1437 hard_frame_pointer_rtx instead of using REGNO() check.
1438 Properly sign extend GEN_INT() argument.
1440 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1442 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1444 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1445 alternatives with just jcc.
1446 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1447 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1448 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1449 dbge_hi, dbge_si): Likewise.
1451 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1453 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1454 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1455 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1456 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1457 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1459 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1461 * config/m68k/m68k-devices.def (51qe): New device.
1462 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1463 to all uses of FL_FOR_isa_c for compatibility.
1464 (all_microarchs): Add cfv1 microarchitecture.
1465 (m68k_handle_option): Handle m51qe option.
1466 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1467 (TUNE_CFV1): New macro.
1468 (enum uarch_type): Add ucfv1.
1469 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1471 2007-09-18 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/31863
1474 * tree-ssa-structalias.c (create_variable_info_for): Always
1475 free the fieldstack.
1477 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1479 * opts.c (decode_options): Enable vectorization under -O3.
1481 2007-09-18 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/33340
1484 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1485 SSA_NAMEs that occur in abnormal PHI nodes.
1487 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1489 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1490 Don't use const_get_call_expr_in.
1491 * tree-gimple.c (const_get_call_expr_in): Delete.
1492 * tree-gimple.h (const_get_call_expr_in): Likewise.
1494 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1496 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1497 not yet have a basic block.
1498 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1500 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1502 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1503 to both ".section"s.
1505 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1507 * config/mips/mips.c (mips_output_mi_thunk): Use
1508 mips_function_ok_for_sibcall and const_call_insn_operand
1509 to determine if a direct sibcall is allowed. Use
1510 mips_classify_symbol to determine a global pointer is needed.
1512 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1514 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1516 2007-09-17 Chao-ying Fu <fu@mips.com>
1517 Nigel Stephens <nigel@mips.com>
1519 * config/fixed-bit.h: New file.
1520 * config/fixed-bit.c: New file.
1521 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1523 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1525 * c-format.h (format_kind_info): Add alloc_char field.
1526 * c-format.c (scanf_flag_specs): Add 'm'.
1527 (scanf_flag_pairs): Add 'a', 'm' pair.
1528 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1529 (format_types_orig): Add alloc_char fields.
1530 (check_format_info_main): Rename aflag to alloc_flag.
1531 Handle fki->alloc_char. modifier after width and before length
1532 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1533 length modifiers as well.
1534 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1537 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1538 returned by build_call_expr.
1540 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1542 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1543 NULL for variable-sized records too.
1544 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1546 2007-09-17 Tom Tromey <tromey@redhat.com>
1548 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1549 (c_builtin_function): Likewise.
1550 (grokdeclarator): Likewise.
1552 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1554 PR rtl-optimization/26449
1555 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1556 (seq_insns_valid_p): Removed.
1558 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1560 * tree-nomudflap.c (gate_mudflap): New static function.
1561 (pass_mudflap_1): Use it as gate function.
1562 (pass_mudflap_2): Likewise.
1564 2007-09-17 Jan Hubicka <jh@suse.cz>
1568 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1570 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1572 PR tree-optimization/33319
1573 * tree-vect-analyze.c (vect_same_range_drs): New.
1574 (vect_vfa_range_equal): New.
1575 (vect_is_duplicate_ddr): Removed.
1576 (vect_mark_for_runtime_alias_test): Do not perform marking when
1577 optimizing for size or max_param for alias checking is zero.
1578 Move the function before vect_analyze_data_ref_dependence.
1579 (vect_analyze_data_ref_dependence): Add call to
1580 vect_mark_for_runtime_alias_test in two cases when dependence
1582 (vect_analyze_data_ref_dependences): Do not call to
1583 vect_mark_for_runtime_alias_test.
1584 (vect_prune_runtime_alias_test_list): New.
1585 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1586 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1587 Update vec_outside_cost.
1588 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1589 (vect_create_cond_for_alias_checks): Build the base address of data
1590 reference from DR_GROUP_FIRST_DR.
1591 (vect_loop_versioning): New.
1592 (vect_transform_loop): Add a call to vect_loop_versioning.
1593 Remove factored out code.
1595 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1598 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1601 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1603 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1604 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1605 Fix the call to insn_rtx_cost. Skip access sizes that require a
1606 real truncation of the store register. Use convert_move instead
1607 of gen_lowpart when narrowing the result.
1608 (replace_read): Use convert_move instead of gen_lowpart when
1609 narrowing the store rhs.
1611 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1613 * config/mips/mips.md (SHORT): Fix long line.
1614 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1615 to QImode and HImode.
1617 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1619 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1621 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1623 * tree-parloops.c: New file.
1624 * tree-ssa-operands.h (free_stmt_operands): Declare.
1625 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1627 * tree-pass.h (pass_parallelize_loops): Declare.
1628 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1630 (build_omp_regions_1): Allow analysing just a single OMP region and
1632 ( build_omp_regions_root, omp_expand_local): New functions.
1633 (build_omp_regions): Add argument to build_omp_regions_1 call.
1634 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1635 autoparallelization is run.
1636 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1637 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1638 pass_parallelize_loops): New.
1639 * common.opt (ftree-parallelize-loops): New.
1640 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1641 parallelize_loops): Declare.
1642 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1643 * Makefile.in (tree-parloops.o): Added.
1644 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1646 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1647 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1648 one extra edge as well.
1649 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1650 Use VEC_free to free doms vector.
1651 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1652 operands. Recompute operand caches in the new function.
1653 (move_sese_region_to_fn): Update loop info.
1654 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1655 * tree-ssa-operands.c (free_stmt_operands): New function.
1657 * doc/passes.texi: Document autoparallelization.
1658 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1660 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1663 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1666 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1668 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1669 the VEC is not NULL.
1670 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1671 get_vectype_for_scalar_type succeeded.
1672 (vectorizable_conversion): Likewise.
1674 2007-09-14 Jan Hubicka <jh@suse.cz>
1676 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1679 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1683 register when operands[2] equals operands[1].
1684 (remainderxf3): Ditto.
1686 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1687 Nigel Stephens <nigel@mips.com>
1689 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1690 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1691 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1693 (_Unwind_ForcedUnwind): Likewise.
1694 (_Unwind_Resume): Likewise.
1695 (_Unwind_Resume_or_Rethrow): Likewise.
1696 (_Unwind_Backtrace): Likewise.
1697 (_Unwind_SjLj_RaiseException): Likewise.
1698 (_Unwind_SjLj_ForcedUnwind): Likewise.
1699 (_Unwind_SjLj_Resume): Likewise.
1700 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1701 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1703 (_Unwind_ForcedUnwind): Likewise.
1704 (_Unwind_Resume): Likewise.
1705 (_Unwind_Resume_or_Rethrow): Likewise.
1706 (_Unwind_Backtrace): Likewise.
1707 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1708 (_Unwind_ForcedUnwind): Likewise.
1709 (_Unwind_RaiseException): Likewise.
1710 (_Unwind_Resume): Likewise.
1711 (_Unwind_Resume_or_Rethrow): Likewise.
1713 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1714 nomips16 mode when IN_LIBGCC2 with hard float.
1716 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1718 * config/mips/sdemtk.opt: Update to GPLv3.
1719 * config/mips/sdemtk.h: Likewise.
1721 2007-09-14 Nigel Stephens <nigel@mips.com>
1723 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1724 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1725 for mipsisa32-*-linux*.
1727 2007-09-14 Nigel Stephens <nigel@mips.com>
1728 David Ung <davidu@mips.com>
1729 Thiemo Seufer <ths@mips.com>
1730 Richard Sandiford <richard@codesourcery.com>
1732 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1733 * configure.ac: Add a mipssde threading type.
1734 * configure: Regenerate.
1735 * config/mips/sdemtk.h: New file.
1736 * config/mips/t-sdemtk: Likewise.
1737 * config/mips/sdemtk.opt: Likewise.
1738 * gthr-mipssde.h: Likewise.
1739 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1740 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1741 (MIPS_ICACHE_SYNC): New macro, split from ...
1742 * config/mips/mips.md (clear_cache): ...here.
1743 * config/mips/mips.c (mips_save_reg_p): Check
1744 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1745 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1746 (build_mips16_call_stub): Likewise.
1748 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1750 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1752 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1755 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1756 current_frame_info.n_local_regs. Don't return emitted local
1758 (ia64_compute_frame_size): Improve unwind hack to put
1759 RP, PFS, FP in that order by allowing some of the registers
1760 been already emitted, as long as they are emitted to the
1763 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1765 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1766 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1767 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1769 2007-09-13 Eric Christopher <echristo@apple.com>
1770 Kenneth Zadeck <zadeck@naturalbridge.com>
1772 * dse.c (find_shift_sequence): New function.
1773 (replace_read): Add case to remove read if it requires shift.
1774 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1776 2007-09-13 Tom Tromey <tromey@redhat.com>
1778 * c-common.c (fname_as_string): Update.
1779 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1780 (c_lex_one_token): Update. Add 'parser' argument.
1781 (c_parser_simple_asm_expr): Update.
1782 (c_parser_attributes): Update.
1783 (c_parser_asm_statement): Update.
1784 (c_parser_asm_operands): Update.
1785 (c_parser_peek_token): Update.
1786 (c_parser_peek_2nd_token): Update.
1787 * c-lex.c (c_lex_string_translate): Remove.
1788 (c_lex_return_raw_strings): Likewise.
1789 (c_lex_with_flags): Added 'lex_flags' argument.
1790 (lex_string): Added 'translate' argument.
1791 * c-pragma.h (c_lex_with_flags): Update.
1792 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1793 (C_LEX_STRING_NO_TRANSLATE): New define.
1794 (C_LEX_RAW_STRINGS): Likewise.
1796 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1799 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1800 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1801 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1802 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1803 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1804 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1805 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1806 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1807 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1808 (bdesc_1arg): Add __builtin_bfin_ones.
1809 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1810 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1811 and __builtin_bfin_csqu_fr16.
1812 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1813 (ones): New define_insn.
1814 (ssaddhi3_parts): New define_insn.
1815 (sssubhi3_parts): New define_insn.
1816 (flag_mulhi_parts): New define_insn.
1818 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1820 * common.opt (femit-class-debug-always): Turn off by default.
1822 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1824 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1825 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1827 2007-09-13 James E. Wilson <wilson@specifix.com>
1829 PR tree-optimization/33389
1830 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1831 then set build_loads before returning.
1833 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1834 David Ung <davidu@mips.com>
1836 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1837 {d}addiu and a negative immediate such that it works with MIPS16
1840 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1843 * configure.ac (ld_vers): Support Linux linker.
1844 * configure: Regenerated.
1846 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1847 Sandra Loosemore <sandra@codesourcery.com>
1849 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1850 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1851 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1852 nomips16 into decl attributes.
1853 (TARGET_INSERT_ATTRIBUTES): Override.
1854 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1855 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1856 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1857 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1858 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1859 (mips_use_mips16_mode_p): Reimplement as a function that takes
1860 a decl and considers only decl attributes. If the decl is nested
1861 function, use its parent attributes.
1862 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1863 instead of SYMBOL_REF_MIPS16_FUNC_P.
1864 (mips_set_mips16_mode): Move call to sorry here from old
1865 mips_use_mips16_mode_p.
1866 (mflip_mips16_entry): New structure.
1867 (mflip_mips16_htab): New variable.
1868 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1869 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1870 (mips_merge_decl_attributes): New function.
1871 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1872 Use mips_use_mips16_mode_p.
1873 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1874 SYMBOL_REF_MIPS16_FUNC_P.
1875 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1877 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1879 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1881 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1884 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1886 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1887 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1888 Tony Linthicum <tony.linthicum@amd.com>
1890 * tree.h (function_args_iterator): New type to iterate over
1892 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1893 function arguments providing a pointer to the argument.
1894 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1895 function arguments providing the argument.
1896 (function_args_iter_init): Inline function to initialize
1897 function_args_iterator.
1898 (function_args_iter_cond_ptr): Inline function to return the next
1899 pointer to hold the argument.
1900 (function_args_iter_cond): Inline function to return the next
1902 (function_args_iter_cond_next): Advance the function args
1904 (stdarg_p): New function, return true if variable argument
1906 (prototype_p): New function, return true if function is
1908 (function_args_count): New function, count the number of arguments
1911 * tree.c (stdarg_p): New function, return true if variable
1913 (prototype_p): New function, return true if function is
1916 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1917 (TARGET_ROUND): New macro for the round/ptest instructions which
1918 are shared between SSE4.1 and SSE5.
1919 (OPTION_MASK_ISA_ROUND): Ditto.
1920 (OPTION_ISA_ROUND): Ditto.
1921 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1922 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1924 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1925 (-mfused-madd): New switch to give users control over whether the
1926 compiler optimizes to use the multiply/add SSE5 instructions.
1928 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1929 m_ATHLON_K8_AMDFAM10, and change all uses.
1930 (enum pta_flags): Add PTA_SSE5.
1931 (ix86_handle_option): Turn off 3dnow if -msse5.
1932 (override_options): Add SSE5 support.
1933 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1935 (ix86_expand_sse_movcc): Add SSE5 support.
1936 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1937 vector type to the next largest size.
1938 (ix86_expand_sse5_pack): New function to use pperm to pack a
1939 vector type to the next smallest size.
1940 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1941 (IX86_BUILTIN_FMADDSD): Ditto.
1942 (IX86_BUILTIN_FMADDPS): Ditto.
1943 (IX86_BUILTIN_FMADDPD): Ditto.
1944 (IX86_BUILTIN_FMSUBSS): Ditto.
1945 (IX86_BUILTIN_FMSUBSD): Ditto.
1946 (IX86_BUILTIN_FMSUBPS): Ditto.
1947 (IX86_BUILTIN_FMSUBPD): Ditto.
1948 (IX86_BUILTIN_FNMADDSS): Ditto.
1949 (IX86_BUILTIN_FNMADDSD): Ditto.
1950 (IX86_BUILTIN_FNMADDPS): Ditto.
1951 (IX86_BUILTIN_FNMADDPD): Ditto.
1952 (IX86_BUILTIN_FNMSUBSS): Ditto.
1953 (IX86_BUILTIN_FNMSUBSD): Ditto.
1954 (IX86_BUILTIN_FNMSUBPS): Ditto.
1955 (IX86_BUILTIN_FNMSUBPD): Ditto.
1956 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1957 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1958 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1959 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1960 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1961 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1962 (IX86_BUILTIN_PPERM): Ditto.
1963 (IX86_BUILTIN_PERMPS): Ditto.
1964 (IX86_BUILTIN_PERMPD): Ditto.
1965 (IX86_BUILTIN_PMACSSWW): Ditto.
1966 (IX86_BUILTIN_PMACSWW): Ditto.
1967 (IX86_BUILTIN_PMACSSWD): Ditto.
1968 (IX86_BUILTIN_PMACSWD): Ditto.
1969 (IX86_BUILTIN_PMACSSDD): Ditto.
1970 (IX86_BUILTIN_PMACSDD): Ditto.
1971 (IX86_BUILTIN_PMACSSDQL): Ditto.
1972 (IX86_BUILTIN_PMACSSDQH): Ditto.
1973 (IX86_BUILTIN_PMACSDQL): Ditto.
1974 (IX86_BUILTIN_PMACSDQH): Ditto.
1975 (IX86_BUILTIN_PMADCSSWD): Ditto.
1976 (IX86_BUILTIN_PMADCSWD): Ditto.
1977 (IX86_BUILTIN_PHADDBW): Ditto.
1978 (IX86_BUILTIN_PHADDBD): Ditto.
1979 (IX86_BUILTIN_PHADDBQ): Ditto.
1980 (IX86_BUILTIN_PHADDWD): Ditto.
1981 (IX86_BUILTIN_PHADDWQ): Ditto.
1982 (IX86_BUILTIN_PHADDDQ): Ditto.
1983 (IX86_BUILTIN_PHADDUBW): Ditto.
1984 (IX86_BUILTIN_PHADDUBD): Ditto.
1985 (IX86_BUILTIN_PHADDUBQ): Ditto.
1986 (IX86_BUILTIN_PHADDUWD): Ditto.
1987 (IX86_BUILTIN_PHADDUWQ): Ditto.
1988 (IX86_BUILTIN_PHADDUDQ): Ditto.
1989 (IX86_BUILTIN_PHSUBBW): Ditto.
1990 (IX86_BUILTIN_PHSUBWD): Ditto.
1991 (IX86_BUILTIN_PHSUBDQ): Ditto.
1992 (IX86_BUILTIN_PROTB): Ditto.
1993 (IX86_BUILTIN_PROTW): Ditto.
1994 (IX86_BUILTIN_PROTD): Ditto.
1995 (IX86_BUILTIN_PROTQ): Ditto.
1996 (IX86_BUILTIN_PROTB_IMM): Ditto.
1997 (IX86_BUILTIN_PROTW_IMM): Ditto.
1998 (IX86_BUILTIN_PROTD_IMM): Ditto.
1999 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2000 (IX86_BUILTIN_PSHLB): Ditto.
2001 (IX86_BUILTIN_PSHLW): Ditto.
2002 (IX86_BUILTIN_PSHLD): Ditto.
2003 (IX86_BUILTIN_PSHLQ): Ditto.
2004 (IX86_BUILTIN_PSHAB): Ditto.
2005 (IX86_BUILTIN_PSHAW): Ditto.
2006 (IX86_BUILTIN_PSHAD): Ditto.
2007 (IX86_BUILTIN_PSHAQ): Ditto.
2008 (IX86_BUILTIN_FRCZSS): Ditto.
2009 (IX86_BUILTIN_FRCZSD): Ditto.
2010 (IX86_BUILTIN_FRCZPS): Ditto.
2011 (IX86_BUILTIN_FRCZPD): Ditto.
2012 (IX86_BUILTIN_CVTPH2PS): Ditto.
2013 (IX86_BUILTIN_CVTPS2PH): Ditto.
2014 (IX86_BUILTIN_COMEQSS): Ditto.
2015 (IX86_BUILTIN_COMNESS): Ditto.
2016 (IX86_BUILTIN_COMLTSS): Ditto.
2017 (IX86_BUILTIN_COMLESS): Ditto.
2018 (IX86_BUILTIN_COMGTSS): Ditto.
2019 (IX86_BUILTIN_COMGESS): Ditto.
2020 (IX86_BUILTIN_COMUEQSS): Ditto.
2021 (IX86_BUILTIN_COMUNESS): Ditto.
2022 (IX86_BUILTIN_COMULTSS): Ditto.
2023 (IX86_BUILTIN_COMULESS): Ditto.
2024 (IX86_BUILTIN_COMUGTSS): Ditto.
2025 (IX86_BUILTIN_COMUGESS): Ditto.
2026 (IX86_BUILTIN_COMORDSS): Ditto.
2027 (IX86_BUILTIN_COMUNORDSS): Ditto.
2028 (IX86_BUILTIN_COMFALSESS): Ditto.
2029 (IX86_BUILTIN_COMTRUESS): Ditto.
2030 (IX86_BUILTIN_COMEQSD): Ditto.
2031 (IX86_BUILTIN_COMNESD): Ditto.
2032 (IX86_BUILTIN_COMLTSD): Ditto.
2033 (IX86_BUILTIN_COMLESD): Ditto.
2034 (IX86_BUILTIN_COMGTSD): Ditto.
2035 (IX86_BUILTIN_COMGESD): Ditto.
2036 (IX86_BUILTIN_COMUEQSD): Ditto.
2037 (IX86_BUILTIN_COMUNESD): Ditto.
2038 (IX86_BUILTIN_COMULTSD): Ditto.
2039 (IX86_BUILTIN_COMULESD): Ditto.
2040 (IX86_BUILTIN_COMUGTSD): Ditto.
2041 (IX86_BUILTIN_COMUGESD): Ditto.
2042 (IX86_BUILTIN_COMORDSD): Ditto.
2043 (IX86_BUILTIN_COMUNORDSD): Ditto.
2044 (IX86_BUILTIN_COMFALSESD): Ditto.
2045 (IX86_BUILTIN_COMTRUESD): Ditto.
2046 (IX86_BUILTIN_COMEQPS): Ditto.
2047 (IX86_BUILTIN_COMNEPS): Ditto.
2048 (IX86_BUILTIN_COMLTPS): Ditto.
2049 (IX86_BUILTIN_COMLEPS): Ditto.
2050 (IX86_BUILTIN_COMGTPS): Ditto.
2051 (IX86_BUILTIN_COMGEPS): Ditto.
2052 (IX86_BUILTIN_COMUEQPS): Ditto.
2053 (IX86_BUILTIN_COMUNEPS): Ditto.
2054 (IX86_BUILTIN_COMULTPS): Ditto.
2055 (IX86_BUILTIN_COMULEPS): Ditto.
2056 (IX86_BUILTIN_COMUGTPS): Ditto.
2057 (IX86_BUILTIN_COMUGEPS): Ditto.
2058 (IX86_BUILTIN_COMORDPS): Ditto.
2059 (IX86_BUILTIN_COMUNORDPS): Ditto.
2060 (IX86_BUILTIN_COMFALSEPS): Ditto.
2061 (IX86_BUILTIN_COMTRUEPS): Ditto.
2062 (IX86_BUILTIN_COMEQPD): Ditto.
2063 (IX86_BUILTIN_COMNEPD): Ditto.
2064 (IX86_BUILTIN_COMLTPD): Ditto.
2065 (IX86_BUILTIN_COMLEPD): Ditto.
2066 (IX86_BUILTIN_COMGTPD): Ditto.
2067 (IX86_BUILTIN_COMGEPD): Ditto.
2068 (IX86_BUILTIN_COMUEQPD): Ditto.
2069 (IX86_BUILTIN_COMUNEPD): Ditto.
2070 (IX86_BUILTIN_COMULTPD): Ditto.
2071 (IX86_BUILTIN_COMULEPD): Ditto.
2072 (IX86_BUILTIN_COMUGTPD): Ditto.
2073 (IX86_BUILTIN_COMUGEPD): Ditto.
2074 (IX86_BUILTIN_COMORDPD): Ditto.
2075 (IX86_BUILTIN_COMUNORDPD): Ditto.
2076 (IX86_BUILTIN_COMFALSEPD): Ditto.
2077 (IX86_BUILTIN_COMTRUEPD): Ditto.
2078 (IX86_BUILTIN_PCOMEQUB): Ditto.
2079 (IX86_BUILTIN_PCOMNEUB): Ditto.
2080 (IX86_BUILTIN_PCOMLTUB): Ditto.
2081 (IX86_BUILTIN_PCOMLEUB): Ditto.
2082 (IX86_BUILTIN_PCOMGTUB): Ditto.
2083 (IX86_BUILTIN_PCOMGEUB): Ditto.
2084 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2085 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2086 (IX86_BUILTIN_PCOMEQUW): Ditto.
2087 (IX86_BUILTIN_PCOMNEUW): Ditto.
2088 (IX86_BUILTIN_PCOMLTUW): Ditto.
2089 (IX86_BUILTIN_PCOMLEUW): Ditto.
2090 (IX86_BUILTIN_PCOMGTUW): Ditto.
2091 (IX86_BUILTIN_PCOMGEUW): Ditto.
2092 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2093 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2094 (IX86_BUILTIN_PCOMEQUD): Ditto.
2095 (IX86_BUILTIN_PCOMNEUD): Ditto.
2096 (IX86_BUILTIN_PCOMLTUD): Ditto.
2097 (IX86_BUILTIN_PCOMLEUD): Ditto.
2098 (IX86_BUILTIN_PCOMGTUD): Ditto.
2099 (IX86_BUILTIN_PCOMGEUD): Ditto.
2100 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2101 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2102 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2103 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2104 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2105 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2106 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2107 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2108 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2109 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2110 (IX86_BUILTIN_PCOMEQB): Ditto.
2111 (IX86_BUILTIN_PCOMNEB): Ditto.
2112 (IX86_BUILTIN_PCOMLTB): Ditto.
2113 (IX86_BUILTIN_PCOMLEB): Ditto.
2114 (IX86_BUILTIN_PCOMGTB): Ditto.
2115 (IX86_BUILTIN_PCOMGEB): Ditto.
2116 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2117 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2118 (IX86_BUILTIN_PCOMEQW): Ditto.
2119 (IX86_BUILTIN_PCOMNEW): Ditto.
2120 (IX86_BUILTIN_PCOMLTW): Ditto.
2121 (IX86_BUILTIN_PCOMLEW): Ditto.
2122 (IX86_BUILTIN_PCOMGTW): Ditto.
2123 (IX86_BUILTIN_PCOMGEW): Ditto.
2124 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2125 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2126 (IX86_BUILTIN_PCOMEQD): Ditto.
2127 (IX86_BUILTIN_PCOMNED): Ditto.
2128 (IX86_BUILTIN_PCOMLTD): Ditto.
2129 (IX86_BUILTIN_PCOMLED): Ditto.
2130 (IX86_BUILTIN_PCOMGTD): Ditto.
2131 (IX86_BUILTIN_PCOMGED): Ditto.
2132 (IX86_BUILTIN_PCOMFALSED): Ditto.
2133 (IX86_BUILTIN_PCOMTRUED): Ditto.
2134 (IX86_BUILTIN_PCOMEQQ): Ditto.
2135 (IX86_BUILTIN_PCOMNEQ): Ditto.
2136 (IX86_BUILTIN_PCOMLTQ): Ditto.
2137 (IX86_BUILTIN_PCOMLEQ): Ditto.
2138 (IX86_BUILTIN_PCOMGTQ): Ditto.
2139 (IX86_BUILTIN_PCOMGEQ): Ditto.
2140 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2141 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2142 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2143 OPTION_MASK_ISA_ROUND for instructions that are shared between
2145 (bdesc_2arg): Ditto.
2146 (bdesc_sse_3arg): Ditto.
2147 (enum multi_arg_type): New enum for describing the various SSE5
2148 intrinsic argument types.
2149 (bdesc_multi_arg): New table for SSE5 intrinsics.
2150 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2151 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2153 (ix86_expand_builtin): Add SSE5 intrinsic support.
2154 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2155 operand instructions.
2156 (ix86_expand_sse5_multiple_memory): New function to split the
2157 second memory reference from SSE5 instructions.
2158 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2159 (ix86_return_pops_args): Use stdarg_p to determine if the function
2160 has variable arguments.
2161 (ix86_setup_incoming_varargs): Ditto.
2162 (x86_this_parameter): Ditto.
2164 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2166 (ix86_expand_sse5_pack): Ditto.
2167 (ix86_sse5_valid_op_p): Ditto.
2168 (ix86_expand_sse5_multiple_memory): Ditto.
2170 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2171 constant for SSE5 support.
2172 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2173 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2174 (UNSPEC_SSE5_PERMUTE): Ditto.
2175 (UNSPEC_SSE5_ASHIFT): Ditto.
2176 (UNSPEC_SSE5_LSHIFT): Ditto.
2177 (UNSPEC_FRCZ): Ditto.
2178 (UNSPEC_CVTPH2PS): Ditto.
2179 (UNSPEC_CVTPS2PH): Ditto.
2180 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2182 (COM_FALSE_S): Ditto.
2183 (COM_FALSE_P): Ditto.
2184 (COM_TRUE_S): Ditto.
2185 (COM_TRUE_P): Ditto.
2186 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2187 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2189 (memory attribute): Ditto.
2190 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2191 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2192 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2193 (floor<mode>2): Ditto.
2194 (ceil<mode>2): Ditto.
2195 (btrunc<mode>2): Ditto.
2196 (nearbyintdf2): Ditto.
2197 (nearbyintsf2): Ditto.
2198 (sse_setccsf): Disable if SSE5.
2199 (sse_setccdf): Ditto.
2200 (sse5_setcc<mode>): New support for SSE5 conditional move.
2201 (sse5_pcmov_<mode>): Ditto.
2203 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2205 (SSEMODEF2P): Ditto.
2206 (ssemodesuffixf4): New mode attribute for SSE5.
2207 (ssemodesuffixf2s): Ditto.
2208 (ssemodesuffixf2c): Ditto.
2209 (sserotatemax): Ditto.
2210 (ssescalarmode): Ditto.
2211 (sse_maskcmpv4sf3): Disable if SSE5.
2212 (sse_maskcmpv2df3): Ditto.
2213 (sse_vmmaskcmpv4sf3): Ditto.
2214 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2216 (sse5_vmfmadd<mode>4): Ditto.
2217 (sse5_fmsub<mode>4): Ditto.
2218 (sse5_vmfmsub<mode>4): Ditto.
2219 (sse5_fnmadd<mode>4): Ditto.
2220 (sse5_vmfnmadd<mode>4): Ditto.
2221 (sse5_fnmsub<mode>4): Ditto.
2222 (sse5_vmfnmsub<mode>4): Ditto.
2223 (sse5i_fmadd<mode>4): Ditto.
2224 (sse5i_fmsub<mode>4): Ditto.
2225 (sse5i_fnmadd<mode>4): Ditto.
2226 (sse5i_fnmsub<mode>4): Ditto.
2227 (sse5i_vmfmadd<mode>4): Ditto.
2228 (sse5i_vmfmsub<mode>4): Ditto.
2229 (sse5i_vmfnmadd<mode>4): Ditto.
2230 (sse5i_vmfnmsub<mode>4): Ditto.
2231 (mulv16qi3): Add SSE5 support.
2233 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2234 (sse2_mulv4si3): Disable if SSE5.
2235 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2236 (sse4_1_roundps): Ditto.
2237 (sse4_1_roundsd): Ditto.
2238 (sse4_1_roundss): Ditto.
2239 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2241 (sse_maskcmpsf3): Ditto.
2242 (sse_vmmaskcmpv4sf3): Ditto.
2243 (sse2_maskcmpv2df3): Ditto.
2244 (sse2_maskcmpdf3): Ditto.
2245 (sse2_vmmaskcmpv2df3): Ditto.
2246 (sse2_eq<mode>3): Ditto.
2247 (sse2_gt<mode>3): Ditto.
2248 (sse5_pcmov_<mode>): Add SSE5 support.
2249 (vec_unpacku_hi_v16qi): Ditto.
2250 (vec_unpacks_hi_v16qi): Ditto.
2251 (vec_unpacku_lo_v16qi): Ditto.
2252 (vec_unpacks_lo_v16qi): Ditto.
2253 (vec_unpacku_hi_v8hi): Ditto.
2254 (vec_unpacks_hi_v8hi): Ditto.
2255 (vec_unpacku_lo_v8hi): Ditto.
2256 (vec_unpacks_lo_v8hi): Ditto.
2257 (vec_unpacku_hi_v4si): Ditto.
2258 (vec_unpacks_hi_v4si): Ditto.
2259 (vec_unpacku_lo_v4si): Ditto.
2260 (vec_unpacks_lo_v4si): Ditto.
2261 (sse5_pmacsww): New SSE5 intrinsic insn.
2262 (sse5_pmacssww): Ditto.
2263 (sse5_pmacsdd): Ditto.
2264 (sse5_pmacssdd): Ditto.
2265 (sse5_pmacssdql): Ditto.
2266 (sse5_pmacssdqh): Ditto.
2267 (sse5_pmacsdqh): Ditto.
2268 (sse5_pmacsswd): Ditto.
2269 (sse5_pmacswd): Ditto.
2270 (sse5_pmadcsswd): Ditto.
2271 (sse5_pmadcswd): Ditto.
2272 (sse5_pcmov_<move>): Conditional move support on SSE5.
2273 (sse5_phaddbw): New SSE5 intrinsic insn.
2274 (sse5_phaddbd): Ditto.
2275 (sse5_phaddbq): Ditto.
2276 (sse5_phaddwd): Ditto.
2277 (sse5_phaddwq): Ditto.
2278 (sse5_phadddq): Ditto.
2279 (sse5_phaddubw): Ditto.
2280 (sse5_phaddubd): Ditto.
2281 (sse5_phaddubq): Ditto.
2282 (sse5_phadduwd): Ditto.
2283 (sse5_phadduwq): Ditto.
2284 (sse5_phaddudq): Ditto.
2285 (sse5_phsubbw): Ditto.
2286 (sse5_phsubwd): Ditto.
2287 (sse5_phsubdq): Ditto.
2288 (sse5_pperm): Ditto.
2289 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2290 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2291 (sse5_pperm_sign_v8hi_v4si): Ditto.
2292 (sse5_pperm_zero_v8hi_v4si): Ditto.
2293 (sse5_pperm_sign_v4si_v2di): Ditto.
2294 (sse5_pperm_sign_v4si_v2di): Ditto.
2295 (sse5_pperm_pack_v2di_v4si): Ditto.
2296 (sse5_pperm_pack_v4si_v8hi): Ditto.
2297 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2298 (sse5_perm<mode>): New SSE5 intrinsic insn.
2299 (rotl<mode>3): Ditto.
2300 (sse5_rotl<mode>3): Ditto.
2301 (sse5_ashl<mode>3): Ditto.
2302 (sse5_lshl<mode>3): Ditto.
2303 (sse5_frcz<mode>2): Ditto.
2304 (sse5s_frcz<mode>2): Ditto.
2305 (sse5_cvtph2ps): Ditto.
2306 (sse5_cvtps2ph): Ditto.
2307 (sse5_vmmaskcmp<mode>3): Ditto.
2308 (sse5_com_tf<mode>3): Ditto.
2309 (sse5_maskcmp<mode>3): Ditto.
2310 (sse5_maskcmp_uns<mode>3): Ditto.
2311 (sse5_maskcmp_uns2<mode>3): Ditto.
2312 (sse5_pcom_tf<mode>3): Ditto.
2314 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2316 (sse5_comparison_float_operator): New predicate to match the
2317 comparison operators supported by the SSE5 com instruction.
2318 (ix86_comparison_int_operator): New predicate to match just the
2319 signed int comparisons.
2320 (ix86_comparison_uns_operator): New predicate to match just the
2321 unsigned int comparisons.
2323 * doc/invoke.texi (-msse5): Add documentation.
2324 (-mfused-madd): Ditto.
2326 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2328 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2330 (x86_64-*-*): Ditto.
2332 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2334 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2335 intrinisics for SSE5.
2337 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2340 * config/i386/mmintrin-common.h: New file, to contain common
2341 instructions between SSE4.1 and SSE5.
2343 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2344 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2345 (gen_regparm_prefix): Ditto.
2347 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2348 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2349 prototype_p to determine if a function is prototyped.
2351 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2353 * config/dfp-bit.c (dfp_conversion_exception): New function.
2354 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2355 (DFP_TO_INT): Ditto.
2356 (INT_TO_DFP): Ditto.
2357 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2359 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2362 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2363 before sp restoration even when total_size is 0, but
2364 frame_pointer_needed.
2366 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2368 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2369 (xtensa_copy_incoming_a7): Use start_sequence instead of
2370 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2371 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2372 of the saveregs sequence.
2374 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2376 * c-tree.h (grokfield): Add a "tree *" argument.
2377 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2378 Chain nested decl attributes to it. Don't call decl_attributes here.
2379 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2380 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2381 (grokfield): Take a pointer to the decl's attributes and pass
2382 it to grokdeclarator.
2383 * c-parser.c (c_parser_struct_declaration): Update the calls to
2384 grokfield. Call decl_attributes for anonymous struct and union
2387 2007-09-12 Jan Hubicka <jh@suse.cz>
2389 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2391 2007-09-12 Ira Rosen <irar@il.ibm.com>
2393 PR tree-optimization/32377
2394 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2395 between positive and negative dependence distance using DDR_REVERSED_P.
2397 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2399 PR tree-optimization/33373
2400 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2401 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2403 2007-09-12 Jan Hubicka <jh@suse.cz>
2406 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2409 2007-09-12 Christian Bruel <christian.bruel@st.com>
2411 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2412 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2414 2007-09-12 Ira Rosen <irar@il.ibm.com>
2416 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2417 for oprnd1 if not required.
2418 (vectorizable_operation): Use scalar operand in SLP in case of
2419 shift with scalar argument.
2421 2007-09-12 Ira Rosen <irar@il.ibm.com>
2423 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2426 2007-09-11 James E. Wilson <wilson@specifix.com>
2428 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2429 TARGET_UNWIND_INFO is defined.
2430 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2433 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2435 * config/sh/sh.c (calc_live_regs): Use
2436 current_function_saves_all_registers instead of
2437 current_function_has_nonlocal_label.
2438 (sh_allocate_initial_value): Likewise.
2439 (sh_get_pr_initial_val): Likewise.
2440 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2441 * config/sh/sh.md (load_ra): Likewise.
2443 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2445 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2448 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2449 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2451 2007-09-12 Sa Liu <saliu@de.ibm.com>
2453 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2454 operands to DFmode GE or LE compares.
2456 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2458 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2459 REG_CLASS_NAMES): Add P0REGS.
2460 (REGNO_REG_CLASS): Return it where appropriate.
2461 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2462 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2463 * doc/md.texi (Blackfin family): Document 'q' constraints.
2465 2007-09-11 Steve Kenton <skenton@ou.edu>
2467 * pa/linux-unwind.h: Guard with inhibit_libc.
2468 * pa/hpux-unwind.h: Likewise.
2470 2007-09-11 David Daney <ddaney@avtrex.com>
2472 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2473 * doc/install.texi: Document new --with-llsc and --without-llsc
2475 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2476 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2477 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2479 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2480 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2481 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2482 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2483 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2484 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2485 * config/mips/mips.opt (mllsc): New option.
2486 * config/mips/mips.c (mips_llsc): Define variable.
2487 (mips_handle_option): Handle mllsc option.
2488 (override_options): Set mips_print_operand_punct for '|' and '-'.
2489 (print_operand): Add new %| and %- operand codes.
2490 * config/mips/mips.h (mips_llsc_setting): New enum type.
2491 (mips_llsc): Declare.
2492 (OPTION_DEFAULT_SPECS): Add llsc handling.
2493 (GENERATE_SYNC): New macro.
2494 (GENERATE_LL_SC): New macro.
2495 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2496 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2497 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2498 in %| and %- operand codes.
2500 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2502 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2503 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2505 2007-09-11 Jason Merrill <jason@redhat.com>
2508 * stor-layout.c (layout_decl): Do pack variable size fields.
2510 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2512 * config/m68k/predicates.md (movsi_const0_operand,
2513 non_symbolic_call_operand): New predicates.
2515 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2517 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2518 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2519 CW, CZ, CS, Ap and Ac.
2521 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2522 (constraints.md): New include.
2523 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2524 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2525 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2527 (pushdi): Add split.
2528 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2529 attributes. Split tstsi_internal_68020_cf from it.
2530 (tstsi_internal_68020_cf): New pattern.
2531 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2532 (tst<mode>_cf): Specify attributea.
2533 (cmpsi_cf): Name pattern. Specify attributes.
2534 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2535 (pushexthisi_const): Fix to use alternatives. Specify
2537 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2538 from it. Fix to use alternatives. Specify attributes.
2539 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2540 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2542 (movsf_cf_soft): Specify attributes.
2543 (movdf_cf_soft): Add split.
2544 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2545 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2546 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2547 (truncdfsf2_68881): Name pattern. Specify attributes.
2548 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2549 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2550 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2552 (addsi3_5200): Fix to use alternatives. Specify attributes.
2554 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2555 (subsi3): Add alternative for subq.l. Specify attributes.
2556 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2557 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2559 (umulhisi3): Specify attributes.
2560 (mulhisisi3_z): Name pattern. Specify attributes.
2561 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2562 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2563 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2564 bsetmemqi): Specify attributes.
2565 (bsetmemqi_ext): Name pattern. Specify attributes.
2566 (bclrmemqi): Specify attributes.
2567 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2568 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2570 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2571 pattern. Specify attributes.
2572 (jump): Specify attributes.
2573 (tablejump_internal): Name pattern. Specify attributes.
2574 (call_value): Split into non_symbolic_call_value,
2575 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2576 alternatives. Specify attributes.
2577 (non_symbolic_call_value, symbolic_call_value_jsr,
2578 symbolic_call_value_bsr): New patterns.
2579 (nop, return, unlink, indirect_jump): Specify attributes.
2580 (trap): Fix condition. Specify attributes.
2583 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2584 (override_options): Initialize it. Initialize m68k_sched_cpu.
2585 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2586 (const_method): Make global, rename to m68k_const_method.
2587 (const_int_cost, output_move_const_into_data_reg): Update.
2588 (output_move_double): Parametrize to emit rtl code, rename to
2590 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2591 emit_movsi): New static functions.
2592 (output_move_double): New function with semantics of old
2594 (m68k_emit_move_double): New function.
2595 (m68k_sched_cpu): New variable.
2596 (attr_op_type): New enum.
2597 (sched_guess_p): New variable.
2598 (sched_address_type, sched_operand_type, sched_attr_op_type):
2599 New static functions.
2600 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2601 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2602 (sched_branch_type): New static variable.
2603 (m68k_sched_branch_type): New function.
2604 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2605 (m68k_symbolic_call_var): Declare.
2606 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2607 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2608 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2609 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2612 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2614 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2615 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2616 error if __builtin_va_arg_pack_len () wasn't optimized out during
2618 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2619 with the number of inline's anonymous arguments.
2620 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2622 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2624 * fold-const.c (extract_muldiv_1): Do not simplify
2627 2007-09-11 Jan Hubicka <jh@suse.cz>
2629 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2630 (TARGET_INTER_UNIT_CONVERSIONS): New.
2631 * i386.md (floatsi expanders): Remove redundant check for SImode
2632 source; offload to memory when asked for.
2633 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2634 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2636 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2637 floatsidf2_mixed_memory, floatsidf2_sse_memory
2638 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2639 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2641 2007-09-11 Jan Hubicka <jh@suse.cz>
2643 * toplev.c (process_options): all frontends now do unit-at-a-time.
2644 * cgraphunit.c: update comments.
2645 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2646 * c-decl.c (finish_function): use cgraph_add_new_function.
2647 * function.c (expand_function_end): We are always unit-at-a-time.
2649 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2651 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2652 settings for MIPS16.
2653 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2655 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2657 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2658 SYMBOL_FORCE_TO_MEM constants.
2659 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2660 (mips16_rewrite_pool_refs_info): New structure.
2661 (mips16_rewrite_pool_constant): New function, split out from...
2662 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2663 mips16_rewrite_pool_refs_info structure rather than a pointer
2664 to a constant pool. Force force_to_mem_operands into memory.
2665 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2666 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2667 * config/mips/constraints.md (kf): New constraint.
2668 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2669 (*movsi_mips16): Likewise.
2671 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2672 Nigel Stephens <nigel@mips.com>
2673 David Ung <davidu@mips.com>
2675 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2676 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2677 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2678 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2679 (mips_zero_extend_cost): New functions.
2680 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2681 Use the new functions. Tweak many cost estimates, both here
2682 and in the new subroutines. Return false when the cost of the
2683 operands has not been calculated. Check for *clear_upper32.
2684 Check for floating-point multiply-add, reciprocal and rsqrt
2685 patterns. Handle comparison and rotation codes.
2687 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2689 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2691 * config/i386/i386.c (get_dllimport_decl): Don't strip
2694 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2697 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2698 declarations to top.
2699 (DFP_TO_BFP): Use for either XFmode or TFmode.
2700 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2702 * config/dfp-bit.h: Include float.h.
2703 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2704 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2705 which doesn't mean the same thing.
2706 (BFP_KIND): Use 4 to mean TFmode.
2707 (BFP_FMT): Specify the number of decimal digits based on the
2708 number of mantissa digits.
2709 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2710 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2711 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2712 (TFtype): Define if TFmode is supported.
2713 * doc/libgcc.texi (Decimal float library routines): Document
2714 TF conversion functions.
2716 2007-09-10 Chao-ying Fu <fu@mips.com>
2718 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2719 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2720 (mips_emit_compare): Process fixed-point modes.
2721 (mips_pad_arg_upward): Support fixed-point types.
2722 (override_options): Allow fixed-point modes in accumulators.
2723 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2724 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2725 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2726 (mips_scalar_mode_supported_p): New function to accept fixed-point
2727 modes if the width is not greater than two BITS_PER_WORD.
2728 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2729 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2730 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2731 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2732 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2734 ("IMODE"): New mode attribute.
2735 (mips-fixed.md): Include.
2736 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2738 * config/mips/mips-fixed.md: New file.
2740 2007-09-11 Ben Elliston <bje@au.ibm.com>
2742 * config/spu/spu.md: Formatting fixes.
2744 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2746 * config/dfp-bit.c (dfp_unary_func): Delete.
2747 (dfp_unary_op): Delete.
2748 (dfp_binary_op): Use decFloat functions instead of decNumber
2749 functions for binary operations.
2750 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2751 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2753 (dfp_compare_op): Use decFloat functions insteadof decNumber
2754 functions for comparisons.
2755 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2756 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2758 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2759 call to dxx_binary_op and decFloat function.
2760 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2761 calls to dxx_binary_op and decFloat function.
2762 * config/dfp-bit.h: Include decFloat header files.
2763 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2764 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2765 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2766 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2768 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2769 Jan Sjodin <jan.sjodin@amd.com>
2771 * tree-vect-analyze.c (vect_analyze_operations): Change
2772 comparison of loop iterations with threshold to less than
2773 or equal to instead of less than. Reduce
2774 min_scalar_loop_bound by one.
2775 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2776 Change prologue and epilogue iterations estimate to vf/2,
2777 when unknown at compile-time. Change versioning guard
2778 cost to taken_branch_cost. If peeling for alignment is
2779 unknown at compile-time, change peel guard costs to one
2780 taken branch and one not-taken branch per peeled loop.
2781 If peeling for alignment is known but number of scalar loop
2782 iterations is unknown at compile-time, change peel guard
2783 costs to one taken branch per peeled loop. Change the cost
2784 model equation to consider vector iterations as the loop
2785 iterations less the prologue and epilogue iterations.
2786 Change outside vector cost check to less than or equal to
2787 zero instead of equal to zero.
2788 (vect_do_peeling_for_loop_bound): Reduce
2789 min_scalar_loop_bound by one.
2790 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2791 TARG_COND_NOT_TAKEN_BRANCH_COST.
2792 * config/i386/i386.h (processor_costs): Add
2793 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2794 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2795 vec_align_load_cost, vect_unalign_load_cost,
2796 vec_store_cost, cond_taken_branch_cost,
2797 cond_not_taken_branch_cost.
2798 Define macros for x86 costs.
2799 * config/i386/i386.c:
2800 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2801 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2802 scalar_to_vec_cost, vec_align_load_cost,
2803 vect_unalign_load_cost, vec_store_cost,
2804 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2805 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2806 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2807 core2_cost, generic64_cost, generic32_cost): Set to default
2809 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2810 (x86_builtin_vectorization_cost): New.
2812 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2813 Ben Elliston <bje@au.ibm.com>
2815 * dfp.c: Include decimal128Local.h;
2816 (dfp_byte_swap): Remove.
2817 (encode_decimal32, decode_decimal32): Don't handle endianness.
2818 (encode_decimal64, decode_decimal64): Ditto.
2819 (encode_decimal128, decode_decimal128): Ditto.
2820 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2822 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2824 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2825 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2827 2007-09-10 David Daney <ddaney@avtrex.com>
2829 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2831 (memory_barrier): Rewrote as an insn that clobbers memory.
2833 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2835 * config/mips/mips.c (mips_global_pointer): Check
2836 call_really_used_regs instead of call_used_regs.
2837 (mips_save_reg_p): Likewise. Save all call-saved registers
2838 if current_function_saves_all_registers. Fix indentation.
2839 No longer treat $18 as a special case.
2840 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2842 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2844 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2845 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2846 the introductory comment.
2847 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2848 (override_options): Don't test for it.
2849 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2850 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2851 * config/mips/vr.h: As for config/mips/sde.h.
2853 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2854 Revital Eres <eres@il.ibm.com>
2856 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2857 (struct ddg): Define.
2858 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2859 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2860 * config/spu/spu.c: Include ddg.h.
2861 (TARGET_SCHED_SMS_RES_MII): Define.
2862 (spu_sms_res_mii): New function to calculate mii.
2863 * modulo-sched (res_MII): Use it.
2864 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2866 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2868 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2869 pool entries since they might hold values that must not be shared.
2871 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2874 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2875 Use 'N' operand constraint for op2.
2876 (lshr<mode>3): Ditto.
2877 (ashl<mode>3): Ditto.
2878 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2879 (vec_shr_<mode>): Ditto.
2880 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2881 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2883 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2885 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2886 Change mode macro in the last real_2expN parameter to uppercase.
2888 2007-09-10 Michael Matz <matz@suse.de>
2890 * tree-pass.h (pass_cselim): Declare new pass.
2891 * passes.c (init_optimization_passes): Link in pass_cselim.
2892 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2893 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2894 cond_store_replacement.
2895 (condstoretemp): New static variable.
2896 (cond_store_replacement): New function.
2897 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2898 tree_ssa_phiopt_worker.
2899 (struct name_to_bb): New.
2900 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2901 nt_init_block, nt_fini_block): New static functions.
2902 (seen_ssa_names, nontrap_set): New static variables.
2903 (gate_cselim, pass_cselim): Define new pass.
2904 * common.opt (ftree-cselim): New flag.
2905 * toplev.c (process_options): Set flag_tree_cselim if required.
2907 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2909 * simplify-rtx.c (simplify_relational_operation_1): For recent
2910 canonicalization, don't recurse if op1 equals both PLUS arguments.
2912 2007-09-09 David Daney <ddaney@avtrex.com>
2914 * optabs.c (expand_sync_operation): Use plus insn if minus
2916 (expand_sync_fetch_operation): Ditto.
2918 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2920 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2922 (*floatsisf2_sse_vector): Likewise.
2924 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2926 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2928 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2930 * config/i386/i386.h (ix86_tune_indices): Rename
2931 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2932 (TARGET_USE_VECTOR_CONVERTS): Updated.
2933 * config/i386/i386.c: Likewise.
2935 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2936 Nigel Stephens <nigel@mips.com>
2938 * doc/invoke.texi (Overall Options): Add .sx file extension
2939 as a synonym for .S.
2940 * cppspec.c (known_suffixes): Likewise.
2941 * gcc.c (default_compilers): Likewise.
2943 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2946 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2947 * simplify-rtx.c (simplify_relational_operation_1): Add the
2948 canonicalization from i386.h.
2949 * doc/md.texi (Canonicalization of Instructions): Document it.
2951 2007-09-09 Jan Hubicka <jh@suse.cz>
2952 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2954 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2955 (TARGET_USE_VECTOR_CONVERTS): New.
2956 * i386.md: New post-reload splitters for converting SF to DF and DF to
2958 (floatsi* expander): Special case vector conversions.
2959 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2960 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2961 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2962 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2963 Disable when doing vector converts.
2964 (floatsi<mode>2_i387): Disable when
2965 * sse.md (vec_dupv2df): Export.
2966 * i386.c (ix86_tune_features): Enable SSE conversions.
2968 2007-09-09 Richard Guenther <rguenther@suse.de>
2970 * tree-ssa-operands.c (add_virtual_operand): Only mark
2971 stores as has_volatile_ops if alias information is not available.
2973 2007-09-09 Revital Eres <eres@il.ibm.com>
2975 * doc/contrib.texi: Add myself.
2977 2007-09-09 Ira Rosen <irar@il.ibm.com>
2979 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2980 stmt_vinfo_set_outside_of_loop_cost): New functions.
2981 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2982 (vect_model_simple_cost): Call
2983 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2984 field instead of calling vect_get_cost_fields.
2985 (vect_model_store_cost, vect_model_load_cost): Likewise.
2987 2007-09-09 Revital Eres <eres@il.ibm.com>
2989 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2990 declaration to bdesc_paired_preds variable.
2991 (paired_expand_builtin): Likewise.
2993 2007-09-09 Revital Eres <eres@il.ibm.com>
2995 * dbgcnt.def (sms_sched_loop): New counter.
2996 * modulo-sched.c: Use sms_sched_loop instead of
2997 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2998 perform swing modulo scheduling on. Include dbgcnt.h.
2999 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3000 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3002 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3005 Substitute all uses with ...
3006 (MODEF): New mode iterator.
3008 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3009 from pre-regalloc define_insn_and_split splitter pattern.
3010 (*fix_trunc<mode>_i387_1): Ditto.
3011 (*fistdi2_1): Ditto.
3012 (*fist<mode>2_1): Ditto.
3013 (frndintxf2_floor): Ditto.
3014 (*fist<mode>2_floor_1): Ditto.
3015 (frndintxf2_ceil): Ditto.
3016 (*fist<mode>2_ceil_1): Ditto.
3017 (frndintxf2_trunc): Ditto.
3018 (frndintxf2_mask_pm): Ditto.
3020 (prologue): Use (const_int 0) as never generated filler insn.
3022 (sibcall_epilogue): Ditto.
3023 (eh_return_si): Ditto.
3024 (eh_return_di): Ditto.
3026 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3027 using MODEF mode iterator.
3028 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3029 using MODEF mode iterator.
3030 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3031 using MODEF mode iterator.
3032 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3033 Macroize expander using MODEF mode iterator.
3035 (zero_extendsidi2): Remove operand constraints from expander.
3036 (smuldi3_highpart): Ditto.
3037 (indirect_jump): Ditto.
3040 * config/i386/sse.md (storentv4sf): Ditto.
3041 (storentv2df): Ditto.
3042 (storentv2di): Ditto.
3044 (sse2_cvtpd2ps): Ditto.
3045 (vec_interleave_highv16qi): Ditto.
3046 (vec_interleave_lowv16qi): Ditto.
3047 (vec_interleave_highv8hi): Ditto.
3048 (vec_interleave_lowv8hi): Ditto.
3049 (vec_interleave_highv4si): Ditto.
3050 (vec_interleave_lowv4si): Ditto.
3051 (vec_interleave_highv2di): Ditto.
3052 (vec_interleave_lowv2di): Ditto.
3053 (sse2_maskmovdqu): Ditto.
3054 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3056 2007-09-09 Ira Rosen <irar@il.ibm.com>
3058 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3059 (struct _slp_tree, struct _slp_instance): Define new data structures
3060 along macros for their access.
3061 (struct _loop_vec_info): Define new fields: strided_stores,
3062 slp_instances, and slp_unrolling_factor along macros for their access.
3063 (enum slp_vect_type): New.
3064 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3066 (STMT_VINFO_STRIDED_ACCESS): New macro.
3067 (vect_free_slp_tree): Declare.
3068 (vectorizable_load): Add an argument of type slp_tree.
3069 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3070 vectorizable_assignment): Likewise.
3071 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3072 Declare (make extern).
3073 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3074 (new_loop_vec_info): Likewise.
3075 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3076 * tree-vect-analyze.c: Include recog.h.
3077 (vect_update_slp_costs_according_to_vf): New.
3078 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3079 functions. For not pure SLP stmts with strided access check that the
3080 group size is power of 2. Update the vectorization factor according to
3081 SLP. Call vect_update_slp_costs_according_to_vf.
3082 (vect_analyze_group_access): New.
3083 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3084 (vect_free_slp_tree): New functions.
3085 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3086 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3087 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3088 vect_detect_hybrid_slp): Likewise.
3089 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3090 and vect_detect_hybrid_slp.
3091 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3092 SLP costs into account.
3093 (vect_get_cost_fields): New function.
3094 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3096 (vect_model_store_cost, vect_model_load_cost): Likewise.
3097 (vect_get_constant_vectors): New function.
3098 (vect_get_slp_vect_defs, vect_get_slp_defs,
3099 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3100 vect_get_vec_defs): Likewise.
3101 (vectorizable_reduction): Don't handle SLP for now.
3102 (vectorizable_call): Don't handle SLP for now. Add argument to
3103 vect_model_simple_cost.
3104 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3105 get SLPed and vectorized defs). Fix indentation and spacing.
3106 (vectorizable_assignment): Handle SLP.
3107 (vectorizable_induction): Don't handle SLP for now.
3108 (vectorizable_operation): Likewise.
3109 (vectorizable_type_demotion): Add argument to
3110 vect_model_simple_cost.
3111 (vectorizable_type_promotion): Likewise.
3112 (vectorizable_store, vectorizable_load): Handle SLP.
3113 (vectorizable_condition): Don't handle SLP for now.
3114 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3115 no SLP transformation required for unsupported cases. Add SLP
3116 argument for supported cases.
3117 (vect_remove_stores): New function.
3118 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3119 (vect_transform_loop): Schedule SLP instances.
3120 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3122 2007-09-09 Andrew Haley <aph@redhat.com>
3124 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3127 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3129 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3130 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3131 Similar for what label_refs can go in the JUMP_TARGET field. Split
3132 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3133 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3134 REG_LABEL when replacing an operand with a LABEL_REF for a
3136 (subst_reloads): When replacing a LABEL_REG with a register,
3137 instead of generating a REG_LABEL note, assert that there already
3138 is one or that the label is a known target for the insn.
3139 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3140 note, check the JUMP_LABEL field. Remove "else" after return.
3141 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3142 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3143 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3144 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3145 insns. Iterate over all notes; don't assume there's only one.
3146 * cse.c (recorded_label_ref): Adjust comment to refer to
3148 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3149 insns, not just NONJUMP_INSN_P.
3150 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3151 isn't a jump target.
3152 * jump.c (rebuild_jump_labels): Adjust head comment.
3153 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3154 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3155 (mark_all_labels): For JUMP_P insns without a target, check if the
3156 the target is noted on the previous nonjump insn.
3157 (mark_jump_label_1): New function, guts from mark_jump_label.
3158 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3159 marking jump target labels.
3160 <case LABEL_REF>: Adjust for whether to generate a
3161 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3162 For 'E' format rtl, iterate in descending element order.
3163 (delete_related_insns): Handle both REG_LABEL_TARGET and
3164 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3165 reference count, delete and fallthrough. Move finding-next-
3166 non-deleted insn last in the function. Look at all INSN_P insns
3167 for REG_LABEL_OPERAND notes.
3168 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3170 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3171 JUMP_LABEL, output the INSN_UID of it.
3172 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3173 and/or REG_LABEL_TARGET.
3174 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3175 with jump.c copy by only adding notes for labels actually
3176 referenced in the insn.
3177 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3178 usage count increment; handle all INSN_P trial insns.
3179 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3181 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3182 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3183 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3185 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3186 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3187 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3188 on all INSN_P insns.
3189 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3190 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3191 REG_LABEL_OPERAND notes.
3192 * reload1.c (calculate_needs_all_insns): Adjust comments.
3193 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3194 * config/alpha/alpha.md (split for load of an address into a
3195 four-insn sequence on Unicos/Mk): Adjust to use
3197 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3199 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3202 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3203 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3204 FOR_BB_INSNS_SAFE instead of for loop.
3205 * cse.c (cse_extended_basic_block): Likewise.
3206 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3207 that the for loop does not invoke NEXT_INSN on a deleted insn.
3208 * function.c (instantiate_virtual_regs): Likewise.
3209 * lower-subreg.c (remove_retval_note): Likewise.
3210 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3212 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3214 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3215 insn, if it's a jump.
3216 (try_redirect_by_replacing_jump): New variable jump_p. Call
3217 tablejump_p before delete_insn_chain.
3218 * reload1.c (reload): New variable next. Make sure that the for
3219 loop does not invoke NEXT_INSN on a deleted insn.
3220 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3221 (delete_output_reload): New variable prev. Make sure the the for
3222 loops do not invoke PREV_INSN on a deleted insn.
3224 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3226 * pa/constraints.md: Remove 'X' from unused letters comment.
3228 2007-09-08 Richard Guenther <rguenther@suse.de>
3230 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3231 computed check stmt_ann->references_memory instead of counting
3234 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3236 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3237 validate_change() in one more case.
3239 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3241 PR tree-optimization/32283
3242 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3243 estimated_loop_iterations.
3244 (determine_use_iv_cost_condition): Decrease cost of expressions
3245 used in iv elimination.
3247 2007-09-08 Richard Guenther <rguenther@suse.de>
3249 * tree-cfg.c (verify_gimple_expr): Avoid building new
3250 pointer types, use TYPE_POINTER_TO if available instead.
3252 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3255 PR rtl-optimization/26449
3256 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3257 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3259 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3260 define_expand. Split insn in split1 pass.
3263 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3265 PR tree-optimization/33301
3266 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3269 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3271 PR tree-optimization/32183
3272 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3274 * tree-ssa-reassoc.c: Include cfgloop.h.
3275 (is_reassociable_op): Add a loop argument and return true only
3277 (linearize_expr): Updated.
3278 (should_break_up_subtract): Likewise.
3279 (linearize_expr_tree): Likewise.
3280 (init_reassoc): Call loop_optimizer_init with
3281 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3282 with CDI_DOMINATORS.
3283 (fini_reassoc): Call loop_optimizer_finalize.
3285 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3287 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3288 if there is no i-cache.
3290 2007-09-07 Richard Guenther <rguenther@suse.de>
3293 2007-09-06 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/32586
3296 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3297 folding if nothing changed.
3298 (simplify_unary_expression): New function. Do tree combining
3299 on conversion like codes.
3300 (try_to_simplify): Call it.
3302 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3305 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3306 (__gthread_active,__gthread_start, __gthread_active_init): New.
3307 * gthr-posix95.h: Likewise.
3309 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3311 * function.h (struct function): Rename calls_unwind_init
3312 to saves_all_registers.
3313 (current_function_saves_all_registers): Renamed from
3314 current_function_calls_unwind_init.
3315 * reload1.c (reload): Set current_function_saves_all_registers.
3316 * except.c (expand_builtin_unwind_init): Likewise.
3317 * config/m68k/m68k.c (m68k_save_reg): Use
3318 current_function_saves_all_registers to save pic register.
3320 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3322 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3323 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3325 Reapply reverted changes:
3327 2007-09-06 Jan Hubicka <jh@suse.cz>
3329 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3332 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3334 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3335 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3337 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3339 * optabs.c (expand_float): Convert unsigned integer as signed only
3340 if it provides sufficient accuracy; add mode argument to real_2expN.
3341 (expand_fix): Fix comment typos; extend binary float into mode
3342 wider than destination for converion to unsigned integer; add mode
3343 argument to real_2expN.
3344 * real.c (real_2expN): Add mode argument to special-case decimal
3346 * real.h (real_2expN): Ditto.
3347 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3349 (fixed_from_string): Ditto.
3350 (fixed_to_decimal): Ditto.
3351 (fixed_convert_from_real): Ditto.
3352 (real_convert_from_fixed): Ditto.
3353 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3354 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3355 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3356 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3358 2007-09-07 Diego Novillo <dnovillo@google.com>
3360 * tree-flow.h (const_block_stmt_iterator): Remove.
3361 Update all users to use block_stmt_iterator.
3362 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3363 Update all users to use tree_stmt_iterator.
3365 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3367 * config/mips/mips.c (mips_set_current_function): Temporarily
3368 make this a no-op to fix bootstrap errors, pending rewrite.
3370 2007-09-07 Jan Hubicka <jh@suse.cz>
3372 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3375 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3377 PR tree-optimization/33299
3378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3379 uses for all relevant loop-exit phis, not just the first.
3381 2007-09-07 Richard Guenther <rguenther@suse.de>
3384 * tree-ssa-operands.c (access_can_touch_variable): An access
3385 of the form (*p)[0] can touch a variable of same size.
3387 2007-09-07 Jan Hubicka <jh@suse.cz>
3389 * passes.c (init_optimization_passes): Add simple dce and addressable
3391 * tree-ssa.c (execute_update_addresses_taken): New function.
3392 (pass_update_address_taken): New.
3393 * tree-ssa-dse.c (execute_simple_dse): New function.
3394 (pass_simple_dse): New.
3395 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3397 2007-09-07 Tobias Burnus <burnus@net-b.de>
3400 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3402 2007-09-07 Richard Guenther <rguenther@suse.de>
3405 2007-09-06 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/32586
3408 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3409 folding if nothing changed.
3410 (simplify_unary_expression): New function. Do tree combining
3411 on conversion like codes.
3412 (try_to_simplify): Call it.
3414 2007-09-07 Richard Guenther <rguenther@suse.de>
3415 Uros Bizjak <ubizjak@gmail.com>
3417 PR tree-optimization/32821
3418 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3419 NULL in the call to set_bb_stmt_list.
3421 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3423 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3424 float calls here, rather than leaving some to the caller.
3425 Use call_internal_direct and call_value_internal_direct.
3426 * config/mips/mips.md (call_internal_direct): New pattern.
3427 (call_value_internal_direct): Likewise.
3429 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3431 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3432 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3434 (override_options): Set mips_base_move_loop_invariants.
3436 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3438 * config/mips/mips.opt (mcode-readable=): Move to keep list
3441 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3443 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3444 and -mgpopt options. Adjust the -G documentation to match.
3445 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3446 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3447 function, split out from mips_classify_symbol. Return false for
3448 !TARGET_LOCAL_SDATA.
3449 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3450 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3451 (override_options): Check whether the -mgpopt setting is consistent
3452 with the other flags.
3453 (symbolic_expression_p): Delete.
3454 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3455 and default_elf_select_rtx_section.
3456 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3457 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3458 external data and TARGET_EXTERN_SDATA.
3460 2007-09-07 Tobias Burnus <burnus@net-b.de>
3463 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3465 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3467 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3468 FOR_BB_INSNS_SAFE instead of for loop.
3469 * cse.c (cse_extended_basic_block): Likewise.
3470 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3471 that the for loop does not invoke NEXT_INSN on a deleted insn.
3472 * function.c (instantiate_virtual_regs): Likewise.
3473 * lower-subreg.c (remove_retval_note): Likewise.
3474 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3476 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3478 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3479 insn, if it's a jump.
3480 (try_redirect_by_replacing_jump): New variable jump_p. Call
3481 tablejump_p before delete_insn_chain.
3482 * reload1.c (reload): New variable next. Make sure that the for
3483 loop does not invoke NEXT_INSN on a deleted insn.
3484 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3485 (delete_output_reload): New variable prev. Make sure the the for
3486 loops do not invoke PREV_INSN on a deleted insn.
3488 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3490 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3491 * cgraph.h (rebuild_cgraph_edges): Declare.
3492 * tree-pass.h (pass_expand_omp_ssa): New.
3493 * omp-low.c (find_omp_clause): Export.
3494 (copy_var_decl): Split from omp_copy_decl_2.
3495 (build_omp_barrier): Return the call to emit instead of emitting
3497 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3499 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3500 expand_omp_for_generic, expand_omp_for_static_nochunk,
3501 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3502 Adapted to work on SSA form.
3503 (execute_expand_omp): Do not invalidate dominance information.
3504 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3505 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3506 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3508 (force_gimple_operand): Allow gimplifying code expressions without
3510 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3511 * common.opt (fopenmp-ssa): New.
3512 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3513 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3514 * tree-cfg.c: Include tree-inline.h.
3515 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3516 (replace_by_duplicate_decl, replace_ssa_name,
3517 mark_virtual_ops_in_region): New functions.
3518 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3519 to work on SSA form.
3520 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3521 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3524 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3526 * tree-loop-linear.c: Include obstack.h.
3527 (linear_transform_loops): New obstack lambda_obstack.
3528 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3529 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3530 and free afterwards.
3531 * lambda.h (struct obstack): New forward declaration.
3532 (lambda_linear_expression_new): New parameter of type struct
3534 (lambda_loopnest_new): Likewise.
3535 (lambda_loopnest_transform): Likewise.
3536 (lambda_body_vector_new): Likewise.
3537 (lambda_body_vector_compute_new): Likewise.
3538 (gcc_loopnest_to_lambda_loopnest): Likewise.
3539 (lambda_loopnest_to_gcc_loopnest): Likewise.
3540 * lambda-code.c: Include obstack.h.
3541 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3543 (lambda_body_vector_new): Likewise.
3544 (lambda_linear_expression_new): Likewise.
3545 (lambda_lattice_new): Likewise.
3546 (lambda_loopnest_new): Likewise. Additionally use obstack to
3547 allocate LN_LOOPS(ret).
3548 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3549 it to lambda_lattice_new.
3550 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3551 Pass it to lambda_body_vector_new.
3552 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3553 it to lambda_lattice_new.
3554 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3555 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3556 (lambda_compute_target_space): Likewise.
3557 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3558 Pass it to lambda_lattice_compute_base and
3559 compute_nest_using_fourieer_motzkin.
3560 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3561 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3562 and lambda_lattice_compute_target_space.
3563 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3564 Pass it to lambda_linear_expression_new.
3565 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3566 to gcc_tree_to_linear_expression.
3567 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3568 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3569 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3570 Pass it to lambda_body_vector_new and
3571 lambda_body_vector_compute_new.
3572 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3573 (lambda-code.o): Likewise.
3575 2007-09-06 Chao-ying Fu <fu@mips.com>
3577 * ginclude/stdfix.h: New file.
3578 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3579 (convert.o): Add dependence on fixed-value.h.
3580 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3581 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3582 to define fixed-point constants.
3583 (c_cpp_builtins): Define fixed-point constants.
3584 * convert.c (fixed-value.h): New include.
3585 (convert_to_real): Update comment to include fixed-point.
3586 Support FIXED_POINT_TYPE.
3587 (convert_to_integer): Update comment to include fixed-point.
3588 Support FIXED_POINT_TYPE.
3589 (convert_to_complex): Support FIXED_POINT_TYPE.
3590 (convert_to_fixed): New function.
3591 * convert.h (convert_to_fixed): Declare.
3592 * genopinit.c: Add comment about $Q for only fixed-point modes.
3593 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3594 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3595 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3596 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3597 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3598 usneg_optab for fixed-point modes.
3599 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3601 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3602 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3603 unsigned saturation optabs, when type is saturating.
3604 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3605 (expand_fixed_convert): New function.
3606 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3607 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3608 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3609 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3610 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3611 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3613 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3614 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3615 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3616 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3617 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3619 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3620 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3621 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3622 fractuns, satfractuns.
3623 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3624 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3625 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3626 OTI_ssmsub_widen, OTI_usmsub_widen.
3627 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3628 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3629 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3630 umsub_widen_optab, usmsub_widen_optab): Define.
3631 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3633 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3635 (expand_fixed_convert): Declare.
3636 * expr.c (convert_move): Support the move of fixed-point modes.
3637 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3638 (categorize_ctor_elements_1): Handle FIXED_CST.
3639 (count_type_elements): Handle FIXED_POINT_TYPE.
3640 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3641 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3643 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3644 multiply and add/subtract for fixed-point types.
3645 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3646 mode, we jump to binop directly.
3647 Support FIXED_CONVERT_EXPR.
3648 (do_store_flag): Check FIXED_CST to put a constant second.
3649 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3650 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3651 (const_vector_from_tree): Support FIXED_CST.
3652 * doc/extend.texi (Fixed-Point): New node.
3653 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3654 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3655 satfract, fractuns, satfractuns): Document them.
3657 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3659 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3660 addresses into I registers.
3662 2007-09-06 Jan Hubicka <jh@suse.cz>
3663 Andreas Tobler <a.tobler@schweiz.org>
3665 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3667 (machopic_legitimize_pic_address): Likewise.
3669 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3670 Jan Hubicka <jh@suse.cz>
3672 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3673 instead of ufloat_optab->handlers directly.
3674 (floatdidf2): Likewise.
3676 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3678 * config/mips/mips.c: Include diagnostic.h.
3679 (mips_set_current_function): Check errorcount and sorrycount
3680 before generating RTL.
3682 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3685 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3686 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3687 (print_operand_reloc): Likewise.
3689 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3693 2007-09-06 Jan Hubicka <jh@suse.cz>
3695 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3698 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3700 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3701 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3703 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3705 * optabs.c (expand_float): Convert unsigned integer as signed only
3706 if it provides sufficient accuracy; add mode argument to real_2expN.
3707 (expand_fix): Fix comment typos; extend binary float into mode
3708 wider than destination for converion to unsigned integer; add mode
3709 argument to real_2expN.
3710 * real.c (real_2expN): Add mode argument to special-case decimal
3712 * real.h (real_2expN): Ditto.
3713 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3715 (fixed_from_string): Ditto.
3716 (fixed_to_decimal): Ditto.
3717 (fixed_convert_from_real): Ditto.
3718 (real_convert_from_fixed): Ditto.
3719 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3720 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3721 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3722 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3724 2007-09-06 Tom Tromey <tromey@redhat.com>
3726 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3727 * c-pch.c (c_common_read_pch): Restore current location after
3729 * tree.c (expand_location): Update.
3730 (expr_filename): Changed return type. Unified the two cases.
3731 (expr_lineno): Likewise.
3732 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3734 * toplev.c (line_table): Changed type.
3735 (general_init): Update.
3736 (realloc_for_line_map): New function.
3737 (general_init): Allocate line_table using GC.
3738 * fix-header.c (line_table): Changed type.
3739 (read_scan_file): Update.
3740 (read_scan_file): Update.
3741 * c-ppoutput.c (maybe_print_line): Update.
3742 (print_line): Update.
3743 (cb_line_change): Update.
3744 (cb_define): Update.
3745 (pp_file_change): Update.
3746 * c-opts.c (c_common_init_options): Update.
3747 (finish_options): Update.
3748 (push_command_line_include): Update.
3749 * c-lex.c (cb_line_change): Update.
3750 (cb_def_pragma): Update.
3751 (cb_define): Update.
3753 (c_lex_with_flags): Use cpp_get_token_with_location.
3754 * input.h (line_table): Changed type.
3755 (location_from_locus): New macro.
3756 * tree.h (EXPR_FILENAME): No longer an lvalue.
3757 (EXPR_LINENO): Likewise.
3758 (expr_locus, set_expr_locus): Declare separately for
3759 USE_MAPPED_LOCATION.
3760 (expr_filename, expr_lineno): Changed return type.
3761 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3762 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3763 (expand_gimple_basic_block): Likewise.
3764 * final.c (final_scan_insn): Use expanded_location.
3766 2007-09-06 Richard Guenther <rguenther@suse.de>
3768 PR tree-optimization/32586
3769 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3770 folding if nothing changed.
3771 (simplify_unary_expression): New function. Do tree combining
3772 on conversion like codes.
3773 (try_to_simplify): Call it.
3774 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3775 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3777 2007-09-06 Jan Hubicka <jh@suse.cz>
3780 * cse.c (fold_rtx): Avoid invalid sharing.
3782 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3784 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3785 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3787 2007-09-06 Revital Eres <eres@il.ibm.com>
3789 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3790 Fix offsettable memory reference for 750CL.
3792 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3794 * reload.c (find_reloads_address_1): Try to preserve original
3795 base/index regclass of operands.
3796 * regrename.c (scan_rtx_address): Likewise.
3797 (replace_oldest_value_addr): Likewise.
3799 2007-09-06 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/33302
3802 * domwalk.c (walk_dominator_tree): The exit block is
3803 interesting even if it is not reachable.
3805 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3808 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3810 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3812 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3815 2007-09-05 Ian Lance Taylor <iant@google.com>
3817 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3819 (dump_generic_node): Likewise.
3820 * print-rtl.c (print_decl_name): Likewise.
3821 * print-tree.c (print_node_brief): Likewise.
3822 (print_node): Likewise.
3823 * Makefile.in (RTL_BASE_H): Add alias.h.
3826 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3828 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3830 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3831 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3833 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3835 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3836 (tm_defines): Define UCLIBC_DEFAULT to 1.
3837 (extra_options): Add linux.opt.
3838 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3839 (CRT_CALL_STATIC_FUNCTION): Likewise.
3840 (NO_IMPLICIT_EXTERN_C): Likewise.
3841 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3842 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3843 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3844 (ENDFILE_SPEC): Don't define.
3845 (LIB_SPEC): Likewise.
3846 (CRT_CALL_STATIC_FUNCTION): Likewise.
3847 (NO_IMPLICIT_EXTERN_C): Likewise.
3848 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3849 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3851 2007-09-06 Jan Hubicka <jh@suse.cz>
3853 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3856 2007-09-06 Jan Hubicka <jh@suse.cz>
3858 * opts.c (common_handle_option): Enable inlining functions for
3861 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3863 * builtin-attrs.def (ATTR_NONNULL_3): New.
3864 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3865 ATTR_NOTHROW_NONNULL_##FA.
3866 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3867 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3868 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3869 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3870 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3871 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3872 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3874 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3875 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3876 ATTR_FORMAT_NOTHROW_3_4): Remove.
3877 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3878 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3879 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3880 instead of ATTR_FORMAT_*_*.
3882 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3884 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3885 parts re-used for REG_FRAME_RELATED_EXPR.
3887 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3889 * optabs.c (expand_float): Convert unsigned integer as signed only
3890 if it provides sufficient accuracy; add mode argument to real_2expN.
3891 (expand_fix): Fix comment typos; extend binary float into mode
3892 wider than destination for converion to unsigned integer; add mode
3893 argument to real_2expN.
3894 * real.c (real_2expN): Add mode argument to special-case decimal
3896 * real.h (real_2expN): Ditto.
3897 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3899 (fixed_from_string): Ditto.
3900 (fixed_to_decimal): Ditto.
3901 (fixed_convert_from_real): Ditto.
3902 (real_convert_from_fixed): Ditto.
3903 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3904 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3905 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3906 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3908 2007-09-05 Ian Lance Taylor <iant@google.com>
3910 * init-regs.c (initialize_uninitialized_regs): Call
3911 emit_insn_before rather than add_insn_before.
3913 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3915 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3916 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3917 * tree-inline.h (copy_body_data): Add call_expr field.
3918 * tree-inline.c (expand_call_inline): Initialize call_expr.
3919 (copy_bb): Append anonymous inline fn arguments to arguments
3920 when inlining a CALL_EXPR_VA_ARG_PACK call.
3921 * builtins.c (expand_builtin): Issue an error if
3922 BUILT_IN_VA_ARG_PACK is seen during expand.
3923 (fold_call_expr, fold_builtin_call_array): Don't fold
3924 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3925 __builtin_va_arg_pack () call as last argument.
3926 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3927 function is __builtin_va_arg_pack (), decrease number of call
3928 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3929 * expr.c (expand_expr_real_1): Issue an error if
3930 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3931 * tree-pretty-print.c (dump_generic_node): Handle printing
3932 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3933 * doc/extend.texi (__builtin_va_arg_pack): Document.
3935 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3937 PR tree-optimization/21513
3938 * builtins.c (build_builtin_expect_predicate): New function.
3939 (fold_builtin_expect): Add argument for expected value.
3940 Distribute __builtin_expect over short-circuiting operations.
3941 Fold nested builtin_expects.
3942 (fold_builtin_2): Adjust call to fold_builtin_expect.
3944 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3947 PR tree-optimization/13756
3948 * doc/invoke.texi (Options That Control Optimization): Document
3951 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3953 * gcc/config/i386/cpuid.h: New file.
3954 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3955 (describe_cache): Shrink size and line strings to 100 bytes.
3956 (detect_caches_amd): Return "" for unsupported max_ext_level.
3957 Use __cpuid function.
3958 (detect_caches_intel): Return "" for unsupported max_level.
3959 Use __cpuid function.
3960 (host_detect_local_cpu): Change feature flag variables to
3961 unsigned int. Initialize only extended feature flag variables.
3962 Use __get_cpuid_max to determine max supported cpuid level.
3963 Use __cpuid function to determine supported features. Fix
3964 calculation of family id. Remove is_amd and check signature
3965 directly. Check for Geode signature. Handle family 4 id.
3966 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3967 cpu discovery code to lower part of the function.
3968 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3969 for sub-architecture.
3970 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3971 [PROCESSOR_K8]: Add k8-sse3 architecture.
3972 [PROCESSOR_NOCONA]: Remove.
3973 [PROCESSOR_GENERIC64]: Ditto.
3974 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3975 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3976 to check for SSE and FXSAVE support.
3977 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3978 Add -minline-all-stringops.
3979 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3980 (x86_64-*-*): Ditto.
3982 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3984 * config/bfin/linux-unwind.h: New file.
3985 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3986 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3988 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3990 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3991 * stmt.c: Include alloc-pool.h.
3992 (struct case_node): Remove GTY marker.
3993 (add_case_node): New parameter case_node_pool. Use it for
3995 (expand_case): New allocation pool case_node_pool. Initialize it,
3996 pass to add_case_node and free it.
3998 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3999 David Ung <davidu@mips.com>
4000 Nigel Stephens <nigel@mips.com>
4002 Add mips16/nomips16 function attributes and -mflip-mips16 option
4003 for testing mixed-mode compilation.
4005 * config/mips/mips.opt (mflip-mips16): New.
4007 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4008 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4010 * config/mips/mips.c (mips_base_target_flags): New.
4011 (mips_base_mips16): New.
4012 (mips_base_schedule_insns): New.
4013 (mips_base_reorder_blocks_and_partition): New.
4014 (mips_base_align_loops): New.
4015 (mips_base_align_jumps): New.
4016 (mips_base_align_functions): New.
4017 (mips16_flipper): New.
4018 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4019 (TARGET_SET_CURRENT_FUNCTION): Define.
4020 (mips_mips16_type_p, mips_nomips16_type_p): New.
4021 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4022 (mips_function_ok_for_sibcall): Make it deal with functions with
4024 (mips_init_split_addresses): New, split out from override_options.
4025 (mips_init_relocs): New, split out from override_options.
4026 (was_mips16_p): New.
4027 (mips_set_mips16_mode): New, split out from override_options.
4028 (mips_set_current_function): New.
4029 (override_options): Add sorry for unsupported mips16/pic
4030 combination. Remove error for mips16/dsp combination. Save
4031 base option settings.
4032 (mips_file_start): Move mips16 mode setting output from here....
4033 (mips_output_function_prologue): ....to here.
4034 (mips_output_mi_thunk): Check for mips16 function.
4035 (build_mips16_function_stub): Don't set .mips16 here.
4036 (build_mips16_call_stub): Likewise.
4037 (mips_expand_builtin): Error in mips16 mode.
4038 (mips_use_mips16_mode_p): New.
4039 (mips_encode_section_info): Check for mips16 function, and set
4040 SYMBOL_REF_FLAGS accordingly.
4042 * doc/extend.texi (Function Attributes): Document new
4043 mips16/nomips16 attributes.
4044 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4045 (MIPS Options): Document -mflip-mips16.
4047 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4049 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4050 if we encounter TLS address in MIPS16 mode.
4051 (mips_legitimize_const_move): Check cannot_force_const_mem for
4052 the (const (plus symbol offset)) case; this forces invalid TLS
4053 address in MIPS16 mode to be caught by the above call to sorry.
4054 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4055 because that now enables emutls, which is not ABI compatible
4056 with native TLS in non-MIPS16 mode.
4058 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4060 Add target hook invoked when cfun changes.
4062 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4063 * target.h (struct gcc_target): Add set_current_function.
4064 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4065 (TARGET_INITIALIZER): Add initializer for set_current_function.
4066 * tree.h (push_struct_function): New.
4067 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4069 (set_cfun): Declare.
4070 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4072 (push_function_context_to): Use allocate_struct_function
4073 to create null context, not init_dummy_function_start. Use set_cfun.
4074 (pop_function_context_from): Use set_cfun.
4075 (in_dummy_function): New.
4076 (invoke_set_current_function_hook): New.
4078 (push_cfun, pop_cfun): Use set_cfun.
4079 (push_struct_function): New.
4080 (allocate_struct_function): Call invoke_set_current_function_hook
4082 (prepare_function_start): Don't set cfun here. Remove unused
4083 argument; fix all callers.
4084 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4085 push_struct_function.
4086 (init_function_start): Set cfun here.
4087 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4088 * omp-low.c (create_omp_child_function): Use push_struct_function
4089 and pop_cfun to save/restore state.
4090 (expand_omp_parallel): Remove unused saved_cfun variable.
4091 * cgraphunit.c (ipa_passes): Use set_cfun.
4092 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4093 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4094 * matrix-reorg.c (transform_allocation_sites): Likewise.
4095 (matrix_reorg): Use set_cfun.
4096 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4097 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4098 assignment to cfun; use set_cfun for the other.
4099 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4100 (dump_function_to_file): Use push_cfun/pop_cfun here.
4101 * c-decl.c (finish_function): Use set_cfun.
4103 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4105 * regrename.c (rerename_optimize): Use deferred rescanning and
4106 insert explicit calls to rescan insns when changed.
4108 2007-09-05 Jan Hubicka <jh@suse.cz>
4110 * optabs.c (libfunc_entry): Change optab to integer.
4111 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4112 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4113 of pointers for hashing.
4115 2007-09-05 Jan Hubicka <jh@suse.cz>
4117 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4119 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4120 * see.c (pass_see): Likewise.
4121 * tracer.c (pass_tracer): Likewise.
4122 * postreload-gcse.c (pass_gcse2): Likewise.
4123 * postreload.c (pass_postreload_cse): Likewise.
4124 * mode-switching.c (pass_mode_switching): Likewise.
4125 * modulo-sched.c (pass_sms): Likewise.
4126 * cse.c (cse_insn): Likewise.
4127 * web.c (pass_web): Likweise.
4128 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4129 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4130 * loop-init.c (pass_rtl_loop_init): Likewise.
4131 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4132 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4133 * global.c (pass_global_alloc): Likewise.
4134 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4135 pass_if_after_reload): Likewise.
4136 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4137 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4138 * regmove.c (pass_regmove): Likewise.
4139 * function.c (pass_thread_prologugues_epilogues): Likewise.
4140 * gcse.c (pass_gcse): Likewise.
4141 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4142 * lower-subreg.c (pass_lower_subreg2): Likewise.
4143 * bt-load.c (pass_branch_target_load): Likewise.
4144 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4145 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4146 * combine.c (pass_combine): Likewise.
4147 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4148 (pass_partition_blocks): Likewise.
4149 * var-tracking.c (pass_variable_track): Likewise.
4150 * reg-stack.c (pass_stack_regs_run): Likewise.
4151 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4152 * passes.c (pass_postreload): Likewise.
4153 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4154 * tree-pass.h (TODO_verify_rtl_sharing): New.
4155 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4156 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4157 TODO_set_props, TODO_df_finish, TODO_df_verify,
4158 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4160 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4162 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4163 fold_real_zero_addition_p, reorder_operands_p,
4164 div_if_zero_remainder, fold_undefer_overflow_warnings,
4165 int_binop_types_match_p, fold_convert_const_int_from_int,
4166 fold_convert_const_int_from_real,
4167 fold_convert_const_int_from_fixed,
4168 fold_convert_const_real_from_real,
4169 fold_convert_const_real_from_fixed,
4170 fold_convert_const_fixed_from_fixed,
4171 fold_convert_const_fixed_from_int,
4172 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4173 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4174 debug_fold_checksum, multiple_of_p): Constify.
4175 * tree-flow-inline.h (get_lineno): Likewise.
4176 * tree-flow.h (get_lineno): Likewise.
4177 * tree-object-size.c (compute_object_offset, addr_object_size,
4178 alloc_object_size, pass_through_call): Likewise.
4179 * tree-pretty-print.c (op_symbol, print_call_name,
4180 print_struct_decl, do_niy): Likewise.
4181 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4182 debug_fold_checksum): Likewise.
4184 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4187 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4188 note, remove the associated REG_RETVAL note.
4190 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4192 * config.gcc (powerpc*-*-*): Install
4193 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4194 * config/rs6000/spu2vmx.h: New header.
4195 * config/rs6000/si2vmx.h: New header.
4196 * config/rs6000/vec_types.h: New header.
4198 2007-09-05 Ben Elliston <bje@au.ibm.com>
4200 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4202 2007-09-05 Ben Elliston <bje@au.ibm.com>
4204 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4206 (__stdcx): Make asm volatile.
4207 (__stwcx, __stdcx): Return only 0 or 1.
4209 2007-09-05 Jan Hubicka <jh@suse.cz>
4213 2007-09-04 Jan Hubicka <jh@suse.cz>
4214 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4216 2007-09-04 Richard Guenther <rguenther@suse.de>
4217 * tree-ssa-operands.c (add_virtual_operand): Only mark
4218 stores as has_volatile_ops if alias information is not available.
4220 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4222 * config/rs6000/tramp.asm: Include config.h.
4223 Check __PIC__ or __pic__ macro instead of SHARED.
4225 PR rtl-optimization/32300
4226 * see.c (see_copy_insn): New function.
4227 (see_def_extension_not_merged, see_merge_one_use_extension,
4228 see_merge_one_def_extension): Use it. Avoid changing
4229 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4230 into sequences. Call df_insn_delete on temporary insns
4231 that won't be emitted into the insn stream.
4232 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4233 and run df_process_deferred_rescans () before run_fast_dce.
4235 PR tree-optimization/33017
4236 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4237 recurse for pure or const function calls.
4239 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4241 * c-format.c: Include alloc-pool.h.
4242 (check_format_info_main): New argument fwt_alloc. Use allocation
4243 pool instead of GC. Remove GC deallocation code.
4244 (check_format_arg): Create allocation pool, pass it to
4245 check_format_info_main and free it afterwards.
4246 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4248 2007-09-05 Ben Elliston <bje@au.ibm.com>
4250 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4251 Rename count macro arugment for clarity.
4252 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4253 (__protected_stream_set): Likewise, pass 0.
4255 2007-09-04 Jan Hubicka <jh@suse.cz>
4257 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4259 2007-09-04 Jan Hubicka <jh@suse.cz>
4261 * invoke.texi (-finline-small-functions): Document.
4262 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4263 when deciding what is inlinable.
4264 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4265 (cgraph_decide_inlining_of_small_function): Handle new flags.
4266 (cgraph_decide_inlining_incrementally): Likewise.
4267 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4268 * common.opt (finline-small-functions): New.
4269 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4271 2007-09-04 Richard Guenther <rguenther@suse.de>
4273 * tree-ssa-operands.c (add_virtual_operand): Only mark
4274 stores as has_volatile_ops if alias information is not available.
4276 2007-09-04 Andrew Haley <aph@redhat.com>
4278 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4280 2007-09-04 Andrew Haley <aph@redhat.com>
4282 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4283 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4284 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4286 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4289 * common.opt: Mention ABI version 2 in comment.
4291 2007-09-04 Jan Hubicka <jh@suse.cz>
4293 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4294 (libfunc_entry): New structure.
4295 (libfunc_hash): New hashtable.
4296 (hash_libfunc): New function.
4297 (eq_libfunc): New function.
4298 (convert_optab_libfunc): New function.
4299 (optab_libfunc): New function.
4300 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4301 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4302 expand_float, expand_fix, new_optab, new_convert_optab):
4303 Update for new libfunc API.
4304 (init_libfunc, init_integral_libfuncs,
4305 init_floating_libfuncs, init_interclass_conv_libfuncs
4306 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4307 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4308 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4309 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4310 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4311 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4312 gen_extend_conv_libfunc): New.
4313 (init_one_libfunc): Revamp for hashtables.
4314 (set_conv_libfunc): Likewise.
4315 (init_optabs): Initialize hashtable; use lazy initialization where
4317 * optabs.h (optab_handlers): Move out of GGC.
4318 (optab, convert_optab): Move out of GGC; add lazy gen info.
4319 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4320 (optab_libfunc, convert_optab_libfunc): New.
4321 * builtins.c (expand_builtin_powi): Update for new API.
4322 * expr.c (convert_move): Likewise.
4323 * expmed.c (expand_divmod): Likewise.
4325 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4327 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4328 GOT pointer only if there is a constant pool. Use the allocated space
4331 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4333 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4336 2007-09-04 Revital Eres <eres@il.ibm.com>
4337 Richard Guenther <rguenther@suse.de>
4338 R. Clint Whaley <whaley@cs.utsa.edu>
4340 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4342 * tree-tailcall.c (process_assignment): Use -fassociative-math
4343 when reodering operands of floating-point type.
4344 * fold-const.c (fold_comparison, fold_binary): Use
4345 -fassociative-math and -freciprocal-math instead of
4346 -funsafe-math-optimization flag.
4347 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4348 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4349 -freciprocal-math instead of -funsafe-math-optimizations.
4350 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4351 -fassociative-math when -ffast-math is set.
4352 (set_unsafe_math_optimizations_flags): New Function
4353 to set -freciprocal-math and -fassociative-math when
4354 -funsafe-math-optimizations is set.
4355 (common_handle_option): Call it.
4356 * tree-vectorizer.c (vect_is_simple_reduction): Use
4357 -fassociative-math when doing reduction on floats.
4358 * loop-unroll.c (analyze_insn_to_expand_var): Use
4359 -fassociative-math when expanding an accumulator of type float.
4360 * simplify-rtx.c (simplify_binary_operation_1): Use
4361 -fassociative-math and -freciprocal-math when reordeing operands
4362 of floating-point type.
4363 * combine.c (combine_simplify_rtx): Likewise.
4364 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4366 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4368 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4371 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4373 2007-09-04 Jan Hubicka <jh@suse.cz>
4375 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4377 2007-09-04 Jan Hubicka <jh@suse.cz>
4379 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4380 and corresponding MATCH_DUP.
4382 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4385 * combine.c (subst): Do not try to simplify X if it represents load
4386 of FP constant from the constant pool via float extension.
4388 2007-09-04 Ben Elliston <bje@au.ibm.com>
4390 * c-opts.c: Include "tm_p.h".
4391 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4393 2007-09-04 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/33291
4396 * tree-pretty-print.c (dump_generic_node): Dump all
4397 qualifiers for pointer types, not only first. Dump
4398 qualifiers for aggregate types as well.
4399 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4400 use the canonical type for building ARRAY_REFs.
4401 * gimplify.c (canonicalize_addr_expr): Clean up. The
4402 correct validness check is compatibility of the pointer
4403 types. Always use the canonical type for building
4404 ARRAY_REFs and ADDR_EXPRs.
4405 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4406 change that disabled propagation of ADDR_EXPRs into statements
4409 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4411 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4412 (umulsi3_highpart): Make into expanders; existing insns are
4413 now named *[insn]_nov6. Add stars to existing [insn]_v6
4414 counterparts' names.
4416 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4418 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4419 (unprotoize.o): Remove SHLIB_MULTILIB.
4421 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4423 * doc/extend.texi: Document progmem attribute for AVR.
4425 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4428 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4430 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4432 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4435 * optabs.c: Remove unnecessary forward declarations.
4436 (expand_unop_direct): New, broken out of expand_unop.
4437 (expand_doubleword_clz): New.
4438 (expand_ctz): Move above expand_ffs. Use
4439 start_sequence, end_sequence, add_equal_note, and
4440 expand_unop_direct. Add more commentary.
4441 (expand_ffs): Try both ctz optab and expand_ctz.
4442 Generate a test and branch if the hardware doesn't give us
4443 a useful value for input zero. Style improvements similar to
4446 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4448 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4450 * config.gcc: Delete stanza for arm-semi-aof and
4451 armel-semi-aof targets.
4452 * config/arm/arm-protos.h
4454 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4455 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4456 delete aof_pic_label and remove mention of AOF in comments.
4457 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4459 * config/arm/semiaof.h
4460 * config/arm/t-semi: Delete file.
4462 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4465 CONST_CAST_BB): New macros for type-specific casts.
4466 (CONST_CAST): Add a TYPE parameter and define it in terms of
4469 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4470 * c-lex.c (cb_ident, lex_string): Likewise,
4471 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4472 * config/i386/i386.c (ix86_function_regparm,
4473 ix86_function_sseregparm): Use CONST_CAST_TREE.
4474 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4476 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4477 give_switch, set_multilib_dir): Likewise,
4478 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4479 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4480 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4481 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4482 * prefix.c (update_path): Likewise,
4483 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4484 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4485 * tree-cfg.c (tree_can_merge_blocks_p,
4486 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4487 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4488 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4489 (attribute_list_contained): Use CONST_CAST_TREE.
4491 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4493 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4495 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4498 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4499 before forcing them into a register.
4501 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4503 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4504 rather than define_code_macro.
4506 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4508 * gcc.c (xputenv): New function.
4509 (putenv_from_prefixes): Use xputenv instead of putenv.
4510 (process_command): Use xputenv instead of putenv.
4511 (set_collect_gcc_options): Use xputenv instead of putenv.
4512 (main): Use xputenv instead of putenv.
4514 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4516 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4517 availability of swap instruction.
4518 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4520 2007-09-03 Revital Eres <eres@il.ibm.com>
4522 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4525 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4526 Ayal Zaks <zaks@il.ibm.com>
4527 Revital Eres <eres@il.ibm.com>
4529 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4530 compute_split_row): New functions.
4531 (ps_unschedule_node): Remove.
4532 (normalize_sched_times): Iterate over the already scheduled
4533 insns instead of the number of nodes.
4534 (MAX_SPLIT_NUM): New definition.
4535 (sms_schedule_by_order): Change the scheduling heuristic to
4536 avoid useless increases of initiation interval ii.
4537 (get_sched_window): Add dump printouts.
4539 2007-09-02 David Daney <ddaney@avtrex.com>
4541 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4542 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4543 (optab, insn): Add more attributes.
4544 (fetchop_bit): New code macro.
4545 (immediate_insn): New code macro attribute.
4546 (sync): Change condition to ISA_HAS_SYNC.
4547 (rdhwr): Change predicate for operand 0 to register_operand.
4548 (memory_barrier): New expand.
4549 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4550 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4551 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4552 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4553 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4554 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4555 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4556 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4557 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4559 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4560 Hans-Peter Nilsson <hp@axis.com>
4562 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4563 Defined to describe availability and behavior of CLZ.
4564 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4565 * config/cris/cris.opt: Tweak comment for "-metrax4".
4566 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4567 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4568 (count_leading_zeros): Define.
4570 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4572 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4574 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4577 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4580 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4582 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4583 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4584 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4585 sched-deps.c, sched-int.h, system.h, target.h,
4586 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4587 tree.def: Fix comment typos.
4589 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4591 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4592 (override_options): Turn on -mstrict-align on non-ColdFire
4594 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4596 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4598 * c-common.c (const_strip_array_types): Delete.
4599 * c-common.h (const_strip_array_types): Likewise.
4600 * emit-rtl.c (const_next_insn, const_previous_insn,
4601 const_next_nonnote_insn, const_prev_nonnote_insn,
4602 const_next_real_insn, const_prev_real_insn,
4603 const_next_active_insn, const_prev_active_insn, const_next_label,
4604 const_prev_label): Delete.
4605 * gimple-low.c (block_may_fallthru): Use expr_last.
4606 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4607 * rtl.h (const_previous_insn, const_next_insn,
4608 const_prev_nonnote_insn, const_next_nonnote_insn,
4609 const_prev_real_insn, const_next_real_insn,
4610 const_prev_active_insn, const_next_active_insn, const_prev_label,
4611 const_next_label): Delete.
4612 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4613 * system.h (CONST_CAST): Update comment.
4614 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4615 (const_first_stmt, const_last_stmt): Delete.
4616 (tree_block_ends_with_condjump_p): Use last_stmt.
4617 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4618 * tree-iterator.c (const_expr_first, const_expr_last,
4619 const_expr_only): Delete.
4620 * tree.c (const_lookup_attribute): Likewise.
4621 (attribute_list_contained): Use lookup_attribute.
4622 * tree.h (const_lookup_attribute, const_expr_first,
4623 const_expr_last, const_expr_only): Delete.
4625 2007-09-01 Richard Guenther <rguenther@suse.de>
4627 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4628 instead of TREE_THIS_VOLATILE.
4629 * tree-ssa-operands.c (add_virtual_operand): Do not set
4630 has_volatile_ops. Do not check s_ann for NULL.
4631 (get_indirect_ref_operands): Likewise.
4632 (get_expr_operands): Likewise. For all reference trees
4633 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4634 check base of reference for TREE_THIS_VOLATILE.
4636 2007-09-01 Richard Guenther <rguenther@suse.de>
4638 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4639 between integral types. Also allow conversions between
4642 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4644 * optabs.c (prepare_float_lib_cmp): Use
4645 libgcc_cmp_return_mode instead of word_mode.
4646 * config/dfp-bit.h: Likewise.
4647 * config/fp-bit.h: Likewise.
4648 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4650 (spu_libgcc_shift_count_mode): New function.
4651 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4652 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4654 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4656 * tree-pretty-print.c: Include output.h.
4657 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4658 HOST_WIDE_INT_PRINT_DEC.
4659 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4661 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4663 PR rtl-optimization/33224
4664 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4665 to the analysed region.
4667 2007-08-31 Richard Guenther <rguenther@suse.de>
4669 * function.c (allocate_struct_function): Do not set
4670 current_function_returns_pointer.
4671 * function.h (struct var_refs_queue): Remove.
4672 (struct simple_obstack_stack): Likewise.
4673 (struct function): Remove fixup_var_refs_queue member.
4674 Remove returns_pointer flag.
4675 (current_function_returns_pointer): Remove define.
4677 2007-08-31 Nick Clifton <nickc@redhat.com>
4679 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4680 secondary keys in order to obtain a stable sort.
4682 2007-08-31 Nick Clifton <nickc@redhat.com>
4685 * config/m32r/constraints.md: Add W constraint for integer zero.
4686 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4687 Fix length calculation by using alternatives.
4689 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4691 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4692 split out from expand_binop.
4693 (avoid_expensive_constant): New function.
4694 (expand_binop_directly): Remove commutative_op argument and
4695 (expand_binop_directly): Remove commutative_op argument and
4696 call cummutative_optab_p instead. Do not change op0 or op1
4697 when swapping xop0 and xop1. Apply avoid_expensive_constant
4698 to each argument after potential swapping. Enforce the
4699 canonical order of commutative operands.
4700 (expand_binop): Use shift_optab_p and commutative_optab_p.
4701 Update the calls to expand_binop_directly. Only force constants
4702 into registers when widening an operation. Only swap operands
4703 once a direct expansion has been rejected.
4704 (expand_twoval_binop): Only force constants into registers when
4705 using a direct expansion.
4707 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4709 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4710 (sched_analyze_insn): Don't postprocess speculative dependencies when
4711 target has no scheduling.
4712 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4713 'uninitialized' warning.
4715 2007-08-31 Richard Guenther <rguenther@suse.de>
4717 * tree.c (build_complex_type): Always set TYPE_NAME for
4720 2007-08-31 Olivier Hainque <hainque@adacore.com>
4722 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4723 internal macro. Default alignment factor for csect directives, chosen
4724 to match what BIGGEST_ALIGNMENT allows.
4725 (DATA_SECTION_ASM_OP): Use it.
4726 * config/rs6000/rs6000.c
4727 (rs6000_xcoff_output_readonly_section_asm_op):
4728 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4729 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4731 2007-08-31 Olivier Hainque <hainque@adacore.com>
4733 * dbxout.c (dbxout_block): Move declaration within the first
4734 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4735 block to include the definition, together with the associated
4738 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4739 Revital Eres <eres@il.ibm.com>
4741 * doc/invoke.texi (-mpaired): Document flag.
4742 * config.gcc: Include paired.h in powerpc extra_headers and
4743 750cl.h in powerpc-*-linux*paired*.
4744 * config/rs6000/rs6000.opt (-mpaired): New flag.
4745 * config/rs6000/rs6000.c (paired_init_builtins,
4746 paired_expand_builtin, paired_expand_lv_builtin,
4747 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4748 New functions to support the paired single builtin functions.
4749 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4750 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4752 (bdesc_paired_preds): New structure for paired predicate
4754 (rs6000_expand_builtin): Expand paired single builtins.
4755 (rs6000_init_builtins): Init paired single builtins.
4756 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4757 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4758 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4759 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4760 (rs6000_vector_mode_supported_p): Support paired vector mode.
4761 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4762 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4764 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4765 (DATA_ALIGNMENT): Likewise.
4766 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4767 (rs6000_builtins): Add PAIRED builtins.
4768 * config/rs6000/rs6000.md: Include paired.md.
4769 * config/rs6000/paired.h: New.
4770 * config/rs6000/paired.md: New.
4771 * config/rs6000/750cl.h: New.
4772 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4774 2007-08-30 Ollie Wild <aaw@google.com>
4776 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4777 * gcc.c (default_compilers): Add -fno-directives-only to
4778 @assembler-with-cpp.
4780 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4784 * regclass.c (initial_fixed_regs): Revert previous change and make
4786 (initial_call_used_regs): Likewise.
4787 (initial_call_really_used_regs): Delete, reverting previous addition.
4788 (initial_reg_names): Likewise.
4789 (init_reg_sets): Revert previous change.
4790 (saved_fixed_regs): New.
4791 (saved_call_used_regs): New.
4792 (saved_call_really_used_regs): New.
4793 (saved_reg_names): New.
4794 (save_register_info): New.
4795 (restore_register_info): New.
4796 (init_reg_sets_1): Replace reset of register info with call to
4797 restore_register_info.
4798 * rtl.h (save_register_info): Declare.
4799 * toplev.c (backend_init): Call save_register_info.
4801 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4803 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4804 from the original statement.
4806 2007-08-30 Chao-ying Fu <fu@mips.com>
4808 * c-lex.c (interpret_fixed): Declare.
4809 (interpret_float): Process _Fract and _Accum.
4810 (interpret_fixed): New function.
4811 * final.c (output_addr_const): Process CONST_FIXED.
4812 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4813 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4815 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4817 (simplify_immed_subreg): Support CONST_FIXED.
4818 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4819 (simplify_subreg): Support CONST_FIXED.
4821 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4823 * config/rs6000/ppu_intrinsics.h: New file.
4824 * config.gcc (powerpc*-*-* <extra_headers>): Install
4827 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4829 * cfg.c (dump_flow_info): Change to also print entry and exit
4831 * print-rtl.c (print_rtl_single): Allow to print rtl with
4834 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4836 * df-core.h (df_dump_region): New function.
4837 * df.h (df_dump_region): New function.
4838 * loop-invariant.c (find_defs): Add call to df_dump_region.
4839 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4842 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4845 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4846 true if any of the compare_section_name calls returned true,
4847 rather than if any returned false.
4849 2007-08-30 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/33199
4852 * tree-ssa-structalias.c (handle_lhs_call): New function.
4853 (find_func_aliases): In non-IPA mode make sure that for
4854 calls that return a pointer we add a constraint for the
4855 result to point to anything.
4857 2007-08-30 Richard Guenther <rguenther@suse.de>
4859 * doc/invoke.texi (-mveclibabi): Document new target option.
4860 * config/i386/i386.opt (-mveclibabi): New target option.
4861 * config/i386/i386.c (ix86_veclib_handler): Handler for
4862 vectorization library support.
4863 (override_options): Handle the -mveclibabi option, initialize
4864 the vectorization library handler.
4865 (ix86_builtin_vectorized_function): As fallback call the
4866 vectorization library handler, if set.
4867 (ix86_veclibabi_acml): New static function for ACML ABI style
4868 vectorization support.
4870 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4872 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4873 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4874 SImode and update m. Don't run gen_lowpart_common on arbitrary
4875 memory address, force it to register first.
4878 * dce.c (dce_process_block): Don't delete setters of
4879 artificially used registers.
4881 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4883 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4884 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4885 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4887 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4889 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4891 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4892 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4894 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4896 * system.h: Activate -Wcast-qual as warning-only.
4898 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4901 * config/rs6000/rs6000.c (compare_section_name): New function.
4902 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4905 2007-08-29 Olivier Hainque <hainque@adacore.com>
4907 * xcoffout.c: #include debug.h.
4908 * Makefile.in (xcoffout.o): Add debug.h dependency.
4910 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4912 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4913 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4915 2007-08-29 Richard Guenther <rguenther@suse.de>
4917 * tree-pretty-print.c (dump_generic_node): Print
4918 label DECL_UID as D.%u.
4919 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4921 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4923 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4924 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4926 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4929 * tree.c (build_type_attribute_qual_variant): Set canonical types
4930 on the final, unqualified attribute variant before building the
4933 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4935 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4936 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4938 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4941 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4942 * config/bfin/bfin.md (composev2hi): Put operands into vector
4945 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4947 * config/bfin/bfin.md (composev2hi): Put operands into vector
4950 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4952 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4953 attribute when appropriate.
4954 (bfin_handle_l1_text_attribute): New.
4955 (bfin_handle_l1_data_attribute): New.
4956 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4957 l1_data_A and l1_data_B.
4958 * doc/extend.texi (node Function Attributes): Document l1_text
4960 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4961 l1_data_A and l1_data_B variable attributes.
4963 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4965 * config/bfin/bfin.opt (minline-plt): Add.
4966 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4967 call to global functions.
4968 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4969 (Blackfin Options): Document -minline-plt.
4971 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4973 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4974 given a non-function.
4975 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4977 2007-08-28 DJ Delorie <dj@redhat.com>
4979 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4981 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4983 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4985 2007-08-28 Richard Guenther <rguenther@suse.de>
4987 * tree.h (struct tree_function_decl): Increase size of
4988 function_code bitfield.
4990 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4991 Kazu Hirata <kazu@codesourcery.com>
4993 * gcc/config/m68k/linux.h
4994 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4995 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4996 (m68k_return_in_memory): New.
4997 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5000 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5003 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5004 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5005 operand) when top VEC_SELECT extracts scalar element.
5006 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5007 (*vec_extract_v4sf_mem): Ditto.
5009 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5012 * passes.c (init_optimization_passes): Move pass_df_finish
5013 after pass_postreload sublist.
5015 PR rtl-optimization/33148
5016 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5017 (neg (lt X 0)) if X has scalar int mode.
5020 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5021 initializer, use build_vector_from_ctor if possible to create
5022 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5023 even after this, return NULL.
5025 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5027 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5029 2007-08-28 Richard Guenther <rguenther@suse.de>
5031 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5032 (struct tree_function_decl): Make function_code a bitfield.
5033 Add disregard_inline_limits flag.
5034 * cgraphunit.c (cgraph_process_new_functions): Check
5035 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5036 (cgraph_preserve_function_body_p): Likewise.
5037 * ipa-inline.c (compute_inline_parameters): Likewise.
5038 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5039 for GNU C extern inline functions.
5040 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5041 * tree-inline.c (disregard_inline_limits_p): Remove.
5042 * tree-inline.h (disregard_inline_limits_p): Likewise.
5043 * c-common.c (handle_always_inline_attribute): Set
5044 DECL_DISREGARD_INLINE_LIMITS.
5045 * langhooks.c (add_builtin_function): Verify the function code
5046 fits in the bitfield.
5048 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5049 Vladimir Yanovsky <yanov@il.ibm.com>
5050 Revital Eres <eres@il.ibm.com>
5051 Andrey Belevantsev <abel@ispras.ru>
5053 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5055 * modulo-sched.c: Add documentation regarding do-loop.
5056 (doloop_register_get): Change number of arguments to support
5057 the new do-loop pattern and check whether COUNT_REG has no other
5058 occurences in the loop besides in the control part.
5059 (duplicate_insns_of_cycles): Do not duplicate the insn which
5060 changes count_reg as it is already adjusted.
5061 (generate_prolog_epilog): New argument to support the new
5062 do-loop pattern. Change the subtract instruction to use
5063 expand_simple_binop. Call duplicate_insns_of_cycles with new
5065 (sms_schedule): Call doloop_register_get and
5066 generate_prolog_epilog with new argument. Do not handle loops
5067 with single sets insns with subreg in their lhs.
5068 * loop-doloop.c (doloop_optimize): Support for another do-loop
5070 (doloop_condition_get): Gets an instruction instead of a pattern
5071 and change the return condition when the do-loop pattern is
5073 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5074 deps when considering to not create edges.
5076 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5078 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5081 2007-08-27 Jason Merrill <jason@redhat.com>
5084 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5085 zero-sized types after calling gimplify_modify_expr_rhs.
5087 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5089 * regclass.c (init_reg_autoinc): Fix typo.
5091 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5093 Fix PR tree-optimization/33173
5094 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5096 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5099 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5100 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5103 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5104 David Ung <davidu@mips.com>
5105 Nigel Stephens <nigel@mips.com>
5107 Separate target-specific initialization from general
5108 back-end initialization.
5110 * toplev.c (init_alignments): New, split out from...
5111 (process_options): ...here.
5112 (backend_init_target): New, split out from...
5113 (backend_init): ...here.
5114 (lang_dependent_init_target): New, split out from...
5115 (lang_dependent_init): ...here.
5116 (target_reinit): New.
5117 * toplev.h (target_reinit): Declare.
5118 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5119 now can be called more than once. Update comments.
5120 * expr.h (init_expr_target): Likewise.
5121 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5122 now can be called more than once. Explicitly zero
5123 static_reg_base_value.
5124 * emit-rtl.c (init_emit_regs): New, split out from...
5125 (init_emit_once): Here.
5126 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5127 non-const, so that changes from command-line arguments can overwrite
5128 values provided by the static initializers.
5129 (initial_call_really_used_regs): New, used similarly to the above.
5130 (initial_reg_names): Likewise.
5131 (last_mode_for_init_move_cost): Promoted function-local static to
5132 file-scope static to make it accessible outside init_move_cost.
5133 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5134 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5135 reg_names since it is needed for parsing command-line options.
5136 (init_move_cost): Use last_mode_for_init_move_cost instead of
5137 function-local static.
5138 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5139 call_really_used_regs now. Reinitialize reg_names. Also
5140 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5141 reg_class_superunion. Clear losing_caller_save_reg_set.
5142 Preserve global registers if called more than once. Reset
5143 move cost, may_move_in_cost, may_move_out_cost, and
5144 last_mode_for_init_move_cost.
5145 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5146 can now be invoked more than once. Update comments.
5147 (init_regs): Update comments.
5148 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5149 and initial_call_really_used_regs, instead of the non-initial
5150 variables. This allows us to save the command-line register settings
5151 after target reinitialization.
5152 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5153 * rtl.h (init_emit_regs): Declare.
5154 (init_reg_modes_target, init_alias_target): Renamed as described
5156 * reload1.c (init_reload): Update comments.
5157 * optabs.c (init_optabs): Likewise.
5158 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5160 2007-08-26 Chao-ying Fu <fu@mips.com>
5162 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5165 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5167 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5169 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5171 * bb-reorder.c (copy_bb_p): Likewise.
5172 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5173 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5174 block_ends_with_condjump_p): Likewise.
5175 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5176 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5177 block_ends_with_condjump_p): Likewise.
5178 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5179 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5180 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5181 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5182 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5183 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5184 debug_true_const_tree instad of debug_true_tree.
5185 * debug.c (do_nothing_debug_hooks): Likewise.
5186 * debug.h (ignore_block, debug_true_const_tree): Constify.
5187 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5188 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5189 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5190 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5191 dbx_reg_number, is_based_loc, field_type,
5192 simple_type_align_in_bits, simple_decl_align_in_bits,
5193 simple_type_size_in_bits, field_byte_offset, insert_float,
5194 type_tag, member_declared_type, is_redundant_typedef,
5195 secname_for_decl, is_inlined_entry_point): Likewise.
5196 * emit-rtl.c (const_next_insn, const_previous_insn,
5197 const_next_nonnote_insn, const_prev_nonnote_insn,
5198 const_next_real_insn, const_prev_real_insn,
5199 const_next_active_insn, const_prev_active_insn, const_next_label,
5200 const_prev_label): Likewise.
5201 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5203 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5204 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5205 sched_insn_is_legitimate_for_speculation_p): Likewise.
5206 * jump.c (reversed_comparison_code_parts,
5207 reversed_comparison_code, reversed_comparison, condjump_label):
5209 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5210 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5212 * rtl.h (const_previous_insn, const_next_insn,
5213 const_prev_nonnote_insn, const_next_nonnote_insn,
5214 const_prev_real_insn, const_next_real_insn,
5215 const_prev_active_insn, const_next_active_insn, const_prev_label,
5216 const_next_label, modified_between_p, modified_in_p,
5217 const_note_storeskeep_with_call_p, condjump_label,
5218 reversed_comparison, reversed_comparison_code,
5219 reversed_comparison_code_parts, memory_modified_in_insn_p,
5220 stack_regs_mentioned): Likewise.
5221 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5222 keep_with_call_p): Likewise.
5223 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5224 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5225 sd_lists_size, sd_lists_empty_p): Likewise.
5226 * sched-int.h (sched_insns_conditions_mutex_p,
5227 haifa_classify_insn, no_real_insns_p,
5228 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5229 sd_lists_size, sd_lists_empty_p): Likewise.
5230 * sdbout.c (sdb_debug_hooks): Likewise.
5231 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5232 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5233 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5235 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5236 tree_can_throw_internal): Likewise.
5237 * tree-flow-inline.h (phi_nodes): Likewise.
5238 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5239 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5240 * tree-gimple.c (const_get_call_expr_in): Likewise.
5241 * tree-gimple.h (const_get_call_expr_in): Likewise.
5242 * tree.c (const_lookup_attribute, attribute_list_equal,
5243 attribute_list_contained): Likewise.
5244 * tree.h (attribute_list_equal, attribute_list_contained,
5245 const_lookup_attribute): Likewise.
5246 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5248 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5250 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5251 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5253 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5256 * config/alpha/constraints.md: Delete "svn:mime-type" property
5257 with svn propdel "svn:mime-type".
5259 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5262 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5263 non NOTE insn doesn't cross basic block.
5264 (noce_try_abs): Likewise.
5265 (noce_process_if_block): Likewise.
5267 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5270 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5271 operand without auto-inc-dec.
5272 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5273 offsettable_mem_operand.
5274 (floatunssidf2_internal): Same.
5275 (fix_truncdfsi2_internal): Same.
5276 (floatsidf_ppc64): Same.
5277 (floatunssidf_ppc64): Same.
5278 (fix_trunctfsi2_internal): Same.
5280 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5283 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5284 pass defines needed for version.c.
5286 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5288 * configure.ac (--debug-prefix-map check): Change assembler
5289 version presumed to have feature to 2.18.
5290 * configure: Regenerate.
5292 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5294 * c-common.c (vector_types_convertible_p,
5295 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5296 self_promoting_args_p): Constify.
5297 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5298 c_promoting_integer_type_p, self_promoting_args_p,
5299 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5300 * c-decl.c (anon_aggr_type_p): Likewise.
5301 * * c-dump.c (dump_stmt): Likewise.
5302 * c-objc-common.c (has_c_linkage): Likewise.
5303 * c-tree.h (same_translation_unit_p): Likewise.
5304 * c-typeck.c (null_pointer_constant_p,
5305 tagged_types_tu_compatible_p, function_types_compatible_p,
5306 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5307 comptypes_internal, struct tagged_tu_seen_cache,
5308 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5309 c_size_in_bytes): Likewise.
5310 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5311 hash_ptr, eq_ptr): Likewise.
5312 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5313 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5314 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5315 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5317 * optabs.c (optab_for_tree_code): Likewise.
5318 * optabs.h (optab_for_tree_code): Likewise.
5319 * rtl.h (simplify_rtx): Likewise.
5320 * simplify-rtx.c (simplify_rtx): Likewise.
5321 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5322 dump_flag, dump_node): Likewise.
5323 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5324 queue_and_dump_type, dump_flag): Likewise.
5325 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5326 * tree-pass.h (dump_node): Likewise.
5327 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5328 supportable_narrowing_operation): Likewise.
5329 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5330 supportable_narrowing_operation): Likewise.
5331 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5332 is_negative_overflow_infinity, is_positive_overflow_infinity,
5333 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5334 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5335 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5336 ssa_name_nonzero_p, fp_predicate): Likewise.
5337 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5338 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5339 ssa_name_nonnegative_p): Likewise.
5341 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5343 * config.gcc : Add x86_64-elf target.
5345 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5347 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5349 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5350 Nigel Stephens <nigel@mips.com>
5354 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5355 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5356 * expr.c (SET_BY_PIECES_P): Define.
5357 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5358 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5359 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5361 * expr.h (SET_RATIO): Define.
5362 (can_store_by_pieces, store_by_pieces): Update prototypes.
5363 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5364 can_store_by_pieces/store_by_pieces.
5365 (expand_builtin_memcpy_args): Likewise.
5366 (expand_builtin_strncpy): Likewise.
5367 (expand_builtin_memset_args): Likewise. Also remove special case
5368 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5369 decide what to do instead.
5370 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5371 to can_store_by_pieces.
5373 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5374 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5376 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5377 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5378 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5379 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5380 (STORE_BY_PIECES_P): Define.
5382 2007-08-24 Tom Tromey <tromey@redhat.com>
5384 * varpool.c (varpool_last_needed_node): Fix comment typo.
5385 * c-decl.c (duplicate_decls): Fix comment typo.
5386 (clone_underlying_type): Update comment.
5388 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5390 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5391 alpha_in_small_data_p, alpha_split_complex_arg,
5392 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5394 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5395 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5397 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5398 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5399 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5400 * config/darwin.c (darwin_binds_local_p): Likewise.
5401 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5403 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5404 i386_pe_valid_dllimport_attribute_p): Likewise.
5405 * config/i386/i386.c (ix86_function_regparm,
5406 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5407 x86_can_output_mi_thunk, ix86_mangle_type,
5408 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5409 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5410 i386_pe_binds_local_p): Likewise.
5411 * config/ia64/ia64.c
5412 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5413 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5414 ia64_invalid_conversion, ia64_invalid_unary_op,
5415 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5417 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5418 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5419 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5420 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5421 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5422 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5423 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5424 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5425 * config/pa/pa.c (pa_commutative_p): Likewise.
5426 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5428 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5429 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5430 rs6000_use_blocks_for_constant_p,
5431 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5432 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5433 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5434 * config/s390/s390.c (s390_mangle_type,
5435 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5437 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5438 th_in_small_data_p): Likewise.
5439 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5440 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5442 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5443 sparc_mangle_type): Likewise.
5444 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5445 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5446 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5448 * hooks.c (hook_bool_mode_const_rtx_false,
5449 hook_bool_mode_const_rtx_true,
5450 hook_bool_const_tree_hwi_hwi_const_tree_false,
5451 hook_bool_const_tree_hwi_hwi_const_tree_true,
5452 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5453 hook_constcharptr_const_tree_null,
5454 hook_constcharptr_const_rtx_null,
5455 hook_constcharptr_const_tree_const_tree_null,
5456 hook_constcharptr_int_const_tree_null,
5457 hook_constcharptr_int_const_tree_const_tree_null): New.
5458 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5459 hook_bool_tree_hwi_hwi_tree_false,
5460 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5461 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5462 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5463 hook_constcharptr_int_tree_null,
5464 hook_constcharptr_int_tree_tree_null): Delete.
5465 (default_can_output_mi_thunk_no_vcall): Constify.
5466 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5467 hook_bool_tree_hwi_hwi_tree_false,
5468 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5469 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5470 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5471 hook_constcharptr_int_tree_null,
5472 hook_constcharptr_int_tree_tree_null): Delete.
5473 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5474 hook_bool_const_tree_hwi_hwi_const_tree_false,
5475 hook_bool_const_tree_hwi_hwi_const_tree_true,
5476 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5477 hook_constcharptr_const_tree_null,
5478 hook_constcharptr_const_rtx_null,
5479 hook_constcharptr_const_tree_const_tree_null,
5480 hook_constcharptr_int_const_tree_null,
5481 hook_constcharptr_int_const_tree_const_tree_null): New.
5482 (default_can_output_mi_thunk_no_vcall): Constify.
5483 * integrate.c (function_attribute_inlinable_p): Likewise.
5484 * integrate.h (function_attribute_inlinable_p): Likewise.
5485 * jump.c (rtx_renumbered_equal_p): Likewise.
5486 * output.h (decl_readonly_section, categorize_decl_for_section,
5487 default_use_anchors_for_symbol_p, default_binds_local_p,
5488 default_binds_local_p_1): Likewise.
5489 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5491 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5492 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5493 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5494 TARGET_COMP_TYPE_ATTRIBUTES,
5495 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5496 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5497 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5498 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5499 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5500 * target.h (can_output_mi_thunk, needs_block_p,
5501 first_cycle_multipass_dfa_lookahead_guard_spec,
5502 vector_alignment_reachable, comp_type_attributes,
5503 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5504 commutative_p, use_blocks_for_constant_p,
5505 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5506 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5507 invalid_within_doloop, valid_dllimport_attribute_p,
5508 split_complex_arg, invalid_arg_for_unprototyped_fn,
5509 invalid_conversion, invalid_unary_op, invalid_binary_op):
5511 * targhooks.c (default_invalid_within_doloop,
5512 hook_invalid_arg_for_unprototyped_fn,
5513 default_builtin_vector_alignment_reachable): Likewise.
5514 (hook_bool_rtx_commutative_p): Delete.
5515 (hook_bool_const_rtx_commutative_p): New.
5516 * targhooks.h (default_invalid_within_doloop,
5517 default_builtin_vector_alignment_reachable,
5518 hook_invalid_arg_for_unprototyped_fn): Constify.
5519 (hook_bool_rtx_commutative_p): Delete.
5520 (hook_bool_const_rtx_commutative_p): New.
5521 * varasm.c (bss_initializer_p, decl_default_tls_model,
5522 categorize_decl_for_section, decl_readonly_section,
5523 default_use_anchors_for_symbol_p, default_binds_local_p,
5524 default_binds_local_p_1): Constify.
5526 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5529 __NO_BUILTIN if -fno-builtin.
5531 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5533 * config/bfin/bfin.c (print_operand): Report error instead of
5534 ICE for wrong operand.
5536 2007-08-24 Michael Matz <matz@suse.de>
5538 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5540 2007-08-24 Richard Guenther <rguenther@suse.de>
5543 * tree-ssa.c (useless_type_conversion_p): Split into a
5544 recursive and a non-recursive part.
5545 (useless_type_conversion_p_1): New function.
5546 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5547 from maybe_fold_offset_to_reference is trivially convertible
5548 to the desired type before doing the simplification.
5550 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5552 * expr.c (store_expr): Optimize initialization of an array
5554 * expr.h (builtin_strncpy_read_str): New prototype.
5555 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5558 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5561 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5562 field when initializing if_info structure.
5564 2007-08-24 Richard Guenther <rguenther@suse.de>
5566 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5568 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5569 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5570 * tree-inline.c (inlinable_function_p): Fold in common parts of
5571 the cannot_inline_tree_fn langhook.
5572 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5573 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5574 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5575 cannot_inline_tree_fn langhook.
5576 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5577 cannot_inline_tree_fn member.
5579 2007-08-24 Richard Guenther <rguenther@suse.de>
5581 * expr.c (get_inner_reference): Do computation of bitoffset
5582 from offset in a way we can detect overflow reliably.
5584 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5586 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5588 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5590 * config/bfin/bfin.opt (mfast-fp): Add.
5591 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5592 libbffastfp override libgcc if -mfast-fp.
5593 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5594 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5595 (Blackfin Options): Document -mfast-fp.
5597 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5599 PR tree-optimization/32573
5601 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5602 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5603 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5604 (build_classic_dist_vector): Return false rather than true if
5605 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5606 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5607 returned false. Don't call save_dist_v before calling
5608 build_classic_dist_vector_1.
5609 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5610 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5611 DDR_DIR_VECTS vectors.
5613 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5615 * configure.ac (leb128): Modify sed statement to work with any
5616 binutils version string.
5617 * configure: Regenerate
5619 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5621 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5622 Wrap in RTX_CODE macro guard.
5623 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5624 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5625 arm_mark_dllimport, arm_pe_encode_section_info,
5626 arm_pe_unique_section): Use ISO-C function declarations.
5627 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5628 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5629 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5631 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5632 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5634 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5636 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5637 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5638 (register_move_cost): Use ISO-C function declarations.
5639 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5640 * config/score/score-protos.h (score_declare_object): Add
5642 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5644 * final.c (profile_function): Avoid empty if-bodies.
5647 * calls.c (must_pass_in_stack_var_size,
5648 must_pass_in_stack_var_size_or_pad): Constify.
5649 * config/alpha/alpha-protos.h (function_value): Likewise.
5650 * config/alpha/alpha.c (alpha_return_in_memory,
5651 alpha_pass_by_reference, function_value,
5652 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5653 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5655 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5656 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5657 TARGET_PROMOTE_PROTOTYPES): Likewise.
5658 * config/arm/arm-protos.h (arm_return_in_memory,
5659 arm_pad_arg_upward, arm_function_value): Likewise.
5660 * config/arm/arm.c (arm_pass_by_reference,
5661 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5662 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5663 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5665 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5666 * config/avr/avr-protos.h (avr_function_value): Likewise.
5667 * config/avr/avr.c (avr_return_in_memory,
5668 gas_output_limited_string, gas_output_ascii, avr_function_value,
5669 avr_return_in_memory): Likewise.
5670 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5671 * config/bfin/bfin.c (bfin_pass_by_reference,
5672 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5673 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5675 * config/cris/cris.c (cris_pass_by_reference,
5676 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5677 * config/crx/crx.c (crx_return_in_memory): Likewise.
5678 * config/darwin.c (function_base, machopic_function_base_name):
5680 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5681 TARGET_PROMOTE_PROTOTYPES): Likewise.
5682 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5683 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5684 * config/i386/i386-protos.h (ix86_return_in_memory,
5685 ix86_sol10_return_in_memory): Likewise.
5686 * config/i386/i386.c (ix86_function_value,
5687 ix86_function_sseregparm, ix86_must_pass_in_stack,
5688 type_natural_mode, classify_argument, examine_argument,
5689 construct_container, ix86_pass_by_reference, function_value_32,
5690 function_value_64, ix86_function_value_1, return_in_memory_32,
5691 return_in_memory_64, return_in_memory_ms_64,
5692 ix86_return_in_memory, ix86_sol10_return_in_memory,
5693 TARGET_PROMOTE_PROTOTYPES): Likewise.
5694 * config/ia64/ia64-protos.h (ia64_function_value,
5695 ia64_hpux_function_arg_padding): Likewise.
5696 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5697 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5698 ia64_hpux_function_arg_padding): Likewise.
5699 * config/iq2000/iq2000-protos.h (function_arg,
5700 iq2000_function_value): Likewise.
5701 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5702 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5703 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5704 function_arg, iq2000_function_value): Likewise.
5705 * config/m32c/m32c-protos.h (m32c_function_value,
5706 m32c_promote_function_return): Likewise.
5707 * config/m32c/m32c.c (m32c_pass_by_reference,
5708 m32c_promote_prototypes, m32c_promote_function_return,
5709 m32c_function_value): Likewise.
5710 * config/m32r/m32r.c (m32r_return_in_memory,
5711 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5712 m32r_in_small_data_p): Likewise.
5713 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5715 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5716 m68hc11_function_arg_padding): Likewise.
5717 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5718 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5719 m68k_function_value): Likewise.
5720 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5721 mcore_function_value): Likewise.
5722 * config/mcore/mcore.c (handle_structs_in_regs,
5723 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5724 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5725 mcore_num_arg_regs, mcore_function_value): Likewise.
5726 * config/mips/mips-protos.h (mips_pad_arg_upward,
5727 mips_function_value): Likewise.
5728 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5729 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5730 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5731 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5732 mips_function_value): Likewise.
5733 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5735 * config/mmix/mmix.c (mmix_pass_by_reference,
5736 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5737 mmix_encode_section_info): Likewise.
5738 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5740 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5741 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5742 mn10300_function_value): Likewise.
5743 * config/mt/mt-protos.h (mt_function_value): Likewise.
5744 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5745 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5746 * config/pa/pa-protos.h (function_arg_padding, function_value,
5747 pa_return_in_memory): Likewise.
5748 * config/pa/pa.c (pa_pass_by_reference,
5749 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5750 function_arg_padding, function_value, pa_return_in_memory):
5752 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5753 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5754 function_arg_padding): Likewise.
5755 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5756 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5757 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5758 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5759 function_arg_padding, altivec_expand_dst_builtin,
5760 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5761 altivec_init_builtins, rs6000_common_init_builtins,
5762 rs6000_function_value): Likewise.
5763 * s390/s390-protos.h (s390_function_value): Likewise.
5764 * config/s390/s390.c (s390_function_arg_size,
5765 s390_pass_by_reference, s390_return_in_memory,
5766 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5767 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5768 * config/score/score-protos.h (score_function_value): Likewise.
5769 * config/score/score.c (score_arg_partial_bytes,
5770 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5771 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5772 score_pass_by_reference, score_add_offset, score_function_value):
5774 * config/sh/sh-protos.h (sh_attr_renesas_p,
5775 sh_promote_prototypes): Likewise.
5776 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5777 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5778 sh_attr_renesas_p): Likewise.
5779 * config/sparc/sparc-protos.h (function_value,
5780 function_arg_padding): Likewise.
5781 * config/sparc/sparc.c (sparc_promote_prototypes,
5782 sparc_return_in_memory, sparc_pass_by_reference,
5783 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5784 function_arg_record_value_2, function_arg_record_value_1,
5785 function_arg_record_value, function_arg_record_value,
5786 function_arg_padding, function_value): Likewise.
5787 * config/spu/spu-protos.h (spu_function_value): Likewise.
5788 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5789 spu_function_value): Likewise.
5790 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5792 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5793 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5794 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5796 * config/v850/v850.c (v850_return_in_memory,
5797 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5798 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5799 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5800 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5801 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5803 * explow.c (promote_mode, hard_function_value): Likewise.
5804 * expr.h (hard_function_value, promote_mode): Likewise.
5805 * function.c (aggregate_value_p): Likewise.
5806 * hooks.c (hook_bool_const_tree_true): New.
5807 * hooks.h (hook_bool_const_tree_true): New.
5808 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5809 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5810 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5811 TARGET_RETURN_IN_MSB): Likewise.
5812 * target.h (promote_function_args, promote_function_return,
5813 promote_prototypes, return_in_memory, return_in_msb,
5814 pass_by_reference, must_pass_in_stack, callee_copies,
5815 function_value): Likewise.
5816 * targhooks.c (default_return_in_memory,
5817 hook_pass_by_reference_must_pass_in_stack,
5818 hook_callee_copies_named,
5819 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5820 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5821 default_function_value): Likewise.
5822 * targhooks.h (default_return_in_memory,
5823 hook_pass_by_reference_must_pass_in_stack,
5824 hook_callee_copies_named,
5825 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5826 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5827 default_function_value): Likewise.
5828 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5829 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5830 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5831 * tree.c (needs_to_live_in_memory): Likewise.
5832 * tree.h (struct tree_type, needs_to_live_in_memory,
5833 aggregate_value_p, must_pass_in_stack_var_size,
5834 must_pass_in_stack_var_size_or_pad): Likewise.
5835 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5836 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5837 lookup_filename): Likewise.
5839 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5842 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5843 fake fcomi i387 instruction for !TARGET_CMOVE.
5844 (ix86_expand_branch): Expand natural sequence with one jump for
5845 all targets, not only TARGET_CMOVE.
5846 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5847 pattern to implement fake fcomi sequence. Split instruction after
5848 reload to correct compare sequences.
5849 (*cmpfp_xf_cc): Ditto.
5850 (*cmpfp_<mode>_cc): Ditto.
5851 (*cmpfp_u_cc): Ditto.
5852 (*cmpfp_<mode>_cc): Ditto.
5854 2007-08-23 Richard Guenther <rguenther@suse.de>
5856 * tree-pretty-print.c (dump_generic_node): Annotate
5857 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5859 2007-08-23 Richard Guenther <rguenther@suse.de>
5861 * builtins.c (expand_builtin_mathfn): Wrap argument in
5862 save_expr directly instead of re-building the call.
5863 (expand_builtin_mathfn_2): Likewise.
5864 (expand_builtin_mathfn_3): Likewise.
5865 (expand_builtin_interclass_mathfn): Likewise.
5866 (expand_builtin_int_roundingfn): Set arg.
5867 (expand_builtin_int_roundingfn_2): Likewise.
5869 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5871 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5872 *sse_nand<mode>3, *sse_xor<mode>3): New.
5874 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5876 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5877 * config/i386/i386.c (print_operand): Handle ';' code. Output
5878 semicolon for TARGET_MACHO.
5879 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5880 emit semicolon after 'lock' prefix.
5881 (sync_double_compare_and_swap<mode>): Ditto.
5882 (*sync_double_compare_and_swapdi_pic): Ditto.
5883 (*sync_compare_and_swap_cc<mode>): Ditto.
5884 (sync_double_compare_and_swap_cc<mode>): Ditto.
5885 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5886 (sync_old_add<mode>): Ditto.
5887 (sync_add<mode>): Ditto.
5888 (sync_sub<mode>): Ditto.
5889 (sync_ior<mode>): Ditto.
5890 (sync_and<mode>): Ditto.
5891 (sync_xor<mode>): Ditto.
5893 2007-08-22 Chao-ying Fu <fu@mips.com>
5895 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5897 (copy_rtx): Handle CONST_FIXED.
5898 (rtx_equal_p): Likewise.
5899 * rtl.h (fixed_value.h): New include.
5900 (rtx_def): Add a new field of fixed_value to u.
5901 (XCNMPFV): Define for accessing fixed_value.
5902 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5904 * rtl.def (CONST_FIXED): New constant.
5905 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5906 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5907 US_ASHIFT): New codes.
5908 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5909 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5910 unsigned_fract_convert, unsigned_sat_fract): Document them.
5911 * varasm.c (assemble_integer): Extend to support fixed-point constants
5912 by using different machine classes.
5913 (decode_addr_const): Handle FIXED_CST.
5914 (const_hash_1): Likewise.
5915 (compare_constant): Likewise.
5916 (copy_constant): Likewise.
5917 (const_rtx_hash_1): Handle CONST_FIXED.
5918 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5919 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5921 (initializer_constant_valid_p): Handle FIXED_CST.
5922 (output_constant): Support FIXED_POINT_TYPE.
5923 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5924 * cse.c (hash_rtx): Support CONST_FIXED.
5925 (exp_equiv_p): Likewise.
5926 (cannon_reg): Likewise.
5927 (fold_rtx): Likewise.
5928 (equiv_constant): Likewise.
5929 (cse_process_notes_1): Likewise.
5930 (count_reg_usage): Likewise.
5931 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5932 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5933 (wrap_constant): Check CONST_FIXED.
5934 (cselib_hash_rtx): Support CONST_FIXED.
5935 (cselib_subst_to_values): Likewise.
5936 * df-scan.c (df_uses_record): Likewise.
5937 * gcse.c (want_to_gcse_p): Likewise.
5938 (oprs_unchanged_p): Likewise.
5939 (oprs_not_set_p): Likewise.
5940 (compute_transp): Likewise.
5941 (extract_mentioned_regs_helper): Likewise.
5942 * genemit.c (gen_exp): Likewise.
5943 * local-alloc.c (equiv_init_varies_p): Likewise.
5944 (contains_replace_regs): Likewise.
5945 (memref_referenced_p): Likewise.
5946 * loop-invariant.c (check_maybe_invariant): Likewise.
5947 (hash_invariant_expr_1): Likewise.
5948 (invariant_expr_equal_p): Likewise.
5949 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5950 * regclass.c (reg_scan_mark_refs): Likewise.
5951 * regrename.c (scan_rtx): Likewise.
5952 * resource.c (mark_referenced_resources): Likewise.
5953 (mark_set_resources): Likewise.
5954 * rtlanal.c (rtx_unstable_p): Likewise.
5955 (rtx_varies_p): Likewise.
5956 (count_occurrences): Likewise.
5957 (reg_mentioned_p): Likewise.
5958 (modified_between_p): Likewise.
5959 (modified_in_p): Likewise.
5960 (volatile_insn_p): Likewise.
5961 (volatile_refs_p): Likewise.
5962 (side_effects_p): Likewise.
5963 (may_trap_p_1): Likewise.
5964 (inequality_comparisons_p): Likewise.
5965 (computed_jump_p_1): Likewise.
5966 (commutative_operand_precedence): Likewise.
5967 * sched-deps.c (sched_analyze_2): Likewise.
5968 * sched-vis.c (print_value): Likewise.
5969 * reload.c (operands_match_p): Likewise.
5970 (subst_reg_equivs): Likewise.
5971 * reload1.c (eliminate_regs_1): Likewise.
5972 (elimination_effects): Likewise.
5973 (scan_paradoxical_subregs): Likewise.
5974 * alias.c (rtx_equal_for_memref_p): Likewise.
5975 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5976 * emit-rtl.c (const_fixed_htab): New hash table.
5977 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5979 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5980 const_fixed_from_fixed_value): New functions.
5981 (verify_rtx_sharing): Handle CONST_FIXED.
5982 (copy_rtx_if_shared_1): Likewise.
5983 (reset_used_flags): Likewise.
5984 (set_used_flags): Likewise.
5985 (copy_insn_1): Likewise.
5986 (init_emit_once): Create const_fixed_htab.
5987 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5989 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5991 PR tree-optimization/32949
5992 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5993 before failing for ivs with non-constant step.
5995 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5997 * doc/md.texi (Iterators): Renamed from Macros. All contents
5998 changed to reflect rename of respectively define_code_macro and
5999 define_mode_macro to define_code_iterator and define_mode_iterator.
6000 (Mode Iterators, Code Iterators): Similar.
6001 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6002 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6003 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6004 (initialize_iterators, find_iterator, check_code_iterator)
6005 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6006 (read_mapping, read_rtx_1): Similar.
6007 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6008 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6009 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6010 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6011 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6012 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6013 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6014 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6015 config/rs6000/sync.md, config/rs6000/rs6000.md,
6016 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6017 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6018 config/vax/vax.md, config/bfin/bfin.md: Similar.
6020 2007-08-22 David Daney <ddaney@avtrex.com>
6022 * doc/install.texi (Testing): Mention testing on a simulator.
6024 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6026 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6028 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6029 and rearrange floating point conversion functions into different
6032 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6034 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6035 dfa_post_advance_cycle): New scheduler hooks.
6036 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6037 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6039 (TARGET_SCHED): Use them.
6040 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6041 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6042 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6044 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6045 function to facilitate debugging.
6046 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6047 (output_insn_has_dfa_reservation_p): New static function to output
6048 insn_has_dfa_reservation_p ().
6049 (write_automata): Use it.
6050 * genattr.c (main): Output declaration for
6051 insn_has_dfa_reservation_p ().
6053 2007-08-22 Christian Bruel <christian.bruel@st.com>
6054 Richard Guenther <rguenther@suse.de>
6056 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6057 * simplify_rtx (simplify_binary_operation_1): Likewise.
6059 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6061 PR rtl-optimization/32557
6062 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6063 of REGNO (mws->mw_reg).
6065 2007-08-22 Richard Guenther <rguenther@suse.de>
6068 * builtins.c (expand_builtin_int_roundingfn): Replace call
6069 argument wrapped with SAVE_EXPR directly.
6070 (expand_builtin_int_roundingfn_2): Likewise.
6072 2007-08-22 Richard Guenther <rguenther@suse.de>
6074 * tree-inline.c (inlinable_function_p): Restore disregarding
6075 inline limits for GNU extern inline functions.
6077 2007-08-22 Richard Guenther <rguenther@suse.de>
6080 * tree.c (host_integerp): Treat sizetype as signed as it is
6083 2007-08-21 Ian Lance Taylor <iant@google.com>
6085 PR tree-optimization/33134
6086 * tree-vrp.c (adjust_range_with_scev): Call
6087 set_value_range_to_value.
6089 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6091 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6094 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6096 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6099 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6101 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6102 cases to set eight bytes at a time.
6103 (expand_block_move): Likewise.
6105 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6108 * dwarf2out.c (gen_decl_die): Don't call
6109 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6111 2007-08-21 Paul Brook <paul@codesourcery.com>
6112 Nathan Sidwell <nathan@codesourcery.com>
6113 Mark Mitchell <mark@codesourcery.com>
6114 Joseph Myers <joseph@codesourcery.com>
6116 * configure.ac: Add --with-pkgversion and --with-bugurl.
6117 * configure: Regenerate.
6118 * doc/install.texi: Document them.
6119 * version.c (version_string): Remove VERSUFFIX.
6120 (VERSUFFIX): Remove.
6121 (pkgversion_string): New.
6122 (bug_report_url): Do not hard-code initializer.
6123 * version.h (pkgversion_string): Declare.
6124 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6126 (version.o): Define PKGVERSION and BUGURL.
6127 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6128 (%.pod): Define BUGURL.
6129 * gcc.c (process_command, main): Use pkgversion_string.
6130 * toplev.c (compile_file, print_version): Likewise.
6131 * protoize.c (main): Likewise.
6132 * gcov.c (print_version): Likewise. Update copyright date.
6133 * gcov-dump.c (print_version): Likewise. Update copyright date.
6134 * mips-tdump.c (main): Likewise. Update copyright date.
6135 * mips-tfile.c (main): Likewise. Update copyright date.
6136 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6137 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6138 shorten description.
6139 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6140 * doc/gccint.texi: Likewise.
6141 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6142 Update copyright date.
6144 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6147 (ix86_expand_strlensi_unroll_1): Ditto.
6148 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6149 (ix86_expand_carry_flag_compare): Update comment.
6151 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6154 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6155 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6157 2007-08-21 Richard Guenther <rguenther@suse.de>
6159 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6161 2007-08-21 Richard Guenther <rguenther@suse.de>
6164 * fold-const.c (fold_binary): Remove index +p PTR folding.
6165 Fix types of POINTER_PLUS_EXPR generated by folding of
6168 2007-08-20 Chao-ying Fu <fu@mips.com>
6170 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6171 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6172 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6173 (c_common_fixed_point_type_for_size): Declare.
6174 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6175 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6176 (c_token_starts_declspecs): Likewise.
6177 (c_parser_declspecs): Likewise.
6178 (c_parser_attributes): Likewise.
6179 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6180 (c_declspecs): Add saturating_p.
6181 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6182 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6183 _Sat. Handle RID_SAT.
6184 Avoid using void, bool, char, int, float, double, _Decimal32,
6185 _Decimal64, _Decimal128, and complex with _Sat.
6186 Handle RID_FRACT and RID_ACCUM.
6187 Make sure _Sat is used with _Fract or _Accum.
6188 (finish_declspecs): Handle cts_fract and cts_accum.
6189 * c-common.c (fixed-value.h): New include.
6190 (constant_expression_warning): Handle FIXED_CST.
6191 (overflow_warning): Likewise.
6192 (warnings_for_convert_and_check): Likewise.
6193 (c_common_fixed_point_type_for_size): New.
6194 (c_common_type_for_mode): Handle fixed-point modes to
6195 return various saturating/non-saturating, signed/unsigned types.
6196 (c_common_signed_or_unsigned_type): Support fixed-point types.
6197 (shorten_compare): Check fixed-point zero.
6198 Handle FIXED_POINT_TYPE.
6199 (c_common_truthvalue_conversion): Handle FIXED_CST.
6200 Handle FIXED_POINT_TYPE.
6201 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6203 (handle_mode_attribute): Handle fixed-point modes. Need to check
6204 if the signness of base type and fixed-point modes are consistent.
6205 (handle_vector_size_attribute): Handle fixed-point modes.
6206 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6207 (warn_for_div_by_zero): Check fixed-point zero.
6208 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6209 a common fixed-point type based on fbit, ibit, sign, and saturation.
6210 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6211 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6212 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6213 (convert_for_assignment): Support FIXED_POINT_TYPE.
6214 (digest_init): Handle FIXED_POINT_TYPE.
6215 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6216 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6217 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6218 GE_EXPR, LT_EXPR, GT_EXPR.
6219 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6220 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6221 * target.h (gcc_target): Add fixed_point_supported_p.
6222 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6223 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6224 (default_fixed_point_supported_p): Define.
6225 * targhooks.h (default_fixed_point_supported_p): Declare.
6226 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6227 * doc/install.texi (Configuration): Add --enable-fixed-point.
6228 * configure.ac (--enable-fixed-point): New to enable fixed-point
6229 arithmetic extension to C. For mips targets, we enable it by default.
6230 * configure, config.in: Regenerate.
6232 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6234 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6236 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6238 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6239 DWARF2_DEBUGGING_INFO.
6240 (cold_text_section_used): Same.
6241 (cold_text_section): Same.
6243 2007-08-20 Richard Guenther <rguenther@suse.de>
6245 * c-typeck.c (convert_for_assignment): Use the type of
6246 the member for the initialization.
6248 2007-08-20 Richard Guenther <rguenther@suse.de>
6250 * c-objc-common.c (c_disregard_inline_limits): Remove.
6251 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6252 * cgraphunit.c (cgraph_process_new_functions): Call
6253 disregard_inline_limits_p.
6254 (cgraph_preserve_function_body_p): Likewise.
6255 * ipa-inline.c (compute_inline_parameters): Likewise.
6256 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6258 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6259 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6260 disregard_inline_limits langhook.
6261 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6263 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6264 disregard_inline_limits langhook.
6265 * tree-inline.c (disregard_inline_limits_p): New function.
6266 * tree-inline.h (disregard_inline_limits_p): Declare.
6268 2007-08-20 Richard Guenther <rguenther@suse.de>
6270 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6271 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6272 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6273 auto_var_in_fn_p langhook.
6274 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6276 * tree.c (auto_var_in_fn_p): ... here.
6277 (find_var_from_fn): Call auto_var_in_fn_p directly.
6278 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6279 auto_var_in_fn_p langhook.
6280 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6281 (copy_body_r): Likewise.
6282 (self_inlining_addr_expr): Likewise.
6283 * tree.h (auto_var_in_fn_p): Declare.
6285 2007-08-20 Richard Guenther <rguenther@suse.de>
6287 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6288 (walk_type_fields): Take lh parameter.
6289 (walk_tree): Rename to ...
6290 (walk_tree_1): ... this. Do not call the walk_subtrees
6291 langhook but the now passed callback. Pass lh on recursion.
6292 (walk_tree_without_duplicates): Rename to ...
6293 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6294 and call walk_tree_1.
6295 * tree.h (walk_tree_lh): New typedef.
6296 (walk_tree_1): Declare.
6297 (walk_tree_without_duplicates_1): Likewise.
6298 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6299 (walk_tree_without_duplicates): New define to
6300 walk_tree_without_duplicates_1 with NULL lh parameter.
6301 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6302 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6304 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6305 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6306 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6309 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6312 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6313 code in front of the compacting of basic blocks.
6314 Move the folding of statements inbetween the cgraph checking
6315 and compacting of basic blocks.
6317 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6318 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6321 * config/alpha/alpha.c (va_list_skip_additions): Check for
6322 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6323 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6324 PLUS_EXPR when checking ap.__base.
6325 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6326 when doing addition on pointer types. Use size_int instead of
6328 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6329 ptr_type in the second operand.
6331 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6334 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6336 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6339 * cfgexpand.c (expand_one_register_var): Mark pointer
6340 DECL_ARTIFICIAL as REG_POINTER also.
6341 * stmt.c (expand_decl): Likewise.
6343 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6350 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6351 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6352 on_worklist argument and avoid adding things to worklist multiple
6354 (add_to_worklist): Ditto.
6355 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6356 single SFT is clobbered.
6357 (set_initial_properties): Ditto.
6358 (compute_call_clobbered): Update for changes to function
6360 (create_overlap_variables_for): Always create SFT for offset 0.
6361 (create_structure_vars): Handle PHI's, since we are in SSA form at
6363 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6364 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6366 (add_vars_for_offset): Figure out aliases from access + points-to.
6367 (add_virtual_operand): Use add_vars-for_offset.
6368 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6369 (add_call_clobber_ops): Remove makes_clobbering_call set.
6370 (get_expr_operands): Always pass through the INDIRECT_REF
6372 * tree-ssa-structalias.c (struct constraint_graph): Remove
6374 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6375 address_taken, pt_used, number_incoming.
6376 (FIRST_ADDR_NODE): Removed.
6377 (merge_graph_nodes): Remove broken code for the moment.
6378 (init_graph): New function.
6379 (build_pred_graph): Remove code to init_graph.
6380 Add location equivalence support.
6381 (struct scc_info): Rename roots to deleted.
6383 (init_scc_info): Ditto
6384 (init_topo_info): Use graph->size.
6385 (compute_topo_order): Ditto.
6386 (do_da_constraint): Removed.
6387 (do_sd_constraint): Remove calls to find().
6388 set_union_with_increment should always get 0 as last arg here.
6389 (do_complex_constraint): Replace do_da_constraint with assert.
6391 (struct equiv_class_label): New.
6392 (pointer_equiv_class_table): Ditto.
6393 (location_equiv_class_table): Ditto.
6394 (equiv_class_label_hash): Ditto.
6395 (equiv_class_label_eq): Ditto
6396 (equiv_class_lookup): Ditto.
6397 (equiv_class_ladd): Ditto.
6398 (pointer_equiv_class): Ditto.
6399 (location_equiv_class): Ditto.
6400 (condense_visit): Rename and rewrite from label_visit to do only
6401 SCC related stuff for HU.
6402 (label_visit): Do HU work for HU.
6403 (perform_var_substitution): Update to do HU and location
6405 (free_var_substitution_info): Update to free HU and location
6406 equivalence structures. */
6407 (find_equivalent_node): Update for pointer but not location
6409 (unite_pointer_equivalences): New function.
6410 (move_complex_constraints): Rewrite to only do moving.
6411 (rewrite_constraints): Split out of move_complex_constraints.
6412 (solve_graph): Use graph->size.
6413 (process_constraint_1): Add from_call argument, use it.
6414 Split *a = &b into two constraints.
6415 (process_constraint): Use new process_constraint_1.
6416 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6417 (get_constraint_for): Handle non-pointer integers properly.
6418 Remove code that used to handle structures.
6419 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6420 with unknown addends.
6421 (handle_rhs_call): New function.
6422 (find_func_aliases): Use handle_rhs_call.
6423 (set_uids_in_ptset): Add an assert.
6424 (set_used_smts): Fix bug in not considering unified vars.
6425 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6426 (compute_points_to_sets): Update for other function changes.
6427 (delete_points_to_sets): Ditto.
6428 (ipa_pta_execute): Ditto.
6429 (pass_ipa_pta): We need to update SSA after ipa_pta.
6431 2007-08-19 Jan Hubicka <jh@suse.cz>
6433 * i386.md: Replace "rim" and "mri" constraints by "g".
6435 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6437 * dwarf2out.c (text_section_used, cold_text_section_used,
6438 cold_text_section, dwarf2out_note_section_used): New.
6439 (dwarf2out_init): Initialize cold_text_section.
6440 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6441 dwarf2out_note_section_used.
6442 (size_of_aranges): Only count entry for text section if it was
6443 used. Count entry for cold text section if it was used.
6444 (output_aranges): Only output entries for text section and cold
6445 text section if they were used.
6447 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6449 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6451 (debug_generic_stmt): Likewise.
6452 (debug_tree_chain): Likewise.
6454 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6456 * tree-data-refs.c (split_constant_offset): Expose.
6457 * tree-data-refs.h (split_constant_offset): Add declaration.
6459 * tree-vectorizer.h (dr_alignment_support): Renamed
6460 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6461 Added a new value dr_explicit_realign.
6462 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6463 dr_offset, dr_step, and dr_aligned_to, along with new access
6464 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6465 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6466 STMT_VINFO_DR_ALIGNED_TO.
6468 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6470 In case of outer-loop vectorization with non-fixed misalignment - use
6471 the dr_explicit_realign scheme instead of the optimized realignment
6473 (new_stmt_vec_info): Initialize new fields.
6475 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6476 'nested_in_vect_loop' case. Change verbosity level.
6477 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6478 Don't fail on zero step in the outer-loop for loads.
6479 (vect_analyze_data_refs): Call split_constant_offset to calculate
6480 base, offset and init relative to the outer-loop.
6482 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6483 BSI function argument with a new function argument - at_loop.
6484 Simplify the condition that determines STEP. Takes additional argument
6485 INV_P. Support outer-loop vectorization (handle the
6486 nested_in_vect_loop case), including zero step in the outer-loop. Call
6487 vect_create_addr_base_for_vector_ref with additional argument.
6488 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6489 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6490 Fixed and simplified calculation of step.
6491 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6492 of bsi, and with additional argument. Call bump_vector_ptr with
6493 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6494 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6495 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6496 when the realignment setup needs to take place inside the loop.
6497 Support the dr_explicit_realign scheme. Allow generating the optimized
6498 realignment scheme for outer-loop vectorization. Added documentation.
6499 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6500 the 'nested_in_vect_loop' case, including loads that are invariant in
6501 the outer-loop and the realignment schemes. Handle the case when the
6502 realignment setup needs to take place inside the loop. Call
6503 vect_setup_realignment with additional arguments. Call
6504 vect_create_data_ref_ptr with additional argument and with loop instead
6505 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6506 (vect_gen_niters_for_prolog_loop): Call
6507 vect_create_addr_base_for_vector_ref with additional arguments.
6508 (vect_create_cond_for_align_checks): Likewise.
6509 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6510 scheme: takes additional argument bump; argument ptr_incr is now
6511 optional; updated documentation.
6512 (vect_init_vector): Takes additional argument (bsi). Use it, if
6513 available, to insert the vector initialization.
6514 (get_initial_def_for_induction): Pass additional argument in call to
6516 (vect_get_vec_def_for_operand): Likewise.
6517 (vect_setup_realignment): Likewise.
6518 (vectorizable_load): Likewise.
6520 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6522 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6523 as argument instead of struct loop.
6524 (nested_in_vect_loop_p): New function.
6525 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6527 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6528 from other phis in the loop.
6529 (destroy_loop_vec_info): Add additional argument to declaration.
6531 * tree-vectorizer.c (supportable_widening_operation): Also check if
6532 nested_in_vect_loop_p (don't allow changing the order in this case).
6533 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6534 of struct loop. Call nested_in_vect_loop_p and don't require
6535 flag_unsafe_math_optimizations if it returns true.
6536 (new_stmt_vec_info): When setting def_type for phis differentiate
6537 loop-header phis from other phis.
6538 (bb_in_loop_p): New function.
6539 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6540 just update their loop_vinfo. Order of BB traversal now matters -
6541 call dfs_enumerate_from with bb_in_loop_p.
6542 (destroy_loop_vec_info): Takes additional argument to control whether
6543 stmt_vinfo of the loop stmts should be destroyed as well.
6544 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6545 reduction stmt to be defines by a non loop-header phi.
6546 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6548 * tree-vect-transform.c (vectorizable_reduction): Call
6549 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6550 (vectorizable_call): Likewise.
6551 (vectorizable_conversion): Likewise.
6552 (vectorizable_operation): Likewise.
6553 (vectorizable_type_promotion): Likewise.
6554 (vectorizable_type_demotion): Likewise.
6555 (vectorizable_store): Likewise.
6556 (vectorizable_live_operation): Likewise.
6557 (vectorizable_reduction): Likewise. Also pass loop_info to
6558 vect_is_simple_reduction instead of loop.
6559 (vect_init_vector): Call nested_in_vect_loop_p.
6560 (get_initial_def_for_reduction): Likewise.
6561 (vect_create_epilog_for_reduction): Likewise.
6562 (vect_init_vector): Check which loop to work with, in case there's an
6564 (get_initial_def_for_inducion): Extend to handle outer-loop
6565 vectorization. Fix indentation.
6566 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6567 In the case vect_induction_def get the vector def from the induction
6568 phi node, instead of calling get_initial_def_for_inducion.
6569 (get_initial_def_for_reduction): Extend to handle outer-loop
6571 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6573 (vect_transform_loop): Change assert to just skip this case. Add a
6575 (vect_finish_stmt_generation): Add a couple asserts.
6577 (vect_estimate_min_profitable_iters): Multiply
6578 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6580 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6581 this is an inner-loop reduction in outer-loop vectorization.
6583 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6584 Same code as what used to be vect_analyze_scalar_cycles, only with
6585 additional argument loop, and loop_info passed to
6586 vect_is_simple_reduction instead of loop.
6587 (vect_analyze_scalar_cycles): Code factored out into
6588 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6589 Updated documentation.
6590 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6591 outer-loop vectorization that are live or not used in the outerloop,
6592 cause this requires special handling.
6593 (vect_enhance_data_refs_alignment): Don't consider versioning for
6595 (vect_analyze_data_refs): Check that there are no datarefs in the
6597 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6598 and vect_used_in_outer_by_reduction cases.
6599 (process_use): Also consider the case of outer-loop stmt defining an
6600 inner-loop stmt and vice versa.
6601 (vect_analyze_loop_1): New function.
6602 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6603 loops. Call vect_analyze_loop_1.
6604 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6605 been vectorized. Call destroy_loop_vec_info with additional argument.
6607 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6608 in the inner-loop when doing outer-loop vectorization. Add
6609 documentation and printout.
6610 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6611 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6613 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6615 * tree-affine.h (print_aff): New prototype.
6616 (debug_aff): Likewise.
6617 * tree-affine.c (print_aff): New function.
6618 (debug_aff): Likewise.
6620 2007-08-18 Paul Brook <paul@codesourcery.com>
6621 Joseph Myers <joseph@codesourcery.com>
6623 * common.opt (-fdebug-prefix-map=): New option.
6624 * opts.c: Include debug.h.
6625 (common_handle_option): Handle -fdebug-prefix-map.
6626 * final.c: Include ggc.h.
6627 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6628 remap_debug_filename): New.
6629 * Makefile.in (final.o, opts.o): Update dependencies.
6630 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6631 * configure.ac: Check for assembler --debug-prefix-map support.
6632 * configure, config.in: Regenerate.
6633 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6634 (ASM_DEBUG_SPEC): Include ASM_MAP.
6635 * doc/install.texi (--with-debug-prefix-map): Document.
6636 * doc/invoke.texi (-fdebug-prefix-map): Document.
6637 * dbxout.c (dbxout_init, dbxout_start_source_file,
6638 dbxout_source_file): Call remap_debug_filename.
6639 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6640 dwarf2out_start_source_file, dwarf2out_finish): Call
6641 remap_debug_filename.
6642 (file_table_relative_p): Do not check d->emitted_number.
6643 * toplev.c (output_file_directive): Call remap_debug_filename.
6644 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6645 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6647 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6649 * loop-invariant.c (find_invariants_to_move): Add missing macro
6652 2007-08-17 Tom Tromey <tromey@redhat.com>
6654 * tree.h (struct tree_label_decl): Removed old "java" fields.
6656 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6657 Nigel Stephens <nigel@mips.com>
6659 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6660 Treat -mno-data-in-code and -mcode-xonly as aliases for
6661 -mcode-readable=no and -mcode-readable=pcrel respectively.
6662 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6663 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6664 (MULTILIB_DIRNAMES): Update accordingly.
6666 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6668 * Makefile.in (version.o): Depend on $(REVISION) only if
6669 REVISION_s is defined.
6671 2007-08-17 Sa Liu <saliu@de.ibm.com>
6672 Ulrich Weigand <uweigand@de.ibm.com>
6675 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6676 use build_qualified_type to retain qualifiers of the base type.
6678 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6680 * config/score/score.md : Update pattern tablejump.
6681 * config/score/score.c : Update score_initialize_trampoline
6683 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6684 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6685 * doc/contrib.texi: Add my entry.
6687 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6689 * Makefile.in (REVISION): New.
6692 (version.o): Also depend on $(REVISION). Add
6693 -DREVISION=$(REVISION_s).
6695 * version.c (version_string): Add REVISION.
6697 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6699 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6700 of GOTO that's relocated to a different block.
6702 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6704 * c-common.c (const_strip_array_types): New.
6705 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6706 (const_strip_array_types): New.
6707 * c-objc-common.c (c_disregard_inline_limits,
6708 c_warn_unused_global_decl): Constify.
6709 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6710 c_vla_type_p, c_incomplete_type_error): Likewise.
6711 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6712 * hooks.c (hook_bool_const_tree_false): New.
6713 * hooks.h (hook_bool_const_tree_false): Likewise.
6714 * langhooks-def.h (lhd_warn_unused_global_decl,
6715 lhd_incomplete_type_error, lhd_expr_size,
6716 lhd_tree_inlining_disregard_inline_limits,
6717 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6718 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6719 * langhooks.c (lhd_warn_unused_global_decl,
6720 lhd_incomplete_type_error,
6721 lhd_tree_inlining_disregard_inline_limits,
6722 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6723 lhd_expr_size): Likewise.
6724 * langhooks.h (lang_hooks_for_tree_inlining,
6725 lang_hooks_for_tree_dump, lang_hooks_for_types,
6726 lang_hooks_for_decls, lang_hooks): Likewise.
6727 * pointer-set.c (pointer_set_t, pointer_set_create,
6728 pointer_set_contains, insert_aux, pointer_set_insert,
6729 pointer_set_traverse, pointer_map_t, pointer_map_create,
6730 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6732 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6733 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6734 pointer_map_traverse): Likewise.
6735 * predict.c (assert_is_empty): Likewise.
6736 * tree-affine.c (free_name_expansion): Likewise.
6737 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6738 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6739 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6741 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6743 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6745 (destroy_loop_vec_info): Add call to VEC_free.
6746 * tree-vectorizer.h (may_alias_ddrs): Define.
6747 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6748 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6749 Change reporting to dump.
6750 (vect_is_duplicate_ddr): New.
6751 (vect_mark_for_runtime_alias_test): New.
6752 (vect_analyze_data_ref_dependences) Add call to
6753 vect_mark_for_runtime_alias_test.
6754 (vect_enhance_data_refs_alignment): Define local variable
6755 vect_versioning_for_alias_required, don't perform
6756 peeling for alignment if versioning for alias is
6758 (vect_enhance_data_refs_alignment): Use
6759 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6760 PARAM_VECT_MAX_VERSION_CHECKS.
6761 * tree-vect-transform.c
6762 (vect_create_cond_for_alias_checks): New.
6763 (vect_transform_loop): Add call to
6764 vect_create_cond_for_alias_checks.
6765 (vect_vfa_segment_size): New.
6766 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6768 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6769 * gcc/doc/invoke.texi
6770 (vect-max-version-for-alignment-checks): Document.
6771 (vect-max-version-for-alias-checks): Document.
6772 (vect-max-version-checks): Remove.
6774 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6776 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6777 the same line as the instruction for all asm dialects.
6778 (*rep_movsi): Ditto.
6779 (*rep_movsi_rex64): Ditto.
6780 (*rep_movqi): Ditto.
6781 (*rep_movqi_rex64): Ditto.
6782 (*rep_stosdi_rex64): Ditto.
6783 (*rep_stossi): Ditto.
6784 (*rep_stossi_rex64): Ditto.
6785 (*rep_stosqi): Ditto.
6786 (*rep_stosqi_rex64): Ditto.
6787 (*cmpstrnqi_nz_1): Ditto.
6788 (*cmpstrnqi_nz_rex_1): Ditto.
6789 (*cmpstrnqi_1): Ditto.
6790 (*cmpstrnqi_rex_1): Ditto.
6791 (*strlenqi_1): Ditto.
6792 (*strlenqi_rex_1): Ditto.
6793 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6794 prefix on the same line as the instruction for all asm dialects.
6795 (sync_double_compare_and_swap<mode>): Ditto.
6796 (*sync_double_compare_and_swapdi_pic): Ditto.
6797 (*sync_compare_and_swap_cc<mode>): Ditto.
6798 (sync_double_compare_and_swap_cc<mode>): Ditto.
6799 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6800 (sync_old_add<mode>): Ditto.
6801 (sync_add<mode>): Ditto.
6802 (sync_sub<mode>): Ditto.
6803 (sync_ior<mode>): Ditto.
6804 (sync_and<mode>): Ditto.
6805 (sync_xor<mode>): Ditto.
6807 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6810 * reload.c (find_reloads): Check that the memory returned by
6811 find_reloads_toplev was not the result of forcing a constant
6813 (find_reloads_toplev): Always use simplify_gen_subreg to get
6814 the subreg of a constant. If the result is also a constant,
6815 but not a legitimate one, force it into the constant pool
6816 and reload its address.
6818 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6820 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6823 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6825 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6826 directive for the current vector ABI.
6828 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6831 * caller-save.c (reg_save_code): Set invalide status on restore code.
6833 2007-08-15 Diego Novillo <dnovillo@google.com>
6835 * tree-ssa-alias.c (compute_memory_partitions): Use
6836 alias_bitmap_obstack to allocate bitmaps.
6837 (reset_alias_info): Factor out of init_alias_info.
6838 Mark all name tags not associated to an SSA name for renaming.
6839 (init_alias_info): Call it.
6840 (create_name_tags): Tidy. Add comments.
6841 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6843 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6845 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6846 scheduler dependencies.
6848 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6850 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6852 (*iorsi_1_zext): Likewise.
6853 (*iorsi_1_zext_imm): Likewise.
6854 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6855 with "rm"/"xm" constraint.
6856 (sse2_vmsqrtv2df2): Likewise.
6858 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6861 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6864 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6866 * tree-pass.h (PROP_pta): Removed.
6867 (TODO_rebuild_alias): New.
6868 (pass_may_alias): Removed.
6869 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6870 aliasing if we changed something.
6871 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6873 (pass_may_alias): Removed.
6874 (create_structure_vars): Return TODO_rebuild_alias.
6875 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6876 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6878 (tree_sra_early): We never affect aliasing right now.
6879 * tree-flow.h (compute_may_aliases): New prototype.
6880 * passes.c: Remove pass_may_alias from the passes.
6881 (execute_function_todo): Support TODO_rebuild_alias.
6883 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6885 * i386.c: (legitimize_address): Move dllimported variable check
6886 infront of legitimizing pic address of CONST symbols.
6888 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6890 PR tree-optimization/32941
6891 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6892 (goto_queue_cmp): Remove.
6893 (find_goto_replacement): Change search method.
6894 (maybe_record_in_goto_queue): Add assert.
6895 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6896 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6898 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * alias.c (component_uses_parent_alias_set): Constify.
6901 * alias.h (component_uses_parent_alias_set): Likewise.
6902 * cfgrtl.c (print_rtl_with_bb): Likewise.
6903 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6904 mpz_get_double_int): Likewise.
6905 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6906 mpz_get_double_int): Likewise.
6907 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6908 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6910 * expr.h (safe_from_p): Likewise.
6911 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6913 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6914 zero_sized_type, goa_lhs_expr_p): Likewise.
6915 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6916 * rtl.h (print_rtl_with_bb): Likewise.
6917 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6918 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6919 * tree-flow-inline.h (bb_stmt_list): Constify.
6920 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6922 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6923 const_first_stmt, const_last_stmt): New.
6924 (block_may_fallthru, empty_block_p): Constify.
6925 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6926 EXPR_ONLY_BODY): New.
6927 (expr_first, expr_last, expr_only): Use macro for body.
6928 (const_expr_first, const_expr_last, const_expr_only): New.
6929 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6930 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6931 ctsi_prev, ctsi_stmt): New.
6932 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6933 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6934 * tree-ssa-loop-niter.c (loop_only_exit_p,
6935 derive_constant_upper_bound): Likewise.
6936 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6937 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6938 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6939 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6940 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6941 * tree.c (get_type_static_bounds): Likewise.
6942 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6943 (get_type_static_bounds): Constify.
6945 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6948 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6949 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6950 (*<addsub><mode>3_cc_overflow): New.
6951 (*add<mode>3_cconly_overflow): New.
6952 (*sub<mode>3_cconly_overflow): New.
6953 (*<addsub>si3_zext_cc_overflow): New.
6954 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6955 CCCmode for LTU, GTU, LEU and GEU.
6956 (ix86_comparison_operator): Likewise.
6957 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6958 * config/i386/i386.c (put_condition_code): Support CCCmode.
6959 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6960 or MINUS expressions.
6962 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6965 * c-typeck.c (build_binary_op): Disallow vector float types with
6966 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6968 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6970 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6971 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6972 (dep_def): New typedef.
6973 (init_dep_1, sd_debug_dep): Declare functions.
6974 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6975 (debug_dep_links): Remove.
6976 (struct _deps_list): New field 'n_links'.
6977 (DEPS_LIST_N_LINKS): New macro.
6978 (FOR_EACH_DEP_LINK): Remove.
6979 (create_deps_list, free_deps_list, delete_deps_list): Remove
6981 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6982 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6983 (copy_deps_list_change_con, move_dep_link): Ditto.
6984 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6985 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6987 (INSN_BACK_DEPS): Remove.
6988 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6990 (INSN_DEP_COUNT): Remove.
6991 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6992 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6993 Declare global variables.
6994 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6995 (add_forw_dep, compute_forward_dependences): Remove declarations.
6996 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6997 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6998 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7000 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7002 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7003 (sd_list_types_def): New typedef.
7004 (sd_next_list): Declare function.
7005 (struct _sd_iterator): New type.
7006 (sd_iterator_def): New typedef.
7007 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7009 (FOR_EACH_DEP): New cycle wrapper.
7010 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7012 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7013 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7016 * sched-deps.c (init_dep_1): Make global.
7017 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7019 (dump_dep): New static function.
7020 (dump_dep_flags): New static variable.
7021 (sd_debug_dep): New function.
7022 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7024 (move_dep_link): Use remove_from_deps_list (), instead of
7026 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7027 (dep_link_is_detached_p): New static function.
7028 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7030 (dn_pool, dl_pool): New alloc_pools.
7031 (dn_pool_diff, dl_pool_diff): New static variables.
7032 (create_dep_node, delete_dep_node): New static function.
7033 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7034 (deps_list_empty_p): Make it static. Use 'n_links' field.
7035 (deps_pools_are_empty_p): New static function.
7036 (alloc_deps_list, delete_deps_list): Remove.
7037 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7038 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7039 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7040 (forward_dependency_cache): Remove.
7041 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7042 'back' from the names. Change signature to use dep_t instead of
7044 (add_back_dep): Ditto. Make global.
7045 (check_dep_status): Rename to check_dep ().
7046 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7048 (sd_finish_insn): Ditto.
7049 (sd_find_dep_between_no_cache): New static function.
7050 (sd_find_dep_between): New function.
7051 (ask_dependency_caches, set_dependency_caches): New static functions.
7052 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7053 (add_or_update_dep_1): Separate pieces of functionality into
7054 ask_dependency_caches (), update_dependency_caches (),
7055 change_spec_dep_to_hard (), update_dep ().
7056 (get_back_and_forw_lists): New static function.
7057 (sd_add_dep): Separate setting of dependency caches into
7058 set_dependency_caches ().
7059 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7061 (sd_delete_dep): Ditto.
7062 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7063 (dump_lists): New static function.
7064 (sd_debug_lists): New debug function.
7065 (delete_all_dependences, fixup_sched_groups): Update to use
7066 sd_* infrastructure.
7067 (sched_analyze_2): Create data-speculative dependency only if
7068 data-speculation is enabled.
7069 (sched_analyze_insn): If insn cannot be speculative, make all its
7070 dependencies non-speculative.
7071 (sched_analyze): Use sd_init_insn ().
7072 (add_forw_dep, compute_forward_dependencies): Remove.
7073 (delete_dep_nodes_in_back_deps): New static function.
7074 (sched_free_deps): New function.
7075 (init_dependency_caches): Init alloc_pools.
7076 (extend_depedency_caches): Update after removing of
7077 forward_dependency_cache.
7078 (free_dependency_caches): Ditto. Free alloc_pools.
7079 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7080 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7082 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7083 (add_dependence): Use init_dep ().
7084 (get_dep_weak_1): New static function.
7085 (get_dep_weak): Move logic to get_dep_weak_1 ().
7086 (dump_ds): New static function moved from haifa-sched.c:
7087 debug_spec_status ().
7088 (debug_ds): New debug function.
7089 (check_dep_status): Rename to check_dep (). Update to check whole
7092 * haifa-sched.c (spec_info): Make global.
7093 (added_recovery_block_p): Rename to
7094 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7095 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7096 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7097 to use new interfaces.
7098 (ok_for_early_queue_removal): Ditto.
7099 (schedule_block): Initialize logical uids of insns emitted by the
7101 (sched_init): Initialize new variable.
7102 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7104 (extend_global): Initialize insn data.
7105 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7106 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7108 (add_to_speculative_block): Update to use new interfaces.
7109 (create_recovery_block): Set new variables.
7110 (create_check_block_twin, fix_recovery_deps): Update to use new
7112 (sched_insn_is_legitimate_for_speculation_p): New function.
7113 (speculate_insn): Move checking logic to
7114 sched_insn_is_legitimate_for_speculation_p ().
7115 (sched_remove_insn): Finalize sched-deps information of instruction.
7116 (clear_priorities, add_jump_dependencies): Update to use new
7118 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7120 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7121 to use new interfaces.
7122 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7123 (new_ready): Try to use control speculation only if it is available.
7124 (add_branch_dependences): Update to use new interfaces.
7125 (compute_block_backward_dependences): Rename to
7126 compute_block_dependences (). Call
7127 targetm.sched.dependencies_evaluation_hook ().
7128 (free_block_dependencies): New static function.
7129 (debug_dependencies): Update to use new interfaces.
7130 (schedule_region): Remove separate computation of forward dependencies.
7131 Move call of targetm.sched.dependencies_evaluation_hook () to
7132 compute_block_dependences (). Free dependencies at the end of
7133 scheduling the region.
7135 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7137 (add_deps_for_risky_insns): Ditto.
7138 (schedule_ebb): Remove separate computation of forward dependencies.
7139 Free dependencies at the end of scheduling the ebb.
7141 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7142 (build_intra_loop_deps): Ditto. Remove separate computation of
7143 forward dependencies. Free sched-deps dependencies.
7145 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7146 to use new interfaces.
7147 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7149 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7151 (is_costly_group): Ditto.
7153 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7155 * alias.c (rtx_equal_for_memref_p): Constify.
7156 * basic-block.h (const_edge, const_basic_block): New.
7157 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7158 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7159 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7160 probably_never_executed_bb_p, edge_probability_reliable_p,
7161 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7162 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7164 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7165 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7167 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7168 flow_nodes_print, dfs_enumerate_from): Likewise.
7169 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7170 control_flow_insn_p, count_basic_blocks): Likewise.
7171 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7172 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7173 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7174 average_num_loop_insns, loop_exit_edge_p,
7175 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7176 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7177 average_num_loop_insns, seq_cost): Likewise.
7178 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7179 * dominance.c (dominated_by_p): Likewise.
7180 * emit-rtl.c (validate_subreg): Likewise.
7181 * except.c (can_throw_internal, can_throw_external): Likewise.
7182 * except.h (can_throw_internal, can_throw_external): Likewise.
7183 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7184 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7185 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7186 simple_mem, store_ops_ok, load_kills_store, find_loads,
7187 store_killed_in_insn, store_killed_after, store_killed_before,
7188 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7190 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7191 noce_mem_write_may_trap_or_fault_p): Likewise.
7192 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7194 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7196 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7197 probably_cold_bb_p, probably_never_executed_bb_p,
7198 edge_probability_reliable_p, br_prob_note_reliable_p,
7199 can_predict_insn_p): Likewise.
7200 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7201 * resource.c (return_insn_p): Likewise.
7202 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7204 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7205 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7206 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7207 verify_gimple_modify_stmt): Likewise.
7208 * tree-chrec.c (is_not_constant_evolution,
7209 is_multivariate_chrec_rec, is_multivariate_chrec,
7210 chrec_contains_symbols, chrec_contains_undetermined,
7211 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7212 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7213 eq_evolutions_p, scev_direction): Likewise.
7214 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7215 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7216 chrec_contains_symbols_defined_in_loop,
7217 chrec_contains_undetermined, tree_contains_chrecs,
7218 evolution_function_is_affine_multivariate_p,
7219 evolution_function_is_univariate_p, chrec_zerop,
7220 evolution_function_is_constant_p, evolution_function_is_affine_p,
7221 evolution_function_is_affine_or_constant_p,
7222 tree_does_not_contain_chrecs, chrec_type): Likewise.
7223 * tree-data-ref.c (tree_fold_divides_p,
7224 object_address_invariant_in_loop_p, dr_may_alias_p,
7225 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7226 same_access_functions, constant_access_functions,
7227 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7229 * tree-flow.h (scev_direction): Likewise.
7230 * tree-gimple.c (is_gimple_stmt): Likewise.
7231 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7233 * tree-pretty-print.c (op_prio): Likewise.
7234 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7235 analyzable_condition, backedge_phi_arg_p): Likewise.
7236 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7237 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7238 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7241 2007-08-13 Dan Hipschman <dsh@google.com>
7244 * c-format.c (check_format_arg): Move check for zero-length
7245 format strings below the check for unterminated strings.
7247 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7250 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7253 2007-08-13 Nick Clifton <nickc@redhat.com>
7255 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7257 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7260 * c-format.c (gcc_gfc_length_specs): New array.
7261 (gcc_gfc_char_table): Add unsigned specifier, and references to
7262 the l length modifier.
7263 (format_types_orig): Use the new gcc_gfc_length_specs.
7265 2007-08-12 Sa Liu <saliu@de.ibm.com>
7267 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7268 and with REG_RETVAL note after split.
7270 2007-08-11 David Daney <ddaney@avtrex.com>
7272 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7273 as ATTRIBUTE_UNUSED.
7275 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7276 Segher Boessenkool <segher@kernel.crashing.org>
7278 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7279 HAVE_LOCAL_CPU_DETECT not defined.
7281 2007-08-11 Jan Hubicka <jh@suse.cz>
7283 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7284 (cgraph_process_new_functions): Honor previous value of
7285 disregard_inline_limits.
7286 * ipa-inline.c (compute_inline_parameters): Likewise.
7288 2007-08-11 Ian Lance Taylor <iant@google.com>
7290 * alias.h (alias_set_type): Define new type.
7291 (ALIAS_SET_MEMORY_BARRIER): Use it.
7292 * rtl.h: Include alias.h.
7293 (struct mem_attrs): Use alias_set_type.
7294 * tree.h: Include alias.h
7295 (struct tree_type): Use alias_set_type.
7296 (struct tree_struct_field_tag): Likewise.
7297 (struct tree_decl_common): Likewise.
7298 * alias.c (struct alias_set_entry): Use alias_set_type.
7299 (get_alias_set_entry, alias_set_subset_of): Likewise.
7300 (alias_sets_conflict_p): Likewise.
7301 (alias_sets_must_conflict_p): Likewise.
7302 (objects_must_conflict_p): Likewise.
7303 (get_alias_set, new_alias_set): Likewise.
7304 (record_alias_subset, record_component_aliases): Likewise.
7305 (varargs_set, frame_set): Change to alias_set_type.
7306 (get_varargs_alias_set): Use alias_set_type.
7307 (get_frame_alias_set): Likewise.
7308 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7309 * dse.c (struct store_info): Use alias_set_type.
7310 (struct read_info, struct clear_alias_mode_holder): Likewise.
7311 (clear_alias_set_lookup, canon_address): Likewise.
7312 (record_store, check_mem_read_rtx): Likewise.
7313 (dse_record_singleton_alias_set): Likewise.
7314 (dse_invalidate_singleton_alias_set): Likewise.
7315 * emit-rtl.c (get_mem_attrs): Likewise.
7316 (set_mem_attributes_minus_bitpos): Likewise.
7317 (set_mem_alias_set): Likewise.
7318 * expr.c (store_constructor_field, store_field): Likewise.
7319 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7320 * langhooks.c (lhd_get_alias_set): Likewise.
7321 * langhooks-def.h (lhd_get_alias_set): Likewise.
7322 * reload1.c (alter_reg): Likewise.
7323 * tree-flow.h (struct fieldoff): Likewise.
7324 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7325 (may_alias_p, get_smt_for, create_sft): Likewise.
7326 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7327 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7328 (merge_smts_into): Likewise.
7329 * varasm.c (const_alias_set): Likewise.
7330 * c-common.c (strict_aliasing_warning): Likewise.
7331 (c_common_get_alias_set): Likewise.
7332 * dse.h (dse_record_singleton_alias_set): Update declaration.
7333 (dse_invalidate_singleton_alias_set): Likewise.
7334 * emit-rtl.h (set_mem_alias_set): Likewise.
7335 * c-common.h (c_common_get_alias_set): Likewise.
7336 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7337 * print-tree.c (print_node): Likewise.
7338 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7340 (alpha_setup_incoming_varargs): Use alias_set_type.
7341 * config/i386/i386.c (setup_incoming_varargs_64): Use
7343 (setup_incoming_varargs_ms_64): Likewise.
7344 (ix86_GOT_alias_set): Likewise.
7345 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7346 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7347 (set): Change to alias_set_type.
7348 (get_TOC_alias_set): Use alias_set_type.
7349 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7351 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7352 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7354 (struct_value_alias_set): Likewise.
7355 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7357 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7359 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7360 * config/vxworks.h (TARGET_VXWORKS): Override.
7361 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7362 "mips" if TARGET_VXWORKS.
7364 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7366 * calls.c (avoid_likely_spilled_reg): New function.
7367 (expand_call): Use it.
7369 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7371 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7373 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7375 * config/mips/predicates.md (const_call_insn_operand): Invoke
7376 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7378 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7381 * config/rs6000/driver-rs6000.c: Include link.h.
7382 Use ElfW instead of wordsize-specif typedef.
7384 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7386 * system.h (CONST_CAST): New.
7387 * c-decl.c (c_make_fname_decl): Use it.
7388 * c-lex.c (cb_ident, lex_string): Likewise.
7389 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7390 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7391 give_switch, set_multilib_dir): Likewise.
7392 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7393 * passes.c (execute_one_pass): Likewise.
7394 * prefix.c (update_path): Likewise.
7395 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7396 * tree.c (build_string): Likewise.
7398 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7400 * tree-flow-inline.h (is_exec_stmt): Remove.
7401 (is_label_stmt): Remove.
7402 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7405 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7407 * lower-subreg.c (resolve_shift_zext): Don't adjust
7408 src_reg_num for wordmode operands.
7410 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7411 David Ung <davidu@mips.com>
7413 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7414 (TARGET_SCHED_REORDER2): Define.
7415 (mips_maybe_swap_ready): New.
7416 (mips_last_74k_agen_insn): New.
7417 (mips_74k_agen_init): New.
7418 (mips_74k_agen_reorder): New function to group loads and stores
7420 (mips_sched_init): New.
7421 (mips_sched_reorder): Don't do initialization here. Call
7422 mips_74k_agen_reorder.
7423 (mips_variable_issue): Call mips_74k_agen_init.
7425 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7427 * tree-flow-inline.h (get_filename): Remove.
7429 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7431 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7433 (mips_fetch_insns): Delete in favor of...
7434 (mips_load_store_insns): ...this new function.
7435 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7436 to say whether multiword moves _might_ be split.
7437 (mips_fetch_insns): Delete in favor of...
7438 (mips_load_store_insns): ...this new function.
7439 (mips_rtx_costs): Update the call to mips_address_insns.
7440 (mips_address_cost): Likewise.
7441 * config/mips/mips.md (length): Use mips_load_store_insns instead
7442 of mips_fetch_insns.
7443 * config/mips/constraints.md (R): Use mips_address_insns rather
7444 than mips_fetch_insns. Assume that the move never needs to be split.
7446 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7448 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7449 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7450 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7451 * config/mips/mips.h (mips16_hard_float): Delete.
7452 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7453 definitions, and replace with....
7454 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7455 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7456 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7457 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7458 (override_options): Replace MASK_SOFT_FLOAT references with
7459 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7460 and mips16_hard_float when TARGET_MIPS16.
7462 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7465 * c-typeck.c (build_binary_op): Check for non pointer types before
7466 calling int_fits_type_p.
7468 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7471 * fold-const.c (omit_one_operand): Return only the ommitted expression
7472 if the result is an empty statement.
7473 (pedantic_omit_one_operand): Likewise.
7475 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7477 * c-typeck.c (readonly_error): Improve error for assignment.
7479 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7481 (pp_c_expression): Ditto.
7483 2007-08-09 Simon Baldwin <simonb@google.com>
7485 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7486 break that was preventing simplify_associative_operation() for xor.
7488 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7489 Nigel Stephens <nigel@mips.com>
7491 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7492 Document change in interpretation of value from boolean to
7494 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7495 ffs and ctz using clz.
7496 (expand_unop): Call them.
7497 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7499 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7500 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7501 enable the new ffs expansion on this target.
7503 2007-08-09 Jan Hubicka <jh@suse.cz>
7505 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7506 (expand_ternary_op): Likewise.
7507 (expand_vec_shift_expr): Likewise.
7508 (expand_binop_directly): Likewise.
7509 (expand_binop): Likewise.
7510 (sign_expand_binop): Likewise.
7511 (expand_twoval_unop): Likewise.
7512 (expand_twoval_binop): Likewise.
7513 (expand_twoval_binop_libfunc): Likewise.
7514 (widen_clz): Likewise.
7515 (widen_bswap): Likewise.
7516 (expand_parity): Likewise.
7517 (expand_unop): Likewise.
7518 (expand_abs_nojump): Likewise.
7519 (expand_copysign): Likewise.
7520 (emit_no_conflict_block): Likewise.
7521 (emit_libcall_block): Likewise.
7522 (can_compare_p): Likewise.
7523 (prepare_cmp_insn): Likewise.
7524 (emit_cmp_and_jump_insn_1): Likewise.
7525 (prepare_float_lib_cmp): Likewise.
7526 (emit_conditional_add): Likewise.
7527 (gen_add2_insn): Likewise.
7528 (have_add2_insn): Likewise.
7529 (gen_sub2_insn): Likewise.
7530 (have_sub2_insn): Likewise.
7531 (can_extend_p): Likewise.
7532 (can_fix_p): Likewise.
7533 (can_float_p): Likewise.
7534 (expand_float): Likewise.
7535 (expand_fix): Likewise.
7536 (expand_sfix_optab): Likewise.
7537 (new_optab): Likewise.
7538 (new_convert_optab): Likewise.
7539 (init_libfuncs): Likewise.
7540 (init_interclass_conv_libfuncs): Likewise.
7541 (init_intraclass_conv_libfuncs): Likewise.
7542 (set_conv_libfunc): Likewise.
7543 (init_optabs): Likewise.
7544 (debug_optab_libfuncs): Likewise.
7545 (gen_cond_trap): Likewise.
7546 * optabs.h (optab_handler, convert_optab_hanlder): New.
7547 * genopinit.c: Update optabs generation table.
7548 * reload.c (find_reloads_address_1): Use optabs accestors.
7549 * builtins.c (expand_builtin_mathfn): Likewise.
7550 (expand_builtin_mathfn_2): Likewise.
7551 (expand_builtin_mathfn_3): Likewise.
7552 (expand_builtin_interclass_mathfn): Likewise.
7553 (expand_builtin_sincos): Likewise.
7554 (expand_builtin_cexpi): Likewise.
7555 (expand_builtin_powi): Likewise.
7556 (expand_builtin_strlen): Likewise.
7557 * dojump.c (do_jump): Likewise.
7558 * expr.c (convert_move): Likewise.
7559 (move_by_pieces): Likewise.
7560 (move_by_pieces_ninsns): Likewise.
7561 (can_store_by_pieces): Likewise.
7562 (store_by_pieces_1): Likewise.
7563 (emit_move_via_integer): Likewise.
7564 (emit_move_complex): Likewise.
7565 (emit_move_ccmode): Likewise.
7566 (emit_move_insn_1): Likewise.
7567 (emit_single_push_insn): Likewise.
7568 (store_constructor): Likewise.
7569 (expand_expr_real_1): Likewise.
7570 (do_store_flag): Likewise.
7571 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7572 (enumerate_modes): Likewise.
7573 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7574 (supportable_widening_operation): Likewise.
7575 (supportable_narrowing_operation): Likewise.
7576 * expmed.c (store_bit_field_1): Likewise.
7577 (extract_bit_field_1): Likewise.
7578 (expand_mult_highpart_optab): Likewise.
7579 (expand_smod_pow2): Likewise.
7580 (expand_divmod): Likewise.
7581 (emit_store_flag): Likewise.
7582 * tree-vect-patterns.c
7583 (vect_pattern_recog_1): Likewise.
7584 * tree-ssa-loop-prefetch.c
7585 (nontemporal_store_p): Likewise.
7586 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7587 (vect_create_epilog_for_reduction): Likewise.
7588 (vectorizable_reduction): Likewise.
7589 (vectorizable_operation): Likewise.
7590 (vect_strided_store_supported): Likewise.
7591 (vectorizable_store): Likewise.
7592 (vect_strided_load_supported): Likewise.
7593 (vectorizable_load): Likewise.
7594 * combine.c (simplify_comparison): Likewise.
7595 * tree-vect-generic.c
7596 (type_for_widest_vector_mode): Likewise.
7597 (expand_vector_operations_1): Likewise.
7598 * config/spu/spu.c (spu_expand_mov): Likewise.
7599 (spu_emit_vector_compare): Likewise.
7600 * config/rs6000/rs6000.c
7601 (rs6000_emit_vector_compare): Likewise.
7602 * stmt.c (add_case_node): Likewise.
7603 * reload1.c (gen_reload):
7605 2007-08-09 Michael Matz <matz@suse.de>
7607 * tree.h (fixed_zerop): Declare as taking a const_tree.
7608 * tree.c (fixed_zerop): Take a const_tree.
7610 2007-08-09 Ira Rosen <irar@il.ibm.com>
7612 * tree-vect-transform.c (vectorizable_store): Remove call to
7613 copy_virtual_operands() and call mark_symbols_for_renaming() for
7614 the created vector store.
7615 (vect_setup_realignment): Don't call copy_virtual_operands() and
7616 update_vuses_to_preheader().
7617 (vectorizable_load): Don't call copy_virtual_operands().
7618 (update_vuses_to_preheader): Remove.
7620 2007-08-08 Chao-ying Fu <fu@mips.com>
7622 * tree.def (FIXED_POINT_TYPE): New type.
7623 (FIXED_CST): New constant.
7624 (FIXED_CONVERT_EXPR): New expr.
7625 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7626 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7627 * tree.h (struct tree_base): Add saturating_flag.
7628 Remove one bit of spare for saturating_flag.
7629 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7630 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7631 FIXED_POINT_TYPE_P): Define.
7632 (TYPE_SATURATING): Define.
7633 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7634 (struct tree_fixed_cst): New.
7635 (TYPE_IBIT, TYPE_FBIT): Define.
7636 (tree_node): Add fixed_cst.
7637 (enum tree_index): Add new enumeration values of
7638 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7639 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7640 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7641 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7642 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7643 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7644 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7645 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7646 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7647 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7648 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7649 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7650 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7651 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7652 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7653 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7654 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7655 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7656 (sat_short_fract_type_node, sat_fract_type_node,
7657 sat_long_fract_type_node, sat_long_long_fract_type_node,
7658 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7659 sat_unsigned_long_fract_type_node,
7660 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7661 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7662 unsigned_short_fract_type_node, unsigned_fract_type_node,
7663 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7664 sat_short_accum_type_node, sat_accum_type_node,
7665 sat_long_accum_type_node, sat_long_long_accum_type_node,
7666 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7667 sat_unsigned_long_accum_type_node,
7668 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7669 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7670 unsigned_short_accum_type_node, unsigned_accum_type_node,
7671 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7672 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7673 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7674 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7675 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7676 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7677 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7678 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7679 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7680 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7681 sat_uda_type_node, sat_uta_type_node): New macro.
7682 (make_fract_type, make_accum_type): Declare.
7683 (make_signed_fract_type, make_unsigned_fract_type,
7684 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7685 make_signed_accum_type, make_unsigned_accum_type,
7686 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7687 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7688 make_or_reuse_sat_signed_fract_type,
7689 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7690 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7691 make_or_reuse_sat_unsigned_accum_type): New macro.
7692 (fixed_zerop): Declare.
7693 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7694 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7695 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7696 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7697 * treestruct.def: Add TS_FIXED_CST.
7698 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7700 (tree-dump.o): Likewise.
7701 (print-tree.o): Likewise.
7702 (tree-pretty-print.o): Likewise.
7703 (fold-const.o): Likewise.
7704 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7705 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7706 (is_gimple_min_invariant): Handle FIXED_CST.
7707 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7708 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7709 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7710 (layout_type): Handle FIXED_POINT_TYPE.
7711 (make_fract_type, make_accum_type): New functions.
7712 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7713 * tree-dump.c (fixed-value.h): New include.
7714 (dump_fixed): New function.
7715 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7716 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7717 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7718 * tree-pretty-print.c (fixed-value.h): New include.
7719 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7721 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7722 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7723 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7724 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7725 for non-saturating fixed-point types.
7726 (reassociate_bb): Likewise.
7727 * emit-rtl.c (fixed-value.h): New include.
7728 (fconst0, fconst1): New array.
7729 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7730 * tree-vect-generic.c expand_vector_operation): Support
7731 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7733 (type_for_widest_vector_mode): Add one parameter for the
7735 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7737 Pass the satp parameter to type_for_mode for fixed-point types.
7738 (expand_vector_operations_1): Pass the saturating flag to
7739 type_for_widest_vector_mode.
7740 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7741 and MODE_VECTOR_UACCUM.
7742 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7743 (vectorizable_condition): Likewise.
7744 * tree.c (fixed-value.h): New include.
7745 (tree_code_size): Support FIXED_CST.
7746 (build_fixed): New function.
7747 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7748 (fixed_zerop): New function.
7749 (tree_node_structure): Support FIXED_CST.
7750 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7751 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7752 (type_hash_eq): Handle FIXED_POINT_TYPE.
7753 (simple_cst_equal): Support FIXED_CST.
7754 (iterative_hash_expr): Handle FIXED_CST.
7755 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7756 (get_narrower): Likewise.
7757 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7758 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7759 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7760 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7762 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7763 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7764 (initializer_zerop): Support FIXED_CST.
7765 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7766 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7767 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7768 (is_base_type): Handle FIXED_POINT_TYPE.
7769 (add_type_attribute): Handle FIXED_POINT_TYPE.
7770 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7771 * print-tree.c (fixed-value.h): New include.
7772 (print_node_brief): Support FIXED_CST.
7773 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7774 * c-pretty-print.c (fixed-value.h): New include.
7775 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7776 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7777 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7778 Support fixed-point types for inner items in VECTOR_TYPE.
7779 (pp_c_direct_declarator): Likewise.
7780 (pp_c_declarator): Likewise.
7781 (pp_c_fixed_constant): New function.
7782 (pp_c_constant): Handle FIXED_CST.
7783 (pp_c_primary_expression): Likewise.
7784 (pp_c_expression): Likewise.
7785 * fold-const.c (fixed-value.h): New include.
7786 (negate_expr_p): Return true for FIXED_CST.
7787 (fold_negate_expr): Support FIXED_CST.
7788 (split_tree): Support FIXED_CST.
7789 (const_binop): Support FIXED_CST.
7790 (fold_convert_const_int_from_fixed): New function to convert from
7792 (fold_convert_const_real_from_fixed): New function to convert from
7794 (fold_convert_const_fixed_from_fixed): New function to convert from
7795 fixed to another fixed.
7796 (fold_convert_const_fixed_from_int): New function to convert from
7798 (fold_convert_const_fixed_from_real): New function to convert from
7800 (fold_convert_const): Support conversions from fixed to int, from
7801 fixed to real, from fixed to fixed, from int to fixed, and from real
7803 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7804 (operand_equal_p): Support FIXED_CST.
7805 (make_range): For fixed-point modes, we need to pass the
7806 saturating flag as the 2nd parameter.
7807 (tree_swap_operands_p): Handle FIXED_CST.
7808 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7810 (fold_unary): Support FIXED_CONVERT_EXPR.
7811 (fold_binary): Handle FIXED_CST.
7812 Make sure the type is not saturating, before associating operations.
7813 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7814 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7815 (fold_negate_const): Support FIXED_CST.
7816 (fold_relational_const): Support FIXED_CST.
7817 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7818 (gimplify_expr): Handle FIXED_CST.
7819 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7820 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7821 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7822 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7823 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7824 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7825 LONG_LONG_ACCUM_TYPE_SIZE.
7826 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7827 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7828 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7829 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7830 MODE_ACCUM, and MODE_UACCUM.
7831 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7832 fixed-point types to disable reduction.
7833 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7835 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7837 * config/rs6000/x-rs6000: New file.
7838 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7839 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7840 (EXTRA_SPEC_FUNCTIONS): Define.
7841 (HAVE_LOCAL_CPU_DETECT): Define.
7842 (CC1_CPU_SPEC): Define.
7843 * config/rs6000/driver-rs6000.c: New file.
7844 * config/rs6000/aix.h (CC1_SPEC): Define.
7845 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7846 * config.host: Add x-rs6000 to host_xmake_file if host and target
7847 are rs6000 or powerpc.
7849 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7851 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7853 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7854 Sandra Loosemore <sandra@codesourcery.com>
7855 Chao-ying Fu <fu@mips.com>
7856 Nigel Stephens <nigel@mips.com>
7857 David Ung <davidu@mips.com>
7859 * doc/invoke.texi (-mcode-readable): Document.
7860 * config/mips/mips.opt (mcode-readable): New option.
7861 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7862 * config/mips/mips.h (mips_code_readable_setting): New enum.
7863 (mips_code_readable): Declare.
7864 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7865 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7866 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7867 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7868 boiler-plate comments.
7869 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7870 * config/mips/mips.c (mips_code_readable): New variable.
7871 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7872 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7873 context and -mcode-readable setting to restrict the use of
7874 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7875 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7876 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7877 (mips_blocks_for_constant_p): Only return false for
7878 TARGET_MIPS16_PCREL_LOADS.
7879 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7880 for MIPS16. Handle SYMBOL_32_HIGH.
7881 (mips_const_insns): Allow HIGHs for MIPS16 too.
7882 (mips_unspec_address_offset): New function, split out from...
7883 (mips_unspec_address): ...here.
7884 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7885 16-bit symbolic constants. Assert approropiate conditions for
7886 using the "la" and "dla" macros.
7887 (mips_handle_option): Handle -mcode-readable=.
7888 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7889 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7890 (mips_strip_unspec_address): New function, split out from...
7891 (print_operand_reloc): ...here.
7892 (print_operand): Pass constants through mips_strip_unspec_address.
7893 (print_operand_address): Likewise.
7894 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7895 (mips_select_rtx_section): Remove MIPS16 handling.
7896 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7897 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7898 (mips16_lay_out_constants): Do nothing unless
7899 TARGET_MIPS16_PCREL_LOADS.
7900 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7901 * config/mips/mips.md: Split HIGHs for MIPS16.
7902 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7904 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7906 * config/mips/mips-protos.h (mips_emit_move): Declare.
7907 * config/mips/mips.c (mips_emit_move): New function.
7908 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7909 (mips_legitimize_const_move): Likewise.
7910 (mips_legitimize_move): Likewise.
7911 (mips_split_64bit_move): Likewise.
7912 (mips_restore_gp): Likewise.
7913 (mips_load_call_address): Likewise.
7914 (mips_emit_fcc_reload): Likewise.
7915 (mips_set_return_address): Likewise.
7916 (mips_block_move_straight): Likewise.
7917 (mips_block_move_loop): Likewise.
7918 (mips_setup_incoming_varargs): Likewise.
7919 (mips_save_reg): Likewise.
7920 (mips_expand_prologue): Likewise.
7921 (mips_restore_reg): Likewise.
7922 (mips_expand_epilogue): Likewise.
7923 (mips_output_mi_thunk): Likewise.
7924 (build_mips16_call_stub): Likewise.
7925 (mips_builtin_branch_and_move): Likewise.
7926 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7927 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7928 (fixuns_truncdfdi2): Likewise.
7929 (fixuns_truncsfsi2): Likewise.
7930 (fixuns_truncsfdi2): Likewise.
7931 (loadgp_absolute): Likewise.
7932 (builtin_setjmp_setup): Likewise.
7933 (builtin_longjmp): Likewise.
7934 (untyped_call): Likewise.
7936 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7938 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7939 an "rtx *" argument. Return a bool.
7940 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7941 values and return true if they can be split. Take the same kind of
7942 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7943 and store the lo_sum there if nonnull. Use the symbol type to
7944 determine whether a $gp or HIGH is needed.
7945 (mips_legitimize_address): Update call to mips_split_symbol and
7946 simplify accordingly.
7947 (mips_legitimize_const_move): Likewise.
7948 * config/mips/mips.md: In the combine define_split,
7949 check mips_split_symbol instead of splittable_symbolic_operand.
7950 Update use of mips_split_symbol in the generator code.
7951 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7953 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7955 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7956 (mips_symbol_insns_1): New function, split out from...
7957 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7958 and stores separately from load addresses.
7959 (mips_classify_address): Replace uses of mips_symbolic_address_p
7960 with uses of mips_symbol_insns.
7961 (mips_address_insns): Update calls to mips_symbol_insns.
7962 (mips_const_insns): Likewise.
7963 (mips_legitimize_address): Likewise.
7965 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7967 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7968 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7969 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7970 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7971 non-call contexts if TARGET_MIPS16.
7972 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7973 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7974 code for SYMBOL_ABSOLUTE.
7975 (mips_symbol_insns): Likewise.
7977 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7979 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7980 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7981 (mips_symbolic_constant_p): Likewise. Update the call to
7982 mips_classify_symbol.
7983 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7984 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7985 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7986 (print_operand_reloc): Add a context argument. Update the call to
7987 mips_symbolic_constant_p.
7988 (print_operand): Update the calls to print_operand_reloc.
7989 (print_operand_address): Use print_operand_reloc rather than
7991 (mips_rewrite_small_data_p): Add a context argument. Update the call
7992 to mips_symbolic_constant_p.
7993 (mips_small_data_pattern_1): Make DATA the containing mem.
7994 Update the call to mips_rewrite_small_data_p.
7995 (mips_rewrite_small_data_1): Likewise.
7996 (mips_use_anchors_for_symbol_p): Update the call to
7997 mips_symbolic_constant_p.
7998 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7999 (splittable_symbolic_operand): Likewise.
8000 (move_operand): Likewise.
8001 (absolute_symbolic_operand): Likewise.
8002 (got_disp_operand): Likewise.
8003 (got_page_ofst_operand): Likewise.
8005 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8007 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8008 (SYMBOL_ABSOLUTE): ...this.
8009 (SYMBOL_SMALL_DATA): Rename to...
8010 (SYMBOL_GP_RELATIVE): ...this.
8011 (SYMBOL_CONSTANT_POOL): Rename to...
8012 (SYMBOL_PC_RELATIVE): ...this.
8013 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8014 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8015 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8016 after above changes.
8017 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8018 (general_symbolic_operand): Rename to...
8019 (absolute_symbolic_operand): ...this.
8020 * config/mips/mips.md: Update after above changes.
8022 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8023 Revital Eres <eres@il.ibm.com>
8025 * ddg.c (print_ddg): Add dump information.
8026 * modulo-sched.c (print_node_sched_params): Add parameter and
8028 (calculate_maxii): Remove function.
8029 (undo_generate_reg_moves): Likewise.
8030 (undo_permute_partial_schedule): Likewise.
8031 (kernel_number_of_cycles): Likewise.
8032 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8033 (sms_schedule): Use it. Remove profitability checks.
8034 (sms_schedule_by_order): Fix order of nodes within the cycle.
8036 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8038 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8039 -profile option, add pie support.
8040 (ENDFILE_SPEC): New spec.
8041 * config/gnu.h (LIB_SPEC): Add -profile option.
8043 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8045 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8046 * config/gnu.h (LIB_SPEC): Likewise.
8048 2007-08-07 Yaz Saito <saito@google.com>
8049 Ian Lance Taylor <iant@google.com>
8051 * common.opt (finstrument-functions-exclude-function-list): New
8053 (finstrument-functions-exclude-file-list): New option.
8054 * opts.c (char_p): Define and DEF_VEC.
8055 (flag_instrument_functions_exclude_functions): New static
8057 (flag_instrument_functions_exclude_files): New static variable.
8058 (add_instrument_functions_exclude_list): New static function.
8059 (flag_instrument_functions_exclude_p): New function.
8060 (common_handle_option): Handle new options.
8061 * flags.h (flag_instrument_functions_exclude_p): Declare.
8062 * gimplify.c (gimplify_function_tree): Call
8063 flag_instrument_functions_exclude_p.
8064 * doc/invoke.texi (Option Summary): Mention new options.
8065 (Code Gen Options): Document new options.
8067 2007-08-07 Ian Lance Taylor <iant@google.com>
8069 PR rtl-optimization/32776
8070 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8071 (resolve_use): Likewise.
8072 (decompose_multiword_subregs): Remove "changed" local variable.
8074 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8076 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8077 * configure: Regenerate.
8078 * config.in: Regenerate.
8079 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8082 2007-08-07 Ian Lance Taylor <iant@google.com>
8084 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8085 note, just delete the insn.
8087 2007-08-07 Andreas Schwab <schwab@suse.de>
8090 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8093 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8095 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8096 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8097 (decompose_multiword_subregs): Use the functions above to decompose
8098 multiword shifts and zero-extends.
8100 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8102 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8103 "assemble" descriptions which were swapped.
8105 2007-08-06 Chao-ying Fu <fu@mips.com>
8107 * fixed-value.h: New file.
8108 * fixed-value.c: New file.
8109 * Makefile.in (OBJS-common): Add fixed-value.o.
8110 (fixed-value.o): New rule.
8111 (GTFILES): Add fixed-value.h.
8112 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8113 to compare a.low and b.low.
8114 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8116 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8117 Daniel Jacobowitz <dan@codesourcery.com>
8120 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8122 (x86_64-*-netbsd*): Likewise.
8123 (x86_64-*-linux*): Likewise.
8124 (x86_64-*-kfreebsd*-gnu): Likewise.
8125 (x86_64-*-knetbsd*-gnu): Likewise.
8126 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8128 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8130 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8131 Add -fno-asynchronous-unwind-tables.
8133 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8134 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8135 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8136 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8137 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8139 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8141 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8142 (TARGET_C_MODE_FOR_SUFFIX): New.
8144 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8146 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8148 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8150 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8152 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8154 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8155 before checking function returns in conditional expressions.
8157 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8160 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8162 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8165 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8166 for INTEGRAL_TYPE_P.
8168 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8170 * configure.ac: Remove --enable-checking=df from default settings.
8171 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8172 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8173 if the parameter is true.
8174 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8175 DF_VERIFY_SCHEDULED flag is true.
8176 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8177 (df_finish_pass): Adjust prototype.
8178 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8181 * see.c (pass_see): Add TODO_df_verify.
8182 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8183 * global.c (rest_of_handle_global_alloc): Schedule verification
8185 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8187 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8188 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8189 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8191 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8192 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8193 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8195 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8196 Revital Eres <eres@il.ibm.com>
8198 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8200 * ddg.c (create_ddg_dependence): Rename to...
8201 (create_ddg_dep_from_intra_loop_link): This. Do not check
8202 for interloop edges. Do not create anti dependence edge when
8203 a true dependence edge exists in the opposite direction and
8204 -fmodulo-sched-allow-regmoves is set.
8205 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8206 (add_cross_iteration_register_deps): Create anti dependence edge
8207 when -fno-modulo-sched-allow-regmoves is set.
8208 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8210 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8212 * config/arm/arm.md (movsi): Add braces.
8214 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8217 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8218 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8221 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8223 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8224 state accessor functions.
8225 * cfgloopmanip.c (remove_path, create_preheaders,
8226 force_single_succ_latches, fix_loop_structure): Ditto.
8227 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8228 tree_duplicate_loop_to_header_edge): Ditto.
8229 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8230 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8232 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8233 cleanup_tree_cfg): Ditto.
8234 * tree-cfg.c (tree_merge_blocks): Ditto.
8235 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8236 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8237 loop_preheader_edge, single_exit): Ditto.
8238 (flow_loops_find): Do not clear loops->state.
8239 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8240 loops_state_clear): New functions.
8242 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8245 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8246 when adding to the base and convert ELT to sizetype instead of type.
8248 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8251 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8252 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8254 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8257 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8258 correct type the negate expression.
8260 2007-08-03 Jan Hubicka <jh@suse.cz>
8262 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8265 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8267 * config/rs6000/rs6000.c (struct processor_cost): Change
8268 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8269 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8271 (rios1_costs, rios2_cost): Correct cache line size.
8272 (rs6000_override_options): Set l2-cache-size parameter.
8274 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8275 Diego Novillo <dnovillo@google.com>
8278 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8279 if the range includes 0.
8281 2007-08-03 Ben Elliston <bje@au.ibm.com>
8283 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8284 mode to unspec expressions to silence a warning from the generator
8287 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8289 * config/ia64/constraints.md ("U"): Make constraint vector only.
8291 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8294 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8295 always_inline attribute on the function decl.
8297 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8300 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8301 if we are compiling with -fPIC.
8303 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8304 Nigel Stephens <nigel@mips.com>
8306 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8307 Define for MIPS32 and MIPS64.
8309 2007-08-02 Nick Clifton <nickc@redhat.com>
8311 * config/host-hpux.c: Change copyright header to refer to version
8312 3 of the GNU General Public License and to point readers at the
8313 COPYING3 file and the FSF's license web page.
8314 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8315 config/alpha/linux.h, config/alpha/alpha.opt,
8316 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8317 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8318 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8319 config/alpha/alpha.h, config/alpha/sync.md,
8320 config/alpha/openbsd.h, config/alpha/alpha.md,
8321 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8322 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8323 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8324 config/alpha/constraints.md, config/alpha/osf.h,
8325 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8326 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8327 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8328 config/frv/frv-asm.h, config/frv/frv-protos.h,
8329 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8330 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8331 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8332 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8333 config/s390/s390.opt, config/s390/s390-modes.def,
8334 config/s390/fixdfdi.h, config/s390/constraints.md,
8335 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8336 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8337 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8338 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8339 config/m32c/prologue.md, config/m32c/m32c.abi,
8340 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8341 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8342 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8343 config/m32c/jump.md, config/m32c/shift.md,
8344 config/m32c/m32c-protos.h, config/libgloss.h,
8345 config/spu/spu-protos.h, config/spu/predicates.md,
8346 config/spu/spu-builtins.h, config/spu/spu.c,
8347 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8348 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8349 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8350 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8351 config/sparc/hypersparc.md, config/sparc/predicates.md,
8352 config/sparc/linux.h, config/sparc/sp64-elf.h,
8353 config/sparc/supersparc.md, config/sparc/cypress.md,
8354 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8355 config/sparc/niagara.md, config/sparc/sparc.md,
8356 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8357 config/sparc/sparc.opt, config/sparc/sync.md,
8358 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8359 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8360 config/sparc/sparc.c, config/sparc/little-endian.opt,
8361 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8362 config/sparc/linux64.h, config/sparc/freebsd.h,
8363 config/sparc/sol2.h, config/sparc/rtemself.h,
8364 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8365 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8366 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8367 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8368 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8369 config/m32r/linux.h, config/m32r/constraints.md,
8370 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8371 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8372 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8373 config/i386/i386.md, config/i386/netware-crt0.c,
8374 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8375 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8376 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8377 config/i386/sol2.h, config/i386/constraints.md,
8378 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8379 config/i386/predicates.md, config/i386/geode.md,
8380 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8381 config/i386/freebsd64.h, config/i386/vxworksae.h,
8382 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8383 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8384 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8385 config/i386/netware.h, config/i386/i386-modes.def,
8386 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8387 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8388 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8389 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8390 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8391 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8392 config/i386/xm-mingw32.h, config/i386/linux64.h,
8393 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8394 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8395 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8396 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8397 config/i386/cygwin2.c, config/i386/i386-protos.h,
8398 config/i386/sync.md, config/i386/openbsd.h,
8399 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8400 config/i386/nto.h, config/i386/biarch64.h,
8401 config/i386/i386-coff.h, config/i386/freebsd.h,
8402 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8403 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8404 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8405 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8406 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8407 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8408 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8409 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8410 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8411 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8412 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8413 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8414 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8415 config/sh/superh64.h, config/sh/rtemself.h,
8416 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8417 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8418 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8419 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8420 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8421 config/avr/predicates.md, config/avr/constraints.md,
8422 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8423 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8424 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8425 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8426 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8427 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8428 config/c4x/predicates.md, config/c4x/c4x.h,
8429 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8430 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8431 config/xtensa/linux.h, config/xtensa/xtensa.h,
8432 config/xtensa/elf.h, config/xtensa/xtensa.md,
8433 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8434 config/xtensa/xtensa-protos.h, config/dbx.h,
8435 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8436 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8437 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8438 config/host-solaris.c, config/fr30/fr30.h,
8439 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8440 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8441 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8442 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8443 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8444 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8445 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8446 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8447 config/cris/predicates.md, config/cris/linux.h,
8448 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8449 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8450 config/cris/aout.opt, config/cris/cris-protos.h,
8451 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8452 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8453 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8454 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8455 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8456 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8457 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8458 config/chorus.h, config/mn10300/mn10300.c,
8459 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8460 config/mn10300/mn10300.h, config/mn10300/linux.h,
8461 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8462 config/mn10300/mn10300.md, config/ia64/predicates.md,
8463 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8464 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8465 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8466 config/ia64/freebsd.h, config/ia64/ia64.md,
8467 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8468 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8469 config/gofast.h, config/rtems.h, config/sol2-10.h,
8470 config/m68k/predicates.md, config/m68k/m68k.md,
8471 config/m68k/linux.h, config/m68k/m68k-modes.def,
8472 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8473 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8474 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8475 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8476 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8477 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8478 config/m68k/constraints.md, config/m68k/rtemself.h,
8479 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8480 config/m68k/uclinux.h, config/rs6000/power4.md,
8481 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8482 config/rs6000/linux.h, config/rs6000/eabi.h,
8483 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8484 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8485 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8486 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8487 config/rs6000/windiss.h, config/rs6000/603.md,
8488 config/rs6000/aix41.h, config/rs6000/cell.md,
8489 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8490 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8491 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8492 config/rs6000/default64.h, config/rs6000/7xx.md,
8493 config/rs6000/darwin.opt, config/rs6000/spe.md,
8494 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8495 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8496 config/rs6000/7450.md, config/rs6000/linux64.h,
8497 config/rs6000/constraints.md, config/rs6000/440.md,
8498 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8499 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8500 config/rs6000/rs6000.h, config/rs6000/power6.md,
8501 config/rs6000/predicates.md, config/rs6000/altivec.md,
8502 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8503 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8504 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8505 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8506 config/rs6000/linux64.opt, config/rs6000/sync.md,
8507 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8508 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8509 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8510 config/rs6000/eabispe.h, config/rs6000/e500.h,
8511 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8512 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8513 config/rs6000/aix.h, config/rs6000/vxworks.h,
8514 config/rs6000/40x.md, config/rs6000/aix51.h,
8515 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8516 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8517 config/arc/arc.h, config/mcore/mcore-elf.h,
8518 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8519 config/mcore/mcore.md, config/mcore/mcore.c,
8520 config/mcore/mcore.opt, config/mcore/mcore.h,
8521 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8522 config/score/predicates.md, config/score/score-version.h,
8523 config/score/score-protos.h, config/score/misc.md,
8524 config/score/elf.h, config/score/score.c, config/score/mac.md,
8525 config/score/score7.md, config/score/score.h,
8526 config/score/score-conv.h, config/score/score-mdaux.c,
8527 config/score/score.md, config/score/score.opt,
8528 config/score/score-modes.def, config/score/score-mdaux.h,
8529 config/score/mul-div.S, config/arm/uclinux-elf.h,
8530 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8531 config/arm/symbian.h, config/arm/linux-elf.h,
8532 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8533 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8534 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8535 config/arm/strongarm-pe.h, config/arm/arm.h,
8536 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8537 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8538 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8539 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8540 config/arm/arm-cores.def, config/arm/arm-protos.h,
8541 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8542 config/arm/wince-pe.h, config/arm/neon.md,
8543 config/arm/constraints.md, config/arm/neon.ml,
8544 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8545 config/arm/arm.opt, config/arm/arm926ejs.md,
8546 config/arm/predicates.md, config/arm/iwmmxt.md,
8547 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8548 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8549 config/arm/neon-testgen.ml, config/arm/arm.md,
8550 config/arm/xscale-coff.h, config/arm/pe.c,
8551 config/arm/arm-generic.md, config/arm/pe.h,
8552 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8553 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8554 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8555 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8556 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8557 config/pa/predicates.md, config/pa/pa64-hpux.h,
8558 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8559 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8560 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8561 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8562 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8563 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8564 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8565 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8566 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8567 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8568 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8569 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8570 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8571 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8572 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8573 config/mips/linux64.h, config/mips/elforion.h,
8574 config/mips/constraints.md, config/mips/generic.md,
8575 config/mips/predicates.md, config/mips/4300.md,
8576 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8577 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8578 config/mips/5k.md, config/mips/vr4120-div.S,
8579 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8580 config/mips/mips-protos.h, config/mips/6000.md,
8581 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8582 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8583 config/mips/mips-modes.def, config/mips/vr.h,
8584 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8585 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8586 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8587 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8588 config/vax/openbsd1.h, config/vax/netbsd.h,
8589 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8590 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8591 config/h8300/rtems.h, config/h8300/predicates.md,
8592 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8593 config/h8300/h8300.md, config/h8300/h8300.opt,
8594 config/h8300/coff.h, config/h8300/h8300-protos.h,
8595 config/v850/v850.md, config/v850/predicates.md,
8596 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8597 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8598 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8599 config/mmix/mmix.h, config/mmix/predicates.md,
8600 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8601 config/mmix/mmix.c, config/mmix/mmix.opt,
8602 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8603 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8604 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8605 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8608 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8610 * emit-rtl.c (reset_used_decls): Rename to...
8611 (set_used_decls): ...this. Set the used flag rather than clearing it.
8612 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8613 DECL_RTLs rather than resetting them.
8615 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8617 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8619 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8621 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8622 argument to find_reloads_address.
8624 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8626 PR tree-optimization/32919
8627 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8628 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8629 (coalesce_ssa_name): Call it.
8631 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8632 David Ung <davidu@mips.com>
8634 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8635 (__mips16_unorddf2, __mips16_floatunsidf): New.
8636 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8638 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8640 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8642 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8643 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8644 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8645 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8646 * omp-low.c (get_ws_args_for, determine_parallel_type,
8647 expand_omp_for_generic, expand_omp_for_static_nochunk,
8648 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8649 Work with more precise CFG.
8650 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8651 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8653 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8654 * gimple-low.c (lower_stmt): Ditto.
8655 * tree-inline.c (estimate_num_insns_1): Ditto.
8656 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8657 (OMP_SECTIONS_SWITCH): New.
8658 * tree-cfgcleanup.c (cleanup_omp_return): New.
8659 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8660 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8661 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8662 (tree_redirect_edge_and_branch): Handle omp constructs.
8664 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8665 with three arguments.
8667 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8669 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8672 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8674 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8675 the loop structures may need fixing.
8676 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8678 (cleanup_tree_cfg_loop): Removed.
8679 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8680 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8681 instead of running cleanup_tree_cfg_loop.
8682 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8683 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8684 (tree_predictive_commoning): Declaration changed.
8685 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8687 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8689 * doc/invoke.texi (l1-cache-size): Update documentation.
8690 (l2-cache-size): Document.
8691 * params.h (L2_CACHE_SIZE): New macro.
8692 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8693 that L1_CACHE_SIZE is in kB now.
8694 (L2_CACHE_SIZE_BYTES): New macro.
8695 (tree_ssa_prefetch_arrays): Show size in kB.
8696 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8697 and l2_cache_size fields.
8698 * config/i386/driver-i386.c (describe_cache): Detect cache size
8700 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8701 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8702 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8703 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8704 (override_options): Set l1-cache-size and l2-cache-size to default
8705 values if not specified otherwise.
8706 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8707 (PARAM_L2_CACHE_SIZE): New.
8709 2007-08-01 Nigel Stephens <nigel@mips.com>
8710 David Ung <davidu@mips.com>
8711 Thiemo Seufer <ths@mips.com>
8712 Chris Dearman <chris@mips.com>
8713 Richard Sandiford <richard@codesourcery.com>
8715 * config.gcc (mips*-sde-elf*): New stanza.
8716 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8717 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8718 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8719 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8720 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8721 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8723 * config/mips/sde.h: New file.
8724 * config/mips/t-libgcc-mips16: Likewise.
8725 * config/mips/t-sde: Likewise.
8726 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8727 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8728 _MIPS_FPSET and _MIPS_SZINT.
8729 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8730 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8731 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8732 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8733 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8734 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8735 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8736 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8737 _MIPS_SZPTR and _MIPS_FPSET.
8738 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8739 architecture is specified.
8740 (MIPS_32BIT_OPTION_SPEC): New macro.
8742 2007-07-31 Dan Hipschman <dsh@google.com>
8744 * gcc.c (end_going_arg): New function.
8745 (do_spec_2): Use it.
8746 (do_spec_1): Use it.
8748 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8750 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8751 only if ENABLE_CHECKING is defined.
8753 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8755 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8756 df_ru_add_problem, df_ru_get_bb_info): Removed.
8757 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8758 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8759 df_ru_free_bb_info, df_ru_alloc,
8760 df_ru_bb_local_compute_process_def,
8761 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8762 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8763 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8764 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8765 df_ru_add_problem): Removed.
8767 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8770 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8771 (casesi32p, casesi64p): Likewise.
8772 (casesi): Adjust for above.
8774 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8776 * mode-switching.c (create_pre_exit): Don't search past calls.
8778 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8780 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8782 2007-07-31 Revital Eres <eres@il.ibm.com>
8784 * ddg.c (add_deps_for_def): Rename to...
8785 (add_cross_iteration_register_deps): This. Change implementation
8786 to use only reaching def and def-use chains to construct the
8787 inter loop dependencies.
8788 (add_deps_for_use): Remove function.
8789 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8790 function to build the inter loop dependencies.
8791 * modulo-sched.c (sms_schedule): Build only
8792 reaching def and def-use chains for the propose of the ddg
8795 2007-07-31 Julian Brown <julian@codesourcery.com>
8797 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8798 New define_insns. Use correct RTL.
8799 (vec_set<mode>): Write as expander.
8801 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8803 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8804 to an unallocated space.
8806 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8809 (split_constant_offset): Enable split_constant_offset to extract
8810 constants from other statements.
8811 * tree-vect-transform.c
8812 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8813 to a temp var. Force base_offset to be simple.
8815 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8817 * df-scan.c (df_scan_verify): Remove artificial limit on
8818 the number of blocks for verification.
8819 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8820 df_simulate_defs): Avoid unnecessary insn checking for defs.
8822 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8824 * config/m68k/lb1sf68.asm (FUNC): New macro.
8826 (__udivsi3): Likewise.
8827 (__divsi3): Likewise.
8828 (__umodsi3): Likewise.
8829 (__modsi3): Likewise.
8830 (__subdf3): Likewise.
8831 (__adddf3): Likewise.
8832 (__muldf3): Likewise.
8833 (__divdf3): Likewise.
8834 (__negdf2): Likewise.
8835 (__cmpdf2): Likewise.
8836 (__subsf3): Likewise.
8837 (__addsf3): Likewise.
8838 (__mulsf3): Likewise.
8839 (__divsf3): Likewise.
8840 (__negsf2): Likewise.
8841 (__cmpsf2): Likewise.
8842 (__eqdf2): Likewise.
8843 (__nedf2): Likewise.
8844 (__gtdf2): Likewise.
8845 (__gedf2): Likewise.
8846 (__ltdf2): Likewise.
8847 (__ledf2): Likewise.
8848 (__eqsf2): Likewise.
8849 (__nesf2): Likewise.
8850 (__gtsf2): Likewise.
8851 (__gesf2): Likewise.
8852 (__ltsf2): Likewise.
8853 (__lesf2): Likewise.
8855 2007-07-30 Ollie Wild <aaw@google.com>
8857 * c-ppoutput.c (print_lines_directives_only): New function.
8858 (scan_translation_unit_directives_only): New function.
8859 (preprocess_file): Add call to scan_translation_unit_directives_only.
8860 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8861 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8862 -fdirectives-only. Add errors for -fdirectives-only conflict with
8863 -Wunused-macros and -traditional.
8864 (finish_options): Add builtin macro initialization for
8865 -fdirectives-only + -fpreprocessed.
8866 * c.opt (fdirectives-only): New.
8867 * doc/cppopts.texi (fdirectives-only): New.
8869 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * alias.c (record_set, memory_modified_1): Constify.
8872 * bt-load.c (note_btr_set): Likewise.
8873 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8874 * combine.c (set_nonzero_bits_and_sign_copies,
8875 expand_field_assignment, record_dead_and_set_regs_1,
8876 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8877 likely_spilled_retval_1): Likewise.
8878 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8879 frv_io_handle_set): Likewise.
8880 * config/mips/mips.c (mips_sim_record_set,
8881 vr4130_true_reg_dependence_p_1): Likewise.
8882 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8883 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8884 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8885 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8886 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8887 * ddg.c (mark_mem_store): Likewise.
8888 * df-problems.c (df_urec_mark_reg_change): Likewise.
8889 * function.c (update_epilogue_consts): Likewise.
8890 * gcse.c (record_set_info, record_last_set_info,
8891 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8892 reg_clear_last_set): Likewise.
8893 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8895 * jump.c (reversed_comparison_code_parts): Likewise.
8896 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8897 reg_is_set): Likewise.
8898 * loop-iv.c (mark_altered): Likewise.
8899 * mode-switching.c (reg_becomes_live): Likewise.
8900 * optabs.c (no_conflict_move_test): Likewise.
8901 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8903 * postreload.c (reload_combine_note_store, move2add_note_store):
8905 * regmove.c (flags_set_1): Likewise.
8906 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8908 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8910 * resource.c (update_live_status): Likewise.
8911 * rtl.h (set_of, note_stores): Likewise.
8912 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8913 note_stores, parms_set): Likewise.
8914 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8915 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8917 * var-tracking.c (count_stores, add_stores): Likewise.
8919 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8921 * alias.c (mems_in_disjoint_alias_sets_p,
8922 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8923 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8924 write_dependence_p, mems_in_disjoint_alias_sets_p,
8925 read_dependence, true_dependence, canon_true_dependence,
8926 anti_dependence, output_dependence): Constify.
8927 * combine.c (extended_count): Likewise.
8928 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8929 * cselib.c (get_value_hash, references_value_p,
8930 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8931 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8932 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8933 * function.c (contains, prologue_epilogue_contains,
8934 sibcall_epilogue_contains): Likewise.
8935 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8936 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8937 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8938 reg_or_subregno): Likewise.
8939 * recog.c (asm_noperands): Likewise.
8940 * reload1.c (function_invariant_p): Likewise.
8941 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8942 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8943 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8944 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8945 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8946 extended_count, prologue_epilogue_contains,
8947 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8948 canon_true_dependence, read_dependence, anti_dependence,
8949 output_dependence): Likewise.
8950 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8952 2007-07-30 Julian Brown <julian@codesourcery.com>
8954 * config/arm/neon.md (V_ext): New mode attribute.
8955 (neon_vget_lane<mode>): Replace with define_expand.
8956 (neon_vget_lane<mode>_sext_internal)
8957 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8958 and quad precision vectors.
8959 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8960 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8961 have typeless 32-bit result.
8963 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8966 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8968 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8969 use sizetype for rest.
8970 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8971 (aff_combination_convert): Don't convert rest for pointer types.
8973 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8975 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8977 * tree-ssa-alias.c: Add alloc-pool.h.
8978 (init_alias_info): Free alias_bitmap_obstack.
8979 (delete_alias_info): Call delete_mem_ref_stats.
8980 (get_mem_sym_stats_for): Use alloc_pool.
8981 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8982 (delete_mem_sym_stats): Removed.
8984 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8986 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8987 functions cannot be represented as classical distance vectors.
8989 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8992 * builtins.c (validate_arg, builtin_mathfn_code,
8993 validate_arglist): Likewise.
8994 * calls.c (call_expr_flags): Likewise.
8995 * combine.c (reg_nonzero_bits_for_combine,
8996 reg_num_sign_bit_copies_for_combine, get_last_value,
8997 reg_truncated_to_mode): Likewise.
8998 * emit-rtl.c (subreg_lowpart_p): Likewise.
8999 * expr.c (highest_pow2_factor_for_target,
9000 categorize_ctor_elements_1, categorize_ctor_elements,
9001 count_type_elements, contains_packed_reference,
9002 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9003 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9004 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9005 native_encode_int, native_encode_real, native_encode_complex,
9006 native_encode_vector, native_encode_expr, native_interpret_int,
9007 native_interpret_real, native_interpret_complex,
9008 native_interpret_vector, native_interpret_expr): Likewise.
9009 * function.c (use_register_for_decl): Likewise.
9010 * gimplify.c (get_name): Likewise.
9011 * langhooks-def.h (lhd_return_null_const_tree): New.
9012 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9013 * langhooks.c (lhd_return_null_const_tree): New.
9014 * langhooks.h (lang_get_callee_fndecl): Constify.
9015 * output.h (constructor_static_from_elts_p): Likewise.
9016 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9017 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9018 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9019 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9020 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9021 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9022 * rtlhooks-def.h (reg_nonzero_bits_general,
9023 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9025 * rtlhooks.c (reg_num_sign_bit_copies_general,
9026 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9028 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9029 * stor-layout.c (mode_for_size_tree): Likewise.
9030 * tree-ssa-loop-im.c (memref_eq): Likewise.
9031 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9032 * tree.c (contains_placeholder_p, type_list_equal,
9033 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9035 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9036 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9037 contains_placeholder_p, contains_packed_reference,
9038 get_callee_fndecl, operand_equal_for_phi_arg_p,
9039 warn_if_unused_value, is_body_block, native_encode_expr,
9040 native_interpret_expr, fold_convertible_p, operand_equal_p,
9041 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9042 validate_arglist, simple_cst_equal, type_list_equal,
9043 use_register_for_decl, call_expr_flags, get_name,
9044 highest_pow2_factor): Likewise.
9045 (const_call_expr_arg_iterator_d,
9046 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9047 first_const_call_expr_arg, more_const_call_expr_args_p,
9048 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9049 * varasm.c (constructor_static_from_elts_p): Constify.
9051 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9053 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9054 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9055 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9056 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9057 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9058 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9059 spelling conventions.
9060 * doc/invoke.texi: Follow spelling conventions.
9062 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9063 Revital Eres <eres@il.ibm.com>
9065 * modulo-sched.c (sms_schedule): Avoid loops which includes
9066 auto-increment instructions.
9068 2007-07-28 Richard Guenther <rguenther@suse.de>
9071 * fold-const.c (fold_cond_expr_with_comparison): Convert
9072 operand zero of MIN/MAX_EXPR to correct type.
9074 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9076 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9077 flags_from_decl_or_type): Constify.
9078 * gcc.c (do_spec_1): Likewise.
9079 * print-tree.c (dump_addr, print_node_brief): Likewise.
9080 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9081 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9082 tree_purge_all_dead_eh_edges): Likewise.
9083 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9084 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9086 * tree.c (expr_location, expr_has_location, expr_locus,
9087 expr_filename, expr_lineno, get_inner_array_type,
9088 fields_compatible_p): Likewise.
9089 * tree.h (get_inner_array_type, fields_compatible_p,
9090 expr_location, expr_has_location, expr_locus, expr_filename,
9091 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9092 setjmp_call_p, alloca_call_p): Likewise.
9094 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9096 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9097 TV_FLOW_INSENSITIVE.
9099 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9101 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9102 (compute_flow_insensitive_aliasing): Ditto for
9103 TV_FLOW_INSENSITIVE.
9105 2007-07-27 Jan Hubicka <jh@suse.cz>
9107 * config/i386/i386.c (register_move_cost): Remove accidentally
9108 comitted #if 0 block.
9110 * attribs.c: Include hashtab.h
9111 (attribute_hash): New.
9112 (substring): New structure.
9113 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9115 (init_attributes): Initialize attribute hash.
9116 (decl_attributes): Use attribute hash.
9117 * Makefile.in (attribs.c): Depend on hashtab.h.
9119 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9121 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9123 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9125 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9126 __mips_dspr2 and __mips_dsp_rev macros.
9127 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9129 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9131 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9133 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9137 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9138 and the updating of the live and do_not_gen sets.
9139 (df_note_bb_compute): Added updating of live and do_not_gen sets
9140 for regular defs so that the case of clobber inside conditional
9141 call is processed correctly.
9143 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9145 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9146 operands with compatible type.
9148 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9150 * expr.h (store_bit_field): Don't return a value.
9151 * expmed.c (check_predicate_volatile_ok): New function.
9152 (store_bit_field_1): New function, extracted from store_bit_field.
9153 Take a fallback_p argument and return true if the operation succeeded.
9154 Only use store_fixed_bit_field if fallback_p. Don't recompute
9155 mode_for_extraction; use op_mode instead. Try forcing memories
9156 into registers if the insv expander fails.
9157 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9158 Don't return a value.
9159 (convert_extracted_bit_field): New function, extracted from
9161 (extract_bit_field_1): Likewise. Take a fallback_p argument
9162 and return NULL if the operation succeeded. Only use
9163 extract_fixed_bit_field if fallback_p. Only calculate one
9164 extraction mode. Combine code for extv and extzv. Try forcing
9165 memories into registers if the ext(z)v expander fails.
9166 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9168 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9170 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9172 (df_ref): Likewise. Put regno with other integer fields.
9174 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9176 * df.h (df_mw_hardreg): Remove "loc" field.
9177 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9179 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9180 split out from df_set_unused_notes_for_mw. Return false for
9181 partial references. Assert that mw_reg is a REG when returning true.
9182 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9183 (df_whole_mw_reg_dead_p): New function, split out from
9184 df_set_dead_notes_for_mw. Return false for partial references.
9185 Assert that mw_reg is a REG when returning true.
9186 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9187 Remove redundant bitmap check.
9189 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9191 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9192 ($(T)crtend.o): Likwise.
9193 ($(T)crtbeginS.o): Likwise.
9194 ($(T)crtendS.o): Likwise.
9195 ($(T)crtfastmath.o): Likwise.
9197 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9199 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9200 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9201 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9202 and x_n_bbs_in_dom_tree fields.
9204 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9206 PR tree-optimization/32087
9207 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9208 Do not call scale_bbs_frequencies_int with prob of zero.
9210 2007-07-26 Julian Brown <julian@codesourcery.com>
9212 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9213 (neon_element_bits): Add prototypes.
9214 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9215 (neon_const_bounds, neon_element_bits): New functions.
9216 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9217 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9218 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9219 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9220 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9221 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9222 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9223 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9224 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9225 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9226 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9227 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9228 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9230 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9232 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9233 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9235 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9236 Julian Brown <julian@codesourcery.com>
9238 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9239 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9240 * config/arm/cortex-a8.md: New.
9241 * config/arm/cortex-a8-neon.md: New.
9242 * config/arm/neon-schedgen.ml: New.
9243 * config/arm/neon.md (vqh_mnem): New.
9245 (Is_float_mode): New.
9246 (Scalar_mul_8_16): New.
9248 (V_mode_nunits): New.
9249 (All instruction patterns): Annotate with neon_type attribute
9251 * config/arm/arm.md: Include cortex-a8.md.
9252 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9254 Annotate instruction patterns accordingly.
9255 (generic_sched): Do not use generic scheduling for Cortex-A8.
9256 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9258 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9260 * fold-const.c (fold_read_from_constant_string): Use
9262 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9264 2007-07-26 Nick Clifton <nickc@redhat.com>
9266 * tree-ssa-operands.h: Change copyright header to refer to version
9267 3 of the GNU General Public License and to point readers at the
9268 COPYING3 file and the FSF's license web page.
9269 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9270 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9271 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9272 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9273 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9274 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9275 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9276 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9277 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9278 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9279 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9280 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9281 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9282 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9283 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9284 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9285 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9286 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9287 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9288 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9289 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9290 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9291 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9292 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9293 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9294 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9295 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9296 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9297 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9298 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9299 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9300 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9301 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9302 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9303 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9304 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9305 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9306 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9307 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9308 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9309 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9310 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9311 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9312 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9313 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9314 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9315 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9316 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9317 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9318 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9319 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9320 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9321 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9322 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9323 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9324 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9325 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9326 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9327 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9328 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9329 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9330 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9331 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9332 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9333 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9334 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9335 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9336 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9337 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9338 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9339 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9340 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9341 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9342 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9343 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9344 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9345 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9346 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9347 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9348 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9349 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9350 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9351 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9352 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9353 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9354 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9355 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9356 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9357 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9358 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9359 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9360 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9361 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9362 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9363 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9364 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9365 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9366 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9367 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9368 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9369 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9370 convert.c, convert.h, langhooks-def.h, reload1.c,
9371 tree-ssa-operands.c: Likewise.
9373 2007-07-26 Jan Hubicka <jh@suse.cz>
9375 * tree-ssa-live.c: Include debug.h and flags.h.
9376 (mark_scope_block_unused): New function.
9377 (remove_unused_scope_block_p): New function.
9378 (remove_unused_locals): Remove unused blocks too.
9380 2007-07-25 Ian Lance Taylor <iant@google.com>
9382 * combine.c (combine_max_regno): Remove. Remove all uses.
9383 (struct reg_stat_struct): Rename from struct reg_stat.
9384 (reg_stat_type): Define, and declare VECs.
9385 (reg_stat): Change from pointer to VEC. Change all uses.
9386 (combine_split_insns): New static function.
9387 (try_combine, find_split_point): Call it instead of split_insns.
9389 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9391 * cfghooks.c (split_block): Fix the information about loop latch.
9393 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9395 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9397 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9399 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9400 Scan the new edge for loop exit info.
9402 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9404 * config/darwin.c: Include debug.h.
9406 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9409 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9411 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9413 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9414 (HARD_REGNO_MODE_OK): Ditto.
9415 (MODES_TIEABLE_P): Ditto.
9416 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9417 (CLASS_MAX_NREGS): Ditto.
9418 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9419 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9420 (divdf3_internal_thr): Removed.
9421 * config/ia64/div.md: New file.
9422 * config/ia64/constraints.md: Add H constraint.
9424 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9426 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9427 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9428 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9429 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9430 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9431 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9432 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9433 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9434 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9435 dump_sbitmap_file, debug_sbitmap, popcount_table,
9436 sbitmap_popcount): Constify.
9437 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9438 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9439 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9440 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9441 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9442 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9443 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9444 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9445 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9446 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9447 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9449 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9451 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9452 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9453 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9454 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9455 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9456 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9457 bitmap_intersect_p, bitmap_intersect_compl_p,
9458 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9459 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9461 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9462 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9463 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9464 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9465 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9466 debug_bitmap, debug_bitmap_file, bitmap_print,
9467 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9468 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9470 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9472 * config/darwin.c (darwin_override_options): Additional fix for
9473 debug info formats that don't support var tracking.
9475 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9477 * cselib.c (entry_and_rtx_equal_p): Constify.
9478 * gengtype.c (output_mangled_typename, write_types, write_local):
9480 * gengtype.h (const_type_p): New.
9481 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9483 * tlink.c (scan_linker_output): De-constify.
9484 * tree-ssa-loop-im.c (memref_eq): Constify.
9485 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9486 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9488 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9490 * c-common.c (fname_as_string, c_type_hash): Constify.
9491 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9492 * cgraph.c (edge_hash, edge_eq): Likewise.
9493 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9494 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9495 reg_attrs_htab_eq): Likewise.
9496 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9498 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9499 const_decl_t, const_state_t, const_automata_list_el_t): New.
9500 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9501 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9502 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9503 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9504 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9505 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9506 compare_max_occ_cycle_nums, out_state_arcs_num,
9507 compare_transition_els_num, units_cmp, state_reservs_cmp):
9509 * genmodes.c (cmp_modes): Likewise.
9510 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9511 * gimplify.c (compare_case_labels): Likewise.
9512 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9513 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9514 * matrix-reorg.c (mtt_info_hash): Likewise.
9515 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9516 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9517 (htab_hash_bucket, htab_hash_elem): Constify.
9518 * tree-browser.c (TB_parent_eq): Likewise.
9519 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9520 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9521 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9522 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9524 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9525 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9526 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9527 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9528 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9530 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9531 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9532 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9533 * tree-ssa-threadupdate.c (redirection_data_hash,
9534 redirection_data_eq): Likewise.
9535 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9536 * tree-ssa.c (var_ann_eq): Likewise.
9537 * tree-vrp.c (compare_case_labels): Likewise.
9538 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9539 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9540 tree_not_check_failed, tree_class_check_failed,
9541 tree_range_check_failed, tree_not_class_check_failed,
9542 omp_clause_check_failed, omp_clause_range_check_failed,
9543 tree_contains_struct_check_failed, tree_operand_check_failed):
9545 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9546 tree_not_check_failed, tree_class_check_failed,
9547 tree_range_check_failed, tree_not_class_check_failed,
9548 tree_operand_check_failed, omp_clause_operand_check_failed,
9549 tree_operand_length): Likewise.
9550 * var-tracking.c (const_variable): New.
9551 (variable_htab_hash, variable_htab_eq): Constify.
9552 * varasm.c (const_desc_hash): Likewise.
9554 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9556 * expr.c (handled_component_p): Constify.
9557 * fold-const.c (fit_double_type): Likewise.
9558 * real.h (real_value_from_int_cst): Likewise.
9559 * tree-flow-inline.h (gimple_in_ssa_p,
9560 gimple_aliases_computed_p, gimple_addressable_vars,
9561 gimple_call_clobbered_vars, gimple_referenced_vars,
9562 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9563 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9564 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9565 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9566 is_label_stmt, is_global_var, phi_ssa_name_p,
9567 factoring_name_p, is_call_clobbered, tree_common_ann,
9568 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9569 unmodifiable_var_p, array_ref_contains_indirect_ref,
9570 ref_contains_array_ref, lookup_subvars_for_var,
9571 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9572 gimple_mem_ref_stats): Likewise.
9573 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9574 may_aliases, is_exec_stmt, is_label_stmt,
9575 ref_contains_array_ref, array_ref_contains_indirect_ref,
9576 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9577 unmodifiable_var_p): Likewise.
9578 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9579 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9580 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9581 cst_and_fits_in_hwi, real_value_from_int_cst,
9582 build_real_from_int_cst, integer_zerop, integer_onep,
9583 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9584 tree_floor_log2, real_zerop, real_onep, real_twop,
9585 real_minus_onep, really_constant_p, purpose_member, chain_member,
9586 list_length, fields_length, int_size_in_bytes, bit_position,
9587 int_bit_position, byte_position, int_byte_position, expr_align,
9588 array_type_nelts, tree_node_structure,
9589 type_contains_placeholder_1, iterative_hash_pointer,
9590 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9591 tree_map_base_eq, type_hash_list, type_hash_eq,
9592 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9593 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9594 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9595 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9596 int_fits_type_p, get_containing_scope, decl_function_context,
9597 decl_type_context, omp_clause_operand_check_failed,
9598 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9599 * tree.h (omp_clause_operand_check_failed, tree_size,
9600 build_real_from_int_cst, array_type_nelts, purpose_member,
9601 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9602 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9603 is_attribute_p, check_qualified_type, expr_align,
9604 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9605 int_byte_position, list_length, fields_length, initializer_zerop,
9606 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9607 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9608 tree_node_structure, handled_component_p, get_containing_scope,
9609 decl_function_context, decl_type_context, real_zerop,
9610 type_num_arguments, fit_double_type, really_constant_p,
9611 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9612 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9613 real_twop, real_minus_onep, int_cst_value): Likewise.
9615 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9617 * cfglayout.c (insn_scope, insn_line): Constify.
9618 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9619 const_double_htab_hash, const_double_htab_eq,
9620 mem_attrs_htab_hash): Likewise.
9621 * loop-iv.c (biv_eq): Likewise.
9622 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9623 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9624 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9626 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9627 error_for_asm, warning_for_asm, _fatal_insn,
9628 _fatal_insn_not_found): Likewise.
9629 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9630 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9631 rtl_check_failed_type2, rtl_check_failed_code1,
9632 rtl_check_failed_code2, rtl_check_failed_code_mode,
9633 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9634 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9635 rtl_check_failed_type2, rtl_check_failed_code1,
9636 rtl_check_failed_code2, rtl_check_failed_code_mode,
9637 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9638 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9639 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9640 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9641 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9642 rtx_unstable_p, get_integer_term, get_related_value,
9643 offset_within_block_p, reg_mentioned_p, count_occurrences,
9644 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9645 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9646 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9647 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9648 find_constant_src, find_reg_fusage, find_regno_fusage,
9649 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9650 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9651 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9652 computed_jump_p, auto_inc_p, in_expr_list_p,
9653 remove_node_from_expr_list, loc_mentioned_in_p,
9654 label_is_jump_target_p, reversed_comparison_code_parts,
9655 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9656 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9657 print_inline_rtx): Likewise.
9658 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9659 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9660 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9661 get_integer_term, get_related_value, offset_within_block_p,
9662 count_occurrences, reg_mentioned_p, no_labels_between_p,
9663 reg_used_between_p, reg_referenced_p, single_set_2,
9664 multiple_sets, set_noop_p, refers_to_regno_p,
9665 reg_overlap_mentioned_p, dead_or_set_p,
9666 covers_regno_no_parallel_p, covers_regno_p,
9667 dead_or_set_regno_p, find_reg_note, find_regno_note,
9668 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9669 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9670 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9671 side_effects_p, may_trap_p_1, may_trap_p,
9672 may_trap_after_code_motion_p, may_trap_or_fault_p,
9673 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9674 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9675 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9676 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9677 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9679 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9680 warning_for_asm): Likewise.
9681 * tree.h (print_rtl): Likewise.
9682 * varasm.c (get_pool_mode): Likewise.
9684 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9686 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9687 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9688 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9689 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9690 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9691 * ddg.c (compare_sccs): Likewise.
9692 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9693 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9694 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9695 decimal_do_fix_trunc, decimal_real_to_integer,
9696 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9697 * dse.c (const_group_info_t): New.
9698 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9699 * dwarf2out.c (const_dw_die_ref): New.
9700 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9701 * tree-browser.c (TB_parent_eq): Likewise.
9702 * unwind-dw2-fde.c (__register_frame_info_bases,
9703 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9704 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9706 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9707 * unwind-dw2.c (uw_frame_state_for): Likewise.
9708 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9709 * value-prof.h (const_histogram_value): New.
9711 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9713 * config/mips/mips.c (machine_function): Add
9714 initialized_mips16_gp_pseudo_p.
9715 (mips16_gp_pseudo_reg): Do not emit the initialization of
9716 mips16_gp_pseudo_rtx when being called from the gimple cost-
9717 calculation routines; emit it on the first use outside those
9720 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9722 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9725 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9726 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9727 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9728 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9729 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9730 Preserve const-ness of parameters through use of __typeof(),
9731 also constify and tidy.
9733 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9734 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9735 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9736 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9737 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9738 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9739 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9740 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9741 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9743 2007-07-25 Julian Brown <julian@codesourcery.com>
9744 Mark Shinwell <shinwell@codesourcery.com>
9746 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9747 (alpha_mangle_type): This.
9748 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9749 (TARGET_MANGLE_TYPE): Define this instead.
9750 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9751 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9752 (arm_init_neon_builtins): Fix comment.
9753 (arm_mangle_map_entry): New.
9754 (arm_mangle_map): New.
9755 (arm_mangle_type): New.
9756 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9757 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9758 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9759 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9760 (TARGET_MANGLE_TYPE): Define this instead.
9761 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9762 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9763 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9764 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9765 (TARGET_MANGLE_TYPE): Define this instead.
9766 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9768 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9769 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9770 (TARGET_MANGLE_TYPE): Define this instead.
9771 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9772 (s390_mangle_type): This.
9773 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9774 (TARGET_MANGLE_TYPE): Define this instead.
9775 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9776 (sparc_mangle_type): This.
9777 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9778 (TARGET_MANGLE_TYPE): Define this instead.
9779 * cp/mangle.c (write_type): Call mangle_type target hook on all
9780 types before mangling. Use original type, not main variant, as
9782 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9783 (TARGET_MANGLE_TYPE): This.
9784 * target.h (gcc_target): Rename mangle_fundamental_type to
9786 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9787 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9789 2007-07-25 Julian Brown <julian@codesourcery.com>
9790 Paul Brook <paul@codesourcery.com>
9791 Joseph Myers <joseph@codesourcery.com>
9792 Mark Shinwell <shinwell@codesourcery.com>
9794 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9795 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9796 (with_fpu): Allow --with-fpu=neon.
9797 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9798 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9799 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9800 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9801 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9802 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9803 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9804 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9805 (output_move_neon): Add prototypes.
9806 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9807 (all_fpus): Add FPUTYPE_NEON.
9808 (fp_model_for_fpu): Add NEON field.
9809 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9810 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9812 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9814 (thumb2_legitimate_address_p): Likewise.
9815 (neon_valid_immediate): Recognize and prepare constants suitable for
9817 (neon_immediate_valid_for_move): New function. Recognize and prepare
9818 immediates for NEON move instructions.
9819 (neon_immediate_valid_for_logic): New function. Recognize and
9820 prepare immediates for NEON logic instructions.
9821 (neon_output_logic_immediate): New function. Create asm string
9822 suitable for outputting immediate logic instructions.
9823 (neon_pairwise_reduce): New function. Implement reduction using
9824 pairwise operations.
9825 (neon_expand_vector_init): New function. Expand a (possibly
9826 non-constant) vector initialization.
9827 (neon_vector_mem_operand): New function. Memory operands supported
9828 for quad-word loads/stores to/from ARM or NEON registers. Don't
9829 allow base+offset addressing for core regs.
9830 (neon_struct_mem_operand): New function. Valid mems for NEON
9832 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9833 from neon_vector_mem_operand addresses without a secondary register.
9834 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9835 (add_minipool_backward_ref): Likewise.
9836 (dump_minipool): Likewise.
9837 (push_minipool_fix): Likewise.
9838 (output_move_quad): New function. Output quad-word moves, loads and
9839 stores using ARM registers.
9840 (output_move_vfp): Add support for vectors in VFP (NEON) D
9842 (output_move_neon): Output a NEON load/store to/from a quadword
9844 (arm_print_operand): Implement new codes:
9845 - 'c' for unadorned integers (without a # sign).
9846 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9848 - 'e', 'f' for the low and high D parts of a NEON Q register.
9849 - 'q' outputs a NEON Q register.
9850 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9851 - 'T' prints NEON opcode features from a coded bitmask.
9852 - 'F' is similar to T, but signed/unsigned codes both print as
9854 - 't' is similar to T, but 'u' is printed instead of 'p'.
9855 - 'O' prints 'r' if NEON instruction should perform rounding (as
9856 specified by bitmask), else prints nothing.
9857 - '#' is a punctuation character to stop operand numbers from
9858 running together with following digits in the assembler
9859 strings for instructions (when using mode attributes).
9860 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9861 constant vectors in big-endian mode, where necessary.
9862 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9863 Handle EI, OI, CI, XI modes.
9864 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9865 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9866 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9867 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9868 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9870 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9871 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9872 to turn v8qi, etc. into bits defined above.
9873 (neon_itype): New enumeration. Classifications of NEON builtins.
9874 (neon_builtin_datum): Define struct. Contains information about
9875 a single builtin (with multiple modes).
9876 (CF): Define helper macro for...
9877 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9879 (neon_builtin_data): New array. Define information about builtins
9880 for use during initialization/expansion.
9881 (arm_init_neon_builtins): New function.
9882 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9884 (neon_builtin_compare): New function.
9885 (locate_neon_builtin_icode): New function. Find an insn code for a
9886 builtin given a function code for that builtin. Also return type of
9887 builtin (NEON_BINOP, NEON_UNOP etc.).
9888 (builtin_arg): New enumeration. Types of arguments for builtins.
9889 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9890 Takes a variable argument list of builtin_arg types, terminated by
9892 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9893 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9894 (neon_emit_pair_result_insn): New function. Support returning pairs
9895 of vectors via a pointer.
9896 (neon_disambiguate_copy): New function. Set up operands for a
9897 multi-word copy such that registers do not get clobbered.
9898 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9899 ARM_BUILTIN_NEON_BASE.
9900 (arm_file_start): Set float-abi attribute for NEON.
9901 (arm_vector_mode_supported_p): Enable NEON vector modes.
9902 (arm_mangle_map_entry): New.
9903 (arm_mangle_map): New.
9904 (arm_mangle_vector_type): New.
9905 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9907 (TARGET_NEON): New macro. Target supports NEON.
9908 (fputype): Add FPUTYPE_NEON.
9909 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9910 for vectorization based on command-line arg.
9911 (NEON_REGNO_OK_FOR_NREGS): Define.
9912 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9913 (VALID_NEON_STRUCT_MODE): Define.
9914 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9915 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9916 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9917 (consttable_16): Add pattern for outputting 16-byte minipool
9919 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9921 (vec-common.md, neon.md): Include md files.
9922 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9923 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9924 (memory_constraint "Ut", "Un", "Us"): Define.
9925 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9926 (MMX_char): New mode attribute.
9927 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9928 (*add<mode>3_iwmmxt): New insn pattern.
9929 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9930 (*sub<mode>3_iwmmxt): New insn pattern.
9931 (mulv4hi3): Rename to...
9932 (*mulv4hi3_iwmmxt): This.
9933 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9934 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9935 (uminv4hi3, uminv2si3): Remove. Replace with...
9936 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9937 (*umin<mode>3_iwmmxt): These.
9938 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9939 (ashr<mode>3_iwmmxt): This new pattern.
9940 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9941 (lshr<mode>3_iwmmxt): This new pattern.
9942 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9943 (ashl<mode>3_iwmmxt): This new pattern.
9944 * config/arm/neon-docgen.ml: New file. Generate documentation for
9946 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9947 * config/arm/arm_neon.h: New (autogenerated).
9948 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9950 * config/arm/neon.md: New file. Define NEON instructions.
9951 * config/arm/neon.ml: New file. Abstract description of NEON
9952 instructions, used to generate arm_neon.h header, documentation and
9954 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9955 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9957 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9959 (ARM NEON Intrinsics): New subsection.
9960 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9962 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9964 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9967 2007-07-24 Jan Hubicka <jh@suse.cz>
9969 * regclass.c (move_table): New type.
9970 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9971 (init_move_cost): Break out from ...
9972 (init_reg_sets_1): ... here; simplify computation of
9973 have_regs-of_mode and contains_reg_of_mode.
9974 (record_reg_classes): Unswitch internal loops.
9975 (copy_cost): Trigger lazy initialization of move cost
9976 (record_address_regs): Likewise.
9978 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9980 * config/darwin.c (darwin_override_options): Don't force on
9981 flag_var_tracking_uninit when no debug info is requested.
9983 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9985 * cfgloop.c (init_loops_structure): New function.
9986 (flow_loops_find): Create root of the loop tree unconditionally.
9988 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9990 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9992 2007-07-24 Jan Hubicka <jh@suse.cz>
9994 * caller-save.c: Include ggc.h, gt-caller-save.h
9995 (reg_save_code, reg_restore_code): Rename to ...
9996 (cached_reg_save_code, cached_reg_restore_code): ... those.
9997 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9998 (reg_save_code, reg_restore_code): New functions.
9999 (init_caller_save): Do not intialize
10000 reg_save_code/reg_restore_code tables.
10001 * Makefile.in: (gt-caller-save.h): New.
10003 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10005 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10006 with the mode of the original operand instead of
10009 2007-07-23 Jan Hubicka <jH@suse.cz>
10011 * i386.c (ix86_secondary_memory_needed): Break out to...
10012 (inline_secondary_memory_needed): ... here.
10013 (ix86_memory_move_cost): Break out to ...
10014 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10015 maximum of input and output; fix handling of Q_REGS on 64bit.
10016 (ix86_secondary_memory_needed): Microoptimize.
10018 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10020 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10021 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10022 stmts_from_loop, known_dependences_p, build_rdg): New.
10023 * tree-data-ref.h: Depends on graphds.h.
10024 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10025 (build_rdg): Declared.
10026 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10028 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10030 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10033 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10034 Jakub Jelinek <jakub@redhat.com>
10036 PR middle-end/PR28690
10037 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10039 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10040 and MEM_POINTER operands over REG and MEM operands.
10041 (swap_commutative_operands_p): Change return value to bool.
10042 * rtl.h: Update the corresponding prototype.
10043 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10044 instead of gen_rtx_PLUS.
10045 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10046 value to bool. Change function arguments to rtx's and update code
10048 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10049 calls to match the new declaration.
10050 * simplify-rtx.c (simplify_associative_operation): Don't
10051 reorder simplify_binary_operation arguments.
10053 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10055 * config/mips/mips.c (override_options): Use mips_costs to derive
10056 the default branch cost.
10057 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10059 * config/mips/mips.opt (mbranch-cost=): New option.
10060 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10062 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10064 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10065 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10066 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10067 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10069 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10071 * config/mips/constraints.md (ks): New constraint.
10072 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10073 (*add<mode>3_mips16): ...here.
10075 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10077 * optabs.h (enum optab_index): Add new OTI_signbit.
10078 (signbit_optab): Define corresponding macro.
10079 (enum insn_code signbit_optab[]): Remove array.
10080 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10081 (expand_copysign_absneg): If back end provides signbit insn, use it
10082 instead of bit operations on floating point argument.
10083 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10084 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10085 for availability of signbit insn.
10087 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10088 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10089 SSE mode is not active.
10090 (isinf<mode>2): Disable for mfpmath=sse,387.
10092 2007-07-22 Ben Elliston <bje@au.ibm.com>
10094 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10096 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10098 2007-07-20 Richard Guenther <rguenther@suse.de>
10100 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10101 integral typed condition.
10102 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10103 booleanness. Only preserve conversions from a non-base
10104 type to a base type, not in general between types with
10105 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10106 * tree.def (COND_EXPR): Document that the condition
10107 can be of any integral type.
10109 2007-07-20 Nigel Stephens <nigel@mips.com>
10110 Richard Sandiford <richard@codesourcery.com>
10112 * config/mips/mips.h (mips_dwarf_regno): Declare.
10113 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10114 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10115 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10116 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10117 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10118 (REG_CLASS_NAMES): Update accordingly.
10119 * config/mips/mips.c (mips_dwarf_regno): New array.
10120 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10121 (mips_subword): Remove special handling for accumulator registers.
10122 (override_options): Initiailize mips_dwarf_regno. Remove use
10124 (mips_swap_registers): New function.
10125 (mips_conditional_register_usage): Swap accumulator registers
10126 around if TARGET_LITTLE_ENDIAN.
10127 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10128 * config/mips/constraints.md (h, l): Use the endianness to choose
10129 between MD0_REG and MD1_REG.
10130 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10131 alternative-dependent template.
10133 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10135 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10138 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10140 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10141 predecessor fallthru flags.
10143 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10145 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10146 of compare to the same type.
10147 * cfgloopmanip.c (add_loop): Update information about loop exits.
10148 (loop_version): Remove the innermost loop requirement.
10149 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10150 to sizetype for pointers.
10152 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10154 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10155 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10156 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10158 * config/dfp-bit.c: Empty for TFmode conversions.
10160 2007-07-18 Caroline Tice <ctice@apple.com>
10162 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10163 and handle them correctly; check that src is not NULL before
10165 (find_src_set_src): Likewise.
10167 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10169 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10170 (struct alignment_context, init_alignment_context): New.
10171 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10172 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10173 (XCHAL_HAVE_S32C1I): Likewise.
10174 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10175 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10176 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10177 (ATOMIC, HQI): New macros.
10178 (memory_barrier, *memory_barrier): New.
10179 (sync_lock_releasesi): New.
10180 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10181 (sync_lock_test_and_set<mode>): New.
10182 (sync_<atomic><mode>): New.
10183 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10184 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10185 (xtensa_expand_atomic): New.
10187 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10191 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10192 transformation for builtin ISNORMAL.
10193 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10194 * builtins.def (BUILT_IN_ISNORMAL): New.
10195 * doc/extend.texi: Document isnormal.
10197 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10201 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10202 optabs infrastructure. Provide generic implementation for
10204 (expand_builtin): Handle FINITE/ISFINITE.
10205 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10206 (fold_builtin_1): Likewise.
10208 * builtins.def (BUILT_IN_ISFINITE): New.
10210 * doc/extend.texi: Document isfinite.
10212 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 PR middle-end/20558
10217 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10218 generic fallback for isinf.
10219 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10220 calculation code ...
10221 * real.c (get_max_float): ... to here.
10222 * real.h (get_max_float): New.
10224 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10226 PR middle-end/32668
10228 * builtin-attrs.def (ATTR_TYPEGENERIC,
10229 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10231 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10232 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10233 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10234 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10236 * c-common.c (handle_type_generic_attribute): New.
10237 (c_common_attribute_table): Add "type generic".
10239 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10241 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10243 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10244 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10247 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10250 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10251 checking that the operand is an expression.
10253 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10254 Danny Smith <dannysmith@users.sourceforge.net>
10257 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10258 file mapping object in local namespace if Windows version later
10261 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10263 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10264 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10265 arm_cannot_force_const_mem.
10266 (arm_cannot_force_const_mem): New function.
10267 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10268 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10269 of arm_tls_referenced_p.
10270 * config/arm/arm.md (movsi): Split out-of-section constants when
10271 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10272 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10274 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10276 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10278 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10280 * config/mips/mips.md (*extendqihi2): Convert the destination
10283 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10285 * config/pa/fptr.c: Update license header.
10286 * config/pa/milli64.S: Likewise.
10288 2007-07-17 Nick Clifton <nickc@redhat.com>
10290 * COPYING_v3: New file. Contains version 3 of the GNU General
10292 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10293 Lesser General Public License.
10294 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10295 the GNU General Public License.
10297 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10299 PR rtl-optimization/32773
10300 * cfglayout.c (force_one_exit_fallthru): New function.
10301 (cfg_layout_finalize): Use it.
10303 2007-07-16 Richard Guenther <rguenther@suse.de>
10304 Uros Bizjak <ubizjak@gmail.com>
10306 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10307 before forcing it to gimple operand.
10309 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10310 David Ung <davidu@mips.com>
10312 * config/mips/mips.h (TUNE_24K): Define.
10313 (TUNE_MACC_CHAINS): Add TUNE_24K.
10314 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10316 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10317 (r74k_int_madd): .. this new reservation.
10318 (define_bypass): Fixed bypasses for r74k_int_madd to use
10319 mips_linked_madd_p.
10320 * config/mips/24k.md (define_bypass): Define new
10321 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10323 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10324 Nigel Stephens <nigel@mips.com>
10326 * config/mips/mips.md: Include 20kc.md.
10327 * config/mips/20kc.md: New file.
10328 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10329 (mips_adjust_cost): Tweak for 20Kc.
10330 (mips_issue_rate): Likewise.
10331 * config/mips/mips.h (TUNE_20KC): Define.
10333 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10335 * config/rs6000/rs6000.c (struct processor_cost): Add
10336 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10338 (*_cost): Add cache information.
10339 (rs6000_override_options): Set cache parameters.
10341 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10344 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10345 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10347 2007-07-16 Paul Brook <paul@codesourcery.com>
10350 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10351 (cirrus_thumb2_movsi_insn): Ditto.
10353 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10355 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10356 CR2_REGNO to R_CR2.
10358 2007-07-15 Andrew Haley <aph@redhat.com>
10360 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10361 before looking in the context.
10363 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10365 PR middle-end/32398
10366 PR middle-end/32769
10367 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10368 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10369 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10370 (pa_output_function_prologue): Use rp_saved and
10371 current_function_is_leaf to generate .CALLINFO statement.
10372 (hppa_expand_prologue): Set rp_saved.
10373 (hppa_expand_epilogue): Use rp_saved.
10374 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10375 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10377 2007-07-14 Dirk Mueller <dmueller@suse.de>
10379 * omega.c (coalesce): Fix memory leak on early exit.
10380 * matrix-reorg.c (check_allocation_function): Likewise.
10381 * tree-vect-transform.c (vect_get_new_vect_var): free result
10383 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10384 pass pointer to edge vector
10385 (partition_hot_cold_basic_blocks): Fix memory leak.
10386 * collect2.c (prefix_from_string): Free temporary storage.
10387 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10389 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10391 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10392 (DO_GLOBAL_DTORS_BODY): Likewise.
10394 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10395 Nigel Stephens <nigel@mips.com>
10397 * config/mips/mips.c (mips_classify_symbol): Don't return
10398 SYMBOL_SMALL_DATA for constant pool addresses if
10399 TARGET_EMBEDDED_DATA is true.
10401 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10403 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10404 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10405 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10406 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10407 __builtin_ia32_storehps, __builtin_ia32_storelps,
10408 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10409 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10410 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10411 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10412 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10413 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10414 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10415 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10416 using def_builtin_const.
10418 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10420 PR tree-optimization/32705
10421 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10422 (simplify_binary_expression): Use SSA_VAL consistently.
10424 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10426 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10427 (SPEFSCR_REGNO): Delete definition.
10428 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10429 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10430 * config/rs6000/rs6000.h: Do not define *_REGNO.
10431 LINK_REGISTER_REGNUM -> LR_REGNO.
10432 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10433 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10434 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10435 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10436 R_VRSAVE, R_VSCR. Use them.
10437 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10438 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10439 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10440 * config/rs6000/aix.h: Define R_LR. Use it.
10442 2007-07-13 Caroline Tice <ctice@apple.com>
10444 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10445 flag_var_tracking is explicitly turned off (i.e. when variable
10446 tracking is not feasible); otherwise, turn flag_var_tracking on when
10447 flag_var_tracking_uninit is on.
10448 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10449 note definitions, to allow recording of initialization status in the
10451 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10452 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10453 determine if two note locations are equal.
10454 (output_loc_list): Don't output list entries whose start & end labels
10456 (reg_loc_descriptor): Add parameter for initialization status; pass it
10457 to other loc descriptor functions.
10458 (one_reg_loc_descriptor): Add parameter for initialization status;
10459 check its value and add DW_OP_GNU_uninit to returned loc descr if
10461 (multiple_reg_loc_descriptor): Add parameter for initialization
10463 pass init status argument to other loc descriptor functions; check
10464 value of intialization parameter and add DW_OP_GNU_uninit to returned
10465 loc descr if appropriate.
10466 (based_loc_descr): Add parameter for initialization status; add new
10467 variable for return value; check value of initialization parameter and
10468 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10469 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10470 pass init status argument to other loc descriptor functions; check
10471 value of intialization parameter and add DW_OP_GNU_uninit to returned
10472 loc descr if appropriate.
10473 (mem_loc_descriptor): Likewise.
10474 (concat_loc_descriptor): Likewise.
10475 (concatn_loc_descriptor): Likewise.
10476 (loc_descriptor): Add parameter for initialization status; pass it as
10477 argument to other loc descriptor function calls.
10478 (loc_descriptor_from_tree_1): Add appropriate initialization status
10479 to loc descriptor function calls.
10480 (add_location_or_const_value_attribute): Get initialization status
10481 from VAR_LOCATION note; add initialization status to loc descriptor
10483 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10484 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10485 status is uninitialized, add "[uninint]" to output.
10486 * common.opt (fvar-tracking-uninit): New option, similar to
10487 fvar-tracking, to turn on tracking of uninitialized variables; creates
10488 a new global flag, flag_var_tracking_uninit.
10489 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10490 (enum var_init_status): New type, for var initialization status field.
10491 * var-tracking.c (struct location_chain_def): Two new fields, init,
10492 for initialization status, and set_src for the assignment value expr.
10493 (unshare_variable): New parameter for initialization status;
10494 initialize new init and set_src fields.
10495 (var_reg_set): New parameters for initialization status and value;
10496 pass them to set_variable_part.
10497 (var_mem_set): Likewise.
10498 (get_init_value): New function.
10499 (var_reg_delete_and_set): New initialization status & value
10500 parameters; add call to get_init_value if status is unknown; pass new
10501 parameters to clobber_variable_part and var_reg_set.
10502 (var_mem_delete_and_set): Likewise.
10503 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10504 (var_mem_delete): Likewise.
10505 (variable_union): Pass status to unshare_variable; initialize new init
10506 and set_src fields. If flag_var_tracking_uninit is not set, force
10507 status to initialized.
10508 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10509 used later to get the set_src value.
10510 (find_src_status): New function.
10511 (find_src_set_src): New function.
10512 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10513 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10514 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10515 and var_mem_delete_and_set.
10516 (dump_variable): Print out "[uninit]" if appropriate.
10517 (set_variable_part): Add new initialization and set_src parameters;
10518 pass status to unshare_variable; set node->init and node- >set_src
10519 fields and modify slot in hash table appropriately; save the init and
10520 set_src values if appropriate and assign to the new node.
10521 (clobber_variable_part): New set_src parameter; if two nodes have
10522 same variable and same location but different set_src (assignment)
10523 values, clobber old node.
10524 (delete_variable_part): Pass init status to unshare_variable.
10525 (emit_note_insn_var_location): Add initialized var; assign var's init
10526 status to new 'initialized'; pass new init status field to calls to
10527 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10528 status to initialized.
10529 (emit_notes_in_bb): Pass initialization status to calls to
10530 var_reg_set, var_mem_set, var_reg_delete_and_set and
10531 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10532 var_reg_delete_and_set and var_mem_delete_and_set; call
10533 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10534 make up for change in add_stores.
10535 (vt_add_function_parameters): Add status to calls to
10537 * config/darwin.c (darwin_override_options): Turn on uninitialized
10538 tracking automatically, if var_tracking is on and the system is
10541 2007-07-13 Sa Liu <saliu@de.ibm.com>
10543 * config.gcc: Add options for arch and tune on SPU.
10544 * config/spu/predicates.md: Add constant operands 0 and 1.
10545 * config/spu/spu-builtins.def: Add builtins for double precision
10546 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10547 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10549 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10551 * config/spu/spu-protos.h: Add new function prototypes.
10552 * config/spu/spu.c (spu_override_options): Check options -march and
10554 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10555 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10557 (spu_const_from_int): New. Create a vector constant from 4 ints.
10558 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10559 (spu_emit_vector_compare): New. Emit vector compare.
10560 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10561 * config/spu/spu.h: Add options -march and -mtune. Define processor
10562 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10563 CANONICALIZE_COMPARISON.
10564 * config/spu/spu.md: Add new insns for double precision compare
10565 and double precision vector compare. Add vcond and smax/smin patterns
10566 to enable DFmode vector conditional expression.
10567 * config/spu/spu.opt: Add options -march and -mtune.
10568 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10569 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10570 both CELL and CELLEDP targets: spu_testsv.
10571 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10574 2007-07-13 Richard Guenther <rguenther@suse.de>
10576 PR tree-optimization/32721
10577 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10578 TREE_THIS_VOLATILE on the folded reference.
10579 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10580 if the array reference has TREE_THIS_VOLATILE set.
10582 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10585 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10587 2007-07-13 Andreas Schwab <schwab@suse.de>
10589 * gengtype-lex.l: Allow declarations to be indented.
10591 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10593 * ginclude/tgmath.h: New.
10594 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10595 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10596 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10597 * configure: Regenerate.
10599 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10601 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10602 correct index when setting register save state for xd
10605 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10607 * config/sh/sh.c (mark_use): Remove.
10609 2007-07-12 Paul Brook <paul@codesourcery.com>
10611 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10612 reg does not overlap return value.
10614 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10616 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10617 (set_expression_vuses): Ditto.
10618 (init_pre): Initialize expression_vuses.
10620 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10622 * config/i386/sse.md (storentdf, storentsf): New.
10624 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10626 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10628 * tree.c (build_decl_stat): Move code from here...
10629 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10630 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10631 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10632 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10633 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10636 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10637 Devang Patel <dpatel@apple.com>
10639 PR tree-optimization/25413
10640 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10641 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10642 * tree.h (contains_packed_reference): New.
10643 * expr.c (contains_packed_reference): New.
10644 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10645 (vect_enhance_data_refs_alignment): Call
10646 vector_alignment_reachable_p.
10647 * target.h (vector_alignment_reachable): New builtin.
10648 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10649 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10650 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10652 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10654 * target.h (builtin_vectorization_cost): Add new target builtin.
10655 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10656 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10657 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10658 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10659 uninitialized variables.
10660 * tree-vect-transform.c (cost_for_stmt): New function.
10661 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10662 using cost 1 for all scalar stmts. Be less conservative when
10663 estimating the number of prologue/epulogue iterations. Call
10664 targetm.vectorize.builtin_vectorization_cost. Return
10665 min_profitable_iters-1.
10666 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10667 initialization cost instead of TARG_VEC_STMT_COST. Use
10668 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10669 epilogue code. Fix epilogue cost computation.
10670 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10671 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10672 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10673 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10674 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10675 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10677 2007-07-12 Richard Guenther <rguenther@suse.de>
10679 * gimplify.c (gimplify_conversion): Make sure that the result
10680 from maybe_fold_offset_to_reference is trivially convertible
10681 to the desired type before doing the simplification.
10682 (gimplify_expr): Likewise.
10683 * fold-const.c (fold_binary): Use the correct types for
10684 building the simplified expression.
10686 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10688 PR rtl-optimization/32729
10689 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10690 that fallthru to exit.
10692 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10694 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10695 (symDTPOFF2reg): Likewise.
10697 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10699 PR tree-optimization/32663
10701 * tree.h (VALUE_HANDLE_VUSES): Remove.
10702 (struct tree_value_handle): Remove vuses.
10704 * tree-vn.c (create_value_handle_for_expr): Don't set
10705 VALUE_HANDLE_VUSES.
10707 * tree-ssa-pre.c (expression_vuses): New.
10708 (alloc_expression_id): Set up expression_vuses.
10709 (get_expression_vuses): New.
10710 (set_expression_vuses): Ditto.
10711 (clear_expression_ids): Modify for expression_vuses.
10712 (phi_translate_1): Ditto.
10713 (phi_translate_set): Ditto.
10714 (value_dies_in_block_x): Ditto
10715 (valid_in_sets): Ditto.
10716 (add_to_sets): Ditto.
10717 (find_existing_value_expr): Ditto.
10718 (create_value_handle_for_expr): Ditto.
10719 (make_values_for_stmt): Ditto.
10720 (vuse_equiv): Remove.
10722 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10724 * Makefile.in (mostlyclean): Remove object files.
10726 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10728 * toplev.c (no_new_pseudos): Deleted.
10729 * rtl.h (no_new_pseudos): Deleted.
10730 * tree-pass.h (pass_no_new_pseudos): Deleted.
10731 * passes.c (pass_no_new_pseudos): Deleted.
10732 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10733 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10734 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10736 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10737 * rtlhooks.c (gen_lowpart_general): Ditto.
10738 * optabs.c (prepare_operand): Ditto.
10739 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10741 * modulo-sched.c (rest_of_handle_sms): Ditto.
10742 * see.c (rest_of_handle_see): Ditto.
10743 * ifcvt.c (if_convert): Ditto.
10744 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10746 * init-regs.c (gate_initialize_regs): Deleted set of
10748 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10749 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10750 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10752 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10756 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10757 (*vec_extractv2di_1_rex64): New insn pattern.
10759 2007-07-11 David Daney <ddaney@avtrex.com>
10761 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10762 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10763 for SIGNAL_UNWIND_RETURN_COLUMN.
10764 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10765 (DWARF_FRAME_REGNUM): Rewrite.
10766 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10768 2007-07-11 Nick Clifton <nickc@redhat.com>
10770 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10771 delta and use gen_int_mode in place of GET_INT instead.
10773 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10775 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10778 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10780 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10781 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10783 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10784 (USE_CANONICAL_TYPES): New.
10785 * doc/invoke.texi (verify-canonical-types): Remove.
10786 (use-canonical-types): Add.
10788 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10790 * config/spu/spu.c (spu_optimization_options): Remove setting of
10791 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10792 (spu_override_options): Move it here.
10794 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10796 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10797 * config/mips/mips.c (mips_cpu_info_table): Mention
10798 MIPS_ISA_LEVEL_SPEC in the comment.
10800 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10802 PR tree-optimization/32713
10803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10805 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10807 PR middle-end/30482
10808 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10809 conditional to flag_isoc99.
10810 (c_common_init_options): Do it here, unconditionally.
10812 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10814 PR tree-optimization/32589
10815 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10816 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10817 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10818 predicate, extracted from...
10819 (set_rhs): ...here. Call it for the expression on entry.
10820 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10821 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10822 (simplify_binary_expression): Use valid_gimple_expression_p
10823 to validate the simplification.
10824 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10826 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10828 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10829 DWARF2_DEBUG on 32 bit target too.
10830 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10832 2007-07-11 Nick Clifton <nickc@redhat.com>
10834 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10835 version for 64-bit hosts.
10837 2007-07-10 David Daney <ddaney@avtrex.com>
10839 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10841 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10843 * config/mips/mips.c (mips_expand_synci_loop): New function.
10844 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10845 (UNSPEC_RDHWR): Same.
10846 (UNSPEC_SYNCI): Same.
10847 (UNSPEC_SYNC): Same.
10848 (clear_cache): New expand.
10852 (clear_hazard): Same.
10853 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10855 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10856 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10858 2007-07-10 Ian Lance Taylor <iant@google.com>
10860 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10863 2007-07-10 David Daney <ddaney@avtrex.com>
10865 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10866 * builtins.c (expand_builtin___clear_cache): New function.
10867 (expand_builtin): Call expand_builtin___clear_cache for
10868 BUILT_IN_CLEAR_CACHE case.
10869 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10870 * doc/md.texi (clear_cache): Document new instruction pattern.
10871 * testsuite/gcc.dg/builtins-64.c: New test.
10873 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10875 * config/cris/cris.md ("movsi"): Fix typo in last change.
10877 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10880 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10882 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10883 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10884 for FUNCTION_DECLs. Don't use align_functions_log if
10886 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10887 even for FUNCTION_DECLs.
10888 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10890 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10891 (DECL_FUNCTION_CODE): Update for new location and name of
10893 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10894 (struct tree_decl_common): Move 'align' and 'off_align' out
10895 of union, ensure they're still on a 32-bit boundary. Remove
10896 other fields in union 'u1'.
10897 (struct tree_function_decl): Add field 'function_code' replacing
10898 'u1.f' in tree_decl_common.
10899 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10900 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10901 (Variable Attributes): Cross-reference 'aligned' attribute
10902 to Function Attributes.
10903 * flags.h (force_align_functions_log): Delete.
10904 * toplev.c (force_align_functions_log): Delete.
10906 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10909 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10910 (*vec_concatv2di_rex): New insn pattern.
10912 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10915 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10917 2007-07-10 Ian Lance Taylor <iant@google.com>
10919 Replace no_new_pseudos in backends.
10920 * rtl.h (can_create_pseudo_p): Define.
10921 * config/darwin.c (machopic_indirect_data_reference): Use
10922 can_create_pseudo_p () instead of no_new_pseudos.
10923 (machopic_indirect_data_reference): Likewise.
10924 (machopic_legitimize_pic_address): Likewise.
10925 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10926 (alpha_emit_set_const_1): Likewise.
10927 (alpha_emit_set_const): Likewise.
10928 (alpha_emit_conditional_move): Likewise.
10929 (alpha_split_conditional_move): Likewise.
10930 * config/alpha/alpha.md (various splitters): Likewise.
10932 * config/arm/arm.c (legitimize_pic_address): Likewise.
10933 (arm_load_pic_register): Likewise.
10934 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10935 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10936 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10937 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10938 * config/cris/cris.md (movsi): Likewise.
10939 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10940 (symGOTOFF2reg_hilo): Likewise.
10941 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10942 * config/h8300/h8300.md (insv, extzv): Likewise.
10943 * config/i386/i386.c (ix86_expand_move): Likewise.
10944 (ix86_expand_vector_move): Likewise.
10945 (ix86_prepare_fp_compare_args): Likewise.
10946 (ix86_expand_carry_flag_compare): Likewise.
10947 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10948 (tls_dynamic_gnu2_combine_32): Likewise.
10949 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10950 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10951 (ia64_expand_movxf_movrf): Likewise.
10952 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10953 (m32c_split_move): Likewise.
10954 (m32c_expand_insv): Likewise.
10955 * config/m68k/m68k.md (movsi): Likewise.
10956 * config/mips/mips.c (mips_force_temporary): Likewise.
10957 (mips_split_symbol): Likewise.
10958 (mips_move_integer): Likewise.
10959 (mips_legitimize_const_move): Likewise.
10960 * config/mn10300/mn10300.md (movsi): Likewise.
10961 * config/pa/pa.c (emit_move_sequence): Likewise.
10962 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10963 (rs6000_got_register): Likewise.
10964 (create_TOC_reference): Likewise.
10965 (rs6000_machopic_legitimize_pic_address): Likewise.
10966 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10967 (various splitters): Likewise.
10968 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10969 (movsi_got): Likewise.
10970 * config/s390/s390.c (emit_symbolic_move): Likewise.
10971 * config/s390/s390.md (movhi, movqi): Likewise.
10972 (load_multiple, store_multiple): Likewise.
10973 * config/score/score.c (score_force_temporary): Likewise.
10974 * config/sh/sh.c (prepare_move_operands): Likewise.
10975 (prepare_cbranch_operands): Likewise.
10976 (emit_fpu_switch): Likewise.
10977 (fpscr_set_from_mem): Likewise.
10978 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10979 (adddi3, subsi3): Likewise.
10980 (various splitters): Likewise.
10981 (divsi_inv_fp_combine): Likewise.
10982 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10983 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10985 * config/sh/predicates.md (xor_operand): Likewise.
10986 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10987 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10988 (movdi_pic_label_ref): Likewise.
10989 * config/spu/spu.c (spu_split_immediate): Likewise.
10990 * config/alpha/alpha.md (various splitters): Remove test
10991 !no_new_pseudos || reload_completed.
10992 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10994 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10995 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10996 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10997 * config/score/score.c (th_output_mi_thunk): Likewise.
10998 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10999 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11001 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11003 PR rtl-optimization/32664
11004 * mode-switching.c (create_pre_exit): Skip barrier insns.
11006 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11008 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11009 force_gimple_operand_bsi.
11010 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11011 rewrite_use_compare): Ditto.
11012 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11014 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11015 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11016 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11017 * tree-profile.c (prepare_instrumented_value,
11018 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11019 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11020 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11021 tree_gen_ior_profiler): Ditto.
11022 * tree-ssa-reassoc.c (negate_value): Ditto.
11023 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11024 Use force_gimple_operand_bsi.
11025 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11026 * tree-if-conv.c (add_to_dst_predicate_list,
11027 find_phi_replacement_condition): Ditto.
11028 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11029 Call mark_symbols_for_renaming for new statements.
11030 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11032 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11034 * cfghooks.c (remove_edge): New function.
11035 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11037 * cfghooks.h (remove_edge): Declare.
11038 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11039 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11041 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11043 * optabs.h: Added declaration for signbit_optab.
11044 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11045 * genoptinit.c (optabs): Added entry for signbit insns.
11046 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11047 insn, if available.
11048 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11049 * config/s390/s390.md (signbit<mode>2): New expander.
11051 2007-07-09 Richard Guenther <rguenther@suse.de>
11053 PR middle-end/32698
11054 * fold-const.c (fold_plusminus_mult_expr): Move constant
11055 arguments second to allow decomposing.
11057 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11060 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11062 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11063 Disregard DECL_FROM_INLINE.
11065 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11068 * doc/invoke.texi: Add ftree-reassoc flag.
11069 * common.opt (ftree-reassoc): New flag.
11070 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11071 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11073 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11075 PR tree-optimization/32681
11076 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11077 saved in second_edge->aux when first_bb is a loop header.
11079 2007-07-09 Jan HUbicka <jh@suse.cz>
11081 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11083 2007-07-09 Richard Guenther <rguenther@suse.de>
11085 * c-decl.c (start_function): Do not promote return type.
11087 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11089 * function.c (do_warn_unused_parameter): Do not warn if
11090 TREE_NO_WARNING is set.
11092 2007-07-08 Andreas Schwab <schwab@suse.de>
11094 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11096 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11099 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11101 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11102 apply to assembly language, too.
11103 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11105 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11107 Revert (note the sccvn portions are *not* reverted)
11108 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11110 Fix PR tree-optimization/23488
11112 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11114 * tree-flow-inline.h (get_value_handle): Ditto.
11115 * tree-ssa-pre.c (decl_vh_map): New.
11116 (decl_node_pool): New.
11117 (can_value_number_operation): Support DECL_P.
11118 (can_PRE_operation): Ditto.
11119 (create_expression_by_pieces): Ditto.
11120 (find_existing_value_expr): Modify to differnetiate between
11121 addressing and top level.
11122 (create_value_handle_for_expr): Handle DECL's.
11123 (poolify_tree): Ditto.
11124 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11125 (make_values_for_stmt): Handle DECL's properly.
11126 (init_pre): Reorg to not init useless things during FRE.
11128 * tree-flow.h: Include pointer-set.h.
11129 (decl_vh_map): Declare.
11130 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11132 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11134 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11135 the constraint description.
11136 * doc/md.texi: Update documentation of AVR constraints.
11138 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11140 * auto-inc-dec.c, config/arm/arm.c,
11141 config/m32r/constraints.md, config/mips/mips.md,
11142 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11143 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11144 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11145 typos. Follow spelling conventions.
11146 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11148 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11149 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11151 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11152 realloc_vuse): Remove.
11153 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11156 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11158 Fix PR tree-optimization/23488
11160 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11161 (try_to_simplify): Ditto.
11162 (visit_use): Ditto.
11163 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11165 * tree-flow-inline.h (get_value_handle): Ditto.
11166 * tree-ssa-pre.c (decl_vh_map): New.
11167 (decl_node_pool): New.
11168 (can_value_number_operation): Support DECL_P.
11169 (can_PRE_operation): Ditto.
11170 (create_expression_by_pieces): Ditto.
11171 (find_existing_value_expr): Modify to differnetiate between
11172 addressing and top level.
11173 (create_value_handle_for_expr): Handle DECL's.
11174 (poolify_tree): Ditto.
11175 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11176 (make_values_for_stmt): Handle DECL's properly.
11177 (init_pre): Reorg to not init useless things during FRE.
11179 * tree-flow.h: Include pointer-set.h.
11180 (decl_vh_map): Declare.
11181 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11183 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11185 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11186 apply to assembly language, too.
11187 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11189 2007-07-06 Ian Lance Taylor <iant@google.com>
11190 Zack Weinberg <zackw@panix.com>
11192 PR middle-end/32441
11193 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11195 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11197 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11198 (prefetch): Likewise if "pref" would be used.
11200 2007-07-06 Josh Conner <jconner@apple.com>
11202 PR middle-end/32602
11203 PR middle-end/32603
11204 * calls.c (store_one_arg): Handle arguments which are partially
11205 on the stack when detecting argument overlap.
11207 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11209 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11210 chosen during find_reloads.
11212 2007-07-06 Richard Guenther <rguenther@suse.de>
11214 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11215 TYPE_ARG_TYPES for verification of argument types. Use
11216 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11217 parameters as variable arguments.
11219 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11221 * libgcc2.h (word_type): Type definition removed.
11222 (cmp_return_type, shift_count_type): Type definitions added.
11223 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11224 replaced with shift_count_type.
11225 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11227 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11228 changed from word_type to Wtype.
11229 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11230 replaced with shift_count_type.
11231 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11233 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11234 and libgcc_shift_count attribute added.
11235 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11236 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11237 (TARGET_INITIALIZER): New target hooks added.
11238 * targhooks.c (default_libgcc_cmp_return_mode,
11239 default_libgcc_shift_count_mode): Default implementations for the new
11240 target hooks added.
11241 * targhooks.h (default_libgcc_cmp_return_mode,
11242 default_libgcc_shift_count_mode): Function prototypes added.
11243 * target.h (struct gcc_target): Fields for the new target hooks added.
11244 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11246 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11249 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11250 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11252 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11253 s390_libgcc_shift_count_mode): Functions added.
11254 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11255 Target hooks defined.
11257 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11259 * config/mips/mips.c (compute_frame_size): Restore the original
11260 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11261 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11262 Document why the difference is needed.
11264 2007-07-06 Richard Guenther <rguenther@suse.de>
11266 * c-common.c (boolean_increment): Use correctly typed
11269 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11271 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11272 the topmost argument register is not also included in the save mask.
11273 (mips16e_collect_argument_save_p): Take a pointer to the argument
11274 register, rather than a pointer to the number of arguments.
11275 (mips16e_collect_argument_saves): Only include argument saves
11276 that aren't in the register mask.
11278 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11280 PR rtl-optimization/32450
11281 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11282 to ensure that instructions are not moved into the prologue when
11283 profiling is on. Remove unused prologue_end variable.
11284 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11285 as a scheduling barrier.
11287 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11290 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11291 Disregard DECL_FROM_INLINE.
11293 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11295 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11296 IORing with a constant.
11298 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11300 PR rtl-optimization/32475
11301 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11302 for every definition of the stack pointer.
11304 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11306 * arm.c (vfp3_const_double_index): Copy signed results of
11307 REAL_VALUE_TO_INT into unsigned vars.
11309 2007-07-05 Richard Guenther <rguenther@suse.de>
11311 PR middle-end/32639
11312 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11314 * tree-ssa.c (useless_type_conversion_p): Check canonical
11317 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11319 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11320 zero_extendhisi2): Change to define_insn_and_split.
11321 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11323 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11325 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11326 pass_match_asm_constraints): New.
11327 * passes.c (init_optimization_passes): Add new pass.
11328 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11329 * function.h (struct function): Add has_asm_statement bit.
11330 (current_function_has_asm_statement): New.
11331 * tree-pass.h (pass_match_asm_constraints): New.
11333 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11335 * config/mips/mips.c (mips_file_start): Avoid declaration
11338 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11340 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11342 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11344 * rtl.def (NOTE): Change print format string to print
11345 operand 5 as a note insn name.
11347 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11348 David Ung <davidu@mips.com>
11350 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11351 * doc/invoke.texi: (MIPS Options): Document them.
11353 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11354 David Ung <davidu@mips.com>
11356 Add support for SmartMIPS ASE.
11358 * optabs.c (expand_binop_directly): New, broken out from...
11359 (expand_binop): Here. Make it try rotating in the other
11360 direction even when the second operand isn't constant.
11361 * config/mips/mips.md (*lwxs): New.
11362 * config/mips/mips.opt (msmartmips): New.
11363 * config/mips/mips.c (mips_lwxs_address_p): New.
11364 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11365 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11366 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11367 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11368 (ISA_HAS_LWXS): New.
11369 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11370 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11371 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11372 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11373 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11374 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11375 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11377 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11379 * tree-vectorizer.c (new_loop_vec_info): Initialize
11380 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11381 * tree-vectorizer.h (_loop_vec_info): Added new filed
11382 min_profitable_iters.
11383 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11384 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11385 * tree-vect-analyze.c (vect_analyze_operations): Set
11386 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11387 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11388 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11389 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11390 and prologue cost to after they are computed.
11391 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11392 TARG_VEC_STMT_COST.
11393 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11394 of creating vectors from scalars according to dt.
11395 (vect_model_store_cost): Likewise.
11396 (vectorizable_call): Use dt array instead of scalar dt. Call
11397 vect_model_simple_cost with additional argument dt.
11398 (vectorizable_assignment): Likewise.
11399 (vectorizable_operation): Likewise.
11400 (vectorizable_type_demotion): Likewise.
11401 (vectorizable_type_promotion): Likewise.
11402 (vectorizable_store): Use dt array instead of scalar dt. Call
11403 vect_model_store_cost with additional argument dt.
11404 (vect_do_peeling_for_loop_bound): Don't call
11405 vect_estimate_min_profitable_iters. Instead, lookup
11406 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11407 "may not be profitable".
11409 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11412 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11413 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11414 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11415 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11417 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11419 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11420 addressing modes cheaper.
11422 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11424 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11425 (dw_ranges_struct): Rename block_num to num. Adjust.
11426 (dw_ranges_by_label_struct): New.
11427 (ranges_by_label, ranges_by_label_allocated,
11428 ranges_by_label_in_use): New variables.
11429 (add_ranges_num): Factored most of the code out of...
11430 (add_ranges): ... this one. Rewrite in terms of the former.
11431 (add_ranges_by_labels): New.
11432 (output_ranges): Output by-label ranges.
11433 (dwarf2out_finish): Output range for multiple-section
11434 compile_unit. Output standard DW_AT_low_pc in addition to
11435 unexpected DW_AT_entry_pc.
11437 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11439 PR tree-optimization/32604
11440 PR tree-optimization/32606
11442 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11443 (compute_antic_safe): Removed.
11444 (ANTIC_SAFE_LOADS): Ditto.
11445 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11446 (execute_pre): Don't call compute_antic_safe.
11447 (vuse_equiv): New function.
11448 (make_values_for_stmt): Use it
11449 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11452 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11455 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11456 rather than a decl.
11457 (avr_attribute_table): Make "naked" attribute apply to function types
11458 rather than to decls.
11459 (avr_handle_fntype_attribute): New function.
11461 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11463 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11466 2007-07-04 David Ung <davidu@mips.com>
11467 Joseph Myers <joseph@codesourcery.com>
11469 * config/mips/mips.md (type): Add logical, signext and move.
11470 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11471 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11472 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11473 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11474 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11475 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11476 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11477 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11478 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11479 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11480 movv2sf_hardfloat_64bit): Use the new types.
11481 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11482 *movdf_softfloat, *movdf_mips16): Use "multi".
11483 (extendqihi2): Replace with a define_expand.
11484 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11485 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11486 * config/mips/74k.md (r74k_int_logical): New reservation and
11488 (r74k_int_arith): Remove "slt".
11489 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11490 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11491 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11492 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11493 reservations for "arith".
11495 2007-07-04 Richard Guenther <rguenther@suse.de>
11497 * tree-ssa.c (useless_type_conversion_p): Add handling for
11498 scalar float and vector types. Only call the types_compatible_p
11499 langhook for aggregate types as last resort. Follow the
11502 2007-07-04 Richard Guenther <rguenther@suse.de>
11504 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11505 the same as NOP_EXPR.
11507 2007-07-04 Nick Clifton <nickc@redhat.com>
11509 * target.h (struct gcc_target): Add target_help field.
11510 * target-def.h (TARGET_HELP): New.
11511 (TARGET_INITIALIZER): Use TARGET_HELP.
11512 * opts.c (command_handle_option): Invoke target_help function, if
11513 defined, when the user has specified --target-help on the command
11515 * doc/invoke.texi: Mention that --target-help might print
11516 additional information.
11517 * doc/tm.texi: Document TARGET_HELP hook.
11519 * arm.c (TARGET_HELP): Override default definition.
11520 (arm_target_help): New - display a wrapped list of cores and
11521 architectures supported.
11523 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11525 * config/v850/v850.c (expand_prologue): Make sure
11526 GEN_INT() argument is sign extended rather than zero extended.
11527 (expand_epilogue): Likewise.
11528 (output_move_double): Delete.
11529 * config/v850/v850-protos.h (output_move_double): Delete.
11530 * config/v850/v850.md (movdi): Delete.
11531 (*movdi_internal): Delete.
11533 (*movdf_internal): Delete.
11535 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11537 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11538 unless compiling RTP PIC.
11540 2007-07-04 Richard Guenther <rguenther@suse.de>
11542 PR tree-optimization/32482
11543 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11544 original ssa name if we didn't find a shift expression.
11545 Fix shift constant for bit zero test.
11547 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11549 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11551 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11553 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11554 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11555 * config/arm/vxworks.h (ASM_SPEC): Delete.
11556 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11558 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11560 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11561 (DDR_REVERSED_P): New.
11562 * tree-data-ref.c (initialize_data_dependence_relation,
11563 build_classic_dist_vector): Set DDR_REVERSED_P.
11565 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11567 PR middle-end/32457
11568 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11569 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11570 init_omega_for_ddr_1): Use non conservative number of iterations
11572 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11573 (analyze_siv_subscript): Remove FIXME and reinitialization of
11574 last_conflicts to chrec_dont_know.
11575 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11577 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11579 * tree.c (maybe_canonicalize_argtypes): Improve description.
11581 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11583 * tree.c (maybe_canonicalize_argtypes): New.
11584 (build_function_type): Set canonical type.
11585 (build_method_type_directly): Ditto.
11586 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11589 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11591 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11593 (rewrite_use_nonlinear_expr): Likewise.
11595 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11597 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11599 2007-07-04 Ben Elliston <bje@au.ibm.com>
11601 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11604 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11606 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11607 (Exception Handling): Likewise.
11609 2007-07-03 Jan Hubicka <jh@suse.cz>
11611 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11613 2007-07-03 Eric Christopher <echristo@apple.com>
11615 * doc/cppopts.texi: Add conflicting option note to -dM.
11616 * doc/invoke.texi: Add note about possible conflicts with
11617 -E for -dCHARS and note that -dM will not produce
11618 any results if there is no machine dependent reorg.
11620 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11622 * tree.h (DECL_ALIGN): Back out previous change.
11624 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11626 * configure.ac: Test for .dtprelword support on MIPS.
11627 * configure, config.in: Regenerate.
11628 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11629 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11631 2007-07-03 Julian Brown <julian@codesourcery.com>
11633 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11634 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11635 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11636 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11638 (all_fpus): Add FPUTYPE_VFP3.
11639 (fp_model_for_fpu): Add VFPv3 field.
11640 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11641 (vfp3_const_double_index): New function. Return integer index of
11642 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11644 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11645 and argument represents a valid RTX for a VFPv3 constant.
11646 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11648 (vfp_emit_fstmd): Similar, for fstmd.
11649 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11650 constants, represented as integer indices.
11651 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11652 VFP_REGNO_OK_FOR_DOUBLE macros.
11653 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11654 (arm_file_start): Set float-abi attribute for VFPv3, and output
11655 correct ".fpu" assembler directive.
11656 (arm_dbx_register_numbering): Add FIXME.
11657 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11658 (fputype): Add FPUTYPE_VFP3.
11659 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11660 (CALL_USED_REGISTERS): Likewise.
11661 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11662 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11663 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11664 (D7_VFP_REGNUM): New.
11665 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11666 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11667 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11668 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11669 (REG_ALLOC_ORDER): Adjust for VFPv3.
11670 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11671 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11672 VFP_LO_REGS, VFP_HI_REGS.
11673 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11674 (IS_VFP_CLASS): Define macro.
11675 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11677 (REGISTER_MOVE_COST): Likewise.
11678 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11679 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11680 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11681 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11682 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11683 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11684 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11685 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11686 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11687 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11688 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11689 where appropriate for single-word registers.
11690 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11691 As above. Fix type attributes.
11692 * config/arm/constraints.md (register_contraint "t"): Define.
11693 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11695 (register_constraint "x"): Define.
11696 (constraint "Dv"): Define.
11698 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11700 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11702 2007-07-03 Tom Tromey <tromey@redhat.com>
11704 * c-parser.c (objc_pq_context): Removed.
11705 (objc_need_raw_identifier): Likewise.
11706 (c_parser) <objc_pq_context>: New field.
11707 <objc_need_raw_identifier>: Likewise.
11708 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11709 (c_lex_one_token): Update.
11710 (c_parser_objc_protocol_definition): Update.
11711 (c_parser_objc_method_definition): Update.
11712 (c_parser_objc_methodproto): Update.
11713 (c_parser_declspecs): Update.
11715 2007-07-03 David Ung <davidu@mips.com>
11717 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11719 2007-07-03 David Ung <davidu@mips.com>
11720 Richard Sandiford <richard@codesourcery.com>
11722 * doc/invoke.texi: Document -march=74kf3_2.
11723 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11724 (TUNE_74K): Check for it.
11725 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11726 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11727 * config/mips/mips.md (cpu): Add 74kf3_2.
11728 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11729 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11730 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11731 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11732 74kf3_2 to the CPU list.
11733 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11734 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11735 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11736 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11737 (r74kf3_2_fxfer_from_c1): New insn reservations.
11739 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11740 David Ung <davidu@mips.com>
11742 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11743 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11744 and 74k[fx]. Document aliases for the new options.
11745 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11746 (PROCESSOR_24KF2_1): ...this.
11747 (PROCESSOR_24KX): Rename to...
11748 (PROCESSOR_24KF1_1): ...this.
11749 (PROCESSOR_74KF): Rename to...
11750 (PROCESSOR_74KF2_1): ...this.
11751 (PROCESSOR_74KX): Rename to...
11752 (PROCESSOR_74KF1_1): ...this.
11753 (TUNE_74K): Update PROCESSOR_* names.
11754 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11755 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11756 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11757 (mips_rtx_cost_data): Update processor names in comments.
11758 (mips_issue_rate): Update PROCESSOR_* names.
11759 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11760 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11761 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11762 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11763 Update cpu attribute names.
11764 (r24k_fpu_iss): Rename this reservation to...
11765 (r24kf2_1_fpu_iss): ...this and update all uses.
11766 (r24kx_fpu_iss): Rename this reservation to...
11767 (r24kf1_1_fpu_iss): ...this and update all uses.
11768 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11769 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11770 Update cpu attribute names.
11772 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11774 * config/m32r/constraints.md: New file.
11775 * config/m32r/m32r.c: Include tm-constrs.h.
11776 (small_data_operand): Use satisfies_constraint_* instead of macro.
11777 (addr24_operand, gen_compare): Likewise.
11778 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11779 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11780 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11781 EXTRA_CONSTRAINT): Likewise.
11782 * config/m32r/m32r.md: Include constraints.md.
11783 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11784 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11785 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11786 (two_insn_const_operand, int8_operand, uint16_operand,
11787 reg_or_int16_operand, reg_or_uint16_operand,
11788 reg_or_cmp_int16_operand, cmp_int16_operand,
11789 seth_add3_operand): Likewise.
11791 2007-07-03 Eric Christopher <echristo@gmail.com>
11793 * libgcc2.h: Conditionally declare __bswapsi2 and
11796 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11798 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11801 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11804 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11805 (__gthrw_pragma): Provide default definition.
11806 (__gthrw2): Use it.
11807 * gthr-posix.c (__gthrw_pragma): Define.
11809 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11811 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11812 before declaring inequality.
11814 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11816 * combine.c (recog_for_combine): Log the success or failure of
11817 matching new insn patterns against the machine description in
11820 2007-07-03 Revital Eres <eres@il.ibm.com>
11822 * ddg.c (print_sccs): New function.
11823 (check_sccs): New function.
11824 (create_ddg_all_sccs): Use it.
11825 * ddg.h (print_sccs): Declare.
11826 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11828 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11830 * targhooks.h (default_mode_for_suffix): New function declaration.
11831 * targhooks.c (default_mode_for_suffix): New default target hook.
11832 * target.h (struct c): New structure in the targetm struct.
11833 (mode_for_suffix): New target hook as part of struct c.
11834 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11835 default_mode_for_suffix.
11836 (TARGET_C): New define.
11837 * c-lex.c: Include "target.h".
11838 (interpret_float): Use targetm.c.mode_for_suffix to determine
11839 the mode for a given non-standard suffix.
11840 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11842 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11843 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11845 * doc/extend.texi (Floating Types): New node. Document __float80 and
11846 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11848 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11851 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11852 predicate instead of target_operand.
11853 (divsi3_i1_media, divsi3_media_2): Likewise.
11855 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11857 * tree.h (alias_sets_might_conflict_p): Rename into
11858 alias_sets_must_conflict_p.
11859 * alias.c (alias_sets_might_conflict_p): Likewise.
11860 (alias_sets_conflict_p): Use it.
11861 (objects_must_conflict_p): Likewise.
11862 * c-common.c (strict_aliasing_warning): Adjust.
11864 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11866 * rtlhooks.c (gen_lowpart_if_possible): Check for
11867 invalid subreg before calling gen_lowpart_SUBREG.
11869 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11871 * config/darwin9.h: Add copyright notice.
11872 (LINK_COMMAND_SPEC): Add comment.
11873 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11874 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11875 DARWIN_LIBSYSTEM_HAS_UNWIND.
11877 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11880 * omp-low.c (check_combined_parallel): New function.
11881 (lower_omp_parallel): Call it via walk_stmts, set
11882 OMP_PARALLEL_COMBINED if appropriate.
11883 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11884 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11885 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11886 don't consider it as combined parallel.
11888 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11890 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11891 (gcc_tooldir): Likewise.
11892 * configure: Regenerate.
11893 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11894 old configure.ac gcc_tooldir setting.
11895 (prefix_to_exec_prefix): New variable.
11896 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11897 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11899 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11901 Fix PR tree-optimization/32583
11902 Fix PR tree-optimization/32584
11903 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11904 (phi_translate_set): Use phi_translate directly now.
11905 (make_values_for_stmt): Don't value number RHS if we already know
11908 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11909 Jim Wilson <wilson@specifix.com>
11912 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11915 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11916 Richard Sandiford <richard@codesourcery.com>
11917 Nigel Stephens <nigel@mips.com>
11919 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11920 (mips16e_output_save_restore): Declare.
11921 (mips16e_save_restore_pattern_p): Likewise.
11922 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11923 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11924 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11925 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11926 (BITSET_P): New global macro, extracted from...
11927 (mips_for_each_saved_reg): ...here.
11928 (mips16e_save_restore_info): New struct.
11929 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11930 (mips16e_save_restore_regs): New variable.
11931 (mips_split_plus, mips16e_find_first_register): New functions.
11932 (mips16e_mask_registers): New function.
11933 (compute_frame_size): Expand the commentary before the function.
11934 Enforce the MIPS16e save and restore register range restrictions.
11935 Pad the general register save area at the low end.
11936 (mips16e_save_restore_reg, mips16e_build_save_restore)
11937 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11938 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11939 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11941 (mips_expand_prologue, mips_expand_epilogue): Handle
11942 GENERATE_MIPS16E_SAVE_RESTORE.
11943 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11945 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11947 PR tree-optimization/31966
11948 PR tree-optimization/32533
11949 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11950 "basic_block" description as its third argument. Update function
11951 calls to get destination bb from "edge" argument. Save "cond" into
11952 aux field of the edge. Update prototype for changed arguments.
11953 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11955 (find_phi_replacement_condition): Operate on incoming edges, not
11956 on predecessor blocks. If there is a condition saved in the
11957 incoming edge aux field, AND it with incoming bb predicate.
11958 Return source bb of the first edge.
11959 (clean_predicate_lists): Clean aux field of outgoing node edges.
11960 (tree_if_conversion): Do not initialize cond variable. Move
11961 variable declaration into the loop.
11962 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11963 initializations of new_stmt, arg0 and arg1 variables.
11965 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11967 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11968 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11970 2007-07-02 Richard Guenther <rguenther@suse.de>
11972 * tree-ssa.c (useless_type_conversion_p): Document
11973 future intent as defining the middle-end type system.
11974 Re-structure to call langhook last, group by type class,
11975 mark questionable parts.
11977 2007-07-02 Richard Guenther <rguenther@suse.de>
11979 * tree-flow.h (types_compatible_p): Declare.
11980 * tree-ssa.c (types_compatible_p): New function.
11981 * ipa-type-escape.c (discover_unique_type): Use
11982 types_compatible_p instead of lang_hooks.types_compatible_p.
11983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11984 * tree-vn.c (expressions_equal_p): Likewise.
11985 * tree.c (fields_compatible_p): Likewise.
11986 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11987 (cprop_operand): Use useless_type_conversion_p instead of
11988 lang_hooks.types_compatible_p.
11989 * tree-inline.c (setup_one_parameter): Likewise.
11990 (declare_return_variable): Likewise.
11991 * tree-nrv.c (tree_nrv): Likewise.
11992 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11993 (maybe_fold_offset_to_component_ref): Likewise.
11994 (maybe_fold_offset_to_reference): Likewise.
11995 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11996 (merge_alias_info): Likewise.
11997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11998 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11999 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12000 * tree-tailcall.c (find_tail_calls): Likewise.
12001 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12002 * gimplify.c (canonicalize_addr_expr): Likewise.
12003 (fold_indirect_ref_rhs): Likewise.
12004 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12005 (cpt_same_type): Likewise.
12006 (check_pointer_types_r): Swap parameters to cpt_same_type
12008 * fold-const.c (fold_convert): Revert fix for PR15988.
12009 * tree-inline.c (setup_one_parameter): Instead fix it here by
12010 using fold_build1 instead of fold_convert and checking for
12011 error_mark_node. Convert only if the conversion is necessary.
12013 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12015 * configure.ac: Check for .gnu_attribute on Power.
12016 * configure: Regenerate.
12017 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12018 attribute for floating-point ABI.
12020 2007-07-02 Ira Rosen <irar@il.ibm.com>
12022 PR tree-optimization/32230
12023 PR tree-optimization/32477
12024 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12025 address is a constant.
12027 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12029 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12030 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12031 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12032 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12033 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12034 64-bit targets. Add support for *-elfoabi*.
12035 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12036 different settings if $(tm_defines) does not select the EABI.
12037 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12038 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12039 (MIPS_ARCH_OPTION_SPEC): Likewise.
12040 (MIPS_ISA_LEVEL_SPEC): Likewise.
12041 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12042 * config/mips/elfoabi.h: New file.
12044 2007-07-02 Richard Guenther <rguenther@suse.de>
12046 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12047 (useless_type_conversion_p): ... this.
12048 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12049 (useless_type_conversion_p): ... this.
12050 * builtins.c (fold_builtin_memory_op): Rename
12051 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12052 * tree-cfg.c (verify_expr): Likewise.
12053 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12054 * tree-ssa-ccp.c (ccp_fold): Likewise.
12055 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12056 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12058 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12059 * tree-ssa-pre.c (eliminate): Likewise.
12060 * tree-ssa.c (delete_tree_ssa): Likewise.
12061 (tree_ssa_useless_type_conversion): Likewise.
12062 * tree.c (build2_stat): Likewise.
12064 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12066 Fix PR tree-optimization/32571
12067 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12070 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12072 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12073 and other expected operations explicitly, change default to
12076 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12078 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12080 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12081 (tls_load_dot_plus_eight): Move the label number into the unspec.
12082 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12084 2007-07-01 Andreas Schwab <schwab@suse.de>
12086 * dwarf2out.c (initial_return_save): Define only if used.
12088 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12090 Unreverting Richard's Revert of:
12092 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12094 * dce.c (deletable_insn_p_1): New function, split out from...
12095 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12096 specially, not those inside PARALLELs. Remove BODY argument
12097 and adjust recursive call accordingly.
12098 (prescan_insns_for_dce): Update call to delete_insn_p.
12100 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12101 Revital Eres <eres@il.ibm.com>
12103 * ddg.c (create_ddg_all_sccs): Fix missed
12104 initialization of scc_nodes.
12106 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12108 PR middle-end/32559
12109 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12110 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12112 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12114 * configure.ac: Check for .gnu_attribute on MIPS.
12115 * configure, config.in: Regenerate.
12116 * config/mips/mips.c (mips_file_start): If supported, output
12117 attribute for floating-point ABI.
12119 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12122 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12123 (ffs_cmove): New expander to expand using ctz pattern.
12124 (*ffs_cmove): Remove pattern.
12125 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12126 (ffsdi2): Expand using ctz pattern.
12127 (*ffs_rex64): Remove pattern.
12129 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12131 PR rtl-optimization/32296
12132 * pa.md (return): Delete pattern.
12133 (return_internal): Remove "(const_int 1)" from pattern.
12134 (epilogue): Use return_internal pattern for trivial returns.
12135 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12136 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12138 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12140 * tree-ssa-pre.c (is_exception_related): New function
12141 (can_value_number_operation): Use it.
12143 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12145 Fix PR tree-optimization/32540
12146 Fix PR tree-optimization/31651
12148 * tree-ssa-sccvn.c: New file.
12150 * tree-ssa-sccvn.h: Ditto.
12152 * tree-vn.c: Include tree-ssa-sccvn.h
12153 (val_expr_paid_d): Removed.
12154 (value_table): Ditto.
12155 (vn_compute): Ditto.
12156 (val_expr_pair_hash): Ditto.
12157 (val_expr_pair_expr_eq): Ditto.
12158 (copy_vuses_from_stmt): Ditto.
12159 (vn_delete): Ditto.
12161 (shared_vuses_from_stmt): Ditto.
12162 (print_creation_to_file): Moved up.
12163 (sort_vuses): Ditto.
12164 (sort_vuses_heap): Ditto.
12165 (set_value_handle): Make non-static.
12166 (make_value_handle): Ditto.
12167 (vn_add): Rewritten to use sccvn lookups.
12168 (vn_add_with_vuses): Ditto.
12169 (vn_lookup): Ditto (and second argument removed).
12170 (vn_lookup_with_vuses): Ditto.
12171 (vn_lookup_or_add): Ditto (and second argument removed);
12172 (vn_lookup_or_add_with_vuses): Ditto.
12173 (vn_lookup_with_stmt): New.
12174 (vn_lookup_or_add_with_stmt): Ditto.
12175 (create_value_handle_for_expr): Ditto.
12177 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12178 (seen_during_translate): New function.
12179 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12180 (phi_trans_add): Ditto.
12181 (constant_expr_p): FIELD_DECL is always constant.
12182 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12183 Use constant_expr_p.
12184 Avoid infinite recursion on mutually valued expressions.
12185 Change callers of vn_lookup_or_add.
12186 (phi_translate): New function.
12187 (compute_antic_safe): Allow phi nodes.
12188 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12189 (find_or_generate_expression): Rewrite slightly.
12190 (create_expression_by_pieces): Updated for vn_lookup_or_add
12192 Update VN_INFO for new names.
12193 (insert_into_preds_of_block): Update for new names.
12194 (add_to_exp_gen): New function.
12195 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12196 (find_existing_value_expr): Rewrite to changed vn_lookup.
12197 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12198 (try_look_through_load): Removed.
12199 (try_combine_conversion): Ditto.
12200 (get_sccvn_value): New function.
12201 (make_values_for_phi): Ditto.
12202 (make_values_for_stmt): Ditto.
12203 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12205 (init_pre): Update for SCCVN changes.
12207 (execute_pre): Ditto.
12209 * tree-flow.h (make_value_handle): Declare.
12210 (set_value_handle): Ditto.
12211 (sort_vuses_heap): Ditto.
12212 (vn_lookup_or_add_with_stmt): Ditto.
12213 (vn_lookup_with_stmt): Ditto.
12214 (vn_compute): Remove.
12216 (vn_delete): Ditto.
12217 (vn_lookup): Update arguments.
12219 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12220 (tree-vn.o): Ditto.
12221 (tree-ssa-sccvn.o): New.
12222 (OBJS-common): Add tree-ssa-sccvn.o
12224 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12227 * c-typeck.c (build_external_ref): Don't mark as used if called
12229 * calls.c (rtx_for_function_call): Likewise.
12231 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12235 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12237 * dce.c (deletable_insn_p_1): New function, split out from...
12238 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12239 specially, not those inside PARALLELs. Remove BODY argument
12240 and adjust recursive call accordingly.
12241 (prescan_insns_for_dce): Update call to delete_insn_p.
12243 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12245 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12246 (try_combine): Move potential calls to undo_all() so they happen
12247 before we commit to using the combined insns.
12249 2006-06-30 Jan Hubicka <jh@suse.cz>
12251 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12254 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12256 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12257 (cgraph_remove_unreachable_nodes): Likewise.
12258 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12259 * ipa-inline.c (update_caller_keys): Cast according to the coding
12261 (cgraph_decide_recursive_inlining): Likewise.
12262 (cgraph_decide_inlining_of_small_function): Likewise.
12263 (try_inline): Likewise.
12264 (cgraph_decide_inlining_incrementally): Likewise.
12265 * ipa-pure-const.c (get_function_state): Likewise.
12266 (scan_function): Likewise.
12267 (analyze_function): Likewise.
12268 (static_execute): Likewise.
12269 * ipa-reference.c (scan_for_static_refs): Likewise.
12270 (merge_callee_local_info): Likewise.
12271 (analyze_function): Use type safe memory macros.
12272 (static_execute): Likewise. Cast according to the coding conventions.
12273 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12275 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12277 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12278 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12281 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12283 PR middle-end/30024
12284 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12285 for complex modes (both int and real).
12287 2007-06-29 Jan Hubicka <jh@suse.cz>
12289 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12291 2007-06-29 Jan Hubicka <jh@suse.cz>
12293 PR middle-end/32372
12294 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12297 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12300 * config/avr/avr.c: Include dataflow header file.
12301 (expand_prologue): Adjust for prologue insn change.
12302 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12305 2007-06-29 Richard Guenther <rguenther@suse.de>
12307 PR middle-end/32493
12308 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12309 during type verification.
12311 2007-06-29 Jan Hubicka <jh@suse.cz>
12313 * recog.c (validate_change_rtx_1): Unshare TO argument.
12315 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12317 PR tree-optimization/24659
12318 * tree-vect-transform.c (vectorizable_call): Handle
12319 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12321 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12322 * config/i386/i386.c (enum ix86_builtins)
12323 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12324 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12326 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12327 const using def_builtin_const.
12328 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12329 input operands in the same modes as the result.
12330 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12332 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12334 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12335 (df_set_dead_notes_for_mw): Likewise.
12337 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12339 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12341 2007-06-28 DJ Delorie <dj@redhat.com>
12343 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12345 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12347 * doc/invoke.texi (C++ Dialect Options): Document
12348 fvisibility-ms-compat.
12349 * c.opt (fvisibility-ms-compat): New.
12351 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12354 * tree-affine.c (aff_combination_add_elt): Handle
12355 pointer addition specially.
12357 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12359 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12360 decl is non-external for AIX ABI.
12362 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12364 * config/rs6000/predicates.md (current_file_function_operand):
12365 Ensure the symbol is non-external for AIX ABI.
12367 2007-06-28 Nick Clifton <nickc@redhat.com>
12369 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12370 (fdce, fdse, fpredictive-commoning): Likewise.
12372 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12375 * gcc.c (process_command): Recognize the new -static-libgfortran
12378 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12381 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12382 Use a call clobbered hard reg instead of a pseudo reg.
12384 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12386 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12388 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12391 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12392 REG_LIBCALL and REG_RETVAL notes.
12393 (divsi3, mulsi3): Likewise.
12394 (mulhisi3): Likewise. Use emit_libcall_block.
12395 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12397 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12399 PR rtl-optimization/32481
12400 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12402 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12404 * dce.c (deletable_insn_p_1): New function, split out from...
12405 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12406 specially, not those inside PARALLELs. Remove BODY argument
12407 and adjust recursive call accordingly.
12408 (prescan_insns_for_dce): Update call to delete_insn_p.
12410 2007-06-27 Richard Guenther <rguenther@suse.de>
12412 PR middle-end/32492
12413 * tree.h (fold_convertible_p): Declare.
12414 * fold-const.c (fold_convertible_p): New function.
12415 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12416 instead of lang_hooks.types_compatible_p.
12418 2007-06-26 Jan Hubicka <jh@suse.cz>
12420 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12421 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12422 early use validate_unshare_change.
12423 (reload_combine): Likewise.
12424 * recog.c (change_t): New field unshare.
12425 (validate_change_1): Rename from validate_change; add argument unshare.
12426 (validate_change): Turn into wrapper of validate_change_1; update
12427 prototype for bools.
12428 (validate_unshare_change): New.
12429 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12430 calls of df_insn_rescan.
12431 * recog.h (validate_change): Replace ints by bools.
12432 (validate_unshare_change): Declare.
12434 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12436 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12438 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12440 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12442 2007-06-25 Jan Hubicka <jh@suse.cz>
12444 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12446 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12447 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12448 places other call site specific checks are performed.
12450 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12453 * tree-vect-transform.c (vectorizable_operation): Convert
12454 POINTER_PLUS_EXPR over to PLUS_EXPR.
12456 2007-06-25 Chao-ying Fu <fu@mips.com>
12458 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12459 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12460 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12461 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12463 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12464 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12465 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12466 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12467 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12468 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12469 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12470 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12471 ALL_FIXED_POINT_MODE_P): New define.
12472 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12474 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12476 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12477 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12478 MODE_VECTOR_UACCUM): New mode classes.
12480 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12481 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12482 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12485 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12486 (blank_mode): Initialize ibit and fbit.
12487 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12488 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12490 (new_adjust): Change required_class to required_class_from and
12491 required_class_to for testing within a range.
12492 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12493 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12494 MODE_VECTOR_UACCUM.
12495 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12496 (make_fixed_point_mode): New.
12497 (_ADD_ADJUST): Change C to C1 and C2.
12498 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12499 use a range for machine classes.
12500 (ADJUST_IBIT, ADJUST_FBIT): New.
12501 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12503 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12504 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12505 Emit adjustment for ibit and fbit.
12506 (emit_mode_ibit, emit_mode_fbit): New.
12507 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12509 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12511 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12512 as the source of the set.
12514 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12516 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12517 FP_REGNO_P): Use IN_RANGE.
12518 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12519 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12520 (DATA_REG_P): Use DATA_REGNO_P.
12521 (FP_REG_P): Use FP_REGNO_P.
12522 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12523 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12524 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12526 2007-06-24 Jan Hubicka <jh@suse.cz>
12528 PR middle-end/30563
12529 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12531 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12533 PR middle-end/32461
12534 * fold-const.c (fold_binary): Strip nops of operand 0
12535 of BIT_NOT_EXPR before calling operand_equal_p.
12536 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12537 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12539 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12541 * doc/extend.texi: Document that dllimport and dllexport imply
12542 default visibility.
12543 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12544 imported or exported declaration, including type declarations.
12545 * c-common.c (handle_visibility_attribute): Check for conflicts
12546 with dllimport/dllexport.
12547 (c_determine_visibility): Handle dllimport/dllexport as an
12548 explicit visibility atttribute.
12550 2007-06-23 Richard Guenther <rguenther@suse.de>
12552 PR tree-optimization/16876
12553 PR middle-end/29478
12554 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12556 * tree-inline.c (initialize_inlined_parameters): Do not call
12557 lang_hooks.tree_inlining.convert_parm_for_inlining.
12558 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12559 reason for mismatched types.
12560 * gimplify.c (gimplify_call_expr): Verify the call expression
12561 arguments match the called function type signature. Otherwise
12562 mark the call expression to be not considered for inlining
12563 using CALL_CANNOT_INLINE_P flag.
12564 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12565 edges call expression.
12566 (cgraph_decide_inlining_of_small_function): Likewise.
12567 (cgraph_decide_inlining): Likewise.
12568 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12570 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12571 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12572 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12573 Remove declaration.
12574 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12575 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12577 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12578 convert_parm_for_inlining member.
12580 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12583 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12584 Remove optimization for GT.
12586 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12588 PR middle-end/32437
12589 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12591 (prescan_insns_for_dce): Add extra parameter.
12593 2007-06-23 Jan Hubicka <jh@suse.cz>
12595 PR middle-end/31541
12596 * gimplify.c (mark_addressable): New function.
12597 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12599 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12601 PR middle-end/32374
12602 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12604 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12608 moves between MMX/SSE registers to at least 8 units to prevent
12609 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12611 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12613 * config/i386/i386.c (override_options): Correct x86_sahf
12616 2007-06-21 David Daney <ddaney@avtrex.com>
12619 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12620 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12621 (exception_receiver): Renamed to ...
12622 (nonlocal_goto_receiver): ... this.
12624 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12626 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12627 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12628 partial register accesses.
12630 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12632 * fold-const.c (debug_fold_checksum): Move it under
12633 ENABLE_FOLD_CHECKING.
12635 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12637 PR middle-end/20623
12638 * tree.h (debug_fold_checksum): Declared.
12639 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12640 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12641 build_fold_addr_expr_with_type_1.
12642 (fold_addr_expr, debug_fold_checksum): New.
12643 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12644 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12645 Use fold_addr_expr.
12647 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12649 PR tree-optimization/19590
12650 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12651 of scev is a constant.
12653 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12655 * df-problems.c (df_note_bb_compute): Made computation of live
12656 info consistent with df_lr.
12658 2007-06-21 Richard Guenther <rguenther@suse.de>
12660 PR tree-optimization/32453
12661 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12662 for pointer anti-range.
12664 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12666 * config/i386/i386.c (processor_target_table): Increase maximum
12667 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12670 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12671 byte alignment if > 8 byte alignment is preferred.
12672 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12674 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12676 PR tree-optimization/31866
12677 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12678 if ASM_EXPR's input is not a SSA_NAME.
12680 PR middle-end/32362
12681 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12682 but decl is a global var, instead return decl.
12683 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12684 even for is_global_var decls, if they are private in some outer
12687 2007-06-21 Richard Guenther <rguenther@suse.de>
12689 PR tree-optimization/32451
12690 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12692 2007-06-21 Christian Bruel <christian.bruel@st.com>
12694 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12695 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12696 (push_regs): Changed saving order or banked registers.
12697 (sh_expand_epilogue): Likewise.
12698 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12699 (FIRST_BANKED_REG): Likewise.
12700 (LAST_BANKED_REG): Likewise.
12701 * config/sh/sh.md (banked) New attribute.
12702 (in_delay_slot): Check banked attribute.
12704 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12706 PR tree-optimization/32075
12707 * tree-data-ref.c (subscript_dependence_tester_1,
12708 analyze_miv_subscript, analyze_overlapping_iterations,
12709 add_distance_for_zero_overlaps, build_classic_dist_vector,
12710 subscript_dependence_tester_1, analyze_overlapping_iterations,
12711 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12712 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12713 to evolution_function_is_affine_multivariate_p.
12715 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12717 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12719 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12722 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12724 * config/m32c/prologue.md (epilogue_exitd_16): New.
12725 (epilogue_reit_16): New.
12726 (epilogue_exitd): Rename to epilogue_exitd_24.
12727 (epilogue_reit): Rename to epilogue_reit_24.
12729 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12730 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12732 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12734 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12735 if dbg_cnt (sched_insn) reaches the limit.
12736 (choose_ready): New parameter INSN_PTR and new return value.
12737 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12738 the new return value from choose_ready.
12739 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12740 (rest_of_handle_global_alloc): New global_alloc_at_func.
12742 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12744 PR tree-optimization/25737
12745 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12746 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12747 * tree-flow.h (struct fieldoff): Add new field alias_set.
12748 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12749 argument addressable_type. Set alias_set of fieldoff.
12750 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12751 (create_overlap_variables_for): Pass alias_set from fieldoff to
12753 * alias.c (get_alias_set): Use alias_set from SFT if set.
12755 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12757 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12758 of a variable as an unsigned HOST_WIDE_INT integer.
12760 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12762 PR rtl-optimization/32405
12763 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12765 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12767 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12769 PR middle-end/31959
12770 * builtins.c: Include diagnostic.h.
12771 (expand_builtin_expect): Make gcc_assert more permissive.
12772 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12774 PR inline-asm/32109
12775 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12778 PR middle-end/32285
12779 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12780 if ACCUMULATE_OUTGOING_ARGS.
12782 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12784 * config/m68hc11/m68hc11.c: Include dataflow header file.
12785 (m68hc11_reorg): Port to dataflow.
12787 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12789 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12790 (struct df_problem.free_blocks_on_set_blocks): New field.
12791 (struct dataflow.optional_p): New field.
12792 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12793 (df_live_set_all_dirty): New function.
12794 * df-scan.c (df_scan_alloc): Initialize optional_p.
12795 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12796 * df-core.c (df_set_blocks): Removed use of
12797 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12798 df_problem.free_blocks_on_set_blocks to determine which blocks are
12800 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12801 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12802 uses dataflow.optional_p to determine if problem should be
12804 (rest_of_handle_df_initialize): Only start live problem if
12806 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12807 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12808 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12809 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12810 problem_NOTE): Initialize free_blocks_on_set_blocks.
12811 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12813 (df_live_set_all_dirty, df_note_alloc): New function.
12814 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12816 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12817 * postreload.c (reload_combine): Ditto.
12818 * cse.c (cse_extended_basic_block): Ditto.
12819 * regmove.c (mark_flags_life_zones): Ditto.
12820 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12821 erase_matching_seqs): Ditto.
12822 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12823 * integrate (allocate_initial_values): Ditto.
12824 * combine.c (reg_dead_at_p): Ditto.
12825 * resource.c (mark_target_live_regs): Ditto.
12826 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12827 * config/sh/sh.c (find_r0_life_regions): Ditto.
12828 * global.c (rest_of_handle_global_alloc): Only add back df_live
12830 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12831 df_live for -O > 1.
12832 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12834 (if_convert): Make sure df_live is there at -O == 1.
12835 (pass_if_after_combine): Cleanup flags.
12836 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12837 is there at -O == 1.
12839 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12841 * config/arm/arm.c (arm_get_frame_offsets): Set
12842 offsets->locals_base to avoid negative stack size.
12843 (thumb1_expand_prologue): Assert on negative stack size.
12845 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12847 PR tree-optimization/32367
12848 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12849 of the chrec has no evolution in that loop.
12850 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12852 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12854 * config/xtensa/xtensa.c: Include "df.h".
12855 (xtensa_builtin_saveregs): Use adjust_address instead of
12857 (xtensa_va_start): Invoke make_tree with sizetype for
12858 expand_builtin_saveregs and then convert the result to a pointer.
12859 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12860 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12861 Subtract argument size from index value as integers and then use
12862 POINTER_PLUS_EXPR to add the result to the array address.
12864 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12867 * config/m32c/m32c.c: Include dataflow header file.
12868 (m32c_emit_prologue): Adjust for prologue insn change.
12869 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12870 once inside a PARALLEL. Assume frame size passed in operand 0
12871 includes space to save the fb register.
12872 (prologue_enter_24): Likewise.
12873 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12875 2007-06-19 David Daney <ddaney@avtrex.com
12878 * config/mips/mips.md (cprestore): Mark $gp as used.
12880 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12883 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12884 (frv_ifcvt_modify_insn): Likewise.
12886 2007-06-19 Richard Guenther <rguenther@suse.de>
12888 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12889 only handle positive offsets that fit in a HOST_WIDE_INT.
12891 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12893 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12894 result of rsqrt insn for zero input argument to avoid NaN.
12896 2007-06-19 Richard Guenther <rguenther@suse.de>
12898 PR middle-end/31950
12899 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12901 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12903 PR tree-optimization/32353
12904 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12906 2007-06-19 Nick Clifton <nickc@redhat.com>
12908 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12910 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12913 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12914 * config/i386/i386.c (assign_386_stack_local): Assert that
12915 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12916 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12917 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12918 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12920 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12922 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12924 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12926 PR rtl-optimization/32321
12927 * gcse.c (replace_store_insn): Update the note before
12928 calling emit_insn_after.
12930 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12932 PR middle-end/32355
12933 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12935 * df-problems.c (df_note_bb_compute): Fix dumping info.
12937 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12939 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12940 insn with emit_jump_insn.
12942 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12944 PR tree-optimization/32383
12945 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12946 * targhooks.h (default_builtin_reciprocal): Update prototype.
12947 * target.h (struct gcc_target): Update builtin_reciprocal.
12948 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12949 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12950 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12951 when fndecl is in BUILT_IN_MD class.
12952 (execute_convert_to_rsqrt): Ditto.
12954 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12955 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12956 Convert BUILT_IN_SQRTF code only when md_fn is false.
12958 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12960 * bt-load.c (move_btr_def): Fix the order of arguments
12961 to validate_replace_rtx.
12963 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12965 * config/m68k/m68k-devices.def: Add 54450..54455.
12967 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12969 PR rtl-optimization/32366
12970 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12971 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12974 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12976 PR middle-end/32349
12977 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12978 this is true, rescan insn being modified.
12979 (sms_schedule): Added rescan parameter.
12980 (rest_of_handle_sms): Moved freeing of dominance info to before
12981 getting out of cfg_layout.
12983 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12985 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12986 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12989 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12990 FL_CF_EMAC from the entry for isac.
12992 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12993 (const_sibcall_operand): New.
12994 (sibcall_operand): Use it.
12995 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12996 (m68k_isas): ISAC does not imply FPU or EMAC.
12997 (override_options): Add ISA_C logic for symbolic jump & call.
12999 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13001 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13002 return mode from the builtin itself.
13003 (sparc_fold_builtin): Fix cast of zero constant.
13005 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13007 * targhooks.c (default_builtin_reciprocal): New default target hook.
13008 * targhooks.h (default_builtin_reciprocal): Add prototype.
13009 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13010 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13011 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13012 default_builtin_reciprocal.
13014 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13016 PR middle-end/31723
13017 * hooks.c (hook_tree_tree_bool_null): New hook.
13018 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13019 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13020 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13021 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13022 and convert it to reciprocal a*rfunc(b).
13023 (execute_convert_to_rsqrt): New function.
13024 (gate_convert_to_rsqrt): New function.
13025 (pass_convert_to_rsqrt): New pass definition.
13026 * target.h (struct gcc_target): Add builtin_reciprocal.
13027 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13028 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13029 TARGET_BUILTIN_RECIPROCAL.
13030 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13032 * config/i386/i386.h (TARGET_RECIP): New define.
13033 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13034 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13035 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13036 and not optimizing for size.
13037 (*rcpsf2_sse): New insn pattern.
13038 (*rsqrtsf2_sse): Ditto.
13039 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13040 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13041 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13042 and not optimizing for size.
13043 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13044 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13045 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13046 and not optimizing for size.
13047 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13048 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13049 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13050 and not optimizing for size.
13051 (*sse_rsqrtv4sf2): Do not export.
13052 (sqrtv4sf2): Ditto.
13053 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13054 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13055 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13056 and not optimizing for size.
13057 (sqrtv4sf2): Ditto.
13058 * config/i386/i386.opt (mrecip): New option.
13059 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13060 (ix86_emit_swsqrtsf): Ditto.
13061 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13062 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13063 builtin definition.
13064 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13065 ix86_expand_unop1_builtin.
13066 (ix86_emit_swdivsf): New function.
13067 (ix86_emit_swsqrtsf): Ditto.
13068 (ix86_builtin_reciprocal): New function.
13069 (TARGET_BUILTIN_RECIPROCAL): Use it.
13070 (ix86_vectorize_builtin_conversion): Rename from
13071 ix86_builtin_conversion.
13072 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13073 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13074 "i386 and x86_64 Options" section.
13075 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13077 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13078 Zdenek Dvorak <dvorakz@suse.cz>
13079 Richard Guenther <rguenther@suse.de>
13080 Kaz Kojima <kkojima@gcc.gnu.org>
13082 * tree-vrp.c (compare_values_warnv): Convert val2 to
13084 (extract_range_from_assert): Create
13085 POINTER_PLUS_EXPR for pointer types.
13086 (extract_range_from_binary_expr): Handle
13087 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13089 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13090 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13091 POINTER_PLUS_EXPR as PLUS_EXPR.
13092 (number_of_iterations_lt_to_ne):
13093 For pointer types, use sizetype when
13094 creating MINUS_EXPR/PLUS_EXPRs.
13095 (assert_loop_rolls_lt): For pointer types, use sizetype when
13096 creating MINUS_EXPR/PLUS_EXPRs.
13097 (number_of_iterations_le): Likewise.
13098 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13099 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13100 like PLUS_EXPR and MINUS_EXPR.
13101 * tree-pretty-print.c (dump_generic_node): Handle
13103 (op_prio): Likewise.
13104 (op_symbol_1): Likewise.
13105 * optabs.c (optab_for_tree_code): Likewise.
13106 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13108 * tree-tailcall.c (process_assignment): Mention
13109 POINTER_PLUS_EXPR in a TODO comment.
13110 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13111 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13112 not used with a pointer and an integer type.
13113 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13114 increment using chrec_convert_rhs instead of chrec_convert.
13115 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13116 PLUS_EXPR except for the right hand side's type will be
13118 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13119 (fold_used_pointer_cast): Kill.
13120 (pointer_offset_p): Kill.
13121 (fold_used_pointer): Kill.
13122 (pointer_used_p): Kill.
13123 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13124 call fold_used_pointer.
13125 (instantiate_parameters_1): Convert the increment
13126 using chrec_convert_rhs instead of chrec_convert.
13127 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13128 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13129 instead of PLUS_EXPR.
13130 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13131 PLUS_EXPR for pointers.
13132 (std_gimplify_va_arg_expr): Likewise.
13133 (fold_builtin_memory_op): Likewise.
13134 (fold_builtin_strstr): Likewise.
13135 (fold_builtin_strchr): Likewise.
13136 (fold_builtin_strrchr): Likewise.
13137 (fold_builtin_strpbrk): Likewise.
13138 (expand_builtin_memory_chk): Likewise.
13139 (fold_builtin_memory_chk): Likewise.
13140 (std_expand_builtin_va_start): Use
13141 sizetype for the call to make_tree and then convert
13142 to the pointer type.
13143 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13144 instead of PLUS_EXPR for adding to a pointer.
13145 (std_gimplify_va_arg_expr): Use fold_build2 for
13146 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13147 the operands to sizetype first and then cast the BIT_AND_EXPR
13148 back to the pointer type.
13149 * fold-const.c (build_range_check): Handle pointer types
13151 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13152 of PLUS_EXPR's. Make sure the offset is converted to
13154 (try_move_mult_to_index): Strip the NOPs from the offset.
13155 Remove code argument and replace all uses with PLUS_EXPR.
13156 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13157 specially. Don't use a pointer type for MINUS_EXPR.
13158 (fold_unary): Handle for (T1)(X op Y),
13159 only p+ as that is the only as that can be handled for
13160 binary operators now.
13161 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13163 <case PLUS_EXPR>: Add folding of PTR+INT into
13165 Don't call try_move_mult_to_index.
13166 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13167 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13168 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13169 Don't call try_move_mult_to_index.
13170 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13171 (tree_expr_nonzero_p): Likewise.
13172 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13173 of PLUS_EXPR for the complex expression folding.
13174 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13175 first chrec is a pointer type, then the second should
13176 be sizetype and not the first's type.
13177 For POINTER_PLUS_EXPR, use a different right hand side type.
13178 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13179 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13180 different right hand side type.
13181 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13182 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13183 instead of PLUS_EXPR.
13184 When either operand is zero, convert the other operand.
13185 (chrec_apply): Use chrec_convert_rhs
13186 on the argument x instead of chrec_convert.
13187 (reset_evolution_in_loop): For pointer types, the new_evol
13188 should be sizetype.
13189 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13190 different right hand side type.
13191 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13192 (chrec_convert_rhs): New function.
13193 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13194 different right hand side type.
13195 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13196 * tree-chrec.h (chrec_convert_rhs): New prototype.
13197 (build_polynomial_chrec): For pointer types, the right hand
13198 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13199 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13200 Remove subtraction case as it is always addition now.
13201 Make sure the offset is converted to sizetype.
13202 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13203 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13204 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13205 PLUS_EXPR in pointer type.
13206 Handle POINTER_PLUS_EXPR.
13207 (tree_to_aff_combination): Likewise.
13208 (force_expr_to_var_cost): Likewise.
13209 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13210 instead of PLUS_EXPR for pointers.
13211 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13212 instead of PLUS_EXPR of pointer types.
13213 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13215 (check_va_list_escapes): Likewise.
13216 (check_all_va_list_escapes): Likewise.
13217 * dwarf2out.c (loc_descriptor_from_tree_1):
13218 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13219 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13220 (string_constant): Likewise.
13221 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13222 the offset to the base, use POINTER_PLUS_EXPR.
13223 (add_to_parts): Convert the index to sizetype.
13224 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13225 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13226 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13227 Offset only holds something for PLUS_EXPR.
13228 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13230 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13232 (analyze_accesses_for_modify_stmt): Likewise.
13233 Remove comment about the type being integral type as it is
13235 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13237 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13239 Correct the type which the artimentic is done in (is now
13242 * tree-data-ref.c (split_constant_offset): Handle
13244 * tree-affine.c (tree_to_aff_combination): Likewise.
13245 * c-typeck.c (build_unary_op): For pointers create the increment
13246 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13248 * gimplify.c (gimplify_self_mod_expr): Create a
13249 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13250 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13251 * tree.def (POINTER_PLUS_EXPR): New tree code.
13252 * tree-predcom.c (ref_at_iteration): If we have a pointer
13253 type do the multiplication in sizetype.
13254 * tree-mudflap.c (mf_xform_derefs_1): Create a
13255 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13256 * tree-ssa-forwprop.c
13257 (forward_propagate_addr_into_variable_array_index):
13258 Don't expect there to be a cast for the index as that
13259 does not exist anymore.
13260 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13261 instead of PLUS_EXPR.
13262 Don't check for the first operand of the POINTER_PLUS_EXPR
13263 was the index as it cannot be.
13264 Call forward_propagate_addr_into_variable_array_index with
13265 the SSA_NAME instead of the statement.
13266 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13267 (compare_constant): Likewise.
13268 (copy_constant): Likewise.
13269 (compute_reloc_for_constant): Likewise.
13270 (output_addressed_constants): Likewise.
13271 (initializer_constant_valid_p): Likewise.
13272 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13273 Convert the MIN/MAX of the inner type to the outer
13274 type before comparing them.
13275 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13276 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13277 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13278 of PLUS_EXPR for pointers.
13279 * tree-inline.c (estimate_num_insns_1): Handle
13281 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13282 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13283 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13284 instead of PLUS_EXPR for the pointer increment statement.
13285 (vect_update_ivs_after_vectorizer): For pointer types, create
13286 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13287 MULT_EXPR in sizetype.
13288 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13290 * tree-object-size.c (plus_expr_object_size): Handle
13291 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13292 code which is trying to figure out which side is a pointer and
13294 (check_for_plus_in_loops_1): Likewise.
13295 (check_for_plus_in_loops): Likewise.
13296 * c-common.c (pointer_int_sum): Create a
13297 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13298 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13299 only POINTER_PLUS_EXPR. Removing all the extra
13300 code which is trying to figure out which side is a pointer and
13302 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13303 PLUS_EXPR and MINUS_EXPR.
13304 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13306 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13307 with make_tree, instead of a pointer type.
13308 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13309 for pointers instead of PLUS_EXPR.
13310 (s390_gimplify_va_arg): Likewise.
13311 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13312 instead of PLUS_EXPR when doing addition on pointer
13313 types. Use sizetype for the second operand.
13314 (spu_gimplify_va_arg_expr): Likewise.
13315 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13316 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13317 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13318 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13319 for the pointer addition and also use size_int/sizetype
13321 (ix86_gimplify_va_arg): Likewise.
13322 Perform BIT_AND_EXPR on sizetype arguments.
13323 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13324 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13325 for the pointer additions and also use size_int for the offsets.
13326 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13327 additions and also use size_int for the offsets. Perform
13328 BIT_AND_EXPR on sizetype arguments.
13329 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13330 POINTER_PLUS_EXPR for pointers and create the
13331 BIT_AND_EXPR in sizetype.
13332 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13333 instead of PLUS_EXPR for pointer addition.
13334 (rs6000_va_start): Likewise.
13335 Also use sizetype for the offset.
13336 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13337 as PLUS_EXPR/MINUS_EXPR.
13338 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13339 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13340 Don't use BIT_AND_EXPR on a pointer type, convert the
13341 expression to sizetype first.
13342 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13344 (mips_gimplify_va_arg_expr): Likewise.
13345 Don't create BIT_AND_EXPR in a pointer type.
13347 2007-06-15 Eric Christopher <echristo@apple.com>
13349 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13350 (x86_64-*-darwin*): Ditto.
13351 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13354 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13356 * doc/extend.texi: Document behavior of __attribute__((aligned))
13359 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13361 * rtlanal.c (note_stores): Improve documentation.
13363 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13365 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13366 LOCAL_LABEL_PREFIX): Delete.
13367 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13368 (bfin_internal_label): Delete.
13370 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13372 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13373 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13374 otherwise define to LIBGCC2_TF_CEXT.
13375 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13376 (LIBGCC_TF_CEXT): Ditto.
13379 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13381 PR rtl-optimization/32339
13382 * df-scan.c (df_uses_record): Don't modify flags but just add to
13383 it for df_ref_record.
13385 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13387 * tree-mudflap.c: Fix whitespace issues.
13389 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13391 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13393 2007-06-14 Eric Christopher <echristo@apple.com>
13395 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13396 (movv4sf): Use gcc_unreachable instead of abort.
13398 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13401 * config/i386/sfp-machine.h (CMPtype): New define.
13402 (mach stubs): Use CMPtype instead of int as a return type.
13404 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13406 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13407 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13408 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13409 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13410 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13411 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13412 config/soft-fp/soft-fp.h: Update from glibc CVS.
13414 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13416 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13418 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13421 * config/v850/v850.c: Include dataflow header file.
13422 (substitute_ep_register): Fix typo.
13424 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13426 * configure.ac: Fix earlier checkin.
13427 * configure: Regenerated.
13429 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13431 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13432 * aclocal.m4: Regenerate.
13433 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13434 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13435 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13436 * configure: Regenerate.
13437 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13439 * Makefile.in (quickstrap): Build libgcc too.
13441 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13443 * configure.ac: Add --enable-checking=df. Explicitly mention that
13444 the variables are initialized as for "release".
13445 * df-core.c: Use it.
13446 * configure: Regenerate.
13447 * config.in: Regenerate.
13449 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13451 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13452 validate_replace_rtx instead of replace_rtx.
13453 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13455 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13457 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13458 (DWARF2_UNWIND_INFO): Override default if configured with
13460 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13461 (ENDFILE_SPEC): Add crtend.o.
13462 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13463 (ENDFILE_SPEC): Add crtend.o.
13464 (TARGET_USE_JCR_SECTION): Define.
13465 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13467 * config/i386/cygming-crtbegin.c: New file.
13468 * config/i386/cygming-crtend.c: New file.
13470 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13472 * config/i386/w32-unwind.h: New file.
13474 2007-06-13 Eric Christopher <echristo@apple.com>
13476 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13477 the user set a value below STACK_BOUNDARY.
13479 2007-06-13 Thiemo Seufer <ths@networkno.de>
13481 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13482 imply -lpthread for -pthread.
13484 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13486 * basic-block.h: Remove the prototype for
13487 free_basic_block_vars.
13488 * cfglayout.h: Remove the prototype for
13489 insn_locators_initialize.
13490 * tree.h: Remove the prototype for emit_line_note.
13492 * tree-ssa-pre.c (mergephitemp): Remove.
13493 (init_pre): Don't use mergephitemp.
13495 2007-06-13 Eric Christopher <echristo@apple.com>
13497 * config/i386/i386.c (override_options): If we've specified
13498 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13500 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13502 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13505 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13507 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13508 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13509 (eh_store_handler): New pattern.
13510 (eh_return): Emit it instead of a plain move.
13512 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13514 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13515 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13516 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13519 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13521 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13522 (find_next_insn_start, find_load): New functions.
13523 (bfin_reorg): Use them to deal with the fact that parallel insns are
13524 no longer represented as a SEQUENCE.
13526 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13528 * config/sparc/sparc.c (sparc_override_options): Initialize
13529 fpu mask correctly.
13531 2007-06-13 Dave Korn <dave.korn@artimi.com>
13533 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13536 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13538 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13539 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13540 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13541 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13542 tree-vect-transform.c: Fix comment typos. Follow spelling
13545 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13547 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13548 to the exit block use set.
13549 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13550 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13551 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13553 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13555 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13556 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13557 to indicate an error.
13558 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13560 (dbg_cnt_process_opt): Print an error on a bad argument.
13561 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13562 * common.opt (-fdbg-cnt-list): New.
13563 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13565 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13567 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13568 flag on ref-all pointers.
13570 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13572 PR middle-end/31579
13573 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13574 for the offset with the modifier as EXPAND_INITIALIZER
13575 if the modifier is EXPAND_INITIALIZER.
13576 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13577 a register if we had an overflow.
13579 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13581 * real.c (real_isfinite): New.
13582 (real_sqrt): Use it.
13583 * real.h (real_isfinite): New.
13584 * builtins.c: Use it.
13586 2007-06-12 Ian Lance Taylor <iant@google.com>
13587 Daniel Berlin <dberlin@dberlin.org>
13590 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13591 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13592 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13593 (DECL_NO_TBAA_P): Define.
13594 (struct tree_decl_common): Add no_tbaa_flag field.
13595 * tree-ssa-structalias.c (struct variable_info): Add
13596 no_tbaa_pruning field.
13597 (new_var_info): Initialize no_tbaa_pruning field.
13598 (unify_nodes): Copy no_tbaa_pruning field.
13599 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13600 (dump_solution_for_var): Print no_tbaa_pruning flag.
13601 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13603 (compute_tbaa_pruning): New static function.
13604 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13605 Call compute_tbaa_pruning.
13606 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13607 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13608 * gimple-low.c (lower_stmt): Likewise.
13609 * tree-gimple.c (is_gimple_stmt): Likewise.
13610 * tree-ssa-operands.c (get_expr_operands): Likewise.
13611 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13612 * tree-inline.c (estimate_num_insns_1): Likewise.
13613 (copy_result_decl_to_var): Likewise.
13614 * expr.c (expand_expr_real_1): Likewise.
13615 * tree-pretty-print.c (dump_generic_node): Likewise.
13616 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13617 * omp-low.c (omp_copy_decl_2): Likewise.
13618 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13619 * doc/c-tree.texi (Expression trees): Document
13620 CHANGE_DYNAMIC_TYPE_EXPR.
13622 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13624 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13625 with !HONOR_NANS and !HONOR_INFINITIES.
13626 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13628 2007-06-12 Tristan Gingold <gingold@adacore.com>
13630 * gcov.c: Comments updated.
13631 (source_info): Add file_time field.
13632 (source_index): New variable.
13633 (mutiple_files): New variable.
13634 (generate_results): New function extracted from process_file.
13635 (process_file): Save and restore chain of functions, generate
13636 results and free structures only if not merging results.
13637 (release_structures): File names are now freed in create_file_names
13638 (create_file_names): Free previous file names.
13639 (find_source): File date is now read here and modifications in
13640 source files is checked here.
13641 (read_graph_file): Only reverse order of functions for the current
13643 (make_gcov_file_name): Do not generate long names if input_name is
13645 (output_lines): If merging results do not display graph, data and
13647 Checking source file modification is done in find_source.
13649 * doc/gcov.texi: Append an s to sourcefile.
13651 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13653 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13654 (forced_nop): New pattern.
13655 * config/bfin/bfin.c: Include "df.h".
13656 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13657 (bfin_discover_loop): Use df_get_live_in instead of
13658 global_live_at_start.
13659 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13660 df_analyze when done.
13661 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13662 the insns. Use QImode for the final insn in a bundle. Call
13663 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13665 (reorder_var_tracking_notes): New function.
13666 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13667 update_life_info. Call df_analyze after scheduling and bundle
13668 generation. Call reorder_var_tracking_notes if generating these
13669 notes. Call df_finish_pass at the end.
13671 2007-06-12 Dirk Mueller <dmueller@suse.de>
13673 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13674 a comparison, not an assignment.
13676 2007-06-12 Olivier Hainque <hainque@adacore.com>
13678 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13679 Request walking the subtrees only, leaving the current is_lhs/val_only
13681 (convert_non_local_reference): Likewise.
13683 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13685 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13687 2007-06-12 Richard Guenther <rguenther@suse.de>
13689 PR tree-optimization/15353
13690 PR tree-optimization/31657
13691 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13692 * timevar.def: Add TV_TREE_IFCOMBINE.
13693 * tree-pass.h (pass_tree_ifcombine): Declare.
13694 * tree-ssa-ifcombine.c: New file.
13695 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13696 * tree-flow.h (blocks_in_phiopt_order): Declare.
13697 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13698 (tree-ssa-ifcombine.o): New dependencies.
13700 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13702 PR rtl-optimization/32293
13703 * combine.c (simplify_if_then_else): Truncate return from
13704 nonzero_bits() to correct mode.
13706 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13708 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13709 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13711 2007-06-11 Diego Novillo <dnovillo@google.com>
13713 * Makefile.in (reload1.o-warn): Remove.
13715 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13717 * combine.c (subst): Use reg_overlap_mentioned_p
13718 instead of comparing register numbers directly.
13720 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13722 * reload1.c (mark_home_live_1): Use the mode parameter.
13724 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13726 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13727 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13729 * df-core.c: Ditto.
13731 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13733 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13735 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13737 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13738 from integer registers.
13739 (FP mode splitters): Handle TFmode.
13741 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13743 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13744 for ref-all pointers that point-to anything.
13746 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13748 * config/arm/arm.c (arm_output_dwarf_dtprel,
13749 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13751 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13753 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13754 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13757 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13759 * tree.c (signed_or_unsigned_type_for): New.
13760 (unsigned_type_for): Use signed_or_unsigned_type_for.
13761 (signed_type_for): Use signed_or_unsigned_type_for.
13762 * tree.h (signed_or_unsigned_type_for): New.
13763 (get_signed_or_unsigned_type): Remove.
13764 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13765 lang_hooks.types.signed_type
13766 (size_diffop): Likewise.
13767 (all_ones_mask_p): Likewise.
13768 (build_range_check): Likewise.
13769 (fold_cond_expr_with_comparison): Likewise.
13770 (fold_cond_expr_with_comparison): Likewise.
13771 (unextend): Likewise.
13772 (extract_muldiv_1): Likewise.
13773 (fold_single_bit_test_into_sign_test): Likewise.
13774 (fold_binary): Likewise.
13775 (fold_ternary): Likewise.
13776 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13777 instead of get_signed_or_unsigned_type.
13778 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13779 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13780 * expr.c (signed_or_unsigned_type_for): Use
13781 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13782 * langhooks.c (get_signed_or_unsigned_type): Remove.
13783 (lhd_signed_or_unsigned_type): Remove.
13784 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13785 signed_or_unsigned_type.
13786 (lhd_signed_or_unsigned_type): Remove.
13787 * expmed.c (make_tree): Use signed_type_for instead of
13788 lang_hooks.types.signed_type.
13789 * c-common.c (same_scalar_type_ignoring_signedness): Use
13790 c_common_signed_type instead of lang_hooks.types.signed_type.
13791 (c_common_unsigned_type): New.
13792 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13793 (shorten_compare): Use c_common_unsigned_type instead of
13794 c_common_signed_or_unsigned_type.
13795 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13797 * convert.c (convert_to_integer): Use signed_type_for instead of
13798 lang_hooks.types.signed_type.
13799 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13800 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13801 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13802 * c-format.c (check_format_types): Use c_common_unsigned_type
13803 instead of unsigned_type_for.
13804 * c-decl.c (groakdeclarator): Likewise.
13805 * c-typeck.c (convert_for_assignment): Likewise.
13806 * c-common.h (c_common_unsigned_type): New.
13808 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13811 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13812 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13814 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13816 PR middle-end/32279
13817 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13818 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13820 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13821 Sebastian Pop <sebpop@gmail.com>
13823 * lambda-code.c (remove_iv): New.
13824 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13826 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13828 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13829 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13830 * tree-ssa-loop-prefetch.c: Include optabs.h.
13831 (FENCE_FOLLOWING_MOVNT): New macro.
13832 (struct mem_ref): Add independent_p and storent_p fields.
13833 (record_ref): Initalize the new fields.
13834 (gather_memory_references_ref): Return true if the reference
13836 (gather_memory_references): Check whether all memory accesses
13837 in loop were recorded.
13838 (should_issue_prefetch_p): Return false for nontemporal stores.
13839 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13840 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13841 (determine_loop_nest_reuse): Detect independent memory references.
13842 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13843 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13844 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13845 * config/i386/i386.h (x86_mfence): Declare.
13846 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13847 * config/i386/i386.c (x86_mfence): New variable.
13848 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13850 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13851 * optabs.c (init_optabs): Initialize storent_optab.
13852 * optabs.h (enum optab_index): Add OTI_storent.
13853 (storent_optab): Declare.
13854 * genopinit.c (optabs): Add initialization for storent_optab.
13855 * tree.h (MOVE_NONTEMPORAL): New macro.
13856 * expr.c (expand_assignment, store_expr, store_constructor_field,
13857 store_constructor, store_field, expand_expr_real_1): Propagate
13858 nontemporality of the expanded store.
13859 (emit_storent_insn): New function.
13860 * expr.h (expand_assignment, store_expr): Declaration changed.
13861 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13862 to expand_assignment.
13863 * stmt.c (expand_asm_expr): Ditto.
13864 * calls.c (initialize_argument_information): Pass false as
13865 nontemporality to store_expr.
13866 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13869 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13871 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13873 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13875 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13877 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13878 and allow DECL_P here.
13880 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13882 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13883 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13884 track of the size of the expression.
13885 * cfghooks.c (merge_blocks): Remove block from loops structure only
13886 after call of the merge_blocks hook.
13888 2007-06-09 Tom Tromey <tromey@redhat.com>
13890 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13891 (deprecated_state): Removed.
13892 (start_decl): Update.
13893 (enum deprecated_states): Moved earlier.
13894 (groktypename): Update.
13895 (push_parm_decl): Likewise.
13896 (grokfield): Likewise.
13897 (start_function): Likewise.
13899 2007-06-09 Ian Lance Taylor <iant@google.com>
13901 PR tree-optimization/32169
13902 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13903 CONVERT_EXPR, check whether min and max both converted to an
13904 overflow infinity representation.
13906 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13908 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13909 not inserted on the edge.
13911 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13913 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13914 instructions if they are supported.
13915 (__divsi3, __umodsi3, __modsi3): Likewise.
13916 (__ashldi3, __ashrdi3, __lshrdi3): New.
13917 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13919 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13920 Tony Linthicum <tony.linthicum@amd.com>
13922 * doc/invoke.texi: Add fvect-cost-model flag.
13923 * common.opt (fvect-cost-model): New flag.
13924 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13925 cost fields in stmt_vec_info struct for STMT.
13926 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13927 fields in stmt_vec_info struct and access functions for the same.
13928 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13929 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13930 load, store and vector to scalar operation.
13931 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13932 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13933 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13934 (TARG_VEC_STORE_COST): Define cost of vector store.
13935 (vect_estimate_min_profitable_iters): Define new function.
13936 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13937 check to evaluate if loop iterations are less than minimum profitable
13938 iterations determined by cost model or minimum vect loop bound defined
13939 by user, whichever is more conservative.
13940 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13941 run-time check to evaluate if loop iterations are less than minimum
13942 profitable iterations determined by cost model or minimum vect loop
13943 bound defined by user, whichever is more conservative.
13944 (vect_estimate_min_profitable_iterations): New function to estimate
13945 mimimimum iterartions required for vector version of loop to be
13946 profitable over scalar version.
13947 (vect_model_reduction_cost): New function.
13948 (vect_model_induction_cost): New function.
13949 (vect_model_simple_cost): New function.
13950 (vect_cost_strided_group_size): New function.
13951 (vect_model_store_cost): New function.
13952 (vect_model_load_cost): New function.
13953 (vectorizable_reduction): Call vect_model_reduction_cost during
13955 (vectorizable_induction): Call vect_model_induction_cost during
13957 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13958 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13959 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13960 vectorizable_promotion, vectorizable_demotion): Call
13961 vect_model_simple_cost during analysis phase.
13963 2007-06-08 Simon Baldwin <simonb@google.com>
13965 * reg-stack.c (get_true_reg): Readability change. Moved default case
13966 label into direct switch statement scope.
13968 2007-06-08 Simon Baldwin <simonb@google.com>
13970 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13971 in gcc_assert() with '==' comparison.
13973 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13976 TARGET_ABM handling of x86_popcnt variable.
13978 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13980 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13981 __builtin_copysignq and __builtin_infq built-in functions.
13983 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13985 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13986 SSE4.2 section. Correct built-in function names in SSE4A section.
13988 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13990 PR tree-optimization/32243
13991 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13992 for ncopies after ratio check between nunits_out and nunits_in.
13993 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13995 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13997 PR tree-optimization/32224
13998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13999 vectorization upon a non GIMPLE_MODIFY_STMT.
14001 2007-06-08 Christian Bruel <christian.bruel@st.com>
14004 * config/sh/sh.md (doloop_end): New pattern and splitter.
14005 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14007 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14009 PR middle-end/32209
14010 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14012 (verify_dominators): Do not change dominance tree.
14014 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14016 * config/sh/constraints.md: New file.
14017 * config/sh/sh.c: Include tm-constrs.h.
14018 (reg_class_from_letter): Remove.
14019 (prepare_cbranch_operands): Use satisfies_constraint_*
14020 function instead of macro.
14021 (andcosts, broken_move, sh_secondary_reload): Likewise.
14022 * config/sh/predicates.md (trapping_target_operand): Likewise.
14023 (and_operand, arith_operand, arith_reg_or_0_operand,
14024 cmp_operand, logical_operand, target_operand,
14025 ua_address_operand, ua_offset, xor_operand): Likewise.
14026 * config/sh/sh.md: Include constraints.md.
14027 (*movsicc_t_false): Use satisfies_constraint_* function
14029 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14030 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14031 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14032 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14033 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14034 (REG_CLASS_FROM_CONSTRAINT): Remove.
14035 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14036 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14037 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14038 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14039 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14040 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14041 function instead of macro.
14042 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14043 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14044 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14045 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14046 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14047 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14048 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14049 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14050 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14051 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14052 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14053 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14054 EXTRA_CONSTRAINT_STR): Likewise.
14055 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14057 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14059 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14061 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14064 * c-common.h (flag_cpp0x): Replaced by...
14065 (cxx_dialect): ... this new variable specifying the C++ dialect that
14067 * c-common.c (flag_cpp0x): Removed.
14068 (cxx_dialect): Defined.
14069 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14071 * c-opts.c (c_common_post_options): Likewise.
14072 (set_std_cxx98): Set cxx_dialect to cxx98.
14073 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14075 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14076 Hui-May Chang <hm.chang@apple.com>
14078 * doc/invoke.texi (Darwin Options): Update documentation for
14079 -mmacosx-version-min.
14080 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14081 * config/darwin-driver.c: New file.
14082 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14083 * config/t-darwin (darwin-driver.o): New rule.
14085 * config/darwin-c.c (version_as_macro): Ignore low digit.
14087 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14089 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14090 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14091 (CSGNMODE): New mode macro.
14092 (CSGNVMODE): New mode attribute.
14093 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14094 expander using CSGNMODE mode macro. Handle TFmode.
14095 (copysign<mode>3_const): Rename from copysignsf3_const and
14096 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14098 (copysign<mode>3_var): Rename from copysignsf3_var and
14099 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14101 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14102 mode macro. Handle TFmode.
14103 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14104 (iortf3, *iortf3): Ditto.
14105 (xortf3, *xortf3): Ditto.
14106 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14107 TFmode and TImode masks.
14108 (ix86_expand_copysign): Expand TFmode copysign insn.
14109 (IX86_BUILTIN_INFQ): New.
14110 (IX86_BUILTIN_FABSQ): Ditto.
14111 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14112 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14113 [__builtin_fabsq]: Ditto.
14114 [__builtin_copysignq]: Ditto.
14115 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14116 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14117 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14118 ix86_expand_binop_builtin().
14120 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14122 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14124 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14127 * rtl.h (push_to_sequence2): New.
14128 * emit-rtl.c (push_to_sequence2): New.
14129 * function.c (assign_parm_data_all): Add new fields.
14130 (assign_parm_setup_block): Call push_to_sequence2 instead of
14132 (assign_parm_setup_reg): Ditto.
14133 (assign_parm_setup_stack): Ditto.
14134 (assign_parms_unsplit_complex): Ditto.
14135 (assign_parms): Change field name.
14137 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14139 PR tree-optimization/32220
14140 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14141 phi node is reached before defining statement.
14143 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14146 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14147 after changing the right hand side of the assignment.
14149 2007-06-06 Eric Christopher <echristo@apple.com>
14151 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14152 (x86_64-*-darwin*): Ditto.
14153 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14154 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14156 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14158 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14159 coding conventions.
14160 (add_key): Likewise.
14161 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14162 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14164 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14166 (add_cost_one_coalesce): Likewise.
14167 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14168 variable names. Rename orig to orig_name for consistency.
14169 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14170 coding conventions.
14171 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14173 (record_equivalences_from_stmt): Likewise.
14174 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14175 the coding conventions.
14176 (memory_ssa_name_same): Likewise.
14177 (dse_optimize_stmt): Likewise.
14178 (dse_record_phis): Likewise.
14179 (dse_finalize_block): Likewise.
14180 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14181 keywords as variable names.
14182 (may_move_till): Cast according to the coding conventions.
14183 (force_move_till_expr): Avoid using C++ keywords as variable names.
14184 (force_move_till): Cast according to the coding conventions.
14185 (memref_hash): Likewise.
14186 (memref_eq): Likewise.
14187 (gather_mem_refs_stmt): Likewise.
14188 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14189 using C++ keywords as variable names.
14190 (idx_find_step): Cast according to the coding conventions.
14191 (idx_record_use): Likewise.
14192 (find_depends): Likewise.
14193 (prepare_decl_rtl): Likewise.
14194 (mbc_entry_hash): Likewise.
14195 (mbc_entry_eq): Likewise.
14196 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14197 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14198 (idx_infer_loop_bounds): Cast according to the coding conventions.
14199 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14200 * tree-ssa-math-opts.c (occ_new ): Likwise.
14201 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14203 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14205 (add_use_op): Likewise.
14206 (add_vop): Likewise.
14207 (add_vuse_op): Likewise.
14208 (add_vdef_op): Likewise.
14209 (get_expr_operands): Likewise.
14210 (push_stmt_changes): Use type safe memory macros.
14211 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14212 keywords as variable names.
14213 (conditional_replacement): Likewise.
14214 (minmax_replacement): Likewise.
14215 (abs_replacement): Likewise.
14216 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14217 coding conventions.
14218 (insert_fake_stores): Avoid using C++ keywords as variable names.
14219 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14221 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14222 (heapvar_insert): Use type safe memory macros.
14223 (new_var_info): Cast according to the coding conventions.
14224 (new_constraint): Likewise.
14225 (remove_preds_and_fake_succs): Use type safe memory macros.
14226 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14228 (thread_single_edge): Likewise.
14229 (thread_through_loop_header): Likewise.
14231 2007-06-06 Eric Christopher <echristo@apple.com>
14233 * config/i386/i386.c (override_options): Move handling
14234 of TARGET_SUBTARGET* earlier.
14236 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14238 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14241 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14243 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14244 emited outside of basic block.
14245 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14246 the created blocks.
14247 * rtl.h (delete_insn_chain): Declaration changed.
14248 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14250 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14251 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14252 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14253 to delete_insn_chain.
14254 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14255 do not have bb field set.
14256 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14258 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14259 * cfgcleanup.c (try_optimize_cfg): Ditto.
14261 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14263 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14264 (lambda_body_vector_new): Use type safe memory macros.
14265 (lambda_linear_expression_new): Likewise.
14266 (lambda_loopnest_new): Likewise.
14267 (lambda_lattice_new): Likewise.
14268 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14269 conventions. Use type safe memory macros.
14270 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14271 (lambda_body_vector_s): Likewise.
14272 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14273 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14275 2007-06-06 Richard Guenther <rguenther@suse.de>
14277 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14278 if we need to schedule cfg_cleanup.
14279 (tree_ssa_forward_propagate_single_use_vars): Do so.
14281 2007-06-06 Ian Lance Taylor <iant@google.com>
14283 * fold-const.c (merge_ranges): If range_successor or
14284 range_predecessor fail, just return 0.
14286 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14288 PR tree-optimization/32216
14289 * tree-vectorizer.c (supportable_widening_operation): Determine
14290 signedness of FIX_TRUNC_EXPR from output operand.
14291 (supportable_narrowing_operation): Ditto.
14292 * tree-vect-generic.c (expand_vector_operations_1): Determine
14293 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14294 from input operand.
14296 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14298 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14299 (struct pta): ...from here. Change flags to unsigned to avoid
14300 excessive casting (as it is used as a bit mask).
14301 (override_options): Add casts according to the coding convenventions.
14302 (x86_64_elf_unique_section): Likewise.
14303 (examine_argument): Avoid using C++ keywords as variable names.
14304 (construct_container): Likewise.
14305 (legitimize_pic_address): Likewise.
14306 (get_dllimport_decl): Cast according to the coding conventions. Use
14307 type safe memory macros.
14308 (legitimize_address): Cast according to the coding conventions.
14309 (emit_i387_cw_initialization): Corrected the type of slot to enum
14311 (ix86_init_machine_status): Use type safe memory macros.
14312 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14313 (bdesc_pcmpistr): Likewise.
14314 (bdesc_crc32): Likewise.
14315 (bdesc_sse_3arg): Likewise.
14316 (bdesc_2arg): Likewise.
14317 (bdesc_1arg): Likewise.
14318 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14319 (ix86_expand_sse_pcmpistr): Likewise.
14320 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14321 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14322 int to match the langhook definition.
14323 (ix86_builtin_conversion): Change the type of code to unsigned init to
14324 match the langhook definition.
14325 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14327 (ix86_preferred_output_reload_class): Likewise.
14328 (ix86_cannot_change_mode_class): Likewise.
14329 (ix86_memory_move_cost): Likewise.
14330 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14331 avoid excessive casting later on.
14332 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14334 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14336 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14337 as flags setting insn.
14338 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14340 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14342 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14343 (UNSPEC_ROUND): New.
14344 ("sse4_1_round<mode>2"): New insn pattern.
14345 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14347 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14348 expander using SSEMODEF mode macro. Expand using
14349 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14350 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14351 expander using SSEMODEF mode macro. Expand using
14352 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14353 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14354 expander using SSEMODEF mode macro. Expand using
14355 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14356 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14357 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14358 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14361 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14362 Sebastian Pop <sebpop@gmail.com>
14364 * lambda.h (build_linear_expr): New.
14365 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14366 Use build_linear_expr, call fold and force_gimple_operand.
14367 (lambda_loopnest_to_gcc_loopnest): Check that there is
14368 something to insert.
14369 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14371 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14373 PR preprocessor/23479
14374 * doc/extend.texi: Document the 0b-prefixed binary integer
14375 constant extension.
14377 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14379 PR tree-optimization/32215
14380 * tree-vectorizer.c (supportable_widening_operation): Return false
14381 for unsupported FIX_TRUNC_EXPR tree code.
14382 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14384 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14386 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14387 register on SPE targets. Change documentation to reflect
14389 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14390 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14391 out of the register allocation pool.
14392 (rs6000_reg_live_or_pic_offset_p): New function.
14393 (rs6000_emit_prologue): Move the actual saving of LR up to free
14394 r0 for holding r11. Split saving of SPE 64-bit registers into
14395 its own case. Ensure that offsets will always be in-range for
14396 'evstdd' by using r11 as a scratch register to point at the start
14397 of the SPE save area. Save r11 if necessary, as it is the static
14399 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14400 into its own case. Ensure that offsets will always be in-range
14401 for 'evldd' by using r11 as a scratch register to point at the
14402 start of the SPE save area. Also adjust r11 when restoring
14403 the stack pointer to compensate for pre-loading r11.
14405 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14407 * cfg.c (init_flow): Use type safe memory macros.
14408 (alloc_block): Likewise.
14409 (unchecked_make_edge): Likewise.
14410 (dump_flow_info): Avoid using C++ keywords as variable names.
14411 (copy_original_table_clear): Cast according to the coding conventions.
14412 (copy_original_table_set): Likewise.
14413 * cfgexpand (label_rtx_for_bb): Likewise.
14414 (expand_gimple_basic_block): Likewise.
14415 * cfghooks.c (dump_bb): Likewise.
14416 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14418 (lv_add_condition_to_bb): Likewise.
14419 * cfglayout (relink_block_chain): Cast according to the coding
14421 (fixup_reorder_chain): Likewise.
14422 (fixup_fallthru_exit_predecessor): Likewise.
14423 * cfgloop.c (glb_enum_p): Likewise.
14424 (get_exit_description): Likewise.
14425 (dump_recorded_exit): Likewise.
14426 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14427 (struct loop): ... from here.
14428 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14430 * cfgrtl.c (rtl_create_basic_block): Likewise.
14431 (rtl_split_block): Likewise.
14432 (rtl_dump_bb): Likewise.
14433 (cfg_layout_split_block): Likewise.
14434 (init_rtl_bb_info): Use typesafe memory macros.
14436 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14437 * graphds.h: Updated all usages of edge to graph_edge.
14438 * graphds.c: Likewise.
14439 * cfgloopanal.c: Likewise.
14441 2007-06-05 Ian Lance Taylor <iant@google.com>
14443 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14444 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14445 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14447 (test_for_singularity): Likewise.
14449 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14451 * config/i386/constraints.md ("Y2"): Replaced by ...
14453 * config/i386/i386.md: Likewise.
14454 * config/i386/mmx.md: Likewise.
14455 * config/i386/sse.md: Likewise.
14457 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14459 * config/i386/constraints.md ("z"): Replaced by ...
14461 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14462 (sse4_1_blendvps): Likewise.
14463 (sse4_1_pblendvb): Likewise.
14464 (sse4_2_pcmpestr): Likewise.
14465 (sse4_2_pcmpestrm): Likewise.
14466 (sse4_2_pcmpestr_cconly): Likewise.
14467 (sse4_2_pcmpistr): Likewise.
14468 (sse4_2_pcmpistrm): Likewise.
14469 (sse4_2_pcmpistr_cconly): Likewise.
14471 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14473 * matrix-reorg.c (transform_access_sites): Fix computation.
14474 (transform_allocation_sites): Same.
14476 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.c (override_options): Use
14479 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14481 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14483 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14484 (nonimm_not_xmm0_operand): Ditto.
14485 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14486 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14487 as operand[2] predicate. Require "z" class XMM register for
14488 operand[3]. Adjust asm template.
14489 ("sse4_1_blendvpd"): Ditto.
14490 ("sse4_1_pblendvb"): Ditto.
14491 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14492 force op2 into xmm0 register for variable blend instructions.
14494 2007-06-04 Tom Tromey <tromey@redhat.com>
14496 * c-tree.h (start_enum): Update.
14497 (build_enumerator): Likewise.
14498 * c-decl.c (enum_next_value): Removed.
14499 (enum_overflow): Likewise.
14500 (start_enum): Add c_enum_contents argument. Don't use globals.
14501 (build_enumerator): Likewise.
14502 * c-tree.h (struct c_enum_contents): New struct.
14504 2007-06-04 Tom Tromey <tromey@redhat.com>
14506 * c-common.c (c_common_get_alias_set): Fix indentation.
14508 2007-06-04 Ian Lance Taylor <iant@google.com>
14510 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14511 to overflow, reduce overflow infinity to regular infinity.
14512 (vrp_var_may_overflow): New static function.
14513 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14515 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14517 * stor-layout.c (layout_type): Remove duplicate code.
14519 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14522 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14523 before build_common_builtin_nodes ().
14525 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14528 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14530 2007-06-04 Jan Hubicka <jh@suse.cz>
14532 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14533 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14534 instead of _stat version.
14536 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14538 PR tree-optimization/32194
14539 * tree-predcom.c (determine_offset): Check that both references have
14542 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14544 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14545 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14546 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14547 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14548 Add argument to iterate_fix_dominators call.
14549 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14550 * gcse.c (hoist_code): Change domby to vector.
14551 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14552 Add argument to iterate_fix_dominators call.
14553 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14554 recompute_dominator.
14555 * lambda-code.c (perfect_nestify): Ditto.
14556 * cfgloopanal.c: Include graphds.h.
14557 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14558 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14559 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14561 * graphds.c: New file.
14562 * graphds.h: New file.
14563 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14564 (get_dominated_by, get_dominated_by_region): Change return type to
14566 (verify_dominators): Recompute all dominators and compare the results.
14567 (recount_dominator): Renamed to ...
14568 (recompute_dominator): ... this. Do not check that the block is
14569 dominated by entry.
14570 (iterate_fix_dominators): Reimplemented.
14571 (prune_bbs_to_update_dominators, root_of_dom_tree,
14572 determine_dominators_for_sons): New functions.
14573 * et-forest.c (et_root): New function.
14574 * et-forest.h (et_root): Declare.
14575 * Makefile.in (graphds.o): Add.
14576 (cfgloopanal.o): Add graphds.h dependency.
14577 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14578 * basic-block.h (get_dominated_by, get_dominated_by_region,
14579 iterate_fix_dominators): Declaration changed.
14580 (recount_dominator): Renamed to ...
14581 (recompute_dominator): ... this.
14582 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14583 (thread_through_all_blocks): Do not free dominance info.
14585 2007-06-03 Andreas Schwab <schwab@suse.de>
14587 * config/m68k/m68k.c (override_options): Don't override
14589 * config/m68k/m68k-modes.def (SF, DF): Define to use
14590 motorola_single_format and motorola_double_format, resp.
14591 * real.c (motorola_single_format): Renamed from
14592 coldfire_single_format.
14593 (motorola_double_format): Renamed from coldfire_double_format.
14594 (encode_ieee_extended): Generate a proper canonical NaN image
14595 respecting canonical_nan_lsbs_set.
14596 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14598 * real.h: Adjust declarations.
14600 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14603 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14604 the symbol is generated with the stack protector.
14606 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14608 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14609 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14611 * doc/extend.texi (interrupt): Mention m68k.
14613 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14615 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14616 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14617 (ix86_expand_sse_pcmpestr): Do not check operands for
14618 "register_operand", when insn operand predicate is "register_operand".
14619 (ix86_expand_sse_pcmpistr): Ditto.
14621 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14622 Uros Bizjak <ubizjak@gmail.com>
14624 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14625 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14626 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14627 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14628 * config/i386/constraints.md ("z"): New register constraint
14629 for members of SSE_FIRST_REG class.
14630 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14631 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14632 SSE_FIRST_REG class.
14633 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14634 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14635 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14636 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14637 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14638 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14639 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14640 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14641 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14642 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14643 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14644 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14645 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14646 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14647 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14648 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14649 (struct builtin_description): Change "flag" field to unsigned.
14650 (bdesc_pcmpestr): New builtin description table.
14651 (bdesc_pcmpistr): Likewise.
14652 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14653 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14654 Initialize pcmp[ei]str[im] insns for SSE4.2.
14655 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14656 (ix86_expand_sse_pcmpistr): Likewise.
14657 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14658 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14659 (UNSPEC_PCMPISTR): Likewise.
14660 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14661 (sse4_2_pcmpestri):New isns pattern.
14662 (sse4_2_pcmpestrm): Likewise.
14663 (sse4_2_pcmpestr_cconly): Likewise.
14664 (sse4_2_pcmpistr): New insn patern and splitter.
14665 (sse4_2_pcmpistri):New isns pattern.
14666 (sse4_2_pcmpistrm): Likewise.
14667 (sse4_2_pcmpistr_cconly): Likewise.
14668 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14671 2007-06-01 David Daney <ddaney@avtrex.com>
14673 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14674 LOADGP_ABSOLUTE and not binds_local_p.
14676 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14678 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14680 2007-06-01 Ian Lance Taylor <iant@google.com>
14682 * tree-vrp.c (compare_name_with_value): Always set
14683 used_strict_overflow if we get a result from the variable itself.
14685 2007-06-01 Ian Lance Taylor <iant@google.com>
14687 PR rtl-optimization/31455
14688 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14689 subregs which have a cast between modes which are not tieable.
14691 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14693 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14694 breaks after return statements.
14696 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14698 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14699 only after no_new_pseudos.
14701 2007-05-31 Eric Christopher <echristo@apple.com>
14703 * expr.c (convert_move): Assert that we don't have a BLKmode
14705 (store_expr): Handle BLKmode moves by calling emit_block_move.
14707 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14709 * c-typeck.c (build_indirect_ref): Include type in error message.
14710 (build_binary_op): Pass types to binary_op_error.
14711 * c-common.c (binary_op_error): Take two type arguments, print out
14713 * c-common.h (binary_op_error): Update prototype.
14715 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14717 * config/i386/i386.c: Correct coments on -mno-sse4.
14719 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14721 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14722 (x86_64-*-*): Likewise.
14723 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14724 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14725 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14726 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14727 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14728 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14729 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14730 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14731 (OPTION_MASK_ISA_SSE4): Likewise.
14732 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14733 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14734 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14735 (override_options): Support SSE4.2.
14736 (ix86_build_const_vector): Support SImode and DImode.
14737 (ix86_build_signbit_mask): Likewise.
14738 (ix86_expand_int_vcond): Support V2DImode.
14739 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14740 (IX86_BUILTIN_CRC32HI): Likewise.
14741 (IX86_BUILTIN_CRC32SI): Likewise.
14742 (IX86_BUILTIN_CRC32DI): Likewise.
14743 (IX86_BUILTIN_PCMPGTQ): Likewise.
14744 (bdesc_crc32): Likewise.
14745 (bdesc_sse_3arg): Likewise.
14746 (ix86_expand_crc32): Likewise.
14747 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14748 (ix86_expand_builtin): Likewise.
14749 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14750 __SSE4_2__ for -msse4.2.
14751 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14752 (CRC32MODE): Likewise.
14753 (crc32modesuffix): Likewise.
14754 (crc32modeconstraint): Likewise.
14755 (sse4_2_crc32<mode>): Likewise.
14756 (sse4_2_crc32di): Likewise.
14757 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14759 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14760 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14761 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14762 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14763 (vcondu<mode>): Likewise.
14764 * doc/extend.texi: Document SSE4.2 built-in functions.
14765 * doc/invoke.texi: Document -msse4.2/-msse4.
14767 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14769 PR tree-optimization/32160
14770 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14771 variable as gimple reg.
14772 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14774 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14776 * gcc.c (main): Don't consider linker options when issuing the
14777 warning about a linker input file not being used.
14779 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14781 * tree-vrp.c (compare_names): Initialize sop.
14783 2007-05-30 Dirk Mueller <dmueller@suse.de>
14785 * cgraphunit.c (cgraph_analyze_function): Remove
14786 computation of inline parameters.
14788 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14790 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14792 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14794 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14795 Add vx-common.h. Include vxworks.h between vx-common.h and
14797 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14799 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14800 (TARGET_ASM_DESTRUCTOR): Likewise.
14801 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14802 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14803 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14804 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14805 (VXWORKS_ENDIAN_SPEC): Define.
14806 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14807 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14808 VXWORKS_* equivalents.
14809 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14810 (ASM_FILE_START): Delete.
14811 (TARGET_VERSION): Reformat.
14812 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14813 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14814 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14815 (FPBIT, DPBIT): Define.
14816 (fp-bit.c, dp-bit.c): New rules.
14817 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14818 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14819 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14820 * config/arm/arm.h: Include vxworks-dummy.h.
14821 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14822 Mark with ATTRIBUTE_UNUSED.
14823 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14824 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14825 make it incompatible with -msingle-pic-base.
14826 (arm_function_ok_for_sibcall): Return false for calls that might
14827 go through a VxWorks PIC PLT entry.
14828 (require_pic_register): New function, split out from...
14829 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14831 (arm_load_pic_register): Handle the VxWorks RTP initialization
14832 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14833 (arm_emit_call_insn): New function.
14834 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14835 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14836 (pic_offset_arm): New pattern.
14837 (call, call_value): Use arm_emit_call_insn.
14838 (call_internal, call_value_internal): New expanders.
14839 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14840 VxWorks unless __PIC__.
14842 2007-05-30 Eric Christopher <echristo@gmail.com>
14844 * genrecog.c: Include regs.h in generated file.
14845 * genemit.c: Ditto. Fix up formatting.
14846 * config/mn10300/constraints.md: New.
14847 * config/mn10300/mn10300.md: Include.
14848 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14849 Fix up for removed macro.
14850 * config/mn10300/predicates.md (call_address_operand): Ditto.
14851 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14852 (CONST_OK_FOR_I): Ditto.
14853 (CONST_OK_FOR_J): Ditto.
14854 (CONST_OK_FOR_K): Ditto.
14855 (CONST_OK_FOR_L): Ditto.
14856 (CONST_OK_FOR_M): Ditto.
14857 (CONST_OK_FOR_N): Ditto.
14858 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14862 (EXTRA_CONSTRAINT): Ditto.
14864 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14868 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14869 OPTION_MASK_ISA_64BIT.
14870 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14872 2007-05-30 Richard Guenther <rguenther@suse.de>
14874 PR middle-end/32152
14875 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14876 types for comparison.
14877 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14878 with original typed arguments.
14879 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14881 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14883 PR tree-optimization/31769
14884 * except.c (duplicate_eh_regions): Clear prev_try if
14885 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14887 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14889 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14890 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14891 bsi of the location where statements should be inserted.
14892 (sink_code_in_bb): Take bsi from statement_sink_location.
14893 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14894 instead of bsi_start.
14895 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14897 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14898 (bsi_move_before): Document inconsistency with bsi_move_after.
14899 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14901 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14903 * config/i386/i386.h (TARGET_ABM): New define.
14904 (TARGET_POPCNT): Ditto.
14905 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14906 New temporary defines to redefine from OPTION_ISA_* defines.
14907 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14908 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14909 (ix86_isa_flags): New extern int declaration.
14910 (TARGET_SUBTARGET_DEFAULT): New define.
14911 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14912 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14913 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14914 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14915 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14916 * config/i386/darwin.h: Change TARGET_64BIT define to
14919 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14920 using existing "ix86_isa_flags" varible.
14921 (m32, m64): Use existing "ix86_isa_flags" variable.
14922 (mmmx, m3dnow): Ditto.
14923 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14924 (mabm): Define as non-negative option using "x86_abm" variable.
14925 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14927 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14928 Rewrite feature test bitmap.
14929 (ix86_isa_flags): New initialized global int varible.
14930 (ix86_isa_flags_explicit): New static int variable.
14931 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14932 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14933 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14934 target_flags_explicit.
14935 (override_options): Remove "target_enable" and "target_disable" fields
14936 from "struct ptt". Update processor_target_table accordingly. Remove
14937 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14938 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14939 "target_flags" and "ix86_isa_flags_explicit" instead of
14940 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14941 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14942 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14943 to true when either of PTA_POPCNT or PTA_ABM is set in
14944 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14945 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14946 processor_alias_table flags entry. Remove handling of
14947 "target_enable" and "target_disable" fields of processor_target_table.
14948 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14949 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14950 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14951 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14952 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14954 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14956 2007-05-29 David Daney <ddaney@avtrex.com>
14959 * config/mips/mips.c (mips_output_mi_thunk): Emit
14960 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14962 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14963 * config/i386/i386.c (ix86_function_regparm): Added checking of
14964 ix86_force_align_arg_pointer to determine the number of
14965 register parameters.
14967 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14969 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14970 (SET_DR_MISALIGNMENT): New.
14971 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14972 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14973 Use SET_DR_MISALIGNMENT.
14974 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14976 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14977 find_loop_nest): Export.
14978 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14979 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14980 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14981 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14983 (struct mem_ref): Add field reuse_distance.
14984 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14985 Initialize reuse_distance field.
14986 (issue_prefetch_ref): Select temporality of prefetch according to
14988 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14989 self_reuse_distance, determine_loop_nest_reuse): New functions.
14990 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14991 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14992 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14995 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14997 * tree-ssa-alias.c: Add aliasing overview.
14999 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15000 Danny Smith <dannysmith@users.sourceforge.net>
15003 * config/i386/t-crtfm: Compile crtfastmath.o with
15004 -minline-all-stringops.
15005 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15006 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15008 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15010 * doc/md.texi: Document constraints on HP PA-RISC.
15012 * pa/constraints.md: New file.
15013 * pa.md: Include constraints.md.
15014 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15015 (integer_store_memory_operand, ldil_cint_p): New functions.
15016 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15017 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15018 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15019 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15020 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15022 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15025 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15026 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15027 case POSTDECREMENT_EXPR>): Return the error_mark_node
15028 if either the real or imaginary parts would an
15031 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15033 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15034 name when we remove it from a call.
15036 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15038 * targhooks.c (default_narrow_bitfield): Remove.
15039 * targhooks.h: Remove the prototype for
15040 default_narrow_bitfield.
15042 * langhooks-def.h: Remove the prototype for
15043 hook_get_alias_set_0.
15044 * langhooks.c (hook_get_alias_set_0): Remove.
15046 * global.c (EXECUTE_IF_CONFLICT): Remove.
15048 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15051 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15052 return true when truth_value_p is true and the type
15055 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15057 * doc/install.texi (Prerequisites): We no longer require Autoconf
15058 2.13 for the top-level.
15060 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15062 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15063 memory access via x86_expand_vector_move_misalign() only for
15064 TImode values on 32-bit targets.
15066 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15068 * matrix-reorg.c: New file. Implement matrix flattening and
15069 transposing optimization.
15070 * tree-pass.h: Add matrix reorg pass.
15071 * common.opt: Add fipa-mreorg flag.
15072 * Makefile.in: Add matrix-reorg.c.
15073 * passes.c: Add matrix reorg pass.
15074 * varpool.c (add_new_static_var): New function.
15075 * cgraph.h (add_new_static_var): Declare.
15077 2007-05-27 Eric Christopher <echristo@apple.com>
15079 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15080 sp_offset depending on stack size. Save r12 depending
15081 on registers we're saving later.
15082 (rs6000_emit_epilogue): Update sp_offset depending only
15085 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15087 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15088 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15089 * ifcvt.c (if_convert): Ditto.
15090 * tree-ssa-threadupdate.c (thread_block): Ditto.
15091 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15092 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15093 verify_loop_closed_ssa): Check number_of_loops instead of
15095 * predict.c (tree_estimate_probability): Ditto.
15096 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15097 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15098 * modulo-sched.c (sms_schedule): Ditto.
15099 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15100 (scev_finalize): Do not do anything if scev analysis was not
15102 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15103 current_loops == NULL.
15104 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15105 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15106 there are no loops.
15107 (loop_optimizer_finalize): Assert that loops were analyzed.
15108 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15109 rtl_doloop): Check number_of_loops instead of current_loops.
15110 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15111 current_loops == NULL.
15112 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15113 gate_tree_vectorize tree_linear_transform, check_data_deps,
15114 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15115 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15116 Check number_of_loops instead of current_loops.
15117 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15118 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15119 free loops if available.
15120 (execute_pre): Do not pass do_fre to fini_pre.
15122 2007-05-27 Tobias Burnus <burnus@net-b.de>
15124 PR middle-end/32083
15125 * real.c (mpfr_from_real): Fix sign of -Inf.
15127 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15129 * tree-vect-transform.c (vectorizable_conversion): Initialize
15130 tree_code variables to ERROR_MARK.
15131 (vectorizable_type_demotion): Likewise.
15132 (vectorizable_type_promotion): Likewise.
15134 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md (movti): Handle push operands via
15138 ix86_expand_push().
15140 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15142 * basic-block.h: Remove the prototype for merge_seq_blocks.
15143 * cfgcleanup.c (merge_seq_blocks): Remove.
15145 * tree-flow.h: Remove the prototype for is_aliased_with.
15146 * tree-ssa-alias.c (is_aliased_with): Remove.
15148 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15150 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15152 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15154 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15155 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15156 (vec_unpacks_hi_v16qi): Likewise.
15157 (vec_unpacku_lo_v16qi): Likewise.
15158 (vec_unpacks_lo_v16qi): Likewise.
15159 (vec_unpacku_hi_v8hi): Likewise.
15160 (vec_unpacks_hi_v8hi): Likewise.
15161 (vec_unpacku_lo_v8hi): Likewise.
15162 (vec_unpacks_lo_v8hi): Likewise.
15163 (vec_unpacku_hi_v4si): Likewise.
15164 (vec_unpacks_hi_v4si): Likewise.
15165 (vec_unpacku_lo_v4si): Likewise.
15166 (vec_unpacks_lo_v4si): Likewise.
15168 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15170 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15171 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15172 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15173 follow spelling conventions in various
15174 warning/error/diagnostic messages.
15176 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15177 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15178 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15179 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15180 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15181 * doc/tm.texi: Follow spelling conventions.
15183 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15186 * tree-ssa-forwprop.c
15187 (forward_propagate_addr_into_variable_array_index): Remove
15188 the lhs argument. Use the type of def_rhs instead of lhs.
15189 (forward_propagate_addr_expr_1): Update use of
15190 forward_propagate_addr_into_variable_array_index.
15192 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15193 Nigel Stephens <nigel@mips.com>
15195 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15196 function attributes, "far" being an alias for "long_call".
15197 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15198 (mips_near_type_p, mips_far_type_p): New.
15199 (mips_comp_type_attributes): New function to check that attributes
15200 attached to a function type are compatible.
15201 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15202 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15203 to the target function of the thunk.
15204 (mips_encode_section_info): Check for "near" and "far" function
15205 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15207 * config/mips/predicates.md (const_call_insn_operand): Test only
15208 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15210 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15213 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15214 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15215 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15216 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15218 2007-05-25 Eric Christopher <echristo@apple.com>
15220 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15221 to x86-darwin configurations.
15222 * config/i386/t-darwin: Add softfp support.
15223 * config/i386/t-darwin64: Ditto.
15224 * config/i386/sfp-machine.h: If mach then don't use
15225 aliasing, emit a stub to call.
15227 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15229 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15230 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15231 tree-predcom.c, tree-ssa-alias-warnings.c,
15232 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15233 comment typos. Follow spelling conventions.
15234 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15236 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15239 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15240 constants into memory. Expand unaligned memory references for
15241 SSE modes via x86_expand_vector_move_misalign() function.
15243 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15245 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15246 "memory" attribute for "sseishft" type insn without operands[2].
15248 2007-05-25 Dirk Mueller <dmueller@suse.de>
15249 Marcus Meissner <meissner@suse.de>
15251 * doc/extend.texi (alloc_size): New attribute.
15252 * c-common.c (handle_alloc_size_attribute): New.
15253 * tree-object-size.c (alloc_object_size): Use alloc_size
15254 attribute, if available.
15256 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15258 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15260 (__builtin_ia32_vec_ext_v2di): Likewise.
15261 (__builtin_ia32_vec_ext_v4si): Likewise.
15262 (__builtin_ia32_vec_ext_v8hi): Likewise.
15263 (__builtin_ia32_vec_ext_v16qi): Likewise.
15264 (__builtin_ia32_vec_set_v8hi): Likewise.
15266 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15268 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15270 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15272 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15273 (arm_is_longcall_p): Rename to...
15274 (arm_is_long_call_p): ...this. Take a single tree argument and
15276 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15277 (CUMULATIVE_ARGS): Remove call_cookie.
15278 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15279 (ENCODED_LONG_CALL_ATTR_P): Delete.
15280 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15281 LONG_CALL_FLAG_CHAR cases.
15282 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15283 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15284 ARM_DECLARE_FUNCTION_SIZE.
15285 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15286 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15287 (arm_encode_call_attribute, current_file_function_operand): Delete.
15288 (arm_function_in_section_p): New function.
15289 (arm_is_longcall_p): Rename to...
15290 (arm_is_long_call_p): ...this. Take the target function as a single
15291 argument and return a bool. Do not rely on call cookies. Check
15292 whether the target symbol is in the same section as the current
15293 function, not just the same compilation unit.
15294 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15295 (arm_encode_section_info): Don't encode a call type.
15296 * config/arm/arm.md (call, call_value): Update calls to
15297 arm_is_long(_)call_p. Simplify logic.
15298 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15299 Update calls to arm_is_long(_)call_p.
15301 2007-05-25 Richard Guenther <rguenther@suse.de>
15303 PR tree-optimization/31982
15304 * tree-ssa-forwprop.c
15305 (forward_propagate_addr_into_variable_array_index): Handle arrays
15306 with element size one.
15308 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15310 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15311 (umulsi3_highpart): Likewise.
15313 2007-05-24 Ian Lance Taylor <iant@google.com>
15315 PR rtl-optimization/32069
15316 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15319 2007-05-24 Ollie Wild <aaw@google.com>
15321 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15324 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15326 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15327 (oprs_unchanged_p): Use it to check all registers in a REG.
15328 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15329 (reg_set_between_after_reload_p): Delete.
15330 (reg_used_between_after_reload_p): Likewise.
15331 (reg_set_or_used_since_bb_start): Likewise.
15332 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15333 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15334 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15335 * rtlanal.c (reg_set_p): Check whether REG overlaps
15336 regs_invalidated_by_call, rather than just checking the
15337 membership of REGNO (REG).
15339 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15341 * doc/passes.texi: Document predictive commoning.
15342 * doc/invoke.texi (-fpredictive-commoning): Document.
15343 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15344 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15345 adding indices to the generated name.
15346 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15347 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15348 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15349 (op_symbol_code): ... and exported.
15350 (dump_omp_clause, op_symbol): Use op_symbol_code
15351 instead of op_symbol_1.
15352 * tree-pass.h (pass_predcom): Declare.
15353 * timevar.def (TV_PREDCOM): New timevar.
15354 * tree-ssa-loop.c (run_tree_predictive_commoning,
15355 gate_tree_predictive_commoning, pass_predcom): New.
15356 * tree-data-ref.c (find_data_references_in_loop): Find the
15357 references in dominance order.
15358 (canonicalize_base_object_address): Ensure that the result has
15360 (dr_analyze_innermost): Export.
15361 (create_data_ref): Code to fail for references with invariant
15363 (find_data_references_in_stmt): ... here.
15364 * tree-data-ref.h (dr_analyze_innermost): Declare.
15365 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15366 (aff_combination_find_elt, name_expansion_hash,
15367 name_expansion_eq, tree_to_aff_combination_expand,
15368 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15370 * tree-affine.h (aff_combination_constant_multiple_p,
15371 tree_to_aff_combination_expand): Declare.
15372 * tree-predcom.c: New file.
15373 * common.opt (fpredictive-commoning): New option.
15374 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15375 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15376 * Makefile.in (tree-predcom.o): Add.
15377 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15378 * passes.c (init_optimization_passes): Add dceloop after
15379 copy propagation in loop optimizer. Add predictive commoning
15380 to loop optimizer passes.
15382 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15384 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15387 2007-05-24 Jan Hubicka <jh@suse.cz>
15389 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15391 (genheader): Include statistics.h.
15393 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15395 * print-rtl.c (flag_dump_unnumbered): Update comments.
15396 (print_rtl): Fix my previous change.
15397 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15400 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15402 PR middle-end/32018
15403 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15405 (thread_through_all_blocks): Call initialize_original_copy_tables
15406 and free_original_copy_tables.
15407 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15409 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15410 * cfghooks.c (duplicate_block): Use get_loop_copy.
15411 * cfg.c: Include cfgloop.h.
15412 (loop_copy): New hash table.
15413 (initialize_original_copy_tables): Initialize loop_copy table.
15414 (free_original_copy_tables): Free loop_copy table.
15415 (copy_original_table_clear, copy_original_table_set,
15416 set_loop_copy, get_loop_copy): New functions.
15417 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15418 * cfgloop.h (struct loop): Remove copy field.
15419 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15420 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15422 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15424 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15425 -msse/-msse2/-msse3.
15427 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15429 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15430 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15432 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15435 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15436 * targhooks.h (default_mangle_decl_assembler_name): Declare
15438 * targhooks.c (default_mangle_decl_assembler_name): Define
15440 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15442 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15443 * langhooks.c (lhd_set_decl_assembler_name): Call
15444 targetm.mangle_decl_assembler_name for names with global scope.
15446 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15448 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15449 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15451 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15452 New. Factored out of i386_pe_encode_section_info.
15453 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15454 Move check for prior decoration of stdcall
15455 symbols to i386_pe_encode_section_info.
15456 (i386_pe_encode_section_info): Adjust call to
15457 gen_stdcall_or_fastcall_suffix. Use
15458 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15459 (i386_pe_mangle_decl_assembler_name): New. Wrap
15460 i386_pe_maybe_mangle_decl_assembler_name.
15462 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15464 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15465 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15466 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15467 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15468 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15471 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15472 Nigel Stephens <nigel@mips.com>
15473 Richard Sandiford <richard@codesourcery.com>
15475 Fix up MIPS16 hard float and add support for complex.
15477 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15478 (TARGET_SOFT_FLOAT_ABI): New.
15479 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15480 __mips_soft_float to reflect the ABI in use, not whether the
15481 FPU is directly accessible (e.g., in MIPS16 mode).
15482 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15483 (UNITS_PER_FPVALUE): Likewise.
15485 * config/mips/mips.c (mips_expand_call): Remove redundant
15486 TARGET_MIPS16 check.
15487 (mips_arg_regno): New.
15488 (function_arg_advance): When setting bits in cum->fp_code for
15489 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15491 (function_arg): Use mips_arg_regno.
15492 (mips_return_mode_in_fpr_p): New.
15493 (mips16_call_stub_mode_suffix): New.
15494 (mips16_cfun_returns_in_fpr_p): New.
15495 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15496 (mips_output_function_prologue): Test mips16_hard_float, not
15497 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15498 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15499 return value into a floating-point register.
15500 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15501 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15502 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15503 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15504 word of double arguments from or to the high bits of 64-bit
15505 floating point registers.
15506 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15507 (mips16_fpret_double): New helper function.
15508 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15509 support for complex modes. Fill in DECL_RESULT for stubdecl.
15510 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15512 * config/mips/mips16.S
15513 (RET, ARG1, ARG2): New.
15514 (MERGE_GPRf, MERGE_GPRt): New.
15515 (DELAYt, DELAYf): New.
15516 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15517 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15518 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15519 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15520 (SFOP): Renamed to...
15521 (OPSF3): This, and macro-ified. Updated all uses.
15522 (SFOP2): Renamed to...
15523 (OPSF2): This, and macro-ified. Updated all uses.
15524 (SFCMP): Renamed to...
15525 (CMPSF): This, and macro-ified. Updated all uses.
15526 (SFREVCMP): Renamed to...
15527 (REVCMPSF): This, and macro-ified. Updated all uses.
15528 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15529 (LDDBL1, LDDBL2, RETDBL): Deleted.
15530 (DFOP): Renamed to...
15531 (OPDF3): This, and macro-ified. Updated all uses.
15532 (DFOP2): Renamed to...
15533 (OPDF2): This, and macro-ified. Updated all uses.
15534 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15535 (DFCMP): Renamed to...
15536 (CMPDF): This, and macro-ified. Updated all uses.
15537 (DFREVCMP): Renamed to...
15538 (REVCMPDF): This, and macro-ified. Updated all uses.
15539 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15540 (RET_FUNCTION): New.
15541 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15542 (__mips16_ret_sc, __mips16_ret_dc): New.
15543 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15544 STUB_ARGS_6, STUB_ARGS_10): New.
15545 (CALL_STUB_NO_RET): New.
15546 (__mips16_call_stub_1): Macro-ified.
15547 (__mips16_call_stub_5): Macro-ified.
15548 (__mips16_call_stub_2): Macro-ified.
15549 (__mips16_call_stub_6): Macro-ified.
15550 (__mips16_call_stub_9): Macro-ified.
15551 (__mips16_call_stub_10): Macro-ified.
15552 (CALL_STUB_RET): New.
15553 (__mips16_call_stub_sf_0): Macro-ified.
15554 (__mips16_call_stub_sf_1): Macro-ified.
15555 (__mips16_call_stub_sf_5): Macro-ified.
15556 (__mips16_call_stub_sf_2): Macro-ified.
15557 (__mips16_call_stub_sf_6): Macro-ified.
15558 (__mips16_call_stub_sf_9): Macro-ified.
15559 (__mips16_call_stub_sf_10): Macro-ified.
15560 (__mips16_call_stub_df_0): Macro-ified.
15561 (__mips16_call_stub_df_1): Macro-ified.
15562 (__mips16_call_stub_df_5): Macro-ified.
15563 (__mips16_call_stub_df_2): Macro-ified.
15564 (__mips16_call_stub_df_6): Macro-ified.
15565 (__mips16_call_stub_df_9): Macro-ified.
15566 (__mips16_call_stub_df_10): Macro-ified.
15567 (__mips16_call_stub_sc_0): New.
15568 (__mips16_call_stub_sc_1): New.
15569 (__mips16_call_stub_sc_5): New.
15570 (__mips16_call_stub_sc_2): New.
15571 (__mips16_call_stub_sc_6): New.
15572 (__mips16_call_stub_sc_9): New.
15573 (__mips16_call_stub_sc_10): New.
15574 (__mips16_call_stub_dc_0): New.
15575 (__mips16_call_stub_dc_1): New.
15576 (__mips16_call_stub_dc_5): New.
15577 (__mips16_call_stub_dc_2): New.
15578 (__mips16_call_stub_dc_6): New.
15579 (__mips16_call_stub_dc_9): New.
15580 (__mips16_call_stub_dc_10): New.
15582 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15583 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15584 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15586 2007-05-23 Ian Lance Taylor <iant@google.com>
15588 * doc/invoke.texi (Invoking GCC): Document that the order of the
15591 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15594 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15595 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15596 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15600 * config/score/score.c (score_print_operand): Make sure that only
15601 lower bits are used.
15603 2007-05-22 Ian Lance Taylor <iant@google.com>
15605 * tree-vrp.c (avoid_overflow_infinity): New static function,
15606 broken out of set_value_range_to_value.
15607 (set_value_range_to_value): Call avoid_overflow_infinity.
15608 (extract_range_from_assert): Likewise.
15610 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15612 PR middle-end/31095
15613 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15614 change the type before looking for a COMPOUND_EXPR.
15616 2007-05-22 Ian Lance Taylor <iant@google.com>
15618 * lower-subreg.c (decompose_multiword_subregs): If we change an
15619 insn, call remove_retval_note on it.
15621 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15623 * regs.h (end_hard_regno): New function.
15624 (END_HARD_REGNO, END_REGNO): New macros.
15625 (add_to_hard_reg_set): New function.
15626 (remove_from_hard_reg_set): Likewise.
15627 (in_hard_reg_set_p): Likewise.
15628 (overlaps_hard_reg_set_p): Likewise.
15629 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15630 (note_btr_set): Use END_HARD_REGNO.
15631 * caller-save.c (setup_save_areas): Use end_hard_regno.
15632 (mark_set_regs): Use END_HARD_REGNO.
15633 (add_stored_regs): Use end_hard_regno.
15634 (mark_referenced_regs): Use add_to_hard_reg_set.
15635 * combine.c (update_table_tick): Use END_REGNO.
15636 (record_value_for_reg): Likewise.
15637 (record_dead_and_set_regs): Likewise.
15638 (get_last_value_validate): Likewise.
15639 (use_crosses_set_p): Likewise.
15640 (reg_dead_at_p_1): Likewise.
15641 (reg_dead_at_p): Likewise.
15642 (mark_used_regs_combine): Use add_to_hard_reg_set.
15643 (move_deaths): Use END_HARD_REGNO.
15644 (reg_bitfield_target_p): Use end_hard_regno.
15645 (distribute_notes): Use END_HARD_REGNO.
15646 * cse.c (mention_regs): Use END_REGNO.
15647 (insert): Use add_to_hard_reg_set.
15648 (invalidate): Use END_HARD_REGNO.
15649 (invalidate_for_call): Likewise.
15650 (exp_equiv_p): Use END_REGNO.
15651 (cse_insn): Likewise.
15652 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15653 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15654 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15655 * function.c (keep_stack_depressed): Use end_hard_regno.
15656 * global.c (global_alloc): Use end_hard_regno.
15657 (global_conflicts): Use add_to_hard_reg_set instead of
15659 (find_reg): Likewise.
15660 (mark_reg_store): Likewise.
15661 (mark_reg_conflicts): Likewise.
15662 (mark_reg_death): Use remove_from_hard_reg_set.
15663 (mark_reg_live_nc): Delete.
15664 (set_preference): Use end_hard_regno.
15665 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15666 remove_from_hard_reg_set.
15667 (post_mark_life): Use add_to_hard_reg_set.
15668 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15669 (reg_becomes_live): Use add_to_hard_reg_set.
15670 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15671 (peep2_find_free_register): Use add_to_hard_reg_set.
15672 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15673 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15674 * regrename.c (note_sets): Use add_to_hard_reg_set.
15675 (clear_dead_regs): Use remove_from_hard_reg_set.
15676 (regrename_optimize): Use add_to_hard_reg_set.
15677 (find_oldest_value_reg): Use in_hard_reg_set_p.
15678 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15679 (hard_reg_set_here_p): Use end_hard_regno.
15680 (decompose): Likewise.
15681 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15682 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15683 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15684 (mark_home_live): Use end_hard_regno.
15685 (spill_hard_reg): Likewise.
15686 (clear_reload_reg_in_use): Likewise.
15687 * reorg.c (delete_prior_computation): Use END_REGNO.
15688 * resource.c (update_live_status): Use END_HARD_REGNO.
15689 (mark_referenced_resources): Use add_to_hard_reg_set.
15690 (mark_set_resources): Likewise.
15691 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15692 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15693 (reg_overlap_mentioned_p): Likewise.
15694 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15695 (covers_regno_no_parallel_p): Use END_REGNO.
15696 (find_regno_note): Likewise.
15697 (find_reg_fusage): Use END_HARD_REGNO.
15698 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15699 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15701 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15703 * mode-switching.c (reg_dies): Change type of second argument to
15705 (optimize_mode_switching): Update accordingly.
15707 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15709 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15711 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15712 (hard_reg_set_empty_p): ...these new functions.
15713 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15714 GO_IF_HARD_REG_SUBSET.
15715 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15716 instead of GO_IF_HARD_REG_EQUAL.
15717 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15718 instead of GO_IF_HARD_REG_EQUAL.
15719 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15720 GO_IF_HARD_REG_SUBSET.
15721 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15722 GO_IF_HARD_REG_EQUAL.
15723 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15724 of GO_IF_HARD_REG_SUBSET.
15725 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15726 instead of GO_IF_HARD_REG_EQUAL.
15727 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15728 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15729 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15730 of GO_IF_HARD_REG_SUBSET,
15731 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15732 GO_IF_HARD_REG_SUBSET.
15733 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15734 instead of GO_IF_HARD_REG_EQUAL.
15735 * config/sh/sh.c (push_regs, calc_live_regs): Use
15736 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15737 (hard_regs_intersect_p): Delete.
15739 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15741 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15743 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15744 Richard Henderson <rth@redhat.com>
15746 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15748 (x86_64-*-*): Likewise.
15750 * i386/i386-modes.def (V2QI): New.
15752 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15754 (override_options): Support SSE4.1.
15755 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15756 (IX86_BUILTIN_BLENDPS): Likewise.
15757 (IX86_BUILTIN_BLENDVPD): Likewise.
15758 (IX86_BUILTIN_BLENDVPS): Likewise.
15759 (IX86_BUILTIN_PBLENDVB128): Likewise.
15760 (IX86_BUILTIN_PBLENDW128): Likewise.
15761 (IX86_BUILTIN_DPPD): Likewise.
15762 (IX86_BUILTIN_DPPS): Likewise.
15763 (IX86_BUILTIN_INSERTPS128): Likewise.
15764 (IX86_BUILTIN_MOVNTDQA): Likewise.
15765 (IX86_BUILTIN_MPSADBW128): Likewise.
15766 (IX86_BUILTIN_PACKUSDW128): Likewise.
15767 (IX86_BUILTIN_PCMPEQQ): Likewise.
15768 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15769 (IX86_BUILTIN_PMAXSB128): Likewise.
15770 (IX86_BUILTIN_PMAXSD128): Likewise.
15771 (IX86_BUILTIN_PMAXUD128): Likewise.
15772 (IX86_BUILTIN_PMAXUW128): Likewise.
15773 (IX86_BUILTIN_PMINSB128): Likewise.
15774 (IX86_BUILTIN_PMINSD128): Likewise.
15775 (IX86_BUILTIN_PMINUD128): Likewise.
15776 (IX86_BUILTIN_PMINUW128): Likewise.
15777 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15778 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15779 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15780 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15781 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15782 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15783 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15784 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15785 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15786 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15787 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15788 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15789 (IX86_BUILTIN_PMULDQ128): Likewise.
15790 (IX86_BUILTIN_PMULLD128): Likewise.
15791 (IX86_BUILTIN_ROUNDPD): Likewise.
15792 (IX86_BUILTIN_ROUNDPS): Likewise.
15793 (IX86_BUILTIN_ROUNDSD): Likewise.
15794 (IX86_BUILTIN_ROUNDSS): Likewise.
15795 (IX86_BUILTIN_PTESTZ): Likewise.
15796 (IX86_BUILTIN_PTESTC): Likewise.
15797 (IX86_BUILTIN_PTESTNZC): Likewise.
15798 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15799 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15800 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15801 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15802 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15803 (bdesc_ptest): New.
15804 (bdesc_sse_3arg): Likewise.
15805 (bdesc_2arg): Likewise.
15806 (bdesc_1arg): Likewise.
15807 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15809 (ix86_expand_sse_4_operands_builtin): New.
15810 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15811 smaller than 8 bits as the 2nd arg.
15812 (ix86_expand_sse_ptest): New.
15813 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15814 (ix86_expand_vector_set): Support SSE4.1.
15815 (ix86_expand_vector_extract): Likewise.
15817 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15818 __SSE4_1__ for -msse4.1.
15820 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15821 (UNSPEC_INSERTPS): Likewise.
15822 (UNSPEC_DP): Likewise.
15823 (UNSPEC_MOVNTDQA): Likewise.
15824 (UNSPEC_MPSADBW): Likewise.
15825 (UNSPEC_PHMINPOSUW): Likewise.
15826 (UNSPEC_PTEST): Likewise.
15827 (UNSPEC_ROUNDP): Likewise.
15828 (UNSPEC_ROUNDS): Likewise.
15830 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15832 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15833 (const_pow2_1_to_32768_operand): Likewise.
15835 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15838 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15840 (sse4_1_insertps): Likewise.
15841 (*sse4_1_extractps): Likewise.
15842 (sse4_1_ptest): Likewise.
15843 (sse4_1_mulv2siv2di3): Likewise.
15844 (*sse4_1_mulv4si3): Likewise.
15845 (*sse4_1_smax<mode>3): Likewise.
15846 (*sse4_1_umax<mode>3): Likewise.
15847 (*sse4_1_smin<mode>3): Likewise.
15848 (*sse4_1_umin<mode>3): Likewise.
15849 (sse4_1_eqv2di3): Likewise.
15850 (*sse4_1_pinsrb): Likewise.
15851 (*sse4_1_pinsrd): Likewise.
15852 (*sse4_1_pinsrq): Likewise.
15853 (*sse4_1_pextrb): Likewise.
15854 (*sse4_1_pextrb_memory): Likewise.
15855 (*sse4_1_pextrw_memory): Likewise.
15856 (*sse4_1_pextrq): Likewise.
15857 (sse4_1_blendpd): Likewise.
15858 (sse4_1_blendps): Likewise.
15859 (sse4_1_blendvpd): Likewise.
15860 (sse4_1_blendvps): Likewise.
15861 (sse4_1_dppd): Likewise.
15862 (sse4_1_dpps): Likewise.
15863 (sse4_1_movntdqa): Likewise.
15864 (sse4_1_mpsadbw): Likewise.
15865 (sse4_1_packusdw): Likewise.
15866 (sse4_1_pblendvb): Likewise.
15867 (sse4_1_pblendw): Likewise.
15868 (sse4_1_phminposuw): Likewise.
15869 (sse4_1_extendv8qiv8hi2): Likewise.
15870 (*sse4_1_extendv8qiv8hi2): Likewise.
15871 (sse4_1_extendv4qiv4si2): Likewise.
15872 (*sse4_1_extendv4qiv4si2): Likewise.
15873 (sse4_1_extendv2qiv2di2): Likewise.
15874 (*sse4_1_extendv2qiv2di2): Likewise.
15875 (sse4_1_extendv4hiv4si2): Likewise.
15876 (*sse4_1_extendv4hiv4si2): Likewise.
15877 (sse4_1_extendv2hiv2di2): Likewise.
15878 (*sse4_1_extendv2hiv2di2): Likewise.
15879 (sse4_1_extendv2siv2di2): Likewise.
15880 (*sse4_1_extendv2siv2di2): Likewise.
15881 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15882 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15883 (sse4_1_zero_extendv4qiv4si2): Likewise.
15884 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15885 (sse4_1_zero_extendv2qiv2di2): Likewise.
15886 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15887 (sse4_1_zero_extendv4hiv4si2): Likewise.
15888 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15889 (sse4_1_zero_extendv2hiv2di2): Likewise.
15890 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15891 (sse4_1_zero_extendv2siv2di2): Likewise.
15892 (*sse4_1_zero_extendv2siv2di2): Likewise.
15893 (sse4_1_roundpd): Likewise.
15894 (sse4_1_roundps): Likewise.
15895 (sse4_1_roundsd): Likewise.
15896 (sse4_1_roundss): Likewise.
15897 (mulv4si3): Don't expand for SSE4.1.
15898 (smax<mode>3): Likewise.
15899 (umaxv4si3): Likewise.
15900 (uminv16qi3): Likewise.
15901 (umin<mode>3): Likewise.
15902 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15904 * doc/extend.texi: Document SSE4.1 built-in functions.
15906 * doc/invoke.texi: Document -msse4.1.
15908 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15910 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15911 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15912 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15913 (ASM_SPEC): Add asm_pcrel_spec.
15914 (EXTRA_SPECS): Add asm_pcrel_spec.
15916 2007-05-21 David Daney <ddaney@avtrex.com>
15918 * doc/install.texi (Building a cross compiler): Add requirements
15919 for Java cross compiler.
15921 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15923 PR middle-end/31995
15924 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15925 Add loopno argument. Use evolution_function_is_invariant_rec_p
15926 instead of evolution_function_is_constant_p.
15927 Update calls to evolution_function_is_affine_multivariate_p.
15928 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15929 Add loopno argument.
15930 * tree-scalar-evolution.c (gather_chrec_stats): Call
15931 evolution_function_is_affine_multivariate_p with a loop
15933 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15934 (analyze_overlapping_iterations): Likewise.
15935 (access_functions_are_affine_or_constant_p): Likewise.
15936 (build_classic_dist_vector_1): If the access functions
15937 are equal, don't do anything.
15939 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15940 Paolo Carlini <pcarlini@suse.de>
15941 Uros Bizjak <ubizjak@gmail.com>
15943 * c-cppbuiltin.c (c_cpp_builtins): Define
15944 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15945 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15946 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15947 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15949 2007-05-21 Mike Stump <mrs@apple.com>
15951 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15953 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15955 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15957 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15958 implementation if __OPTIMIZE__ is not defined.
15959 (_mm_alignr_pi8): Ditto.
15960 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15961 (_mm_inserti_si64): Ditto.
15962 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15963 (_mm_slli_epi16): Ditto.
15964 (_mm_slli_epi32): Ditto.
15965 (_mm_slli_epi64): Ditto.
15966 (_mm_srai_epi16): Ditto.
15967 (_mm_srai_epi32): Ditto.
15968 (_mm_srli_si128): Ditto.
15969 (_mm_slli_si128): Ditto.
15970 (_mm_srli_epi16): Ditto.
15971 (_mm_srli_epi32): Ditto.
15972 (_mm_srli_epi64): Ditto.
15973 (_mm_extract_epi16): Ditto.
15974 (_mm_insert_epi16): Ditto.
15975 (_mm_shufflehi_epi16): Ditto.
15976 (_mm_shufflelo_epi16): Ditto.
15977 (_mm_shuffle_epi32): Ditto.
15978 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15979 (_m_pextrw): Ditto.
15980 (_mm_insert_pi16): Ditto.
15981 (_m_pinsrw): Ditto.
15982 (_mm_shuffle_pi16): Ditto.
15983 (_m_pshufw): Ditto.
15984 (_mm_shufle_ps): Ditto.
15985 (_mm_prefetch): Ditto.
15987 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15989 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15990 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15991 * real.c (encode_i370_single, decode_i370_single,
15992 encode_i370_double, decode_i370_double): Functions removed.
15993 (i370_single_format, i370_double_format): Initializations removed.
15994 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15995 Consider the log2_b field to always be one.
15996 (ieee_single_format, mips_single_format, coldfire_single_format,
15997 ieee_double_format, mips_double_format, coldfire_double_format,
15998 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15999 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16000 ibm_extended_format, mips_extended_format, ieee_quad_format,
16001 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16002 decimal_single_format, decimal_double_format, decimal_quad_format,
16003 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16004 initialization of log2_b.
16005 * real.h (i370_single_format, i370_double_format): Declarations
16007 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16008 field to always be one.
16010 2007-05-21 Andreas Schwab <schwab@suse.de>
16012 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16013 NOTE_INSN_BASIC_BLOCK_P.
16014 (process_for_unwind_directive): Likewise.
16016 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16018 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16019 * function.h (struct function): Move va_list_gpr_size,
16020 va_list_fpr_size, function_frequency to front of bitfields. Add
16022 (current_function_calls_unwind_init): New.
16023 * except.c (expand_builtin_unwind_init): Set
16024 current_function_calls_unwind_init not
16025 current_function_has_nonlocal_label.
16026 * reload1.c (has_nonexceptional_receiver): New.
16027 (reload): Use it and current_function_calls_unwind_init to
16028 determine whether call-saved regs must be saved.
16030 2007-05-20 Jan Hubicka <jh@suse.cz>
16032 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16033 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16034 * ddg.c (create_ddg): LIkewise.
16035 * final.c (final): Remove hunk moving line number notes around since
16036 they are no longer present at this stage.
16037 (final_scan_insn): Use NOTE_KIND instead of
16038 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16039 (output_asm_label): Likewise.
16040 * reorg.c (dbr_schedule): Likewise.
16041 * haifa-sched.c (unlink_other_notes): Likewise.
16042 * mode-switching.c (optimize_mode_switching): Likewise.
16043 * graph.c (start_bb): Likewise.
16044 * rtl.def (NOTE): Update description.
16045 * jump.c (squeeze_notes): Delete.
16046 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16047 NOTE_INSN_BASIC_BLOCK_P when possible.
16048 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16049 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16050 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16051 (dwarf2out_var_location): Likewise.
16052 * cfgbuild.c (make_edges): Likewise.
16053 (find_basic_blocks_1): Likewise.
16054 * function.c (reorder_blocks_1): Likewise.
16055 (epilogue_done): Likewise.
16056 (reposition_prologue_and_epilogue_notes): Likewise.
16057 * print-rtl.c (print_rtx): Likewise; drop code for printing
16059 (print_rtl): Likewise.
16060 (print_rtl_single): Likewise.
16061 * gcse.c (insert_insn_start_bb): Likewise.
16062 * alias.c (init_alias_analysis): Likewise.
16063 * calls.c (fixup_tail_calls): Likewise.
16064 * except.c (sjlj_emit_function_enter): Likewise.
16065 * emit-rtl.c (add_insn_after): Likeiwse.
16066 (emit_label_before): Likewise.
16067 (emit_label_after): Likewise.
16068 (emit_note_before, emit_note_after, emit_note): Update
16069 parameter to be enum insn_note; do not deal with source
16071 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16072 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16074 (merge_blocks_move_successor_nojumps): Simplify now when
16075 we don't have BLOCK notes.
16076 (try_optimize_cfg): Likewise.
16077 * cfglayout.c (skip_insns_after_block): Likewise.
16078 (record_effective_endpoints): Likewise.
16079 (duplicate_insn_chain): Likewise.
16080 * varasm.c (output_constant_pool_1): Likewise.
16081 * sched-deps.c (sched_analyze): Likewise.
16082 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16084 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16085 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16086 (SET_INSN_DELETED): Simplify.
16087 (NOTE_LINE_NUMBER): Exterminate.
16088 (NOTE_LINE_KIND): New.
16089 (NOTE_INSN_BASIC_BLOCK_P): Update.
16090 (enum insn_note): Simplify.
16091 (GET_NOTE_INSN_NAME) Simplify.
16092 (emit_note_before, emit_note_after, emit_note): Update prototype.
16093 (squeeze_notes): Remove.
16094 * sched-int.h (NOTE_NOT_BB_P): Update.
16095 * resource.c (mark_target_live_regs): Update.
16096 * sched-rgn.c (debug_dependencies): Update.
16097 * sched-vis.c (print_insn): Update.
16098 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16099 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16100 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16101 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16102 (split_branches): Update.
16103 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16105 (sh_adjust_unroll_max): Exterminate.
16106 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16107 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16108 (m68hc11_reorg): Likewise.
16109 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16110 (emit_predicate_relation_info): Update.
16111 (process_for_unwind_directive): Update.
16112 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16113 (output_call): Update.
16114 * config/pa/pa.c (output_lbranch): Update.
16115 (output_millicode_call): Update.
16116 (output_call): Update.
16117 (pa_combine_instructions): Update.
16118 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16119 * config/bfin/bfin.c (gen_one_bundle): Update.
16120 * cfgrtl.c (can_delete_note_p): Update.
16121 (delete_insn): Update.
16122 (rtl_merge_blocks): Update.
16123 (commit_one_edge_insertion): Update.
16124 (rtl_verify_flow_info): Update.
16125 * stmt.c (expand_case): Do not call squeeze_notes.
16127 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16134 * c.opt (Wtype-limits): New.
16135 * doc/invoke.texi (Wtype-limits): Document it.
16136 (Wextra): Enabled by -Wextra.
16137 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16138 * c-common.c (shorten_compare): Warn with Wtype-limits.
16140 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16142 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16143 inlined function, not as a macro.
16144 (_mm_alignr_pi8): Ditto.
16145 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16146 (_mm_inserti_si64): Ditto.
16147 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16148 (_mm_extract_epi16): Ditto.
16149 (_mm_insert_epi16): Ditto.
16150 (_mm_shufflehi_epi16): Ditto.
16151 (_mm_shufflelo_epi16): Ditto.
16152 (_mm_shuffle_epi32): Ditto.
16153 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16154 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16156 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16158 (_m_to_float): Use C89 compatible assignment.
16160 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16163 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16165 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16168 * doc/invoke.texi (Wreturn-type): Complete description.
16169 (Wextra): Delete item about return-type warning.
16170 * c-decl.c: Delete redundant Wextra warning.
16172 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16175 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16176 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16177 inlined function, not as a macro.
16178 (_mm_prefetch): Ditto.
16179 (_m_pextrw): Ditto.
16180 (_mm_insert_pi16): Ditto.
16181 (_m_pinsrw): Ditto.
16182 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16183 (_m_pshufw): Ditto. Add const to __N argument.
16184 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16185 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16186 (_mm_slli_epi32): Ditto.
16187 (_mm_srli_si128): Implement as always inlined function, not as a
16188 macro. Add __inline to function declaration.
16189 (_mm_slli_si128): Ditto.
16191 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16193 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16194 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16196 (struct fenv): New structure.
16197 (FP_HANDLE_EXCEPTIONS): New define.
16198 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16199 (_FP_DECL_EXP): New define.
16200 (FP_INIT_ROUNDMODE): New define.
16201 (FP_ROUNDMODE): New define.
16203 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16205 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16206 (Wconversion): Update description.
16207 (Wconversion-sign): New.
16208 * c.opt (Wconversion-sign): New.
16209 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16210 means disabled for C++. Otherwise, take the status of Wconversion.
16211 * c-common.c (conversion_warning): Warn with either Wconversion or
16213 (warnings_for_convert_and_check): Conditions are already checked by
16214 conversion_warning.
16215 (convert_and_check): Don't check warnings if the conversion failed.
16217 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16218 Anatoly Sokolov <aesok@dol.ru>
16220 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16221 avr_epilogue_uses) : Add declaration.
16222 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16223 * config/avr/constraints.md (R): New constraint.
16224 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16225 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16226 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16227 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16228 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16229 call_prologue_saves, epilogue_restores, return_from_epilogue,
16230 return_from_main_epilogue, return_from_interrupt_epilogue,
16231 return_from_naked_epilogue, prologue, epilogue): New patterns.
16232 (jump): Handle symbol reference.
16233 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16234 avr_output_function_prologue, avr_output_function_epilogue): Remove
16236 (avr_init_machine_status, expand_prologue, expand_epilogue,
16237 avr_asm_function_end_prologue, avr_epilogue_uses,
16238 avr_asm_function_begin_epilogue): New functions.
16239 (prologue_size, epilogue_size, jump_tables_size): Remove global
16241 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16242 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16243 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16244 (avr_override_options): Initialise init_machine_status.
16245 (output_movhi): Handle all stack pointer loads.
16246 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16247 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16248 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16249 (EPILOGUE_USES) Redefine.
16250 (machine_function) Declare.
16252 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16254 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16255 Use a single return statement.
16257 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16259 PR middle-end/30250
16260 * builtins.c (do_mpfr_lgamma_r): New.
16261 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16262 * tree.h (CASE_FLT_FN_REENT): New.
16264 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16266 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16267 (output_die): Use 'unsigned long' with %x.
16268 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16269 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16270 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16272 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16274 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16279 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16280 true if function has no argument.
16282 2007-05-18 DJ Delorie <dj@redhat.com>
16284 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16285 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16287 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16289 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16290 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16291 count_trailing_zeros.
16292 (__i386__): Implement count_leading_zeros using __builtin_clz().
16293 Implement count_trailing_zeros usign __builtin_ctz().
16295 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16297 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16299 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16301 PR middle-end/31344
16302 * expr.c (emit_move_change_mode): Change mode of push operands here.
16304 2007-05-17 Ian Lance Taylor <iant@google.com>
16306 PR tree-optimization/31953
16307 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16308 Change all callers.
16309 (set_value_range_to_null): Call set_value_range_to_value.
16310 (extract_range_from_comparison): Likewise.
16312 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16314 * toplev.c (print_version): Output GMP/MPFR version info.
16316 * builtins.c (CASE_MATHFN_REENT): New macro.
16317 (mathfn_built_in): Use it.
16318 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16319 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16320 BUILT_IN_LGAMMAL_R): New.
16321 * doc/extend.texi: Document new builtins.
16323 PR middle-end/31796
16324 * builtins.c (do_mpfr_remquo): New.
16325 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16326 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16328 PR middle-end/30251
16329 * builtins.c (fold_builtin_1): Handle y0, y1.
16330 (fold_builtin_2): Handle yn.
16332 PR middle-end/30251
16333 * builtins.c (do_mpfr_bessel_n): New.
16334 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16335 (fold_builtin_2): Handle BUILT_IN_JN.
16337 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16340 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16341 TYPE_PRECISION (intmax_type_node).
16343 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16346 * reload.c (subst_reloads): Remove checking.
16348 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16350 PR rtl-optimization/31691
16351 * combine.c (simplify_set): Build a new src pattern instead of
16352 substituting its operands in the COMPARE case.
16354 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16356 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16357 (execute_vrp): Preserve loops through jump threading.
16358 * tree-ssa-threadupdate.c (thread_single_edge,
16359 dbds_continue_enumeration_p, determine_bb_domination_status,
16360 thread_through_loop_header): New functions.
16361 (create_edge_and_update_destination_phis,
16362 create_edge_and_update_destination_phis): Set loops for the new blocks.
16363 (prune_undesirable_thread_requests): Removed.
16364 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16366 (thread_block): Do not call prune_undesirable_thread_requests.
16368 (mark_threaded_blocks): Select edges to thread here.
16369 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16370 Thread edges through loop headers independently.
16371 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16372 * tree-pass.h (TODO_mark_first_instance): New.
16373 (first_pass_instance): Declare.
16374 * cfghooks.c (duplicate_block): Put the block to the original loop
16375 if copy is not specified.
16376 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16377 jump threading. Pass may_peel_loop_headers to
16378 thread_through_all_blocks according to first_pass_instance.
16379 * cfgloop.h (create_preheader): Declare.
16380 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16381 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16382 * passes.c (first_pass_instance): New variable.
16383 (next_pass_1): Set TODO_mark_first_instance.
16384 (execute_todo): Set first_pass_instance.
16386 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16388 PR tree-optimization/24659
16389 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16390 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16391 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16392 OTI_vec_pack_ufix_trunc.
16393 (vec_unpacks_float_hi_optab): Define new macro.
16394 (vec_unpacks_float_lo_optab): Ditto.
16395 (vec_unpacku_float_hi_optab): Ditto.
16396 (vec_unpacku_float_lo_optab): Ditto.
16397 (vec_pack_sfix_trunc_optab): Ditto.
16398 (vec_pack_ufix_trunc_optab): Ditto.
16399 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16400 and vec_pack_[s|u]fix_trunc_optab using
16401 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16402 * tree-vectorizer.c (supportable_widening_operation): Handle
16403 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16404 (supportable_narrowing_operation): New function.
16405 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16406 * tree-vect-transform.c (vectorizable_conversion): Handle
16407 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16408 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16409 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16410 to check for target support.
16411 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16412 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16413 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16414 for VEC_PACK_FIX_TRUNC_EXPR.
16415 (expand_binop): Special case mode of the result for
16416 vec_pack_[u|s]fix_trunc_optab.
16417 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16418 vec_pack_[u|s]fix_trunc_optab.
16420 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16421 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16422 * tree-pretty-print.c (dump_generic_node): Handle
16423 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16424 VEC_PACK_FIX_TRUNC_EXPR.
16426 * expr.c (expand_expr_real_1): Ditto.
16427 * tree-inline.c (estimate_num_insns_1): Ditto.
16428 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16430 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16431 (vec_unpacks_float_lo_v8hi): Ditto.
16432 (vec_unpacku_float_hi_v8hi): Ditto.
16433 (vec_unpacku_float_lo_v8hi): Ditto.
16434 (vec_unpacks_float_hi_v4si): Ditto.
16435 (vec_unpacks_float_lo_v4si): Ditto.
16436 (vec_pack_sfix_trunc_v2df): Ditto.
16438 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16440 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16441 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16442 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16443 [vec_pack_ufix_trunc]: Ditto.
16444 [vec_unpacks_float_hi]: Ditto.
16445 [vec_unpacks_float_lo]: Ditto.
16446 [vec_unpacku_float_hi]: Ditto.
16447 [vec_unpacku_float_lo]: Ditto.
16449 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16451 * soft-fp/README: Update for new files.
16452 * soft-fp/floattisf.c: New file.
16453 * soft-fp/floattidf.c: New file.
16454 * soft-fp/floattitf.c: New file.
16455 * soft-fp/floatuntisf.c: New file.
16456 * soft-fp/floatuntidf.c: New file.
16457 * soft-fp/floatuntitf.c: New file.
16458 * soft-fp/fixsfti.c: New file.
16459 * soft-fp/fixdfti.c: New file.
16460 * soft-fp/fixtfti.c: New file.
16461 * soft-fp/fixunssfti.c: New file.
16462 * soft-fp/fixunsdfti.c: New file.
16463 * soft-fp/fixunstfti.c: New file.
16464 * soft-fp/extendxftf.c: New file.
16465 * soft-fp/trunctfxf.c: New file.
16467 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16468 (__trunctfxf2): Ditto.
16470 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16471 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16472 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16473 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16474 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16475 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16477 * config/i386/t-fprules-softfp64: New file.
16478 * config/i386/sfp-machine.h: New file.
16479 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16480 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16481 and soft-fp/t-softfp to tmake_file.
16482 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16483 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16485 * config/i386/t-linux64 (softfp_wrap_start): New.
16486 (softfp_wrap_end): New.
16487 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16488 supported for TARGET_64BIT.
16490 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16492 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16493 c_common_unsigned_type behavior.
16495 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16497 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16500 2007-05-16 Eric Christopher <echristo@apple.com>
16502 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16503 saving after stack push. Set sp_offset whenever we push.
16504 (rs6000_emit_epilogue): Move altivec register restore before
16507 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16509 * configure.ac: Allow sysroots to be relocated under $prefix as
16510 well as $exec_prefix.
16511 * configure: Regenerate.
16513 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16517 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16519 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16520 (gcc_tooldir): Likewise.
16521 * configure: Regenerate.
16522 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16523 old configure.ac gcc_tooldir setting.
16524 (prefix_to_exec_prefix): New variable.
16525 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16526 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16528 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16530 * c-typeck.c (build_binary_op): Return early for error.
16532 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16534 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16535 struct nb_iter_bound.
16536 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16537 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16538 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16539 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16540 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16541 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16542 (del_scev_info): Use ggc_free.
16543 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16544 * loop-init.c: Include ggc.h.
16545 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16546 (loop_optimizer_finalize): Use ggc_free.
16547 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16548 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16549 pass_iv_optimize): Add TODO_ggc_collect.
16550 * function.h (struct function): Remove skip marker from
16552 * cfgloop.c: Include ggc.h.
16553 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16555 (establish_preds): Vector superloops is gc allocated.
16556 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16558 (flow_loops_find): Vector larray is gc allocated.
16559 (loop_exit_free): Use ggc_free.
16560 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16561 that head of exits list is now not a part of struct loop.
16562 (record_loop_exits): Allocate exits table in gc memory.
16563 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16564 that head of exits list is now not a part of struct loop.
16565 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16566 struct loop_exit): Add GTY marker.
16567 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16568 Add skip marker to aux field. Make head of exits list a separate
16570 (struct loops): Add GTY marker. Make larray vector gc allocated.
16571 Add param marker to exits table.
16572 (get_loops): Type changed.
16573 * Makefile.in (tree-scalar-evolution.o): Add
16574 gt-tree-scalar-evolution.h dependency.
16575 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16576 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16577 * basic-block.h (struct basic_block_def): Remove skip marker from
16580 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16582 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16583 of 0 in the call to expand_expr().
16584 (expand_builtin_mathfn_3): Ditto.
16585 (expand_builtin_interclass_mathfn): Ditto.
16586 (expand_builtin_cexpi): Ditto.
16587 (expand_builtin_int_roundingfn): Ditto.
16588 (expand_builtin_int_roundingfn_2): Ditto.
16589 (expand_builtin_pow): Ditto.
16590 (expand_builtin_powi): Ditto.
16591 (expand_builtin_bswap): Ditto.
16592 (expand_builtin_unop): Ditto.
16593 (expand_builtin_fabs): Ditto.
16594 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16595 the call to expand_expr().
16596 (expand_builtin_sync_operation): Ditto.
16597 (expand_builtin_compare_and_swap): Ditto.
16598 (expand_builtin_lock_test_and_set): Ditto.
16599 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16600 instead of 0 in the call to expand_expr().
16601 (expand_builtin_extract_return_addr): Ditto.
16602 (expand_builtin_eh_return): Ditto.
16603 (expand_eh_return): Ditto.
16604 * explow.c (expr_size): Ditto.
16605 * expr.c (optimize_bitfield_assignment_op): Ditto.
16606 (expand_assignement): Ditto.
16607 (store_expr): Ditto.
16608 (store_field): Ditto.
16609 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16610 the call to expand_expr().
16611 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16612 in the call to expand_expr().
16613 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16614 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16615 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16617 * optabs.c (expand_vec_shift_expr): Ditto.
16618 (expand_vec_cond_expr): Ditto.
16619 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16620 call to expand_expr().
16621 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16622 in the call to expand_expr().
16624 2007-05-14 Dave Korn <dave.korn@artimi.com>
16626 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16628 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16630 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16631 instead of c_common_unsigned_type.
16632 (c_common_unsigned_type): Remove.
16633 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16634 c_common_unsigned_type.
16635 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16636 c_common_unsigned_type.
16637 * c-common.h (c_common_unsigned_type): Remove.
16638 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16639 c_common_unsigned_type.
16640 * c-format.c (check_format_types): Use unsigned_type_for instead of
16641 c_common_unsigned_type.
16642 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16643 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16644 of c_common_unsigned_type.
16645 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16646 lang_hooks.types.unsigned_type.
16647 * expmed.c (make_tree): Use unsigned_type_for instead of
16648 lang_hooks.types.unsigned_type.
16649 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16650 lang_hooks.types.unsigned_type.
16651 (build_range_check): Likewise.
16652 (fold_unary): Likewise.
16653 (fold_binary): Likewise.
16654 (fold_ternary): Likewise.
16655 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16656 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16657 * tree.c (get_unsigned_type): New.
16658 (unsigned_type_for): Use get_unsigned_type instead of
16659 lang_hooks.types.unsigned_type.
16661 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16663 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16664 to m68k_get_function_kind. Update its prototype.
16665 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16667 (m68k_interrupt_function_p): Return enum m68k_function_type
16668 instead of bool. Rename to m68k_get_function_kind.
16669 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16670 target is not fido.
16671 (m68k_compute_frame_layout): Don't mark any register for save
16672 if an interrupt_thread attribute is specified.
16673 (m68k_hard_regno_rename_ok): Update a use of
16674 m68k_interrupt_function_p.
16675 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16676 m68k_interrupt_function_p.
16677 (m68k_function_type): New.
16678 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16679 for a function with an interrupt_thread attribute.
16680 * doc/extend.texi: Document the interrupt_thread attribute.
16682 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16684 Fix PR tree-optimization/31911
16685 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16686 if they didn't change the expression.
16688 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16690 * tree-scalar-evolution.c (resolve_mixers): Exported.
16691 * tree-scalar-evolution.h (resolve_mixers): Declare.
16692 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16693 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16694 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16695 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16696 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16697 strip_conversion, analyze_offset_expr, address_analysis,
16698 object_analysis, analyze_offset): Removed.
16699 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16700 split_constant_offset, canonicalize_base_object_address,
16701 object_address_invariant_in_loop_p, disjoint_objects_p,
16702 dr_may_alias_p, dr_address_invariant_p): New functions.
16703 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16704 and dr_analyze_alias.
16705 (initialize_data_dependence_relation): Use dr_may_alias_p
16706 and object_address_invariant_in_loop_p.
16707 (compute_self_dependence): Handle the case when
16708 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16709 (find_data_references_in_stmt): Restrict the analysis of data
16710 references to the given loop nest.
16711 (find_data_references_in_loop): Made static. Pass loop nest to
16712 find_data_references_in_stmt.
16713 (compute_data_dependences_for_loop): Use DR_VOPS.
16714 (free_data_ref): Free DR_VOPS.
16715 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16716 (struct innermost_loop_behavior): ... new.
16717 (struct base_object_info): Replaced by ...
16718 (struct indices): ... new.
16719 (struct dr_alias): New.
16720 (enum data_ref_type): Removed.
16721 (struct data_reference): Consist of struct innermost_loop_behavior,
16722 struct indices and struct dr_alias.
16723 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16724 (DR_MEMTAG): Renamed to ...
16725 (DR_SYMBOL_TAG): ... this.
16726 (find_data_references_in_loop): Declaration removed.
16727 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16728 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16729 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16730 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16732 2007-05-13 Revital Eres <eres@il.ibm.com>
16734 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16735 which walks virtual def-use chains to find redundant stores.
16736 (dse_optimize_stmt): Call it.
16738 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16740 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16741 * passes.c (init_optimization_passes): Move pass_jump_bypass
16744 * basic-block.h (bb_has_eh_pred): Fix style issue.
16746 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16748 PR rtl-optimization/31848
16749 * loop-invariant.c (move_invariant_reg): If we move an insn
16750 with a REG_EQUAL note, and that insn is not always executed,
16751 remove the REG_EQUAL note.
16753 2007-05-12 Richard Guenther <rguenther@suse.de>
16755 PR tree-optimization/31797
16756 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16757 propagate into a stmt that has volatile ops.
16759 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16761 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16762 (gcc_tooldir): Likewise.
16763 * configure: Regenerate.
16764 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16765 old configure.ac gcc_tooldir setting.
16766 (prefix_to_exec_prefix): New variable.
16767 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16768 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16770 2007-05-11 Silvius Rus <rus@google.com>
16772 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16773 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16774 * c-common.h (strict_aliasing_warning): Change return type.
16775 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16776 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16777 (build_c_cast): Condition call to strict_aliasing_warning.
16778 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16779 * flags.h (set_Wstrict_aliasing): Declare.
16780 * opts.c (set_Wstrict_alising): Define, add call to.
16781 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16782 * tree-ssa-alias-warnings.c: New file.
16783 * tree-ssa-alias.c (compute_may_aliases): Add call to
16784 strict_aliasing_warning_backend.
16786 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16788 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16789 Use loop_depth and loop_outer accessor functions.
16790 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16791 determine_invariantness_stmt, move_computations_stmt): Ditto.
16792 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16793 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16794 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16795 * tree-scalar-evolution.c (interpret_loop_phi,
16796 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16797 instantiate_parameters_1, scev_const_prop): Ditto.
16798 * cfghooks.c (make_forwarder_block): Ditto.
16799 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16800 * modulo-sched.c (loop_canon_p): Ditto.
16801 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16802 slpeel_can_duplicate_loop_p): Ditto.
16803 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16804 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16805 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16806 cancel_loop, verify_loop_structure): Ditto.
16807 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16808 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16809 superloops vector instead of "pred" array.
16810 (establish_preds): Take father loop as an argument. Initialize the
16812 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16813 Do not initialize loop->outer.
16814 (flow_loop_tree_node_remove): Truncate the superloops vector.
16815 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16816 "pred" merged to "superloops" vector.
16817 (loop_depth, loop_outer): New.
16818 (fel_init): Use loop_outer.
16820 2007-05-11 Jan Hubicka <jh@suse.cz>
16822 * cgraphunit.c: Include gt-cgraphunit.h
16823 (static_ctors, static_dtors): New static vars.
16824 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16825 based on implementation in c-common.c
16826 (cgraph_finalize_function): Call record_cdtor_fn.
16827 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16828 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16829 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16830 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16831 build_cdtor, c_build_cdtor_fns): Remove.
16832 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16833 c_build_cdtor_fns): Remove prototype.
16835 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16838 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16839 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16840 * builtins.c (fold_builtin_memchr): New.
16841 (expand_builtin_memchr): Call the latter.
16842 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16843 * doc/extend.texi ([Other built-in functions provided by GCC]):
16846 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16848 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16849 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16850 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16851 PFPO_OP1_TYPE_SHIFT): Constants added.
16852 (DFP_ALL): Mode macro defined.
16853 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16854 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16855 Insn definitions added.
16856 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16857 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16860 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16862 PR tree-optimization/31885
16863 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16864 NULL_TREE to be undetermined.
16865 (automatically_generated_chrec_p): Return false for NULL.
16867 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16869 * config/bfin/bfin.h (MOVE_RATIO): Define.
16871 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16873 * config.gcc (sparc-wrs-vxworks): New target.
16874 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16875 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16876 * config/sparc/sparc.h: Include vxworks-dummy.h.
16877 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16878 include LABEL_REFs too.
16879 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16880 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16882 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16884 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16885 (sparc_emit_call_insn): New function.
16886 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16887 functions when generating VxWorks PIC.
16888 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16889 (call, call_value): Use sparc_emit_call_insn instead of
16892 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16894 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16896 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16898 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16899 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16900 split_double instead of operand_subword.
16902 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16904 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16905 * config/bfin/bfin.c (bfin_local_alignment): New function.
16906 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16908 2007-05-08 Chao-ying Fu <fu@mips.com>
16910 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16911 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16912 (smsub_widen_optab, umsub_widen_optab): Define.
16913 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16915 * genopinit.c (optabs): Fill in smsub_widen_optab and
16917 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16918 and umsub_widen_optab to implement multiply-subtract sequences.
16919 * config/mips/mips.md (*msac<u>_di): Rename to...
16920 (<u>msubsidi4): ...this. Extend condition to include
16921 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16922 of operand 0 to "ka" and use the three-operand form of msub<u>
16924 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16927 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16929 PR rtl-optimization/28011
16930 * reload.c (push_reload): Set dont_share if IN appears in OUT
16931 also when IN is a PLUS rtx.
16932 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16935 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16937 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16938 call unshare_all_decls.
16939 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16940 (unshare_all_decls): Remove.
16942 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16945 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16948 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16949 Nigel Stephens <nigel@mips.com>
16951 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16952 Update comments and all uses.
16953 (MIN_FPRS_PER_FMT): Define.
16954 * config/mips/mips.c (function_arg): Fix to correctly handle
16955 the -mips32r2 -mfp64 -mabi=32 case.
16956 (override_options): Enable use of odd-numbered registers for
16957 SFmode values on MIPS32.
16958 (mips_save_reg_p): Save whole floating-point register pair if
16959 either half is used.
16960 (compute_frame_size): Fix comment.
16962 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16964 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16965 argument of type bool.
16966 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16967 argument. Safely select temporary P register according to it.
16968 (do_link): Change call site of add_to_reg accordingly.
16969 (do_unlink): Add epilogue_p as a fourth argument and pass it
16971 (expand_interrupt_handler_epilogue): Change call of do_unlink
16973 (bfin_expand_prologue): Add a third argument sibcall_p.
16974 * config/bfin/bfin.md (epilogue): Change call of
16975 bfin_expand_epilogue accordingly.
16976 (sibcall_epilogue): Likewise.
16977 (eh_return_internal): Likewise.
16979 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16980 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16981 * config/bfin/bfin.c (bfin_handle_option): Handle
16982 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16983 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16984 Support bf534, bf536 and bf561.
16985 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16987 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16990 * config/i386/i386.c (ix86_function_regparm): Process local
16991 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16993 2007-05-07 Mike Stump <mrs@apple.com>
16995 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16996 also checks for and while statements in C++.
16998 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17000 * gcc.c (at_file_supplied): New variable.
17001 (main): Set it if we expanded argv.
17002 (do_spec_1): Pass an @-file to the linker if we were called with
17003 an @-file argument and HAVE_GNU_LD.
17004 * collect2.c (at_file_supplied): New variable.
17005 (response_file): New variable.
17006 (collect_exit): Unlink response_file if necessary.
17007 (handler): Likewise.
17008 (do_wait): Likewise.
17009 (main): Set at_file_supplied if we expanded argv.
17010 (collect_execute): Pass an @-file to subprocesses if we were called
17011 with an @-file argument.
17012 * configure.ac: Add define for HAVE_GNU_LD.
17013 * configure: Regenerate.
17014 * config.in: Regenerate.
17016 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17018 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17019 operand to HI mode.
17024 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17026 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17027 (TARGET_ENCODE_SECTION_INFO): Re-define.
17028 (m32c_encode_section_info): New
17029 (function_vector_handler): New
17030 (current_function_special_page_vector): New
17031 (m32c_special_page_vector_p): New.
17032 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17034 * config/m32c/jump.md: Added instruction JSRS for functions
17035 with attribute "function_vector".
17036 * doc/extend.texi (function_vector): Added description
17037 for M16C, M32C targets.
17039 2007-05-07 DJ Delorie <dj@redhat.com>
17042 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17043 ashrpsi3, lshrpsi3): Update shift count constraint.
17045 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17046 Nathan Froyd <froydnj@codesourcery.com>
17049 * c-incpath.c (add_path): Strip trailing path separators.
17051 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17054 Free dominance info before purging EH edges.
17055 (eliminate_degenerate_phis): Likewise.
17056 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17058 2007-05-07 Jan Hubicka <jh@suse.cz>
17060 * gimplify.c (gimplify_expr): Do not crash when folding
17061 (void *)(int)&a + 4.
17063 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17066 * c-opts.c (lang_fortran): Make it non static.
17067 * c-common.h (lang_fortran): New prototype.
17068 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17069 -lang-fortran option was passed by the driver.
17071 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17073 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17074 of ASSERT_CHECKING. Tweak message.
17076 2007-05-06 Revital Eres <eres@il.ibm.com>
17079 * loop-unroll.c (insert_var_expansion_initialization):
17080 Initialize the expansions with -zero instead of +zero.
17082 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17084 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17085 into pic and non-pic versions. Mark r19 as used for
17086 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17087 for tgd_load, tld_load and tie_load .
17088 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17089 version of tgd_load, tld_load and tie_load depending on the
17092 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17093 Jakub Jelinek <jakub@redhat.com>
17095 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17096 (__do_global_dtors_aux): Use more paranoid loop to run
17097 destructors if HIDDEN_DTOR_LIST_END.
17098 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17100 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17102 * varasm.c (align_variable): Don't increase alignment for
17103 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17104 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17106 2007-05-04 Josh Conner <jconner@apple.com>
17108 * basic-block.h (cdi_direction): Assign values to all enumeration
17110 (dom_computed): Remove.
17111 (dom_info_state): New.
17112 (set_dom_info_availability): New.
17113 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17114 walk_data.dom_direction.
17115 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17116 instead of dom_computed[].
17117 (split_edge): Likewise.
17118 (create_basic_block): Likewise.
17119 (merge_blocks): Likewise.
17120 * ifcvt.c (find_if_header): Likewise.
17121 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17122 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17123 * tree-ssa.c (verify_ssa): Likewise.
17124 * tree-cfg.c (tree_verify_flow_info): Likewise.
17125 (remove_edge_and_dominated_blocks): Likewise.
17126 * dominance.c (dom_computed): Make static.
17127 (calc_dfs_tree_nonrec): Change third param to a bool.
17128 (calc_dfs_tree): Change second param to a bool.
17129 (calc_idioms): Change second param to a bool. Use
17130 dom_convert_dir_to_idx.
17131 (init_dom_info): Validate dir before using.
17132 (dom_convert_dir_to_idx): New.
17133 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17134 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17135 (free_dominance_info): Use dom_convert_dir_to_idx.
17136 (get_immediate_dominator): Likewise.
17137 (set_immediate_dominator): Likewise.
17138 (get_dominated_by): Likewise.
17139 (redirect_immediate_dominators): Likewise.
17140 (nearest_common_denominator): Likewise.
17141 (dominated_by_p): Likewise.
17142 (bb_dom_dfs_in): Likewise.
17143 (bb_dom_dfs_out): Likewise.
17144 (recount_dominator): Likewise.
17145 (iterate_fix_dominators): Likewise.
17146 (add_to_dominance_info): Likewise.
17147 (delete_from_dominance_info): Likewise.
17148 (first_dom_son): Likewise.
17149 (next_dom_son): Likewise.
17150 (dom_info_available_p): Likewise.
17151 (dom_info_state): New.
17152 (set_dom_info_availability): New.
17154 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17156 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17158 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17160 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17162 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17163 (subdi3, subdi_carry): Delete.
17165 2007-05-04 Jan Hubicka <jh@suse.cz>
17166 Richard Guenther <rguenther@suse.de>
17168 * opts.c (decode_options): Do not fiddle with inlining
17169 parameters in case of optimizing for size.
17170 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17171 for size do nothing.
17172 (cgraph_decide_inlining_of_small_function): When optimizing for
17173 size never inline functions increasing caller size.
17174 (cgraph_early_inlining): Inline for size when optimizing for size.
17176 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17178 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17179 logical operations piecewise.
17180 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17181 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17182 subdi_sesidi_di): Delete.
17183 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17184 the generated sequence. Allow three-reg add in constraints. Rewrite
17185 the rtl expression for carry to avoid zero_extend of a constant.
17186 (sub_with_carry): New pattern.
17187 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17188 different sequence not involving jumps.
17189 (notbi): Now a named pattern.
17191 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17193 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17194 Add the note about a significant loss of accuracy of some
17195 mathematical routines when these options are used.
17197 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17199 * haifa-sched.c (rtx_vec_t): New typedef.
17200 (contributes_to_priority_p): Extract piece of priority () into new
17202 (priority): Use the function. Add assertion.
17203 (rank_for_schedule, set_priorities): Add assertion to check that
17204 insn's priority is initialized.
17205 (clear_priorities, calc_priorities): Change signature. Make it update
17206 all relevant insns. Update all callers ('add_to_speculative_block ()'
17207 and 'create_block_check_twin ()').
17208 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17209 Add new field 'priority_status'.
17210 (INSN_PRIORITY_STATUS): New macro.
17211 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17213 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17215 * sched-ebb.c (debug_ebb_dependencies): New static function.
17216 (init_ready_list): Use it.
17218 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17219 with changed signature and 'debug_rgn_dependencies ()'.
17220 (debug_rgn_dependencies): New static function.
17221 (init_ready_list): Use it.
17223 * sched-int.h (debug_dependencies): Declare.
17225 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17227 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17229 2007-05-04 Dirk Mueller <dmueller@suse.de>
17231 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17233 2007-05-03 Jan Hubicka <jh@suse.cz>
17235 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17236 ((T1)X op (T1)Y), for pointer type in more cases than before.
17238 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17240 * tree-object-size.c (plus_expr_object_size): When operand size is
17241 unknown, return unknown.
17243 2007-05-03 Dirk Mueller <dmueller@suse.de>
17245 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17247 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17250 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17252 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17254 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17256 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17258 * config/soft-fp/double.h, config/soft-fp/extended.h,
17259 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17260 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17261 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17262 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17265 2007-05-03 Ian Lance Taylor <iant@google.com>
17267 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17268 MASK_PPC_GFXOPT for 8540 or 8548.
17270 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17272 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17273 vect_print_dump_info() to output debug information.
17275 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17278 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17279 operands of size 2 when operand is not MEM_P.
17281 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17283 PR tree-optimization/30565
17284 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17286 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17288 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17289 (umulsi3_highpart): Use them.
17290 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17291 for final accumulator to D regisster tranfser.
17293 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17295 PR tree-optimization/31699
17296 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17298 (vect_enhance_data_refs_alignment): Compute peel amount using
17299 TYPE_VECTOR_SUBPARTS instead of vf.
17300 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17302 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17305 * system.h: Remove inclusion of double-int.h
17306 * tree.h: Include double-int.h
17307 * gengtype.c: Likewise
17308 * cfgloop.h: Likewise
17309 * Makefile.in: Adjust dependencies on double-int.h
17311 2007-05-02 Eric Christopher <echristo@apple.com>
17313 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17314 -shared to -Zdynamiclib.
17316 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17319 * c-common.c (strip_pointer_or_array_types): New function.
17320 * c-common.h (strip_pointer_or_array_types): New function declaration.
17322 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17324 PR tree-optimization/31771
17325 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17327 2007-05-02 Paul Brook <paul@codesourcery.com>
17329 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17331 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17333 PR middle-end/29715
17334 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17337 2007-05-02 Nick Clifton <nickc@redhat.com>
17339 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17341 2007-05-02 Richard Guenther <rguenther@suse.de>
17343 PR tree-optimization/31146
17344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17345 argument, single_use_p. If we have a single use that is
17346 a conversion to the definition rhs type, propagate that rhs.
17347 (forward_propagate_addr_expr): Pass single_use_p argument
17348 to forward_propagate_addr_expr_1.
17350 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17352 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17355 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17357 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17358 'AMD Family 10 core'.
17360 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17362 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17363 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17364 with SSE3 instruction set support.
17365 * doc/invoke.texi: Likewise.
17367 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17369 * config/i386/i386.c (override_options): Tuning 32-byte loop
17370 alignment for amdfam10 architecture. Increasing the max loop
17371 alignment to 24 bytes.
17373 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17375 * config/m68k/constraints.md: New.
17376 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17377 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17378 EXTRA_CONSTRAINT): Remove.
17379 * config/m68k/m68k.md: Include constraints.md.
17380 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17382 2007-05-01 Ian Lance Taylor <iant@google.com>
17384 PR tree-optimization/31739
17385 * tree-vrp.c (vrp_val_is_max): New static function.
17386 (vrp_val_is_min): New static function.
17387 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17389 (set_value_range): Use vrp_val_is_{max,min}.
17390 (extract_range_from_assert): Likewise.
17391 (extract_range_from_binary_expr): Likewise.
17392 (extract_range_from_unary_expr): Likewise.
17393 (dump_value_range, vrp_meet): Likewise.
17394 (vrp_visit_phi_node): Likewise.
17395 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17397 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17399 * config/i386/gmon-sol2.c (size_t): New type.
17400 (intptr_t): Likewise.
17401 (s_textsize): Declare as size_t.
17403 (monstartup): Use size_t for sizes.
17404 (_mcount): Save and restore registers.
17405 (internal_mcount): Pass 0 as the first argument to monstartup
17407 (moncontrol): Convert pointer to appropriately sized integer
17408 before passing to profil.
17410 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17412 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17413 __NO_FPRS__, not just if _SOFT_DOUBLE.
17414 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17415 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17416 also for E500 double.
17417 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17418 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17421 2007-05-01 Richard Guenther <rguenther@suse.de>
17423 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17426 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17428 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17430 2007-05-01 Jan Hubicka <jh@suse.cz>
17432 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17435 2007-05-01 Jan Hubicka <jh@suse.cz>
17437 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17438 (maybe_fold_offset_to_reference): Declare.
17439 * fold-const.c (fold_unary): Do not fold
17440 (type *)&A into &A->field_of_type_and_offset_0
17441 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17442 size is unknown, give up.
17443 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17445 (maybe_fold_offset_to_reference): New.
17446 (maybe_fold_stmt_indirect): Use it.
17447 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17448 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17450 (gimplify_expr): Likewise for plus_expr.
17452 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17454 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17455 bsi_after_labels. Always insert statements before bsi.
17456 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17457 * predict.c (apply_return_prediction): Check for empty blocks.
17458 * cfgexpand.c (lab_rtx_for_bb): New variable.
17459 (label_rtx_for_bb): Do not create new tree labels.
17460 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17461 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17462 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17464 (label_for_bb): Add field used.
17465 (update_eh_label, main_block_label): Mark the label used.
17466 (cleanup_dead_labels): Remove unused labels.
17468 2007-05-01 Richard Guenther <rguenther@suse.de>
17470 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17471 if it is not about to be set.
17472 (get_value_range): Do not pre-allocate equiv bitmap.
17473 (update_value_range): No need to clear equiv field.
17474 (add_equivalence): Change prototype to get bitmap pointer.
17475 Allocate bitmap here if it is not already.
17476 (extract_range_from_assert): Do not allocate bitmap here.
17477 Update callers to add_equivalence.
17478 (extract_range_from_ssa_name): Likewise.
17479 (get_vr_for_comparison): New static helper.
17480 (compare_name_with_value): Handle NULL equiv bitmap by
17481 peeling the first iteration of the comparison loop.
17482 Use get_vr_for_comparison.
17483 (compare_names): Handle NULL equiv bitmaps by using fake
17484 ones. Use get_vr_for_comparison.
17486 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17488 * double-int.c (mpz_set_double_int): Moved from
17489 tree-ssa-loop-niter.c.
17490 (mpz_get_double_int): Likewise; also, add option to wrap
17491 out-of-range integers.
17492 * double-int.h: New prototypes for above.
17493 * tree.c (get_static_type_bounds): Moved from
17494 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17495 TYPE_MAX_VALUE if they exist..
17496 * tree.h: New prototype for above.
17497 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17498 get_type_bounds calls.
17499 (mpz_set_double_int): Move to double-int.c.
17500 (get_type_bounds): Move to tree.c, rename to
17501 get_static_type_bounds.
17502 (mpz_to_double_int): Move to double-int.c, rename to
17503 mpz_get_double_int.
17505 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17507 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17508 DIV0 exception can fall through to a normal return.
17510 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17512 PR middle-end/22156
17513 Temporarily revert:
17514 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17515 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17516 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17517 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17518 initialize align to silence bogus warning.
17519 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17520 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17522 (struct sra_walk_fns): Remove use_all parameter from use.
17523 (sra_hash_tree): Handle BIT_FIELD_REFs.
17524 (sra_elt_hash): Don't hash bitfld blocks.
17525 (sra_elt_eq): Skip them in parent compares as well. Handle
17527 (sra_walk_expr): Don't maintain or pass down use_all_p.
17528 (scan_use): Remove use_all parameter.
17529 (scalarize_use): Likewise. Re-expand assignment to
17530 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17531 output, and re-scalarize after output. Don't mark anything
17533 (scalarize_ldst): Adjust.
17534 (scalarize_walk_gimple_modify_statement): Likewise.
17535 (build_element_name_1): Handle BIT_FIELD_REFs.
17536 (instantiate_element): Don't warn for any element whose parent
17537 is used as a whole.
17538 (instantiate_missing_elements_1): Return the sra_elt.
17539 (canon_type_for_field): New.
17540 (try_instantiate_multiple_fields): New.
17541 (instantiate_missing_elemnts): Use them.
17542 (mark_no_warning): Removed.
17543 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17544 (REPLDUP, sra_build_elt_assignment): New.
17545 (generate_copy_inout): Use them.
17546 (generate_element_copy): Likewise. Handle bitfld differences.
17547 (generate_element_zero): Don't recurse for blocks. Use
17548 sra_build_elt_assignment.
17549 (generate_one_element_int): Take elt instead of var. Use
17550 sra_build_elt_assignment.
17551 (generate_element_init_1): Adjust.
17552 (scalarize_use, scalarize_copy): Use REPLDUP.
17553 (scalarize_ldst): Move assert before dereference.
17554 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17556 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17559 * tree.c (reconstruct_complex_type): Reconstruct a reference
17561 Also use the same mode for the pointer as the old pointer type.
17563 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17565 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17568 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17570 PR rtl-optimization/31676
17571 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17572 (df_refs_record): Call it.
17574 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17576 * rtl.def (SS_ABS): New code.
17577 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17578 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17579 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17580 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17581 (bfin_init_builtins): Define them.
17582 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17583 (bfin_expand_builtin): ... and handle the others here.
17584 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17585 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17586 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17587 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17588 operand is only HImode.
17590 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17592 * regclass.c (scan_one_insn): Remove splitting of
17595 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17596 Nigel Stephens <nigel@mips.com>
17598 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17600 2007-04-28 Jan Hubicka <jh@suse.cz>
17602 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17603 insn_locators_alloc instead of insn_locators_initialize;
17604 call reset_block_changes.
17605 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17606 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17607 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17608 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17609 * config/score/score.c (th_output_mi_thunk): Likewise.
17610 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17611 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17612 tolerate uninitialized locator info.
17615 * function.c (init_function_start): Don't init line number info.
17616 (expand_function_end): Update.
17617 (reset_block_changes, record_block_change, finalize_block_changes,
17618 check_block_change, free_block_changes): Kill.
17619 * function.h (reset_block_changes, record_block_change,
17620 finalize_block_changes, check_block_change, free_block_changes):
17622 (struct function): Remove ib_boundaries_block.
17623 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17624 Use curr_insn_locator to initialize locator.
17625 (emit_line_note): Remove.
17626 * cfgexpand.c (expand_gimple_cond_expr): Update.
17627 (construct_exit_block): Likewise.
17628 (tree_expand_cfg): Initialize/finalize locators.
17629 * expr.c (expand_expr_real): Update.
17630 * cfglayout.c (line_locators_locs, line_locators_lines,
17631 file_locators_locs, file_locators_files): Remove.
17632 (set_block_levels): Move to cfgexpand.c.
17633 (insn_locators_initialize): Remove.
17634 (pass_insn_locators_initialize): Remove.
17635 (locations_locators_locs, locations_locators_vals): New static vars.
17636 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17638 (insn_locators_alloc, insn_locators_finalize,
17639 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17641 (locator_location): New.
17642 (locator_line, locator_file): Rewrite.
17643 * rtl.h (emit_line_note): Kill.
17644 (insn_locators_alloc, insn_locators_finalize,
17645 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17647 * tree-inline.c (initialize_cfun): Do not initialize
17648 ib_boundaries_block.
17649 * passes.c (pass_insn_locators_initialize): Remove.
17651 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17653 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17654 info. Update last_basic_block correctly.
17656 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17659 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17660 register itself to hold the offset constant. Tell flow the use
17661 of r4 and r5 when they are used.
17663 2007-04-27 Richard Guenther <rguenther@suse.de>
17665 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17666 if we simplified anything.
17667 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17668 warnings until we did a simplification and the stmt was not
17669 marked as TREE_NO_WARNING.
17671 2007-04-27 Mike Stump <mrs@apple.com>
17673 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17675 2007-04-27 Ian Lance Taylor <iant@google.com>
17677 PR middle-end/31710
17678 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17679 TYPE_MAX_VALUE exist, convert them to the new type.
17681 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17683 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17684 if it claims to be available.
17685 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17686 edge is redirected.
17687 (perform_tree_ssa_dce): Always free postdominators.
17689 2007-04-27 Richard Henderson <rth@redhat.com>
17691 * config/alpha/predicates.md (aligned_memory_operand): Mark
17692 as define_special_predicate.
17693 (unaligned_memory_operand, normal_memory_operand): Likewise.
17694 (reg_or_unaligned_mem_operand): Remove.
17695 (any_memory_operand): Match the documentation and check for
17696 non-renumbered pseudos during reload.
17697 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17698 alpha_secondary_reload_class, update to new interface, make static.
17699 Handle CQImode like HImode. Remove FP subreg check.
17700 (alpha_expand_mov): Use replace_equiv_address.
17701 (alpha_expand_mov_nobwx): Use any_memory_operand.
17702 (TARGET_SECONDARY_RELOAD): New.
17703 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17704 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17705 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17706 * config/alpha/alpha.md: ... here.
17707 (RELOAD12, reloadmode): New.
17709 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17710 Don't handle the aligned case here.
17711 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17712 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17713 reload_inhi_help. Don't expect a scratch register.
17714 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17716 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17718 2007-04-27 Richard Guenther <rguenther@suse.de>
17720 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17722 2007-04-27 Richard Guenther <rguenther@suse.de>
17724 PR tree-optimization/30965
17725 PR tree-optimization/30978
17726 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17727 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17728 (find_equivalent_equality_comparison): Likewise.
17729 (simplify_cond): Likewise.
17730 (get_prop_source_stmt): New helper.
17731 (get_prop_dest_stmt): Likewise.
17732 (can_propagate_from): Likewise.
17733 (remove_prop_source_from_use): Likewise.
17734 (combine_cond_expr_cond): Likewise.
17735 (forward_propagate_comparison): New function.
17736 (forward_propagate_into_cond): Rewrite to use fold for
17738 (tree_ssa_forward_propagate_single_use_vars): Call
17739 forward_propagate_comparison to propagate comparisons.
17741 2007-04-27 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/31715
17744 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17745 sure to do computation on the offset in an appropriate
17748 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17750 * reload.h (elimination_target_reg_p): Declare.
17751 * reload.c (find_reloads): Don't apply the reg_rtx move
17752 optimization if the SET_DEST satisfies elimination_target_reg_p.
17753 * reload1.c (elimination_target_reg_p): New function.
17754 (gen_reload): In the move/add2 fallback, make sure that op0
17755 does not overlap the destination register.
17757 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17759 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17760 transform only GIMPLE_MODIFY_STMTs.
17761 * tree-complex.c (expand_complex_operations_1): Ditto.
17762 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17763 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17764 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17766 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17767 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17768 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17769 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17770 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17771 slpeel_add_loop_guard): Ditto.
17772 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17773 * lambda-code.c (perfect_nestify): Ditto.
17774 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17775 before the first statement.
17776 * tree-optimize.c (execute_free_datastructures): Fix comments.
17777 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17778 * tree-flow.h (disband_implicit_edges): Declaration removed.
17779 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17781 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17782 COND_EXPRs without gotos.
17783 (disband_implicit_edges, has_label_p): Removed.
17784 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17785 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17787 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17789 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17790 also for COND_EXPRs.
17791 * cfgexpand.c (label_rtx_for_bb): New function.
17792 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17793 Use label_rtx_for_bb to find the labels.
17794 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17795 last block. Detect fallthru edges.
17797 2007-04-26 Ian Lance Taylor <iant@google.com>
17800 * reload.c (find_reloads_subreg_address): If the address was valid
17801 in the original mode but not in the new mode, reload the whole
17804 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17806 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17807 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17808 (cleanup_control_expr_graph): Do not invalidate dominance info.
17809 Record altered blocks.
17810 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17811 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17812 cleanup_tree_cfg_bb): New functions.
17813 (remove_forwarder_block): Do not maintain the worklist of blocks.
17814 Record altered blocks.
17815 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17816 not over whole cfg.
17817 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17818 delete_unreachable_blocks if dominators are not available.
17819 * tree-inline.c (optimize_inline_calls): Free dominance information
17821 * tree-flow.h (remove_edge_and_dominated_blocks,
17822 cfgcleanup_altered_bbs): Altered.
17823 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17825 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17827 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17828 do not invalidate dominators.
17830 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17832 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17833 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17835 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17837 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17839 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17841 2007-04-26 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/31703
17844 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17845 the right type for the target of the bittest.
17847 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17849 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17850 ix86_sol10_return_in_memory.
17852 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17854 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17857 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17860 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17862 PR tree-optimization/30558
17863 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17864 clear this_state.prev_try.
17866 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17867 Mark Mitchell <mark@codesourcery.com>
17869 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17870 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17871 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17873 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17876 * doc/invoke.texi (%:print-asm-header): Document.
17877 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17879 (static_spec_functions): Add print-asm-header.
17880 (main): Print a banner before the --target-help linker options.
17881 (print_asm_header_spec_function): New function.
17883 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17886 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17887 (movsf_ie): Likewise.
17889 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17891 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17893 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17895 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17896 exception for divide-by-zero.
17897 (__umodsi3, __modsi3): Likewise.
17899 2007-04-25 Dirk Mueller <dmueller@suse.de>
17901 * c-typeck.c (build_compound_expr): Annotate warning()
17902 call with OPT_Wunused_value.
17903 * tree-ssa.c (warn_uninit): Annotate warning with
17905 * c-common.c (handle_sentinel_attribute): Annotate warning
17906 call with OPT_Wattributes.
17908 2007-04-25 Thiemo Seufer <ths@mips.com>
17910 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17911 (mips16): Fix typo.
17912 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17913 on to the assembler. Improve handling of -mno-mips16. Add handling
17914 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17915 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17916 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17917 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17919 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17922 * config/i386/winnt.c (i386_pe_file_end): Strip only
17923 USER_LABEL_PREFIX when writing export name.
17925 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17927 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17928 sh/elf.h, vx-common.h and vxworks.h.
17929 * config/sh/sh.h: Include config/vxworks-dummy.h.
17930 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17931 (OVERRIDE_OPTIONS): Use it.
17932 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17933 (vxworks_picreg): New pattern.
17934 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17935 VXWORKS_OS_CPP_BUILTINS.
17936 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17937 to their VXWORKS_* equivalents.
17938 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17939 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17940 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17941 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17942 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17943 -mrtp/-fPIC multilibs.
17944 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17945 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17946 (MULTILIB_OSDIRNAMES): Delete.
17948 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17951 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17953 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17955 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17956 rounding mode to be specified by the caller.
17957 (real_to_mpfr) Likewise.
17958 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17959 include new arguments.
17960 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17962 2007-04-24 Ian Lance Taylor <iant@google.com>
17964 PR tree-optimization/31605
17965 * tree-vrp.c (set_value_range): Check that min and max are not
17966 both overflow infinities.
17967 (set_value_range_to_value): New static function.
17968 (extract_range_from_binary_expr): Call set_value_range_to_value.
17969 (extract_range_from_cond_expr): Likewise.
17970 (extract_range_from_expr): Likewise.
17971 (extract_range_from_unary_expr): Likewise. Don't create a range
17972 which overflows on both sides.
17973 (vrp_meet): Check for a useless range.
17974 (vrp_visit_phi_node): If we see a constant which looks like an
17975 overflow infinity, turn off the TREE_OVERFLOW flag.
17977 2007-04-24 Ian Lance Taylor <iant@google.com>
17979 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17981 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17983 PR diagnostic/25923
17984 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17985 diagnostic message is being built.
17986 * tree-pretty-print.c (dump_generic_node): Only write the
17987 formatted text into BUFFER's stream if we are not building a
17988 diagnostic message.
17989 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17991 * Makefile.in (toplev.o): Depend on tree-pass.h.
17993 2007-04-24 Ian Lance Taylor <iant@google.com>
17995 PR tree-optimization/31602
17996 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17997 conditionals in the copied loop header.
17998 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17999 warnings if TREE_NO_WARNING is set.
18000 * doc/invoke.texi (Warning Options): Clarify that
18001 -Wstrict-overflow does not warn about loops.
18003 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18005 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18006 expand on the comment about _Decimal128 arguments and check the
18007 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18008 that _Decimal128 argument uses even/odd register pair.
18009 (function_arg): Ditto.
18011 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18013 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18014 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18016 2007-04-24 Richard Guenther <rguenther@suse.de>
18017 Olga Golovanevsky <olga@il.ibm.com>
18019 * fold-const.c (multiple_of_p): Check for bottom
18022 2007-04-24 Richard Henderson <rth@redhat.com>
18024 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18025 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18026 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18027 looking for non-zero bits shifted out. Avoid a recursive call
18028 when constructing the scalar.
18029 (__floatundisf): Likewise.
18031 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18033 * dwarf2out.c (field_byte_offset): Move the existing logic
18034 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18035 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18037 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18040 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18041 length argument of 0 for memset.
18042 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18043 unsigned shift instead of the signed variant.
18045 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18047 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18048 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18049 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18050 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18051 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18052 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18053 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18054 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18055 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18056 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18057 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18058 "mul<mode>3", "div<mode>3"): Insn definitions added.
18059 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18060 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18061 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18062 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18063 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18064 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18065 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18066 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18067 TARGET_FLOAT_FORMAT): Macro definitions removed.
18068 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18069 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18070 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18071 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18072 (s390_gen_rtx_const_DI): Function removed.
18073 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18075 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18077 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18078 over an external ffs function.
18080 2007-04-24 Chao-ying Fu <fu@mips.com>
18081 Richard Sandiford <richard@nildram.co.uk>
18083 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18084 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18085 (smadd_widen_optab, umadd_widen_optab): Define.
18086 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18088 * genopinit.c (optabs): Fill in smadd_widen_optab and
18090 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18091 and umadd_widen_optab to implement multiply-add sequences.
18092 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18093 (<u>maddsidi4): ...this. Extend condition to include
18094 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18095 of operand 0 to "ka" and use the three-operand form of madd<u>
18097 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18099 * config/mips/constraints.md (ka): New register constraint.
18101 2007-04-24 Jan Hubicka <j@suse.cz>
18105 2007-04-23 Jan Hubicka <jh@suse.cz>
18106 * function.c (init_function_start): Don't init line number info.
18107 (expand_function_end): Update.
18108 (reset_block_changes, record_block_change, finalize_block_changes,
18109 check_block_change, free_block_changes): Kill.
18110 * function.h (reset_block_changes, record_block_change,
18111 finalize_block_changes, check_block_change, free_block_changes):
18113 (struct function): Remove ib_boundaries_block.
18114 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18115 Use curr_insn_locator to initialize locator.
18116 (emit_line_note): Remove.
18117 * cfgexpand.c (expand_gimple_cond_expr): Update.
18118 (construct_exit_block): Likewise.
18119 (tree_expand_cfg): Initialize/finalize locators.
18120 * expr.c (expand_expr_real): Update.
18121 * cfglayout.c (line_locators_locs, line_locators_lines,
18122 file_locators_locs, file_locators_files): Remove.
18123 (set_block_levels): Move to cfgexpand.c.
18124 (insn_locators_initialize): Remove.
18125 (pass_insn_locators_initialize): Remove.
18126 (locations_locators_locs, locations_locators_vals): New static vars.
18127 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18129 (insn_locators_alloc, insn_locators_finalize,
18130 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18132 (locator_location): New.
18133 (locator_line, locator_file): Rewrite.
18134 * rtl.h (emit_line_note): Kill.
18135 (insn_locators_alloc, insn_locators_finalize,
18136 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18138 * tree-inline.c (initialize_cfun): Do not initialize
18139 ib_boundaries_block.
18140 * passes.c (pass_insn_locators_initialize): Remove.
18142 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18144 * doc/invoke.texi: Removed leading '-' from option index entries.
18146 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18148 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18150 (create_phi_node): Use set_phi_nodes.
18151 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18152 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18153 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18154 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18155 (bsi_start, bsi_last): Use bb_stmt_list.
18156 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18157 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18158 Traverse the statements using tsi iterator.
18159 * basic-block.h (struct basic_block_def): Fields stmt_list
18160 and phi_nodes moved to ...
18161 (struct tree_bb_info): ... new structure.
18162 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18163 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18164 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18165 (tree_verify_flow_info): Verify that il.tree is not set for
18166 entry and exit block.
18167 (tree_split_block): Use set_bb_stmt_list.
18169 2007-04-23 Mike Stump <mrs@apple.com>
18171 * config/i386/i386.c (ix86_tune_features
18172 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18175 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/i386.md (prefix_extra): New attribute.
18178 (length): Add prefix_extra.
18180 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18181 (sse2_movntv2di): Likewise.
18182 (sse2_cvtps2dq): Likewise.
18183 (sse2_cvtpd2pi): Likewise.
18184 (sse2_cvttpd2pi): Likewise.
18185 (*sse2_cvtpd2ps): Likewise.
18186 (*add<mode>3): Likewise.
18187 (sse2_ssadd<mode>3): Likewise.
18188 (sse2_usadd<mode>3): Likewise.
18189 (*sub<mode>3): Likewise.
18190 (sse2_sssub<mode>3): Likewise.
18191 (sse2_ussub<mode>3): Likewise.
18192 (*mulv8hi3): Likewise.
18193 (*smulv8hi3_highpart): Likewise.
18194 (*umulv8hi3_highpart): Likewise.
18195 (sse2_umulv2siv2di3): Likewise.
18196 (sse2_pmaddwd): Likewise.
18197 (ashr<mode>3): Likewise.
18198 (lshr<mode>3): Likewise.
18199 (ashl<mode>3): Likewise.
18200 (sse2_ashlti3): Likewise.
18201 (sse2_lshrti3): Likewise.
18202 (*umaxv16qi3): Likewise.
18203 (*smaxv8hi3): Likewise.
18204 (*uminv16qi3): Likewise.
18205 (*sminv8hi3): Likewise.
18206 (sse2_eq<mode>3): Likewise.
18207 (sse2_gt<mode>3): Likewise.
18208 (*and<mode>3): Likewise.
18209 (sse2_nand<mode>3): Likewise.
18210 (*ior<mode>3): Likewise.
18211 (*xor<mode>3): Likewise.
18212 (sse2_packsswb): Likewise.
18213 (sse2_packssdw): Likewise.
18214 (sse2_packuswb): Likewise.
18215 (sse2_punpckhbw): Likewise.
18216 (sse2_punpcklbw): Likewise.
18217 (sse2_punpckhwd): Likewise.
18218 (sse2_punpcklwd): Likewise.
18219 (sse2_punpckhdq): Likewise.
18220 (sse2_punpckldq): Likewise.
18221 (sse2_punpckhqdq): Likewise.
18222 (sse2_punpcklqdq): Likewise.
18223 (*sse2_pinsrw): Likewise.
18224 (*sse2_pextrw): Likewise.
18225 (sse2_pshufd_1): Likewise.
18226 (sse2_uavgv16qi3): Likewise.
18227 (sse2_uavgv8hi3): Likewise.
18228 (sse2_psadbw): Likewise.
18229 (sse2_pmovmskb): Likewise.
18230 (*sse2_maskmovdqu): Likewise.
18231 (*sse2_maskmovdqu_rex64): Likewise.
18232 (sse4a_extrqi): Likewise.
18233 (sse4a_extrq): Likewise.
18234 (sse3_lddqu): Set prefix_rep.
18235 (sse3_addsubv4sf3): Likewise.
18236 (sse3_haddv4sf3): Likewise.
18237 (sse3_hsubv4sf3): Likewise.
18238 (sse_cvtss2si): Likewise.
18239 (sse_cvtss2si_2): Likewise.
18240 (sse_cvtss2siq): Likewise.
18241 (sse_cvtss2siq_2): Likewise.
18242 (sse_cvttss2si): Likewise.
18243 (sse_cvttss2siq): Likewise.
18244 (sse2_cvttps2dq): Likewise.
18245 (sse3_movshdup): Likewise.
18246 (sse3_movsldup): Likewise.
18247 (sse2_cvtsd2si): Likewise.
18248 (sse2_cvtsd2si_2): Likewise.
18249 (sse2_cvtsd2siq): Likewise.
18250 (sse2_cvtsd2siq_2): Likewise.
18251 (sse2_cvttsd2si): Likewise.
18252 (sse2_cvttsd2siq): Likewise.
18253 (*sse2_cvtpd2dq): Likewise.
18254 (*sse2_cvttpd2dq): Likewise.
18255 (sse2_pshuflw_1): Likewise.
18256 (sse2_pshufhw_1): Likewise.
18257 (sse4a_insertqi): Likewise.
18258 (sse4a_insertq): Likewise.
18259 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18260 (ssse3_phadddv4si3): Likewise.
18261 (ssse3_phaddswv8hi3): Likewise.
18262 (ssse3_phsubwv8hi3): Likewise.
18263 (ssse3_phsubdv4si3): Likewise.
18264 (ssse3_phsubswv8hi3): Likewise.
18265 (ssse3_pmaddubswv8hi3): Likewise.
18266 (ssse3_pmulhrswv8hi3): Likewise.
18267 (ssse3_pshufbv16qi3): Likewise.
18268 (ssse3_psign<mode>3): Likewise.
18269 (ssse3_palignrti): Likewise.
18270 (abs<mode>2): Likewise.
18271 (ssse3_phaddwv4hi3): Set prefix_extra.
18272 (ssse3_phadddv2si3): Likewise.
18273 (ssse3_phaddswv4hi3): Likewise.
18274 (ssse3_phsubwv4hi3): Likewise.
18275 (ssse3_phsubdv2si3): Likewise.
18276 (ssse3_phsubswv4hi3): Likewise.
18277 (ssse3_pmaddubswv4hi3): Likewise.
18278 (ssse3_pmulhrswv4hi3): Likewise.
18279 (ssse3_pshufbv8qi3): Likewise.
18280 (ssse3_psign<mode>3): Likewise.
18281 (ssse3_palignrdi): Likewise.
18282 (abs<mode>2): Likewise.
18283 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18284 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18285 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18287 2007-04-23 Nick Clifton <nickc@redhat.com>
18289 * params.def: Fix formatting of emacs local variables.
18291 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18293 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18294 move if inter-unit move isn't allowed.
18295 Don't split moving the first element of V2DI to DI to inter-unit
18296 move if inter-unit move isn't allowed.
18298 2007-04-23 Richard Guenther <rguenther@suse.de>
18300 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18301 and CDI_POST_DOMINATORS separately.
18303 2007-04-23 Nick Clifton <nickc@redhat.com>
18305 * c.opt (Wformat-contains-nul): Add warning attribute.
18307 2007-04-23 Jan Hubicka <jh@suse.cz>
18309 * function.c (init_function_start): Don't init line number info.
18310 (expand_function_end): Update.
18311 (reset_block_changes, record_block_change, finalize_block_changes,
18312 check_block_change, free_block_changes): Kill.
18313 * function.h (reset_block_changes, record_block_change,
18314 finalize_block_changes, check_block_change, free_block_changes):
18316 (struct function): Remove ib_boundaries_block.
18317 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18318 Use curr_insn_locator to initialize locator.
18319 (emit_line_note): Remove.
18320 * cfgexpand.c (expand_gimple_cond_expr): Update.
18321 (construct_exit_block): Likewise.
18322 (tree_expand_cfg): Initialize/finalize locators.
18323 * expr.c (expand_expr_real): Update.
18324 * cfglayout.c (line_locators_locs, line_locators_lines,
18325 file_locators_locs, file_locators_files): Remove.
18326 (set_block_levels): Move to cfgexpand.c.
18327 (insn_locators_initialize): Remove.
18328 (pass_insn_locators_initialize): Remove.
18329 (locations_locators_locs, locations_locators_vals): New static vars.
18330 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18332 (insn_locators_alloc, insn_locators_finalize,
18333 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18335 (locator_location): New.
18336 (locator_line, locator_file): Rewrite.
18337 * rtl.h (emit_line_note): Kill.
18338 (insn_locators_alloc, insn_locators_finalize,
18339 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18341 * tree-inline.c (initialize_cfun): Do not initialize
18342 ib_boundaries_block.
18343 * passes.c (pass_insn_locators_initialize): Remove.
18345 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18347 PR middle-end/31448
18348 * expr.c (reduce_to_bit_field_precision): Handle
18351 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18353 PR tree-optimization/24659
18354 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18355 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18356 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18357 * genopinit.c (optabs): Rename vec_pack_mod_optab
18358 to vec_pack_trunc_optab.
18359 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18360 early for scalar floating point operands for NOP_EXPR.
18361 (vectorizable_type_promotion): Ditto.
18362 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18363 vec_pack_trunc_optab.
18364 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18366 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18367 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18368 Rename from VEC_PACK_MOD_EXPR.
18369 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18370 * expr.c (expand_expr_real_1): Ditto.
18371 * tree-inline.c (estimate_num_insns_1): Ditto.
18372 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18374 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18375 (vec_unpacks_lo_v4sf): Ditto.
18376 (vec_pack_trunc_v2df): Ditto.
18377 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18378 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18379 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18381 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18383 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18385 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18386 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18387 packing of floating point operands.
18388 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18389 represent unpacking of floating point operands.
18390 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18391 [vec_unpacks_hi]: Ditto.
18392 [vec_unpacks_lo]: Ditto.
18394 2007-04-22 Jan Hubicka <jh@suse.cz>
18396 * final.c (rest_of_handle_final): Call
18397 targetm.asm_out.constructor/targetm.asm_out.destructor
18398 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18399 proper priority via decl_*_priority_insert.
18400 * c-common.c (c_expand_body): Likewise.
18402 2007-04-22 Richard Guenther <rguenther@suse.de>
18404 PR tree-optimization/29789
18405 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18406 (rewrite_reciprocal): New helper split out from
18407 determine_invariantness_stmt.
18408 (rewrite_bittest): Likewise.
18409 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18410 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18413 2007-04-22 Revital Eres <eres@il.ibm.com>
18415 * loop-unroll.c (var_to_expand): New field to support also
18416 insns of the form x = something + x.
18417 (analyze_insn_to_expand_var): Use it.
18418 (expand_var_during_unrolling): Likewise.
18420 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18422 * predict.c: Include pointer-set.h.
18423 (bb_predictions): New variable.
18424 (tree_predicted_by_p, tree_predict_edge,
18425 remove_predictions_associated_with_edge): Use bb_predictions map
18426 instead of bb->predictions.
18427 (clear_bb_predictions, assert_is_empty): New functions.
18428 (combine_predictions_for_bb): Use bb_predictions map. Call
18429 clear_bb_predictions.
18430 (tree_estimate_probability): Create and free bb_predictions map.
18431 * Makefile.in (predict.o): Add pointer-set.h dependency.
18432 * basic-block.h (struct basic_block_def): Remove predictions
18434 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18436 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18439 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18442 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18444 * timevar.c (timevar_print): Change reference of --disable-checking to
18445 --enable-checking=release. Also warn if assert checking is disabled.
18447 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18450 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18451 decl as addressable if the compound literal was marked as
18453 Mark the decl as a gimple register if it is a complex or
18454 vector decl and does not live in memory.
18456 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18458 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18459 (GENERIC_NEXT): New function macro.
18460 (PHI_CHAIN): Use phi_node's new chain variable.
18461 (tree_phi_node): Change tree_common to tree_base
18462 and add the chain field.
18463 * tree-phinodes.c (make_phi_node): Don't set
18464 TREE_TYPE on the new node.
18465 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18466 instead of checking GIMPLE_TUPLE_P in chain_next.
18467 * tree-vect-transform.c
18468 (get_initial_def_for_induction): Look at
18469 PHI_RESULT_TREE for the type of the phi node.
18470 (update_vuses_to_preheader): Use PHI_CHAIN
18471 instead of TREE_CHAIN on the phi node.
18472 * tree-ssa-structalias.c (compute_points_to_sets):
18474 (ipa_pta_execute): Likewise.
18476 2007-04-21 Richard Guenther <rguenther@suse.de>
18478 PR middle-end/31136
18479 * fold-const.c (fold_unary): Call fold_convert_const on the
18482 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18484 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18485 (store_killed_in_pat): New.
18487 2007-04-20 Richard Henderson <rth@redhat.com>
18490 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18491 TREE_LIST with a void_type_node value, not void_list_node exactly.
18493 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18495 * doc/standards.texi: Re-arrange into language-specific
18496 subsections. Add a C++ section, documenting which standards we
18499 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18501 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18502 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18504 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18506 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18507 ecrti.o and crtbegin.o.
18508 (LIB_DEFAULT_SPEC): Include -lc.
18509 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18511 2007-04-20 Richard Henderson <rth@redhat.com>
18514 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18515 argument; update all callers.
18516 (get_unaligned_offset): New.
18517 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18518 get_unaligned_address, just pass on the address directly.
18519 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18520 the subreg in the helper patterns.
18521 (unaligned_extendqidi_le): Use get_unaligned_offset.
18522 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18523 (unaligned_extendhidi_be): Likewise.
18524 (unaligned_extendhidi): Tidy.
18525 * config/alpha/alpha-protos.h: Update.
18527 2007-04-20 Richard Henderson <rth@redhat.com>
18529 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18530 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18531 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18532 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18533 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18534 (CPP_SPEC): Don't include %(cpp_subtarget).
18535 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18536 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18537 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18539 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18541 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18542 for __builtin_ia32_cmpordss.
18544 PR tree-optimization/31632
18545 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18546 and arg1 for optimizations of comparison against min/max values.
18547 Fold arg0 to arg1's type for optimizations of comparison against
18548 min+1 and max-1 values.
18550 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18552 * reload.c (combine_reloads): When trying to use a dying register,
18553 check whether it's uninitialized and don't use if so.
18555 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18557 * fold-const.c: Remove prototypes for native_encode_expr and
18558 native_interpret_expr.
18559 (native_encode_expr): Make non-static.
18560 (native_interpret_expr): Likewise.
18561 * tree.h: Add prototypes for the above.
18563 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18565 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18566 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18567 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18568 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18569 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18570 Add length attributes.
18572 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18574 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18577 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18578 __STDC_WANT_DEC_FP__.
18580 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18582 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18583 for long double compatibility.
18584 * configure: Regenerate.
18586 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18588 PR rtl-optimization/29841
18589 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18591 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18592 that may cause control flow transfer from being moved.
18594 2007-04-18 Jan Hubicka <jh@suse.cz>
18596 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18599 2007-04-18 Eric Christopher <echristo@apple.com>
18601 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18602 only. Update operands.
18603 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18604 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18605 link register to pic register.
18607 2007-04-18 Dirk Mueller <dmueller@suse.de>
18609 PR diagnostic/31227
18610 * tree-vrp.c (search_for_addr_array): New.
18611 (check_array_bounds): Suppress warning about
18612 address taken of array refs if its not de-referenced.
18614 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18616 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18617 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18619 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18620 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18621 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18623 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18625 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18627 (vect_analyze_scalar_cycles): Fix indentation.
18628 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18629 (vect_mark_relevant): Include phis in relevance analysis.
18631 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18633 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18635 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18636 output_operand_lossage().
18638 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18640 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18641 the unused code for reduction without adjust-in-epilog to simplify the
18644 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18646 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18647 (S390_TDC_NEGATIVE_ZERO): New constant.
18648 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18649 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18650 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18651 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18652 (S390_TDC_POSITIVE_INFINITY): New constant.
18653 (S390_TDC_NEGATIVE_INFINITY): New constant.
18654 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18655 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18656 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18657 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18658 (S390_TDC_INFINITY): New constant.
18659 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18660 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18661 optimization for UNSPEC_CCZ_TO_INT.
18662 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18663 ("*ccz_to_int"): New insn.
18664 ("isinf<mode>2"): New insn.
18665 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18666 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18667 (UNSPEC_CCZ_TO_INT): New constant.
18669 2007-04-18 Richard Guenther <rguenther@suse.de>
18671 PR tree-optimization/19431
18672 PR tree-optimization/21463
18673 * tree-pass.h (pass_phiprop): Declare.
18674 * passes.c (init_optimization_passes): New phiprop pass.
18675 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18676 (phivn_valid_p): New helper function.
18677 (phiprop_insert_phi): Likewise.
18678 (propagate_with_phi): Likewise.
18679 (tree_ssa_phiprop): New propagator propagating loads
18680 through phi nodes if profitable.
18682 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18684 * tree-vect-analyze.c (process_use): New function.
18685 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18686 Check phis in all bbs.
18687 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18690 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18692 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18695 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18698 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18701 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18703 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18705 (sse_vmmulv4sf3): Likewise.
18706 (sse2_vmaddv2df3): Likewise.
18707 (sse2_vmmulv2df3): Likewise.
18709 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18711 PR rtl-optimization/31360
18712 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18713 (target_reg_cost): New.
18714 (init_set_costs): Initialize target_reg_cost. Add comments
18715 regarding the rationale of the costs.
18716 (global_cost_for_size): Renamed to...
18717 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18718 of register pressure.
18719 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18720 estimate_reg_pressure_cost. Add number of ivs.
18721 (determine_set_costs): Dump target_reg_cost.
18722 * loop-invariant.c (gain_for_invariant): Use
18723 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18724 (best_gain_for_invariant, find_invariants_to_move): Remove
18726 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18727 (target_reg_cost): Declare.
18728 (global_cost_for_size): Declaration removed.
18729 (estimate_reg_pressure_cost): Declare.
18731 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18733 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18734 regnos into even/odd register pairs.
18735 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18736 TDmode similar to the other floating point modes.
18737 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18738 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18740 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18741 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18742 (movdd_hardfloat64): Use TARGET_MFPGPR.
18744 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18746 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18749 2005-01-05 Richard Henderson <rth@redhat.com>
18751 * reload1.c (do_input_reload): Restrict the optimization deleteing
18752 a previous output reload to RELOAD_FOR_INPUT.
18754 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18756 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18757 induc_vec_info_type.
18758 (vectorizable_induction): New function declaration.
18759 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18760 check if already vectorized. Find first place in BB where new stmts
18761 can be inserted. Takes only one argument.
18762 (vectorizable_induction): New function.
18763 (vect_transform_stmt): Add case for induc_vec_info_type to call
18764 vectorizable_induction.
18765 (vect_transform_loop): Consider phis for vectorization.
18766 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18768 (analyze_operations): Call vectorizable_induction when analyzing phis.
18770 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18771 (vect_mark_relevant): Include phis in relevance analysis.
18772 (vect_mark_stmts_to_be_vectorize): Likewise.
18773 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18775 2007-04-16 Lawrence Crowl <crowl@google.com>
18777 * doc/invoke.texi (Debugging Options): Add documentation for the
18778 -femit-struct-debug options -femit-struct-debug-baseonly,
18779 -femit-struct-debug-reduced, and
18780 -femit-struct-debug-detailed[=...].
18782 * c-opts.c (c_common_handle_option): Add
18783 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18784 and OPT_femit_struct_debug_detailed_.
18785 * c.opt: Add specifications for
18786 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18787 and -femit-struct-debug-detailed[=...].
18788 * opts.c (set_struct_debug_option): Parse the
18789 -femit-struct-debug-... options.
18790 * opts.c (matches_main_base, main_input_basename,
18791 main_input_baselength, base_of_path, matches_main_base): Add
18792 variables and functions to compare header base name to compilation
18794 * opts.c (should_emit_struct_debug): Add to determine to emit a
18795 structure based on the option.
18796 (dump_struct_debug) Also disabled function to debug this
18798 * opts.c (handle_options): Save the base name of the
18801 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18802 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18803 This hook indicates if a type is generic. Set it by default
18804 to "never generic".
18805 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18806 to determine if a struct type is generic or not.
18807 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18808 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18809 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18810 with live C++ hook.
18812 * flags.h (enum debug_info_usage): Add an enumeration to describe
18813 a program's use of a structure type.
18814 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18815 to indicate the program's usage of the type. Filter structs based
18816 on the -femit-struct-debug-... specification.
18817 (gen_type_die): Split into two routines, gen_type_die and
18818 gen_type_die_with_usage. gen_type_die is now a wrapper
18819 that assumes direct usage.
18820 (gen_type_die_with_usage): Replace calls to gen_type_die
18821 with gen_type_die_with_usage adding the program usage of
18822 the referenced type.
18823 (dwarf2out_imported_module_or_decl): Suppress struct debug
18824 information using should_emit_struct_debug when appropriate.
18826 2007-04-16 Ian Lance Taylor <iant@google.com>
18828 PR tree-optimization/31522
18829 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18830 (vrp_initialize): Allocate vr_phi_edge_counts.
18831 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18832 executable edge. Drop test for all constants.
18833 (vrp_finalize): Free vrp_phi_edge_counts.
18835 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18836 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18838 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18839 predecessors at head rather than tail.
18841 2007-04-16 Matthias Klose <doko@debian.org>
18843 * config/alpha/linux.h (CPP_SPEC): Define.
18844 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18846 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18848 * function.h: Remove sequence_stack extern declaration.
18850 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18852 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18854 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18857 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18859 * config/avr/avr.c (avr_arch_types): Rearranging array.
18860 (enum avr_arch): Add.
18861 (avr_mcu_types): Use avr_arch enumeration constants instead of
18863 * config/avr/avr.h (LINK_SPEC): Simplify.
18865 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18867 * config/m68k/m68k.c (m68k_libcall_value,
18868 m68k_function_value): Use macros for register names more.
18870 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18872 (M68K_REGNAME): Use A6_REG.
18873 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18875 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18877 PR middle-end/28071
18878 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18879 'pending_read_list_length' and 'pending_write_list_length'. Update
18881 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18882 to handle two length counters instead of one. Update all uses.
18883 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18884 two length counters instead of one.
18885 * sched-rgn.c (propagate_deps): Update to handle two length counters
18888 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18891 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18892 copy of source, pass it to ix86_expand_vector_set and return
18895 2007-04-16 David Ung <davidu@mips.com>
18896 Joseph Myers <joseph@codesourcery.com>
18898 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18899 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18900 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18901 Add 74K processor information.
18902 * config/mips/mips.md: Include 74k.md.
18903 (cpu): Add 74kc,74kf,74kx.
18904 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18905 * config/mips/74k.md: New.
18906 * doc/invoke.texi (MIPS Options): Document 74K support.
18908 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18910 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18911 vectorizable_* functions.
18912 * tree-vect-transform.c (vectorizable_call): Add check for
18913 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18914 (vectorizable_store): likewise.
18915 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18917 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18918 (vectorizable_type_promotion, vectorizable_load): Likewise.
18919 (vectorizable_live_operation, vectorizable_condition): Likewise.
18920 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18922 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18924 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18926 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18927 register numbers more.
18928 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18929 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18930 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18931 FUNCTION_VALUE_REGNO_P): Likewise.
18932 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18933 STATIC_CHAIN_REGNUM): Likewise.
18934 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18935 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18936 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18937 * config/m68k/m68k.md (FP_REG): New.
18939 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18941 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18944 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18946 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18947 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18950 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18952 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18955 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18958 * c-decl.c (finish_decl): Grab the type of the decl after the call
18959 to store_init_value.
18961 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18963 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18965 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18968 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18969 dominators, post dominators and cleanup cfg before returning.
18971 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18973 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18974 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18976 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18978 * config.gcc: Recognize fido.
18979 * config/m68k/m68k-devices.def (fidoa): New.
18980 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18982 (FL_FIDOA, TARGET_FIDOA): New.
18983 * config/m68k/m68k.opt (mfidoa): New.
18985 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18987 PR middle-end/31322
18988 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18989 when a personality function is used.
18991 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18993 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18995 2007-04-13 Mike Stump <mrs@apple.com>
18997 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18999 * config/darwin.opt (fapple-kext): Make C++ only.
19000 * config/darwin.c (darwin_override_options): Remove code to ensure
19001 -fapple-kext is given for C++ only.
19003 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19005 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19006 * config/mips/mips.c (override_options): Call
19007 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19009 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19011 * config/i386/i386.opt (msvr3-shlib): Removed.
19013 * doc/invoke.texi: Remove -msvr3-shlib.
19015 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19017 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19018 with "popcnt" instruction.
19020 2007-04-13 Richard Guenther <rguenther@suse.de>
19022 PR tree-optimization/21258
19023 * tree-vrp.c (compare_case_labels): New helper.
19024 (find_switch_asserts): New function.
19025 (find_assert_locations): Call it for SWITCH_EXPRs.
19027 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19029 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19030 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19031 check is now implied in X87_FLOAT_MODE_P.
19032 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19033 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19034 (fix_trunc<mode>_i386_fisttp): Ditto.
19035 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19036 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19037 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19038 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19039 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19040 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19041 (unnamed_splitters): Ditto.
19042 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19043 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19044 FIRST_SSE_REG for local functions when SSE math is enabled or
19045 for functions with sseregparm attribute.
19046 (standard_80387_constant_p): Return -1 if mode is not
19048 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19049 (ix86_expand_compare): Ditto.
19050 (ix86_expand_carry_flag_compare): Ditto.
19051 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19052 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19053 DECIMAL_FLOAT_MODE_P.
19054 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19055 of SCALAR_FLOAT_MODE_P.
19056 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19057 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19058 checks before FLOAT_MODE_P.
19059 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19060 before FLOAT_MODE_P.
19065 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19067 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19068 Charles Wilson <libtool@cwilson.fastmail.fm>
19070 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19071 (libgcc.mvars): Don't depend on them.
19072 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19073 * exec-tool.in: New.
19075 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19077 * doc/invoke.text (--help): Document --help=common.
19079 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19081 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19083 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19085 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19086 * genemit.c (main): Emit #include "integrate.h".
19087 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19088 (LOADGP_RTP): New mips_loadgp_style.
19089 * config/mips/mips.h: Include config/vxworks-dummy.h.
19090 (TARGET_RTP_PIC): New macro.
19091 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19092 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19093 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19094 for TARGET_RTP_PIC.
19095 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19096 -mvxworks-pic when using -mrtp and a PIC option.
19097 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19099 (mips_symbolic_constant_p, mips_symbolic_address_p)
19100 (mips_symbol_insns): Handle SYMBOL_HALF.
19101 (override_options): Warn about -G and -mrtp being used together.
19102 Initialize mips_lo_relocs[SYMBOL_HALF].
19103 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19104 (mips_emit_loadgp): Handle LOADGP_RTP.
19105 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19106 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19107 (tablejump): Handle function-relative case table entries if
19109 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19111 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19113 * config/mips/mips.md (load_call<mode>): Allow any general register.
19115 (sibcall_value_internal, sibcall_value_multiple_internal)
19116 (call_value_internal, call_value_split, call_value_multiple_internal)
19117 (call_value_multiple_split): Remove constraints from operand 0.
19119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19121 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19122 rather than loadgp_noshared.
19123 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19124 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19126 * config/mips/mips.md (loadgp): Rename to...
19127 (loadgp_newabi): ...this.
19128 (loadgp_noshared): Rename to...
19129 (loadgp_absolute): ...this.
19131 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19133 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19134 false for locally-binding symbols.
19135 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19137 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19139 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19140 (SYMBOL_GOT_PAGE_OFST): ...this.
19141 (SYMBOL_GOT_GLOBAL): Rename to...
19142 (SYMBOL_GOT_DISP): ...this.
19143 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19144 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19145 * config/mips/mips.c (mips_global_symbol_p): New function.
19146 (mips_symbol_binds_local_p): Likewise.
19147 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19148 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19149 mips_global_symbol_p and mips_symbol_binds_local_p.
19150 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19151 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19152 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19153 SYMBOL_GOTOFF_DISP.
19154 (mips_ok_for_lazy_binding_p): New function.
19155 (mips_load_call_address, mips_expand_call): Use it.
19156 (mips_dangerous_for_la25_p): Likewise.
19157 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19158 (*got_disp<mode>): Use got_disp_operand instead of
19159 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19160 SYMBOL_GOTOFF_GLOBAL.
19161 (*got_page<mode>): Use got_page_ofst_operand instead of
19163 * config/mips/predicates.md (const_call_insn_operand): Use
19164 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19165 (global_got_operand): Rename to...
19166 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19168 (local_got_operand): Rename to...
19169 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19170 of SYMBOL_GOT_LOCAL.
19172 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19174 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19175 TARGET_CALL_CLOBBERED_GP.
19176 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19177 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19178 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19179 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19180 of TARGET_ABICALLS && !TARGET_NEWABI.
19181 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19182 * config/mips/mips.c (mips_load_call_address): Check
19183 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19184 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19185 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19186 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19187 TARGET_ABICALLS && TARGET_NEWABI.
19188 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19190 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19191 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19192 TARGET_ABICALLS && TARGET_NEWABI.
19193 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19194 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19195 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19196 whether indirect calls must use $25.
19197 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19199 * config/mips/mips.md (jal_macro): Check flag_pic and
19200 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19201 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19202 instead of TARGET_ABICALLS.
19203 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19204 TARGET_ABICALLS && TARGET_OLDABI.
19205 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19206 (sibcall): In the comment above the define_insn, mention
19207 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19208 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19209 instead of TARGET_ABICALLS.
19211 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19213 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19214 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19215 (MACFLAGS_MATCH_P): New macro.
19216 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19217 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19218 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19219 the other MACFLAG constants.
19220 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19221 (flag_machi): Tighten constraints. Renumber some of the operands.
19222 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19224 (flag_machi_parts_acconly): New pattern.
19225 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19227 (flag_macinit1hi): Tighten constraints.
19228 (flag_mul_macv2hi_parts_acconly): New pattern.
19230 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19231 Use a more efficient implementation.
19232 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19233 inline sequences when not optimizing for size.
19235 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19236 movhi_high2low): Delete, merge functionality into...
19237 (packv2hi): ... this pattern.
19239 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19240 * config/bfin/bfin.opt (msim): New option.
19241 (mcpu=): New option.
19242 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19243 (bfin_cpu_t): Typedef of enum bfin_cpu.
19244 (bfin_cpu_type): New declaration.
19245 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19246 -msim and -mcpu= options.
19247 (LIB_SPEC): Likewise.
19248 * config/bfin/bfin.c (bfin_cpu_type): Define.
19249 (bfin_handle_option): Handle -mcpu= option.
19250 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19251 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19252 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19254 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19256 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19257 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19258 (powerpc-wrs-vxworksae): Use ${tm_file}.
19259 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19260 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19261 * config/i386/vx-common.h: New file.
19263 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19265 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19268 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19270 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19273 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19277 * c-common.c (c_build_qualified_type): Set canonical type
19280 2007-04-12 Richard Guenther <rguenther@suse.de>
19282 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19283 lower bound and element size if lower bound is not zero
19284 or either of the ARRAY_REF operands is set.
19286 2007-04-12 Richard Guenther <rguenther@suse.de>
19288 PR tree-optimization/24689
19289 PR tree-optimization/31307
19290 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19292 * gimplify.c (canonicalize_addr_expr): To be consistent with
19293 gimplify_compound_lval only set operands two and three of
19294 ARRAY_REFs if they are not gimple_min_invariant. This makes
19295 it never at this place.
19296 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19298 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19300 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19301 null before emitting a .nsubspa directive.
19303 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19305 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19306 need_to_partition_p if there are no memory statements in the
19309 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19311 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19312 (gcd_of_steps_may_divide_p): New function.
19313 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19315 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19317 * reload.c (find_reloads_toplev, find_reloads_address,
19318 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19319 not a pointer equality test, to decide if we need to call
19320 push_reg_equiv_alt_mem.
19322 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19324 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19325 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19327 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19329 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19331 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19332 vector to be positive.
19334 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19338 * doc/invoke.texi: Document --params max-aliased-vops and
19340 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19341 debug_memory_partitions): Move to tree-flow.h
19342 * params.h (AVG_ALIASED_VOPS): Define.
19343 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19345 (mp_info_t): Likewise.
19346 (get_mem_sym_stats_for): New.
19347 (set_memory_partition): Move from tree-flow-inline.h.
19348 (mark_non_addressable): Only clear the set of symbols for the
19349 partition if it exists.
19350 (dump_memory_partitions): Move from tree-ssa-operands.c
19351 (debug_memory_partitions): Likewise.
19352 (need_to_partition_p): New.
19353 (dump_mem_ref_stats): New.
19354 (debug_mem_ref_stats): New.
19355 (dump_mem_sym_stats): New.
19356 (debug_mem_sym_stats): New.
19357 (update_mem_sym_stats_from_stmt): New.
19358 (compare_mp_info_entries): New.
19359 (mp_info_cmp): Call it.
19360 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19362 (get_mpt_for): Move from tree-ssa-operands.c.
19363 (find_partition_for): New.
19364 (create_partition_for): Remove.
19365 (estimate_vop_reduction): New.
19366 (update_reference_counts): New.
19367 (build_mp_info): New.
19368 (compute_memory_partitions): Refactor.
19369 Document new heuristic.
19370 Call build_mp_info, update_reference_counts,
19371 find_partition_for and estimate_vop_reduction.
19372 (compute_may_aliases): Populate virtual operands before
19373 calling debugging dumps.
19374 (delete_mem_sym_stats): New.
19375 (delete_mem_ref_stats): New.
19376 (init_mem_ref_stats): New.
19377 (init_alias_info): Call it.
19378 (maybe_create_global_var): Remove alias_info argument.
19379 Get number of call sites and number of pure/const call sites
19380 from gimple_mem_ref_stats().
19381 (dump_alias_info): Call dump_memory_partitions first.
19382 (dump_points_to_info_for): Show how many times a pointer has
19384 * opts.c (decode_options): For -O2 set --param
19385 max-aliased-vops to 500.
19386 For -O3 set --param max-aliased-vops to 1000 and --param
19387 avg-aliased-vops to 3.
19388 * fortran/options.c (gfc_init_options): Remove assignment to
19390 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19391 * tree-dfa.c (dump_variable): Dump memory reference
19393 Dump NO_ALIAS* settings.
19394 (referenced_var_lookup): Tidy.
19395 (mem_sym_stats): New.
19396 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19397 and ORIG are different SSA names for a memory partition.
19398 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19399 * tree-flow.h (struct mem_sym_stats_d): Define.
19400 (mem_sym_stats_t): Define.
19401 (struct mem_ref_stats_d): Define.
19402 (struct gimple_df): Add field mem_ref_stats.
19403 (enum noalias_state): Define.
19404 (struct var_ann_d): Add bitfield noalias_state.
19405 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19406 debug_mem_ref_stats, debug_memory_partitions,
19407 debug_mem_sym_stats): Declare.
19408 * tree-ssa-structalias.c (update_alias_info): Update call
19409 sites, pure/const call sites and asm sites in structure
19410 returned by gimple_mem_ref_stats.
19411 Remove local variable IS_POTENTIAL_DEREF.
19412 Increase NUM_DEREFS if the memory expression is a potential
19414 Call update_mem_sym_stats_from_stmt.
19415 If the memory references memory, call
19416 update_mem_sym_stats_from_stmt for all the direct memory
19417 symbol references found.
19418 (intra_create_variable_infos): Set noalias_state field for
19419 pointer arguments according to the value of
19420 flag_argument_noalias.
19421 * tree-ssa-structalias.h (struct alias_info): Remove fields
19422 num_calls_found and num_pure_const_calls_found.
19423 (update_mem_sym_stats_from_stmt): Declare.
19424 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19425 Set default value to 100.
19426 (PARAM_AVG_ALIASED_VOPS): Define.
19428 2007-04-11 Richard Guenther <rguenther@suse.de>
19430 PR middle-end/31530
19431 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19432 a * -b + c as c - a * b if we honor sign dependent rounding.
19434 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19436 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19437 bfin_expand_strmov.
19438 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19439 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19441 (initialize_trampoline): Don't use old-style function definition.
19442 (bfin_secondary_reload): Mark IN_P argument as unused.
19444 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19446 PR tree-optimization/31343
19447 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19448 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19449 * testsuite/gcc.dg/vect/pr31343.c: New.
19451 2007-04-10 Eric Christopher <echristo@apple.com>
19453 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19454 * config/i386/i386.md (*cmpfp0): Use.
19455 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19456 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19457 (fix_trunc<mode>_i386_fisttp): Ditto.
19458 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19459 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19460 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19461 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19462 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19463 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19464 (unnamed_splitters): Ditto.
19465 * config/i386/i386.c (output_fix_trunc): Assert that
19466 we're not being passed a TFmode operand.
19468 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19470 PR tree-optimization/31526
19471 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19472 n_basic_blocks to find newly added blocks.
19474 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19476 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19478 (fix_trunc<mode>si_sse): Ditto.
19479 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19480 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19481 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19482 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19483 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19484 expander using SSEMODEF mode macro.
19485 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19486 expander using SSEMODEF mode macro.
19487 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19488 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19489 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19490 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19491 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19492 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19493 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19494 Macroize insn using X87MODEF mode macro.
19496 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19498 * config/i386/sse.md (sse2_pinsrw): Removed.
19499 (sse2_pextrw): Renamed to ...
19500 (*sse2_pextrw): This.
19502 2007-04-09 Jan Hubicka <jh@suse.cz>
19505 * config/i386/sse.md
19506 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19507 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19508 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19509 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19511 2007-04-09 Jan Hubicka <jh@suse.cz>
19513 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19514 multiple fields of union.
19516 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19518 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19519 (create_preheaders): Check that loops are available.
19520 (fix_loop_structure): Clean up, improve comments.
19521 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19522 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19524 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19525 * predict.c (tree_estimate_probability): Do not call
19526 calculate_dominance_info. Call create_preheaders.
19527 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19528 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19530 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19531 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19532 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19533 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19536 2007-04-08 Jan Hubicka <jh@suse.cz>
19538 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19539 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19540 * fold-const.c (fold_unary): Use it.
19542 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19544 * varasm.c (assemble_variable): Remove call to
19545 lang_hooks.decls.prepare_assemble_variable.
19546 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19547 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19548 * langhooks.h (lang_hooks_for_decls): Remove
19549 prepare_assemble_variable.
19551 2007-04-08 Mike Stump <mrs@apple.com>
19553 * config/i386/i386.c: Use inc/dec on Core2.
19555 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19557 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19558 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19559 lhd_tree_inlining_end_inlining): Remove.
19560 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19561 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19562 end_inlining hooks.
19563 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19564 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19565 lhd_tree_inlining_end_inlining): Remove prototypes.
19566 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19567 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19568 LANG_HOOKS_TREE_INLINING_START_INLINING,
19569 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19571 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19574 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19577 * config/avr/predicates.md (io_address_operand): Delete predicate.
19578 (low_io_address_operand): Don't use 'mode' argument.
19579 (higth_io_address_operand): Rename ...
19580 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19581 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19584 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19586 Revert change removing staticp.
19588 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19591 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19594 2007-04-07 Bruce Korb <bkorb@gnu.org>
19596 * c.opt: Add -Wformat-contains-nul.
19597 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19599 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19600 the NUL byte warning.
19602 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19604 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19606 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19608 * tree.c (staticp): No longer use staticp langhook.
19609 * langhooks.c (lhd_staticp): Removed.
19610 * langhooks.h (struct lang_hooks): Remove staticp.
19611 * c-common.c (c_staticp): Remove.
19612 * c-common.h (c_staticp): Ditto.
19613 * langhooks-defs.h (lhd_staticp): Ditto.
19614 (LHD_HOOKS_STATICP): Ditto
19615 * tree.h (gcc_assert_lowered): New macro.
19617 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19619 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19620 argument "reliable".
19621 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19622 Add argument "reliable". Propagate it through calls.
19623 (infer_loop_bounds_from_undefined): Derive number of iterations
19624 estimates from references in blocks that do not dominate loop latch.
19625 (gcov_type_to_double_int): New function.
19626 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19627 and expected_loop_iterations_unbounded.
19628 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19629 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19630 * tree-data-ref.c (estimated_loop_iterations): Export.
19631 (get_references_in_stmt): Fix -- do not return addresses of local
19633 * cfgloop.h (expected_loop_iterations_unbounded,
19634 estimated_loop_iterations): Declare.
19636 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19638 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19640 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19642 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19643 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19644 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19645 Use output_387_reg_move().
19646 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19647 expander using X87MODEF12 mode macro.
19648 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19649 choosing register preferences. Use output_387_reg_move().
19650 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19651 instead of "x". Use output_387_reg_move().
19652 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19653 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19654 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19655 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19656 Use output_387_reg_move().
19657 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19659 (*truncxf?f_i387 splitter): Ditto.
19661 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19663 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19664 LANG_HOOKS_SAFE_FROM_P.
19665 * expr.c (safe_from_p): Remove langhook call.
19666 * langhooks.h (lang_hooks): Remove safe_from_p.
19667 (lhd_safe_from_p): Remove prototype.
19668 * langhooks.c (lhd_safe_from_p): Remove.
19670 2007-04-06 Jan Hubicka <jh@suse.cz>
19672 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19675 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19677 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19678 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19679 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19680 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19682 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19683 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19685 2007-04-05 Richard Henderson <rth@redhat.com>
19687 * config/alpha/alpha.c (print_operand) [+]: Remove.
19688 (alpha_end_function): Print nop if call at end of function.
19689 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19690 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19691 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19692 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19693 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19694 the call pattern. Update peepholes to match.
19696 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19698 * doc/extend.texi (Other Builtins): Add decimal float variants
19700 * builtins.def: Ditto.
19701 * builtins.c (expand_builtin): Ditto.
19703 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19704 H.J. Lu <hongjiu.lu@intel.com>
19707 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19708 of V8HImode when calling ix86_binary_operator_ok.
19709 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19710 (sdot_prodv8hi): Operands 1 and 2 must be register.
19712 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19714 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19715 initialize align to silence bogus warning.
19717 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19719 PR middle-end/22156
19720 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19722 (struct sra_walk_fns): Remove use_all parameter from use.
19723 (sra_hash_tree): Handle BIT_FIELD_REFs.
19724 (sra_elt_hash): Don't hash bitfld blocks.
19725 (sra_elt_eq): Skip them in parent compares as well. Handle
19727 (sra_walk_expr): Don't maintain or pass down use_all_p.
19728 (scan_use): Remove use_all parameter.
19729 (scalarize_use): Likewise. Re-expand assignment to
19730 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19731 output, and re-scalarize after output. Don't mark anything
19733 (scalarize_ldst): Adjust.
19734 (scalarize_walk_gimple_modify_statement): Likewise.
19735 (build_element_name_1): Handle BIT_FIELD_REFs.
19736 (instantiate_element): Don't warn for any element whose parent
19737 is used as a whole.
19738 (instantiate_missing_elements_1): Return the sra_elt.
19739 (canon_type_for_field): New.
19740 (try_instantiate_multiple_fields): New.
19741 (instantiate_missing_elemnts): Use them.
19742 (mark_no_warning): Removed.
19743 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19744 (REPLDUP, sra_build_elt_assignment): New.
19745 (generate_copy_inout): Use them.
19746 (generate_element_copy): Likewise. Handle bitfld differences.
19747 (generate_element_zero): Don't recurse for blocks. Use
19748 sra_build_elt_assignment.
19749 (generate_one_element_int): Take elt instead of var. Use
19750 sra_build_elt_assignment.
19751 (generate_element_init_1): Adjust.
19752 (scalarize_use, scalarize_copy): Use REPLDUP.
19753 (scalarize_ldst): Move assert before dereference.
19754 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19756 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19758 * regmove.c: Fix unused variable warnings due to previous commit.
19760 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19762 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19763 (regmove_bb_head): Remove.
19764 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19765 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19766 problems with fixup_match_1.
19767 Don't initialize/free regmove_bb_head.
19769 (reg_is_remote_constant_p): If an insn is in the same basic block
19770 but not before INSN, consider it remote, too.
19772 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19775 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19776 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19778 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19780 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19781 (CONDITIONAL_REGISTER_USAGE): Likewise.
19783 2007-04-04 Richard Henderson <rth@redhat.com>
19785 * config/alpha/lib1funcs.asm: Remove unused file.
19787 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19790 * opts.c (print_specific_help): Fix --help=<language>
19792 (common_handle_option): Support --help=common.
19794 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19797 * gcc.c (main): Do not run the linker if
19798 print_subprocess_help indicates that it shouldn't be
19801 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19804 * doc/invoke.texi (--help=): Document <languages> value, fix
19805 formatting in tables of values.
19807 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19809 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19810 dllimport attribute of virtual methods.
19812 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19814 * config/score/crti.asm: Change _bss_start to __bss_start.
19815 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19816 (OUTGOING_REG_PARM_STACK_SPACE) update.
19817 * config/score/score.opt: add options to make backend support
19818 score5, score5u, score7 and score7d.
19819 * config/score/score.md: Likewise.
19820 * config/score/misc.md: Likewise.
19821 * config/score/mac.md: Likewise.
19822 * doc/invoke.texi: Likewise.
19823 * doc/md.texi: update constraints define.
19825 2007-04-03 Richard Henderson <rth@redhat.com>
19827 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19828 an appropriate type, use the mode instead.
19830 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19832 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19833 Set the default --with-arch setting to mips2.
19834 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19835 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19836 (MULTILIB_OSDIRNAMES): Delete.
19837 (MULTILIB_DIRNAMES): Define.
19838 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19839 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19840 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19841 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19842 VXWORKS_OS_CPP_BUILTINS.
19843 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19844 (MIPS_DEBUGGING_INFO): Undefine.
19845 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19847 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19849 PR middle-end/30704
19850 * fold-const.c (native_encode_real): Encode real.c provided longs
19851 as a series of 32-bit native integers.
19852 (native_interpret_real): Interpret buffer as a series of 32-bit
19855 2007-04-03 Richard Guenther <rguenther@suse.de>
19857 * genpreds.c (write_insn_constraint_len): Write function
19858 optimized for CONSTRAINT_LEN implementation.
19859 (write_tm_preds_h): Output insn_constraint_len inline and
19860 use it for CONSTRAINT_LEN.
19861 (write_insn_preds_c): Don't output insn_constraint_len.
19862 * doc/md.texi (define_register_constraint): Document multi-letter
19863 constraints shall have the same length if they start with the same
19866 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19869 * config/i386/i386.md (isinf<mode>2): Expand only when
19870 TARGET_C99_FUNCTIONS is set.
19872 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19874 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19875 (x86_64-*-linux*): Ditto.
19876 * config/i386/i386.opt (mpc): New option.
19877 * config/i386/i386.c (overrride_options): Handle
19878 ix87_precision_string.
19879 * config/i386/crtprec.c: New file.
19880 * config/i386/t-crtpc: Ditto.
19881 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19882 and -mpc80 options.
19883 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19884 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19885 crtprec32.o, crtprec64.o and crtprec80.o.
19887 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19888 and -mpc80 options.
19889 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19891 2007-04-02 Eric Christopher <echristo@apple.com>
19893 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19894 limitations on darwin.
19896 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19899 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19901 2007-04-02 Dave Korn <dave.korn@artimi.com>
19903 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19905 2007-04-02 Dave Korn <dave.korn@artimi.com>
19907 * libgcc2.h (exception_descriptor): Don't forward-declare.
19908 (__get_eh_table_language, __get_eh_table_version): Delete
19909 prototypes of long-dead functions.
19911 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19913 * ebitmap.h: New file
19914 * ebitmap.c: New file
19915 * Makefile.in (ebitmap.o): New target.
19917 2007-04-01 Jan Hubicka <jh@suse.cz>
19919 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19920 before very first instruction.
19922 2007-04-01 Jan Hubicka <jh@suse.cz>
19924 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19925 waring on 64bit hosts.
19926 * bitmap.h: Fix typo in bitmap_head_def.
19928 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19930 PR rtl-optimization/31391
19931 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19932 into a DELETED_LABEL note, and the label is in an empty basic
19933 block, update BB_END as well as BB_HEAD.
19935 2007-04-01 Richard Henderson <rth@redhat.com>
19937 PR tree-optimization/31169
19938 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19939 to varying if the range is outside [0, prec-1].
19941 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19944 * config/mips/mips.md (load_const_gp): New insn.
19945 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19946 the MIPS16 GP pseudo register if no_new_pseudos.
19947 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19949 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19952 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19954 (call_value): Likewise.
19956 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19957 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19960 * doc/invoke.texi: (optimization options): Reword description
19961 of -ffast-math. Document its primary purpose.
19963 2007-03-31 Richard Guenther <rguenther@suse.de>
19965 * omp-low.c (splay-tree.h): Include.
19966 (lookup_decl): Replace splay-tree usage by pointer-map.
19967 (maybe_lookup_decl): Likewise.
19968 (new_omp_context): Likewise.
19969 (delete_omp_context): Likewise.
19970 * gimplify.c (splay-tree.h): Include.
19971 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19973 (remap_ssa_name): Likewise.
19974 (remap_decl): Likewise.
19975 (remap_type_1): Likewise.
19976 (remap_type): Likewise.
19977 (copy_body_r): Likewise.
19978 (expand_call_inline): Likewise.
19979 (clone_body): Likewise.
19980 (copy_tree_r): Likewise.
19981 (remap_save_expr): Likewise.
19982 (unsave_r): Likewise.
19983 (unsave_expr_now): Likewise.
19984 (tree_function_versioning): Likewise.
19985 (build_duplicate_type): Likewise.
19986 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19987 (struct copy_body_data): Replace splay-tree by pointer-map.
19988 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19989 not $(SPLAY_TREE_H).
19990 (gimplify.o): Depend on $(SPLAY_TREE_H).
19991 (omp-low.p): Likewise.
19993 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19995 * config/avr/predicates.md (even_register_operand,
19996 odd_register_operand): New predicates.
19997 * config/avr/avr.md (movw peephole2): New.
19998 (movw_r peephole2): New.
20000 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20002 * tree.h (get_signed_or_unsigned_type): New.
20003 * fold-const.c (operand_equal_for_comparison_p): Use
20004 get_signed_or_unsigned_type instead of
20005 lang_hooks.types.signed_or_unsigned_type.
20006 * expr.c (store_expr): Ditto.
20007 * langhooks.c (get_signed_or_unsigned_type): New.
20008 (lhd_signed_or_unsigned_type): New.
20009 * langhooks.h (lhd_signed_or_unsigned_type): New.
20010 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20012 2007-03-30 Richard Henderson <rth@redhat.com>
20014 * tree-ssa-loop-ivopts.c: Include target.h.
20015 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20016 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20017 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20018 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20020 2007-03-30 Richard Henderson <rth@redhat.com>
20021 Kai Tietz <kai.tietz@onevision.com>
20023 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20024 default for 64-bit.
20025 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20026 (TARGET_64BIT_MS_ABI): New.
20027 (DBX_REGISTER_NUMBER): Handle 64-bit.
20028 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20029 (LONG_TYPE_SIZE): Force to 32.
20030 (REG_PARM_STACK_SPACE): New.
20031 (OUTGOING_REG_PARM_STACK_SPACE): New.
20032 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20033 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20034 (STACK_BOUNDARY): Use 128 for 64-bit.
20035 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20036 Add 64-bit implementation.
20037 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20039 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20040 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20041 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20042 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20043 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20044 TARGET_64BIT_MS_ABI.
20045 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20046 (ix86_pass_by_reference): Likewise.
20047 (ix86_function_value_regno_p): Likewise.
20048 (ix86_build_builtin_va_list): Likewise.
20049 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20050 (function_arg_advance_ms_64): New.
20051 (function_arg_advance): Call it.
20052 (function_arg_ms_64): New.
20053 (function_arg): Call it.
20054 (function_value_ms_64): New.
20055 (ix86_function_value_1): Call it.
20056 (return_in_memory_ms_64): New.
20057 (ix86_return_in_memory): Call it.
20058 (setup_incoming_varargs_ms_64): New.
20059 (ix86_setup_incoming_varargs): Call it.
20060 (ix86_expand_prologue): Handle 64-bit stack probing.
20061 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20062 (output_pic_addr_const): Likewise.
20063 (x86_this_parameter): Likewise.
20064 (x86_output_mi_thunk): Likewise.
20065 (x86_function_profiler): Likewise.
20066 (TARGET_STRICT_ARGUMENT_NAMING): New.
20067 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20068 (TARGET_64BIT_MS_ABI): New.
20069 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20070 * config/i386/i386.md (allocate_stack_worker): Remove.
20071 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20072 describe the clobber of eax without a match_scratch.
20073 (allocate_stack_worker_postreload): Remove.
20074 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20075 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20076 (allocate_stack_worker_rex64_postreload): Remove.
20077 (allocate_stack): Handle 64-bit.
20078 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20079 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20080 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20081 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20082 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20083 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20084 * config.build (x86_64-*-mingw*): New host.
20085 * config.host (x86_64-*-mingw*): New host.
20086 * config.gcc (x86_64-*-mingw*): New target.
20087 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20089 2007-03-30 Richard Henderson <rth@redhat.com>
20090 Kai Tietz <kai.tietz@onevision.com>
20092 * c-pragma.c (struct def_pragma_macro_value): New.
20093 (struct def_pragma_macro): New.
20094 (pushed_macro_table): New.
20095 (dpm_hash, dpm_eq): New.
20096 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20097 (init_pragma): Install them.
20098 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20100 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20102 * config/avr/avr.c (avr_override_options): Clear
20103 'flag_delete_null_pointer_checks'.
20105 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20108 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20109 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20110 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20111 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20112 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20113 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20114 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20116 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20118 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20120 * regmove.c: Move all of pass_stack_adjustments from here...
20121 * combine-stack-adj.c: ...to this new file.
20122 * Makefile.in: Add rules for combine-stack-adj.o.
20124 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20126 PR tree-optimization/31383
20127 * tree-data-ref.c (affine_function_equal_p): Do not require the
20128 vectors to have the same length.
20130 2007-03-30 Jan Hubicka <jh@suse.cz>
20132 PR middle-end/30700
20133 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20134 availablility; add more sanity checking; ask varpool only about
20137 2007-03-29 Richard Henderson <rth@redhat.com>
20139 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20140 to decide, but __SIZEOF_LONG_LONG__.
20142 2007-03-29 Richard Henderson <rth@redhat.com>
20144 * emutls.c (struct __emutls_array): New.
20145 (emutls_destroy): Use it instead of casting element 0 from void*.
20146 (__emutls_get_address): Likewise.
20148 2007-03-29 Richard Henderson <rth@redhat.com>
20150 * varasm.c (initializer_constant_valid_p): Don't deny
20151 DECL_DLLIMPORT_P on functions.
20153 * config/i386/cygming.h: Remove function declarations.
20154 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20155 (ASM_OUTPUT_LABELREF): Remove.
20156 (COMMON_ASM_OP): Remove.
20157 (ASM_OUTPUT_COMMON): Remove.
20158 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20159 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20160 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20161 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20162 Rename from TARGET_ENCODE_SECTION_INFO.
20163 * config/i386/netware.h: Likewise.
20164 * config/i386/i386-protos.h: Update.
20165 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20166 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20167 (legitimate_constant_p): Reject dllimports.
20168 (dllimport_map, get_dllimport_decl): New.
20169 (legitimize_dllimport_symbol): New.
20170 (legitimize_address, ix86_expand_move): Use it.
20171 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20172 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20173 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20174 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20175 * config/i386/predicates.md (constant_call_address_operand): Only
20176 accept symbols; reject dllimport_p symbols.
20177 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20178 i386_pe_maybe_record_exported_symbol.
20179 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20180 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20181 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20182 trust the setting of DECL_DLLIMPORT_P.
20183 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20184 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20185 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20186 tidy the argument scanning loop.
20187 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20188 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20189 (i386_pe_strip_name_encoding): Remove.
20190 (i386_pe_binds_local_p): New.
20191 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20192 (i386_pe_output_labelref): Remove.
20193 (i386_pe_asm_output_aligned_decl_common): New.
20194 (i386_pe_maybe_record_exported_symbol): Rename from
20195 i386_pe_record_exported_symbol; check for dllexported symbols.
20197 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20199 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20200 add comment explaining why vsnprintf cannot be used.
20202 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20204 PR tree-optimization/30666
20205 * tree.c (build_complex_type): When creating type names for DWARF2
20206 debug info, create TYPE_DECLs for TYPE_NAME instead of
20208 (build_common_tree_nodes_2): Use build_complex_type when building
20209 predefined complex types, to preserve canonical types.
20211 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20213 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20214 (noce_get_alt_condition): Look at it to determine whether to
20215 reverse the condition or not.
20216 (noce_get_condition): Substitute the truth for lies.
20217 (noce_find_if_block): Set the then_else_reversed field.
20219 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20221 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20222 destination of this insn.
20223 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20224 than calling gen_rtx_SET directly. Use r0 to hold the value of
20225 'address + 4' rather than a stack based temporary which can be
20226 mis-optimized away.
20228 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20230 * config/s390/s390.c (s390_secondary_input_reload_class,
20231 s390_secondary_output_reload_class): Functions removed.
20232 (s390_secondary_reload): New function.
20233 (TARGET_SECONDARY_RELOAD): Target macro defined.
20234 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20235 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20236 * config/s390/s390.md ("reload_outti", "reload_outdi",
20237 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20238 "reload_out<mode>"): Expanders removed.
20239 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20240 "reload<mode>_nonoffmem_out"): Expanders added.
20242 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20244 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20245 action if SRC->DEST replacement failed anyway.
20247 2007-03-28 Mike Stump <mrs@apple.com>
20249 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20250 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20251 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20253 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20255 * config.gcc: Accept barcelona as a variant of amdfam10.
20256 * config/i386/i386.c (override_options): Likewise.
20257 * doc/invoke.texi: Likewise.
20259 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20261 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20262 offsets for BIT_FIELD_REF and COMPONENT_REF.
20264 2007-03-28 Richard Guenther <rguenther@suse.de>
20266 * tree.c (is_global_var): Move ...
20267 * tree-flow-inline.h (is_global_var): ... here.
20268 * tree.h (is_global_var): Remove declaration.
20270 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20272 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20274 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20275 * config/i386/i386.c (ix86_tune_features): Initialize new
20277 * config/i386/predicates.md (promotable_binary_operator): Use
20278 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20280 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20283 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20285 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20287 * config/fr30/fr30.md (movsi_internal): Change destination
20288 constraint from m to V and add m to the end.
20290 2007-03-28 Christian Bruel <christian.bruel@st.com>
20292 * config/sh/sh.md (movsi_i): Fix type attribute.
20294 2007-03-28 Christian Bruel <christian.bruel@st.com>
20296 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20297 (movsf_ie): Likewise.
20299 2007-03-28 Christian Bruel <christian.bruel@st.com>
20301 * config.gcc: Add sh4-300 to multilib.
20302 * config/sh/t-mlib-sh4-300: New file.
20304 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20306 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20307 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20308 fix_trunc<mode>di2.
20309 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20310 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20311 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20312 "fixuns_trunctddi2"): Whitespace fix.
20314 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20316 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20317 the definition of struct sh_args.
20318 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20319 CALL_COOKIE_INT_REG_GET): Likewise.
20321 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20323 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20324 transformations are applied successfully.
20326 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20328 * tree.c (tree_contains_struct): Permit 512 tree codes.
20329 * tree.h (tree_contains_struct): Ditto.
20330 (MAX_TREE_CODES): Ditto.
20331 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20332 SPARE member to store remaining padding bits.
20334 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20336 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20339 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20341 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20342 * configure: Regenerate.
20344 * configure: Regenerate using the correct version of autoconf.
20346 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20348 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20350 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20351 regs to "__SP_L__" and "__SP_H__".
20353 2007-03-27 Richard Guenther <rguenther@suse.de>
20355 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20356 computations with it with a HOST_WIDE_INT variable.
20358 2007-03-26 Mike Stump <mrs@apple.com>
20360 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20361 objective-c-header, objective-c++-header and objc++-cpp-output
20363 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20365 2007-03-26 Richard Henderson <rth@redhat.com>
20368 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20369 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20370 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20371 IX86_BUILTIN_PSRLQ128): New.
20372 (ix86_init_mmx_sse_builtins): Add them.
20373 (ix86_expand_builtin): Expand them.
20374 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20375 operand 2 be TImode.
20376 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20377 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20378 _mm_srli_epi64): Mark __B const.
20379 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20380 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20381 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20382 new two-vector shift builtins.
20384 2007-03-26 Ian Lance Taylor <iant@google.com>
20386 PR tree-optimization/31345
20387 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20388 [+INF, +INF(OVF)] into VARYING.
20390 2007-03-26 Zack Weinberg <zackw@panix.com>
20392 * gengtype-parse.c: New file.
20393 * gengtype-yacc.y: Delete.
20394 * gengtype-lex.l: Don't include gengtype-yacc.h.
20395 Define YY_DECL and yyterminate appropriately for recursive
20396 descent parser. yylval is now a string out-parameter to yylex.
20397 (HWS, EOID): New shorthand.
20398 (IWORD): Add a couple more types.
20399 (yylex): Add a setup stanza. Remove the complex rules for
20400 detecting GTY'ed types and typedefs; replace with simple
20401 keyword detectors. Adjust everything for the changed
20402 definition of yylval. Ignore all pp-directives, not just #define.
20404 (parse_file): Rename yybegin; do not call yyparse.
20406 * gengtype.c (xasprintf): Export again.
20407 (this_file): New. Use everywhere __FILE__ was being used.
20408 (get_lang_bitmap): Special case types defined in gengtype.c.
20409 (do_typedef, new_structure): Suppress definition of certain types.
20410 (new_structure): Improve diagnostics of duplicate definitions.
20411 Make sure location_s is associated with input.h.
20412 (nreverse_pairs, define_location_structures): New functions.
20413 (main): Improve tagging of kludge types. Remove old kludges
20414 for input.h types; use define_location_structures.
20415 * gengtype.h: Update prototypes. Define token codes here.
20416 * Makefile.in: Remove all references to gengtype-yacc.
20417 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20419 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20420 add GTY((skip)) to the field that's only conditionally there.
20421 * doc/install.texi: Document that Bison is no longer required
20422 unless building treelang.
20424 * gengtype.c: Don't include gtyp-gen.h.
20425 (srcdir): Declare here.
20426 (base_files, lang_dir_names): Allocate dynamically.
20427 (gt_files, num_gt_files, num_lang_dirs): New globals.
20428 (measure_input_list, read_input_line, read_input_list)
20429 (set_lang_bitmap): New functions.
20430 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20431 simplify, relying on read_input_list to set up the bitmaps.
20432 (main): Arguments are no longer unused. Check for correct number
20433 of command line arguments, set srcdir and srcdir_len, then call
20434 read_input_list, before doing anything else. No need to worry
20435 about duplicates in main loop.
20436 * configure.ac: Simplify the calculation of all_gtfiles.
20437 Put language tags in there. Don't set or substitute
20438 all_gtfiles_files_langs or all_gtfiles_files_frags.
20439 * Makefile.in: Revamp the way gengtype is invoked, now that it
20440 takes a file on its command line with a much simpler format.
20441 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20442 (GTFILES): Remove duplicates and C source files.
20443 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20444 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20445 * configure: Regenerate.
20447 * gengtype.h: Remove all type definitions to gengtype.c; leave
20448 only definitions of options_p, type_p, and pair_p as opaque
20449 pointers. Update prototypes.
20450 * gengtype.c: Many type definitions moved here from gengtype.h.
20451 Consolidate type definitions at the top of the file.
20452 (xvasprintf): Delete.
20453 (xasprintf): Make static.
20454 (create_nested_pointer_option): Add 'next' parameter.
20455 (create_field_all, create_field_at): New functions.
20456 (create_field): Now a thin wrapper around create_field_all.
20457 (create_optional_field): Rename create_optional_field_ and add
20458 line argument. Original name is now a macro which supplies
20460 (oprintf): Use vsnprintf directly.
20461 (close_output_files): Use fatal rather than perror/exit.
20462 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20463 (main): Set progname. Don't use exit.
20464 * gengtype-yacc.y (struct_fields): Use create_field_at.
20465 (option, optionseqopt): Delete.
20466 (optionseq): Consolidate productions from option here so we
20467 can use the first argument to create_option.
20469 * gengtype-lex.l: Distinguish unions from structures in the
20470 token type. Don't call find_structure; return the tag as a string.
20471 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20472 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20473 string. Reorganize typedef_struct production accordingly.
20474 Use create_nested_ptr_option.
20475 * gengtype.c (create_nested_ptr_option): New function.
20476 * gengtype.h: Declare it.
20478 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20479 (string_type): Don't declare.
20480 (do_scalar_typedef): Declare.
20481 (create_scalar_type): Update prototype.
20482 * gengtype.c (string_type): Make static.
20483 (scalar_nonchar, scalar_char): New.
20484 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20485 (resolve_typedef): Use scalar_nonchar for error recovery.
20486 (create_scalar_type): Remove name_len field. Return scalar_char
20487 or scalar_nonchar as appropriate.
20488 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20489 to use string_type.
20490 (throughout): Use scalar_nonchar instead of calling
20491 create_scalar_type, whenever possible.
20492 (main): Initialize scalar_char and scalar_nonchar before calling
20494 * gengtype-lex.l: Adjust for removal of second argument to
20495 create_scalar_type. Use yylval.s instead of yylval.t when
20497 * gengtype-yacc.y: Type of SCALAR is string. Call
20498 create_scalar_type from type:SCALAR rule. Adjust for removal of
20499 second argument to create_scalar_type.
20501 * vec.h: Remove all #if IN_GENGTYPE blocks.
20502 Add comment saying that changes may require adjustments to gengtype.
20503 * gengtype.c: Don't include coretypes.h or tm.h.
20504 Add comment to inclusion of errors.h.
20505 (note_def_vec, note_def_vec_alloc): New functions.
20506 * gengtype.h: Declare new functions.
20507 * gengtype-lex.l: Don't include coretypes.h.
20508 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20510 (update_lineno): Remove unnecessary prototype.
20511 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20512 (VEC rule): Just return VEC_TOKEN.
20513 * gengtype-yacc.y (VEC_TOKEN): New token type.
20514 (type): Add a production for VEC(a,b).
20515 * Makefile.in: Update dependencies.
20517 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20518 typedefs that use the old PARAMS macro.
20520 * gengtype-lex.l: Remove all rules and states relating to yacc
20522 * gengtype-yacc.y: Similarly.
20523 * gengtype.c (note_yacc_type): Delete function.
20524 * gengtype.h: Update prototypes.
20526 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20528 * tree-pretty-print.c (dump_generic_node): Report precision of
20529 unnamed integer types.
20531 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20533 * ifcvt.c (noce_try_store_flag_constants): Don't check
20534 no_new_pseudos here.
20535 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20536 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20537 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20538 noce_try_sign_mask): Likewise.
20539 (if_convert): Check no_new_pseudos here.
20541 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20543 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20544 (noce_get_condition): Handle new then_else_reversed argument.
20545 (noce_init_if_info): Remove, fold into noce_find_if_block.
20546 (noce_process_if_block): Take a struct noce_if_info as the
20547 argument. Don't set up one based on ce_if_info. Update pointer
20548 references accordingly.
20549 (cond_move_process_if_block): Likewise.
20550 (process_if_block): Removed.
20551 (find_if_block): Removed. Move functionality two new functions,
20552 noce_find_if_block and cond_exec_find_if_block.
20553 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20554 blocks and the symmetric IF-ELSE-JOIN case.
20555 (cond_exec_find_if_block): Also new function mostly based on old
20556 find_if_block and process_if_block.
20557 (find_if_header): Replace find_if_block call with separately
20558 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20559 (find_cond_trap): Update noce_get_condition call.
20560 (dead_or_predicable): Likewise.
20562 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20564 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20566 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20567 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20568 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20569 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20570 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20571 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20572 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20573 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20574 __builtin_ia32_psrad128 builtins.
20576 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20578 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20579 * config/i386/constraints.md
20580 (define_constraint "I"): Use IN_RANGE macro.
20581 (define_constraint "J"): Ditto.
20582 (define_constraint "K"): Ditto.
20583 (define_constraint "M"): Ditto.
20584 (define_constraint "N"): Ditto.
20585 (define_constraint "O"): Ditto.
20586 * config/i386/predicates.md
20587 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20588 (define_predicate "const_0_to_3_operand"): Ditto.
20589 (define_predicate "const_0_to_7_operand"): Ditto.
20590 (define_predicate "const_0_to_15_operand"): Ditto.
20591 (define_predicate "const_0_to_63_operand"): Ditto.
20592 (define_predicate "const_0_to_255_operand"): Ditto.
20593 (define_predicate "const_1_to_31_operand"): Ditto.
20594 (define_predicate "const_2_to_3_operand"): Ditto.
20595 (define_predicate "const_4_to_7_operand"): Ditto.
20597 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20599 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20600 in SImode for save_world.
20601 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20604 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20606 PR tree-optimization/30784
20607 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20610 2007-03-25 Revital Eres <eres@il.ibm.com>
20612 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20613 Fold movement_possibility function into it.
20615 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20617 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20618 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20619 (call_indirect_nonlocal_darwin64): Same.
20620 (call_nonlocal_darwin64): Same.
20621 (call_value_indirect_nonlocal_darwin64): Same.
20622 (call_value_nonlocal_darwin64): Same.
20623 (sibcall_nonlocal_darwin64): Same.
20624 (sibcall_value_nonlocal_darwin64): Same.
20625 (sibcall_symbolic_64): Same.
20626 (sibcall_value_symbolic_64): Same.
20627 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20629 (rs6000_emit_load_toc_table): Same.
20630 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20631 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20633 (divss_call): Same.
20634 (divus_call): Same.
20635 (quoss_call): Same.
20636 (quous_call): Same.
20637 (load_toc_v4_pic_si): Same
20638 (load_toc_v4_PIC_1): Same.
20639 (load_toc_v4_PIC_1b): Same.
20640 (call_indirect_aix{32,64}): Same.
20641 (call_value_indirect_aix{32,64}): Same.
20643 (call_value): Same.
20644 (call_local{32,64}): Same.
20645 (call_value_local{32,64}): Same.
20646 (call_indirect_nonlocal_aix{32,64}): Same.
20647 (call_nonlocal_aix{32,64}): Same.
20648 (call_value_indirect_nonlocal_aix{32,64}): Same.
20649 (call_value_nonlocal_aix{32,64}): Same.
20650 (call_indirect_nonlocal_sysv<mode>): Same.
20651 (call_nonlocal_sysv<mode>): Same.
20652 (call_value_indirect_nonlocal_sysv<mode>): Same.
20653 (call_value_nonlocal_sysv<mode>): Same.
20655 (sibcall_local{32,64}): Same.
20656 (sibcall_value_local{32,64}): Same.
20657 (sibcall_nonlocal_aix{32,64}): Same.
20658 (sibcall_value_nonlocal_aix{32,64}): Same.
20659 (sibcall_nonlocal_sysv<mode>): Same.
20660 (sibcall_value): Same.
20661 (sibcall_value_nonlocal_sysv<mode>): Same.
20663 2007-03-24 Paul Brook <paul@codesourcery.com>
20665 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20666 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20668 2007-03-24 Richard Henderson <rth@redhat.com>
20670 * config/ia64/constraints.md: New file.
20671 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20672 satisfies_constraint_?.
20673 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20674 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20675 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20676 ia64_output_mi_thunk): Likewise.
20677 (ia64_const_ok_for_letter_p): Remove.
20678 (ia64_const_double_ok_for_letter_p): Remove.
20679 (ia64_extra_constraint): Remove.
20680 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20681 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20682 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20683 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20684 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20685 EXTRA_MEMORY_CONSTRAINT): Remove.
20686 * config/ia64/ia64.md: Include constriants.md. Replace
20687 CONST_OK_FOR_? with satisfies_constraint_?.
20689 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20690 H.J. Lu <hongjiu.lu@intel.com>
20692 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20694 (name macros): Use DPD_BID_NAME to convert names properly.
20696 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20697 decimal floating point format.
20698 (init_floating_libfuncs): Change decimal functions so that they
20699 have a "bid_" prefix if the decimal system uses the BID format,
20700 and "dpd_" prefix if the decimal system uses the DPD format.
20701 (init_interclass_conv_libfuncs): Ditto.
20702 (init_intraclass_conv_libfuncs): Ditto.
20704 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20705 using the BID format.
20707 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20708 whether we are using the BID decimal format.
20709 * configure: Regenerate.
20711 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20712 the compiler has decimal floating point enabled. Define
20713 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20716 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20717 using the BID format.
20719 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20720 whether we are using the BID decimal format.
20721 * configure: Regenerate.
20723 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20724 the compiler has decimal floating point enabled. Define
20725 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20728 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20729 options, and that it is enabled for i386/x86_64 systems.
20731 * Makefile.in (enable_decimal_float): New.
20733 (DECNUMINC): Add -I$(DECNUMFMT).
20734 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20735 to $(DECNUMFMT) from $(DECNUM).
20737 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20738 Substitute enable_decimal_float.
20739 * configure: Regenerated.
20742 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20745 * configure.ac: Enable decimal float for x86_64-*-linux*.
20746 * configure: Regenerated.
20749 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20750 decimal128ClearSign to flip and clear the sign bit in decimal128.
20751 (decimal_real_maxval): Set decimal128SetSign to set the sign
20754 2007-03-23 Ian Lance Taylor <iant@google.com>
20756 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20758 2007-03-23 Ian Lance Taylor <iant@google.com>
20760 * tree-dump.c (dump_files): Correct comment.
20762 2007-03-23 Ian Lance Taylor <iant@google.com>
20764 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20766 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20768 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20769 in cfglayout mode. Don't go into and out of cfglayout mode.
20770 Link the blocks in the order of the constructed traces.
20771 (rest_of_handle_tracer): Adjust call to tracer.
20772 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20773 Don't go into cfglayout mode.
20774 (rtl_loop_done): Don't go out of cfglayout mode.
20775 * cfglayout.c (relink_block_chain): New function, split out from...
20776 (fixup_reorder_chain): ...here. Remove redundant checking.
20777 (cfg_layout_finalize): Don't clear the header, footer, and aux
20778 fields here, move the code to do so to relink_block_chain. Likewise
20779 for free_original_copy_tables.
20780 * rtl.h (tracer): Update prototype.
20781 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20782 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20783 mode. Use relink_block_chain to serialize the CFG according to the
20784 new basic block order. Move targetm.cannot_modify_jumps_p check from
20786 (gate_handle_reorder_blocks): ...to here.
20787 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20789 (gate_duplicate_computed_gotos): ...to here.
20790 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20791 something always changes when going into and out of cfglayout mode.
20792 Perform an expensive cfg cleanup while going into cfglayout mode.
20793 Always update liveness information on HAVE_conditional_execution
20794 targets. Reserialize the basic blocks and go out of cfglayout mode.
20795 * reg-stack.c: Include cfglayout.h.
20796 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20797 the call to reorder_basic_blocks.
20798 * basic-block.h (reorder_basic_blocks): Update prototype.
20799 (relink_block_chain): New prototype.
20800 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20802 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20804 * config/mips/mips.md (type, hazard, *movdi_32bit,
20805 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20806 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20807 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20808 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20809 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20811 (movcc): Change first xfer to multi.
20812 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20813 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20814 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20815 config/mips/generic.md: Change reservations using "xfer" to use
20817 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20818 using match_operand.
20819 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20820 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20822 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20824 2007-03-22 Richard Henderson <rth@redhat.com>
20826 * config/i386/i386.c: Remove unnecessary function declarations.
20827 Move targetm definition, and all related macros, to the end of
20828 the file. Resort some functions to put definitions before uses.
20829 (ix86_attribute_table): Make static. Move to end of file.
20830 (ix86_gimplify_va_arg): Make static.
20832 2007-03-22 Richard Henderson <rth@redhat.com>
20834 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20835 don't increase local_regparm with force_align_arg_pointer check.
20836 (ix86_function_sseregparm): Assert 32-bit.
20837 (type_has_variadic_args_p): New.
20838 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20839 type_has_variadic_args_p.
20840 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20841 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20842 use memset instead. Do maybe_vaarg check first; skip attribute
20843 tests if true; skip attribute tests for 64-bit.
20844 (construct_container): Remove TARGET_DEBUG_ARG.
20845 (function_arg_advance_32, function_arg_advance_64): Split out ...
20846 (function_arg_advance): ... from here.
20847 (function_arg_32, function_arg_64): Split out ...
20848 (function_arg): ... from here.
20849 (ix86_pass_by_reference): Tidy.
20850 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20851 (function_value_32): New, from parts of ix86_function_value
20852 and ix86_value_regno.
20853 (function_value_64): New, from parts of ix86_function_value
20854 and ix86_libcall_value.
20855 (ix86_function_value_1): New.
20856 (ix86_function_value, ix86_libcall_value): Use it.
20857 (return_in_memory_32, return_in_memory_64): Split out ...
20858 (ix86_return_in_memory): ... from here.
20859 (ix86_struct_value_rtx): Skip for 64-bit.
20860 (ix86_libcall_value, ix86_value_regno): Remove.
20861 (setup_incoming_varargs_64): Split out ...
20862 (ix86_setup_incoming_varargs): ... from here.
20863 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20864 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20865 * config/i386/i386-protos.h (ix86_function_value): Remove.
20866 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20868 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20871 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20872 infinities not supported, otherwise emit warning if -Woverflow. On
20873 underflow, emit warning if -Woverflow.
20874 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20876 * real.h (real_from_string): Update declaration
20878 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20879 Richard Henderson <rth@redhat.com>
20881 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20882 * calls.c (compute_argument_block_size, expand_call,
20883 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20884 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20885 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20886 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20887 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20888 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20889 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20890 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20893 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20895 * c-incpath.c (add_sysroot_to_chain): New.
20896 (merge_include_chains): Add sysroot argument. Call
20897 add_sysroot_to_chain if sysrooted.
20898 (register_include_chains): Update call to merge_include_chains.
20899 * doc/cppopts.texi: Document use of '=' in include directory
20902 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20904 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20905 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20906 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20907 insn pattern using X87MODEF12 mode macro.
20909 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20911 * regmove.c (regmove_optimize): Use reg_mentioned_p
20912 instead of reg_overlap_mentioned_p for DST.
20914 2007-03-21 Mike Stump <mrs@apple.com>
20916 * c.opt: Fixup for Objective-C/C++.
20918 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20920 * explow.c (convert_memory_address): Fold memory reference when
20921 POINTERS_EXTEND_UNSIGNED < 0
20923 2007-03-21 Richard Henderson <rth@redhat.com>
20926 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20927 * config/i386/mmintrin.h (__m64): Likewise.
20928 * config/i386/xmmintrin.h (__m128): Likewise.
20930 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20932 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20933 (VXWORKS_OS_CPP_BUILTINS): Define.
20934 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20935 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20937 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20939 * rtl.h (constant_pool_reference_p): Delete.
20940 (find_constant_src): Declare.
20941 * rtlanal.c (find_constant_src): New function.
20942 * simplify-rtx.c (constant_pool_reference_p): Delete.
20943 * config/i386/i386.md: Use find_constant_src instead of
20944 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20946 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20948 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20949 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20951 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20953 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20954 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20955 (arm_elf_asm_constructor): Use it.
20956 (arm_elf_asm_destructor): New function.
20958 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20960 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20962 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20964 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20966 2007-03-19 Andrew Haley <aph@redhat.com>
20968 PR tree-optimization/31264
20969 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20970 VIEW_CONVERT_EXPRs.
20972 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20974 PR rtl-optimization/30907
20975 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20976 (fwprop_init): Always call loop_optimizer_initialize.
20977 (fwprop_done): Always call loop_optimizer_finalize.
20978 (fwprop): We always have loop info now.
20979 (gate_fwprop_addr): Remove.
20980 (pass_fwprop_addr): Use gate_fwprop as gate.
20982 PR rtl-optimization/30841
20983 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20984 df_chain_alloc): Call df_reorganize_refs unconditionally.
20985 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20986 refs_organized to refs_organized_size.
20987 (df_ref_create_structure): Use refs_organized_size instead of
20988 bitmap_size if refs had been organized, and keep refs_organized_size
20990 * df.h (struct df_ref_info): Change refs_organized to
20991 refs_organized_size.
20992 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20995 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20997 * except.c (output_function_exception_table): Do not reference the
20998 EH personality routine for functions that do not require an
21001 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21004 * c-typeck.c (convert_for_assignment): Call comptypes for
21005 RECORD_TYPE or UNION_TYPE.
21007 PR inline-asm/30505
21008 * reload1.c (reload): Do invalid ASM checking after
21009 cleanup_subreg_operands.
21011 2007-03-19 Jeff Law <law@redhat.com>
21013 * tree-cfg.c (find_taken_edge): Tighten conditions for
21014 optimizing computed gotos.
21016 2007-03-19 Michael Matz <matz@suse.de>
21018 * builtins.c (expand_builtin_sync_operation,
21019 expand_builtin_compare_and_swap,
21020 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21023 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21024 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21027 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21029 * doc/tm.texi: Add brackets around the return type of
21030 TARGET_SECONDARY_RELOAD.
21032 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21033 Richard Guenther <rguenther@suse.de>
21035 PR tree-optimization/31254
21036 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21037 Use handled_component_p () where appropriate. Continue
21038 propagating into the rhs if we propagated into an INDIRECT_REF
21041 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21043 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21044 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21045 (xde, xdee): Mode attributes adjusted to support DFP modes.
21046 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21047 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21048 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21049 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21050 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21051 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21052 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21054 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21055 "movsf"): Insn definitions removed.
21056 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21057 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21058 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21060 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21061 "reload_in<mode>", "reload_out<mode>"): Expander added.
21062 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21067 * config/s390/s390.md: Only non-functional changes. Renamed
21068 FPR mode macro to BFP all over the file.
21070 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21072 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21073 (op_type attribute): RRF instruction type added.
21074 (fT0): New mode attribute.
21075 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21076 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21077 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21078 instruction no secondary memory is needed when moving DFmode values
21079 between GPRs and FPRs.
21081 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21083 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21084 inverted and documentation adjusted.
21085 ("mhard-dfp", "msoft-dfp"): New options.
21086 * config/s390/s390.c (s390_handle_arch_option): New architecture
21088 (override_options): Sanity checks for the new options added.
21089 * config.gcc: New architecture switch: z9-ec.
21090 * config/s390/s390.h (processor_flags): PF_DFP added.
21091 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21092 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21093 when the bit is NOT set so remove it from the defaults.
21095 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21097 * genemit.c (main): Print include statement for dfp.h.
21098 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21101 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21103 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21105 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21108 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21109 instead of PATTERN.
21111 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21113 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21114 attr_length_call, output_call, output_indirect_call): Cleanup
21115 formatting of targetm calls.
21117 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21119 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21121 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21123 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21124 reservation, bypass and anti-bypass descriptions for these
21125 instructions. Update move patterns.
21126 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21129 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21131 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21132 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21133 (get_initial_def_for_reduction): Likewise.
21135 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21137 Fix PR tree-optimization/29922
21138 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21139 (get_representative): Removed.
21140 (value_dies_in_block_x): Update for rvuse removal.
21141 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21142 (compute_antic_aux): Handle when PHI nodes appear in
21143 non-single-successors.
21144 (dump_bitmap_of_names): Removed.
21145 (compute_antic_safe): Renamed and removed rvuse calculation.
21146 Calculate only antic safe.
21147 (insert_into_preds_of_block): Remove assert.
21148 (execute_pre): Update for renamed functions.
21149 (defer_or_phi_translate_block): New function.
21151 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21153 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21154 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21156 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21157 Follow spelling conventions.
21159 * tree-data-ref.h: Remove the prototype for analyze_array.
21161 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21163 PR tree-optimization/31041
21164 * tree-vect-transform.c (get_initial_def_for_induction): Call
21165 force_gimple_operand.
21167 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21169 * ipa-type-escape.c (look_for_casts) : Revert code to use
21170 handled_component_p due to ada test a-numaux.adb.
21172 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21174 * final.c (final_scan_insn): Alter the condition of a
21175 conditional trap if we have nonstandard CC.
21177 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21179 * configure.ac: Remove excess quoting from asm line 0 test.
21180 * configure: Rebuilt.
21182 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21184 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21185 * c-common.c (convert_and_check): Move warning logic to...
21186 (warnings_for_convert_and_check): ...here. Define.
21187 * c-common.h (warnings_for_convert_and_check): Declare.
21189 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21191 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21192 (output_call): Likewise.
21194 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21196 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21198 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21200 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21202 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21204 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21205 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21207 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21209 PR tree-optimization/31183
21210 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21211 Use double_int instead of unsigned int for representing access_strides.
21212 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21214 2007-03-16 Richard Guenther <rguenther@suse.de>
21216 PR tree-optimization/31146
21217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21218 to allow recursion of forward_propagate_addr_expr.
21219 (forward_propagate_addr_into_variable_array_index): Likewise.
21220 (forward_propagate_addr_expr): Likewise.
21221 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21222 (forward_propagate_addr_expr_1): Recurse on simple copies
21223 instead of propagating into them. Do so for useless conversions
21225 (forward_propagate_addr_expr): Clean up unused statements after
21228 2007-03-16 Richard Guenther <rguenther@suse.de>
21230 * builtins.c (expand_builtin_cexpi): Use the right argument
21231 for the expansion via cexp.
21233 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21235 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21236 * configure: Rebuilt.
21238 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21241 * dwarf2out.c (force_type_die): Adjust comment.
21242 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21244 2007-03-15 DJ Delorie <dj@redhat.com>
21246 * config/frv/predicates.md (minmax_operator): Don't check operands
21249 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21251 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21252 Update constant estimates of number of iterations.
21253 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21254 argument renamed to "realistic".
21255 (compute_estimated_nb_iterations): Removed.
21256 (record_niter_bound): New function.
21257 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21258 call record_nonwrapping_iv with upper = false.
21259 (infer_loop_bounds_from_signedness): Pass upper argument to
21260 record_nonwrapping_iv.
21261 (estimate_numbers_of_iterations_loop): Do not call
21262 compute_estimated_nb_iterations. Record estimate based on profile
21263 information. Initialize the constant estimates of number of
21265 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21267 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21268 number of iterations is too small.
21269 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21270 (EST_NOT_AVAILABLE): Removed.
21271 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21272 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21275 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21277 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21278 Handle NE_EXPR guards.
21280 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21283 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21284 Set also -pedantic-errors by default for the preprocessor unless
21285 -fpermissive is given.
21287 2007-03-15 Richard Guenther <rguenther@suse.de>
21289 PR middle-end/29719
21290 PR middle-end/31161
21291 * builtins.c (expand_builtin_cexpi): As a fallback if we
21292 don't have builtins for sincos or cexp create a function
21293 declaration for cexp and expand to a call to that.
21294 (expand_builtin_int_roundingfn): Always fall
21295 back to floor/ceil and its variants even if they may be
21298 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21300 PR middle-end/31159
21301 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21302 jump tables, move the call to delete_dead_jumptables from here...
21303 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21304 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21305 don't allow merging of blocks that try_redirect_by_replacing_jump
21306 also does not handle when not optimizing.
21308 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21309 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21311 * config/i386/i386.md (x86_sahf_1): Correctly handle
21314 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21317 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21318 x86_64_general_operand as operand[2] predicate. Remove "iF"
21319 from operand constraints and use "e" constraint instead.
21320 (*subti3_1, *subti3_1 splitter): Ditto.
21321 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21322 operand[1] predicate.
21324 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21326 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21327 arrays, multiply the access strides by the size of the sub-array.
21328 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21330 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21332 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21333 the configured assembler supports the sahf mnemonic.
21334 * configure: Regenerate.
21335 * config.in: Regenerate.
21337 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21338 emit "sahf" or ".byte\t0x9e" as asm template.
21340 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21343 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21344 option to replace hard coded TARGET_xxx in md file.
21345 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21346 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21347 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21348 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21349 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21350 (X86_TUNE_NOT_VECTORMODE): Ditto.
21351 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21352 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21353 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21354 (TUNE_SLOW_IMUL_IMM8): Ditto.
21355 (TUNE_MOVE_M1_VIA_OR): Ditto.
21356 (TUNE_NOT_UNPAIRABLE): Ditto.
21357 (TUNE_NOT_VECTORMODE): Ditto.
21359 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21362 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21363 tuning options instead of hard coded TARGET_xxx.
21364 (fix ssemode peephole2's): Ditto.
21365 (imul peephole2's): Ditto.
21367 (movdi_or_rex64): Ditto.
21368 (move peephole2): Ditto.
21369 (not peephole2's): Ditto.
21371 2007-03-14 Dirk Mueller <dmueller@suse.de>
21373 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21374 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21375 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21377 * c-parser.c (c_parser_do_statement): Warn about empty body in
21378 do/while statement.
21379 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21380 * doc/invoke.texi (-Wempty-body): Update documentation.
21382 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21385 * c-common.h (warn_for_div_by_zero): Declare.
21386 * c-common.c (warn_for_div_by_zero): Define.
21387 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21390 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21392 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21393 to PREFIX and STANDARD_PREFIX.
21395 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21396 Phil Edwards <phil@codesourcery.com>
21398 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21399 (__gthread_once_t): Remove busy field for RTPs.
21400 (__GTHREAD_ONCE_INIT): Update accordingly.
21402 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21404 * doc/invoke.texi: Document VxWorks options.
21406 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21408 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21410 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21412 PR tree-optimization/30590
21413 * tree-nrv.c (tree_nrv): Check for the partial update of the
21416 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21418 * flags.h (flag_random_seed): Remove declaration, in favor of...
21419 * toplev.h (get_random_seed, set_random_seed): ... these.
21420 * tree.c (get_file_function_name): Use the former.
21421 * opts.c (common_handle_option): Use the latter.
21424 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21426 PR middle-end/31127
21427 * cse.c (cse_find_path): Do not bail out if a basic block that
21428 we already visited now becomes part of a path that starts at a
21429 different basic block. Just disallow this, to make sure we
21430 visit each basic block at most once.
21432 2007-03-13 Jan Hubicka <jh@suse.cz>
21434 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21435 attributes, when profile esitmate is present, calls with very low
21436 frequency are cold.
21438 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21440 PR tree-optimization/30730
21441 PR tree-optimization/26900
21442 * tree-ssa-loop-niter.c: Include gmp.h.
21443 (bounds): New type.
21444 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21445 split_to_var_and_offset, determine_value_range,
21446 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21447 bound_difference, bounds_add, bounds_negate,
21448 number_of_iterations_ne_max, dump_affine_iv): New functions.
21449 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21450 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21451 difference of initial and final value of control iv to validate
21453 (number_of_iterations_cond): Add loop parameter. Determine bounds
21454 on the difference of the extremes of the control iv. Add dumps.
21455 (expand_simple_operations): Handle phi nodes.
21456 (simplify_using_initial_conditions): Do not record used conditions.
21457 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21458 Do not set additional_info.
21459 (implies_nonnegative_p, implies_ge_p): Removed.
21460 (derive_constant_upper_bound): Do not use parameter `additional'.
21461 (record_estimate): Parameter `additional' removed. Parameter
21462 `i_bound' added. Do not call derive_constant_upper_bound.
21463 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21464 bound the number of iterations estimate.
21465 (estimate_numbers_of_iterations_loop): Pass the estimate from
21466 the number of iterations analysis to record_estimate.
21467 * tree.h (multiple_of_p): Declare.
21468 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21469 (scev_const_prop): Do not check expression_expensive_p.
21470 * fold-const.c (multiple_of_p): Exported.
21471 * double-int.c (double_int_mask): Exported.
21472 * double-int.h (double_int_mask): Declare.
21473 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21474 field. Added max field.
21476 2007-03-13 David Taylor <taylor@candd.org>
21479 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21482 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21485 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21486 two unamed patterns.
21488 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386.opt (mcx16, msahf): New options.
21491 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21492 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21494 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21495 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21496 Output -mcx16 and -msahf options when corresponding bit is set.
21498 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21499 and -msahf options.
21501 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21503 * configure.ac: Test for assembler tolerance to # 0 "".
21504 * configure, config.in: Rebuilt.
21505 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21507 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21509 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21511 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21512 (handle_syscall): Handle direct system calls.
21513 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21515 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21517 * doc/invoke.texi: Fix cpp.info cross-reference.
21518 * doc/passes.texi: Fix gcc.info cross-reference.
21520 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21522 PR tree-optimization/30835
21523 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21524 bb_for_stmt is not NULL before accessing it.
21526 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21528 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21531 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21534 * doc/install.texi: Document --enable-stage1-languages
21536 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21538 * tree-pass.h (pass_into_cfg_layout_mode,
21539 pass_outof_cfg_layout_mode): Declare.
21540 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21541 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21542 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21543 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21545 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21547 * c-decl.c (warn_variable_length_array): New function.
21548 Refactored from grokdeclarator to handle warn_vla
21549 and handle unnamed array case.
21550 (grokdeclarator): Refactored VLA warning case.
21551 * c.opt (Wvla): New flag.
21552 * doc/invoke.texi (Wvla): New warning.
21554 2007-03-12 Richard Henderson <rth@redhat.com>
21556 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21557 (TARGET_SECTION_TYPE_FLAGS): New.
21559 2007-03-12 Richard Henderson <rth@redhat.com>
21561 * config/darwin.c (machopic_reloc_rw_mask): New.
21562 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21563 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21565 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21567 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21568 * cppdefault.h (cpp_PREFIX): Document.
21569 (cpp_PREFIX_len): Likewise.
21570 (cpp_EXEC_PREFIX): New variable.
21571 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21572 * c-incpath.c (add_standard_paths): Correct logic for relocating
21573 paths within prefix.
21575 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21577 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21578 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21580 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21581 fix_truncdfdi_sse using SSEMODEF mode macro.
21582 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21583 fix_truncdfsi_sse using SSEMODEF mode macro.
21584 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21585 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21587 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21589 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21590 elfos.h to tm_file.
21592 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21594 * tree.h : Add multiple_of_p declaration.
21595 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21596 * ipa-type-escape.c (results_of_malloc): Redundant.
21597 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21598 (cast_type): Extended with new members.
21599 (check_cast): Returns cast_type.
21600 (cast): New structure for data of walk_use_def_chains.
21601 (is_malloc_result, is_cast_from_non_pointer_1,
21602 is_cast_from_non_pointer,
21603 is_array_access_through_pointer_and_index): New functions.
21604 (look_for_casts): Returns cast types.
21605 (check_call): Returns void.
21606 (okay_pointer_operation): Use support of pointer plus index,
21607 pointer plus constant and allow all multiplications.
21609 2007-03-11 Richard Guenther <rguenther@suse.de>
21611 PR tree-optimization/31115
21612 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21613 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21614 A shift count of zero is not special as with *_DIV_EXPR.
21615 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21618 2007-03-11 Ian Lance Taylor <iant@google.com>
21620 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21621 the *_DIV_EXPR codes correctly with overflow infinities.
21623 2007-03-11 Ira Rosen <irar@il.ibm.com>
21625 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21626 indicate success/failure of the analysis. Add negation to subtrahend
21627 in case of subtraction. Fail if both operands contain constants.
21628 (create_data_ref): Fail if analyze_offset fails.
21630 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21632 * config/i386/i386.md (frndintxf2): Rename to ...
21633 (rintxf2): ... this. Remove expander having same name.
21634 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21635 (roundsf2, rounddf2): Ditto.
21636 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21637 (lround<mode>di2, lround<mode>si2): Ditto.
21639 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21641 * lower-subreg.c: Include except.h.
21642 (decompose_multiword_subregs): Verify that the only control flow
21643 insns we can split are loads to multi-words pseudos.
21644 Handle breaking such blocks after splitting, instead of calling
21645 find_many_sub_basic_blocks.
21647 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21648 on the new basic block. Add a lengthy comment explaining why we
21649 thought this was necessary.
21650 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21652 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21655 * tree.c (walk_type_fields): Recurse into the element type of
21656 ARRAY_TYPEs if there is a pointer set.
21658 2007-03-10 Dirk Mueller <dmueller@suse.de>
21660 * c-common.c (warn_logical_operator): Fix condition.
21662 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21664 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21666 * config/darwin.c (machopic_select_section): Remove superfluous
21667 argument in call to categorize_decl_for_section. Remove unused
21670 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21672 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21674 * configure: Regenerate.
21676 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21679 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21680 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21681 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21682 Add LABEL_NUSES to emitted label.
21683 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21684 branch probability value to emitted jump insn.
21685 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21686 Do not check life information and do not re-arrange input operands
21687 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21689 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21691 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21692 the change of decode_asm_operands.
21694 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21696 * mode-switching.c (create_pre_exit): Skip blockage insn.
21698 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21700 * tree-pass.h (TODO_update_smt_usage): Remove.
21702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21706 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21708 * pa.c (attr_length_call): Revise condition for long
21709 pc-relative branch.
21710 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21711 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21712 sequence on SOM target.
21714 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21716 * gcc.c: Document %{, in big comment at top.
21717 (input_suffix_matches): Remove special handling for .s and
21719 (input_spec_matches): New.
21720 (handle_braces): Handle %{,.
21721 (validate_switches): ',' indicates a value which is not a switch.
21722 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21723 to detect assembler input.
21724 * config/i386/sol2.h (CPP_SPEC): Likewise.
21725 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21726 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21727 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21728 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21729 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21730 -m64 causes deployment target to default to 10.5.
21731 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21733 2007-03-09 Richard Henderson <rth@redhat.com>
21736 * target.h (targetm.asm.out.reloc_rw_mask): New.
21737 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21738 (TARGET_ASM_OUT): Use it.
21739 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21740 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21741 use the new reloc_rw_mask target hook instead.
21742 (default_section_type_flags_1): Merge into...
21743 (default_section_type_flags): ... here.
21744 (decl_readonly_section_1): Merge into...
21745 (decl_readonly_section): ... here.
21746 (default_elf_select_section_1): Merge into...
21747 (default_elf_select_section): ... here.
21748 (default_unique_section_1): Merge into...
21749 (default_unique_section): ... here.
21750 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21751 (default_select_rtx_section): Use it.
21752 (default_elf_select_rtx_section): Likewise.
21753 * output.h: Update to match.
21754 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21755 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21756 (TARGET_ASM_RELOC_RW_MASK): New.
21757 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21758 to categorize_decl_for_section.
21759 (x86_64_elf_unique_section): Likewise.
21760 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21761 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21762 (TARGET_ASM_RELOC_RW_MASK): New.
21763 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21764 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21765 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21766 (TARGET_RWRELOC): Remove.
21767 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21768 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21769 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21770 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21771 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21772 (rs6000_xcoff_select_section): Use decl_readonly_section.
21773 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21774 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21775 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21776 (TARGET_SECTION_TYPE_FLAGS): Remove.
21777 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21779 2007-03-09 Roger Sayle <roger@eyesopen.com>
21781 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21782 complex constant equality/inequality comparisons for here.
21783 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21784 known at compile-time or can be simplified to a scalar comparison.
21785 (fold_relational_const): Move compile-time evaluation of complex
21786 constant equality/inequality comparisons to here.
21788 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21790 PR rtl-optimization/30643
21791 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21793 (fold_rtx): Recurse, like before 2006-11-03.
21795 2007-03-09 DJ Delorie <dj@redhat.com>
21797 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21800 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21802 PR tree-optimization/30375
21803 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21804 LHS of statements is not the same.
21805 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21807 2007-03-09 Chao-ying Fu <fu@mips.com>
21809 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21811 * doc/invoke.texi (-mdspr2): Document new option.
21812 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21813 New unspec for DSP REV 2.
21814 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21815 these instructions are extended in DSP REV 2.
21816 (mips-dspr2.md): Include.
21817 * config/mips/mips.opt (mdspr2): New option.
21818 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21819 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21820 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21821 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21822 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21823 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21824 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21826 (bdesc_map): Add one field of unsupported_target_flags.
21827 (bdesc_arrays): Update entries to have extra fields. Add
21829 (mips_init_builtins): Initialize new function types.
21830 Check unsupported_target_fileds to filter out builtins.
21831 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21833 (ASM_SPEC): Pass mdspr2 to the assembler.
21834 * config/mips/mips-dspr2.md: New file.
21836 2007-03-09 Sa Liu <saliu@de.ibm.com>
21838 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21840 2007-03-09 Ian Lance Taylor <iant@google.com>
21842 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21843 argument) like -Wstrict-overflow=2.
21844 * doc/invoke.texi (Warning Options): Update documentation.
21846 2007-03-09 Dirk Mueller <dmueller@suse.de>
21849 * doc/invoke.texi (-Wlogical-op): Document.
21850 * common.opt (-Wlogical-op): New.
21851 * c-common.h (warn_logical_operator): Declare.
21852 * c-common.c (warn_logical_operator): Define.
21853 * c-typeck.c (parser_build_binary_op): Call
21854 warn_logical_operator.
21856 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21858 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21859 * final.c (final_scan_insn): Test for non-"" file name.
21861 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21863 * doc/loop.texi: Document the Omega linear constraints solver.
21864 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21865 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21866 omega-hash-table-size, omega-max-keys, and
21867 omega-eliminate-redundant-constraints.
21868 * tree-pass.h (pass_check_data_deps): Declared.
21871 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21872 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21873 pass_check_data_deps): New.
21874 * tree-data-ref.c (init_data_ref): Remove declaration.
21875 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21876 (analyze_array): Renamed init_array_ref, move up initializations.
21877 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21878 Removed arguments that are set to NULL.
21879 (analyze_indirect_ref): Correct indentation, correct call to
21881 (object_analysis): Call init_array_ref instead of analyze_array.
21882 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21883 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21884 of DR_ACCESS_FNS_ADDR.
21885 (init_omega_eq_with_af, omega_extract_distance_vectors,
21886 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21887 ddr_consistent_p): New.
21888 (compute_affine_dependence): Check consistency of ddrs when
21889 flag_check_data_deps is passed.
21890 (analyze_all_data_dependences): Uncomment.
21891 (tree_check_data_deps): New.
21892 * tree-data-ref.h: Include omega.h.
21893 (DR_ACCESS_FNS_ADDR): Removed.
21894 (data_dependence_relation): Add inner_loop.
21895 (DDR_INNER_LOOP): New.
21896 * common.opt (fcheck-data-deps): New.
21897 * tree-flow.h (tree_check_data_deps): Declare.
21898 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21899 (OBJS-common): Depend on omega.o.
21901 * passes.c (pass_check_data_deps): Scheduled.
21902 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21903 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21904 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21905 PARAM_VECT_MAX_VERSION_CHECKS,
21906 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21908 2007-03-09 Richard Guenther <rguenther@suse.de>
21910 PR tree-optimization/30904
21911 PR middle-end/31058
21912 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21913 the same way as *_DIV_EXPR.
21915 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21917 * recog.c (decode_asm_operands): No mixed declarations and code.
21919 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21921 * rtl.def (ASM_INPUT): Add location.
21922 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21923 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21924 (decode_asm_operands): Add loc operand.
21925 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21926 * stmt.c (expand_asm): Rename to...
21927 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21928 gen_rtx_ASM_INPUT_loc.
21929 (expand_asm_expr): Adjust.
21930 * recog.c (decode_asm_operands): Add loc operand.
21931 (check_asm_operands, extract_insn): Adjust.
21932 * reload1.c (maybe_fix_stack_asms): Likewise.
21933 * final.c (asm_insn_count): Likewise.
21934 (final_scan_insn): Output # line before and after asm.
21936 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21938 * tree-ssa-structalias.c (variable_info): Remove
21940 (new_var_info): Ditto.
21941 (shared_bitmap_info_t): New structure.
21942 (shared_bitmap_table): New variable.
21943 (shared_bitmap_hash): New function.
21944 (shared_bitmap_eq): Ditto
21945 (shared_bitmap_lookup): Ditto.
21946 (shared_bitmap_add): Ditto.
21947 (merge_smts_into): Change to take bitmap directly.
21948 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21949 (init_alias_vars): Init shared bitmap hashtable.
21950 (delete_points_to_sets): Delete shared bitmap hashtable.
21951 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21952 is_aliased removal as a change that was still necessary was
21955 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21957 * config/i386/i386.h (override_options): Conditionally disable
21958 x86_sahf for 64bit targets only.
21960 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21963 * c-decl.c (merge_decls): Don't call make_var_volatile.
21964 * varasm.c (make_var_volatile): Remove.
21965 * output.h (make_var_volatile): Remove.
21967 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21969 PR tree-optimization/31085
21970 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21972 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21974 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21975 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21976 ATTR_CONST_NOTHROW_LIST.
21978 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21981 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21983 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21985 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21988 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21990 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21991 passed, use shared libgcc.
21993 2007-03-08 Roger Sayle <roger@eyesopen.com>
21995 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21996 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21997 (honor_protect_cleanup_actions, lower_try_finally_switch):
21999 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22000 ifc_temp_var): Likewise.
22001 * tree-inline.c (setup_one_parameter): Likewise.
22002 * tree-mudflap.c (mf_decl_cache_locals,
22003 mf_build_check_statement_for): Likewise.
22004 * tree-nested.c (init_tmp_var, save_tmp_var,
22005 finalize_nesting_tree_1): Likewise.
22006 * tree-outof-ssa.c (insert_copy_on_edge,
22007 insert_backedge_copies): Likewise.
22008 * tree-profile.c (tree_gen_edge_profiler,
22009 tree_gen_ic_profiler): Likewise.
22010 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22011 * tree-sra.c (sra_build_assignment): Likewise.
22012 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22013 * tree-ssa-math-opts.c (insert_reciprocals,
22014 execute_cse_sincos_1): Likewise.
22015 * tree-tailcall.c (adjust_accumulator_values,
22016 adjust_return_value): Likewise.
22017 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22018 * tree-vect-transform.c (vect_create_data_ref_ptr,
22019 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22020 vect_create_epilog_for_reduction, vectorizable_reduction,
22021 vectorizable_call, vectorizable_conversion,
22022 vectorizable_assignment, vectorizable_operation,
22023 vectorizable_type_demotion, vect_gen_widened_results_half,
22024 vect_permute_store_chain, vectorizable_store,
22025 vect_setup_realignment, vect_permute_load_chain,
22026 vectorizable_load, vectorizable_condition,
22027 vect_create_cond_for_align_checks): Likewise.
22028 * tree-vrp.c (build_assert_expr_for): Likewise.
22030 2007-03-08 Ian Lance Taylor <iant@google.com>
22032 * tree-vrp.c: Include "intl.h".
22033 (usable_range_p): New static function.
22034 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22035 overflowed values, juts set *strict_overflow_p.
22036 (compare_values): Only return -2 if one of the operands is not a
22038 (compare_ranges): Call usable_range_p.
22039 (compare_range_with_value): Likewise.
22040 (vrp_evaluate_conditional_warnv): Rename from
22041 vrp_evaluate_conditional. Make static. Change all callers.
22042 (vrp_evaluate_conditional): New function.
22043 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22044 on signed overflow.
22045 (simplify_abs_using_ranges): Likewise.
22046 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22047 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22048 within_stmt parameter.
22049 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22050 vrp_evaluate_conditional.
22051 * tree-ssa-threadedge.c
22052 (record_temporary_equivalences_from_stmts_at_dest): Change
22053 simplify parameter to take a second tree parameter.
22054 (simplify_control_stmt_condition): Likewise.
22055 (thread_across_edge): Likewise.
22056 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22057 (thread_across_edge): Likewise.
22058 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22060 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22062 * config/i386/i386.h (TARGET_SAHF): New define.
22063 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22064 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22065 (x86_sahf): New global variable.
22066 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22067 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22068 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22069 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22071 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22072 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22073 when expanding fcomi/sahf based tests.
22074 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22075 expanding sahf based alternative. Emit sahf based sequence when
22076 optimizing for code size.
22077 * config/i386/i386.md (x86_sahf_1): Do not disable for
22078 TARGET_64BIT, enable for TARGET_SAHF.
22080 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22082 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22083 spurious whitespace from error message.
22085 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22088 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22090 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22092 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22094 * tree-sra.c (instantiate_element): Propagate disabled warnings
22095 from the element itself to the created variable.
22097 2007-03-07 Richard Henderson <rth@redhat.com>
22100 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22101 silently fix up the stack in the case of a missing register.
22103 2007-03-07 Paul Brook <paul@codesourcery.com>
22105 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22107 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22109 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22111 (phase1_vrs): Use them.
22112 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22113 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22114 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22115 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22116 __gnu_Unwind_Restore_WMMXC if required.
22117 (_Unwind_VRS_Pop): Implement iWMMXt support.
22118 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22119 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22120 gnu_Unwind_Save_WMMXC): Define.
22122 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22124 * config/vxworks.h (vxworks_override_options): Declare.
22125 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22126 * config/vxworks.c: Include target.h and toplev.h.
22127 (vxworks_override_options): New function.
22128 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22130 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22132 * config/s390/s390.c (override_options): Don't emit an error when
22133 -mstack-size is used without providing -mstack-guard.
22134 (s390_emit_prologue): Choose stack_guard value automatically if not
22135 provided via command line.
22136 * doc/invoke.texi: Adjust description of -mstack-guard and
22139 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22141 * config/i386/i386.c (output_set_got): Add a GOT initialization
22142 sequence for VxWorks PIC.
22143 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22144 around labels as well as symbols. Use gotoff_operand instead
22145 of local_symbolic_operand.
22146 (legitimize_pic_address): Use gotoff_operand instead of
22147 local_symbolic_operand. Use @GOT accesses for labels as
22149 (ix86_output_addr_diff_elt): Use PC-relative rather than
22150 GP-relative offsets for VxWorks PIC.
22151 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22152 no_new_pseudos. Check whether the returned register is op0.
22153 * config/i386/i386.md (tablejump): Use PC-relative rather than
22154 GP-relative offsets for VxWorks PIC.
22155 * config/i386/predicates.md (gotoff_operand): New predicate.
22157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22159 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22161 * config/vxworks-dummy.h: New file.
22162 * config/i386/i386.h: Include it.
22164 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22166 * dwarf2out.c (is_inlined_entry_point): New
22167 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22168 DW_AT_ranges if the first subblock is the entry point.
22170 2007-03-06 David Daney <ddaney@avtrex.com>
22172 * doc/install.texi (mips-*-*): Change recommended binutils
22175 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22177 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22178 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22183 2007-03-06 Jan Hubicka <jh@suse.cz>
22185 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22186 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22188 (probably_cold_bb_p): Cold functions are cold.
22189 (probably_never_executed_bb_p): Cold functions are cold.
22190 (tree_bb_level_predictions): Predict calls to cold functions as not
22192 (compute_function_frequency): Check hot/cold attributes.
22193 * function.h (function_frequency): Update comments.
22194 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22195 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22196 (c_common_att): Add cold and hot.
22198 * doc/extend.texi (hot,cold attributes): Document.
22200 2007-03-06 Andrew Haley <aph@redhat.com>
22202 * function.c (expand_function_end): Move blockage to just after we
22203 emit the label for the naked return from the function.
22205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22207 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22210 2007-03-06 Jan Hubicka <jh@suse.cz>
22212 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22213 loaded for constant large models. Non-large 64bit PIC can do.
22214 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22215 * cmodel.h: Add LARGE PIC.
22216 * i386.md (UNSPEC_PLTOFF): New.
22217 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22219 (*call_1_rex64): Disable for large models.
22220 (*call_1_rex64_large): New.
22221 (*call_value_1_rex64): Disable for large models.
22222 (*call_value_1_rex64_large): New.
22223 (set_rip_rex4): New.
22224 (set_got_offset_rex64): New.
22225 * predicates.md (constant_call_address_operand): For large model
22226 constant calls are not possible.
22227 * i386-protos.h (construct_plt_address): Declare.
22228 * i386.c (override_options): Accept large models.
22229 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22230 (legitimate_constant_p): Add new UNSPECs.
22231 (legitimate_pic_operand_p): Likewise.
22232 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22233 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22235 (output_pic_addr_const): Add PLTOFF.
22236 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22237 (ix86_expand_move): Legitimize pic address when in PIC mode.
22238 (construct_plt_address): New function.
22239 (ix86_expand_call): Offload the address to register and use GOT
22240 pointer for large model.
22241 * invoke.texi (mcmodel=large): Update documentation.
22243 2007-03-06 Richard Henderson <rth@redhat.com>
22245 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22246 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22247 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22248 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22249 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22250 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22251 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22252 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22253 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22254 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22255 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22256 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22257 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22258 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22259 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22260 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22261 x86_schedule, x86_use_bt, x86_pad_returns,
22262 x86_use_xchgb): Merge into ...
22263 (ix86_tune_features): ... here. New array.
22264 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22265 x86_bswap): Merge into ...
22266 (ix86_arch_features): ... here. New array.
22267 (x86_3dnow_a): Remove.
22268 (x86_accumulate_outgoing_args): Make static.
22269 (x86_arch_always_fancy_math_387): Make static.
22270 (ix86_tune_mask, ix86_arch_mask): Move ...
22271 (override_options): ... to local variables here. Apply the
22272 appropriate mask to each element of ix86_arch_features and
22273 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22274 as were done in the old macros.
22275 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22276 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22277 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22278 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22279 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22280 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22281 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22282 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22283 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22284 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22285 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22286 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22287 x86_accumulate_outgoing_args, x86_prologue_using_move,
22288 x86_epilogue_using_move, x86_decompose_lea,
22289 x86_arch_always_fancy_math_387, x86_shift1,
22290 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22291 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22292 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22293 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22294 x86_use_incdec, x86_pad_returns, x86_bswap,
22295 x86_partial_flag_reg_stall): Remove.
22296 (enum ix86_tune_indices): New.
22297 (ix86_tune_features): New.
22298 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22299 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22300 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22301 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22302 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22303 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22304 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22305 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22306 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22307 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22308 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22309 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22310 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22311 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22312 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22313 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22314 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22315 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22316 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22317 TARGET_EXT_80387_CONSTANTS): Use it.
22318 (enum ix86_arch_indices): New.
22319 (ix86_arch_features): New.
22320 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22321 TARGET_BSWAP): Use it.
22322 (ix86_tune_mask, ix86_arch_mask): Remove.
22324 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22327 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22328 Define using $${sysroot_headers_suffix}.
22329 * configure: Regenerate.
22330 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22331 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22333 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22334 * gcc.c (print_sysroot_headers_suffix): New.
22335 (option_map): Include --print-sysroot-headers-suffix.
22336 (display_help): Mention -print-sysroot-headers-suffix.
22337 (process_command): Handle -print-sysroot-headers-suffix.
22338 (do_spec_1): Append multilib directory to include-fixed path if
22339 sysroot suffixes in use.
22340 (main): Handle -print-sysroot-headers-suffix.
22341 * Makefile.in (start.encap): Don't depend on xlimits.h
22342 (xlimits.h): Remove.
22343 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22344 limits.h for each multilib in fixinc_list.
22345 (fixinc_list, s-fixinc_list): New.
22346 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22347 generate them for each multilib in fixinc_list.
22348 (stmp-fixproto): Use include-fixed. Run fixproto for each
22349 multilib in fixinc_list.
22350 (mostlyclean): Don't remove xlimits.h.
22351 (clean): Remove include-fixed.
22352 (real-install-headers-tar, real-install-headers-cpio,
22353 real-install-headers-cp): Don't copy include, only include-fixed.
22354 (install-mkheaders): Depend on fixinc_list. Don't depend on
22355 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22356 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22357 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22359 2007-03-06 Jan Hubicka <jh@suse.cz>
22361 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22366 * configure.ac: Allow tm_file to contain build-directory files.
22367 * configure: Regenerate.
22368 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22369 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22370 * config/m68k/print-sysroot-suffix.sh: New file.
22372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22374 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22375 of pic_offset_table_rtx if reload_completed.
22376 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22377 PIC_OFFSET_TABLE_REGNUM.
22378 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22380 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22381 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22383 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22385 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22386 functions that call eh_return.
22388 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22390 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22391 functions that need a constant pool.
22393 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22396 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22397 (m68k_preferred_reload_class): Likewise.
22398 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22399 (SECONDARY_RELOAD_CLASS): Define.
22400 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22401 (LIMIT_RELOAD_CLASS): Delete.
22402 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22403 registers from storing bytes.
22404 (m68k_secondary_reload_class): New function.
22405 (m68k_preferred_reload_class): Likewise.
22407 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22409 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22411 (m68k_expand_prologue): Likewise.
22413 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22415 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22416 (mips_expand_epilogue): Add a bool parameter.
22417 (m68k_legitimize_sibcall_address): Declare.
22418 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22419 (m68k_expand_epilogue): Add a parameter to select between sibling
22420 and normal epilogues. Only generate a return for the latter.
22421 (m68k_ok_for_sibcall_p): New function.
22422 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22423 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22424 (sibcall_value, *sibcall_value): Likewise.
22425 (*call, *call_value): Require !SIBLING_CALL_P.
22426 (epilogue): Update call to m68k_expand_epilogue.
22427 (sibcall_epilogue): New pattern.
22428 * config/m68k/predicates.md (const_call_operand): Say that this
22429 predicate applies to sibling calls too.
22430 (sibcall_operand): New predicate.
22432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22434 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22435 alternatives as movsi_cf.
22436 (movsf_cf_hard): Add commentary.
22438 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22439 Richard Sandiford <richard@codesourcery.com>
22441 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22442 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22443 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22444 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22445 as being live on exit from an interrupt function.
22446 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22447 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22448 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22449 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22450 (m68k_interrupt_function_p): Globalize.
22451 (m68k_compute_frame_layout): Remove reverse mask code.
22452 (m68k_emit_movem, m68k_set_frame_related): New functions.
22453 (m68k_output_function_prologue): Delete in favor of...
22454 (m68k_expand_prologue): ...this new function.
22455 (m68k_output_function_epilogue): Delete in favor of...
22456 (m68k_expand_epilogue): ...this new function.
22457 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22459 (print_operand): Handle %?.
22460 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22461 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22462 (prologue, epilogue): New patterns.
22463 (return): Turn into a define_expand.
22464 (*return): New pattern, derived from old "return" pattern. Use rte
22465 rather than rts for interrupt functions. Only use rtd if the pop
22467 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22468 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22469 (link, *link, unlink, *unlink, load_got): Likewise.
22471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22475 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22476 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22477 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22478 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22479 and m68k_matches_u_p.
22480 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22481 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22482 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22483 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22484 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22485 (REG_STRICT_P): New macro.
22486 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22487 PCREL_GENERAL_OPERAND_OK.
22488 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22489 m68k_legitimate_base_reg_p.
22490 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22491 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22492 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22493 * config/m68k/m68k.c (m68k_address): New structure.
22494 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22495 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22496 (m68k_jump_table_ref_p, m68k_decompose_address)
22497 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22498 (m68k_matches_u_p): New functions.
22499 (print_operand_address): Rewrite to use m68k_decompose_index.
22501 2007-03-05 David Taylor <dtaylor@emc.com>
22503 * gcc.c: Correct copyright date in --version output.
22505 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22507 * pa.md: In unamed move patterns, disparge copies between general
22508 and floating point registers using '?' modifier. Don't include 'f'
22509 constraint for register preferences in DImode, SImode, HImode and
22510 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22511 Remove constraints for copies between general and floating registers
22512 in soft-float DFmode pattern.
22513 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22517 2007-03-05 Mike Stump <mrs@apple.com>
22519 * c-common.c (targetcm): Add.
22520 * c-opts.c (c_common_handle_option): Handle language specific
22522 * opts.c (handle_option): Verify language for target options, if
22524 * opth-gen.awk: Add CL_LANG_ALL.
22525 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22526 (TARGETCM_INITIALIZER): Add.
22527 * target.h (struct gcc_targetcm): Add.
22529 * targhooks.c (default_handle_c_option): Add.
22530 * targhooks.h (default_handle_c_option): Add.
22531 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22533 * config/darwin.opt (iframework): Add.
22534 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22535 * config/darwin-c.c (handle_c_option): Add.
22536 (TARGET_HANDLE_C_OPTION): Add.
22538 * doc/invoke.texi (Darwin Options): Add -iframework.
22540 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22542 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22545 2007-03-05 Ian Lance Taylor <iant@google.com>
22547 * c.opt (fgnu89-inline): New option.
22548 * c-opts.c (c_common_post_options): Set default value for
22550 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22551 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22553 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22554 (grokdeclarator, start_function): Likewise.
22555 * c-cppbuiltin.c (c_cpp_builtins): Define either
22556 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22557 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22558 (C Dialect Options): Document -fgnu89-inline.
22559 * doc/extend.texi (Function Attributes): Explain what the
22560 gnu_inline attribute does.
22561 * doc/cpp.texi (Common Predefined Macros): Document
22562 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22564 2007-03-05 Ian Lance Taylor <iant@google.com>
22566 PR tree-optimization/31034
22567 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22568 half-range if the other side is an overflow infinity.
22570 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22572 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22573 (bfin*-linux-uclibc*): New configuration.
22574 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22576 * config/bfin/linux.h: New file.
22577 * config/bfin/libgcc-bfin.ver: New file.
22578 * config/bfin/t-bfin-uclinux: New file.
22579 * config/bfin/t-bfin-linux: New file.
22580 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22581 (TARGET_OS_CPP_BUILTINS): New macro.
22583 2007-03-05 Richard Guenther <rguenther@suse.de>
22585 * fold-const.c (fold_binary): Remove duplicate folding
22586 of comparison of non-null ADDR_EXPR against null.
22588 2007-03-05 Richard Guenther <rguenther@suse.de>
22589 Dorit Nuzman <dorit@il.ibm.com>
22591 PR tree-optimization/26420
22592 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22593 are no loops in the function. Only print the number of
22594 vectorized loops if it is greater than zero or we are supposed
22595 to print information about unvectorized loops.
22597 2007-03-05 Revital Eres <eres@il.ibm.com>
22599 * gcc.dg/var-expand1.c: New test.
22600 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22601 when an accumulator is expanded.
22603 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22606 * c-common.c (convert_and_check): Don't give warnings for
22607 conversion if 'expr' already overflowed.
22609 2007-03-04 Roger Sayle <roger@eyesopen.com>
22611 PR middle-end/30744
22612 * fold-const.c (fold_comparison): Enforce type consistency when
22613 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22615 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22617 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22618 containing a cast to the base of TARGET_MEM_REF.
22620 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22622 * tree.c (tree_contains_struct_check_failed): Remove spurious
22623 whitespace from error message.
22625 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22628 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22629 instead of precision.
22631 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22632 Nathan Sidwell <nathan@codesourcery.com>
22634 * emit-rtl.c (find_auto_inc): New.
22635 (try_split): recreate REG_INC notes,
22636 Use regular for loops rather than whiles.
22638 2007-03-03 Andreas Schwab <schwab@suse.de>
22640 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22641 * configure: Regenerate.
22643 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22645 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22646 flag_rounding_math, not flag_unsafe_math_optimizations.
22648 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22650 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22651 alpha_fold_vector_minmax): Likewise.
22652 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22653 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22655 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22657 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22658 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22659 if the lhs has side-effects.
22660 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22662 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22664 * config/i386/i386.h (TUNEMASK): Remove define.
22665 (ARCHMASK): Remove define.
22666 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22667 Use ix86_arch_mask variable instead of ARCHMASK.
22668 * config/i386/i386.c (override_options): Ditto.
22669 (standard_80387_constant_p): Ditto.
22671 2007-03-02 Ian Lance Taylor <iant@google.com>
22673 Used signed infinities in VRP.
22674 * tree-vrp.c (uses_overflow_infinity): New static function.
22675 (supports_overflow_infinity): New static function.
22676 (make_overflow_infinity): New static function.
22677 (negative_overflow_infinity): New static function.
22678 (positive_overflow_infinity): New static function.
22679 (is_negative_overflow_infinity): New static function.
22680 (is_positive_overflow_infinity): New static function.
22681 (is_overflow_infinity): New static function.
22682 (overflow_infinity_range_p): New static function.
22683 (compare_values_warnv): New function split out of compare_values.
22684 (compare_value): Call it.
22685 (set_value_range_to_nonnegative): Add overflow_infinity
22686 parameter. Change caller.
22687 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22689 (vrp_expr_computes_nonzero): Likewise.
22690 (compare_ranges, compare_range_with_value): Likewise.
22691 (compare_name_with_value, compare_names): Likewise.
22692 (vrp_evaluate_conditional): Likewise.
22693 (set_value_range): Handle infinity
22694 (vrp_operand_equal_p, operand_less_p): Likewise.
22695 (extract_range_from_assert): Likewise.
22696 (vrp_int_const_binop): Likewise.
22697 (extract_range_from_binary_expr): Likewise.
22698 (extract_range_from_unary_expr): Likewise.
22699 (extract_range_from_comparison): Likewise.
22700 (extract_range_from_expr): Likewise.
22701 (dump_value_range): Likewise.
22702 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22703 (test_for_singularity): Likewise.
22704 (vrp_int_const_binop): Remove inline qualifier.
22705 (adjust_range_with_scev): Add comment.
22706 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22708 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22710 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22711 (get_constraint_for): Likewise.
22712 (do_structure_copy): Likewise.
22713 (find_func_aliases): Fix references to MODIFY_EXPR.
22714 (intra_create_variable_infos): Tidy.
22715 * tree-ssa-operands.c (add_virtual_operand): Add argument
22717 When adding members of alias sets, if IS_CALL_SITE is true and
22718 the symbol is not call-clobbered, skip it.
22719 Adjust all callers.
22721 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22723 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22724 entry by means of emit_insn_at_entry.
22726 2007-03-02 Richard Henderson <rth@redhat.com>
22728 * expr.h (promoted_input_arg): Remove decl.
22729 * function.c (promoted_input_arg): Merge into ...
22730 * combine.c (setup_incoming_promotions): ... only caller.
22731 Rearrange to avoid double loop.
22733 2007-03-02 Ben Elliston <bje@au.ibm.com>
22734 Peter Bergner <bergner@vnet.ibm.com>
22735 Janis Johnson <janis187@us.ibm.com>
22737 * config/rs6000/dfp.md: New file.
22738 * config/rs6000/rs6000.md: Include dfp.md.
22739 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22740 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22741 and TDmode decimal float modes in FP registers.
22742 (num_insns_constant): Likewise.
22743 (rs6000_legitimate_offset_address_p): Likewise.
22744 (rs6000_legitimize_address): Likewise.
22745 (rs6000_legitimize_reload_address): Likewise.
22746 (rs6000_legitimate_address): Likewise.
22747 (rs6000_emit_move): Likewise.
22748 (function_arg_boundary): Likewise.
22749 (function_arg_advance): Likewise.
22750 (rs6000_darwin64_record_arg_recurse): Likewise.
22751 (function_arg): Likewise.
22752 (rs6000_gimplify_va_arg): Likewise.
22753 (rs6000_split_multireg_move): Likewise.
22754 (rs6000_output_function_epilogue): Likewise.
22755 (rs6000_output_function_epilogue): Likewise.
22756 (rs6000_register_move_cost): Likewise.
22757 (rs6000_function_value): Likewise.
22758 (rs6000_libcall_value): Likewise.
22760 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22762 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22764 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22766 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22767 Use $MULTIDIR to choose between the kernel and RTP headers,
22768 and use $WIND_BASE and $WIND_USR to locate them.
22770 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22772 * config/i386/i386.c (override_options): Put initialization of
22773 ix86_tune_mask and ix86_arch_mask to the correct place.
22775 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22776 Michael Meissner <michael.meissner@amd.com>
22779 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22780 (ARCHMASK): Define.
22781 (TARGET_CMOVE): Use ARCHMASK.
22782 (TARGET_CMPXCHG): Ditto.
22783 (TARGET_CMPXCHG8B): Ditto.
22784 (TARGET_XADD): Ditto.
22785 (TARGET_BSWAP): Ditto.
22786 * config/i386/i386.c (ix86_tune_mask): New global variable.
22787 (ix86_arch_mask): Ditto.
22788 (override_options): Initialize ix86_tune_mask and
22789 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22792 2007-03-02 Ben Elliston <bje@au.ibm.com>
22795 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22797 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22799 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22800 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22801 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22802 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22804 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22805 rs6000_init_dwarf_reg_sizes_extra): New.
22806 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22807 SPE register high parts.
22809 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22811 * Makefile.in: Add install-pdf target as
22812 copied from automake v1.10 rules.
22813 * configure.ac: Add install-pdf to target list.
22814 * configure: Regenerate.
22816 2007-03-01 Paul Brook <paul@codesourcery.com>
22818 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22819 modes to LDRD for DImode.
22820 (output_move_double): Fixup out of range ldrd/strd.
22821 (vfp_secondary_reload_class): Rename...
22822 (coproc_secondary_reload_class): ... to this. Add wb argument.
22823 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22824 coproc_secondary_reload_class for CLASS_IWMMXT.
22825 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22826 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22828 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22830 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22831 unroll factor by the estimated number of iterations.
22832 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22833 than prefetch latency.
22835 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22836 decode_caches_intel, detect_caches_intel): New functions.
22837 (host_detect_local_cpu): Use detect_caches_amd and
22838 detect_caches_intel.
22840 2007-03-01 Richard Henderson <rth@redhat.com>
22842 * expr.c (emit_move_complex_push): Export.
22843 (emit_move_complex_parts): Split out from ...
22844 (emit_move_complex): ... here.
22845 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22846 * config/i386/i386.md (movcdi): New.
22848 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22850 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22851 size of mode1 to check for tieable modes in MMX case.
22853 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22855 * Makefile.in (rtlanal.o): Depend on tree.h.
22856 * rtl.h (offset_within_section_p, split_const): Declare.
22857 * rtlanal.c: Include tree.h.
22858 (offset_within_block_p): New function, taken from
22859 mips_offset_within_object_p.
22860 (split_const): New function, taken from mips_split_const.
22861 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22863 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22864 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22865 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22866 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22867 (m68k_illegitimate_symbolic_constant_p): New function.
22868 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22869 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22870 symbolic constant that might be outside the symbol's section,
22871 move the symbol first and then add the offset.
22872 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22874 * config/mips/mips.c (mips_split_const): Delete.
22875 (mips_offset_within_object_p): Delete.
22876 (mips_symbolic_constant_p): Use offset_within_section_p and
22877 split_const instead of mips_offset_within_object_p and
22879 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22880 (mips_legitimize_const_move, print_operand_reloc)
22881 (mips_dangerous_for_la25_p): Use split_const instead of
22884 2007-02-28 Eric Christopher <echristo@apple.com>
22886 * Makefile.in (install-include-dir): Don't rm -rf include.
22888 2007-02-28 Richard Guenther <rguenther@suse.de>
22890 PR middle-end/30364
22891 * fold-const.c (fold_binary): Do not associate expressions
22892 with more than one variable for integer types that do not wrap.
22894 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22896 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22897 Delete, and replace with...
22898 (fold_builtin_call_array): This. Update callers to use it.
22899 * fold-const.c (fold_build_call_list): Delete, and replace with...
22900 (fold_build_call_array): This.
22901 (fold_build_call_list_initializer): Delete, and replace with...
22902 (fold_build_call_array_initializer): This.
22903 * tree.h: Update declarations to reflect above changes.
22905 * c-typeck.c (build_function_call): Store converted arguments
22906 in a stack-allocated array instead of building a list.
22907 (convert_arguments): Store arguments in the array passed in as an
22908 argument, and return the actual number of arguments.
22909 * c-format.c: (check_function_format): Pass arguments in an
22910 array instead of a list.
22911 * c-common.c (check_function_nonnull): Likewise.
22912 (check_function_sentinel): Likewise.
22913 (check_function_arguments): Likewise.
22914 * c-common.h: Update declarations to reflect above changes.
22916 2007-02-28 Jan Hubicka <jh@suse.cz>
22918 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22919 PRED_NEGATIVE_RETURN): Update outcomes.
22921 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22923 * calls.c (emit_library_call_value_1): Handle partial registers
22924 correctly when building up CALL_INSN_FUNCTION_USAGE.
22926 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22928 * pa/predicates.md (move_src_operand): Allow zero for mode.
22929 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22932 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22935 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22936 *movv2df_internal): Enable pattern only for valid operand
22938 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22939 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22941 2007-02-27 Mike Stump <mrs@apple.com>
22943 * config/darwin-crt3.c: Avoid compilation when compiling for a
22946 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22948 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22950 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22951 for fixed headers and limits.h.
22952 (install-include-dir, install-headers-tar, install-headers-cpio,
22953 install-headers-cp, real-install-headers-tar,
22954 real-install-headers-cpio, real-install-headers-cp): Handle
22955 include-fixed as well as include.
22956 (install-mkheaders): Don't install files that go only in include
22958 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22959 from GCC_INCLUDE_DIR.
22960 * gcc.c (process_command): Remove special -BstageN/ handling.
22961 (do_spec_1): Add include-fixed directories.
22963 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22965 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22967 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22969 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22972 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22974 * c-common.c (get_priority): Add check for
22975 SUPPORTS_INIT_PRIORITY.
22977 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22979 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22981 * config/bfin/bfin.c: Include "cfglayout.h".
22982 (MAX_LSETUP_DISTANCE): New macro.
22983 (struct loop_info): New members incoming, incoming_src and
22984 incoming_dest. Delete member predecessor.
22985 (length_for_loop): New function.
22986 (bfin_optimize_loop): Handle more different loop structures.
22987 (bfin_discover_loop): Rework detection of predecessor blocks by
22988 examining incoming edges.
22989 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22991 (bfin_reorder_loops): New function.
22992 (bfin_reorg_loops): Use these three new functions.
22994 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22995 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22996 (CONSTRAINT_LEN): Add entry for 'q'.
22997 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22998 Add 'q' constraints.
22999 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23000 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23002 * config/bfin/bfin.md (add_with_carry): New pattern.
23003 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23004 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23005 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23006 support unsigned multiplies too. Removed incorrect commutativity from
23007 operand 1 constraint where appropriate.
23008 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23010 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23011 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23013 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23014 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23015 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23016 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23017 usmulhisi_hh_huh): New patterns.
23019 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23020 lshifthi3): Fix output template to use half reg for operand 2.
23022 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23025 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23027 2007-02-27 Andreas Schwab <schwab@suse.de>
23029 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23031 2007-02-27 Jan Hubicka <jh@suse.cz>
23033 * predict.c (last_basic_block_p): Remove.
23034 (tree_estimate_probability): Update return heuristic for commonized
23037 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23039 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23041 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23043 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23044 * doc/cpp.texi: Standardize title page.
23045 * doc/cppinternals.texi: Likewise.
23046 * doc/gcc.texi: Standardize title page, remove version number
23047 from copyright page.
23048 * doc/gccint.texi: Likewise.
23049 * doc/install.texi: Standardize title page, add table of
23052 2007-02-26 Jan Hubicka <jh@suse.cz>
23054 * predict.def: Set outcomes according to more recent results.
23055 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23056 Remove dead predictors.
23057 * predict.c (return_prediction): Fix pasto.
23059 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23061 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23062 change; avoid a memory leak when returning early.
23064 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23066 * c-decl.c (static_ctors): Move to c-common.c.
23067 (static_dtors): Likewise.
23068 (finish_function): Use c_record_cdtor_fn.
23069 (build_cdtor): Move to c-common.c.
23070 (c_write_global_declarations): Use c_build_cdtor_fns.
23071 * c-common.h (static_ctors): Declare.
23072 (static_dtors): Likewise.
23073 (c_record_cdtor_fn): Likewise.
23074 (c_build_cdtor_fns): Likewise.
23075 * c-common.c (static_ctors): New variable.
23076 (static_dtors): Likewise.
23077 (c_record_cdtor_fn): New function.
23078 (build_cdtor): Move from c-decl.c
23079 (c_build_cdtor_fns): New function.
23081 * output.h (assemble_addr_to_section): Declare.
23082 (get_cdtor_priority_section): Likewise.
23083 * varasm.c (assemble_addr_to_section): New function.
23084 (get_cdtor_priority_section): Likewise.
23085 (default_named_section_asm_out_destructor): Use them.
23086 (destor_dtor_section_asm_out_destructor): Likewise.
23087 (default_named_section_asm_out_constructor): Likewise.
23088 (default_ctor_section_asm_out_constructor): Likewise.
23089 * config.gcc (*-*-vxworks*): Include vxworks.o.
23090 * config/t-vxworks (vxworks.o): New target.
23091 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23092 (TARGET_ASM_CONSTRUCTOR): Define.
23093 (TARGET_ASM_DESTRUCTOR): Likewise.
23094 (vxworks_asm_out_constructor): Declare.
23095 (vxworks_asm_out_destructor): Likewise.
23097 * c-common.c (get_priority): Check that we have not just an
23098 INTEGER_CST, but an integer constant with integeral type.
23100 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23102 PR tree-optimization/30938
23103 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23104 use &dt[nargs-1] instead of &dt[nargs] in the call to
23105 vect_is_simple_use().
23107 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23109 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23110 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23111 Do not attempt to handle MEM inside auto-inc expressions.
23112 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23113 of a register modified by an auto-inc expression. However, do handle
23114 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23115 (elimination_effects): Prohibit elimination of a register modified
23116 by an auto-inc expression. Disable register elimination rules whose
23117 target register is modified by an auto-inc expression with variable
23120 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23122 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23124 (array_at_struct_end_p): New function.
23125 (idx_infer_loop_bounds): Use it.
23126 (estimate_numbers_of_iterations_loop): Export.
23127 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23128 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23129 (tree_estimate_probability): Call record_loop_exits.
23130 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23131 (estimated_loop_iterations, estimated_loop_iterations_int,
23132 estimated_loop_iterations_tree): New functions.
23133 (analyze_siv_subscript_cst_affine,
23134 compute_overlap_steps_for_affine_1_2,
23135 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23136 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23137 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23138 (PRED_LOOP_ITERATIONS_GUESSED): New.
23139 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23140 * cfgloop.h (estimate_numbers_of_iterations_loop,
23141 estimated_loop_iterations_int): Declare.
23143 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23145 * doc/extend.texi: Document optional priority argument to
23146 constructors and destructors.
23147 * tree.c (init_priority_for_decl): Adjust GTY markers.
23148 (init_ttree): Use priority-info hash functions for
23149 init_priority_for_decl.
23150 (tree_map_eq): Rename to ...
23151 (tree_map_base_eq): ... this.
23152 (tree_map_marked_p): Rename to ...
23153 (tree_map_base_marked_p): ... this.
23154 (tree_map_base_hash): New function.
23155 (decl_init_priority_lookup): Rework.
23156 (decl_fini_priority_lookup): New function.
23157 (decl_priority_info): New function.
23158 (decl_init_priority_insert): Use it.
23159 (decl_fini_priority_insert): Likewise.
23160 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23162 (decl_restrict_base_insert): Likewise.
23163 (decl_debug_expr_insert): Likewise.
23164 (decl_value_expr_lookup): Likewise.
23165 (decl_value_expr_insert): Likewise.
23166 * tree.h (priority_type): New type.
23167 (decl_init_priority_lookup): Use priority_type.
23168 (decl_fini_priority_lookup): New function.
23169 (decl_init_priority_insert): Use priority_type.
23170 (decl_fini_priority_insert): New function.
23171 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23172 (DECL_INIT_PRIORITY): Likewise.
23173 (SET_DECL_INIT_PRIORITY): Add comment.
23174 (DECL_FINI_PRIORITY): New macro.
23175 (SET_DECL_FINI_PRIORITY): Likewise.
23176 (DEFAULT_INIT_PRIORITY): Document.
23177 (MAX_INIT_PRIORITY): Likewise.
23178 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23179 (tree_map_base): New type.
23180 (tree_map_base_eq): New function.
23181 (tree_map_base_hash): Likewise.
23182 (tree_map_base_marked_p): Likewise.
23183 (tree_map): Inherit from tree_map_base.
23184 (tree_map_eq): Make it a macro.
23185 (tree_map_marked_p): Likewise.
23186 (tree_int_map): Inherit from tree_map_base.
23187 (tree_int_map_eq): Make it a macro.
23188 (tree_int_map_hash): Likewise.
23189 (tree_int_map_marked_p): Likewise.
23190 (tree_priority_map): New type.
23191 (tree_priority_map_eq): New macro.
23192 (tree_priority_map_hash): Likewise.
23193 (tree_priority_map_marked_p): Likewise.
23194 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23196 (emutls_common_1): Likewise.
23197 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23198 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23199 of tree_map hierarchy.
23200 * tree-cfg.c (move_stmt_r): Likewise.
23201 (new_label_mapper): Likewise.
23202 * c-tree.h (c_expand_body): Move to ...
23203 * c-common.h (c_expand_body): ... here.
23204 * c-decl.c (c_expand_body): Move to ...
23205 * c-common.c (c_expand_body): ... here.
23206 (c_common_attribute_table): Allow 1 argument for the constructor
23207 and destructor attributes.
23208 (get_priority): New function.
23209 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23210 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23212 2007-02-24 Jan Hubicka <jh@suse.cz>
23214 PR middle-end/30509
23215 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23216 copying for inlining.
23218 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23219 Jan Hubicka <jh@suse.cz>
23222 * i386.c (counter_mode): New function.
23223 (expand_set_or_movmem_via_loop): Use it.
23224 (expand_movmem_epilogue): Likewise; fix pasto.
23225 (ix86_expand_movmem): Do emit guard even for constant counts.
23226 (ix86_expand_setmem): Likewise.
23228 2007-02-25 Nick Clifton <nickc@redhat.com>
23230 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23231 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23233 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23236 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23237 count argument with 0x10, not with 0x16.
23238 (expand_setmem_epilogue): Ditto.
23240 2007-02-24 Mike Stump <mrs@apple.com>
23242 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23245 2007-02-24 Richard Guenther <rguenther@suse.de>
23247 PR middle-end/30951
23248 * fold-const.c (fold_binary): Fold x +- CST op x for
23249 EQ_EXPR and NE_EXPR.
23251 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23253 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23255 2007-02-24 Jan Hubicka <jh@suse.cz>
23257 * cgraphunit.c (decide_is_function_needed): Honor
23258 -fkeep-inline-functions.
23260 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23262 * builtins.c (fold_builtin_modf): New.
23263 (fold_builtin_2): Use it.
23265 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23267 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23268 (determine_max_iter): Take additional LOOP arg; all callers changed.
23269 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23270 one using simplifications.
23271 (simplify_using_initial_values): Return if the expression becomes
23272 invalid due to altered regs.
23274 2007-02-23 DJ Delorie <dj@redhat.com>
23276 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23278 2007-02-23 Mike Stump <mrs@apple.com>
23280 * tlink.c (scan_linker_output): Parse linker messages from
23281 darwin9's linker better.
23283 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23286 * varpool.c (varpool_assemble_pending_decls): Set
23287 varpool_last_needed_node to null.
23289 2007-02-23 DJ Delorie <dj@redhat.com>
23291 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23292 alignment bigger than the object file can handle.
23294 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23297 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23298 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23299 (*movsf_1): Penalize MMX moves.
23301 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23303 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23304 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23306 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23308 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23310 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23311 (fold_builtin_1): Use them.
23312 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23313 BUILT_IN_SIGNIFICAND.
23315 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23317 * config/i386/i386.c (bdesc_1arg): Initialize
23318 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23319 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23320 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23321 and IX86_BUILTIN_MOVSLDUP.
23323 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23325 PR rtl-optimization/30841
23326 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23328 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23330 * builtins.c (fold_builtin_frexp): New.
23331 (fold_builtin_2): Use it.
23333 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23335 * doc/invoke.texi (Spec Files): Document getenv spec function.
23337 * gcc.c (getenv_spec_function): New function.
23338 (static_spec_functions): Add it.
23339 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23340 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23343 2007-02-22 Michael Matz <matz@suse.de
23346 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23347 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23349 2007-02-22 Ian Lance Taylor <iant@google.com>
23352 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23353 (mem_loc_descriptor): Call it.
23355 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23356 Ira Rosen <irar@il.ibm.com>
23358 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23360 2007-02-22 Ira Rosen <irar@il.ibm.com>
23362 PR tree-optimization/30843
23363 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23364 stores only after all the group is vectorized.
23366 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23368 PR tree-optimization/30858
23369 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23370 in the reduction cycle have a single use in the loop.
23371 * tree-vectorizer.h (relevant): Add documentation.
23373 2007-02-20 Mike Stump <mrs@apple.com>
23375 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23376 * configure: Regenerate.
23378 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23380 Change the defaults of some parameters and options.
23381 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23382 * config/spu/spu.c (spu_optimization_options): Add.
23383 (spu_override_options): Change params in spu_optimization_options.
23384 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23386 Register 127 is only 16 byte aligned when used as a frame pointer.
23387 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23388 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23389 HARD_FRAME_POINTER_REGNUM.
23390 (spu_legitimate_address): Use regno_aligned_for_reload.
23391 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23392 aligned when frame_pointer_needed is true.
23393 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23395 * config/spu/spu.h (INIT_EXPANDERS): Define.
23397 Make sure shift and rotate instructions have valid immediate operands.
23398 * config/spu/predicates.md (spu_shift_operand): Remove.
23399 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23400 * config/spu/constraints.md (W, O): Extend range.
23401 * config/spu/spu.md (umask, nmask): Define.
23402 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23403 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23404 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23405 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23406 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23407 (lshr<mode>3_reg): Fix rtl description.
23409 Make sure mulhisi immediate operands are valid.
23410 * config/spu/predicates.md (imm_K_operand): Add.
23411 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23413 Generate constants using fsmbi and andi.
23414 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23415 (print_operand, spu_split_immediate, classify_immediate,
23416 fsmbi_const_p): Handle IC_FSMBI2.
23418 Correctly handle a CONST_VECTOR containing symbols.
23419 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23420 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23421 (immediate_load_p): Allow symbols that use 2 instructions to create.
23422 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23423 with symbols when flag_pic is set.
23424 (const_vector_immediate_p): New.
23425 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23426 accept a CONST_VECTOR with symbols.
23427 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23428 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23430 * config/spu/spu.md (high, low): Delete.
23431 (low_<mode>): Define.
23433 Remove INTRmode and INTR_REGNUM, which didn't work.
23434 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23436 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23437 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23438 peephole2 pattern): Don't use INTR or 131.
23439 (movintrcc): Delete.
23440 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23441 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23442 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23443 (UNSPEC_SET_INTR): Add.
23444 * config/spu/spu-modes.def (INTR): Remove.
23446 More accurate warnings about run-time relocations.
23447 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23449 Correctly warn about immediate arguments to specific intrinsics.
23450 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23451 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23452 the instruction predicate.
23454 Fix tree check errors with latest update.
23455 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23457 (spu_expand_builtin): Use CALL_EXPR_FN.
23459 Add missing specific intrinsics.
23460 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23462 * config/spu/spu_internals.h: Ditto.
23464 Fix incorrect operand modifiers.
23465 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23466 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23468 Optimize one case of zero_extend of a vec_select.
23469 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23471 Accept any immediate for hbr.
23472 * config/spu/spu.md (hbr): Change s constraints to i.
23474 2007-02-21 Paul Brook <paul@codesourcery.com>
23476 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23477 condexec_count when skipping USE and CLOBBER.
23479 2007-02-21 Nick Clifton <nickc@redhat.com>
23481 * common.opt (Warray-bounds): Add Warning attribute.
23482 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23484 (fsized-zeroes): Add Optimization attribute.
23485 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23486 * c.opt (Wc++0x-compat): Add Warning attribute.
23488 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23490 PR middle-end/30761
23491 * reload1.c (eliminate_regs_in_insn): In the single_set special
23492 case, attempt to re-recognize the insn before falling back to
23493 having reload fix it up.
23495 2007-02-20 Eric Christopher <echristo@gmail.com>
23497 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23498 Rewrite accordingly.
23499 (frv_read_iacc_argument): Ditto.
23500 (frv_expand_set_builtin): Take a call instead of arglist, update for
23502 (frv_expand_unop_builtin): Ditto.
23503 (frv_expand_binop_builtin): Ditto.
23504 (frv_expand_cut_builtin): Ditto.
23505 (frv_expand_binopimm_builtin): Ditto.
23506 (frv_expand_voidbinop_builtin): Ditto.
23507 (frv_expand_int_void2arg): Ditto.
23508 (frv_expand_prefetches): Ditto.
23509 (frv_expand_voidtriop_builtin): Ditto.
23510 (frv_expand_voidaccop_builtin): Ditto.
23511 (frv_expand_load_builtin): Ditto.
23512 (frv_expand_store_builtin): Ditto.
23513 (frv_expand_mdpackh_builtin): Ditto.
23514 (frv_expand_mclracc_builtin): Ditto.
23515 (frv_expand_mrdacc_builtin): Ditto.
23516 (frv_expand_mwtacc_builtin): Ditto.
23517 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23520 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23522 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23523 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23525 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23526 point instructions.
23527 * configure: Regenerate.
23528 * config.in: Regenerate.
23529 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23530 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23531 masks to power6 and power6x and to POWERPC_MASKS.
23532 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23534 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23535 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23536 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23537 Access PROTOTYPE as variable, not mask.
23539 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23541 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23542 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23543 * combine.c (adjust_for_new_dest): Use it.
23544 * postreload.c (reload_combine): Likewise.
23546 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23548 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23549 notes on an insn with multiple sets, even if single_set returns
23550 non-NULL for that insn.
23552 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23554 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23555 scalbn and scalbln.
23557 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23559 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23560 if user didn't pass it.
23561 * config/i386/darwin.h (CC1_SPEC): Likewise.
23562 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23563 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23564 -mmacosx-version-min.
23566 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23567 Uros Bizjak <ubizjak@gmail.com>
23569 * optabs.h (enum optab_index): Add new OTI_scalb.
23570 (scalb_optab): Define corresponding macro.
23571 * optabs.c (init_optabs): Initialize scalb_optab.
23572 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23574 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23575 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23576 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23577 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23578 flag_unsafe_math_optimizations is set.
23580 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23581 to implement scalbf, scalb and scalbl built-ins as inline x87
23584 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23585 DJ Delorie <dj@redhat.com>
23588 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23589 (diagnostic_report_diagnostic): ... here, and turn them into real
23590 errors. If warnings are inhibited, no need to do anything.
23592 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23594 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23595 better code generation.
23597 2007-02-20 Ben Elliston <bje@au.ibm.com>
23599 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23601 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23603 * config/alpha/alpha.c, config/alpha/alpha.md,
23604 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23605 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23606 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23607 config/arm/lib1funcs.asm: Follow spelling conventions.
23609 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23610 config/fr30/fr30.md, config/i386/i386.h,
23611 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23612 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23613 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23614 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23615 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23616 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23617 config/sparc/sparc.c, config/sparc/sparc.h,
23618 config/sparc/sparc.md, config/spu/constraints.md,
23619 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23622 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23625 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23628 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23630 * doc/invoke.texi (-ftree-lrs): Remove.
23632 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23634 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23637 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23639 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23640 new CALL_EXPR_FN macro for retrieving the function
23641 declaration of the input expression.
23643 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23645 * c.opt (Waddress): New.
23646 * common.opt (Walways-true): Delete.
23647 (Wstring-literal-comparison): Delete.
23648 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23649 -Wstring-literal-comparison. Add -Waddress.
23651 (Walways-true): Delete.
23652 (Wstring-literal-comparison): Delete.
23653 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23654 consistently instead of -Walways-true in example.
23655 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23656 * c-typeck.c (parser_build_binary_op): Replace
23657 -Wstring-literal-comparison and -Walways-true with -Waddress.
23658 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23661 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23663 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23664 without DECL_STRUCT_FUNCTION initialized.
23666 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23668 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23669 due to calls to functions taking pointers as parameters.
23671 2007-02-19 Richard Henderson <rth@redhat.com>
23674 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23677 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23679 * config/s390/s390.c (s390_call_saved_register_used,
23680 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23681 accessed to the new scheme.
23683 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23685 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23686 (cris_print_index, cris_print_operand, cris_print_operand_address)
23687 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23688 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23689 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23690 GET_CODE () == xxx.
23691 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23692 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23693 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23694 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23695 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23696 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23697 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23698 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23699 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23700 (uminsi3, call, call_value): Ditto.
23701 (define_split: indir_to_reg_split, unnamed): Ditto.
23703 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23705 PR tree-optimization/30975
23706 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23709 2007-02-18 Eric Christopher <echristo@gmail.com>
23711 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23712 Remove use of arglist.
23713 (mips_expand_builtin): Remove use of arglist, pass in expr.
23714 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23715 (mips_expand_builtin_movtf): Ditto.
23716 (mips_expand_builtin_compare): Ditto.
23718 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23720 * tree-sra.c (sra_build_assignment): Replace assertion
23721 checking with a comment explaining why it can't be done.
23723 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23725 PR middle-end/30833
23726 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23727 during CALL_EXPR representation conversion.
23728 * tree-ssa-propagate.c (set_rhs): Likewise.
23730 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23732 * tree-sra.c (sra_build_assignment): Disable assertion checking
23735 2007-02-18 Roger Sayle <roger@eyesopen.com>
23737 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23738 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23739 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23741 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23742 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23743 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23744 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23745 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23746 force_gimple_operand): Likewise.
23747 * ipa-cp.c (constant_val_insert): Likewise.
23748 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23749 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23750 perfect_nestify): Likewise.
23751 * langhooks.c (lhd_omp_assignment): Likewise.
23752 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23753 lower_copyprivate_clauses, lower_send_clauses,
23754 lower_send_shared_vars, expand_parallel_call,
23755 expand_omp_for_generic, expand_omp_for_static_nochunk,
23756 expand_omp_for_static_chunk, expand_omp_sections,
23757 lower_omp_single_copy, lower_omp_for_lastprivate,
23758 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23759 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23760 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23763 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23765 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23766 config/sh/sh.md: Follow spelling conventions.
23768 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23769 config/frv/predicates.md: Follow spelling conventions.
23771 * config/m68k/linux-unwind.h: Fix a comment typo.
23772 * target.h: Follow spelling conventions.
23774 2007-02-18 Roger Sayle <roger@eyesopen.com>
23776 PR rtl-optimization/28173
23777 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23778 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23779 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23780 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23781 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23783 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23785 * builtins.c (fold_builtin_load_exponent): New.
23786 (fold_builtin_2): Use it.
23788 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23790 PR rtl-optimization/30773
23791 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23792 if we fail to attach a REG_EQUIV note.
23794 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23795 Roger Sayle <roger@eyesopen.com>
23797 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23799 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23801 * calls.c (initialize_argument_information): Pass original EXP
23802 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23803 code to split complex arguments here, as part of initializing the
23805 (expand_call): Remove code that builds a list of arguments and
23806 inserts implicit arguments into it. Instead, just count how many
23807 implicit arguments there will be so we can determine the size of
23808 the ARGS array, and let initialize_argument_information do the work.
23809 (split_complex_values): Delete unused function.
23811 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23813 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23815 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23817 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23818 for arg pointer based indexed addressing.
23820 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23822 * config/ia64/ia64.h, config/ia64/ia64.md,
23823 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23824 spelling conventions.
23826 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23828 * config/m68k/m68k.c (split_di): New.
23829 * config/m68k/m68k-protos.h: Declare split_di.
23830 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23831 Improve predicate handling and split constant shifts.
23833 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23835 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23836 parameter for register bitfield operations, general predicates
23839 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23841 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23842 * config/m68k/linux-unwind.h: New file.
23844 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23846 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23847 config/i386/athlon.md, config/ia64/ia64.md,
23848 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23849 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23850 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23851 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23852 tree-vect-transform.c: Fix comment typos.
23854 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23856 * sched-deps.c (find_insn_list): Remove.
23857 * sched-int.h: Remove the prototype for find_insn_list.
23859 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23861 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23863 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23864 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23865 darwin_rs6000_override_options.
23866 (C_COMMON_OVERRIDE_OPTIONS): Expect
23867 darwin_macosx_version_min to be non-NULL always.
23868 (TARGET_C99_FUNCTIONS): Likewise.
23869 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23870 (DARWIN_MINVERSION_SPEC): New.
23871 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23872 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23874 (DARWIN_MINVERSION_SPEC): New.
23875 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23877 * config/darwin-c.c (darwin_cpp_builtins): Expect
23878 darwin_macosx_version_min to be non-NULL always.
23880 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23882 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23884 * config/i386/i386.h (x86_use_xchgb): New.
23885 (TARGET_USE_XCHGB): New macro.
23886 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23887 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23888 Split after reload into bswaphi for shifts of 8.
23889 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23890 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23891 or when optimizing for size.
23893 2007-02-16 Richard Guenther <rguenther@suse.de>
23894 Christian Bruel <christian.bruel@st.com>
23896 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23897 DECLs but prefer SSA_NAMEs over DECLs.
23899 2007-02-16 Richard Guenther <rguenther@suse.de>
23901 * tree-flow-inline.h (single_imm_use_p): Remove.
23902 (zero_imm_uses_p): Likewise.
23903 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23904 instead of single_imm_use_p.
23905 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23908 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23911 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23912 nested double- and backquotes.
23914 2007-02-15 Roger Sayle <roger@eyesopen.com>
23916 PR middle-end/30391
23917 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23918 should be unreachable.
23919 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23920 For the time being redirect GIMPLE_MODIFY_STMT to the new
23921 (renamed) build_gimple_modify_stmt_stat.
23922 (build2_gimple_stat): Rename to...
23923 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23924 Always build a GIMPLE_MODIFY_STMT node.
23925 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23926 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23929 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23930 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23931 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23932 expand_complex_div_wide): Likewise.
23933 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23934 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23935 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23936 * tree-ssa-loop-manip.c (create_iv): Likewise.
23937 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23938 abs_replacement): Likewise.
23939 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23940 realify_fake_stores): Likewise.
23942 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23943 node rather than a GIMPLE_MODIFY_STMT node.
23944 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23945 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23947 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23948 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23949 GIMPLE_MODIFY_STMT.
23951 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23953 PR middle-end/30433
23954 * fold-const.c (fold_comparison): Add back the
23955 folding of constant complex comparisions.
23957 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23959 PR middle-end/30729
23960 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23961 effects unknown to this function, return early.
23963 2007-02-15 Ian Lance Taylor <iant@google.com>
23965 * lower-subreg.c (move_eh_region_note): New static function.
23966 (resolve_simple_move): Call it.
23967 (decompose_multiword_subregs): Track blocks for which we resolve a
23968 simple move which is also a control flow insn. Pass them to
23969 find_many_sub_basic_blocks.
23970 (pass_lower_subreg): Add TODO_verify_flow.
23971 (pass_lower_subreg2): Likewise.
23973 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23974 Brooks Moses <brooks.moses@codesourcery.com>
23975 Lee Millward <lee.millward@codesourcery.com>
23977 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23978 (VL_EXP_CLASS_P): New.
23979 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23981 (TREE_OPERAND_CHECK_CODE): Likewise.
23982 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23983 (TREE_RTL_OPERAND_CHECK): Likewise.
23984 (tree_operand_check_failed): Make second parameter the whole tree
23985 instead of its code. Fixed callers.
23986 (VL_EXP_CHECK): New.
23987 (TREE_OPERAND_LENGTH): New.
23988 (VL_EXP_OPERAND_LENGTH): New.
23989 (CALL_EXPR_FN): New.
23990 (CALL_EXPR_STATIC_CHAIN): New.
23991 (CALL_EXPR_ARGS): New.
23992 (CALL_EXPR_ARG): New.
23993 (call_expr_nargs): New.
23994 (CALL_EXPR_ARGP): New.
23995 (build_nt_call_list): Declare.
23996 (build_vl_exp_stat): Declare.
23997 (build_vl_exp): New.
23998 (build_call_list): Declare.
23999 (build_call_nary): Declare.
24000 (build_call_valist): Declare.
24001 (build_call_array): Declare.
24002 (call_expr_arg): Declare.
24003 (call_expr_argp): Declare.
24004 (call_expr_arglist): Declare.
24005 (fold_build_call_list): Declare.
24006 (fold_build_call_list_initializer): Declare.
24007 (fold_call_expr): Declare to replace fold_builtin.
24008 (fold_builtin_fputs): Update to agree with modified definition.
24009 (fold_builtin_strcpy): Likewise.
24010 (fold_builtin_strncpy): Likewise.
24011 (fold_builtin_memory_chk): Likewise.
24012 (fold_builtin_stxcpy_chk): Likewise.
24013 (fold_builtin_strncpy_chk): Likewise.
24014 (fold_builtin_next_arg): Likewise.
24015 (fold_build_call_expr): Declare.
24016 (fold_builtin_call_list): Declare.
24017 (fold_builtin_call_valist): Declare.
24018 (build_call_expr): Declare.
24019 (validate_arglist): Update to agree with modified definition.
24020 (tree_operand_length): New.
24021 (call_expr_arg_iterator): New.
24022 (init_call_expr_arg_iterator): New.
24023 (next_call_expr_arg): New.
24024 (first_call_expr_arg): New.
24025 (more_call_expr_args_p): New.
24026 (FOR_EACH_CALL_EXPR_ARG): New.
24028 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24029 and tcc_gimple_stmt.
24030 (tree_code_size): Update documentation. Use sizeof (tree) rather
24031 than sizeof (char *).
24032 (tree_size): Likewise. Add case for tcc_vl_exp.
24033 (tree_node_structure): Add case for tcc_vl_exp.
24034 (contains_placeholder_p): Likewise.
24035 (substitute_in_expr): Likewise.
24036 (substitute_placeholder_in_expr): Likewise.
24037 (stabilize_reference_1): Likewise.
24038 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24039 to diagnose breakage of this interface for constructing CALL_EXPRs.
24040 (build_nt): Add similar assertion here.
24041 (build_nt_call_list): New.
24042 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24043 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24045 (get_callee_fndecl): Use new CALL_EXPR accessors.
24046 (tree_operand_check_failed): Change parameters to pass entire node
24047 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24048 (process_call_operands): New.
24049 (build_vl_exp_stat): New.
24050 (build_call_list): New.
24051 (build_call_nary): New.
24052 (build_call_valist): New.
24053 (build_call_array): New.
24054 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24055 (call_expr_arglist): New.
24057 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24058 tcc_vl_exp instead of a fixed-size tcc_expression.
24060 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24061 accessors for CALL_EXPRs.
24062 (AGGR_INIT_EXPR): Likewise.
24064 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24065 Brooks Moses <brooks.moses@codesourcery.com>
24066 Lee Millward <lee.millward@codesourcery.com>
24068 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24069 (expand_builtin_nonlocal_goto): Change parameter to be entire
24070 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24071 (expand_builtin_prefetch): Likewise.
24072 (expand_builtin_classify_type): Likewise.
24073 (mathfn_built_in): Return NULL_TREE instead of 0.
24074 (expand_errno_check): Use new CALL_EXPR accessors.
24075 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24076 Return NULL_RTX instead of 0.
24077 (expand_builtin_mathfn_2): Likewise.
24078 (expand_builtin_mathfn_3): Likewise.
24079 (expand_builtin_interclass_mathfn): Likewise.
24080 (expand_builtin_sincos): Likewise.
24081 (expand_builtin_cexpi): Likewise.
24082 (expand_builtin_int_roundingfn): Likewise.
24083 (expand_builtin_int_roundingfn_2): Likewise.
24084 (expand_builtin_pow): Likewise.
24085 (expand_builtin_powi): Likewise.
24086 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24087 of arglist, fixing callers appropriately. Use new CALL_EXPR
24088 accessors and constructors. Return NULL_RTX instead of 0.
24089 (expand_builtin_strstr): Likewise.
24090 (expand_builtin_strchr): Likewise.
24091 (expand_builtin_strrchr): Likewise.
24092 (expand_builtin_strpbrk): Likewise.
24093 (expand_builtin_memcpy): Likewise.
24094 (expand_builtin_mempcpy): Likewise.
24095 (expand_builtin_mempcpy_args): New.
24096 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24097 (expand_builtin_memmove_args): New.
24098 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24099 (expand_movstr): Likewise.
24100 (expand_builtin_strcpy): Likewise.
24101 (expand_builtin_strcpy_args): New.
24102 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24103 (expand_builtin_strncpy): Likewise.
24104 (expand_builtin_memset): Likewise.
24105 (expand_builtin_memset_args): New.
24106 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24107 (expand_builtin_memcmp): Likewise.
24108 (expand_builtin_strcmp): Likewise.
24109 (expand_builtin_strncmp): Likewise.
24110 (expand_builtin_strcat): Likewise.
24111 (expand_builtin_strncat): Likewise.
24112 (expand_builtin_strspn): Likewise.
24113 (expand_builtin_strcspn): Likewise.
24114 (expand_builtin_args_info): Likewise.
24115 (expand_builtin_va_start): Likewise.
24116 (gimplify_va_arg_expr): Likewise.
24117 (expand_builtin_va_end): Likewise.
24118 (expand_builtin_va_copy): Likewise.
24119 (expand_builtin_frame_address): Likewise.
24120 (expand_builtin_alloca): Likewise.
24121 (expand_builtin_bswap): Likewise.
24122 (expand_builtin_unop): Likewise.
24123 (expand_builtin_fputs): Likewise.
24124 (expand_builtin_expect): Likewise.
24125 (expand_builtin_fabs): Likewise.
24126 (expand_builtin_copysign): Likewise.
24127 (expand_builtin_printf): Likewise.
24128 (expand_builtin_fprintf): Likewise.
24129 (expand_builtin_sprintf): Likewise.
24130 (expand_builtin_init_trampoline): Likewise.
24131 (expand_builtin_signbit): Likewise.
24132 (expand_builtin_fork_or_exec): Likewise.
24133 (expand_builtin_sync_operation): Likewise.
24134 (expand_builtin_compare_and_swap): Likewise.
24135 (expand_builtin_lock_test_and_set): Likewise.
24136 (expand_builtin_lock_release): Likewise.
24137 (expand_builtin): Likewise.
24138 (builtin_mathfn_code): Likewise.
24140 (fold_builtin_constant_p): Pass call arguments individually instead
24141 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24142 accessors and constructors. Return NULL_TREE instead of 0.
24143 (fold_builtin_expect): Likewise.
24144 (fold_builtin_classify_type): Likewise.
24145 (fold_builtin_strlen): Likewise.
24146 (fold_builtin_nan): Likewise.
24147 (integer_valued_real_p): Likewise.
24148 (fold_trunc_transparent_mathfn): Likewise.
24149 (fold_fixed_mathfn): Likewise.
24150 (fold_builtin_cabs): Likewise.
24151 (fold_builtin_sqrt): Likewise.
24152 (fold_builtin_cbrt): Likewise.
24153 (fold_builtin_cos): Likewise.
24154 (fold_builtin_cosh): Likewise.
24155 (fold_builtin_tan): Likewise.
24156 (fold_builtin_sincos): Likewise.
24157 (fold_builtin_cexp): Likewise.
24158 (fold_builtin_trunc): Likewise.
24159 (fold_builtin_floor): Likewise.
24160 (fold_builtin_ceil): Likewise.
24161 (fold_builtin_round): Likewise.
24162 (fold_builtin_int_roundingfn): Likewise.
24163 (fold_builtin_bitop): Likewise.
24164 (fold_builtin_bswap): Likewise.
24165 (fold_builtin_logarithm): Likewise.
24166 (fold_builtin_hypot): Likewise.
24167 (fold_builtin_pow): Likewise.
24168 (fold_builtin_powi): Likewise.
24169 (fold_builtin_exponent): Likewise.
24170 (fold_builtin_memset): Likewise.
24171 (fold_builtin_bzero): Likewise.
24172 (fold_builtin_memory_op): Likewise.
24173 (fold_builtin_bcopy): Deleted; call site changed to invoke
24174 fold_builtin_memory_op directly.
24175 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24176 (fold_builtin_strncpy): Likewise.
24177 (fold_builtin_memcmp): Likewise.
24178 (fold_builtin_strcmp): Likewise.
24179 (fold_builtin_strncmp): Likewise.
24180 (fold_builtin_signbit): Likewise.
24181 (fold_builtin_copysign): Likewise.
24182 (fold_builtin_isascii): Likewise.
24183 (fold_builtin_toascii): Likewise.
24184 (fold_builtin_isdigit): Likewise.
24185 (fold_builtin_fabs): Likewise.
24186 (fold_builtin_abs): Likewise.
24187 (fold_builtin_fmin_fmax): Likewise.
24188 (fold_builtin_carg): Likewise.
24189 (fold_builtin_classify): Likewise.
24190 (fold_builtin_unordered_cmp): Likewise.
24192 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24193 New functions split out from fold_builtin_1.
24194 (fold_builtin_n): New.
24195 (fold_builtin_varargs): New.
24196 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24198 (fold_call_expr): New.
24199 (build_function_call_expr): Rewrite to use new helper function.
24200 (fold_builtin_call_list): New.
24201 (build_call_expr): New.
24202 (fold_builtin_call_valist): New.
24203 (rewrite_call_expr): New.
24204 (validate_arg): New.
24205 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24206 of an arglist. Change return type to bool. Use new CALL_EXPR
24209 (fold_builtin_strstr): Pass call arguments individually instead
24210 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24211 accessors and constructors. Return NULL_TREE instead of 0.
24212 (fold_builtin_strchr): Likewise.
24213 (fold_builtin_strrchr): Likewise.
24214 (fold_builtin_strpbrk): Likewise.
24215 (fold_builtin_strcat): Likewise.
24216 (fold_builtin_strncat): Likewise.
24217 (fold_builtin_strspn): Likewise.
24218 (fold_builtin_strcspn): Likewise.
24219 (fold_builtin_fputs): Likewise.
24220 (fold_builtin_next_arg): Likewise.
24221 (fold_builtin_sprintf): Likewise.
24223 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24224 NULL_RTX instead of 0.
24225 (expand_builtin_memory_chk): Likewise.
24226 (maybe_emit_chk_warning): Likewise.
24227 (maybe_emit_sprintf_chk_warning): Likewise.
24229 (fold_builtin_object_size): Pass call arguments individually instead
24230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24231 accessors and constructors. Return NULL_TREE instead of 0.
24232 (fold_builtin_memory_chk): Likewise.
24233 (fold_builtin_stxcpy_chk): Likewise.
24234 (fold_builtin_strncpy_chk): Likewise.
24235 (fold_builtin_strcat_chk): Likewise.
24236 (fold_builtin_strcat_chk): Likewise.
24237 (fold_builtin_strncat_chk): Likewise.
24238 (fold_builtin_sprintf_chk): Likewise.
24239 (fold_builtin_snprintf_chk): Likewise.
24240 (fold_builtin_printf): Likewise.
24241 (fold_builtin_vprintf): Likewise.
24243 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24245 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24246 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24247 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24248 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24249 (fold_unary): Likewise.
24250 (fold_binary): Likewise.
24251 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24252 ternary expressions.
24253 (fold): Add logic for tcc_vl_exp.
24254 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24255 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24256 (fold_build3_stat): Add assertion to flag broken interface for
24257 constructing CALL_EXPRs.
24258 (fold_build_call_list): New.
24259 (fold_build_call_list_initializer): New.
24260 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24262 (fold_strip_sign_ops): Likewise.
24264 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24265 Brooks Moses <brooks.moses@codesourcery.com>
24266 Lee Millward <lee.millward@codesourcery.com>
24268 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24269 accessors and dump arguments explicitly.
24271 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24273 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24275 (print_call_name): Use new CALL_EXPR accessors.
24277 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24278 CALL_EXPR arguments explicitly instead of as a list. Use
24279 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24281 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24282 (vrp_visit_stmt): Likewise.
24284 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24285 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24287 (force_move_till_expr): Likewise.
24289 * targhooks.c (default_external_stack_protect_fail): Use
24290 build_call_expr instead of build_function_call_expr.
24291 (default_hidden_stack_protect_fail): Likewise.
24293 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24296 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24297 and walk arguments explicitly.
24299 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24301 (expand_simple_operations): Likewise.
24302 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24304 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24305 of TREE_CODE_LENGTH.
24306 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24308 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24309 instead of TREE_CODE_LENGTH.
24311 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24312 (tree_ic_transform): Likewise.
24313 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24314 parameter instead of arglist. Fix callers.
24315 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24316 (tree_stringops_transform): Likewise.
24317 (tree_indirect_call_to_profile): Likewise.
24318 (tree_stringops_values_to_profile): Likewise.
24320 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24321 (eliminate_tail_call): Likewise.
24323 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24325 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24326 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24328 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24330 * omp-low.c (build_omp_barrier): Use build_call_expr.
24331 (lower_rec_input_clauses): Likewise.
24332 (lower_reduction_clauses): Likewise.
24333 (expand_parallel_call): Likewise.
24334 (maybe_catch_exception): Likewise.
24335 (expand_omp_for_generic): Likewise.
24336 (expand_omp_for_static_nochunk): Likewise.
24337 (expand_omp_sections): Likewise.
24338 (lower_omp_single_simple): Likewise.
24339 (lower_omp_single_copy): Likewise.
24340 (lower_omp_master): Likewise.
24341 (lower_omp_ordered): Likewise.
24342 (lower_omp_critical): Likewise.
24344 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24345 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24347 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24348 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24349 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24351 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24352 and generalize to handle any number of operands.
24353 (chrec_contains_undetermined): Likewise.
24354 (tree_contains_chrecs): Likewise.
24355 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24357 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24359 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24360 fold_call_expr instead of fold_builtin.
24361 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24362 match declarations there.
24363 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24366 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24367 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24369 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24370 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24372 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24375 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24376 (execute_cse_sincos): Use new CALL_EXPR accessors.
24378 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24380 * gimple-low.c (lower_function_body): Use build_call_expr.
24381 (lower_builtin_setjmp): Likewise.
24383 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24384 (set_storage_via_libcall): Likewise.
24385 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24386 instead of TREE_CODE_LENGTH.
24387 (expand_expr_real_1): Use new CALL_EXPR accessors.
24389 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24390 generalize to handle any number of operands.
24391 (TB_parent_eq): Likewise.
24393 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24394 (strip_builtin_expect): Likewise.
24396 * function.c (gimplify_parameters): Use build_call_expr.
24398 * tree-vectorizer.c (vect_is_simple_reduction): Use
24399 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24401 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24402 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24404 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24407 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24408 (gimplify_decl_expr): Likewise.
24409 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24410 Use new CALL_EXPR iterators.
24411 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24412 (gimplify_modify_expr_to_memset): Likewise.
24413 (gimplify_variable_sized_compare): Likewise.
24414 (gimplify_omp_atomic_fetch_op): Likewise.
24415 (gimplify_omp_atomic_pipeline): Likewise.
24416 (gimplify_omp_atomic_mutex): Likewise.
24417 (gimplify_function_tree): Likewise.
24419 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24420 (call_expr_flags): Likewise.
24421 (expand_call): Likewise.
24423 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24424 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24427 * coverage.c (create_coverage): Use build_call_expr.
24429 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24430 (temp_call_expr_obstack): New.
24431 (pool_copy_list): Delete.
24432 (temp_copy_call_expr): New.
24433 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24434 CALL_EXPR accessors. Get rid of special goo for copying argument
24435 lists and use temp_copy_call_expr instead.
24436 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24437 CALL_EXPR accessors.
24438 (create_expression_by_pieces): Likewise. Use build_call_array
24439 to construct the result instead of fold_build3.
24440 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24441 dealing with argument lists.
24442 (init_pre): Remove references to expression_node_pool and
24443 list_node_pool. Init temp_call_expr_obstack instead.
24444 (fini_pre): Remove references to expression_node_pool and
24447 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24448 and walk arguments explicitly instead of as a list.
24450 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24451 (mx_register_decls): Likewise.
24452 (mudflap_register_call): Likewise.
24453 (mudflap_finish_file): Likewise.
24455 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24456 (ipa_callsite_compute_param): Likewise.
24458 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24459 accessors and constructor.
24461 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24462 accessors and constructor.
24463 (convert_tramp_reference): Likewise.
24464 (convert_call_expr): Likewise.
24465 (finalize_nesting_tree_1): Likewise.
24467 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24470 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24472 * tree-inline.c (initialize_inlined_parameters): Pass entire
24473 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24475 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24476 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24478 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24480 (vectorizable_reduction): Likewise.
24481 (vectorizable_call): Use new CALL_EXPR iterators.
24482 (vectorizable_conversion): Use build_call_expr.
24483 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24484 (vect_gen_widened_results_half): Use build_call_expr.
24485 (vect_setup_realignment): Likewise.
24486 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24488 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24489 (pass_through_call): Likewise.
24490 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24493 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24494 (tree_gen_pow2_profiler): Likewise.
24495 (tree_gen_one_value_profiler): Likewise.
24496 (tree_gen_ic_func_profiler): Likewise.
24497 (tree_gen_average_profiler): Likewise.
24498 (tree_gen_ior_profiler): Likewise.
24500 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24501 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24502 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24504 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24505 of TREE_CODE_LENGTH.
24507 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24508 of TREE_CODE_LENGTH.
24510 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24512 (convert_to_integer): Likewise.
24514 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24517 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24518 Brooks Moses <brooks.moses@codesourcery.com>
24519 Lee Millward <lee.millward@codesourcery.com>
24521 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24523 * config/frv/frv.c (frv_expand_builtin): Likewise.
24524 * config/s390/s390.c (s390_expand_builtin): Likewise.
24526 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24527 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24529 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24530 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24531 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24532 (ix86_expand_store_builtin): Likewise.
24533 (ix86_expand_unop_builtin): Likewise.
24534 (ix86_expand_unop1_builtin): Likewise.
24535 (ix86_expand_sse_compare): Likewise.
24536 (ix86_expand_sse_comi): Likewise.
24537 (ix86_expand_vec_init_builtin): Likewise.
24538 (ix86_expand_vec_ext_builtin): Likewise.
24539 (ix86_expand_vec_set_builtin): Likewise.
24540 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24542 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24543 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24545 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24546 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24547 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24549 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24551 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24552 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24553 arglist. Use new CALL_EXPR accessors. Fix callers.
24554 (altivec_expand_abs_builtin): Likewise.
24555 (rs6000_expand_binop_builtin): Likewise.
24556 (altivec_expand_predicate_builtin): Likewise.
24557 (altivec_expand_lv_builtin): Likewise.
24558 (spe_expand_stv_builtin): Likewise.
24559 (altivec_expand_stv_builtin): Likewise.
24560 (rs6000_expand_ternop_builtin): Likewise.
24561 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24562 (altivec_expand_st_builtin): Likewise.
24563 (altivec_expand_dst_builtin): Likewise.
24564 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24565 arglist. Use new CALL_EXPR accessors. Fix callers.
24566 (altivec_expand_vec_set_builtin): Likewise.
24567 (altivec_expand_vec_ext_builtin): Likewise.
24568 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24569 (spe_expand_builtin): Likewise.
24570 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24571 arglist. Use new CALL_EXPR accessors. Fix callers.
24572 (spe_expand_evsel_builtin): Likewise.
24573 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24574 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24576 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24577 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24578 (arm_expand_unop_builtin): Likewise.
24579 (arm_expand_builtin): Use new CALL_EXPR accessors.
24581 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24584 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24585 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24587 (bfin_expand_unop_builtin): Likewise.
24588 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24590 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24591 Brooks Moses <brooks.moses@codesourcery.com>
24592 Lee Millward <lee.millward@codesourcery.com>
24594 * c-semantics.c (build_stmt): Add internal diagnostic check.
24596 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24597 accessors. Print arguments explicitly instead of as a list.
24599 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24601 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24602 (c_finish_omp_flish): Likewise.
24604 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24605 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24606 instead of TREE_CODE_LENGTH.
24607 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24608 (c_warn_unused_result): Likewise.
24610 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24613 * doc/invoke.texi (Warning Options): Remove
24614 -Werror-implicit-function-declaration.
24615 (Wimplicit-function-declaration): Update description.
24616 * opts.c (common_handle_option): Move handling of -Werror=* to...
24617 (enable_warning_as_error): ...here.
24618 * opts.h (enable_warning_as_error): Declare.
24619 * c-decl.c (implicit_decl_warning): Unless
24620 -Wno-implicit-function-declaration is given, emit a pedwarn if
24621 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24622 * c.opt (Wimplicit-function-declaration): Replace
24623 mesg_implicit_function_declaration with
24624 warn_implicit_function_declaration.
24625 * c-opts.c (c_common_handle_option):
24626 -Werror-implicit-function-declaration is exactly equal as
24627 -Werror=implicit-function-declaration.
24628 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24629 warn_implicit_function_declaration.
24630 (c_common_post_options): -Wimplict-function-declaration is enabled
24631 by default by -std=c99, otherwise is disabled by default.
24632 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24634 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24636 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24637 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24638 former is ignored but not the latter.
24640 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24642 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24643 is made and the reference doesn't use the alias set of its type,
24644 do not create the temporary using that type.
24646 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24648 * jump.c: Remove prototypes for delete_computation and
24649 delete_prior_computation.
24651 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24653 * jump.c (get_label_after): Delete.
24654 (get_label_before, delete_computation, delete_jump,
24655 delete_prior_computation, follow_jumps): Move...
24656 * reorg.c (delete_computation, delete_prior_computation): ... here...
24657 (get_label_before, delete_jump): ... making these static ...
24658 (follow_jumps): ... and simplifying this since it only runs after
24660 * rtl.h (get_label_after, get_label_before, delete_jump,
24661 follow_jumps): Delete prototypes.
24663 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24665 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24667 2007-02-15 Nick Clifton <nickc@redhat.com>
24669 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24670 order to prevent it from being munged by the target.
24672 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24674 * config/i386/i386.md: Remove misleading comment.
24676 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24678 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24679 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24682 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24684 * tree-sra.c (instantiate_missing_elements): Canonicalize
24686 (sra_build_assignment): New.
24687 (generate_copy_inout, generate_element_copy,
24688 generate_element_zero, generate_one_element_init): Use it.
24690 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24692 * tree-sra.c (instantiate_missing_elements): Canonicalize
24694 (sra_build_assignment): New.
24695 (generate_copy_inout, generate_element_copy,
24696 generate_element_zero, generate_one_element_init): Use it.
24698 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24700 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24703 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24705 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24706 types as aggregates not scalars.
24707 * function.c (assign_stack_temp_for_type): Likewise.
24709 2007-02-14 Roger Sayle <roger@eyesopen.com>
24710 Zdenek Dvorak <dvorakz@suse.cz>
24712 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24715 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24717 * passes.c (next_pass_1): Clear the next field of the copied
24720 2007-02-14 Richard Henderson <rth@redhat.com>
24722 * tree-sra.c (early_sra): New.
24723 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24724 (tree_sra_early, pass_sra_early): New.
24725 * tree-pass.h (pass_sra_early): Declare.
24726 * passes.c (init_optimization_passes): Use it.
24728 2007-02-14 Richard Guenther <rguenther@suse.de>
24730 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24732 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24734 PR tree-optimization/30771
24735 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24737 (vect_analyze_operations): Induction phis can now be marked as
24739 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24740 Update documentation accordingly.
24742 2007-02-14 Nick Clifton <nickc@redhat.com>
24744 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24745 most 3 arguments are supported.
24746 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24748 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24750 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24751 Ensure dst->current is valid.
24753 2007-02-13 Paul Brook <paul@codesourcery.com>
24755 * config.gcc: Add arm*-*-uclinux-*eabi.
24756 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24757 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24758 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24759 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24760 (LINK_SPEC): Define.
24761 (LIB_SPEC): Define.
24762 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24764 * config/arm/uclinux-eabi.h: New file.
24765 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24766 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24769 2007-02-13 Ian Lance Taylor <iant@google.com>
24771 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24772 * flags.h (warn_strict_overflow): Declare.
24773 (enum warn_strict_overflow_code): Define.
24774 (issue_strict_overflow_warning): New static inline function.
24775 * opts.c (warn_strict_overflow): New variable.
24776 (common_handle_option): Handle OPT_Wstrict_overflow and
24777 OPT_Wstrict_overflow_.
24778 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24780 * fold-const.c: Include intl.h.
24781 (fold_deferring_overflow_warnings): New static variable.
24782 (fold_deferred_overflow_warning): New static variable.
24783 (fold_deferred_overflow_code): New static variable.
24784 (fold_defer_overflow_warnings): New function.
24785 (fold_undefer_overflow_warnings): New function.
24786 (fold_undefer_and_ignore_overflow_warnings): New function.
24787 (fold_deferring_overflow_warnings_p): New function.
24788 (fold_overflow_warning): New static function.
24789 (make_range): Add strict_overflow_p parameter. Change all
24791 (extract_muldiv, extract_muldiv_1): Likewise.
24792 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24793 tree_expr_nonnegative_p.
24794 (fold_negate_expr): Call fold_overflow_warning.
24795 (fold_range_test): Likewise.
24796 (fold_comparison): Likewise.
24797 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24798 instead of tree_expr_nonnegative_p.
24799 (tree_expr_nonnegative_warnv_p): Rename from
24800 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24801 (tree_expr_nonnegative_p): New function.
24802 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24803 strict_overflow_p parameter.
24804 (tree_expr_nonzero_p): New function.
24805 * passes.c (verify_interpass_invariants): New static function.
24806 (execute_one_pass): Call it.
24807 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24809 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24810 (estimate_numbers_of_iterations): Likewise.
24811 (scev_probably_wraps_p): Likewise.
24812 * tree-ssa-ccp.c: Include "toplev.h".
24813 (evaluate_stmt): Defer fold overflow warnings until we know we are
24815 (struct fold_stmt_r_data): Add stmt field.
24816 (fold_stmt_r): Defer fold overflow warnings until we know we
24818 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24819 (fold_stmt_inplace): Likewise.
24820 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24821 (cleanup_control_expr_graph): Defer fold overflow warnings until
24822 we know we are going to optimize.
24823 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24824 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24826 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24827 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24828 * tree-ssa-loop-manip.c (create_iv): Likewise.
24829 * c-typeck.c (build_conditional_expr): Likewise.
24830 (build_binary_op): Likewise.
24831 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24832 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24833 (extract_range_from_unary_expr): Likewise.
24834 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24835 assuming that signed overflow does not occur.
24836 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24837 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24838 (fold_defer_overflow_warnings): Declare.
24839 (fold_undefer_overflow_warnings): Declare.
24840 (fold_undefer_and_ignore_overflow_warnings): Declare.
24841 (fold_deferring_overflow_warnings_p): Declare.
24842 (tree_expr_nonzero_warnv_p): Declare.
24843 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24844 of warning options.
24845 (Warning Options): Document -Wstrict-overflow.
24846 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24847 (tree-ssa-ccp.o): Likewise.
24848 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24849 (fold-const.o): Depend on intl.h.
24851 2007-02-13 Ian Lance Taylor <iant@google.com>
24853 PR middle-end/30751
24854 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24857 2007-02-13 Stuart Hastings <stuart@apple.com>
24859 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24861 2007-02-13 Richard Henderson <rth@redhat.com>
24863 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24864 handled_component_p before looking for the indirect_ref.
24866 2007-02-13 Richard Henderson <rth@redhat.com>
24868 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24869 remove flags clobber.
24870 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24871 (bswaphi_lowpart): New.
24872 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24873 remove TARGET_BSWAP test. Delete expander of the same name.
24875 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24876 (expand_unop): Use them.
24878 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24880 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24881 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24882 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24883 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24884 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24885 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24886 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24887 assembler dialect choice from asm templates.
24889 2007-02-12 Richard Henderson <rth@redhat.com>
24891 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24892 (fixuns_trunc<SSEMODEF>si2): Use it.
24893 * config/i386/sse.md (vec_setv4sf_0): Export.
24894 * config/i386/i386.c (ix86_build_const_vector): Export.
24895 (ix86_split_convert_uns_si_sse): Rename from
24896 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24897 * config/i386/i386-protos.h: Update.
24899 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24902 * c-typeck.c (c_finish_return): Improve warning message.
24904 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24906 * alias.c (find_symbolic_term): Delete unused function.
24908 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24910 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24911 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24912 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24914 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24916 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24917 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24918 the function, temporarily point the debug interface to the null one.
24920 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24922 * dwarf2out.c (round_up_to_align): New static function.
24923 (field_byte_offset): Use it to round the offset.
24925 2007-02-12 Richard Henderson <rth@redhat.com>
24927 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24928 (inswl_const): Export.
24930 2007-02-12 Richard Henderson <rth@redhat.com>
24932 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24933 result mode of the libcall, convert back to outmode.
24935 2007-02-12 Roger Sayle <roger@eyesopen.com>
24937 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24938 (bswapdi2): New define_expand to implement 32-bit implementation.
24940 2007-02-12 Nick Clifton <nickc@redhat.com>
24942 * doc/invoke.texi (Overall Options): Document --help=.
24943 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24944 (cc1_options): Pass --help= on to cc1.
24945 (display_help): Add description of --help=.
24946 (process_command): Add code to handle --help=. Allow translated
24947 --help and --target-help switches to be passed on to compiler
24949 (main): Remove unused if statement.
24950 * opts.c (columns): Remove.
24951 (LEFT_COLUMN): Define.
24952 (wrap_help): Add columns argument.
24953 (print_filtered_help): Change parameters to be an include bitmask,
24954 an exclude bitmask, an any bitmask and the column width. Move the
24955 code to display the params list here. Add code to display the
24956 status of options rather than their descriptions if the quiet flag
24958 (print_specific_help): Change parameters to be an include bitmask,
24959 an exclude bitmask and an any bitmask. Move code to look up the
24960 column width here. Decide upon the title for an options listing.
24961 (common_handle_options): Add code to handle --help=. Adapt code
24962 for --help and --target-help to use the revised form of the
24963 print_specific_help function.
24964 (print_help): Delete.
24965 (print_param_help): Delete.
24966 (print_switch): Delete.
24967 * opts.h (cl_lang_count): Add prototype.
24968 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24969 CL_MAX_OPTION_CLASS): New defines.
24970 * optc-gen.awk: Add construction of cl_lang_count.
24971 * c.opt: Add Warning attribute to warning options and Optimization
24972 attribute to optimization options.
24973 * common.opt: Likewise.
24975 Add -fhelp and -ftarget-help as aliases for the transformed --help
24976 and --target-help options.
24977 * opt-functions.awk: Add code to handle Warning and Optimization
24980 2007-02-12 Richard Henderson <rth@redhat.com>
24982 * config/alpha/constraints.md: New file.
24983 * config/alpha/alpha.c: Include tm-constrs.h.
24984 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24985 alpha_extra_constraint): Remove.
24986 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24987 * config/alpha/alpha-protos.h: Update.
24988 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24989 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24990 (EXTRA_CONSTRAINT): Remove.
24991 * config/alpha/alpha.md: Include constraints.md.
24992 (adddi splitter): Use satisfies_constraint_*.
24993 * config/alpha/predicates.md (add_operand): Likewise.
24994 (sext_add_operand, addition_operation): Likewise.
24996 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24998 PR tree-optimization/29145
24999 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25000 in our handling of restrict qualified pointers.
25002 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25005 * doc/invoke.texi (Wunused-value): Update description.
25006 (Wextra): Delete item.
25007 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25008 value of Wunused-value.
25009 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25010 (c_finish_stmt_expr): Don't check extra_warnings.
25011 (emit_side_effect_warnings): The caller is responsible to check
25014 2007-02-11 Roger Sayle <roger@eyesopen.com>
25015 Matt Thomas <matt@3am-software.com>
25017 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25019 2007-02-11 Roger Sayle <roger@eyesopen.com>
25021 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25022 comparisons of POPCOUNT against zero.
25023 (simplify_const_relational_operation): Likewise.
25025 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25027 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25029 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25031 * dwarf2out.c (root_type): Delete unused function.
25033 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25035 * genattrtab.c (contained_in_p): Delete unused function.
25036 (write_expr_attr_cache): Likewise.
25038 2007-02-11 Jan Hubicka <jh@suse.cz>
25040 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25043 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25045 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25046 to add the REG_EQ* note.
25047 * see.c (see_merge_one_use_extension): Likewise.
25048 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25049 turn REG_EQUAL notes into REG_EQUIV notes if the target
25050 register may have more than one set.
25051 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25052 * gcse.c (try_replace_reg): Likewise.
25053 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25054 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25055 more than one REG_EQUIV note.
25056 * reload1.c (gen_reload): Use set_unique_reg_note.
25058 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25060 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25061 (ix86_builtin_conversion): New function.
25063 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25066 * tree.h (DECL_REPLACEABLE_P): New macro.
25067 * except.c (set_nothrow_function_flags): Likewise.
25069 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25070 Ira Rosen <irar@il.ibm.com>
25071 Dorit Nuzman <dorit@il.ibm.com>
25073 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25074 * targhooks.c (default_builtin_vectorized_conversion): New.
25075 * targhooks.h (default_builtin_vectorized_function): New declaration.
25076 * target.h (struct vectorize): Add builtin_conversion field.
25077 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25078 stmt_vec_info_type value.
25079 (vectorizable_conversion): New declaration.
25080 * tree-vect-analyze.c (vect_analyze_operations): Add
25081 vectorizable_conversion call.
25082 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25083 * tree-vect-transform.c (vectorizable_conversion): New function.
25084 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25085 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25087 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25088 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25089 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25090 or ALTIVEC_BUILTIN_VCFSX.
25092 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25095 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25096 CONST_DOUBLE and operand 0 is a hard register.
25097 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25098 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25099 is a hard floating-point register.
25101 2007-02-10 Richard Henderson <rth@redhat.com>
25102 Jakub Jelinek <jakub@redhat.com>
25103 Alexandre Oliva <aoliva@redhat.com>
25105 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25106 * builtin-types.def (BT_WORD): Make unsigned.
25107 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25108 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25109 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25110 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25111 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25112 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25114 * expr.c (emutls_var_address): New.
25115 (expand_expr_real_1): Expand emulated tls.
25116 (expand_expr_addr_expr_1): Likewise.
25117 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25118 * output.h (emutls_finish): Declare.
25119 * toplev.c (compile_file): Call it.
25120 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25121 address before wrapping in CONST.
25122 * varasm.c (emutls_htab, emutls_object_type): New.
25123 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25124 (get_emutls_object_name, get_emutls_object_type): New.
25125 (get_emutls_init_templ_addr, emutls_decl): New.
25126 (emutls_common_1, emutls_finish): New.
25127 (assemble_variable): When emulating tls, swap decls; generate
25128 constructor for the emutls objects.
25129 (do_assemble_alias): When emulating tls, swap decl and target name.
25130 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25132 * varpool.c (decide_is_variable_needed): Look at force_output.
25133 Recurse for emulated tls.
25134 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25135 with decide_is_variable_needed.
25136 * emutls.c: New file.
25137 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25138 tls_object for real tls.
25140 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25142 PR rtl-optimization/29599
25143 * reload1.c (eliminate_regs_in_insn): Take the destination
25144 mode into account when computing the offset.
25146 2007-02-09 Stuart Hastings <stuart@apple.com>
25147 Richard Henderson <rth@redhat.com>
25149 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25150 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25151 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25152 fixuns_truncdfhi2): New.
25153 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25154 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25155 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25156 (floatunssidf2): Allow nonimmediate source.
25157 * config/i386/sse.md (movdi_to_sse): New.
25158 (vec_concatv2di): Drop '*'.
25159 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25160 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25161 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25163 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25164 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25165 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25166 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25167 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25168 ix86_build_const_vector.
25169 (x86_emit_floatuns): Rewrite.
25171 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25173 * genautomata.c (longest_path_length): Delete unused function.
25174 (struct state): Delete unused longest_path_length.
25175 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25176 (get_free_state): Delete unused.
25178 2007-02-09 Jan Hubicka <jh@suse.cz>
25180 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25181 * doc/invoke.texi (inline-unit-growth): Update default value.
25183 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25184 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25185 (rebuild_cgraph_edges): Likewise.
25186 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25187 (dump_cgraph_node): Dump frequencies.
25188 (cgraph_clone_edge): Add frequency scales.
25189 (cgraph_clone_node): Add freuqnecy.
25190 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25191 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25192 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25193 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25194 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25195 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25196 (save_inline_function_body): Likewise.
25197 * ipa-inline.c: inluce rtl.h
25198 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25199 (cgraph_edge_badness): Use frequencies.
25200 (cgraph_decide_recursive_inlining): Update clonning.
25201 (cgraph_decide_inlining_of_small_function): Dump frequency.
25202 * predict.c (estimate_bb_frequencies): Export.
25203 * predict.h (estimate_bb_frequencies): Declare.
25204 * tree-inline.c (copy_bb): Watch overflows.
25205 (expand_call_inline): Update call of cgraph_create_edge.
25206 (optimize_inline_calls): Use TODO flags to update frequnecies.
25207 * passes.h: Include predict.h
25208 (init_optimization_passes): Move profile ahead.
25209 (execute_function_todo): Handle TODO_rebuild_frequencies.
25211 2007-02-09 Roger Sayle <roger@eyesopen.com>
25213 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25214 the insbl or inswl pattern into a register.
25216 2007-02-09 Roger Sayle <roger@eyesopen.com>
25218 * config/ia64/ia64.md (bswapdi2): New define_insn.
25220 2007-02-09 Richard Henderson <rth@redhat.com>
25222 * config/i386/constraints.md (Ym): New constraint.
25223 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25224 (movdi_1_rex64): Split sse and xmm general register moves from
25225 memory move alternatives. Use conditional register constraints.
25226 (movsf_1, movdf_integer): Likewise.
25227 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25228 (movdf_integer_rex64): New.
25229 (pushsf_rex64): Fix output constraints.
25230 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25231 (sse2_stored): Likewise.
25232 (sse2_storeq_rex64): New.
25233 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25234 amd and not generic.
25235 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25236 for optimize_size. Remove SF/DFmode hack.
25238 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25240 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25243 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25244 Richard Sandiford <richard@codesourcery.com>
25246 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25247 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25248 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25249 m68k/t-mlib to tmake_file.
25250 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25251 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25252 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25253 Allow it to be cf or m68k. Set m68k_arch_family. If that
25254 variable is not empty, add t-$m68k_arch_family to tmake_file.
25255 Add t-mlibs to tmake_file.
25256 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25257 * config/m68k/t-cf: New file.
25258 * config/m68k/t-m68k: Likewise.
25259 * config/m68k/t-mlibs: Likewise.
25260 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25261 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25262 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25263 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25264 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25266 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25267 (INSTALL_LIBGCC): Delete.
25268 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25269 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25270 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25271 (M68K_MLIB_CPU): Define.
25272 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25273 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25274 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25276 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25277 Richard Guenther <rguenther@suse.de>
25279 PR middle-end/23361
25280 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25281 against INT_MIN/INT_MAX.
25282 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25283 file if a loop is removed.
25285 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25287 * calls.c (store_one_arg): Pass correct alignment to
25288 emit_push_insn for non-BLKmode values.
25289 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25290 unaligned stack slot via a suitably aligned slot.
25292 2007-02-08 DJ Delorie <dj@redhat.com>
25294 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25296 (legal_subregs): Use unsigned char, make const.
25297 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25299 2007-02-08 Paul Brook <paul@codesourcery.com>
25301 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25302 special interworking needed.
25304 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25306 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25307 conditional to __SSE2__.
25308 (Entries below should have been added to first ChangeLog
25309 entry for amdfam10 dated 2007-02-05)
25310 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25312 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25314 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25317 2007-02-08 DJ Delorie <dj@redhat.com>
25319 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25320 * config/m32c/m32c.c (legal_subregs): New.
25321 (m32c_illegal_subreg_p): New.
25322 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25323 unsupported subregs of hard regs.
25325 2007-02-08 Jan Hubicka <jh@suse.cz>
25327 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25328 the same one; always update histograms.
25330 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25332 * passes.c (init_optimization_passes): Tidy comment.
25334 2007-02-08 Roger Sayle <roger@eyesopen.com>
25336 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25337 strip zero_extend, bswap and rotates from POCOUNT's argument.
25338 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25339 zero_extend and rotates from PARITY's argument.
25340 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25341 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25342 of an integer constant at compile-time.
25344 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25347 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25349 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25352 * tree-ssa-live.c (remove_unused_locals): Do not remove
25353 TREE_ADDRESSABLE variables.
25354 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25355 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25356 FOR_CLOBBER. Update all users.
25357 If VAR has an associated alias set, add a virtual operand for
25358 it if no alias is found to conflict with the memory reference.
25360 2007-02-07 Jan Hubicka <jh@suse.cz>
25361 Robert Kidd <rkidd@crhc.uiuc.edu>
25363 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25365 2007-02-07 Ian Lance Taylor <iant@google.com>
25367 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25369 2007-02-07 Roger Sayle <roger@eyesopen.com>
25371 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25372 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25373 tablejumpdi, movsi_to_cr_one): Remove constraints from
25374 define_expand's match_operands.
25376 2007-02-07 Roger Sayle <roger@eyesopen.com>
25378 * global.c (compute_regsets): Move declatation of "i" inside of
25379 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25381 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25384 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25385 of INDIRECT_REF <RESULT_DECL>.
25387 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25389 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25390 Kaz Kojima <kkojima@gcc.gnu.org>
25393 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25395 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25397 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25399 * doc/loop.texi: Document possibility not to perform disambiguation
25400 of loops with multiple latches.
25401 * cfgloopmanip.c (alp_enum_p): Removed.
25402 (add_loop): Handle subloops. Use get_loop_body_with_size.
25403 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25404 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25405 the new forwarder block.
25406 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25407 Handle the case latch is NULL.
25408 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25409 modifications when marking loop exits.
25410 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25412 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25413 disambiguate_loops_with_multiple_latches.
25414 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25415 before fix_loop_structure.
25416 * cfgloop.c: Include pointer-set.h and output.h.
25417 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25418 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25419 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25420 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25421 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25422 disambiguate_multiple_latches, get_loop_body_with_size,
25423 disambiguate_loops_with_multiple_latches): New functions.
25424 (flow_loop_dump): Dump multiple latch edges.
25425 (flow_loop_nodes_find): Handle loops with multiple latches.
25426 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25427 (glb_enum_p): Modified.
25428 (get_loop_body): Use get_loop_body_with_size.
25429 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25430 (AVOID_CFG_MODIFICATIONS): New constant.
25431 (disambiguate_loops_with_multiple_latches, add_loop,
25432 get_loop_body_with_size): Declare.
25433 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25435 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25437 PR inline-asm/28686
25438 * global.c (compute_regsets): New function.
25439 (global_alloc): Refactored ELIMINABLE_REGSET
25440 and NO_GLOBAL_ALLOC_REGS computation out.
25441 (rest_of_handle_global_alloc): Call compute_regsets()
25442 for non-optimizing case.
25444 2007-02-06 Richard Henderson <rth@redhat.com>
25446 * config/i386/constraints.md (Y2): Rename from Y.
25447 (Yi): New constraint.
25448 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25449 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25450 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25451 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25452 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25453 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25454 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25455 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25456 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25457 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25458 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25459 vec_extractv2si_1): Change Y constraints to Y2.
25460 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25461 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25462 Change Y constraints to Y2.
25463 (sse2_loadld): Change Y constraints to x.
25465 2007-02-06 Roger Sayle <roger@eyesopen.com>
25467 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25468 (parity<mode>2): New define_expand using rs6000_emit_parity.
25469 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25470 rs6000_emit_parity): New functions.
25471 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25472 rs6000_emit_parity): Prototype here.
25474 2007-02-06 Ian Lance Taylor <iant@google.com>
25476 * lower-subreg.c (simple_move_operand): Reject CONST.
25477 (resolve_clobber): Call validate_change rather than directly
25478 assigning to XEXP (pat, 0).
25480 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25482 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25483 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25484 (tree-cfg.o): Remove hashtab.h dependency.
25486 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25487 (struct ivopts_data): Change niters to pointer_map_t.
25488 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25489 (niter_for_exit): Create pointer_map on demand. Change for
25491 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25492 (free_loop_data): Destroy data->niters if created and reset field.
25493 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25494 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25496 * tree-ssa-reassoc.c: Include pointer-set.h.
25497 (bb_rank): Change to long *.
25498 (operand_rank): Change to pointer_map_t.
25499 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25500 (insert_operand_rank): Accept long.
25501 (operand_entry_hash, operand_entry_eq): Remove.
25502 (get_rank): Return long. Adjust for changes above.
25503 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25505 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25507 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25508 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25509 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25511 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25512 directly since it cannot be NULL.
25513 (get_vi_for_tree): Rewrite for pointer_map API.
25514 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25515 (init_alias_vars): Create vi_for_tree as pointer_map.
25516 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25518 * tree-cfg.c: Don't include hashtab.h.
25519 (edge_to_cases): Declare as pointer_map.
25520 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25522 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25523 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25524 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25526 (record_switch_edge): Delete.
25527 (get_cases_for_edge): Adjust for pointer_map API, inline
25528 record_switch_edge (rewritten for new API), remove goto.
25530 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25532 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25533 * tree-nested.c: Include pointer-set.h.
25534 (var_map_elt, var_map_eq, var_map_hash): Delete.
25535 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25536 to pointer_map_t's.
25537 (nesting_info_bitmap_obstack): New.
25538 (lookup_field_for_decl): Adjust for pointer_map API.
25539 (lookup_tramp_for_decl): Adjust for pointer_map API.
25540 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25541 (get_local_debug_decl): Adjust for pointer_map API.
25542 (convert_nl_goto_reference): Adjust for pointer_map API.
25543 (convert_nl_goto_receiver): Adjust for pointer_map API.
25544 (create_nesting_tree): Create outside GGC space. Create bitmap on
25545 the new obstack. Create field_map and var_map as pointer_maps.
25546 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25548 (lower_nested_functions): Move root here, no need to NULL it.
25549 Initialize and release the obstack.
25551 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25553 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25554 Remove prototypes and make them non-static.
25555 (struct tree_int_map): Remove.
25556 * tree.h (struct tree_int_map): Move here, turning TO into an
25558 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25560 * tree.h (TREE_COMPLEXITY): Remove.
25561 (struct tree_exp): Remove complexity field.
25562 * tree.c (build1_stat): Don't set it.
25564 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25565 Victor Kaplansky <victork@il.ibm.com>
25567 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25568 (vect_is_simple_reduction): Support reduction with induction as
25569 one of the operands.
25570 (vect_is_simple_iv_evolution): Fix formatting.
25571 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25572 formatting. Don't mark induction phis for vectorization.
25573 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25574 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25575 (vect_get_vec_def_for_operand): Support induction.
25576 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25578 (vectorizable_reduction): Support reduction with induction as one of
25580 (vectorizable_type_demotion): Use def-type of stmt argument rather
25581 than dummy def-type.
25583 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25584 flag_tree_scev_cprop.
25585 * common.opt (tree-scev-cprop): New flag.
25587 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25588 call to vect_get_new_vect_var.
25590 2007-02-06 Ira Rosen <irar@il.ibm.com>
25592 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25593 vectype is not NULL.
25594 (vect_pattern_recog_1): Likewise.
25596 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25598 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25599 (fold_negate_expr): Likewise.
25601 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25604 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25605 even if cv-qualification is the same.
25607 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25609 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25610 __enable_execute_stack on completion.
25612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25614 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25615 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25616 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25617 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25618 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25619 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25620 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25621 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25623 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25625 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25626 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25627 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25628 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25629 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25630 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25631 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25632 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25633 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25634 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25635 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25636 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25637 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25638 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25639 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25640 sqrtextenddfxf2_i387): Added amdfam10_decode.
25642 * config/i386/athlon.md (athlon_idirect_amdfam10,
25643 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25644 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25645 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25646 athlon_ivector_store_amdfam10): New define_insn_reservation.
25647 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25652 * config/i386/athlon.md (athlon_call_amdfam10,
25653 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25654 define_insn_reservation.
25655 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25656 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25657 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25659 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25661 * config/i386/athlon.md (athlon_sseld_amdfam10,
25662 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25663 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25665 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25667 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25668 define_insn_reservation.
25669 * config/i386/i386.md (sseins): Added sseins to define_attr type
25670 and define_attr unit.
25671 * config/i386/sse.md: Set type attribute to sseins for insertq
25674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25676 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25677 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25678 ssecomi_load_amdfam10, ssecomi_amdfam10,
25679 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25680 define_insn_reservation.
25681 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25683 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25685 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25686 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25687 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25688 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25689 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25690 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25691 define_insn_reservation.
25693 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25694 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25695 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25696 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25697 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25701 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25702 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25703 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25704 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25705 athlon_ssemul_load_k8): Added amdfam10.
25707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25709 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25710 (x86_sse_unaligned_move_optimal): New variable.
25712 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25714 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25715 for unaligned vector SSE double/single precision loads for AMDFAM10.
25717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25719 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25720 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25721 Define TARGET_CPU_DEFAULT_amdfam10.
25722 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25723 (processor_type): Add PROCESSOR_AMDFAM10.
25725 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25726 processor_type in config/i386/i386.h.
25727 Enable imul peepholes for TARGET_AMDFAM10.
25729 * config.gcc: Add support for --with-cpu option for amdfam10.
25731 * config/i386/i386.c (amdfam10_cost): New variable.
25732 (m_AMDFAM10): New macro.
25733 (m_ATHLON_K8_AMDFAM10): New macro.
25734 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25735 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25736 x86_promote_QImode, x86_integer_DFmode_moves,
25737 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25738 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25739 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25740 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25741 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25742 Enable/disable for amdfam10.
25743 (override_options): Add amdfam10_cost to processor_target_table.
25744 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25745 processor_alias_table.
25746 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25747 (ix86_adjust_cost): Add code for amdfam10.
25749 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25751 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25752 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25753 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25754 * config/i386/i386.h: Add builtin definition for SSE4A.
25755 * config/i386/i386.md: Add support for ABM instructions
25756 (popcnt and lzcnt).
25757 * config/i386/sse.md: Add support for SSE4A instructions
25758 (movntss, movntsd, extrq, insertq).
25759 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25760 Add -march=amdfam10 flag.
25761 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25762 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25764 * doc/extend.texi: Add documentation for SSE4A builtins.
25766 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25768 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25770 2007-02-05 Richard Guenther <rguenther@suse.de>
25772 * tree-vectorizer.h (vectorizable_function): Add argument type
25773 argument, change return type.
25774 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25775 * tree-vect-transform.c (vectorizable_function): Handle extra
25776 argument, return vectorized function decl.
25777 (build_vectorized_function_call): Remove.
25778 (vectorizable_call): Handle calls with result and argument types
25779 differing. Handle loop vectorization factor correctly.
25780 * targhooks.c (default_builtin_vectorized_function): Adjust for
25782 * targhooks.h (default_builtin_vectorized_function): Likewise.
25783 * target.h (builtin_vectorized_function): Add argument type
25785 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25786 extra argument, allow vectorizing of lrintf.
25787 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25788 documentation of target hook.
25790 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25793 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25794 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25795 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25797 2007-02-05 Roger Sayle <roger@eyesopen.com>
25799 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25800 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25801 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25802 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25803 before canonicalizing sincos to cexpi.
25804 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25806 2007-02-05 Roger Sayle <roger@eyesopen.com>
25808 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25809 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25810 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25812 2007-02-05 Roger Sayle <roger@eyesopen.com>
25814 * mips-tfile.c (initialize_init_file): Correct endianness test.
25816 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25818 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25819 the 'y' constraint.
25821 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25823 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25824 saves in a PARALLEL before the register assignments.
25826 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25828 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25829 DWARF_FRAME_RETURN_COLUMN to be a general register.
25830 * dwarf2out.c (init_return_column_size): New function, split from...
25831 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25832 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25833 to be nongeneral registers.
25834 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25836 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25837 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25839 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25841 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25843 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25845 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25846 (remove_path): Use can_remove_branch_p and remove_branch instead
25847 of loop_delete_branch_edge.
25848 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25849 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25850 Update profile using scale_dominated_blocks_in_loop.
25851 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25852 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25853 (can_remove_branch_p, remove_branch): Declare.
25854 * tree-cfg.c (tree_can_remove_branch_p): New function.
25855 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25856 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25857 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25859 2007-02-05 Jan Hubicka <jh@suse.cz>
25861 PR middle-end/30696
25862 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25863 nodes in cgraph, don't remove offline copy of the function.
25865 2007-02-04 Jan Hubicka <jh@suse.cz>
25867 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25868 vectors might cause maybe_lookup_element_for_expr to be called
25869 on non-sra-candidate.
25871 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25873 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25874 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25875 spelling conventions.
25877 2007-02-04 Richard Guenther <rguenther@suse.de>
25879 PR middle-end/30636
25880 * fold-const.c (try_move_mult_to_index): Make sure to not
25881 overflow one dimension of a multi-dimensional array access.
25883 2007-02-04 Jan Hubicka <jh@suse.cz>
25885 * passes.c (init_optimization_passes): Reindent.
25887 2007-02-04 Jan Hubicka <jh@suse.cz>
25888 Eric Botcazou <ebotcazou@adacore.com>
25890 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25891 (execute_fixup_cfg): Break out the abnormal goto code.
25892 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25893 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25894 (optimize_inline_calls): Call make_nonlocal_label_edges.
25896 2007-02-04 Jan Hubicka <jh@suse.cz>
25898 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25899 true when something was changed.
25900 (rename_ssa_copies): When something was changed, do
25901 TODO_remove_unused_locals.
25902 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25903 add TODO_remove_unused_locals when instruction was removed.
25905 2007-02-04 Jan Hubicka <jh@suse.cz>
25907 * ipa-inline.c (try_inline): Improve debug output; work on already
25909 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25910 call try_inline for already inlined edges too when flattening;
25911 inline also functions that make callee growth but overall unit size
25914 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25916 * config/m32c/bitops.md, config/m32c/jump.md,
25917 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25918 config/m32r/m32r.h, config/m32r/m32r.md,
25919 config/m32r/predicates.md, config/m68hc11/larith.asm,
25920 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25921 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25922 config/mips/mips-protos.h, config/mips/mips.c,
25923 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25924 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25925 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25926 spelling conventions.
25928 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25929 Follow spelling conventions.
25931 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25933 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25934 warn about C++0x compatibility.
25936 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25938 * config/h8300/h8300.c, config/h8300/h8300.h,
25939 config/h8300/h8300.md: Follow spelling conventions.
25941 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25943 PR middle-end/30667
25944 * combine.c (try_combine): Do not substitute source operand
25945 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25947 2007-02-03 Jan Hubicka <jh@suse.cz>
25949 PR gcov-profile/30650
25950 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25951 do not divide by zero for never executed counters.
25952 (tree_find_values_to_profile): Fix counters.
25953 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25955 2007-02-03 Ian Lance Taylor <iant@google.com>
25957 * lower-subreg.c (simple_move_operand): New static function,
25958 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25960 (simple_move): Call simple_move_operand.
25961 (find_decomposable_subregs): Add special handling of MEMs.
25962 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25963 meaning of return value. If we see a hard register, test whether
25964 it can store a word_mode value. Change all callers.
25966 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25968 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25969 ftrapv insns and expanders.
25970 (subdi3): Change define_expand operand 1 to arith11_operand, and
25971 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25972 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25973 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25976 PR middle-end/30174
25977 * varasm.c (notice_global_symbol): Treat global objects as weak when
25978 flag_shlib is true.
25980 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25982 * emit-rtl.c (dconstpi): Delete.
25983 (dconstsqrt2): New.
25984 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25985 * real.h (dconstpi): Delete.
25986 (dconstsqrt2): New.
25987 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25988 (fold_builtin_hypot): Likewise.
25990 2007-02-03 Tom Tromey <tromey@redhat.com>
25993 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25994 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25996 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25998 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25999 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26000 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26001 config/rs6000/cell.md, config/rs6000/darwin.h,
26002 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26003 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26004 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26005 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26006 typos. Follow spelling conventions.
26007 * doc/invoke.texi: Follow spelling conventions.
26009 2007-02-03 Roger Sayle <roger@eyesopen.com>
26011 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26012 canonicalization transformations that attempt to simplify integer
26013 constant comparisons to become comparisons against zero.
26015 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26017 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26019 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26020 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26022 2007-02-02 Mike Stump <mrs@apple.com>
26024 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26025 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26026 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26027 generate a branch island.
26029 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26031 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26032 (xtensa_legitimate_address_p): New.
26033 (xtensa_legitimize_address): New.
26034 (xtensa_output_addr_const_extra): New.
26035 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26037 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26038 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26039 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26040 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26041 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26042 (xtensa_legitimize_address): New.
26043 (xtensa_output_addr_const_extra): New.
26045 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26047 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26049 2007-02-02 Ian Lance Taylor <iant@google.com>
26051 * expmed.c (expand_divmod): Add comment.
26053 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26055 * emit-rtl.c (renumber_insns): Remove.
26056 * flags.h: Remove the extern for flag_renumber_insns.
26057 * rtl.h: Remove the prototype for renumber_insns.
26058 * toplev.c (flag_renumber_insns): Remove.
26060 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26062 Revert for x86 darwin:
26063 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26065 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26066 code before the following patch under TARGET_MACHO.
26067 (ix86_function_value_regno_p): Likewise.
26069 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26071 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26074 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26077 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26078 loads to general or fp registers. Add comments.
26079 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26081 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26083 * pointer-set.c (insert_aux): Only return insertion slot.
26084 (pointer_set_insert): Adjust.
26085 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26086 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26087 pointer_map_traverse): New.
26088 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26089 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26090 pointer_map_contains, pointer_map_traverse): Declare.
26092 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26094 PR middle-end/30473
26095 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26096 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26098 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26100 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26102 (struct _dep): New type.
26103 (dep_t): New typedef.
26104 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26105 (DEP_STATUS): New access macro. The macro with the same name was
26106 renamed to DEP_LINK_STATUS.
26107 (dep_init): Declare function
26109 (struct _dep_link): New type.
26110 (dep_link_t): New typedef.
26111 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26112 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26113 (DEP_LINK_STATUS): New macro.
26114 (debug_dep_links): New debug function.
26116 (struct _deps_list): New type.
26117 (deps_list_t): New typedef.
26118 (DEPS_LIST_FIRST): New access macro.
26119 (FOR_EACH_DEP_LINK): New cycle macro.
26120 (create_deps_list, free_deps_list, delete_deps_list): Declare
26122 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26123 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26124 (copy_deps_list_change_con): Ditto.
26126 (move_dep_link): Declare function.
26128 (struct _dep_node): New type.
26129 (dep_node_t): New typedef.
26130 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26132 (struct haifa_insn_data.back_deps): New field to hold backward
26133 dependencies of the insn.
26134 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26136 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26137 Change its type to deps_list_t.
26138 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26139 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26140 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26142 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26144 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26146 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26148 (dep_cost): Declare.
26150 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26151 (ds_to_dk, dk_to_ds): New functions.
26153 (init_dep_1): New static function.
26154 (init_dep): New function.
26155 (copy_dep): New static function.
26157 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26159 (detach_dep_link): New static function.
26160 (move_dep_link): New function.
26162 (dep_links_consistent_p, dump_dep_links): New static functions.
26163 (debug_dep_links): New debugging function.
26165 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26167 (alloc_deps_list, init_deps_list): New static functions.
26168 (create_deps_list): New function.
26169 (clear_deps_list): New static function.
26170 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26171 (deps_list_consistent_p, dump_deps_list): New static functions.
26172 (debug_deps_list): New function.
26173 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26175 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26177 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26178 use new scheduler dependencies lists.
26179 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26180 (sched_analyze): Ditto. Initialize dependencies lists.
26181 (add_forw_dep, compute_forward_dependences): Update to use new
26182 scheduler dependencies lists.
26184 (init_dependency_caches): Init deps_obstack.
26185 (free_dependency_caches): Free deps_obstack.
26187 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26188 new scheduler dependencies lists.
26189 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26190 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26192 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26193 Update to use new scheduler dependencies lists.
26194 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26195 (debug_dependencies): Ditto.
26196 (schedule_region): Update comments.
26198 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26199 scheduler dependencies lists.
26200 (schedule_ebb): Update comments.
26202 * rtl.def (DEPS_LIST): Remove.
26204 * lists.c (unused_deps_list): Remove.
26205 (free_list): Update assertions.
26207 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26208 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26210 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26211 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26213 * haifa-sched.c (comments): Update.
26214 (insn_cost1): Remove. Inline the code into insn_cost ().
26215 (insn_cost): Update to use new scheduler dependencies lists. Move
26216 processing of the dependency cost to dep_cost ().
26217 (dep_cost): New function. Use it instead of insn_cost () when
26218 evaluating cost of the dependency. Use compatible interface to
26219 interact with the target.
26220 (priority): Update to use new scheduler dependencies lists.
26221 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26222 with greater number of insns that depend on the insn.
26223 (schedule_insn): Update to use new scheduler dependencies lists. Add
26224 code to free backward dependencies lists. Inline and optimize code
26225 from resolve_dep () - see PR28071.
26226 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26227 lists. Update call to targetm.sched.is_costly_dependence hook.
26229 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26230 scheduler dependencies lists.
26232 (resolve_dep): Remove. Move the logic to schedule_insn ().
26233 (init_h_i_d): Initialize dependencies lists.
26235 (process_insn_depend_be_in_spec): Rename to
26236 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26237 dependencies lists.
26238 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26239 Update to use new scheduler dependencies lists.
26240 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26242 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26243 new scheduler dependencies lists.
26244 (build_intra_loop_deps): Ditto.
26246 * target.h (struct _dep): Declare to use in
26247 gcc_target.sched.is_costly_dependence.
26248 (struct gcc_target.sched.adjust_cost): Fix typo.
26249 (struct gcc_target.sched.is_costly_dependence): Change signature to
26250 use single dep_t parameter instead of an equivalent triad.
26251 (struct gcc_target.sched.adjust_cost_2): Remove.
26253 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26255 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26257 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26259 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26261 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26262 (REG_DEP_TRUE): Document.
26264 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26265 Change signature to correspond to the targetm.sched.adjust_cost hook.
26266 Update use in TARGET_SCHED_ADJUST_COST_2.
26267 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26268 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26269 new scheduler dependencies lists.
26270 (ia64_gen_check): Ditto.
26272 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26273 scheduler dependencies lists.
26275 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26276 signature to correspond to the targetm.sched.is_costly_dependence hook.
26277 (is_costly_group): Update to use new scheduler dependencies lists.
26279 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26280 instead of INSN_COST () macro.
26282 2007-02-01 Ian Lance Taylor <iant@google.com>
26284 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26286 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26288 * pa.md (tp_load): Correct mfctl instruction syntax.
26290 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26292 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26293 altivec_padding_size calculation on AIX. Improve comment, add
26294 assert to verify that it's right.
26296 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26299 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26301 PR inline-asm/28686
26302 * global.c (global_alloc): Add mising initialization of
26305 2007-02-01 Roger Sayle <roger@eyesopen.com>
26307 * alias.c (init_alias_analysis): Correct whitespace.
26308 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26309 partition_hot_cold_basic_blocks): Likewise.
26310 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26311 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26312 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26313 fold_builtin_snprintf_chk, fold_builtin_printf,
26314 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26315 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26316 * cfgcleanup.c (cleanup_cfg): Likewise.
26317 * cfgexpand.c (tree_expand_cfg): Likewise.
26318 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26319 * function.c (get_next_funcdef_no): Likewise.
26320 * gengtype.c (main): Likewise.
26321 * genmodes.c (main): Likewise.
26322 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26323 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26324 * ifcvt.c (noce_emit_move_insn): Likewise.
26325 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26327 * stor-layout.c (get_best_mode): Likewise.
26328 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26329 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26330 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26331 perform_var_substitution, solve_graph): Likewise.
26332 * tree-vrp.c (vrp_finalize): Likewise.
26334 2007-02-01 Ian Lance Taylor <iant@google.com>
26336 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26337 high part of a paradoxical subreg, return a constant zero.
26339 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26341 * toplev.c (lang_dependent_init): Call init_set_costs.
26342 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26344 2007-02-01 Richard Guenther <rguenther@suse.de>
26346 PR middle-end/30656
26347 * fold-const.c (fold_negate_expr): Allow negating a
26348 constant if overflow does not change.
26350 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26352 * doc/c-tree.texi (Expression trees): Improve markup.
26353 * doc/tm.texi (Register Classes, Addressing Modes)
26354 (Floating Point): Fix spacing after abbreviations. Fix some
26357 2007-02-01 Ben Elliston <bje@au.ibm.com>
26359 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26360 * doc/contrib.texi: Likewise.
26361 * doc/install.texi: Likewise.
26363 2007-01-31 Richard Henderson <rth@redhat.com>
26364 Ian Lance Taylor <iant@google.com>
26366 * lower-subreg.c: New file.
26367 * rtl.def (CONCATN): Define.
26368 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26369 pass_lower_subreg2.
26370 * emit-rtl.c (update_reg_offset): New static function, broken out
26371 of gen_rtx_REG_offset.
26372 (gen_rtx_REG_offset): Call update_reg_offset.
26373 (gen_reg_rtx_offset): New function.
26374 * regclass.c: Revert patch of 2006-03-05, restoring
26376 (clear_reg_info_regno): New function.
26377 * dwarf2out.c (concatn_loc_descriptor): New static function.
26378 (loc_descriptor): Handle CONCATN.
26379 * common.opt (fsplit_wide_types): New option.
26380 * opts.c (decode_options): Set flag_split_wide_types when
26382 * timevar.def (TV_LOWER_SUBREG): Define.
26383 * rtl.h (gen_reg_rtx_offset): Declare.
26384 (reg_scan_update): Declare.
26385 * regs.h (clear_reg_info_regno): Declare.
26386 * tree-pass.h (pass_lower_subreg): Declare.
26387 (pass_lower_subreg2): Declare.
26388 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26389 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26390 -fsplit-wide-types.
26391 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26392 * Makefile.in (OBJS-common): Add lower-subreg.o.
26393 (lower-subreg.o): New target.
26395 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26397 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26399 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26402 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26404 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26406 PR middle-end/29335
26407 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26409 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26411 * cfgloop.h: Include vec-prim.h.
26412 (enum li_flags): Remove LI_ONLY_OLD.
26413 (loop_iterator): Changed.
26414 (fel_next, fel_init): Iterate over loop tree.
26415 (FOR_EACH_LOOP_BREAK): New macro.
26416 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26418 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26419 * modulo-sched.c (sms_schedule): Ditto.
26420 * tree-vectorizer.c (vectorize_loops): Ditto.
26421 * doc/loop.texi: Update information on loop numbering and behavior of
26422 FOR_EACH_LOOP wrto new loops.
26423 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26424 add_to_evolution_1): Test nestedness of loops instead of comparing
26426 * tree-chrec.c (chrec_fold_plus_poly_poly,
26427 chrec_fold_multiply_poly_poly, chrec_evaluate,
26428 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26429 reset_evolution_in_loop): Ditto.
26430 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26432 2007-01-31 Dirk Mueller <dmueller@suse.de>
26434 * c-common.c (warn_about_parentheses): Separate warning about
26435 un-parenthized sequence of comparison operators from the one
26436 which is supposed to warn about x <= y <= z.
26438 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26440 * optabs.h (enum optab_index): Add new OTI_isinf.
26441 (isinf_optab): Define corresponding macro.
26442 * optabs.c (init_optabs): Initialize isinf_optab.
26443 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26445 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26446 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26448 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26449 expand_builtin_interclass_mathfn.
26450 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26451 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26452 (fxam<mode>2_i387): New insn pattern.
26453 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26454 built-in functions as x87 inline asm.
26456 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26458 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26460 2007-01-30 Eric Christopher <echristo@apple.com>
26462 * config.gcc: Add geode.
26464 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26466 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26467 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26468 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26469 value-prof.c: Fix comment typos.
26471 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26474 * doc/invoke.texi (Wpointer-arith): Document warning.
26476 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26478 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26479 the list of discrepancies from the draft TR.
26481 2007-01-30 Dirk Mueller <dmueller@suse.de>
26484 * doc/invoke.texi (-Wreturn-type): Update description to
26485 match new behavior.
26487 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26489 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26491 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26493 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26494 to handle optabs that operate on floating point input argument and
26495 output to integer output.
26496 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26497 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26498 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26499 expand_builtin_interclass_mathfn ().
26500 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26501 (ilogbsi2): Remove.
26502 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26503 ilogbl built-in functions as x87 intrinsics.
26505 2007-01-30 Richard Guenther <rguenther@suse.de>
26507 PR middle-end/27657
26508 * dwarf2out.c (reference_to_unused): Query varpool if the
26509 variable was output.
26511 2007-01-30 Richard Guenther <rguenther@suse.de>
26513 PR middle-end/30313
26514 * passes.c (execute_one_pass): Reset in_gimple_form to not
26515 confuse non-unit-at-a-time mode.
26517 2007-01-29 Roger Sayle <roger@eyesopen.com>
26518 Richard Guenther <rguenther@suse.de>
26520 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26521 avoid undefined behaviour on overflow. Use force_fit_type_double
26522 to construct the constant with the specified TREE_OVERFLOW.
26524 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26526 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26527 * config/dfp-bit.h: Ditto.
26529 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26531 * c-decl.c (pop_scope): Replace warnings with call to
26532 warn_for_unused_label.
26533 * c-common.h (warn_for_unused_label): Declare.
26534 * c-common.c (warn_for_unused_label): Define.
26536 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26538 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26541 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26543 * Makefile.in (USER_H): Remove decfloat.h.
26544 * ginclude/decfloat.h: Delete, moving contents to ...
26545 * ginclude/float.h: Add support for decimal floating point,
26546 guarded by __STDC_WANT_DEC_FP__.
26548 2007-01-29 Mike Stump <mrs@apple.com>
26550 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26551 Analysis and Representation to resolve case insensitive conflict.
26552 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26554 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26556 * tree.h (struct tree_memory_tag): Add aliases member.
26557 (MTAG_ALIASES): New macro.
26558 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26559 (add_may_alias): Remove pointer-set. Update for may_aliases being
26561 (mark_aliases_call_clobbered): Update for may_aliases being a
26563 (compute_tag_properties): Ditto.
26564 (create_partition_for): Ditto.
26565 (compute_memory_partitions): Ditto.
26566 (dump_may_aliases_for): Ditto.
26567 (is_aliased_with): Ditto.
26568 (add_may_alias_for_new_tag): Ditto.
26569 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26570 (compute_is_aliased): New function.
26571 (compute_may_aliases): Call compute_is_aliased).
26572 (init_alias_info): Initialize alias_bitmap_obstack.
26573 (union_alias_set_into): New function.
26574 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26575 (have_common_aliases_p): Rewrite to take two bitmaps and use
26577 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26578 Update for bitmaps.
26579 (finalize_ref_all_pointers): Update for add_may_alias changes.
26580 (new_type_alias): Ditto.
26581 * tree-flow-inline.h (may_aliases): Return a bitmap.
26582 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26583 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26584 may_aliases being a bitmap.
26585 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26586 may_aliases now returns a bitmap.
26587 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26589 * tree-ssa-operands.c (add_virtual_operand): Update for
26590 may_aliases being a bitmap.
26592 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26594 PR tree-optimization/30630
26595 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26596 variable as changed.
26598 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26601 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26602 expanded only once even if an error occurs.
26604 2007-01-29 Ben Elliston <bje@au.ibm.com>
26606 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26607 (__gcov_average_profiler): Likewise.
26608 (__gcov_ior_profiler): Likewise.
26609 (__gcov_merge_ior): Likewise.
26611 2007-01-28 Jan Hubicka <jh@suse.cz>
26613 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26614 * value-prof.c (stringop_block_profile): Likewise.
26616 2007-01-28 Jan Hubicka <jh@suse.cz>
26618 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26619 Add variant handling histograms; add wrapper.
26620 (clear_storage_via_libcall): Export.
26621 (emit_block_move_hints): Break out from ...; add histograms.
26622 (emit_block_move): ... this one.
26623 (clear_storage_hints): Break out from ...; add histograms.
26624 (clear_storage): ... this one.
26625 (set_storage_via_memset): Handle histogram.
26626 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26627 (clear_storage_hints, clear_storage_via_libcall): Declare.
26628 (set_storage_via_setmem): Update prototype.
26629 * doc/md.texi (movmem, setmem): Document new arguments.
26631 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26632 Add new histograms.
26633 (stringop_block_profile): New global function.
26634 (tree_stringops_values_to_profile): Profile block size and alignment.
26635 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26637 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26638 (stringop_block_profile): Declare.
26639 * builtins.c: Include value-prof.h.
26640 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26641 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26642 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26643 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26644 * profile.c (instrument_values): Add new counters.
26645 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26647 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26648 (tree_init_edge_profiler): Build new profilers.
26649 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26650 (pass_tree_profile): Add dump.
26651 (tree_profile_hooks): Update.
26652 * Makefile.in (LIBGCOV): Add new constants.
26653 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26654 __gcov_ior_profiler): New.
26655 * i386.md (movmem/setmem expanders): Add new optional arguments.
26657 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26659 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26661 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26663 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26664 (tree_unswitch_single_loop): Pass eni_size_weights to
26665 tree_num_loop_insns.
26666 * tree-ssa-loop-manip.c: Include tree-inline.h.
26667 (can_unroll_loop_p): Pass eni_size_weights to
26668 tree_num_loop_insns.
26669 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26670 Pass eni_size_weights to estimate_num_insns.
26671 * tree.h (init_inline_once): Export.
26672 * toplev.c (backend_init): Call init_inline_once.
26673 * cgraphunit.c (cgraph_process_new_functions,
26674 cgraph_analyze_function): Pass eni_inlining_weights to
26675 estimate_num_insns.
26676 * ipa-inline.c (compute_inline_parameters): Ditto.
26677 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26678 to estimate_num_insns.
26679 (try_unroll_loop_completely): Pass eni_size_weights to
26680 tree_num_loop_insns.
26681 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26682 ot estimate_num_insns.
26683 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26684 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26685 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26686 eni_time_weights): New variables.
26687 (init_inline_once): Initialize them.
26688 (struct eni_data): Mew.
26689 (estimate_num_insns_1, estimate_num_insns): Use weights.
26690 * tree-inline.h (struct eni_weights_d): New.
26691 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26692 (estimate_num_insns): Declaration changed.
26693 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26694 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26695 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26697 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26699 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26700 relations in the conflict function is valid.
26702 2007-01-27 Ian Lance Taylor <iant@google.com>
26704 * common.opt: Add fstrict-overflow.
26705 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26706 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26707 (TYPE_OVERFLOW_UNDEFINED): Define.
26708 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26710 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26711 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26712 (fold_negate_expr): Likewise.
26713 (make_range): Likewise.
26714 (extract_muldiv_1): Likewise.
26715 (maybe_canonicalize_comparison): Likewise.
26716 (fold_comparison): Likewise.
26717 (fold_binary): Likewise.
26718 (tree_expr_nonnegative_p): Likewise.
26719 (tree_expr_nonzero_p): Likewise.
26720 * tree-vrp.c (compare_values): Likewise.
26721 (extract_range_from_binary_expr): Likewise.
26722 (extract_range_from_unary_expr): Likewise.
26723 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26725 (nowrap_type_p): Likewise.
26726 * tree-scalar-evolution.c (simple_iv): Likewise.
26727 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26728 (build_range_check): Likewise.
26729 (extract_muldiv_1): Likewise.
26730 (fold_comparison): Likewise.
26731 * tree-vrp.c (vrp_int_const_binop): Likewise.
26732 (extract_range_from_unary_expr): Likewise.
26733 * convert.c (convert_to_integer): Likewise.
26734 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26735 (fold_comparison): Likewise.
26736 (fold_binary): Likewise.
26737 * optabs.c (optab_for_tree_code): Likewise.
26738 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26739 * simplify-rtx.c (simplify_const_relational_operation): Check
26740 flag_strict_overflow and flag_trapv.
26741 (simplify_const_relational_operation): Likewise.
26742 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26743 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26746 2007-01-27 Roger Sayle <roger@eyesopen.com>
26748 * tree.c (tree_fold_gcd): Delete.
26749 * tree.h (tree_fold_gcd): Remove prototype.
26750 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26751 test whether one constant integer is a multiple of another. Instead
26752 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26753 * fold-const.c (multiple_of_p): We've determined both TOP and
26754 BOTTOM are integer constants so we can call int_const_binop directly
26755 instead of the more generic const_binop.
26757 2007-01-27 Roger Sayle <roger@eyesopen.com>
26759 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26760 1*X check that the constant hasn't overflowed, to preserve the
26762 (round_up): Provide an efficient implementation when rouding-up an
26763 INTEGER_CST to a power-of-two.
26765 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26767 * doc/sourcebuild.texi: Add comma for clarity.
26768 * doc/extend.texi: Fix some typos.
26769 * doc/passes.texi: Likewise.
26770 * doc/cppinternals.texi: Likewise.
26771 * doc/c-tree.texi: Likewise.
26772 * doc/tree-ssa.texi: Likewise.
26773 * doc/install.texi: Likewise.
26775 2007-01-27 Jan Hubicka <jh@suse.cz>
26777 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26778 (pass_sra): Do not require alias information.
26779 * passes.c (init_optimization_passes): Add SRA
26781 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26783 * tracer.c (rest_of_handle_tracer): We already cleaned
26784 up the CFG in tracer() so don't do it here again.
26785 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26786 cleanup_cfg here, either. And don't call renumber_insns.
26788 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26789 and BB_HEAD are in the insn stream here. Instead make sure
26790 that BB_INSN is valid on all insns. Also, do check here that
26791 there are no pending branch predictions...
26792 (rtl_verify_flow_info): ...instead of doing it here. Checks
26793 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26796 2007-01-26 Roger Sayle <roger@eyesopen.com>
26798 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26799 function to simplify/factorize operand order canonicalization.
26800 (ix86_fixup_binary_operands): Reorganize using the above function.
26801 (ix86_binary_operator_ok): Likewise.
26803 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26805 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26806 file scope from optimize_attrs.
26807 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26809 (optimize_attrs): Clear insn_code_values after freeing it.
26811 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26813 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26814 a parts.base assignment.
26816 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26818 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26819 (compute_subscript_distance, initialize_data_dependence_relation,
26820 finalize_ddr_dependent, analyze_ziv_subscript,
26821 analyze_siv_subscript_cst_affine,
26822 compute_overlap_steps_for_affine_univar,
26823 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26824 analyze_siv_subscript, analyze_miv_subscript,
26825 analyze_overlapping_iterations, subscript_dependence_tester_1,
26826 compute_self_dependence, free_dependence_relation): Work
26827 with affine_fn instead of chrecs.
26828 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26829 common_affine_function, affine_function_base,
26830 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26831 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26832 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26833 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26834 (all_chrecs_equal_p): Removed.
26835 * tree-data-ref.h (affine_fn, conflict_function): New types.
26836 (struct subscript): Change type of conflicting_iterations_in_a
26837 and conflicting_iterations_in_b.
26839 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26842 * config/pa/pa.h (TARGET_HPUX_11): New.
26843 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26844 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26846 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26847 Richard Guenther <rguenther@suse.de>
26849 * tree-ssa-structalias.c (solve_graph): Handle case
26850 we merged the variable to another.
26852 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26854 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26857 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26858 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26860 2007-01-25 DJ Delorie <dj@redhat.com>
26862 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26863 allow changes to modes which don't fit in those registers.
26865 * reload1.c (choose_reload_regs): Check for invalid subregs before
26866 computing their locations, not after.
26868 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26871 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26872 save Altivec registers in an eh_return function.
26873 (compute_vrsave_mask): Likewise.
26874 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26875 for saving Altivec registers.
26876 (rs6000_emit_prologue): Don't allocate stack twice in
26877 eh_return function. Correct expected value of altivec_save_offset
26878 when using save_world. Describe save of R0 to stack when using
26879 save_world. Describe stack pointer adjustment when using
26880 save_world. Remove duplicated eh_return parameter register saving.
26881 Update sp_offset variable after save_world.
26882 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26884 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26885 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26888 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26890 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26892 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26895 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26896 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26898 2007-01-25 Richard Guenther <rguenther@suse.de>
26900 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26901 * common.opt (-Wcoverage-mismatch): New warning option.
26902 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26903 if -Wcoverage-mismatch is given.
26905 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26907 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26908 (ipcp_driver): Change to static definition.
26909 Add dumping of the ifunctions.
26910 (constant_val_insert): Remove unused parameter. Support for SSA.
26911 (ipcp_propagate_const): Support for SSA.
26912 (ipcp_profile_bb_print): Print only analyzed nodes.
26913 (ipcp_replace_map_create): Remove support for Fortran constant
26915 * ipa-prop.c (ipa_method_modify_stmt,
26916 ipa_callsite_compute_param): Support for SSA.
26917 * ipa-prop.h (ipcp_driver): Remove declaration.
26918 (IS_VALID_TREE_MAP_INDEX): Add define.
26920 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26922 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26924 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26926 PR middle-end/30447
26927 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26928 constant argument to cabs and do it without checking for
26929 -funsafe-math-optimizations.
26931 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26933 * c-common.h (RID_FIRST_CXX0X): New.
26934 (RID_LAST_CXX0X): New.
26935 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26937 * c.opt (Wc++0x-compat): New.
26938 * doc/invoke.texi (-Wc++0x-compat): Document.
26940 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26942 * builtins.c (fold_builtin_carg): New.
26943 (fold_builtin_1): Use it.
26945 2007-01-24 Jan Hubicka <jh@suse.cz>
26947 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26949 * ipa-inline.c (initial_insns, max_insns): Delete.
26950 (compute_max_insns): New function.
26951 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26952 amount of insns as base for code growth.
26953 (cgraph_decide_inlining): Make initial_insns local; do not compute
26955 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26956 * doc/invoke.texi (inline-unit-growth): Update docs.
26958 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26960 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26961 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26962 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26963 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26964 for CPUs that have PTA_CX16 set.
26966 PR middle-end/27416
26967 * gimplify.c (omp_check_private): New function.
26968 (gimplify_scan_omp_clauses): Use it for
26969 firstprivate/lastprivate/reduction.
26971 PR middle-end/30494
26972 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26973 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26975 PR middle-end/30421
26976 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26977 If lower_lastprivate_clauses emits some statements, append them
26978 to dlist rather than body_p and to body_p append an initializer.
26979 (lower_omp_for): Adjust caller.
26981 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26983 * target.h (globalize_decl_name): New.
26984 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26985 * output.h (default_globalize_decl_name): New.
26986 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26988 (globalize_decl): Ditto.
26989 (default_globalize_decl_name): New.
26990 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26991 (ia64_handle_version_id_attribute): New.
26992 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26993 (ia64_asm_output_external): Use globalize_decl_name instead
26994 of globalize_label.
26995 * doc/extend.texi (version_id): New pragma.
26996 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26998 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27000 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27001 _uleb128_t and _Unwind_SWord with _sleb128_t.
27002 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27003 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27005 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27006 * unwind-pe.h (read_uleb128, read_sleb128,
27007 read_encoded_value_with_base): Likewise.
27008 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27010 2007-01-24 Richard Guenther <rguenther@suse.de>
27012 * builtins.c (expand_builtin_cexpi): Get the fndecl
27013 for cexp in the correct way.
27015 2007-01-24 Jan Hubicka <jh@suse.cz>
27017 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27020 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27022 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27023 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27024 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27025 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27026 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27027 __SIZEOF_PTRDIFF_T__.
27028 * doc/cpp.texi: Documentation for the new builtin macros added.
27030 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27032 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27033 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27034 instead of operands[2] to avoid access past the end of array.
27036 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27038 * reload1.c (emit_reload_insns): Pass the reload register
27039 for a non-spill output reload through forget_old_reloads_1.
27041 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27043 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27044 _SOFT_DOUBLE if doubles use software floating-point.
27045 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27046 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27047 * config/rs6000/darwin-ldouble.c: Also compile functions for
27048 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27049 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27050 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27051 commented-out long double override.
27052 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27053 * config/rs6000/eabispe.h: Likewise.
27054 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27055 long double for non-SPE.
27056 (rs6000_handle_option): Likewise.
27057 (invalid_e500_subreg): Disallow more subregs involding DImode,
27058 DFmode, TImode or TFmode.
27059 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27061 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27063 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27064 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27066 (rs6000_legitimate_address): Also check for TFmode for E500
27068 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27069 (spe_build_register_parallel): Handle TFmode and TCmode.
27070 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27072 (function_arg): Handle TFmode and TCmode for E500 double.
27073 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27075 (print_operand): Handle TFmode and TImode for %y.
27076 (rs6000_generate_compare): Handle TFmode comparisons for E500
27078 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27079 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27080 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27081 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27082 TFmode for E500 double.
27083 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27084 (floatsidf2): Enable for E500 double.
27085 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27086 (extenddftf2): Change to extenddftf2_fprs.
27087 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27088 depending on TARGET_E500_DOUBLE.
27089 (extendsftf2): Enable for E500 double.
27090 (trunctfdf2): Enable for E500 double.
27091 (trunctfsf2): Change to trunctfsf2_fprs.
27092 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27093 depending on TARGET_E500_DOUBLE.
27094 (floatsitf2): Enable for E500 double.
27095 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27096 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27097 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27098 (negtf2): Change to negtf2_internal.
27099 (negtf2): New expander.
27100 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27101 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27102 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27103 (movdi_internal32): Use rs6000_nonimmediate_operand.
27104 (unnamed splitter): Likewise.
27105 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27106 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27107 (SPE64TF, DITI): New mode macros.
27108 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27111 (frob_<mode>_di_2): New.
27112 (frob_tf_di_8_2): New.
27113 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27115 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27117 (frob_ti_<mode>_8_2): New.
27118 (frob_ti_tf_2): New.
27119 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27120 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27122 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27123 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27124 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27125 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27126 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27127 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27130 2007-01-23 Ian Lance Taylor <iant@google.com>
27132 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27134 (OBJS-archive): Reformat, alphabetize.
27135 (OBJS): Change out_object_file to OBJS-md.
27137 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27139 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27140 JUMP_P and CALL_P predicates where applicable.
27141 * config/i386/i386.c: Ditto.
27142 * config/i386/i386.md: Ditto.
27143 * config/i386/mmx.md: Ditto.
27144 * config/i386/predicates.md: Ditto.
27146 2007-01-22 Andreas Schwab <schwab@suse.de>
27148 * config/m68k/m68k.h: Fix comment.
27150 2007-01-22 Jan Hubicka <jh@suse.cz>
27152 * passes.c (init_optimization_passes): Do not rerun
27153 pass_early_warn_uninitialized.
27155 2007-01-22 Richard Guenther <rguenther@suse.de>
27157 PR tree-optimization/30038
27158 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27160 (execute_cse_sincos_1): Likewise.
27161 (execute_cse_sincos): Likewise.
27162 (gate_cse_sincos): Likewise.
27163 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27164 the cexpi() canonicalization of sincos().
27165 * tree-pass.h (pass_cse_sincos): Declare.
27166 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27168 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27170 PR rtl-optimization/29329
27171 * combine.c (replaced_rhs_insn): Rename to i2mod.
27172 (replaced_rhs_value): Rename to i2mod_new_rhs.
27173 (i2mod_old_rhs): New global variable.
27174 (combine_instructions): Adjust for above change. Save a copy of
27175 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27176 note are substituted in the second instruction.
27177 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27178 ditch the note if it pertains to the second eliminated register
27179 and this register is mentioned in i2mod_old_rhs.
27182 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27184 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27185 the insn to which the note was originally attached.
27187 2007-01-21 Jan Hubicka <jh@suse.cz>
27189 * ipa-inline.c (inlining_mode): Comment, move up.
27190 (cgraph_decide_inlining_incrementally): Do not perform inlining
27191 itself; fix handling of flattening of self recursive functions.
27192 (cgraph_find_cycles): Remove.
27193 (cgraph_flatten_node): Remove.
27194 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27195 (try_inline): New function.
27196 (cgraph_early_inlining): Update call of
27197 cgraph_decide_inlining_incrementally. Apply inlining here.
27198 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27200 2007-01-21 Dirk Mueller <dmueller@suse.de>
27203 * tree-vrp.c (check_array_bounds): do not warn
27204 about ADDR_EXPR's of ARRAY_REF's which are immediately
27205 used in binary expressions.
27207 2007-01-21 Ira Rosen <irar@il.ibm.com>
27209 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27210 read_write_dep and macros for its access.
27211 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27212 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27213 argument, call vect_check_interleaving for every independent pair of
27214 data-refs. Mark loads that access the same memory location as a store
27216 (vect_check_dependences): Remove.
27217 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27218 call, fix the call to vect_analyze_data_ref_dependence.
27219 (vect_analyze_data_ref_access): For statements that access the same
27220 data-ref, check that they are not stores; for loads, check that there
27221 is no store that access the same location.
27223 2007-01-20 Roger Sayle <roger@eyesopen.com>
27224 Joseph Myers <joseph@codesourcery.com>
27226 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27227 (-fdump-rtl-stack): Likewise.
27228 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27229 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27230 (-mpt-fixed): Use @minus{} for minus sign.
27231 (Using Precompiled Headers): Fix under/overfull hbox.
27233 2007-01-20 Jan Hubicka <jh@suse.cz>
27235 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27236 place within annotation.
27238 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27240 * pa.c (output_move_double): Change array size of xoperands to 4.
27242 2007-01-20 Jan Hubicka <jh@suse.cz>
27244 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27247 2007-01-19 Ian Lance Taylor <iant@google.com>
27249 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27250 constant to unsigned HOST_WIDE_INT before negating.
27252 2007-01-19 Ian Lance Taylor <iant@google.com>
27254 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27256 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27257 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27258 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27259 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27260 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27261 (realloc_vdef, realloc_vuse): Change second parameter to
27263 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27264 fields to unsigned.
27265 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27266 unsigned. Change x and lim locals to unsigned.
27267 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27269 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27270 (copy_virtual_operands): Change i and n locals to unsigned.
27272 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27274 PR middle-end/29335
27275 * builtins.c (fold_builtin_1): Handle builtin fdim.
27277 2007-01-20 Jan Hubicka <jh@suse.cz>
27279 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27280 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27281 init_alias_heapvars.
27282 (init_alias_heapvars): Initialize only when not already initialized.
27283 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27285 2007-01-19 Roger Sayle <roger@eyesopen.com>
27287 * common.opt (fsigned-zeros): New command line option.
27288 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27289 of flag_unsafe_math_optimizations.
27290 * opts.c (set_fast_math_flags): The -ffast-math command line option
27291 implies -fno-signed-zeros.
27292 (fast_math_flags_set_p): Likewise.
27294 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27295 the documentation of -ffast-math appropriately. Wrap long lines.
27297 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27299 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27300 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27302 2007-01-19 Tomas Bily <tbily@suse.cz>
27304 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27306 (tree_init_ic_make_global_vars): New function
27307 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27308 (tree_gen_ic_profiler): New function
27309 (tree_gen_ic_func_profiler): New function
27310 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27311 (tree_profile_hooks): Added hook for indirec/virtual calls
27312 * value-prof.c (tree_find_values_to_profile): New case for
27314 (tree_values_to_profile): Call for determining indirect/virtual
27316 (tree_indirect_call_to_profile): New function
27317 (tree_ic_transform): New function
27318 (tree_ic): New function
27319 (find_func_by_pid): New function
27320 (init_pid_map): New function
27321 (tree_value_profile_transformations): Added check for
27322 indirect/virtual call transformation
27323 * value-prof.h (enum hist_type): New counter type for
27324 indirect/virtual calls
27325 (profile_hooks): Added new hook for profiling indirect/virtual
27327 * profile.c (instrument_values): New case for indirect/virtual
27329 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27330 (GCOV_COUNTER_V_INDIR): New counter type
27331 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27332 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27334 * cgraph.c: Definition of cgraph_max_pid
27335 (cgraph_create_node): Default init of pid attribute
27336 * cgraph.h: Declaration of cgraph_max_pid
27337 (struct cgraph_node): Added pid attribute
27338 * libgcov.c (__gcov_indirect_call_profiler): New function
27339 (__gcov_one_value_profiler_body): New function
27340 (__gcov_one_value_profiler): Body was moved to
27341 __gcov_one_value_profiler_body and calls it
27343 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27345 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27346 * gengtype.c (write_types_data, write_func_for_structure,
27347 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27348 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27349 (walk_type, write_func_for_structure): Generate the mark_hook if
27352 2007-01-19 Jan Hubicka <jh@suse.cz>
27354 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27355 'early' argument take inlining mode argument specifying whether to
27356 inline for size/speeed or all functions; add support for flattening;
27358 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27360 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27363 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27364 the name of the declared identifier.
27366 2007-01-19 Dirk Mueller <dmueller@suse.de>
27368 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27369 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27370 duplicate evaluation.
27372 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27374 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27375 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27376 to XFMode, use acosxf2 and truncate result to requested mode.
27377 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27378 (asin<mode>2): Similarly, with asin expanders.
27379 (*fscalexf4_i387): Rename from *fscalexf4.
27380 (expNcorexf3): New expander.
27381 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27382 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27383 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27384 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27385 patterns for SSE math.
27386 (exp10<mode>2): Similarly, with exp10 expanders.
27387 (exp2<mode>2): Similarly, with exp2 expanders.
27388 (expm1<mode>2): Similarly, with expm1 expanders.
27389 (ldexp<mode>3): Similarly, with ldexp expanders.
27390 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27391 Use gen_truncxf<mode>2_i387_noop to truncate result.
27393 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27395 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27396 for ColdFire targets.
27398 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27399 Richard Sandiford <richard@codesourcery.com>
27401 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27402 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27403 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27404 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27405 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27406 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27408 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27410 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27411 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27412 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27413 (*adddi_dilshr32_cf): New pattern.
27414 (adddi3, subdi3): Remove first alternatives.
27416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27418 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27419 implemented using move.l, do not use its cc result for floating-point
27422 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27424 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27425 from accepting 's' constraints if flag_pic.
27427 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27429 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27430 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27431 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27432 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27434 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27436 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27437 ColdFire alternatives.
27438 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27439 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27440 architectures that support ff1 instruction.
27442 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27443 Julian Brown <julian@codesourcery.com>
27445 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27446 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27447 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27450 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27452 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27454 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27455 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27456 HOST_WIDE_INT instead of an rtx.
27457 (m68k_rtx_costs): Update call accordingly.
27458 (output_move_const_into_data_reg): Likewise. Fix formatting.
27459 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27461 (output_move_simode_const): Update calls after above changes.
27462 Rework to use automatic variables and predicates like MEM_P.
27463 * config/m68k/m68k.md (pushexthisi_const): Update call to
27466 2007-01-19 Dirk Mueller <dmueller@suse.de>
27468 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27469 in dump_flags test.
27471 2007-01-19 Richard Guenther <rguenther@suse.de>
27473 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27474 via cexp in case sincos is not available.
27476 2007-01-19 Richard Guenther <rguenther@suse.de>
27478 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27479 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27480 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27481 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27482 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27483 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27484 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27485 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27487 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27489 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27491 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27492 (atan2xf3): Directly generate RTL pattern.
27493 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27494 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27495 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27496 disable patterns for SSE math.
27497 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27498 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27499 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27500 disable patterns for SSE math.
27502 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27504 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27506 2007-01-18 Roger Sayle <roger@eyesopen.com>
27508 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27509 VIEW_CONVERT_EXPR to the same type as it's operand.
27511 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27513 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27514 configured for long double 128.
27516 2007-01-18 Mike Stump <mrs@apple.com>
27518 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27521 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27523 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27526 2007-01-18 Jan Hubicka <jh@suse.cz>
27528 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27529 greater than NUM_VOP_FREE_BUCKETS.
27531 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27533 * tree-ssa-structalias.c: Update comments.
27534 (ptabitmap_obstack): Removed.
27535 (pta_obstack): New.
27536 (oldpta_obstack): Ditto.
27537 (stats): Add a few members.
27538 (struct variable_info): Remove node, complex, address_taken, and
27539 indirect_target members. Add oldsolution member.
27540 (new_var_info): Do not initialize removed members.
27541 (constraint_expr_type): Remove INCLUDES.
27542 (constraint_graph): Add size, implicit_preds, rep,
27543 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27544 (FIRST_REF_NODE): New macro.
27545 (LAST_REF_NODE): Ditto.
27546 (FIRST_ADDR_NODE): Ditto.
27547 (find): New function.
27549 (dump_constraint): Do not handle INCLUDES.
27550 (insert_into_complex): Do not insert duplicate constraints.
27551 (condense_varmap_nodes): Renamed and rewritten into ...
27552 (merge_node_constraints): This. Also fix bug in handling of
27553 offseted copy constraints.
27554 (clear_edges_for_node): No longer need to deal with preds at all,
27555 or removing associated preds/succs.
27556 (merge_graph_nodes): Deal with indirect_cycles.
27557 Don't deal with predecessors.
27558 (add_implicit_graph_edge): New function.
27559 (add_pred_graph_edge): Ditto.
27560 (add_graph_edge): Don't deal with predecessors.
27561 (build_constraint_graph): Removed.
27562 (build_pred_graph): New function.
27563 (build_succ_graph): Ditto.
27564 (struct scc_info): Removed in_component. Added roots, dfs, and
27565 node_mapping. Remove visited_index, unification_queue.
27566 (scc_visit): Deal with union-find we do now.
27567 Deal with cycles with REF nodes.
27568 (collapse_nodes): Renamed and rewritten to ...
27569 (unify_nodes): This.
27570 (process_unification_queue): Removed.
27571 (topo_visit): Cleanup
27572 (do_da_constraint): Use find.
27573 (do_sd_constraint): Ditto.
27574 (do_ds_constraint): Ditto.
27575 (do_complex_constraint): Ditto.
27576 (init_scc_info): Update for removed and added members.
27577 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27578 (find_indirect_cycles): This.
27579 (equivalence_class): New variable.
27580 (label_visit): New function.
27581 (perform_variable_substitution): Rewritten.
27582 (free_var_substitution_info): New function.
27583 (find_equivalent_node): Ditto.
27584 (move_complex_constraints): Ditto.
27585 (eliminate_indirect_cycles): Ditto.
27586 (solve_graph): Only propagate changed bits.
27587 Use indirect cycle elimination.
27589 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27590 (tree_id_eq): Renamed to ...
27591 (tree_vi_eq): This. Update for member change
27592 (insert_id_for_tree): Renamed and rewritten to ...
27593 (insert_vi_for_tree): This.
27594 (lookup_id_for_tree): Renamed and rewritten to ...
27595 (lookup_vi_for_tree): This.
27596 (get_id_for_tree): Renamed and rewritten to ...
27597 (get_vi_for_tree): Ditto.
27598 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27599 (process_constraint): Don't handle INCLUDES.
27600 Remove special ADDRESSOF case.
27601 (find_func_aliases): Rewrite to use vi functions instead of id
27603 (create_function_info_for): Ditto.
27604 (create_variable_info_for): Ditto.
27605 (intra_create_variable_infos): Ditto.
27606 (merge_smts_into): Ditto.
27607 (find_what_p_points_to): Ditto.
27608 (init_base_vars): Ditto.
27609 (init_alias_vars): Ditto.
27610 (remove_preds_and_fake_succs): New function.
27611 (dump_sa_points_to_info): Dump new stats.
27612 (dump_solution_for_var): Use find.
27613 (set_used_smts): Fix formatting.
27614 (compute_points_to_sets): Updated for new functions.
27615 (ipa_pta_execute): Ditto.
27617 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27618 Richard Sandiford <richard@codesourcery.com>
27620 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27622 * calls.c (expand_call): If the return value is a PARALLEL,
27623 extract its first member.
27624 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27625 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27626 use FUNCTION_EXTRA_EPILOGUE.
27627 (m68k_function_value): Return a PARALLEL if the return value
27628 is of a pointer type.
27629 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27630 (FUNCTION_EXTRA_EPILOGUE): Remove.
27631 * config/m68k/m68k.md (D0_REG): New constant.
27633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27635 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27636 output a NOP for empty epilogues.
27638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27640 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27641 before function. Extend register save check to include all
27642 registers, not just integer ones.
27644 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27646 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27647 (m68k_use_return_insn): ...this.
27648 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27649 * config/m68k/m68k.c (use_return_insn): Rename to...
27650 (m68k_use_return_insn): ...this.
27651 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27652 of USE_RETURN_INSN.
27654 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27656 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27657 nearest even, fix denormal rounding overflow.
27659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27661 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27662 f%$smove and f%$move.
27663 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27664 (extendsfdf2_cf): Use fdmove instead of f%&move.
27665 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27666 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27668 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27670 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27673 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27675 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27676 (coldfire_single_format): Declare.
27677 (coldfire_double_format): Likewise.
27678 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27679 of qnan_msb_set to determine the lower bits of a canonical
27681 (encode_ieee_double): Likewise.
27682 (encode_ieee_quad): Likewise.
27683 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27684 (mips_single_format): Likewise.
27685 (ieee_double_format): Likewise.
27686 (mips_double_format): Likewise.
27687 (ieee_extended_motorola_format): Likewise.
27688 (ieee_extended_intel_96_format): Likewise.
27689 (ieee_extended_intel_128_format): Likewise.
27690 (ieee_extended_intel_96_round_53_format): Likewise.
27691 (ibm_extended_format): Likewise.
27692 (mips_extended_format): Likewise.
27693 (ieee_quad_format): Likewise.
27694 (mips_quad_format): Likewise.
27695 (vax_f_format): Likewise.
27696 (vax_d_format): Likewise.
27697 (vax_g_format): Likewise.
27698 (i370_single_format): Likewise.
27699 (i370_double_format): Likewise.
27700 (decimal_single_format): Likewise.
27701 (decimal_double_format): Likewise.
27702 (decimal_quad_format): Likewise.
27703 (c4x_single_format): Likewise.
27704 (c4x_extended_format): Likewise.
27705 (real_internal_format): Likewise.
27706 (coldfire_single_format): New real_format.
27707 (coldfire_double_format): Likewise.
27708 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27709 canonical_nan_lsbs_set.
27710 (pdp11_d_format): Likewise.
27711 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27712 if TARGET_COLDFIRE_CPU.
27714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27716 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27717 (output_call, m68k_legitimize_call_address): Declare.
27718 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27719 parenthesees. Add support for a 'W' constraint.
27720 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27721 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27722 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27723 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27725 (override_options): Initialize them. Do not set flag_no_function_cse
27726 for TARGET_ID_SHARED_LIBRARY.
27727 (m68k_output_pic_call): Delete.
27728 (m68k_legitimize_call_address): New function.
27729 (print_operand): Remove the %o prefix. Handle the %p prefix.
27730 (output_call): New function.
27731 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27732 target address from the GOT if symbolic jumps are not allowed.
27733 * config/m68k/m68k.md (call, general_operand): Do not set
27734 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27735 Merge separate flag_pic and !flag_pic define_insns into...
27736 (*call, *call_value): ...these new patterns. Match the address
27737 rather than the containing MEM and require it to be a call_operand.
27738 Use output_call to generate the asm template.
27739 * config/m68k/predicates.md (const_call_operand): New predicate.
27740 (call_operand): Likewise.
27742 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27744 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27745 (STACK_GROWS_DOWNWARD): Define to 1.
27746 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27747 comments, emphasizing that these values are only defaults.
27748 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27749 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27753 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27755 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27756 Richard Sandiford <richard@codesourcery.com>
27758 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27759 (FP_REGNO_P): New macros.
27760 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27761 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27762 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27763 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27767 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27768 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27770 * config/m68k/t-floatlib: New file, extracting common code from...
27771 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27772 * config/m68k/t-uclinux: Here.
27773 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27774 routines on ColdFire targets.
27776 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27778 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27779 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27780 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27781 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27782 explicitly set MOTOROLA to 1.
27783 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27786 Nathan Sidwell <nathan@codesourcery.com>
27788 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27789 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27790 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27791 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27792 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27793 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27794 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27795 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27796 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27797 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27798 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27799 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27800 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27801 (DBX_REGISTER_NUMBER): Delete.
27802 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27803 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27804 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27806 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27808 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27809 * config/flat.h: New file.
27810 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27811 OBJECT_FORMAT_FLAT.
27812 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27813 indirect references for -msep-data or -mid-shared-library.
27814 Do not use PC-relative code addresses either.
27815 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27817 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27818 for shared libraries and crt1.o for executables. Use crti.o and
27820 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27821 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27822 Do not add -elf2flt or -shared-lib-id options here.
27823 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27824 Pass -shared-lib-id if -mid-shared-library, taking the library
27825 identifier from -mshared-library-id if given, otherwise
27827 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27828 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27829 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27830 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27831 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27832 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27834 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27835 jump sequence for ISA A and ISA A+.
27836 (PICJUMP): Likewise.
27838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27840 * config.gcc (m68k-*-uclinux*): Base the port on the common
27841 and m68k GNU/Linux files rather than on the generic ELF ones.
27842 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27843 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27845 2007-01-18 Julian Brown <julian@codesourcery.com>
27846 Richard Sandiford <richard@codesourcery.com>
27848 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27849 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27850 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27852 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27853 80 unconditionally.
27854 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27858 * doc/install.texi: Document m68k-uclinuxoldabi.
27859 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27860 * config/m68k/uclinux-oldabi.h: New file, copied from
27861 config/m68k/uclinux.h.
27863 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27865 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27866 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27867 (m32r_compute_frame_size): Use unsigned for regno.
27868 (m32r_reload_lr): Use gen_frame_mem.
27870 (m32r_output_function_epilogue): Don't output the function epilogue
27872 (m32r_expand_epilogue): New.
27873 (direct_return): Return false if the function has the interrupt
27875 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27876 * config/m32r/m32r.md (epilogue): New expander.
27877 (return_lr, return_rte): New insns.
27878 (return): Make it expander.
27879 (return_normal): New expander.
27881 2007-01-18 Josh Conner <jconner@apple.com>
27884 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27885 support for UNLE, UNLT, UNGE, and UNGT.
27887 2007-01-18 Jan Hubicka <jh@suse.cz>
27889 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27890 * tree-tailcall (add_virtual_phis): Likewise.
27891 (optimize_tail_call): Return TODOs.
27892 (execute_tail_calls): Return TODOs.
27893 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27894 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27896 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27897 Cleanup cfg using TODO.
27898 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27899 * passes.c (execute_function_todo): When cleanup did something, remove
27901 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27902 (make_edges): Don't cleanup_cfg.
27904 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27906 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27907 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27908 operate on the top of stack.
27909 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27910 register handling of instructions that output to the second
27912 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27913 (move_for_stack_reg): Special-case check for dead destination
27914 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27916 * config/i386/i386.md (UNSPEC_TAN): New constant.
27917 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27918 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27919 to correctly model move of constant 1.0 to top stack slot.
27920 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27921 (unnamed peephole2 pattern): Remove corresponding peephole2
27922 pattern that optimizes tan insn and loading of constant 1.0.
27923 (tanxf2): Use fptanxf4_i387.
27924 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27925 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27926 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27927 disable patterns for SSE math.
27928 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27929 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27931 2007-01-18 Dirk Mueller <dmueller@suse.de>
27932 Richard Guenther <rguenther@suse.de>
27935 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27936 * common.opt (Warray-bounds): Add new warning option.
27937 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27939 * Makefile.in: make tree-vrp.o depend on toplev.h
27940 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27942 (check_array_refs, check_array_bounds, check_array_ref): New.
27944 2007-01-18 Jan Hubicka <jh@suse.cz>
27946 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27947 (execute_ssa_ccp): Return flags conditionally.
27948 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27950 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27952 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27954 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27955 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27957 * Makefile.c (GTFILES): Add cfglayout.h.
27958 * gengtype.c (open_base_files): Likewise.
27959 * cfglayout.c (cfg_layout_function_footer,
27960 cfg_layout_function_header) Reindent to make gengtype happy.
27961 * cfglayout.h (cfg_layout_function_footer,
27962 cfg_layout_function_header): Add GTY(()) marker.
27964 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27966 2007-01-18 Ben Elliston <bje@au.ibm.com>
27968 * genautomata.c (write_automata): Include xstrerror output in the
27969 error message if writing the DFA description file fails.
27971 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27973 * config/mips/mips-protos.h (mips_output_external): Make it
27975 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27976 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27977 (extern_list): Likewise.
27978 (extern_head): Likewise.
27979 (TARGET_ASM_FILE_END): Likewise.
27980 (mips_file_end): Likewise.
27981 (mips_output_external): Rewritten.
27983 2007-01-18 Ben Elliston <bje@au.ibm.com>
27985 * genpreds.c (write_insn_preds_c): Only write out the function
27986 body for regclass_for_constraint if we have register constraints.
27988 2007-01-17 Tom Tromey <tromey@redhat.com>
27990 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27991 * doc/install.texi (Testing): Use sourceware.org.
27992 (Binaries): Likewise.
27993 (Specific): Likewise.
27994 * doc/contrib.texi (Contributors): Use sourceware.org.
27996 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27998 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27999 (AVR_ENHANCED): Rename to ...
28000 (AVR_HAVE_MUL): ... new.
28001 (avr_enhanced_p): Rename to ...
28002 (avr_have_mul_p): ... new.
28003 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28004 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28005 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28006 (avr_have_mul_p): ... new.
28007 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28008 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28009 'avr_enhanced_p' and 'enhanced'.
28010 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28011 AVR_HAVE_MUL instead of AVR_ENHANCED.
28012 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28013 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28014 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28015 instead of AVR_ENHANCED.
28016 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28017 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28018 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28020 2007-01-17 Ian Lance Taylor <iant@google.com>
28022 * vec.h (VEC_reserve_exact): Define.
28023 (vec_gc_p_reserve_exact): Declare.
28024 (vec_gc_o_reserve_exact): Declare.
28025 (vec_heap_p_reserve_exact): Declare.
28026 (vec_heap_o_reserve_exact): Declare.
28027 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28029 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28030 negative parameter.
28031 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28032 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28033 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28034 * vec.c (calculate_allocation): Add exact parameter. Change all
28036 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28037 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28038 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28039 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28040 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28041 (vec_heap_p_reserve_exact): New function.
28042 (vec_heap_o_reserve_exact): New function.
28044 2007-01-17 Jan Hubicka <jh@suse.cz>
28046 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28048 2007-01-17 Eric Christopher <echristo@apple.com>
28050 * config.gcc: Support core2 processor.
28052 2007-01-16 Jan Hubicka <jh@suse.cz>
28054 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28055 the names, just unlink the chain so we don't crash on dangling
28059 2007-01-16 Jan Hubicka <jh@suse.cz>
28061 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28062 * tree-pass.h: Reorder to make IPA passes appear toegher.
28063 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28065 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28066 parameters, do not call early inliner.
28067 * ipa-inline.c: Update comments. Include tree-flow.h
28068 (cgraph_decide_inlining): Do not compute inlining parameters.
28069 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28070 be called with function context set up.
28071 (pass_ipa_inline): Remove unreachable functions before pass.
28072 (cgraph_early_inlining): Simplify assuming to be called from the
28074 (pass_early_inline): New pass.
28075 (cgraph_gate_ipa_early_inlining): New gate.
28076 (pass_ipa_early_inline): Turn into simple wrapper.
28077 (compute_inline_parameters): New function.
28078 (gate_inline_passes): New gate.
28079 (pass_inline_parameters): New pass.
28080 (apply_inline): Move here from tree-optimize.c
28081 (pass_apply_inline): New pass.
28082 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28084 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28085 doing them by hand.
28086 (tree_function_versioning): Do not allocate dummy struct function.
28087 * tree-inline.h (optimize_inline_calls): Update prototype.
28088 * tree-optimize.c (execute_fixup_cfg): Export.
28089 (pass_fixup_cfg): Remove
28090 (tree_rest_of_compilation): Do not apply inlines.
28091 * tree-flow.h (execute_fixup_cfg): Declare.
28092 * Makefile.in (gt-passes.c): New.
28093 * passes.c: Include gt-passes.h
28094 (init_optimization_passes): New passes.
28095 (nnodes, order): New static vars.
28096 (do_per_function_toporder): New function.
28097 (execute_one_pass): Dump current pass here.
28098 (execute_ipa_pass_list): Don't dump current pass here.
28100 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28102 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28103 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28105 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28107 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28108 (strong_alias): Define.
28109 (__gcc_qmul): Provide non-FMA for soft-float.
28110 (__gcc_qdiv): Same.
28115 (__gcc_qunord): New.
28125 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28126 soft-float functions.
28127 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28128 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28129 about long double soft float.
28131 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28132 Tehila Meyzels <tehila@il.ibm.com>
28134 * tree-vectorizer.h (is_pattern_stmt_p): New.
28135 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28136 formatting (tabs instead of spaces). Cleanup and clarify setting
28137 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28138 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28139 (vectorizable_type_demotion): Check that types are integral.
28140 (vectorizable_type_promotion): Likewise.
28141 (vectorizable_store): Fix typo. Eliminate new-line at end of
28144 2007-01-16 Jan Hubicka <jh@suse.cz>
28146 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28149 2007-01-15 Eric Christopher <echristo@apple.com>
28151 * ifcvt.c: Include vec.h, vecprim.h.
28152 (check_cond_move_block): New argument regs.
28153 Reorganize. Add registers used to regs.
28154 (cond_move_process_if_block): Use regs set above as
28157 2007-01-15 Eric Christopher <echristo@apple.com>
28159 * config/darwin.h: Update copyright.
28160 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28161 (LINK_COMMAND_SPEC): Add -u.
28162 (LINK_SPEC): Fix umbrella for above.
28164 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28166 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28169 2007-01-15 Tom Tromey <tromey@redhat.com>
28171 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28172 * doc/install.texi (Testing): Don't mention jacks.
28173 (Configuration): Document --enable-java-maintainer-mode. Move
28174 --with-java-home to libgcj-specific section. Document
28176 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28178 2007-01-15 Jan Hubicka <jh@suse.cz>
28180 * tree-ssa-dce.c (DCE_TODOs): New.
28181 (propagate_necessity): Return if something changed.
28182 (eliminate_unnecessary_stmts): Likewise.
28183 (perform_tree_ssa_dce): Return TODO flags when needed.
28184 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28186 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28188 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28189 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28190 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28191 patterns using X87MODEF12 mode macro. Extend operand 1
28192 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28193 (log10<mode>2): Ditto.
28194 (log2<mode>2): Ditto.
28195 (log1p<mode>2): Ditto.
28196 (logb<mode>2): Ditto.
28197 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28198 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28199 (*fxtractxf3_i387): Rename from *fxtractxf3.
28200 (fxtract_extend<mode>xf3_i387): New insn pattern.
28201 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28202 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28203 and gen_fyl2xxf3_i387().
28205 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28207 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28208 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28209 get_loop_exit_edges. Changed return type to bool.
28210 * cfgloop.h (fix_loop_placement): Declaration removed.
28212 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28214 * param.h (MIN_VECT_LOOP_BOUND): New.
28215 * params.def (MIN_VECT_LOOP_BOUND): New.
28216 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28217 argument - minimum threshold for number of iterations.
28218 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28219 argument to declaration.
28220 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28221 MIN_VECT_LOOP_BOUND.
28222 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28223 slpeel_tree_peel_loop_to_edge with additional argument.
28224 (vect_do_peeling_for_alignment): Likewise.
28225 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28227 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28230 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28231 operands of size 1.
28233 2007-01-14 Jan Hubicka <jh@suse.cz>
28235 * tree-dfa.c (remove_referenced_var): New function.
28236 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28237 prune referenced vars list too.
28238 * tree-flow.h (remove_referenced_var): Declare.
28240 2007-01-14 Jan Hubicka <jh@suse.cz>
28242 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28244 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28245 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28246 * except.h (verify_eh_throw_table_statements): Kill prototype.
28247 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28248 into call exrepssions.
28249 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28251 * tree-cfg.c: Include pointer-set.h.
28252 (verify_node_sharing): Work on pointer set.
28253 (verify_eh_throw_stmt_node): New.
28254 (verify_stmts): Use pointers sets, verify throw_stmt.
28256 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28258 * ipa-reference.c (analyze_function): Consider also addresses taken
28261 2007-01-12 Roger Sayle <roger@eyesopen.com>
28263 * c-typeck.c (null_pointer_constant_p): Replace use of
28264 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28265 (build_c_cast): Likewise.
28267 2007-01-12 Roger Sayle <roger@eyesopen.com>
28269 * tree.h (force_fit_type_double): Remove unused final argument.
28270 * c-common.c (constant_expression_warning): Replace use of
28271 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28272 (convert_and_check): Likewise.
28273 (shorten_compare): Update call to force_fit_type_double.
28274 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28275 * convert.c (convert_to_pointer): Update call to
28276 force_fit_type_double.
28277 * fold-const.c (force_fit_type_double): Remove overflowed_const
28279 (int_const_binop, fold_convert_const_int_from_int,
28280 fold_convert_const_int_from_real, fold_div_compare,
28281 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28282 fold_abs_const, fold_not_const): Remove the final argument from
28283 calls to force_fit_type_double.
28285 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28287 * configure.ac: Set insn to "nop" for spu-*-* also.
28288 * configure: Regenerate.
28290 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28292 * builtins.def : Add BUILT_IN_FREE.
28294 2007-01-12 Jan Hubicka <jh@suse.cz>
28296 PR tree-optimization/30443
28297 * tree-inline.c (tree_function_versioning): Do not optimize when
28298 cloning for inlining.
28300 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28302 * doc/loop.texi: Document recording of loop exits.
28303 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28304 (update_single_exits_after_duplication,
28305 update_single_exit_for_duplicated_loop,
28306 update_single_exit_for_duplicated_loops): Removed.
28307 (duplicate_loop_to_header_edge): Do not call
28308 update_single_exits_after_duplication and
28309 update_single_exit_for_duplicated_loops.
28310 (loop_version): Do not update single_exit information.
28311 (fix_loop_structure): Use record_loop_exits instead of
28312 mark_single_exit_loops.
28313 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28314 the lists of loop exits.
28315 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28316 split_edge, merge_blocks): Update the lists of loop exits.
28317 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28318 loop_optimizer_init.
28319 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28320 of mark_single_exit_loops.
28321 (loop_optimizer_finalize): Call release_recorded_exits.
28322 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28323 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28324 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28325 update single exit information.
28326 * lambda-code.c (perfect_nestify): Ditto.
28327 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28328 (mark_single_exit_loops): Removed.
28329 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28330 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28331 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28333 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28334 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28335 (verify_loop_structure): Verify consistency of the exit lists.
28336 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28337 (set_single_exit): Removed.
28338 * cfgloop.h (struct loop_exit): New function.
28339 (struct loop): single_exit_ field replaced by exits field.
28340 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28341 LOOPS_HAVE_RECORDED_EXITS.
28342 (struct loops): Added exits hash.
28343 (mark_single_exit_loops, set_single_exit): Declaration removed.
28344 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28346 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28348 * doc/invoke.texi: Avoid use of @headitem.
28350 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28352 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28354 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28356 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28359 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28360 Richard Sandiford <richard@codesourcery.com>
28362 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28363 * config/m68k/m68k.opt: Resort options.
28364 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28366 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28367 Richard Sandiford <richard@codesourcery.com>
28369 * doc/invoke.texi: Document the macros that are defined by
28370 m68k's -mtune and -mhard-float options.
28371 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28372 (m68k_cpp_cpu_family): Likewise.
28373 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28374 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28375 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28376 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28377 (m68k_cpp_cpu_family): Likewise.
28379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28381 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28382 macros besides mc68000 as tuning macros. Use a switch statement
28383 to set them and mcpu32.
28385 2007-01-12 Julian Brown <julian@codesourcery.com>
28387 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28388 (TARGET_68040_ONLY): Rename to...
28389 (TARGET_68040): ...this.
28390 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28391 * config/m68k/m68k.md: Likewise.
28393 2007-01-12 Julian Brown <julian@codesourcery.com>
28394 Nathan Sidwell <nathan@codesourcery.com>
28395 Richard Sandiford <richard@codesourcery.com>
28397 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28398 the -mcpu= argument associated with the --with-cpu setting.
28399 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28400 if different from the one implied by the -mcpu setting.
28401 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28402 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28403 * doc/invoke.texi: Mention ColdFire in the introduction to the
28404 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28405 -mno-div and -mhard-float options. Make -m68881 a synonym for
28406 -mhard-float. Document the previously-undocumented -m5206e,
28407 -m528x, -m5307 and -m5407 options. Tweak the existing option
28408 documentation for consistency.
28409 * doc/install.texi: Mention new --with-cpu arguments.
28410 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28411 default CPU if neither -mcpu nor -march are specified.
28412 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28413 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28414 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28415 using m68k_tune to decide between families that implement the
28416 same ISA. Use m68k_tune to set __mcfv4e__.
28417 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28418 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28419 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28420 (FL_ISA_C, FL_ISA_MMU): New macros.
28421 (MASK_COLDFIRE): Delete.
28422 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28423 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28424 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28425 (TARGET_HARD_FLOAT): Do not define here.
28426 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28427 (TUNE_68000): New macro.
28428 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28429 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28430 (TUNE_CFV2): Redefine in terms of m68k_tune.
28431 (uarch_type, target_device, fpu_type): New enums.
28432 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28433 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28434 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28435 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28436 (FL_FOR_isa_c): New macros.
28437 (m68k_isa): New enum.
28438 (m68k_target_selection): New structure.
28439 (all_devices, all_isas, all_microarchs): New tables.
28440 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28441 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28442 (MASK_ALL_CPU_BITS): Delete.
28443 (m68k_find_selection): New function.
28444 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28445 Map the legacy target options to a combination of the new ones.
28446 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28447 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28448 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28450 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28451 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28453 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28454 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28455 * config/m68k/m68k-devices.def: New file.
28457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28458 Nathan Sidwell <nathan@codesourcery.com>
28460 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28461 (SUBTARGET_EXTRA_SPECS): New macros.
28462 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28463 use %(asm_cpu_spec) instead.
28464 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28465 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28466 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28467 (EXTRA_SPECS): Rename to...
28468 (SUBTARGET_EXTRA_SPECS): ...this.
28470 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28471 Richard Sandiford <richard@codesourcery.com>
28472 Julian Brown <julian@codesourcery.com>
28474 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28475 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28476 to the configuration's default CPU.
28477 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28478 Remove default masks.
28479 (m680[012]0-*-*): Set the default with_cpu to the first part of
28481 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28482 (m68k*-*-linux): Extend the --with-cpu handling to...
28483 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28484 and m68010. Don't set target_cpu_default2.
28485 * doc/install.texi: Document --with-cpu for m68k.
28486 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28487 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28488 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28489 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28490 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28491 (ASM_SPEC): Remove use of %(asm_cpu_default).
28492 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28493 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28494 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28495 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28496 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28497 (TARGET_DEFAULT): Delete.
28498 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28499 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28500 (CPP_CPU_SPEC): Delete.
28501 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28502 the appropriate string.
28503 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28504 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28505 (ASM_SPEC): Don't use %(asm_default_spec).
28506 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28507 TARGET_DEFAULT and add MASK_68881.
28508 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28512 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28513 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28514 MASK_68010 alongside MASK_68020.
28515 * doc/invoke.texi: Document -m68010.
28516 * config/m68k/m68k.opt (m68010): New.
28517 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28519 (TUNE_68010): New macro.
28520 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28521 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28522 (M68K_CPU_m68332): Add MASK_68010.
28523 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28524 fallback definition.
28525 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28527 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28528 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28529 to all entries that use MASK_68020.
28530 (output_move_simode_const, output_move_himode, output_move_qimode)
28531 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28532 instead of TARGET_68020 to select clr behavior. Remove comment
28533 about there being no TARGET_68010.
28534 * config/m68k/m68k.md: Likewise throughout.
28536 2007-01-12 Julian Brown <julian@codesourcery.com>
28538 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28539 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28540 * config/m68k/m68k.md: Likewise.
28542 2007-01-12 Julian Brown <julian@codesourcery.com>
28544 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28545 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28547 2007-01-12 Julian Brown <julian@codesourcery.com>
28549 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28550 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28551 * config/m68k/m68k.md: Likewise.
28553 2007-01-12 Julian Brown <julian@codesourcery.com>
28554 Richard Sandiford <richard@codesourcery.com>
28556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28557 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28558 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28560 (TARGET_CPU32): Rename to...
28561 (TUNE_CPU32): ...this.
28562 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28563 (TUNE_CFV2): New macros.
28564 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28565 remove conditions that are implied by TARGET_68020.
28566 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28567 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28568 (m68k_output_function_epilogue): Likewise.
28569 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28570 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28571 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28572 non-68000 timings. Refactor multiplication and division costs.
28573 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28574 TUNE_CPU32 instead of TARGET_CPU32.
28575 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28576 and TUNE_68060 instead of TARGET_68060.
28577 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28578 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28580 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28581 && !TARGET_COLDFIRE" to choose between moveq and clr.
28582 Likewise in the unnamed movsf pattern.
28583 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28584 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28587 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28590 of tabbing before backslashes.
28592 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28594 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28595 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28596 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28598 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28600 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28601 find_interesting_uses_cond.
28602 (find_interesting_uses_cond): Use extract_cond_operands.
28603 (rewrite_use_compare): Use extract_cond_operands and
28604 force_gimple_operand_bsi. Do not call update_stmt.
28605 (determine_use_iv_cost_condition): Use extract_cond_operands.
28606 Return cheaper of using original bound and changing the exit bound.
28608 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28610 PR tree-optimization/29516
28611 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28612 most_expensive_mult_to_index, addr_to_parts,
28613 create_mem_ref, maybe_fold_tmr): Make the type of
28614 fields of TARGET_MEM_REF sizetype.
28615 (move_fixed_address_to_symbol, move_pointer_to_base):
28617 * tree.def (TARGET_MEM_REF): Add comment on types of
28620 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28622 * c-common.c (vector_types_convertible_p): Treat opaque types as
28623 always convertible if they have the same size, but not otherwise.
28625 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28627 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28628 Remove the b_unconditional field.
28629 (noce_try_sign_mask): Do not look at b_unconditional.
28630 (noce_process_if_block): Do not use merge_if_blocks. Update
28631 the CFG here. Do not set b_unconditional.
28632 (cond_move_process_if_block): Likewise.
28633 (find_cond_trap): Likewise.
28634 (check_cond_move_block): Require simple jump insns at the end
28635 of the basic block.
28637 2007-01-11 Jan Hubicka <jh@suse.cz>
28639 PR tree-optimization/1046
28640 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28641 when alias info is not ready.
28642 (pass_tail_recursion): Do not require aliasing.
28643 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28644 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28645 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28646 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28647 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28648 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28649 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28651 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28652 When aliasing is not build, mark statement as volatile.
28654 2007-01-11 Tom Tromey <tromey@redhat.com>
28656 PR preprocessor/15185, PR preprocessor/20989:
28657 * doc/cppopts.texi <-MT>: Update description of algorithm for
28658 computing default target.
28659 <-M, -MD>: Reword "basename" text.
28661 2007-01-11 Roger Sayle <roger@eyesopen.com>
28663 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28664 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28665 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28666 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28667 fold_builtin_bswap, real_constp, fold_builtin_pow,
28668 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28669 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28670 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28671 * convert.c (convert_to_pointer): Likewise.
28672 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28673 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28674 const_binop, fold_convert_const_int_from_int,
28675 fold_convert_const_int_from_real,
28676 fold_convert_const_real_from_real, sign_bit_p,
28677 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28678 fold_sign_changed_comparison, fold_unary, fold_comparison,
28679 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28680 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28681 * print-tree.c (print_node_brief, print_node): Likewise.
28682 * stor-layout.c (place_field, layout_type): Likewise.
28683 * tree-chrec.c (keep_cast): Likewise.
28684 * tree.c (build_vector, build_real, build_real_from_int_cst,
28685 build_complex): Likewise.
28687 2007-01-11 Roger Sayle <roger@eyesopen.com>
28689 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28690 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28692 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28694 * configure.ac (strict1_warn): Rename to strict_warn.
28695 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28696 cc_set_by_configure, quoted_cc_set_by_configure,
28697 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28698 all_boot_languages, all_stagestuff): Remove.
28699 (target_list): Remove bootstrap targets.
28700 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28701 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28702 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28703 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28704 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28705 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28706 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28707 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28708 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28709 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28710 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28711 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28712 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28713 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28714 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28715 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28716 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28717 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28718 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28719 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28720 (mostlyclean): Adjust.
28721 (clean, distclean): Don't mention bootstrap stuff.
28722 * configure: Regenerate.
28723 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28724 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28725 treelang/config-lang.in (stagestuff): Remove.
28726 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28727 stageprofile, stagefeedback, stagestuff): Remove mention.
28729 2007-01-11 Nick Clifton <nickc@redhat.com>
28731 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28733 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28734 (mcore_arith_K_S_operand): Run the test for the S constraint not
28735 the test for the M constraint.
28736 (mcore_addsub_operand): Do not accept integer values that are
28737 larger than 32 bits.
28738 * config/mcore/mcore.md: Remove unused constraints from split.
28739 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28740 (addsi3): Likewise.
28741 (allocate_stack): Likewise.
28742 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28743 operands to 32 bits.
28744 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28746 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28747 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28748 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28749 mcore_output_bclri, mcore_output_andn, output_inline_const,
28750 mcore_output_move, mcore_output_movedouble): Likewise.
28751 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28752 (output_inline_const): Likewise.
28753 (output_inline_const): Fix format strings used in sprintf
28755 * config/mcore/mcore-protos.h: Update prototypes for changed
28756 functions in mcore.c.
28757 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28758 HOST_WIDE_INT and not int.
28759 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28760 CONST_OK_FOR_N): Likewise.
28761 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28762 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28765 2007-01-10 Jan Hubicka <jh@suse.cz>
28767 * tree-vrp.c (remove_range_assertions): Release defs.
28768 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28769 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28771 2007-01-10 Paul Brook <paul@codesourcery.com>
28773 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28774 * config/arm/arm.md (mulsi3subsi): New insn.
28776 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28778 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28779 (tree_transform_and_unroll_loop): New.
28780 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28783 2007-01-10 Robert Kennedy <jimbob@google.com>
28785 * fold-const.c (fold_comparison): Fold comparisons like (x *
28786 1000 < 0) to (x < 0).
28788 2007-01-10 Ian Lance Taylor <iant@google.com>
28790 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28791 operands have the same priority.
28793 2007-01-10 Tom Tromey <tromey@redhat.com>
28795 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28796 (fold_binary): Likewise.
28797 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28798 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28799 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28800 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28801 * langhooks.h (struct lang_hooks): Removed field
28802 'can_use_bit_fields_p'.
28804 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28806 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28808 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28810 * function.c (get_last_funcdef_no): New function.
28811 * function.h (get_last_funcdef_no): Declare.
28812 * tree-inline.c (initialize_cfun): Add initialization.
28813 (tree_function_versioning): Cleanup.
28815 2007-01-10 Jan Hubicka <jh@suse.cz>
28817 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28820 2007-01-10 Sa Liu <saliu@de.ibm.com>
28821 Ben Elliston <bje@au.ibm.com>
28823 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28824 for SAVE_NONLOCAL and Pmode for any other save level.
28825 * spu-protos.h (spu_restore_stack_block): Declare.
28826 * spu.md (save_stack_block): Remove.
28827 (restore_stack_block): Call spu_restore_stack_block.
28828 * spu.c (spu_restore_stack_block): New function.
28829 (spu_expand_epilogue): Remove old comment.
28831 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28833 PR tree-optimization/30322
28834 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28835 (cand_value_at): Return the value as aff_tree.
28836 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28837 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28838 aff_combination_mult): New functions.
28839 (aff_combination_add): Use aff_combination_add_cst.
28840 (aff_combination_convert): Allow conversions to a wider type.
28841 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28842 * tree-affine.h (aff_combination_mult): Declare.
28844 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28846 * doc/tm.texi: Update documentation to reflect reality of exec
28847 and start file search behaviours. Update copyright year.
28848 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28849 header file directories.
28851 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28853 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28854 (*cosxf2): Rename to cosxf2_i387.
28855 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28856 using X87MODEF12 mode macro. Rename patterns to
28857 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28859 (*cosdf2, *cossf2): Ditto.
28860 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28861 to match extended input operands.
28862 (sincos<mode>3): New expander.
28863 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28864 insn patterns and corresponding splitters.
28866 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28868 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28869 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28871 2007-01-09 Nicolas Pitre <nico@cam.org>
28874 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28876 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28878 * target.h (struct gcc_target): New field library_rtti_comdat.
28879 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28880 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28881 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28882 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28884 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28886 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28888 2007-01-08 Richard Guenther <rguenther@suse.de>
28890 * tree.h (force_fit_type_double): Export.
28891 (force_fit_type): Remove.
28892 * fold-const.c (force_fit_type_double): New function.
28893 (force_fit_type): Remove.
28894 (int_const_binop): Use it.
28895 (fold_convert_const_int_from_int): Likewise.
28896 (fold_convert_const_int_from_real): Likewise.
28897 (fold_div_compare): Likewise.
28898 (fold_sign_changed_comparison): Likewise.
28899 (fold_unary): Likewise.
28900 (fold_negate_const): Likewise.
28901 (fold_abs_const): Likewise.
28902 (fold_not_const): Likewise.
28903 * c-common.c (shorten_compare): Use force_fit_type_double.
28904 * convert.c (convert_to_pointer): Likewise.
28906 2007-01-08 Richard Guenther <rguenther@suse.de>
28908 * tree.h (build_int_cst_wide_type): Export.
28909 * tree.c (build_int_cst_wide_type): New function.
28910 (build_int_cst_wide): Fix comment.
28911 * builtins.c (fold_builtin_object_size): Use build_int_cst
28912 to build -1 or 0 of the correct type. Use fit_double_type
28913 to check for overflow.
28914 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28916 (decode_field_reference): Likewise.
28917 (all_ones_mask_p): Likewise.
28918 (native_interpret_int): Use build_int_cst_wide_type.
28919 (fold_binary): Use build_int_cst_type to build an all-ones
28921 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28923 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28925 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28927 2007-01-09 Ben Elliston <bje@au.ibm.com>
28929 * genautomata.c (STATS_OPTION): New option.
28930 (stats_flag): New flag.
28931 (gen_automata_option): Handle it.
28932 (initiate_automaton_gen): Ditto.
28933 (write_automata): Output statistics only if stats_flag is
28934 set. Likewise, output time statistics only if time_flag is set.
28935 * doc/md.texi (Processor pipeline description): Document new flag.
28937 2007-01-08 Richard Guenther <rguenther@suse.de>
28939 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28940 * tree.c (build_int_cst_type): Likewise.
28941 (size_in_bytes): Don't call force_fit_type on the result.
28942 (int_fits_type_p): Use fit_double_type.
28943 * fold-const.c (fit_double_type): New function.
28944 (force_fit_type): Use it.
28945 * tree.h (fit_double_type): Export.
28947 2007-01-08 Jan Hubicka <jh@suse.cz>
28949 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28950 * ipa.c (function_and_variable_visibility): Fix return type.
28952 2007-01-08 Richard Guenther <rguenther@suse.de>
28954 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28955 of offset to build the index.
28956 * tree-pretty-print.c (dump_generic_node): Don't build negated
28957 const just for printing.
28958 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28959 * builtins.c (fold_builtin_int_roundingfn): Check if result
28960 fits the type by using force_fit_type and comparing the result.
28961 * predict.c (predict_loops): Use compare_tree_int for comparison.
28962 * tree.c (build_int_cst): Fall back to integer_type_node for
28964 (build_int_cst_wide): Assert type is non-null.
28966 2007-01-08 Roberto Costa <roberto.costa@st.com>
28968 * tree-vrp.c (extract_range_from_cond_expr): New.
28969 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28970 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28972 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28973 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28974 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28975 used as expressions.
28976 * tree-object-size.c (cond_expr_object_size): New.
28977 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28979 2007-01-08 Jan Hubicka <jh@suse.cz>
28981 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28982 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28985 2007-01-08 Richard Guenther <rguenther@suse.de>
28987 PR tree-optimization/23603
28988 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28989 (extract_range_from_binary): Fall back to truthvalue instead of
28990 varying for TRUTH_*_EXPR.
28991 (extract_range_from_comparison): Fall back to truthvalue instead of
28993 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28994 if all visited PHI values were constant.
28996 2007-01-08 Jan Hubicka <jh@suse.cz>
28998 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28999 (cgraph_analyze_function): break out from ...
29000 (cgraph_finalize_compilation_unit): ... here.
29001 (cgraph_expand_function): Remove forgoten commented out line.
29002 (cgraph_optimize): Analyze functions.
29004 2007-01-08 Jan Hubicka <jh@suse.cz>
29006 * tree-pas.h (TODO_remove_function): New flag.
29007 (TODO_update*): Renumber.
29008 (pass_ipa_increase_alignment,
29009 pass_ipa_function_and_variable_visibility): New passes.
29010 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29011 (cgraph_function_and_variable_visibility): Move to ipa.c
29012 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29013 cgraph_increase_alignment.
29014 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29015 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29016 calling tree-inline.
29017 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29018 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29019 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29020 (gate_increase_alignment): New function.
29021 (pass_ipa_increase_alignment): New pass.
29022 * ipa.c: Inline tree-pass.h and timevar.h
29023 (function_and_variable_visibility): Move here from cgraphunit.c
29024 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29025 * passes.c (init_optimization_passes): Add the two new passes.
29026 (execute_todo): Handle cgraph_remove_functions.
29028 2007-01-08 Nick Clifton <nickc@redhat.com>
29030 * config/frv/predicates.md (reg_or_0_operand): Accept
29033 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29035 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29036 * config.gcc: Add bfin*-rtems*.
29038 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29040 * c.opt: Add -flax-vector-conversions.
29041 * c-typeck.c (convert_for_assignment): Pass flag to
29042 vector_types_convertible_p to allow emission of note.
29043 (digest_init): Likewise.
29044 * c-opts.c: Handle -flax-vector-conversions.
29045 * c-common.c (flag_lax_vector_conversions): New.
29046 (vector_types_convertible_p): Unless -flax-vector conversions
29047 has been passed, disallow conversions between vectors with
29048 differing numbers of subparts and/or element types. If such
29049 a conversion is disallowed, possibly emit a note on the first
29050 occasion only to inform the user of -flax-vector-conversions.
29051 The new last argument specifies this.
29052 * c-common.h (flag_lax_vector_conversions): New.
29053 (vector_types_convertible_p): Add extra argument.
29054 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29055 char_type_node for V*QI type vectors.
29056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29057 Update to satisfy new typechecking rules.
29058 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29059 C and C++ variants.
29060 * doc/invoke.texi (C Dialect Options): Document
29061 -flax-vector-conversions.
29063 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29065 PR tree-optimization/29877
29066 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29067 a register variable on the RHS to not be replaceable.
29069 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29070 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29071 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29072 const_simm15, const_pow2, const_npow2): Added.
29073 * config/score/misc.md (insv, extv, extzv, movmemsi,
29074 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29075 * config/score/score.c (score_address_cost, score_select_cc_mode):
29077 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29078 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29079 Update score_print_operand.
29080 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29081 Adjust register allocate order and update some macro define.
29082 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29083 mdx_block_move_straight, mdx_block_move_loop_head,
29084 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29085 mdx_block_move_loop, mdx_block_move): Added.
29086 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29087 mdp_limm): Updated and fix some bug and typo.
29088 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29089 (movsf, movdf, doloop_end): Added.
29091 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29093 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29094 config/arm/thumb2.md: Fix comment typos.
29095 * doc/extend.texi: Fix a typo.
29097 2007-01-07 Eric Christopher <echristo@apple.com>
29099 * configure.ac: Check for __stack_chk_fail for darwin.
29100 * configure: Regenerate.
29102 2007-01-07 Richard Guenther <rguenther@suse.de>
29104 * tree-vrp.c (extract_range_from_assert): CSE calls to
29105 compare_values where possible.
29106 (extract_range_from_unary_expr): Likewise.
29108 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29110 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29111 * config/avr/avr.c (call_insn_operand): Delete function.
29112 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29113 instead of register number. Use predicates.
29114 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29115 call_insn_operand): Add.
29117 2007-01-06 Jan Hubicka <jh@suse.cz>
29119 * tree-pass.h (pass_build_cgraph_edges): Declare.
29120 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29121 (visited_nodes): Remove.
29122 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29123 build_cgrpah_edges; make visited_nodes local.
29124 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29125 (record_references_in_initializer): Move to cgraphbuild.c
29126 (initialize_inline_failed, rebuild_cgraph_edges,
29127 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29128 (verify_cgraph_node): Make visited_nodes local.
29129 (cgraph_analyze_function): Do not call cgraph_create_edges and
29130 initialize_inline_failed.
29131 (cgraph_expand_function): Do not call cgraph_lower_function;
29132 assert that function is already lowered.
29133 * Makefile.in (cgraphbuild.o): New.
29134 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29135 at the end of lowering passes.
29137 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29139 * ifcvt.c (cond_move_convert_if_block): New function, code
29140 factored out from...
29141 (cond_move_process_if_block): ...here. Call the new function
29142 on the THEN and ELSE blocks.
29143 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29144 already takes care of this.
29146 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29149 * tree.h (TREE_OVERFLOW_P): New.
29150 * c-typeck.c (parser_build_unary_op): Warn only if result
29151 overflowed and operands did not.
29152 (parser_build_binary_op): Likewise.
29153 (convert_for_assignment): Remove redundant overflow_warning.
29154 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29156 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29158 * c-typeck.c (store_init_value): Split over two lines to follow
29159 the GNU coding style.
29161 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29163 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29164 __GXX_EXPERIMENTAL_CXX0X__.
29165 * doc/cpp.texi: Same.
29167 2007-01-05 Richard Guenther <rguenther@suse.de>
29169 PR middle-end/27826
29170 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29171 with mismatched types. Instead explicitly build a
29172 conversion NOP_EXPR.
29174 2007-01-05 Ian Lance Taylor <iant@google.com>
29176 * c-common.c (decl_with_nonnull_addr_p): New function.
29177 (c_common_truthvalue_conversion): Call it.
29178 * c-typeck.c (build_binary_op): Likewise.
29179 * c-common.h (decl_with_nonnull_addr_p): Declare.
29181 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29184 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29187 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29189 * doc/install.texi (Final install): Document the fact that
29190 the GNAT runtime should not be stripped.
29192 2007-01-04 Jan Hubicka <jh@suse.cz>
29194 * tree-inline.c (fold_marked_statements): Update operand caches
29195 and EH after folding
29197 2007-01-04 Ian Lance Taylor <iant@google.com>
29199 * c-common.c (check_function_nonnull): Whitespace fix.
29201 2007-01-04 Jan Hubicka <jh@suse.cz>
29203 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29204 comitted older version of patch.
29205 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29206 function, celanup cfg and collect garbage.
29208 2007-01-04 Mike Stump <mrs@apple.com>
29210 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29213 2007-01-04 Eric Christopher <echristo@apple.com>
29215 * libgcc2.c (__bswapsi2): Use SItype.
29216 (__bswapdi2): Use DItype.
29217 * libgcc2.h: Update for above.
29219 2007-01-04 Paul Brook <paul@codesourcery.com>
29221 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29222 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29223 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29224 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29225 umulsi3_highpart): Make conditional on !arm_arch6.
29226 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29227 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29228 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29229 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29230 umulsi3_highpart_v6): New insns.
29232 2007-01-04 Roger Sayle <roger@eyesopen.com>
29234 * fold-const.c (fold_convert): When casting an expression to void,
29235 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29236 have a type. Instead of attempting to build a NOP_EXPR, return
29237 these "special" trees directly.
29239 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29241 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29242 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29243 rs6000_cost->fp not 0 as adjustment for outer NEG.
29245 2007-01-04 Jan Hubicka <jh@suse.cz>
29247 * cgraph.c (cgraph_release_function_body): New function.
29248 (cgraph_remove_node): Use it.
29249 * cgraph.h (cgraph_release_function_body): Declare.
29250 * cgraphunit.c (cgraph_expand_function): Use it.
29251 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29252 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29253 is initialized and while compilation of other function is running.
29254 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29255 statement CFG annotations from here to ...
29256 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29258 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29260 * cfgloop.h (enum li_flags): Make the constants powers of two.
29262 2007-01-04 Jan Hubicka <jh@suse.cz>
29264 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29266 (fold_marked_statements): New function.
29267 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29268 * tree-inline.h (copy_body_data): Add statements_to_fold.
29270 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29272 * config.gcc: Mention libgcc/config.host.
29273 * Makefile.in: Update comments mentioning libgcc.
29274 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29275 (all.cross, start.encap, rest.encap, rest.cross): Update
29276 dependencies for libgcc move.
29277 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29278 (clean-target, clean-target-libgcc): Delete.
29279 (srcdirify, GCC_EXTRA_PARTS): New macros.
29280 (libgcc-support, libgcc.mvars): New rules.
29281 (distclean): Remove mention of mklibgcc.
29282 (install): Don't reference INSTALL_LIBGCC.
29283 (install-common): Don't reference EXTRA_PARTS.
29284 (install-libgcc, install-multilib): Delete rules.
29285 * mklibgcc.in: Delete file.
29286 * doc/configfiles.texi: Don't mention mklibgcc.
29288 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29289 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29290 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29291 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29292 (mklibgcc, ldblspecs): Likewise.
29294 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29295 (posixpre.def): Use $(T).
29296 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29297 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29298 (SHLIB_LINK): Make dummy.
29299 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29301 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29303 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29304 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29305 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29306 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29308 * configure.ac (all_outputs): Remove mklibgcc.
29309 * configure: Regenerated.
29311 2007-01-03 Josh Conner <jconner@apple.com>
29313 PR middle-end/29683
29314 * calls.c (compute_argument_addresses): Set stack and stack_slot
29315 for partial args, too.
29316 (store_one_arg): Use locate.size.constant for the size when
29317 generating a save_area.
29319 2007-01-03 Robert Kennedy <jimbob@google.com>
29321 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29322 whose definitions are deleted due to basic block merging.
29324 2007-01-03 Paul Brook <paul@codesourcery.com>
29327 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29329 (use_return_insn): Return 0 for Thumb interrupt functions.
29330 (print_multi_reg): Add rfe argument for IRQ returns.
29331 (arm_output_epilogue): Pop interrupt return address directly into PC.
29332 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29334 2007-01-03 Paul Brook <paul@codesourcery.com>
29336 Merge from sourcerygxx-4_1.
29337 * config/arm/thumb2.md: New file.
29338 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29340 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29341 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29342 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29343 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29345 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29346 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29348 * config/arm/ieee754-sf.S: Ditto.
29349 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29350 (thumb1_base_register_rtx_p): ... to this.
29351 (thumb_index_register_rtx_p): Rename...
29352 (thumb1_index_register_rtx_p): ... to this.
29353 (thumb_output_function_prologue): Rename...
29354 (thumb1_output_function_prologue): ... to this.
29355 (thumb_legitimate_address_p): Rename...
29356 (thumb1_legitimate_address_p): ... to this.
29357 (thumb_rtx_costs): Rename...
29358 (thumb1_rtx_costs): ... to this.
29359 (thumb_compute_save_reg_mask): Rename...
29360 (thumb1_compute_save_reg_mask): ... to this.
29361 (thumb_final_prescan_insn): Rename...
29362 (thumb1_final_prescan_insn): ... to this.
29363 (thumb_expand_epilogue): Rename...
29364 (thumb1_expand_epilogue): ... to this.
29365 (arm_unwind_emit_stm): Rename...
29366 (arm_unwind_emit_sequence): ... to this.
29367 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29368 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29369 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29370 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29371 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29372 thumb2_output_casesi): New functions.
29373 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29374 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29375 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29376 THUMB2_WORK_REGS): Define.
29377 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29378 arm_condexec_mask, arm_condexec_masklen)): New variables.
29379 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29380 (arm_override_options): Check new CPU capabilities.
29381 Set new architecture flag variables.
29382 (arm_isr_value): Handle v7m interrupt functions.
29383 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29385 (const_ok_for_arm): Handle Thumb-2 constants.
29386 (arm_gen_constant): Ditto. Use movw when available.
29387 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29389 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29390 (thumb_find_work_register, arm_load_pic_register,
29391 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29392 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29393 print_multi_reg, output_mov_long_double_fpa_from_arm,
29394 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29395 output_mov_double_fpa_from_arm, output_move_double,
29396 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29397 output_return_instruction, arm_output_function_prologue,
29398 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29399 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29400 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29401 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29402 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29403 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29405 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29406 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29407 (arm_file_start): Output directive for unified syntax.
29408 (arm_unwind_emit_set): Handle stack alignment instruction.
29409 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29410 Add v6t2, v7, v7a, v7r and v7m.
29411 (RETLDM): Add Thumb-2 code.
29412 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29413 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29414 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29415 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29416 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29417 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29418 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29419 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29420 ADJUST_INSN_LENGTH): Define.
29421 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29422 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29423 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29424 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29425 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29426 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29427 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29428 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29429 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29430 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29431 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29432 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29433 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29434 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29435 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29436 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29437 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29439 * config/arm/arm-tune.md: Regenerate.
29440 * config/arm/arm-protos.h: Update prototypes.
29441 * config/arm/vfp.md: Enable patterns for Thumb-2.
29442 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29443 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29444 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29445 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29446 * config/arm/libunwind.S: Add Thumb-2 code.
29447 * config/arm/constraints.md: Update include Thumb-2.
29448 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29449 * config/arm/ieee754-df.S: Ditto.
29450 * config/arm/bpabi.S: Ditto.
29451 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29452 * config/arm/predicates.md (low_register_operand,
29453 low_reg_or_int_operand, thumb_16bit_operator): New.
29454 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29455 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29456 * config/arm/t-arm-elf: Add armv7 multilib.
29457 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29459 (UNSPEC_STACK_ALIGN, ce_count): New.
29460 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29461 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29463 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29464 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29465 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29466 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29467 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29468 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29470 * doc/extend.texi: Document ARMv7-M interrupt functions.
29471 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29473 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29475 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29476 (struct _Unwind_Context): Rename args_size to flags, remove
29477 signal_frame field, add a new args_size field and version field.
29478 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29479 _Unwind_IsExtendedContext): New inline functions.
29480 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29481 Assume by_value array is only present if _Unwind_IsExtendedContext.
29482 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29483 _Unwind_IsSignalFrame.
29484 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29485 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29486 (uw_init_context_1): Initialize context->flags to
29487 EXTENDED_CONTEXT_BIT.
29488 * config/rs6000/linux-unwind.h (frob_update_context): Use
29489 _Unwind_SetSignalFrame.
29491 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29493 PR middle-end/30353
29494 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29495 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29498 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29500 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29501 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29502 RET, AT_SP): Remove.
29503 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29506 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29507 * cfgbuild.c (find_basic_blocks): Likewise.
29508 * cfgrtl.c (rtl_create_basic_block): Likewise.
29509 * function.c (temp_slots_at_level): Likewise.
29510 * reg-stack.c (stack_regs_mentioned): Likewise.
29511 * regclass.c (allocate_reg_info): Likewise.
29512 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29513 set_bb_for_stmt, move_block_to_fn): Likewise.
29514 * tree-complex.c (tree_lower_complex): Likewise.
29515 * vec.h (VEC_safe_grow_cleared): New.
29517 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29519 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29521 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29522 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29524 * cfgloopmanip.c (scale_loop_frequencies): Export.
29525 (loopify): Scale the frequencies by prescribed coefficients.
29526 (set_zero_probability): New function.
29527 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29528 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29529 and frequencies according to arguments.
29530 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29532 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29533 * modulo-sched.c (sms_schedule): Set probabilities for entering
29534 versioned loop correctly.
29535 * tree-vect-transform.c (vect_transform_loop): Ditto.
29536 * cfgloop.h (loopify, loop_version): Declaration changed.
29537 (scale_loop_frequencies): Declared.
29539 2007-01-02 Jan Hubicka <jh@suse.cz>
29541 * cgraph.c: Include tree-flow.h
29542 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29543 early_local_passes.
29544 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29545 * tree-pass.h (pass_all_early_optimizations): Declare.
29546 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29547 early_local_passes.
29548 (cgraph_analyze_function): Do early_local_passes.
29549 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29550 Do not add referenced vars.
29551 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29553 (gate_all_early_local_passes): New gate.
29554 (pass_early_local_passes): Use new gate.
29555 (execute_early_local_optimizations): New functions.
29556 (gate_all_early_optimizations): New gate.
29557 (pass_all_early_optimizations): New pass.
29558 (execute_free_datastructures): Free SSA only when initialized.
29559 (gate_init_datastructures): Init only when optimizing.
29560 (tree_lowering_passes): Do early local passes when called late.
29561 * tree-profile.c (do_tree_profiling): Don't profile functions added
29563 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29564 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29566 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29567 during early_local_passes.
29568 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29571 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29573 * Makefile.in: Update copyright year.
29575 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29577 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29578 in $(lang_checks) and check-consistency targets.
29580 2007-01-02 Jan Hubicka <jh@suse.cz>
29582 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29583 Do not add referenced vars.
29584 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29586 * passes.c (init_optimization_passes): Put mudflap_2 after
29587 free_datastructures.
29589 2007-01-02 Jan Hubicka <jh@suse.cz>
29591 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29592 Set NOTHROW flag on call statements proved to be nothrow.
29593 Update statement of local calls so new pure/const functions are
29594 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29596 (tree_rest_of_compilation): Register hooks and initialize bitmap
29597 early. Do not set after_inlining flag.
29599 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29601 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29602 HOST_BITS_PER_LONGLONG
29604 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29607 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29608 warning for non-static initializers.
29610 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29612 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29613 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29614 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29615 Always use set_unique_reg_note to add REG_EQUAL notes.
29617 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29620 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29622 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29623 * cfgbuild.c (find_basic_blocks): Likewise.
29624 * cfgrtl.c (rtl_create_basic_block): Likewise.
29625 * function.c (temp_slots_at_level): Likewise.
29626 * reg-stack.c (stack_regs_mentioned): Likewise.
29627 * regclass.c (allocate_reg_info): Likewise.
29628 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29629 set_bb_for_stmt, move_block_to_fn): Likewise.
29630 * tree-complex.c (tree_lower_complex): Likewise.
29631 * vec.h (VEC_safe_grow_cleared): New.
29633 2007-01-02 Ian Lance Taylor <iant@google.com>
29635 * c-common.c (c_common_truthvalue_conversion): When warning about
29636 using an assignment as a truth value, set TREE_NO_WARNING.
29638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29641 * c.opt (Wold-style-declaration): New.
29642 * doc/invoke.texi (C-only Warning Options): New.
29643 (Wold-style-declaration): Document it.
29644 (Wextra): Enabled by -Wextra.
29645 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29646 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29647 -Wold-style-declaration.
29649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29651 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29652 * cfgbuild.c (find_basic_blocks): Likewise.
29653 * cfgrtl.c (rtl_create_basic_block): Likewise.
29654 * function.c (temp_slots_at_level): Likewise.
29655 * reg-stack.c (stack_regs_mentioned): Likewise.
29656 * regclass.c (allocate_reg_info): Likewise.
29657 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29658 set_bb_for_stmt, move_block_to_fn): Likewise.
29659 * tree-complex.c (tree_lower_complex): Likewise.
29660 * vec.h (VEC_safe_grow_cleared): New.
29662 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29664 * c-common.c (c_common_nodes_and_builtins): Since variants of
29665 void_type_node get built before it is given a name, we need to
29666 give those variants the name, too.
29667 (complete_array_type): We need to work with the canonical main
29668 type of the array, from which we will build the qualified version.
29669 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29670 * print-tree.c (print_node): Display canonical type information
29672 * stor-layout.c (layout_type): When we don't know the
29673 alignment of a type for which we're building an array, we end up
29674 guessing wrong, so make the type require structural equality.
29675 * tree.c (make_node_stat): When we build a new type, it is its
29676 own canonical type.
29677 (build_type_attribute_qual_variant): When building an attribute
29678 variant, its canonical type is the non-attribute variant. However,
29679 if the attributes are target-dependent and they differ, we need to
29680 use structural equality checks for this type.
29681 (build_qualified_type): A qualified type is not equivalent to its
29682 unqualified variant; set the canonical type appropriately.
29683 (build_distinct_type_copy): When building a distinct type from
29684 another type, the new type is its own canonical type.
29685 (build_variant_type_copy): When building a new type variant, we
29686 assume that it is equivalent to the original type.
29687 (build_pointer_type_for_mode): When building a pointer type, also
29688 build a canonical type pointer.
29689 (build_reference_type_for_mode): When building a reference type,
29690 also build a canonical type reference.
29691 (build_index_type): When we can't hash an index type (e.g.,
29692 because its maximum value is negative), the index type requires
29693 structural equality tests.
29694 (build_array_type): Build the canonical form of an array type.
29695 (build_function_type): Function types require structural equality,
29696 because they contain default arguments, attributes, etc.
29697 (build_method_type_directly): Ditto for method types.
29698 (build_offset_type): Build the canonical offset type.
29699 (build_complex_type): Build the canonical vector type.
29700 (make_vector_type): Build the canonical vector type.
29701 * tree.h (TYPE_CANONICAL): New.
29702 (TYPE_STRUCTURAL_EQUALITY_P): New.
29703 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29704 (struct tree_type): Added "canonical" field.
29705 * params.h (VERIFY_CANONICAL_TYPES): New.
29706 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29707 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29708 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29709 * doc/invoke.texi (verify-canonical-types): Document --param
29710 parameter for verifying canonical types.
29712 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29714 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29715 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29716 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29717 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29719 * config/rs6000/e500.h: New.
29720 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29721 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29723 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29724 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29725 TARGET_E500_DOUBLE): Remove.
29726 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29727 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29728 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29729 * config/rs6000/rs6000.c (rs6000_override_options): Use
29730 CHECK_E500_OPTIONS.
29732 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29734 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29735 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29736 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29737 rs6000_emit_cmove): Don't check TARGET_E500.
29738 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29739 sordered): Don't check TARGET_E500.
29741 2007-01-01 Eric Christopher <echristo@apple.com>
29743 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29744 HARD_REGISTER_NUM_P.
29746 2007-01-01 Roger Sayle <roger@eyesopen.com>
29748 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29749 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29750 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29753 2007-01-01 Mike Stump <mrs@apple.com>
29755 * configure.ac: Remove support for building with Apple's gcc-3.1.
29757 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29759 PR middle-end/30311
29760 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29761 REG is a hard register. Do not modify REG before calling
29763 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29764 multiple of the size of YMODE for certain lowpart cases.
29766 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29768 PR middle-end/30253
29769 * gimplify (voidify_wrapper_expr): Update for
29770 GIMPLE_MODIFY_STMT.
29772 2007-01-01 Andreas Schwab <schwab@suse.de>
29775 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29776 save of BR0 in extra_spill_size instead of spill_size.
29777 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29779 (ia64_expand_epilogue): Restore BR0 from its new location.
29781 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29783 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29784 Use a temporary variable if the left hand side is not a gimple
29787 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29789 * gimplify.c (gimplify_return_expr): Make the temporary variable
29790 for the return expression, a gimple register variable.
29792 2007-01-01 Jan Hubicka <jh@suse.cz>
29794 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29797 2007-01-01 Mike Stump <mrs@apple.com>
29799 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29801 * config/darwin.c (machopic_select_rtx_section): Use
29802 HAVE_GAS_LITERAL16.
29803 (darwin_mergeable_constant_section): Likewise.
29804 * configure: Regenerate.
29805 * config.in: Regenerate.
29807 2007-01-01 Jan Hubicka <jh@suse.cz>
29808 Andrew Pinski <pinskia@gmail.com>
29810 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29811 before starting IPA passes.