1 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * tree-mudflap.c: Fix whitespace issues.
5 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9 2007-06-14 Eric Christopher <echristo@apple.com>
11 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12 (movv4sf): Use gcc_unreachable instead of abort.
14 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/sfp-machine.c (CMPtype): New define.
18 (mach stubs): Use CMPtype instead of int as a return type.
20 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
22 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
23 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
24 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
25 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
26 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
27 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
28 config/soft-fp/soft-fp.h: Update from glibc CVS.
30 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
32 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
34 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
37 * config/v850/v850.c: Include dataflow header file.
38 (substitute_ep_register): Fix typo.
40 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
42 * configure.ac: Fix earlier checkin.
43 * configure: Regenerated.
45 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
47 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
48 * aclocal.m4: Regenerate.
49 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
50 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
51 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
52 * configure: Regenerate.
53 * Makefile.in (LOOSE_WARN): Subst loose_warn.
55 * Makefile.in (quickstrap): Build libgcc too.
57 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
59 * configure.ac: Add --enable-checking=df. Explicitly mention that
60 the variables are initialized as for "release".
62 * configure: Regenerate.
63 * config.in: Regenerate.
65 2007-06-14 Bob Wilson <bob.wilson@acm.org>
67 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
68 validate_replace_rtx instead of replace_rtx.
69 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
71 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
73 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
74 (DWARF2_UNWIND_INFO): Override default if configured with
76 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
77 (ENDFILE_SPEC): Add crtend.o.
78 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
79 (ENDFILE_SPEC): Add crtend.o.
80 (TARGET_USE_JCR_SECTION): Define.
81 (MD_UNWIND_SUPPORT): Define for 32-bit target.
83 * config/i386/cygming-crtbegin.c: New file.
84 * config/i386/cygming-crtend.c: New file.
86 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
88 * config/i386/w32-unwind.h: New file.
90 2007-06-13 Eric Christopher <echristo@apple.com>
92 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
93 the user set a value below STACK_BOUNDARY.
95 2007-06-13 Thiemo Seufer <ths@networkno.de>
97 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
98 imply -lpthread for -pthread.
100 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
102 * basic-block.h: Remove the prototype for
103 free_basic_block_vars.
104 * cfglayout.h: Remove the prototype for
105 insn_locators_initialize.
106 * tree.h: Remove the prototype for emit_line_note.
108 * tree-ssa-pre.c (mergephitemp): Remove.
109 (init_pre): Don't use mergephitemp.
111 2007-06-13 Eric Christopher <echristo@apple.com>
113 * config/i386/i386.c (override_options): If we've specified
114 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
116 2007-06-13 Bob Wilson <bob.wilson@acm.org>
118 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
121 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
123 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
124 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
125 (eh_store_handler): New pattern.
126 (eh_return): Emit it instead of a plain move.
128 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
131 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
132 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
135 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
137 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
138 (find_next_insn_start, find_load): New functions.
139 (bfin_reorg): Use them to deal with the fact that parallel insns are
140 no longer represented as a SEQUENCE.
142 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
144 * config/sparc/sparc.c (sparc_override_options): Initialize
147 2007-06-13 Dave Korn <dave.korn@artimi.com>
149 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
152 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
154 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
155 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
156 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
157 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
158 tree-vect-transform.c: Fix comment typos. Follow spelling
161 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
163 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
164 to the exit block use set.
165 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
166 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
168 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
170 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
171 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
172 to indicate an error.
173 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
174 (dbg_cnt_process_opt): Print an error on a bad argument.
175 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
176 * common.opt (-fdbg-cnt-list): New.
177 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
179 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
181 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
182 flag on ref-all pointers.
184 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
187 * expr.c (expand_expr_addr_expr_1): Call expand_expr
188 for the offset with the modifier as EXPAND_INITIALIZER
189 if the modifier is EXPAND_INITIALIZER.
190 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
191 a register if we had an overflow.
193 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * real.c (real_isfinite): New.
197 * real.h (real_isfinite): New.
198 * builtins.c: Use it.
200 2007-06-12 Ian Lance Taylor <iant@google.com>
201 Daniel Berlin <dberlin@dberlin.org>
204 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
205 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
206 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
207 (DECL_NO_TBAA_P): Define.
208 (struct tree_decl_common): Add no_tbaa_flag field.
209 * tree-ssa-structalias.c (struct variable_info): Add
210 no_tbaa_pruning field.
211 (new_var_info): Initialize no_tbaa_pruning field.
212 (unify_nodes): Copy no_tbaa_pruning field.
213 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
214 (dump_solution_for_var): Print no_tbaa_pruning flag.
215 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
217 (compute_tbaa_pruning): New static function.
218 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
219 Call compute_tbaa_pruning.
220 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
221 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
222 * gimple-low.c (lower_stmt): Likewise.
223 * tree-gimple.c (is_gimple_stmt): Likewise.
224 * tree-ssa-operands.c (get_expr_operands): Likewise.
225 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
226 * tree-inline.c (estimate_num_insns_1): Likewise.
227 (copy_result_decl_to_var): Likewise.
228 * expr.c (expand_expr_real_1): Likewise.
229 * tree-pretty-print.c (dump_generic_node): Likewise.
230 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
231 * omp-low.c (omp_copy_decl_2): Likewise.
232 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
233 * doc/c-tree.texi (Expression trees): Document
234 CHANGE_DYNAMIC_TYPE_EXPR.
236 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
238 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
239 with !HONOR_NANS and !HONOR_INFINITIES.
240 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
242 2007-06-12 Tristan Gingold <gingold@adacore.com>
244 * gcov.c: Comments updated.
245 (source_info): Add file_time field.
246 (source_index): New variable.
247 (mutiple_files): New variable.
248 (generate_results): New function extracted from process_file.
249 (process_file): Save and restore chain of functions, generate
250 results and free structures only if not merging results.
251 (release_structures): File names are now freed in create_file_names
252 (create_file_names): Free previous file names.
253 (find_source): File date is now read here and modifications in
254 source files is checked here.
255 (read_graph_file): Only reverse order of functions for the current
257 (make_gcov_file_name): Do not generate long names if input_name is
259 (output_lines): If merging results do not display graph, data and
261 Checking source file modification is done in find_source.
263 * doc/gcov.texi: Append an s to sourcefile.
265 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
267 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
268 (forced_nop): New pattern.
269 * config/bfin/bfin.c: Include "df.h".
270 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
271 (bfin_discover_loop): Use df_get_live_in instead of
272 global_live_at_start.
273 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
274 df_analyze when done.
275 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
276 the insns. Use QImode for the final insn in a bundle. Call
277 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
279 (reorder_var_tracking_notes): New function.
280 (bfin_reorg): Pass no argument to split_all_insns. Don't call
281 update_life_info. Call df_analyze after scheduling and bundle
282 generation. Call reorder_var_tracking_notes if generating these notes.
283 Call df_finish_pass at the end.
285 2007-06-12 Dirk Mueller <dmueller@suse.de>
287 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
288 a comparison, not an assignment.
290 2007-06-12 Olivier Hainque <hainque@adacore.com>
292 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
293 Request walking the subtrees only, leaving the current is_lhs/val_only
295 (convert_non_local_reference): Likewise.
297 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
299 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
301 2007-06-12 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/15353
304 PR tree-optimization/31657
305 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
306 * timevar.def: Add TV_TREE_IFCOMBINE.
307 * tree-pass.h (pass_tree_ifcombine): Declare.
308 * tree-ssa-ifcombine.c: New file.
309 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
310 * tree-flow.h (blocks_in_phiopt_order): Declare.
311 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
312 (tree-ssa-ifcombine.o): New dependencies.
314 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
316 PR rtl-optimization/32293
317 * combine.c (simplify_if_then_else): Truncate return from
318 nonzero_bits() to correct mode.
320 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
322 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
323 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
325 2007-06-11 Diego Novillo <dnovillo@google.com>
327 * Makefile.in (reload1.o-warn): Remove.
329 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
331 * combine.c (subst): Use reg_overlap_mentioned_p
332 instead of comparing register numbers directly.
334 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
336 * reload1.c (mark_home_live_1): Use the mode parameter.
338 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
340 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
341 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
345 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
347 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
349 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
352 from integer registers.
353 (FP mode splitters): Handle TFmode.
355 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
357 * tree-ssa-structalias.c (find_what_p_points_to): Return false
358 for ref-all pointers that point-to anything.
360 2007-06-11 Joseph Myers <joseph@codesourcery.com>
362 * config/arm/arm.c (arm_output_dwarf_dtprel,
363 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
365 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
368 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
371 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
373 * gcc/tree.c (signed_or_unsigned_type_for): New.
374 (unsigned_type_for): Use signed_or_unsigned_type_for.
375 (signed_type_for): Use signed_or_unsigned_type_for.
376 * gcc/tree.h (signed_or_unsigned_type_for): New.
377 (get_signed_or_unsigned_type): Remove.
378 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
379 lang_hooks.types.signed_type
380 (size_diffop): Likewise.
381 (all_ones_mask_p): Likewise.
382 (build_range_check): Likewise.
383 (fold_cond_expr_with_comparison): Likewise.
384 (fold_cond_expr_with_comparison): Likewise.
385 (unextend): Likewise.
386 (extract_muldiv_1): Likewise.
387 (fold_single_bit_test_into_sign_test): Likewise.
388 (fold_binary): Likewise.
389 (fold_ternary): Likewise.
390 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
391 instead of get_signed_or_unsigned_type.
392 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
393 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
394 * gcc/expr.c (signed_or_unsigned_type_for): Use
395 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
396 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
397 (lhd_signed_or_unsigned_type): Remove.
398 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
399 signed_or_unsigned_type.
400 (lhd_signed_or_unsigned_type): Remove.
401 * gcc/expmed.c (make_tree): Use signed_type_for instead of
402 lang_hooks.types.signed_type.
403 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
404 c_common_signed_type instead of lang_hooks.types.signed_type.
405 (c_common_unsigned_type): New.
406 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
407 (shorten_compare): Use c_common_unsigned_type instead of
408 c_common_signed_or_unsigned_type.
409 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
411 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
412 lang_hooks.types.signed_type.
413 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
414 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
415 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
416 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
417 instead of unsigned_type_for.
418 * gcc/c-decl.c (groakdeclarator): Likewise.
419 * gcc/c-typeck.c (convert_for_assignment): Likewise.
420 * gcc/c-common.h (c_common_unsigned_type): New.
422 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
426 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
428 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
431 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
432 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
434 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
435 Sebastian Pop <sebpop@gmail.com>
437 * lambda-code.c (remove_iv): New.
438 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
440 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
442 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
443 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
444 * tree-ssa-loop-prefetch.c: Include optabs.h.
445 (FENCE_FOLLOWING_MOVNT): New macro.
446 (struct mem_ref): Add independent_p and storent_p fields.
447 (record_ref): Initalize the new fields.
448 (gather_memory_references_ref): Return true if the reference
450 (gather_memory_references): Check whether all memory accesses
451 in loop were recorded.
452 (should_issue_prefetch_p): Return false for nontemporal stores.
453 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
454 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
455 (determine_loop_nest_reuse): Detect independent memory references.
456 (loop_prefetch_arrays): Call mark_nontemporal_stores.
457 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
458 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
459 * config/i386/i386.h (x86_mfence): Declare.
460 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
461 * config/i386/i386.c (x86_mfence): New variable.
462 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
464 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
465 * optabs.c (init_optabs): Initialize storent_optab.
466 * optabs.h (enum optab_index): Add OTI_storent.
467 (storent_optab): Declare.
468 * genopinit.c (optabs): Add initialization for storent_optab.
469 * tree.h (MOVE_NONTEMPORAL): New macro.
470 * expr.c (expand_assignment, store_expr, store_constructor_field,
471 store_constructor, store_field, expand_expr_real_1): Propagate
472 nontemporality of the expanded store.
473 (emit_storent_insn): New function.
474 * expr.h (expand_assignment, store_expr): Declaration changed.
475 * function.c (assign_parm_setup_reg): Pass false as nontemporality
476 to expand_assignment.
477 * stmt.c (expand_asm_expr): Ditto.
478 * calls.c (initialize_argument_information): Pass false as
479 nontemporality to store_expr.
480 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
483 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
485 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
487 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
489 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
491 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
492 and allow DECL_P here.
494 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
496 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
497 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
498 track of the size of the expression.
499 * cfghooks.c (merge_blocks): Remove block from loops structure only
500 after call of the merge_blocks hook.
502 2007-06-09 Tom Tromey <tromey@redhat.com>
504 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
505 (deprecated_state): Removed.
506 (start_decl): Update.
507 (enum deprecated_states): Moved earlier.
508 (groktypename): Update.
509 (push_parm_decl): Likewise.
510 (grokfield): Likewise.
511 (start_function): Likewise.
513 2007-06-09 Ian Lance Taylor <iant@google.com>
515 PR tree-optimization/32169
516 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
517 CONVERT_EXPR, check whether min and max both converted to an
518 overflow infinity representation.
520 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
522 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
523 not inserted on the edge.
525 2007-06-08 Bob Wilson <bob.wilson@acm.org>
527 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
528 instructions if they are supported.
529 (__divsi3, __umodsi3, __modsi3): Likewise.
530 (__ashldi3, __ashrdi3, __lshrdi3): New.
531 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
533 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
534 Tony Linthicum <tony.linthicum@amd.com>
536 * doc/extend.texi: Add fvect-cost-model flag.
537 * common.opt (fvect-cost-model): New flag.
538 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
539 cost fields in stmt_vec_info struct for STMT.
540 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
541 fields in stmt_vec_info struct and access functions for the same.
542 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
543 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
544 load, store and vector to scalar operation.
545 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
546 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
547 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
548 (TARG_VEC_STORE_COST): Define cost of vector store.
549 (vect_estimate_min_profitable_iters): Define new function.
550 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
551 check to evaluate if loop iterations are less than minimum profitable
552 iterations determined by cost model or minimum vect loop bound defined
553 by user, whichever is more conservative.
554 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
555 run-time check to evaluate if loop iterations are less than minimum
556 profitable iterations determined by cost model or minimum vect loop
557 bound defined by user, whichever is more conservative.
558 (vect_estimate_min_profitable_iterations): New function to estimate
559 mimimimum iterartions required for vector version of loop to be
560 profitable over scalar version.
561 (vect_model_reduction_cost): New function.
562 (vect_model_induction_cost): New function.
563 (vect_model_simple_cost): New function.
564 (vect_cost_strided_group_size): New function.
565 (vect_model_store_cost): New function.
566 (vect_model_load_cost): New function.
567 (vectorizable_reduction): Call vect_model_reduction_cost during
569 (vectorizable_induction): Call vect_model_induction_cost during
571 (vectorizable_load): Call vect_model_load_cost during analysis phase.
572 (vectorizable_store): Call vect_model_store_cost during analysis phase.
573 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
574 vectorizable_promotion, vectorizable_demotion): Call
575 vect_model_simple_cost during analysis phase.
577 2007-06-08 Simon Baldwin <simonb@google.com>
579 * reg-stack.c (get_true_reg): Readability change. Moved default case
580 label into direct switch statement scope.
582 2007-06-08 Simon Baldwin <simonb@google.com>
584 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
585 in gcc_assert() with '==' comparison.
587 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
590 TARGET_ABM handling of x86_popcnt variable.
592 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
594 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
595 __builtin_copysignq and __builtin_infq built-in functions.
597 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
599 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
600 SSE4.2 section. Correct built-in function names in SSE4A section.
602 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
604 PR tree-optimization/32243
605 * tree-vect-transform.c (vectorizable_type_promotion): Move check
606 for ncopies after ratio check between nunits_out and nunits_in.
607 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
609 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
611 PR tree-optimization/32224
612 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
613 vectorization upon a non GIMPLE_MODIFY_STMT.
615 2007-06-08 Christian Bruel <christian.bruel@st.com>
618 * config/sh/sh.md (doloop_end): New pattern and splitter.
619 * loop-iv.c (simple_rhs_p): Check for hardware registers.
621 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
624 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
626 (verify_dominators): Do not change dominance tree.
628 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
630 * config/sh/constraints.md: New file.
631 * config/sh/sh.c: Include tm-constrs.h.
632 (reg_class_from_letter): Remove.
633 (prepare_cbranch_operands): Use satisfies_constraint_*
634 function instead of macro.
635 (andcosts, broken_move, sh_secondary_reload): Likewise.
636 * config/sh/predicates.md (trapping_target_operand): Likewise.
637 (and_operand, arith_operand, arith_reg_or_0_operand,
638 cmp_operand, logical_operand, target_operand,
639 ua_address_operand, ua_offset, xor_operand): Likewise.
640 * config/sh/sh.md: Include constraints.md.
641 (*movsicc_t_false): Use satisfies_constraint_* function
643 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
644 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
645 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
646 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
647 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
648 (REG_CLASS_FROM_CONSTRAINT): Remove.
649 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
650 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
651 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
652 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
653 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
654 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
655 function instead of macro.
656 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
657 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
658 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
659 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
660 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
661 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
662 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
663 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
664 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
665 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
666 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
667 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
668 EXTRA_CONSTRAINT_STR): Likewise.
669 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
671 2007-06-07 Geoffrey Keating <geoffk@apple.com>
673 * config/i386/darwin.h (STACK_BOUNDARY): Define.
675 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
678 * c-common.h (flag_cpp0x): Replaced by...
679 (cxx_dialect): ... this new variable specifying the C++ dialect that
681 * c-common.c (flag_cpp0x): Removed.
682 (cxx_dialect): Defined.
683 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
685 * c-opts.c (c_common_post_options): Likewise.
686 (set_std_cxx98): Set cxx_dialect to cxx98.
687 (set_std_cxx0x): Set cxx_dialect to cxx0x.
689 2007-06-07 Geoffrey Keating <geoffk@apple.com>
690 Hui-May Chang <hm.chang@apple.com>
692 * doc/invoke.texi (Darwin Options): Update documentation for
693 -mmacosx-version-min.
694 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
695 * config/darwin-driver.c: New file.
696 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
697 * config/t-darwin (darwin-driver.o): New rule.
699 * config/darwin-c.c (version_as_macro): Ignore low digit.
701 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
704 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
705 (CSGNMODE): New mode macro.
706 (CSGNVMODE): New mode attribute.
707 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
708 expander using CSGNMODE mode macro. Handle TFmode.
709 (copysign<mode>3_const): Rename from copysignsf3_const and
710 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
712 (copysign<mode>3_var): Rename from copysignsf3_var and
713 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
715 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
716 mode macro. Handle TFmode.
717 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
718 (iortf3, *iortf3): Ditto.
719 (xortf3, *xortf3): Ditto.
720 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
721 TFmode and TImode masks.
722 (ix86_expand_copysign): Expand TFmode copysign insn.
723 (IX86_BUILTIN_INFQ): New.
724 (IX86_BUILTIN_FABSQ): Ditto.
725 (IX86_BUILTIN_COPYSIGNQ): Ditto.
726 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
727 [__builtin_fabsq]: Ditto.
728 [__builtin_copysignq]: Ditto.
729 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
730 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
731 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
732 ix86_expand_binop_builtin().
734 2007-06-07 Bob Wilson <bob.wilson@acm.org>
736 * config/xtensa/lib1funcs.asm: Clean up whitespace.
738 2007-06-07 Steve Ellcey <sje@cup.hp.com>
741 * rtl.h (push_to_sequence2): New.
742 * emit-rtl.c (push_to_sequence2): New.
743 * function.c (assign_parm_data_all): Add new fields.
744 (assign_parm_setup_block): Call push_to_sequence2 instead of
746 (assign_parm_setup_reg): Ditto.
747 (assign_parm_setup_stack): Ditto.
748 (assign_parms_unsplit_complex): Ditto.
749 (assign_parms): Change field name.
751 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
753 PR tree-optimization/32220
754 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
755 phi node is reached before defining statement.
757 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
760 * tree-vect-transform.c (vectorizable_call): Call update_stmt
761 after changing the right hand side of the assignment.
763 2007-06-06 Eric Christopher <echristo@apple.com>
765 * config.gcc (i?86-*-darwin*): Remove arch parameter.
766 (x86_64-*-darwin*): Ditto.
767 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
768 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
770 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
772 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
775 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
776 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
778 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
779 (add_cost_one_coalesce): Likewise.
780 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
781 variable names. Rename orig to orig_name for consistency.
782 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
784 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
785 (record_equivalences_from_stmt): Likewise.
786 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
787 the coding conventions.
788 (memory_ssa_name_same): Likewise.
789 (dse_optimize_stmt): Likewise.
790 (dse_record_phis): Likewise.
791 (dse_finalize_block): Likewise.
792 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
793 keywords as variable names.
794 (may_move_till): Cast according to the coding conventions.
795 (force_move_till_expr): Avoid using C++ keywords as variable names.
796 (force_move_till): Cast according to the coding conventions.
797 (memref_hash): Likewise.
798 (memref_eq): Likewise.
799 (gather_mem_refs_stmt): Likewise.
800 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
801 keywords as variable names.
802 (idx_find_step): Cast according to the coding conventions.
803 (idx_record_use): Likewise.
804 (find_depends): Likewise.
805 (prepare_decl_rtl): Likewise.
806 (mbc_entry_hash): Likewise.
807 (mbc_entry_eq): Likewise.
808 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
809 (simplify_replace_tree): Avoid using C++ keywords as variable names.
810 (idx_infer_loop_bounds): Cast according to the coding conventions.
811 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
812 * tree-ssa-math-opts.c (occ_new ): Likwise.
813 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
815 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
817 (add_use_op): Likewise.
819 (add_vuse_op): Likewise.
820 (add_vdef_op): Likewise.
821 (get_expr_operands): Likewise.
822 (push_stmt_changes): Use type safe memory macros.
823 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
824 keywords as variable names.
825 (conditional_replacement): Likewise.
826 (minmax_replacement): Likewise.
827 (abs_replacement): Likewise.
828 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
830 (insert_fake_stores): Avoid using C++ keywords as variable names.
831 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
833 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
834 (heapvar_insert): Use type safe memory macros.
835 (new_var_info): Cast according to the coding conventions.
836 (new_constraint): Likewise.
837 (remove_preds_and_fake_succs): Use type safe memory macros.
838 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
840 (thread_single_edge): Likewise.
841 (thread_through_loop_header): Likewise.
843 2007-06-06 Eric Christopher <echristo@apple.com>
845 * config/i386/i386.c (override_options): Move handling
846 of TARGET_SUBTARGET* earlier.
848 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
850 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
853 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
855 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
856 emited outside of basic block.
857 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
859 * rtl.h (delete_insn_chain): Declaration changed.
860 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
862 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
863 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
864 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
865 to delete_insn_chain.
866 (rtl_verify_flow_info_1): Verify that the insns in header and footer
867 do not have bb field set.
868 (rtl_verify_flow_info): Verify that insns between basic blocks do not
870 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
871 * cfgcleanup.c (try_optimize_cfg): Ditto.
873 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
875 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
876 (lambda_body_vector_new): Use type safe memory macros.
877 (lambda_linear_expression_new): Likewise.
878 (lambda_loopnest_new): Likewise.
879 (lambda_lattice_new): Likewise.
880 (replace_uses_equiv_to_x_with_y): Cast according to the coding
881 conventions. Use type safe memory macros.
882 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
883 (lambda_body_vector_s): Likewise.
884 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
885 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
887 2007-06-06 Richard Guenther <rguenther@suse.de>
889 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
890 if we need to schedule cfg_cleanup.
891 (tree_ssa_forward_propagate_single_use_vars): Do so.
893 2007-06-06 Ian Lance Taylor <iant@google.com>
895 * fold-const.c (merge_ranges): If range_successor or
896 range_predecessor fail, just return 0.
898 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
900 PR tree-optimization/32216
901 * tree-vectorizer.c (supportable_widening_operation): Determine
902 signedness of FIX_TRUNC_EXPR from output operand.
903 (supportable_narrowing_operation): Ditto.
904 * tree-vect-generic.c (expand_vector_operations_1): Determine
905 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
908 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
910 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
911 (struct pta): ...from here. Change flags to unsigned to avoid
912 excessive casting (as it is used as a bit mask).
913 (override_options): Add casts according to the coding convenventions.
914 (x86_64_elf_unique_section): Likewise.
915 (examine_argument): Avoid using C++ keywords as variable names.
916 (construct_container): Likewise.
917 (legitimize_pic_address): Likewise.
918 (get_dllimport_decl): Cast according to the coding conventions. Use
919 type safe memory macros.
920 (legitimize_address): Cast according to the coding conventions.
921 (emit_i387_cw_initialization): Corrected the type of slot to enum
923 (ix86_init_machine_status): Use type safe memory macros.
924 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
925 (bdesc_pcmpistr): Likewise.
926 (bdesc_crc32): Likewise.
927 (bdesc_sse_3arg): Likewise.
928 (bdesc_2arg): Likewise.
929 (bdesc_1arg): Likewise.
930 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
931 (ix86_expand_sse_pcmpistr): Likewise.
932 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
933 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
934 int to match the langhook definition.
935 (ix86_builtin_conversion): Change the type of code to unsigned init to
936 match the langhook definition.
937 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
939 (ix86_preferred_output_reload_class): Likewise.
940 (ix86_cannot_change_mode_class): Likewise.
941 (ix86_memory_move_cost): Likewise.
942 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
943 avoid excessive casting later on.
944 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
946 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
949 as flags setting insn.
950 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
952 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
954 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
956 ("sse4_1_round<mode>2"): New insn pattern.
957 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
959 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
960 expander using SSEMODEF mode macro. Expand using
961 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
962 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
963 expander using SSEMODEF mode macro. Expand using
964 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
965 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
966 expander using SSEMODEF mode macro. Expand using
967 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
968 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
969 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
970 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
973 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
974 Sebastian Pop <sebpop@gmail.com>
976 * lambda.h (build_linear_expr): New.
977 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
978 Use build_linear_expr, call fold and force_gimple_operand.
979 (lambda_loopnest_to_gcc_loopnest): Check that there is
981 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
983 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
985 PR preprocessor/23479
986 * doc/extend.texi: Document the 0b-prefixed binary integer
989 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
991 PR tree-optimization/32215
992 * tree-vectorizer.c (supportable_widening_operation): Return false
993 for unsupported FIX_TRUNC_EXPR tree code.
994 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
996 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
998 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
999 register on SPE targets. Change documentation to reflect
1001 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1002 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1003 out of the register allocation pool.
1004 (rs6000_reg_live_or_pic_offset_p): New function.
1005 (rs6000_emit_prologue): Move the actual saving of LR up to free
1006 r0 for holding r11. Split saving of SPE 64-bit registers into
1007 its own case. Ensure that offsets will always be in-range for
1008 'evstdd' by using r11 as a scratch register to point at the start
1009 of the SPE save area. Save r11 if necessary, as it is the static
1011 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1012 into its own case. Ensure that offsets will always be in-range
1013 for 'evldd' by using r11 as a scratch register to point at the
1014 start of the SPE save area. Also adjust r11 when restoring
1015 the stack pointer to compensate for pre-loading r11.
1017 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1019 * cfg.c (init_flow): Use type safe memory macros.
1020 (alloc_block): Likewise.
1021 (unchecked_make_edge): Likewise.
1022 (dump_flow_info): Avoid using C++ keywords as variable names.
1023 (copy_original_table_clear): Cast according to the coding conventions.
1024 (copy_original_table_set): Likewise.
1025 * cfgexpand (label_rtx_for_bb): Likewise.
1026 (expand_gimple_basic_block): Likewise.
1027 * cfghooks.c (dump_bb): Likewise.
1028 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1030 (lv_add_condition_to_bb): Likewise.
1031 * cfglayout (relink_block_chain): Cast according to the coding
1033 (fixup_reorder_chain): Likewise.
1034 (fixup_fallthru_exit_predecessor): Likewise.
1035 * cfgloop.c (glb_enum_p): Likewise.
1036 (get_exit_description): Likewise.
1037 (dump_recorded_exit): Likewise.
1038 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1039 (struct loop): ... from here.
1040 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1042 * cfgrtl.c (rtl_create_basic_block): Likewise.
1043 (rtl_split_block): Likewise.
1044 (rtl_dump_bb): Likewise.
1045 (cfg_layout_split_block): Likewise.
1046 (init_rtl_bb_info): Use typesafe memory macros.
1048 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1049 * graphds.h: Updated all usages of edge to graph_edge.
1050 * graphds.c: Likewise.
1051 * cfgloopanal.c: Likewise.
1053 2007-06-05 Ian Lance Taylor <iant@google.com>
1055 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1056 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1057 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1059 (test_for_singularity): Likewise.
1061 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1063 * config/i386/constraints.md ("Y2"): Replaced by ...
1065 * config/i386/i386.md: Likewise.
1066 * config/i386/mmx.md: Likewise.
1067 * config/i386/sse.md: Likewise.
1069 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1071 * config/i386/constraints.md ("z"): Replaced by ...
1073 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1074 (sse4_1_blendvps): Likewise.
1075 (sse4_1_pblendvb): Likewise.
1076 (sse4_2_pcmpestr): Likewise.
1077 (sse4_2_pcmpestrm): Likewise.
1078 (sse4_2_pcmpestr_cconly): Likewise.
1079 (sse4_2_pcmpistr): Likewise.
1080 (sse4_2_pcmpistrm): Likewise.
1081 (sse4_2_pcmpistr_cconly): Likewise.
1083 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1085 * matrix-reorg.c (transform_access_sites): Fix computation.
1086 (transform_allocation_sites): Same.
1088 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1090 * config/i386/i386.c (override_options): Use
1091 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1093 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1096 (nonimm_not_xmm0_operand): Ditto.
1097 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1098 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1099 as operand[2] predicate. Require "z" class XMM register for
1100 operand[3]. Adjust asm template.
1101 ("sse4_1_blendvpd"): Ditto.
1102 ("sse4_1_pblendvb"): Ditto.
1103 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1104 force op2 into xmm0 register for variable blend instructions.
1106 2007-06-04 Tom Tromey <tromey@redhat.com>
1108 * c-tree.h (start_enum): Update.
1109 (build_enumerator): Likewise.
1110 * c-decl.c (enum_next_value): Removed.
1111 (enum_overflow): Likewise.
1112 (start_enum): Add c_enum_contents argument. Don't use globals.
1113 (build_enumerator): Likewise.
1114 * c-tree.h (struct c_enum_contents): New struct.
1116 2007-06-04 Tom Tromey <tromey@redhat.com>
1118 * c-common.c (c_common_get_alias_set): Fix indentation.
1120 2007-06-04 Ian Lance Taylor <iant@google.com>
1122 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1123 to overflow, reduce overflow infinity to regular infinity.
1124 (vrp_var_may_overflow): New static function.
1125 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1127 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1129 * stor-layout.c (layout_type): Remove duplicate code.
1131 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1134 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1135 before build_common_builtin_nodes ().
1137 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1140 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1142 2007-06-04 Jan Hubicka <jh@suse.cz>
1144 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1145 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1146 instead of _stat version.
1148 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1150 PR tree-optimization/32194
1151 * tree-predcom.c (determine_offset): Check that both references have
1154 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1156 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1157 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1158 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1159 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1160 Add argument to iterate_fix_dominators call.
1161 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1162 * gcse.c (hoist_code): Change domby to vector.
1163 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1164 Add argument to iterate_fix_dominators call.
1165 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1166 recompute_dominator.
1167 * lambda-code.c (perfect_nestify): Ditto.
1168 * cfgloopanal.c: Include graphds.h.
1169 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1170 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1171 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1173 * graphds.c: New file.
1174 * graphds.h: New file.
1175 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1176 (get_dominated_by, get_dominated_by_region): Change return type to
1178 (verify_dominators): Recompute all dominators and compare the results.
1179 (recount_dominator): Renamed to ...
1180 (recompute_dominator): ... this. Do not check that the block is
1182 (iterate_fix_dominators): Reimplemented.
1183 (prune_bbs_to_update_dominators, root_of_dom_tree,
1184 determine_dominators_for_sons): New functions.
1185 * et-forest.c (et_root): New function.
1186 * et-forest.h (et_root): Declare.
1187 * Makefile.in (graphds.o): Add.
1188 (cfgloopanal.o): Add graphds.h dependency.
1189 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1190 * basic-block.h (get_dominated_by, get_dominated_by_region,
1191 iterate_fix_dominators): Declaration changed.
1192 (recount_dominator): Renamed to ...
1193 (recompute_dominator): ... this.
1194 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1195 (thread_through_all_blocks): Do not free dominance info.
1197 2007-06-03 Andreas Schwab <schwab@suse.de>
1199 * config/m68k/m68k.c (override_options): Don't override
1201 * config/m68k/m68k-modes.def (SF, DF): Define to use
1202 motorola_single_format and motorola_double_format, resp.
1203 * real.c (motorola_single_format): Renamed from
1204 coldfire_single_format.
1205 (motorola_double_format): Renamed from coldfire_double_format.
1206 (encode_ieee_extended): Generate a proper canonical NaN image
1207 respecting canonical_nan_lsbs_set.
1208 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1210 * real.h: Adjust declarations.
1212 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1215 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1216 the symbol is generated with the stack protector.
1218 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1220 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1221 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1223 * doc/extend.texi (interrupt): Mention m68k.
1225 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1228 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1229 (ix86_expand_sse_pcmpestr): Do not check operands for
1230 "register_operand", when insn operand predicate is "register_operand".
1231 (ix86_expand_sse_pcmpistr): Ditto.
1233 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1234 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1237 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1238 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1239 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1240 * config/i386/constraints.md ("z"): New register constraint
1241 for members of SSE_FIRST_REG class.
1242 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1243 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1244 SSE_FIRST_REG class.
1245 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1246 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1247 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1248 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1249 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1250 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1251 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1252 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1253 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1254 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1255 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1256 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1257 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1258 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1259 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1260 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1261 (struct builtin_description): Change "flag" field to unsigned.
1262 (bdesc_pcmpestr): New builtin description table.
1263 (bdesc_pcmpistr): Likewise.
1264 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1265 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1266 Initialize pcmp[ei]str[im] insns for SSE4.2.
1267 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1268 (ix86_expand_sse_pcmpistr): Likewise.
1269 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1270 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1271 (UNSPEC_PCMPISTR): Likewise.
1272 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1273 (sse4_2_pcmpestri):New isns pattern.
1274 (sse4_2_pcmpestrm): Likewise.
1275 (sse4_2_pcmpestr_cconly): Likewise.
1276 (sse4_2_pcmpistr): New insn patern and splitter.
1277 (sse4_2_pcmpistri):New isns pattern.
1278 (sse4_2_pcmpistrm): Likewise.
1279 (sse4_2_pcmpistr_cconly): Likewise.
1280 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1283 2007-06-01 David Daney <ddaney@avtrex.com>
1285 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1286 LOADGP_ABSOLUTE and not binds_local_p.
1288 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1290 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1292 2007-06-01 Ian Lance Taylor <iant@google.com>
1294 * tree-vrp.c (compare_name_with_value): Always set
1295 used_strict_overflow if we get a result from the variable itself.
1297 2007-06-01 Ian Lance Taylor <iant@google.com>
1299 PR rtl-optimization/31455
1300 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1301 subregs which have a cast between modes which are not tieable.
1303 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1305 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1306 breaks after return statements.
1308 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1310 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1311 only after no_new_pseudos.
1313 2007-05-31 Eric Christopher <echristo@apple.com>
1315 * expr.c (convert_move): Assert that we don't have a BLKmode
1317 (store_expr): Handle BLKmode moves by calling emit_block_move.
1319 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1321 * c-typeck.c (build_indirect_ref): Include type in error message.
1322 (build_binary_op): Pass types to binary_op_error.
1323 * c-common.c (binary_op_error): Take two type arguments, print out
1325 * c-common.h (binary_op_error): Update prototype.
1327 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1329 * config/i386/i386.c: Correct coments on -mno-sse4.
1331 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1333 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1334 (x86_64-*-*): Likewise.
1335 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1336 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1337 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1338 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1339 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1340 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1341 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1342 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1343 (OPTION_MASK_ISA_SSE4): Likewise.
1344 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1345 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1346 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1347 (override_options): Support SSE4.2.
1348 (ix86_build_const_vector): Support SImode and DImode.
1349 (ix86_build_signbit_mask): Likewise.
1350 (ix86_expand_int_vcond): Support V2DImode.
1351 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1352 (IX86_BUILTIN_CRC32HI): Likewise.
1353 (IX86_BUILTIN_CRC32SI): Likewise.
1354 (IX86_BUILTIN_CRC32DI): Likewise.
1355 (IX86_BUILTIN_PCMPGTQ): Likewise.
1356 (bdesc_crc32): Likewise.
1357 (bdesc_sse_3arg): Likewise.
1358 (ix86_expand_crc32): Likewise.
1359 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1360 (ix86_expand_builtin): Likewise.
1361 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1362 __SSE4_2__ for -msse4.2.
1363 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1364 (CRC32MODE): Likewise.
1365 (crc32modesuffix): Likewise.
1366 (crc32modeconstraint): Likewise.
1367 (sse4_2_crc32<mode>): Likewise.
1368 (sse4_2_crc32di): Likewise.
1369 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1371 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1372 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1373 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1374 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1375 (vcondu<mode>): Likewise.
1376 * doc/extend.texi: Document SSE4.2 built-in functions.
1377 * doc/invoke.texi: Document -msse4.2/-msse4.
1379 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1381 PR tree-optimization/32160
1382 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1383 variable as gimple reg.
1384 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1386 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1388 * gcc.c (main): Don't consider linker options when issuing the
1389 warning about a linker input file not being used.
1391 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1393 * tree-vrp.c (compare_names): Initialize sop.
1395 2007-05-30 Dirk Mueller <dmueller@suse.de>
1397 * cgraphunit.c (cgraph_analyze_function): Remove
1398 computation of inline parameters.
1400 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1404 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1406 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1407 Add vx-common.h. Include vxworks.h between vx-common.h and
1409 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1411 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1412 (TARGET_ASM_DESTRUCTOR): Likewise.
1413 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1414 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1415 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1416 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1417 (VXWORKS_ENDIAN_SPEC): Define.
1418 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1419 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1420 VXWORKS_* equivalents.
1421 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1422 (ASM_FILE_START): Delete.
1423 (TARGET_VERSION): Reformat.
1424 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1425 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1426 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1427 (FPBIT, DPBIT): Define.
1428 (fp-bit.c, dp-bit.c): New rules.
1429 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1430 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1431 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1432 * config/arm/arm.h: Include vxworks-dummy.h.
1433 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1434 Mark with ATTRIBUTE_UNUSED.
1435 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1436 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1437 make it incompatible with -msingle-pic-base.
1438 (arm_function_ok_for_sibcall): Return false for calls that might
1439 go through a VxWorks PIC PLT entry.
1440 (require_pic_register): New function, split out from...
1441 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1443 (arm_load_pic_register): Handle the VxWorks RTP initialization
1444 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1445 (arm_emit_call_insn): New function.
1446 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1447 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1448 (pic_offset_arm): New pattern.
1449 (call, call_value): Use arm_emit_call_insn.
1450 (call_internal, call_value_internal): New expanders.
1451 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1452 VxWorks unless __PIC__.
1454 2007-05-30 Eric Christopher <echristo@gmail.com>
1456 * genrecog.c: Include regs.h in generated file.
1457 * genemit.c: Ditto. Fix up formatting.
1458 * config/mn10300/constraints.md: New.
1459 * config/mn10300/mn10300.md: Include.
1460 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1461 Fix up for removed macro.
1462 * config/mn10300/predicates.md (call_address_operand): Ditto.
1463 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1464 (CONST_OK_FOR_I): Ditto.
1465 (CONST_OK_FOR_J): Ditto.
1466 (CONST_OK_FOR_K): Ditto.
1467 (CONST_OK_FOR_L): Ditto.
1468 (CONST_OK_FOR_M): Ditto.
1469 (CONST_OK_FOR_N): Ditto.
1470 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1474 (EXTRA_CONSTRAINT): Ditto.
1476 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1480 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1481 OPTION_MASK_ISA_64BIT.
1482 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1484 2007-05-30 Richard Guenther <rguenther@suse.de>
1487 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1488 types for comparison.
1489 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1490 with original typed arguments.
1491 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1493 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1495 PR tree-optimization/31769
1496 * except.c (duplicate_eh_regions): Clear prev_try if
1497 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1499 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1501 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1502 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1503 bsi of the location where statements should be inserted.
1504 (sink_code_in_bb): Take bsi from statement_sink_location.
1505 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1506 instead of bsi_start.
1507 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1509 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1510 (bsi_move_before): Document inconsistency with bsi_move_after.
1511 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1513 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1515 * config/i386/i386.h (TARGET_ABM): New define.
1516 (TARGET_POPCNT): Ditto.
1517 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1518 New temporary defines to redefine from OPTION_ISA_* defines.
1519 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1520 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1521 (ix86_isa_flags): New extern int declaration.
1522 (TARGET_SUBTARGET_DEFAULT): New define.
1523 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1524 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1525 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1526 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1527 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1528 * config/i386/darwin.h: Change TARGET_64BIT define to
1531 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1532 using existing "ix86_isa_flags" varible.
1533 (m32, m64): Use existing "ix86_isa_flags" variable.
1534 (mmmx, m3dnow): Ditto.
1535 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1536 (mabm): Define as non-negative option using "x86_abm" variable.
1537 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1539 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1540 Rewrite feature test bitmap.
1541 (ix86_isa_flags): New initialized global int varible.
1542 (ix86_isa_flags_explicit): New static int variable.
1543 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1544 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1545 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1546 target_flags_explicit.
1547 (override_options): Remove "target_enable" and "target_disable" fields
1548 from "struct ptt". Update processor_target_table accordingly. Remove
1549 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1550 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1551 "target_flags" and "ix86_isa_flags_explicit" instead of
1552 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1553 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1554 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1555 to true when either of PTA_POPCNT or PTA_ABM is set in
1556 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1557 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1558 processor_alias_table flags entry. Remove handling of
1559 "target_enable" and "target_disable" fields of processor_target_table.
1560 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1561 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1562 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1563 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1564 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1566 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1568 2007-05-29 David Daney <ddaney@avtrex.com>
1571 * config/mips/mips.c (mips_output_mi_thunk): Emit
1572 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1574 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1575 * config/i386/i386.c (ix86_function_regparm): Added checking of
1576 ix86_force_align_arg_pointer to determine the number of
1577 register parameters.
1579 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1581 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1582 (SET_DR_MISALIGNMENT): New.
1583 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1584 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1585 Use SET_DR_MISALIGNMENT.
1586 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1588 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1589 find_loop_nest): Export.
1590 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1591 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1592 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1593 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1595 (struct mem_ref): Add field reuse_distance.
1596 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1597 Initialize reuse_distance field.
1598 (issue_prefetch_ref): Select temporality of prefetch according to
1600 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1601 self_reuse_distance, determine_loop_nest_reuse): New functions.
1602 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1603 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1604 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1607 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1609 * tree-ssa-alias.c: Add aliasing overview.
1611 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1612 Danny Smith <dannysmith@users.sourceforge.net>
1615 * config/i386/t-crtfm: Compile crtfastmath.o with
1616 -minline-all-stringops.
1617 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1618 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1620 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1622 * doc/md.texi: Document constraints on HP PA-RISC.
1624 * pa/constraints.md: New file.
1625 * pa.md: Include constraints.md.
1626 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1627 (integer_store_memory_operand, ldil_cint_p): New functions.
1628 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1629 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1630 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1631 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1632 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1634 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1637 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1638 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1639 case POSTDECREMENT_EXPR>): Return the error_mark_node
1640 if either the real or imaginary parts would an
1643 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1645 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1646 name when we remove it from a call.
1648 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1650 * targhooks.c (default_narrow_bitfield): Remove.
1651 * targhooks.h: Remove the prototype for
1652 default_narrow_bitfield.
1654 * langhooks-def.h: Remove the prototype for
1655 hook_get_alias_set_0.
1656 * langhooks.c (hook_get_alias_set_0): Remove.
1658 * global.c (EXECUTE_IF_CONFLICT): Remove.
1660 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1663 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1664 return true when truth_value_p is true and the type
1667 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1669 * doc/install.texi (Prerequisites): We no longer require Autoconf
1670 2.13 for the top-level.
1672 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1674 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1675 memory access via x86_expand_vector_move_misalign() only for
1676 TImode values on 32-bit targets.
1678 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1680 * matrix-reorg.c: New file. Implement matrix flattening and
1681 transposing optimization.
1682 * tree-pass.h: Add matrix reorg pass.
1683 * common.opt: Add fipa-mreorg flag.
1684 * Makefile.in: Add matrix-reorg.c.
1685 * passes.c: Add matrix reorg pass.
1686 * varpool.c (add_new_static_var): New function.
1687 * cgraph.h (add_new_static_var): Declare.
1689 2007-05-27 Eric Christopher <echristo@apple.com>
1691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1692 sp_offset depending on stack size. Save r12 depending
1693 on registers we're saving later.
1694 (rs6000_emit_epilogue): Update sp_offset depending only
1697 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1699 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1700 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1701 * ifcvt.c (if_convert): Ditto.
1702 * tree-ssa-threadupdate.c (thread_block): Ditto.
1703 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1704 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1705 verify_loop_closed_ssa): Check number_of_loops instead of
1707 * predict.c (tree_estimate_probability): Ditto.
1708 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1709 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1710 * modulo-sched.c (sms_schedule): Ditto.
1711 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1712 (scev_finalize): Do not do anything if scev analysis was not
1714 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1715 current_loops == NULL.
1716 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1717 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1719 (loop_optimizer_finalize): Assert that loops were analyzed.
1720 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1721 rtl_doloop): Check number_of_loops instead of current_loops.
1722 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1723 current_loops == NULL.
1724 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1725 gate_tree_vectorize tree_linear_transform, check_data_deps,
1726 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1727 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1728 Check number_of_loops instead of current_loops.
1729 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1730 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1731 free loops if available.
1732 (execute_pre): Do not pass do_fre to fini_pre.
1734 2007-05-27 Tobias Burnus <burnus@net-b.de>
1737 * real.c (mpfr_from_real): Fix sign of -Inf.
1739 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1741 * tree-vect-transform.c (vectorizable_conversion): Initialize
1742 tree_code variables to ERROR_MARK.
1743 (vectorizable_type_demotion): Likewise.
1744 (vectorizable_type_promotion): Likewise.
1746 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (movti): Handle push operands via
1752 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1754 * basic-block.h: Remove the prototype for merge_seq_blocks.
1755 * cfgcleanup.c (merge_seq_blocks): Remove.
1757 * tree-flow.h: Remove the prototype for is_aliased_with.
1758 * tree-ssa-alias.c (is_aliased_with): Remove.
1760 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1764 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1766 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1767 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1768 (vec_unpacks_hi_v16qi): Likewise.
1769 (vec_unpacku_lo_v16qi): Likewise.
1770 (vec_unpacks_lo_v16qi): Likewise.
1771 (vec_unpacku_hi_v8hi): Likewise.
1772 (vec_unpacks_hi_v8hi): Likewise.
1773 (vec_unpacku_lo_v8hi): Likewise.
1774 (vec_unpacks_lo_v8hi): Likewise.
1775 (vec_unpacku_hi_v4si): Likewise.
1776 (vec_unpacks_hi_v4si): Likewise.
1777 (vec_unpacku_lo_v4si): Likewise.
1778 (vec_unpacks_lo_v4si): Likewise.
1780 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1782 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1783 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1784 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1785 follow spelling conventions in various
1786 warning/error/diagnostic messages.
1788 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1789 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1790 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1791 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1792 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1793 * doc/tm.texi: Follow spelling conventions.
1795 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1798 * tree-ssa-forwprop.c
1799 (forward_propagate_addr_into_variable_array_index): Remove
1800 the lhs argument. Use the type of def_rhs instead of lhs.
1801 (forward_propagate_addr_expr_1): Update use of
1802 forward_propagate_addr_into_variable_array_index.
1804 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1805 Nigel Stephens <nigel@mips.com>
1807 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1808 function attributes, "far" being an alias for "long_call".
1809 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1810 (mips_near_type_p, mips_far_type_p): New.
1811 (mips_comp_type_attributes): New function to check that attributes
1812 attached to a function type are compatible.
1813 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1814 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1815 to the target function of the thunk.
1816 (mips_encode_section_info): Check for "near" and "far" function
1817 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1819 * config/mips/predicates.md (const_call_insn_operand): Test only
1820 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1822 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1825 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1826 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1827 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1828 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1830 2007-05-25 Eric Christopher <echristo@apple.com>
1832 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1833 to x86-darwin configurations.
1834 * config/i386/t-darwin: Add softfp support.
1835 * config/i386/t-darwin64: Ditto.
1836 * config/i386/sfp-machine.h: If mach then don't use
1837 aliasing, emit a stub to call.
1839 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1841 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1842 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1843 tree-predcom.c, tree-ssa-alias-warnings.c,
1844 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1845 comment typos. Follow spelling conventions.
1846 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1848 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1851 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1852 constants into memory. Expand unaligned memory references for
1853 SSE modes via x86_expand_vector_move_misalign() function.
1855 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1858 "memory" attribute for "sseishft" type insn without operands[2].
1860 2007-05-25 Dirk Mueller <dmueller@suse.de>
1861 Marcus Meissner <meissner@suse.de>
1863 * doc/extend.texi (alloc_size): New attribute.
1864 * c-common.c (handle_alloc_size_attribute): New.
1865 * tree-object-size.c (alloc_object_size): Use alloc_size
1866 attribute, if available.
1868 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1872 (__builtin_ia32_vec_ext_v2di): Likewise.
1873 (__builtin_ia32_vec_ext_v4si): Likewise.
1874 (__builtin_ia32_vec_ext_v8hi): Likewise.
1875 (__builtin_ia32_vec_ext_v16qi): Likewise.
1876 (__builtin_ia32_vec_set_v8hi): Likewise.
1878 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1882 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1884 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1885 (arm_is_longcall_p): Rename to...
1886 (arm_is_long_call_p): ...this. Take a single tree argument and
1888 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1889 (CUMULATIVE_ARGS): Remove call_cookie.
1890 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1891 (ENCODED_LONG_CALL_ATTR_P): Delete.
1892 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1893 LONG_CALL_FLAG_CHAR cases.
1894 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1895 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1896 ARM_DECLARE_FUNCTION_SIZE.
1897 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1898 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1899 (arm_encode_call_attribute, current_file_function_operand): Delete.
1900 (arm_function_in_section_p): New function.
1901 (arm_is_longcall_p): Rename to...
1902 (arm_is_long_call_p): ...this. Take the target function as a single
1903 argument and return a bool. Do not rely on call cookies. Check
1904 whether the target symbol is in the same section as the current
1905 function, not just the same compilation unit.
1906 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1907 (arm_encode_section_info): Don't encode a call type.
1908 * config/arm/arm.md (call, call_value): Update calls to
1909 arm_is_long(_)call_p. Simplify logic.
1910 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1911 Update calls to arm_is_long(_)call_p.
1913 2007-05-25 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/31982
1916 * tree-ssa-forwprop.c
1917 (forward_propagate_addr_into_variable_array_index): Handle arrays
1918 with element size one.
1920 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1922 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1923 (umulsi3_highpart): Likewise.
1925 2007-05-24 Ian Lance Taylor <iant@google.com>
1927 PR rtl-optimization/32069
1928 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1931 2007-05-24 Ollie Wild <aaw@google.com>
1933 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1936 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1938 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1939 (oprs_unchanged_p): Use it to check all registers in a REG.
1940 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1941 (reg_set_between_after_reload_p): Delete.
1942 (reg_used_between_after_reload_p): Likewise.
1943 (reg_set_or_used_since_bb_start): Likewise.
1944 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1945 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1946 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1947 * rtlanal.c (reg_set_p): Check whether REG overlaps
1948 regs_invalidated_by_call, rather than just checking the
1949 membership of REGNO (REG).
1951 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1953 * doc/passes.texi: Document predictive commoning.
1954 * doc/invoke.texi (-fpredictive-commoning): Document.
1955 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1956 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1957 adding indices to the generated name.
1958 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1959 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1960 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1961 (op_symbol_code): ... and exported.
1962 (dump_omp_clause, op_symbol): Use op_symbol_code
1963 instead of op_symbol_1.
1964 * tree-pass.h (pass_predcom): Declare.
1965 * timevar.def (TV_PREDCOM): New timevar.
1966 * tree-ssa-loop.c (run_tree_predictive_commoning,
1967 gate_tree_predictive_commoning, pass_predcom): New.
1968 * tree-data-ref.c (find_data_references_in_loop): Find the
1969 references in dominance order.
1970 (canonicalize_base_object_address): Ensure that the result has
1972 (dr_analyze_innermost): Export.
1973 (create_data_ref): Code to fail for references with invariant
1975 (find_data_references_in_stmt): ... here.
1976 * tree-data-ref.h (dr_analyze_innermost): Declare.
1977 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1978 (aff_combination_find_elt, name_expansion_hash,
1979 name_expansion_eq, tree_to_aff_combination_expand,
1980 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1982 * tree-affine.h (aff_combination_constant_multiple_p,
1983 tree_to_aff_combination_expand): Declare.
1984 * tree-predcom.c: New file.
1985 * common.opt (fpredictive-commoning): New option.
1986 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1987 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1988 * Makefile.in (tree-predcom.o): Add.
1989 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1990 * passes.c (init_optimization_passes): Add dceloop after
1991 copy propagation in loop optimizer. Add predictive commoning
1992 to loop optimizer passes.
1994 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1996 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1999 2007-05-24 Jan Hubicka <jh@suse.cz>
2001 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2003 (genheader): Include statistics.h.
2005 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2007 * print-rtl.c (flag_dump_unnumbered): Update comments.
2008 (print_rtl): Fix my previous change.
2009 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2012 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2015 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2017 (thread_through_all_blocks): Call initialize_original_copy_tables
2018 and free_original_copy_tables.
2019 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2021 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2022 * cfghooks.c (duplicate_block): Use get_loop_copy.
2023 * cfg.c: Include cfgloop.h.
2024 (loop_copy): New hash table.
2025 (initialize_original_copy_tables): Initialize loop_copy table.
2026 (free_original_copy_tables): Free loop_copy table.
2027 (copy_original_table_clear, copy_original_table_set,
2028 set_loop_copy, get_loop_copy): New functions.
2029 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2030 * cfgloop.h (struct loop): Remove copy field.
2031 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2032 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2034 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2036 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2037 -msse/-msse2/-msse3.
2039 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2041 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2042 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2044 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2047 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2048 * targhooks.h (default_mangle_decl_assembler_name): Declare
2050 * targhooks.c (default_mangle_decl_assembler_name): Define
2052 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2054 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2055 * langhooks.c (lhd_set_decl_assembler_name): Call
2056 targetm.mangle_decl_assembler_name for names with global scope.
2058 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2060 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2061 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2063 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2064 New. Factored out of i386_pe_encode_section_info.
2065 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2066 Move check for prior decoration of stdcall
2067 symbols to i386_pe_encode_section_info.
2068 (i386_pe_encode_section_info): Adjust call to
2069 gen_stdcall_or_fastcall_suffix. Use
2070 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2071 (i386_pe_mangle_decl_assembler_name): New. Wrap
2072 i386_pe_maybe_mangle_decl_assembler_name.
2074 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2076 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2077 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2078 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2079 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2080 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2083 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2084 Nigel Stephens <nigel@mips.com>
2085 Richard Sandiford <richard@codesourcery.com>
2087 Fix up MIPS16 hard float and add support for complex.
2089 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2090 (TARGET_SOFT_FLOAT_ABI): New.
2091 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2092 __mips_soft_float to reflect the ABI in use, not whether the
2093 FPU is directly accessible (e.g., in MIPS16 mode).
2094 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2095 (UNITS_PER_FPVALUE): Likewise.
2097 * config/mips/mips.c (mips_expand_call): Remove redundant
2098 TARGET_MIPS16 check.
2099 (mips_arg_regno): New.
2100 (function_arg_advance): When setting bits in cum->fp_code for
2101 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2103 (function_arg): Use mips_arg_regno.
2104 (mips_return_mode_in_fpr_p): New.
2105 (mips16_call_stub_mode_suffix): New.
2106 (mips16_cfun_returns_in_fpr_p): New.
2107 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2108 (mips_output_function_prologue): Test mips16_hard_float, not
2109 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2110 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2111 return value into a floating-point register.
2112 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2113 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2114 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2115 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2116 word of double arguments from or to the high bits of 64-bit
2117 floating point registers.
2118 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2119 (mips16_fpret_double): New helper function.
2120 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2121 support for complex modes. Fill in DECL_RESULT for stubdecl.
2122 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2124 * config/mips/mips16.S
2125 (RET, ARG1, ARG2): New.
2126 (MERGE_GPRf, MERGE_GPRt): New.
2127 (DELAYt, DELAYf): New.
2128 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2129 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2130 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2131 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2132 (SFOP): Renamed to...
2133 (OPSF3): This, and macro-ified. Updated all uses.
2134 (SFOP2): Renamed to...
2135 (OPSF2): This, and macro-ified. Updated all uses.
2136 (SFCMP): Renamed to...
2137 (CMPSF): This, and macro-ified. Updated all uses.
2138 (SFREVCMP): Renamed to...
2139 (REVCMPSF): This, and macro-ified. Updated all uses.
2140 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2141 (LDDBL1, LDDBL2, RETDBL): Deleted.
2142 (DFOP): Renamed to...
2143 (OPDF3): This, and macro-ified. Updated all uses.
2144 (DFOP2): Renamed to...
2145 (OPDF2): This, and macro-ified. Updated all uses.
2146 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2147 (DFCMP): Renamed to...
2148 (CMPDF): This, and macro-ified. Updated all uses.
2149 (DFREVCMP): Renamed to...
2150 (REVCMPDF): This, and macro-ified. Updated all uses.
2151 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2152 (RET_FUNCTION): New.
2153 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2154 (__mips16_ret_sc, __mips16_ret_dc): New.
2155 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2156 STUB_ARGS_6, STUB_ARGS_10): New.
2157 (CALL_STUB_NO_RET): New.
2158 (__mips16_call_stub_1): Macro-ified.
2159 (__mips16_call_stub_5): Macro-ified.
2160 (__mips16_call_stub_2): Macro-ified.
2161 (__mips16_call_stub_6): Macro-ified.
2162 (__mips16_call_stub_9): Macro-ified.
2163 (__mips16_call_stub_10): Macro-ified.
2164 (CALL_STUB_RET): New.
2165 (__mips16_call_stub_sf_0): Macro-ified.
2166 (__mips16_call_stub_sf_1): Macro-ified.
2167 (__mips16_call_stub_sf_5): Macro-ified.
2168 (__mips16_call_stub_sf_2): Macro-ified.
2169 (__mips16_call_stub_sf_6): Macro-ified.
2170 (__mips16_call_stub_sf_9): Macro-ified.
2171 (__mips16_call_stub_sf_10): Macro-ified.
2172 (__mips16_call_stub_df_0): Macro-ified.
2173 (__mips16_call_stub_df_1): Macro-ified.
2174 (__mips16_call_stub_df_5): Macro-ified.
2175 (__mips16_call_stub_df_2): Macro-ified.
2176 (__mips16_call_stub_df_6): Macro-ified.
2177 (__mips16_call_stub_df_9): Macro-ified.
2178 (__mips16_call_stub_df_10): Macro-ified.
2179 (__mips16_call_stub_sc_0): New.
2180 (__mips16_call_stub_sc_1): New.
2181 (__mips16_call_stub_sc_5): New.
2182 (__mips16_call_stub_sc_2): New.
2183 (__mips16_call_stub_sc_6): New.
2184 (__mips16_call_stub_sc_9): New.
2185 (__mips16_call_stub_sc_10): New.
2186 (__mips16_call_stub_dc_0): New.
2187 (__mips16_call_stub_dc_1): New.
2188 (__mips16_call_stub_dc_5): New.
2189 (__mips16_call_stub_dc_2): New.
2190 (__mips16_call_stub_dc_6): New.
2191 (__mips16_call_stub_dc_9): New.
2192 (__mips16_call_stub_dc_10): New.
2194 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2195 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2196 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2198 2007-05-23 Ian Lance Taylor <iant@google.com>
2200 * doc/invoke.texi (Invoking GCC): Document that the order of the
2203 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2206 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2207 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2208 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2212 * config/score/score.c (score_print_operand): Make sure that only
2213 lower bits are used.
2215 2007-05-22 Ian Lance Taylor <iant@google.com>
2217 * tree-vrp.c (avoid_overflow_infinity): New static function,
2218 broken out of set_value_range_to_value.
2219 (set_value_range_to_value): Call avoid_overflow_infinity.
2220 (extract_range_from_assert): Likewise.
2222 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2225 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2226 change the type before looking for a COMPOUND_EXPR.
2228 2007-05-22 Ian Lance Taylor <iant@google.com>
2230 * lower-subreg.c (decompose_multiword_subregs): If we change an
2231 insn, call remove_retval_note on it.
2233 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2235 * regs.h (end_hard_regno): New function.
2236 (END_HARD_REGNO, END_REGNO): New macros.
2237 (add_to_hard_reg_set): New function.
2238 (remove_from_hard_reg_set): Likewise.
2239 (in_hard_reg_set_p): Likewise.
2240 (overlaps_hard_reg_set_p): Likewise.
2241 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2242 (note_btr_set): Use END_HARD_REGNO.
2243 * caller-save.c (setup_save_areas): Use end_hard_regno.
2244 (mark_set_regs): Use END_HARD_REGNO.
2245 (add_stored_regs): Use end_hard_regno.
2246 (mark_referenced_regs): Use add_to_hard_reg_set.
2247 * combine.c (update_table_tick): Use END_REGNO.
2248 (record_value_for_reg): Likewise.
2249 (record_dead_and_set_regs): Likewise.
2250 (get_last_value_validate): Likewise.
2251 (use_crosses_set_p): Likewise.
2252 (reg_dead_at_p_1): Likewise.
2253 (reg_dead_at_p): Likewise.
2254 (mark_used_regs_combine): Use add_to_hard_reg_set.
2255 (move_deaths): Use END_HARD_REGNO.
2256 (reg_bitfield_target_p): Use end_hard_regno.
2257 (distribute_notes): Use END_HARD_REGNO.
2258 * cse.c (mention_regs): Use END_REGNO.
2259 (insert): Use add_to_hard_reg_set.
2260 (invalidate): Use END_HARD_REGNO.
2261 (invalidate_for_call): Likewise.
2262 (exp_equiv_p): Use END_REGNO.
2263 (cse_insn): Likewise.
2264 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2265 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2266 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2267 * function.c (keep_stack_depressed): Use end_hard_regno.
2268 * global.c (global_alloc): Use end_hard_regno.
2269 (global_conflicts): Use add_to_hard_reg_set instead of
2271 (find_reg): Likewise.
2272 (mark_reg_store): Likewise.
2273 (mark_reg_conflicts): Likewise.
2274 (mark_reg_death): Use remove_from_hard_reg_set.
2275 (mark_reg_live_nc): Delete.
2276 (set_preference): Use end_hard_regno.
2277 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2278 remove_from_hard_reg_set.
2279 (post_mark_life): Use add_to_hard_reg_set.
2280 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2281 (reg_becomes_live): Use add_to_hard_reg_set.
2282 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2283 (peep2_find_free_register): Use add_to_hard_reg_set.
2284 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2285 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2286 * regrename.c (note_sets): Use add_to_hard_reg_set.
2287 (clear_dead_regs): Use remove_from_hard_reg_set.
2288 (regrename_optimize): Use add_to_hard_reg_set.
2289 (find_oldest_value_reg): Use in_hard_reg_set_p.
2290 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2291 (hard_reg_set_here_p): Use end_hard_regno.
2292 (decompose): Likewise.
2293 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2294 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2295 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2296 (mark_home_live): Use end_hard_regno.
2297 (spill_hard_reg): Likewise.
2298 (clear_reload_reg_in_use): Likewise.
2299 * reorg.c (delete_prior_computation): Use END_REGNO.
2300 * resource.c (update_live_status): Use END_HARD_REGNO.
2301 (mark_referenced_resources): Use add_to_hard_reg_set.
2302 (mark_set_resources): Likewise.
2303 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2304 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2305 (reg_overlap_mentioned_p): Likewise.
2306 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2307 (covers_regno_no_parallel_p): Use END_REGNO.
2308 (find_regno_note): Likewise.
2309 (find_reg_fusage): Use END_HARD_REGNO.
2310 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2311 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2313 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2315 * mode-switching.c (reg_dies): Change type of second argument to
2317 (optimize_mode_switching): Update accordingly.
2319 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2321 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2323 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2324 (hard_reg_set_empty_p): ...these new functions.
2325 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2326 GO_IF_HARD_REG_SUBSET.
2327 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2328 instead of GO_IF_HARD_REG_EQUAL.
2329 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2330 instead of GO_IF_HARD_REG_EQUAL.
2331 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2332 GO_IF_HARD_REG_SUBSET.
2333 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2334 GO_IF_HARD_REG_EQUAL.
2335 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2336 of GO_IF_HARD_REG_SUBSET.
2337 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2338 instead of GO_IF_HARD_REG_EQUAL.
2339 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2340 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2341 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2342 of GO_IF_HARD_REG_SUBSET,
2343 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2344 GO_IF_HARD_REG_SUBSET.
2345 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2346 instead of GO_IF_HARD_REG_EQUAL.
2347 * config/sh/sh.c (push_regs, calc_live_regs): Use
2348 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2349 (hard_regs_intersect_p): Delete.
2351 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2353 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2355 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2356 Richard Henderson <rth@redhat.com>
2358 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2360 (x86_64-*-*): Likewise.
2362 * i386/i386-modes.def (V2QI): New.
2364 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2366 (override_options): Support SSE4.1.
2367 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2368 (IX86_BUILTIN_BLENDPS): Likewise.
2369 (IX86_BUILTIN_BLENDVPD): Likewise.
2370 (IX86_BUILTIN_BLENDVPS): Likewise.
2371 (IX86_BUILTIN_PBLENDVB128): Likewise.
2372 (IX86_BUILTIN_PBLENDW128): Likewise.
2373 (IX86_BUILTIN_DPPD): Likewise.
2374 (IX86_BUILTIN_DPPS): Likewise.
2375 (IX86_BUILTIN_INSERTPS128): Likewise.
2376 (IX86_BUILTIN_MOVNTDQA): Likewise.
2377 (IX86_BUILTIN_MPSADBW128): Likewise.
2378 (IX86_BUILTIN_PACKUSDW128): Likewise.
2379 (IX86_BUILTIN_PCMPEQQ): Likewise.
2380 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2381 (IX86_BUILTIN_PMAXSB128): Likewise.
2382 (IX86_BUILTIN_PMAXSD128): Likewise.
2383 (IX86_BUILTIN_PMAXUD128): Likewise.
2384 (IX86_BUILTIN_PMAXUW128): Likewise.
2385 (IX86_BUILTIN_PMINSB128): Likewise.
2386 (IX86_BUILTIN_PMINSD128): Likewise.
2387 (IX86_BUILTIN_PMINUD128): Likewise.
2388 (IX86_BUILTIN_PMINUW128): Likewise.
2389 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2390 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2391 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2392 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2393 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2394 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2395 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2396 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2397 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2398 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2399 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2400 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2401 (IX86_BUILTIN_PMULDQ128): Likewise.
2402 (IX86_BUILTIN_PMULLD128): Likewise.
2403 (IX86_BUILTIN_ROUNDPD): Likewise.
2404 (IX86_BUILTIN_ROUNDPS): Likewise.
2405 (IX86_BUILTIN_ROUNDSD): Likewise.
2406 (IX86_BUILTIN_ROUNDSS): Likewise.
2407 (IX86_BUILTIN_PTESTZ): Likewise.
2408 (IX86_BUILTIN_PTESTC): Likewise.
2409 (IX86_BUILTIN_PTESTNZC): Likewise.
2410 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2411 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2412 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2413 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2414 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2416 (bdesc_sse_3arg): Likewise.
2417 (bdesc_2arg): Likewise.
2418 (bdesc_1arg): Likewise.
2419 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2421 (ix86_expand_sse_4_operands_builtin): New.
2422 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2423 smaller than 8 bits as the 2nd arg.
2424 (ix86_expand_sse_ptest): New.
2425 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2426 (ix86_expand_vector_set): Support SSE4.1.
2427 (ix86_expand_vector_extract): Likewise.
2429 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2430 __SSE4_1__ for -msse4.1.
2432 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2433 (UNSPEC_INSERTPS): Likewise.
2434 (UNSPEC_DP): Likewise.
2435 (UNSPEC_MOVNTDQA): Likewise.
2436 (UNSPEC_MPSADBW): Likewise.
2437 (UNSPEC_PHMINPOSUW): Likewise.
2438 (UNSPEC_PTEST): Likewise.
2439 (UNSPEC_ROUNDP): Likewise.
2440 (UNSPEC_ROUNDS): Likewise.
2442 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2444 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2445 (const_pow2_1_to_32768_operand): Likewise.
2447 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2450 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2452 (sse4_1_insertps): Likewise.
2453 (*sse4_1_extractps): Likewise.
2454 (sse4_1_ptest): Likewise.
2455 (sse4_1_mulv2siv2di3): Likewise.
2456 (*sse4_1_mulv4si3): Likewise.
2457 (*sse4_1_smax<mode>3): Likewise.
2458 (*sse4_1_umax<mode>3): Likewise.
2459 (*sse4_1_smin<mode>3): Likewise.
2460 (*sse4_1_umin<mode>3): Likewise.
2461 (sse4_1_eqv2di3): Likewise.
2462 (*sse4_1_pinsrb): Likewise.
2463 (*sse4_1_pinsrd): Likewise.
2464 (*sse4_1_pinsrq): Likewise.
2465 (*sse4_1_pextrb): Likewise.
2466 (*sse4_1_pextrb_memory): Likewise.
2467 (*sse4_1_pextrw_memory): Likewise.
2468 (*sse4_1_pextrq): Likewise.
2469 (sse4_1_blendpd): Likewise.
2470 (sse4_1_blendps): Likewise.
2471 (sse4_1_blendvpd): Likewise.
2472 (sse4_1_blendvps): Likewise.
2473 (sse4_1_dppd): Likewise.
2474 (sse4_1_dpps): Likewise.
2475 (sse4_1_movntdqa): Likewise.
2476 (sse4_1_mpsadbw): Likewise.
2477 (sse4_1_packusdw): Likewise.
2478 (sse4_1_pblendvb): Likewise.
2479 (sse4_1_pblendw): Likewise.
2480 (sse4_1_phminposuw): Likewise.
2481 (sse4_1_extendv8qiv8hi2): Likewise.
2482 (*sse4_1_extendv8qiv8hi2): Likewise.
2483 (sse4_1_extendv4qiv4si2): Likewise.
2484 (*sse4_1_extendv4qiv4si2): Likewise.
2485 (sse4_1_extendv2qiv2di2): Likewise.
2486 (*sse4_1_extendv2qiv2di2): Likewise.
2487 (sse4_1_extendv4hiv4si2): Likewise.
2488 (*sse4_1_extendv4hiv4si2): Likewise.
2489 (sse4_1_extendv2hiv2di2): Likewise.
2490 (*sse4_1_extendv2hiv2di2): Likewise.
2491 (sse4_1_extendv2siv2di2): Likewise.
2492 (*sse4_1_extendv2siv2di2): Likewise.
2493 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2494 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2495 (sse4_1_zero_extendv4qiv4si2): Likewise.
2496 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2497 (sse4_1_zero_extendv2qiv2di2): Likewise.
2498 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2499 (sse4_1_zero_extendv4hiv4si2): Likewise.
2500 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2501 (sse4_1_zero_extendv2hiv2di2): Likewise.
2502 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2503 (sse4_1_zero_extendv2siv2di2): Likewise.
2504 (*sse4_1_zero_extendv2siv2di2): Likewise.
2505 (sse4_1_roundpd): Likewise.
2506 (sse4_1_roundps): Likewise.
2507 (sse4_1_roundsd): Likewise.
2508 (sse4_1_roundss): Likewise.
2509 (mulv4si3): Don't expand for SSE4.1.
2510 (smax<mode>3): Likewise.
2511 (umaxv4si3): Likewise.
2512 (uminv16qi3): Likewise.
2513 (umin<mode>3): Likewise.
2514 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2516 * doc/extend.texi: Document SSE4.1 built-in functions.
2518 * doc/invoke.texi: Document -msse4.1.
2520 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2522 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2523 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2524 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2525 (ASM_SPEC): Add asm_pcrel_spec.
2526 (EXTRA_SPECS): Add asm_pcrel_spec.
2528 2007-05-21 David Daney <ddaney@avtrex.com>
2530 * doc/install.texi (Building a cross compiler): Add requirements
2531 for Java cross compiler.
2533 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2536 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2537 Add loopno argument. Use evolution_function_is_invariant_rec_p
2538 instead of evolution_function_is_constant_p.
2539 Update calls to evolution_function_is_affine_multivariate_p.
2540 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2541 Add loopno argument.
2542 * tree-scalar-evolution.c (gather_chrec_stats): Call
2543 evolution_function_is_affine_multivariate_p with a loop
2545 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2546 (analyze_overlapping_iterations): Likewise.
2547 (access_functions_are_affine_or_constant_p): Likewise.
2548 (build_classic_dist_vector_1): If the access functions
2549 are equal, don't do anything.
2551 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2552 Paolo Carlini <pcarlini@suse.de>
2553 Uros Bizjak <ubizjak@gmail.com>
2555 * c-cppbuiltin.c (c_cpp_builtins): Define
2556 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2557 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2558 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2559 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2561 2007-05-21 Mike Stump <mrs@apple.com>
2563 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2565 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2567 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2569 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2570 implementation if __OPTIMIZE__ is not defined.
2571 (_mm_alignr_pi8): Ditto.
2572 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2573 (_mm_inserti_si64): Ditto.
2574 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2575 (_mm_slli_epi16): Ditto.
2576 (_mm_slli_epi32): Ditto.
2577 (_mm_slli_epi64): Ditto.
2578 (_mm_srai_epi16): Ditto.
2579 (_mm_srai_epi32): Ditto.
2580 (_mm_srli_si128): Ditto.
2581 (_mm_slli_si128): Ditto.
2582 (_mm_srli_epi16): Ditto.
2583 (_mm_srli_epi32): Ditto.
2584 (_mm_srli_epi64): Ditto.
2585 (_mm_extract_epi16): Ditto.
2586 (_mm_insert_epi16): Ditto.
2587 (_mm_shufflehi_epi16): Ditto.
2588 (_mm_shufflelo_epi16): Ditto.
2589 (_mm_shuffle_epi32): Ditto.
2590 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2592 (_mm_insert_pi16): Ditto.
2594 (_mm_shuffle_pi16): Ditto.
2596 (_mm_shufle_ps): Ditto.
2597 (_mm_prefetch): Ditto.
2599 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2601 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2602 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2603 * real.c (encode_i370_single, decode_i370_single,
2604 encode_i370_double, decode_i370_double): Functions removed.
2605 (i370_single_format, i370_double_format): Initializations removed.
2606 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2607 Consider the log2_b field to always be one.
2608 (ieee_single_format, mips_single_format, coldfire_single_format,
2609 ieee_double_format, mips_double_format, coldfire_double_format,
2610 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2611 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2612 ibm_extended_format, mips_extended_format, ieee_quad_format,
2613 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2614 decimal_single_format, decimal_double_format, decimal_quad_format,
2615 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2616 initialization of log2_b.
2617 * real.h (i370_single_format, i370_double_format): Declarations removed.
2618 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2619 field to always be one.
2621 2007-05-21 Andreas Schwab <schwab@suse.de>
2623 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2624 NOTE_INSN_BASIC_BLOCK_P.
2625 (process_for_unwind_directive): Likewise.
2627 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2629 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2630 * function.h (struct function): Move va_list_gpr_size,
2631 va_list_fpr_size, function_frequency to front of bitfields. Add
2633 (current_function_calls_unwind_init): New.
2634 * except.c (expand_builtin_unwind_init): Set
2635 current_function_calls_unwind_init not
2636 current_function_has_nonlocal_label.
2637 * reload1.c (has_nonexceptional_receiver): New.
2638 (reload): Use it and current_function_calls_unwind_init to
2639 determine whether call-saved regs must be saved.
2641 2007-05-20 Jan Hubicka <jh@suse.cz>
2643 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2644 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2645 * ddg.c (create_ddg): LIkewise.
2646 * final.c (final): Remove hunk moving line numbernotes around since
2647 they are no longer present at this stage.
2648 (final_scan_insn): Use NOTE_KIND instead of
2649 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2650 (output_asm_label): Likewise.
2651 * reorg.c (dbr_schedule): Likewise.
2652 * haifa-sched.c (unlink_other_notes): Likewise.
2653 * mode-switching.c (optimize_mode_switching): Likewise.
2654 * graph.c (start_bb): Likewise.
2655 * rtl.def (NOTE): Update description.
2656 * jump.c (squeeze_notes): Delete.
2657 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2658 NOTE_INSN_BASIC_BLOCK_P when possible.
2659 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2660 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2661 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2662 (dwarf2out_var_location): Likewise.
2663 * cfgbuild.c (make_edges): Likewise.
2664 (find_basic_blocks_1): Likewise.
2665 * function.c (reorder_blocks_1): Likewise.
2666 (epilogue_done): Likewise.
2667 (reposition_prologue_and_epilogue_notes): Likewise.
2668 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2670 (print_rtl): Likewise.
2671 (print_rtl_single): Likewise.
2672 * gcse.c (insert_insn_start_bb): Likewise.
2673 * alias.c (init_alias_analysis): Likewise.
2674 * calls.c (fixup_tail_calls): Likewise.
2675 * except.c (sjlj_emit_function_enter): Likewise.
2676 * emit-rtl.c (add_insn_after): Likeiwse.
2677 (emit_label_before): Likewise.
2678 (emit_label_after): Likewise.
2679 (emit_note_before, emit_note_after, emit_note): Update
2680 parameter to be enum insn_note; do not deal with source
2682 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2683 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2685 (merge_blocks_move_successor_nojumps): Simplify now when
2686 we don't have BLOCK notes.
2687 (try_optimize_cfg): Likewise.
2688 * cfglayout.c (skip_insns_after_block): Likewise.
2689 (record_effective_endpoints): Likewise.
2690 (duplicate_insn_chain): Likewise.
2691 * varasm.c (output_constant_pool_1): Likewise.
2692 * sched-deps.c (sched_analyze): Likewise.
2693 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2695 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2696 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2697 (SET_INSN_DELETED): Simplify.
2698 (NOTE_LINE_NUMBER): Exterminate.
2699 (NOTE_LINE_KIND): New.
2700 (NOTE_INSN_BASIC_BLOCK_P): Update.
2701 (enum insn_note): Simplify.
2702 (GET_NOTE_INSN_NAME) Simplify.
2703 (emit_note_before, emit_note_after, emit_note): Update prototype.
2704 (squeeze_notes): Remove.
2705 * sched-int.h (NOTE_NOT_BB_P): Update.
2706 * resource.c (mark_target_live_regs): Update.
2707 * sched-rgn.c (debug_dependencies): Update.
2708 * sched-vis.c (print_insn): Update.
2709 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2710 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2711 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2712 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2713 (split_branches): Update.
2714 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2716 (sh_adjust_unroll_max): Exterminate.
2717 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2718 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2719 (m68hc11_reorg): Likewise.
2720 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2721 (emit_predicate_relation_info): Update.
2722 (process_for_unwind_directive): Update.
2723 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2724 (output_call): Update.
2725 * config/pa/pa.c (output_lbranch): Update.
2726 (output_millicode_call): Update.
2727 (output_call): Update.
2728 (pa_combine_instructions): Update.
2729 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2730 * config/bfin/bfin.c (gen_one_bundle): Update.
2731 * cfgrtl.c (can_delete_note_p): Update.
2732 (delete_insn): Update.
2733 (rtl_merge_blocks): Update.
2734 (commit_one_edge_insertion): Update.
2735 (rtl_verify_flow_info): Update.
2736 * stmt.c (expand_case): Do not call squeeze_notes.
2738 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2745 * c.opt (Wtype-limits): New.
2746 * doc/invoke.texi (Wtype-limits): Document it.
2747 (Wextra): Enabled by -Wextra.
2748 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2749 * c-common.c (shorten_compare): Warn with Wtype-limits.
2751 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2753 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2754 inlined function, not as a macro.
2755 (_mm_alignr_pi8): Ditto.
2756 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2757 (_mm_inserti_si64): Ditto.
2758 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2759 (_mm_extract_epi16): Ditto.
2760 (_mm_insert_epi16): Ditto.
2761 (_mm_shufflehi_epi16): Ditto.
2762 (_mm_shufflelo_epi16): Ditto.
2763 (_mm_shuffle_epi32): Ditto.
2764 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2765 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2767 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2769 (_m_to_float): Use C89 compatible assignment.
2771 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2774 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2776 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2779 * doc/invoke.texi (Wreturn-type): Complete description.
2780 (Wextra): Delete item about return-type warning.
2781 * c-decl.c: Delete redundant Wextra warning.
2783 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2787 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2788 inlined function, not as a macro.
2789 (_mm_prefetch): Ditto.
2791 (_mm_insert_pi16): Ditto.
2793 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2794 (_m_pshufw): Ditto. Add const to __N argument.
2795 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2796 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2797 (_mm_slli_epi32): Ditto.
2798 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2799 Add __inline to function declaration.
2800 (_mm_slli_si128): Ditto.
2802 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2805 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2807 (struct fenv): New structure.
2808 (FP_HANDLE_EXCEPTIONS): New define.
2809 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2810 (_FP_DECL_EXP): New define.
2811 (FP_INIT_ROUNDMODE): New define.
2812 (FP_ROUNDMODE): New define.
2814 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2816 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2817 (Wconversion): Update description.
2818 (Wconversion-sign): New.
2819 * c.opt (Wconversion-sign): New.
2820 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2821 means disabled for C++. Otherwise, take the status of Wconversion.
2822 * c-common.c (conversion_warning): Warn with either Wconversion or
2824 (warnings_for_convert_and_check): Conditions are already checked by
2826 (convert_and_check): Don't check warnings if the conversion failed.
2828 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2829 Anatoly Sokolov <aesok@dol.ru>
2831 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2832 avr_epilogue_uses) : Add declaration.
2833 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2834 * config/avr/constraints.md (R): New constraint.
2835 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2836 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2837 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2838 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2839 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2840 call_prologue_saves, epilogue_restores, return_from_epilogue,
2841 return_from_main_epilogue, return_from_interrupt_epilogue,
2842 return_from_naked_epilogue, prologue, epilogue): New patterns.
2843 (jump): Handle symbol reference.
2844 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2845 avr_output_function_prologue, avr_output_function_epilogue): Remove
2847 (avr_init_machine_status, expand_prologue, expand_epilogue,
2848 avr_asm_function_end_prologue, avr_epilogue_uses,
2849 avr_asm_function_begin_epilogue): New functions.
2850 (prologue_size, epilogue_size, jump_tables_size): Remove global
2852 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2853 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2854 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2855 (avr_override_options): Initialise init_machine_status.
2856 (output_movhi): Handle all stack pointer loads.
2857 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2858 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2859 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2860 (EPILOGUE_USES) Redefine.
2861 (machine_function) Declare.
2863 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2865 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2866 Use a single return statement.
2868 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2871 * builtins.c (do_mpfr_lgamma_r): New.
2872 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2873 * tree.h (CASE_FLT_FN_REENT): New.
2875 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2877 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2878 (output_die): Use 'unsigned long' with %x.
2879 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2880 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2881 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2883 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2885 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2890 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2891 true if function has no argument.
2893 2007-05-18 DJ Delorie <dj@redhat.com>
2895 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2896 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2898 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2900 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2901 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2902 count_trailing_zeros.
2903 (__i386__): Implement count_leading_zeros using __builtin_clz().
2904 Implement count_trailing_zeros usign __builtin_ctz().
2906 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2908 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2910 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2913 * expr.c (emit_move_change_mode): Change mode of push operands here.
2915 2007-05-17 Ian Lance Taylor <iant@google.com>
2917 PR tree-optimization/31953
2918 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2920 (set_value_range_to_null): Call set_value_range_to_value.
2921 (extract_range_from_comparison): Likewise.
2923 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2925 * toplev.c (print_version): Output GMP/MPFR version info.
2927 * builtins.c (CASE_MATHFN_REENT): New macro.
2928 (mathfn_built_in): Use it.
2929 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2930 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2931 BUILT_IN_LGAMMAL_R): New.
2932 * doc/extend.texi: Document new builtins.
2935 * builtins.c (do_mpfr_remquo): New.
2936 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2937 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2940 * builtins.c (fold_builtin_1): Handle y0, y1.
2941 (fold_builtin_2): Handle yn.
2944 * builtins.c (do_mpfr_bessel_n): New.
2945 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2946 (fold_builtin_2): Handle BUILT_IN_JN.
2948 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2951 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2952 TYPE_PRECISION (intmax_type_node).
2954 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2957 * reload.c (subst_reloads): Remove checking.
2959 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2961 PR rtl-optimization/31691
2962 * combine.c (simplify_set): Build a new src pattern instead of
2963 substituting its operands in the COMPARE case.
2965 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2967 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2968 (execute_vrp): Preserve loops through jump threading.
2969 * tree-ssa-threadupdate.c (thread_single_edge,
2970 dbds_continue_enumeration_p, determine_bb_domination_status,
2971 thread_through_loop_header): New functions.
2972 (create_edge_and_update_destination_phis,
2973 create_edge_and_update_destination_phis): Set loops for the new blocks.
2974 (prune_undesirable_thread_requests): Removed.
2975 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2977 (thread_block): Do not call prune_undesirable_thread_requests.
2979 (mark_threaded_blocks): Select edges to thread here.
2980 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2981 Thread edges through loop headers independently.
2982 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2983 * tree-pass.h (TODO_mark_first_instance): New.
2984 (first_pass_instance): Declare.
2985 * cfghooks.c (duplicate_block): Put the block to the original loop
2986 if copy is not specified.
2987 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2988 jump threading. Pass may_peel_loop_headers to
2989 thread_through_all_blocks according to first_pass_instance.
2990 * cfgloop.h (create_preheader): Declare.
2991 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2992 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2993 * passes.c (first_pass_instance): New variable.
2994 (next_pass_1): Set TODO_mark_first_instance.
2995 (execute_todo): Set first_pass_instance.
2997 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2999 PR tree-optimization/24659
3000 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3001 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3002 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3003 OTI_vec_pack_ufix_trunc.
3004 (vec_unpacks_float_hi_optab): Define new macro.
3005 (vec_unpacks_float_lo_optab): Ditto.
3006 (vec_unpacku_float_hi_optab): Ditto.
3007 (vec_unpacku_float_lo_optab): Ditto.
3008 (vec_pack_sfix_trunc_optab): Ditto.
3009 (vec_pack_ufix_trunc_optab): Ditto.
3010 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3011 and vec_pack_[s|u]fix_trunc_optab using
3012 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3013 * tree-vectorizer.c (supportable_widening_operation): Handle
3014 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3015 (supportable_narrowing_operation): New function.
3016 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3017 * tree-vect-transform.c (vectorizable_conversion): Handle
3018 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3019 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3020 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3021 to check for target support.
3022 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3023 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3024 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3025 for VEC_PACK_FIX_TRUNC_EXPR.
3026 (expand_binop): Special case mode of the result for
3027 vec_pack_[u|s]fix_trunc_optab.
3028 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3029 vec_pack_[u|s]fix_trunc_optab.
3031 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3032 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3033 * tree-pretty-print.c (dump_generic_node): Handle
3034 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3035 VEC_PACK_FIX_TRUNC_EXPR.
3037 * expr.c (expand_expr_real_1): Ditto.
3038 * tree-inline.c (estimate_num_insns_1): Ditto.
3039 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3041 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3042 (vec_unpacks_float_lo_v8hi): Ditto.
3043 (vec_unpacku_float_hi_v8hi): Ditto.
3044 (vec_unpacku_float_lo_v8hi): Ditto.
3045 (vec_unpacks_float_hi_v4si): Ditto.
3046 (vec_unpacks_float_lo_v4si): Ditto.
3047 (vec_pack_sfix_trunc_v2df): Ditto.
3049 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3051 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3052 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3053 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3054 [vec_pack_ufix_trunc]: Ditto.
3055 [vec_unpacks_float_hi]: Ditto.
3056 [vec_unpacks_float_lo]: Ditto.
3057 [vec_unpacku_float_hi]: Ditto.
3058 [vec_unpacku_float_lo]: Ditto.
3060 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3062 * soft-fp/README: Update for new files.
3063 * soft-fp/floattisf.c: New file.
3064 * soft-fp/floattidf.c: New file.
3065 * soft-fp/floattitf.c: New file.
3066 * soft-fp/floatuntisf.c: New file.
3067 * soft-fp/floatuntidf.c: New file.
3068 * soft-fp/floatuntitf.c: New file.
3069 * soft-fp/fixsfti.c: New file.
3070 * soft-fp/fixdfti.c: New file.
3071 * soft-fp/fixtfti.c: New file.
3072 * soft-fp/fixunssfti.c: New file.
3073 * soft-fp/fixunsdfti.c: New file.
3074 * soft-fp/fixunstfti.c: New file.
3075 * soft-fp/extendxftf.c: New file.
3076 * soft-fp/trunctfxf.c: New file.
3078 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3079 (__trunctfxf2): Ditto.
3081 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3082 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3083 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3084 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3085 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3086 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3088 * config/i386/t-fprules-softfp64: New file.
3089 * config/i386/sfp-machine.h: New file.
3090 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3091 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3092 and soft-fp/t-softfp to tmake_file.
3093 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3094 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3096 * config/i386/t-linux64 (softfp_wrap_start): New.
3097 (softfp_wrap_end): New.
3098 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3099 supported for TARGET_64BIT.
3101 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3103 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3104 c_common_unsigned_type behavior.
3106 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3108 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3111 2007-05-16 Eric Christopher <echristo@apple.com>
3113 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3114 saving after stack push. Set sp_offset whenever we push.
3115 (rs6000_emit_epilogue): Move altivec register restore before
3118 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3120 * configure.ac: Allow sysroots to be relocated under $prefix as
3121 well as $exec_prefix.
3122 * configure: Regenerate.
3124 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3128 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3130 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3131 (gcc_tooldir): Likewise.
3132 * configure: Regenerate.
3133 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3134 old configure.ac gcc_tooldir setting.
3135 (prefix_to_exec_prefix): New variable.
3136 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3137 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3139 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3141 * c-typeck.c (build_binary_op): Return early for error.
3143 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3145 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3146 struct nb_iter_bound.
3147 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3148 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3149 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3150 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3151 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3152 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3153 (del_scev_info): Use ggc_free.
3154 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3155 * loop-init.c: Include ggc.h.
3156 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3157 (loop_optimizer_finalize): Use ggc_free.
3158 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3159 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3160 pass_iv_optimize): Add TODO_ggc_collect.
3161 * function.h (struct function): Remove skip marker from x_current_loops.
3162 * cfgloop.c: Include ggc.h.
3163 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3165 (establish_preds): Vector superloops is gc allocated.
3166 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3168 (flow_loops_find): Vector larray is gc allocated.
3169 (loop_exit_free): Use ggc_free.
3170 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3171 that head of exits list is now not a part of struct loop.
3172 (record_loop_exits): Allocate exits table in gc memory.
3173 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3174 head of exits list is now not a part of struct loop.
3175 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3176 struct loop_exit): Add GTY marker.
3177 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3178 Add skip marker to aux field. Make head of exits list a separate
3180 (struct loops): Add GTY marker. Make larray vector gc allocated.
3181 Add param marker to exits table.
3182 (get_loops): Type changed.
3183 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3185 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3186 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3187 * basic-block.h (struct basic_block_def): Remove skip marker from
3190 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3192 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3193 of 0 in the call to expand_expr().
3194 (expand_builtin_mathfn_3): Ditto.
3195 (expand_builtin_interclass_mathfn): Ditto.
3196 (expand_builtin_cexpi): Ditto.
3197 (expand_builtin_int_roundingfn): Ditto.
3198 (expand_builtin_int_roundingfn_2): Ditto.
3199 (expand_builtin_pow): Ditto.
3200 (expand_builtin_powi): Ditto.
3201 (expand_builtin_bswap): Ditto.
3202 (expand_builtin_unop): Ditto.
3203 (expand_builtin_fabs): Ditto.
3204 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3205 the call to expand_expr().
3206 (expand_builtin_sync_operation): Ditto.
3207 (expand_builtin_compare_and_swap): Ditto.
3208 (expand_builtin_lock_test_and_set): Ditto.
3209 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3210 instead of 0 in the call to expand_expr().
3211 (expand_builtin_extract_return_addr): Ditto.
3212 (expand_builtin_eh_return): Ditto.
3213 (expand_eh_return): Ditto.
3214 * explow.c (expr_size): Ditto.
3215 * expr.c (optimize_bitfield_assignment_op): Ditto.
3216 (expand_assignement): Ditto.
3217 (store_expr): Ditto.
3218 (store_field): Ditto.
3219 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3220 the call to expand_expr().
3221 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3222 in the call to expand_expr().
3223 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3224 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3225 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3227 * optabs.c (expand_vec_shift_expr): Ditto.
3228 (expand_vec_cond_expr): Ditto.
3229 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3230 call to expand_expr().
3231 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3232 in the call to expand_expr().
3234 2007-05-14 Dave Korn <dave.korn@artimi.com>
3236 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3238 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3240 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3241 instead of c_common_unsigned_type.
3242 (c_common_unsigned_type): Remove.
3243 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3244 c_common_unsigned_type.
3245 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3246 c_common_unsigned_type.
3247 * c-common.h (c_common_unsigned_type): Remove.
3248 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3249 c_common_unsigned_type.
3250 * c-format.c (check_format_types): Use unsigned_type_for instead of
3251 c_common_unsigned_type.
3252 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3253 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3254 c_common_unsigned_type.
3255 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3256 lang_hooks.types.unsigned_type.
3257 * expmed.c (make_tree): Use unsigned_type_for instead of
3258 lang_hooks.types.unsigned_type.
3259 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3260 lang_hooks.types.unsigned_type.
3261 (build_range_check): Likewise.
3262 (fold_unary): Likewise.
3263 (fold_binary): Likewise.
3264 (fold_ternary): Likewise.
3265 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3266 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3267 * tree.c (get_unsigned_type): New.
3268 (unsigned_type_for): Use get_unsigned_type instead of
3269 lang_hooks.types.unsigned_type.
3271 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3273 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3274 to m68k_get_function_kind. Update its prototype.
3275 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3277 (m68k_interrupt_function_p): Return enum m68k_function_type
3278 instead of bool. Rename to m68k_get_function_kind.
3279 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3281 (m68k_compute_frame_layout): Don't mark any register for save
3282 if an interrupt_thread attribute is specified.
3283 (m68k_hard_regno_rename_ok): Update a use of
3284 m68k_interrupt_function_p.
3285 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3286 m68k_interrupt_function_p.
3287 (m68k_function_type): New.
3288 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3289 for a function with an interrupt_thread attribute.
3290 * doc/extend.texi: Document the interrupt_thread attribute.
3292 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3294 Fix PR tree-optimization/31911
3295 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3296 if they didn't change the expression.
3298 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3300 * tree-scalar-evolution.c (resolve_mixers): Exported.
3301 * tree-scalar-evolution.h (resolve_mixers): Declare.
3302 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3303 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3304 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3305 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3306 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3307 strip_conversion, analyze_offset_expr, address_analysis,
3308 object_analysis, analyze_offset): Removed.
3309 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3310 split_constant_offset, canonicalize_base_object_address,
3311 object_address_invariant_in_loop_p, disjoint_objects_p,
3312 dr_may_alias_p, dr_address_invariant_p): New functions.
3313 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3314 and dr_analyze_alias.
3315 (initialize_data_dependence_relation): Use dr_may_alias_p
3316 and object_address_invariant_in_loop_p.
3317 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3319 (find_data_references_in_stmt): Restrict the analysis of data references
3320 to the given loop nest.
3321 (find_data_references_in_loop): Made static. Pass loop nest to
3322 find_data_references_in_stmt.
3323 (compute_data_dependences_for_loop): Use DR_VOPS.
3324 (free_data_ref): Free DR_VOPS.
3325 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3326 (struct innermost_loop_behavior): ... new.
3327 (struct base_object_info): Replaced by ...
3328 (struct indices): ... new.
3329 (struct dr_alias): New.
3330 (enum data_ref_type): Removed.
3331 (struct data_reference): Consist of struct innermost_loop_behavior,
3332 struct indices and struct dr_alias.
3333 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3334 (DR_MEMTAG): Renamed to ...
3335 (DR_SYMBOL_TAG): ... this.
3336 (find_data_references_in_loop): Declaration removed.
3337 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3338 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3339 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3340 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3342 2007-05-13 Revital Eres <eres@il.ibm.com>
3344 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3345 which walks virtual def-use chains to find redundant stores.
3346 (dse_optimize_stmt): Call it.
3348 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3350 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3351 * passes.c (init_optimization_passes): Move pass_jump_bypass
3354 * basic-block.h (bb_has_eh_pred): Fix style issue.
3356 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3358 PR rtl-optimization/31848
3359 * loop-invariant.c (move_invariant_reg): If we move an insn
3360 with a REG_EQUAL note, and that insn is not always executed,
3361 remove the REG_EQUAL note.
3363 2007-05-12 Richard Guenther <rguenther@suse.de>
3365 PR tree-optimization/31797
3366 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3367 propagate into a stmt that has volatile ops.
3369 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3371 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3372 (gcc_tooldir): Likewise.
3373 * configure: Regenerate.
3374 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3375 old configure.ac gcc_tooldir setting.
3376 (prefix_to_exec_prefix): New variable.
3377 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3378 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3380 2007-05-11 Silvius Rus <rus@google.com>
3382 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3383 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3384 * c-common.h (strict_aliasing_warning): Change return type.
3385 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3386 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3387 (build_c_cast): Condition call to strict_aliasing_warning.
3388 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3389 * flags.h (set_Wstrict_aliasing): Declare.
3390 * opts.c (set_Wstrict_alising): Define, add call to.
3391 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3392 * tree-ssa-alias-warnings.c: New file.
3393 * tree-ssa-alias.c (compute_may_aliases): Add call to
3394 strict_aliasing_warning_backend.
3396 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3398 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3399 Use loop_depth and loop_outer accessor functions.
3400 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3401 determine_invariantness_stmt, move_computations_stmt): Ditto.
3402 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3403 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3404 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3405 * tree-scalar-evolution.c (interpret_loop_phi,
3406 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3407 instantiate_parameters_1, scev_const_prop): Ditto.
3408 * cfghooks.c (make_forwarder_block): Ditto.
3409 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3410 * modulo-sched.c (loop_canon_p): Ditto.
3411 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3412 slpeel_can_duplicate_loop_p): Ditto.
3413 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3414 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3415 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3416 cancel_loop, verify_loop_structure): Ditto.
3417 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3418 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3419 superloops vector instead of "pred" array.
3420 (establish_preds): Take father loop as an argument. Initialize the
3422 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3423 initialize loop->outer.
3424 (flow_loop_tree_node_remove): Truncate the superloops vector.
3425 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3426 "pred" merged to "superloops" vector.
3427 (loop_depth, loop_outer): New.
3428 (fel_init): Use loop_outer.
3430 2007-05-11 Jan Hubicka <jh@suse.cz>
3432 * cgraphunit.c: Include gt-cgraphunit.h
3433 (static_ctors, static_dtors): New static vars.
3434 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3435 based on implementation in c-common.c
3436 (cgraph_finalize_function): Call record_cdtor_fn.
3437 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3438 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3439 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3440 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3441 build_cdtor, c_build_cdtor_fns): Remove.
3442 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3443 c_build_cdtor_fns): Remove prototype.
3445 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3448 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3449 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3450 * builtins.c (fold_builtin_memchr): New.
3451 (expand_builtin_memchr): Call the latter.
3452 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3453 * doc/extend.texi ([Other built-in functions provided by GCC]):
3456 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3458 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3459 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3460 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3461 PFPO_OP1_TYPE_SHIFT): Constants added.
3462 (DFP_ALL): Mode macro defined.
3463 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3464 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3465 Insn definitions added.
3466 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3467 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3470 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3472 PR tree-optimization/31885
3473 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3475 (automatically_generated_chrec_p): Return false for NULL.
3477 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3479 * config/bfin/bfin.h (MOVE_RATIO): Define.
3481 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3483 * config.gcc (sparc-wrs-vxworks): New target.
3484 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3485 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3486 * config/sparc/sparc.h: Include vxworks-dummy.h.
3487 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3488 include LABEL_REFs too.
3489 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3490 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3492 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3494 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3495 (sparc_emit_call_insn): New function.
3496 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3497 functions when generating VxWorks PIC.
3498 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3499 (call, call_value): Use sparc_emit_call_insn instead of
3502 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3504 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3506 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3508 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3509 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3510 instead of operand_subword.
3512 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3514 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3515 * config/bfin/bfin.c (bfin_local_alignment): New function.
3516 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3518 2007-05-08 Chao-ying Fu <fu@mips.com>
3520 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3521 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3522 (smsub_widen_optab, umsub_widen_optab): Define.
3523 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3525 * genopinit.c (optabs): Fill in smsub_widen_optab and
3527 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3528 and umsub_widen_optab to implement multiply-subtract sequences.
3529 * config/mips/mips.md (*msac<u>_di): Rename to...
3530 (<u>msubsidi4): ...this. Extend condition to include
3531 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3532 of operand 0 to "ka" and use the three-operand form of msub<u>
3534 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3537 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3539 PR rtl-optimization/28011
3540 * reload.c (push_reload): Set dont_share if IN appears in OUT
3541 also when IN is a PLUS rtx.
3542 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3545 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3547 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3548 call unshare_all_decls.
3549 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3550 (unshare_all_decls): Remove.
3552 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3555 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3558 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3559 Nigel Stephens <nigel@mips.com>
3561 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3562 Update comments and all uses.
3563 (MIN_FPRS_PER_FMT): Define.
3564 * config/mips/mips.c (function_arg): Fix to correctly handle
3565 the -mips32r2 -mfp64 -mabi=32 case.
3566 (override_options): Enable use of odd-numbered registers for
3567 SFmode values on MIPS32.
3568 (mips_save_reg_p): Save whole floating-point register pair if
3569 either half is used.
3570 (compute_frame_size): Fix comment.
3572 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3574 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3575 argument of type bool.
3576 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3577 argument. Safely select temporary P register according to it.
3578 (do_link): Change call site of add_to_reg accordingly.
3579 (do_unlink): Add epilogue_p as a fourth argument and pass it
3581 (expand_interrupt_handler_epilogue): Change call of do_unlink
3583 (bfin_expand_prologue): Add a third argument sibcall_p.
3584 * config/bfin/bfin.md (epilogue): Change call of
3585 bfin_expand_epilogue accordingly.
3586 (sibcall_epilogue): Likewise.
3587 (eh_return_internal): Likewise.
3589 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3590 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3591 * config/bfin/bfin.c (bfin_handle_option): Handle
3592 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3593 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3594 Support bf534, bf536 and bf561.
3595 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3597 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/i386.c (ix86_function_regparm): Process local
3601 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3603 2007-05-07 Mike Stump <mrs@apple.com>
3605 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3606 also checks for and while statements in C++.
3608 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3610 * gcc.c (at_file_supplied): New variable.
3611 (main): Set it if we expanded argv.
3612 (do_spec_1): Pass an @-file to the linker if we were called with
3613 an @-file argument and HAVE_GNU_LD.
3614 * collect2.c (at_file_supplied): New variable.
3615 (response_file): New variable.
3616 (collect_exit): Unlink response_file if necessary.
3617 (handler): Likewise.
3618 (do_wait): Likewise.
3619 (main): Set at_file_supplied if we expanded argv.
3620 (collect_execute): Pass an @-file to subprocesses if we were called
3621 with an @-file argument.
3622 * configure.ac: Add define for HAVE_GNU_LD.
3623 * configure: Regenerate.
3624 * config.in: Regenerate.
3626 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3628 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3634 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3636 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3637 (TARGET_ENCODE_SECTION_INFO): Re-define.
3638 (m32c_encode_section_info): New
3639 (function_vector_handler): New
3640 (current_function_special_page_vector): New
3641 (m32c_special_page_vector_p): New.
3642 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3644 * config/m32c/jump.md: Added instruction JSRS for functions
3645 with attribute "function_vector".
3646 * doc/extend.texi (function_vector): Added description
3647 for M16C, M32C targets.
3649 2007-05-07 DJ Delorie <dj@redhat.com>
3652 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3653 ashrpsi3, lshrpsi3): Update shift count constraint.
3655 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3656 Nathan Froyd <froydnj@codesourcery.com>
3659 * c-incpath.c (add_path): Strip trailing path separators.
3661 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3663 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3664 Free dominance info before purging EH edges.
3665 (eliminate_degenerate_phis): Likewise.
3666 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3668 2007-05-07 Jan Hubicka <jh@suse.cz>
3670 * gimplify.c (gimplify_expr): Do not crash when folding
3671 (void *)(int)&a + 4.
3673 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3676 * c-opts.c (lang_fortran): Make it non static.
3677 * c-common.h (lang_fortran): New prototype.
3678 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3679 -lang-fortran option was passed by the driver.
3681 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3683 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3684 of ASSERT_CHECKING. Tweak message.
3686 2007-05-06 Revital Eres <eres@il.ibm.com>
3689 * loop-unroll.c (insert_var_expansion_initialization):
3690 Initialize the expansions with -zero instead of +zero.
3692 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3694 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3695 into pic and non-pic versions. Mark r19 as used for
3696 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3697 for tgd_load, tld_load and tie_load .
3698 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3699 version of tgd_load, tld_load and tie_load depending on the
3702 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3703 Jakub Jelinek <jakub@redhat.com>
3705 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3706 (__do_global_dtors_aux): Use more paranoid loop to run
3707 destructors if HIDDEN_DTOR_LIST_END.
3708 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3710 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3712 * varasm.c (align_variable): Don't increase alignment for
3713 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3714 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3716 2007-05-04 Josh Conner <jconner@apple.com>
3718 * basic-block.h (cdi_direction): Assign values to all enumeration
3720 (dom_computed): Remove.
3721 (dom_info_state): New.
3722 (set_dom_info_availability): New.
3723 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3724 walk_data.dom_direction.
3725 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3726 instead of dom_computed[].
3727 (split_edge): Likewise.
3728 (create_basic_block): Likewise.
3729 (merge_blocks): Likewise.
3730 * ifcvt.c (find_if_header): Likewise.
3731 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3732 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3733 * tree-ssa.c (verify_ssa): Likewise.
3734 * tree-cfg.c (tree_verify_flow_info): Likewise.
3735 (remove_edge_and_dominated_blocks): Likewise.
3736 * dominance.c (dom_computed): Make static.
3737 (calc_dfs_tree_nonrec): Change third param to a bool.
3738 (calc_dfs_tree): Change second param to a bool.
3739 (calc_idioms): Change second param to a bool. Use
3740 dom_convert_dir_to_idx.
3741 (init_dom_info): Validate dir before using.
3742 (dom_convert_dir_to_idx): New.
3743 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3744 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3745 (free_dominance_info): Use dom_convert_dir_to_idx.
3746 (get_immediate_dominator): Likewise.
3747 (set_immediate_dominator): Likewise.
3748 (get_dominated_by): Likewise.
3749 (redirect_immediate_dominators): Likewise.
3750 (nearest_common_denominator): Likewise.
3751 (dominated_by_p): Likewise.
3752 (bb_dom_dfs_in): Likewise.
3753 (bb_dom_dfs_out): Likewise.
3754 (recount_dominator): Likewise.
3755 (iterate_fix_dominators): Likewise.
3756 (add_to_dominance_info): Likewise.
3757 (delete_from_dominance_info): Likewise.
3758 (first_dom_son): Likewise.
3759 (next_dom_son): Likewise.
3760 (dom_info_available_p): Likewise.
3761 (dom_info_state): New.
3762 (set_dom_info_availability): New.
3764 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3766 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3768 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3770 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3772 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3773 (subdi3, subdi_carry): Delete.
3775 2007-05-04 Jan Hubicka <jh@suse.cz>
3776 Richard Guenther <rguenther@suse.de>
3778 * opts.c (decode_options): Do not fiddle with inlining
3779 parameters in case of optimizing for size.
3780 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3781 for size do nothing.
3782 (cgraph_decide_inlining_of_small_function): When optimizing for
3783 size never inline functions increasing caller size.
3784 (cgraph_early_inlining): Inline for size when optimizing for size.
3786 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3788 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3789 logical operations piecewise.
3790 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3791 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3792 subdi_sesidi_di): Delete.
3793 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3794 the generated sequence. Allow three-reg add in constraints. Rewrite
3795 the rtl expression for carry to avoid zero_extend of a constant.
3796 (sub_with_carry): New pattern.
3797 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3798 different sequence not involving jumps.
3799 (notbi): Now a named pattern.
3801 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3803 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3804 Add the note about a significant loss of accuracy of some
3805 mathematical routines when these options are used.
3807 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3809 * haifa-sched.c (rtx_vec_t): New typedef.
3810 (contributes_to_priority_p): Extract piece of priority () into new
3812 (priority): Use the function. Add assertion.
3813 (rank_for_schedule, set_priorities): Add assertion to check that
3814 insn's priority is initialized.
3815 (clear_priorities, calc_priorities): Change signature. Make it update
3816 all relevant insns. Update all callers ('add_to_speculative_block ()'
3817 and 'create_block_check_twin ()').
3818 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3819 Add new field 'priority_status'.
3820 (INSN_PRIORITY_STATUS): New macro.
3821 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3823 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3825 * sched-ebb.c (debug_ebb_dependencies): New static function.
3826 (init_ready_list): Use it.
3828 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3829 with changed signature and 'debug_rgn_dependencies ()'.
3830 (debug_rgn_dependencies): New static function.
3831 (init_ready_list): Use it.
3833 * sched-int.h (debug_dependencies): Declare.
3835 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3837 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3839 2007-05-04 Dirk Mueller <dmueller@suse.de>
3841 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3843 2007-05-03 Jan Hubicka <jh@suse.cz>
3845 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3846 for pointer type in more cases than before.
3848 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3850 * tree-object-size.c (plus_expr_object_size): When operand size is
3851 unknown, return unknown.
3853 2007-05-03 Dirk Mueller <dmueller@suse.de>
3855 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3857 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3860 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3862 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3864 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3866 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3868 * config/soft-fp/double.h, config/soft-fp/extended.h,
3869 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3870 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3871 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3872 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3875 2007-05-03 Ian Lance Taylor <iant@google.com>
3877 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3878 MASK_PPC_GFXOPT for 8540 or 8548.
3880 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3882 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3883 vect_print_dump_info() to output debug information.
3885 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3889 operands of size 2 when operand is not MEM_P.
3891 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3893 PR tree-optimization/30565
3894 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3896 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3898 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3899 (umulsi3_highpart): Use them.
3900 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3901 for final accumulator to D regisster tranfser.
3903 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3905 PR tree-optimization/31699
3906 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3908 (vect_enhance_data_refs_alignment): Compute peel amount using
3909 TYPE_VECTOR_SUBPARTS instead of vf.
3910 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3912 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3915 * system.h: Remove inclusion of double-int.h
3916 * tree.h: Include double-int.h
3917 * gengtype.c: Likewise
3918 * cfgloop.h: Likewise
3919 * Makefile.in: Adjust dependencies on double-int.h
3921 2007-05-02 Eric Christopher <echristo@apple.com>
3923 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3924 -shared to -Zdynamiclib.
3926 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3929 * c-common.c (strip_pointer_or_array_types): New function.
3930 * c-common.h (strip_pointer_or_array_types): New function declaration.
3932 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3934 PR tree-optimization/31771
3935 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3937 2007-05-02 Paul Brook <paul@codesourcery.com>
3939 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3941 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3944 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3947 2007-05-02 Nick Clifton <nickc@redhat.com>
3949 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3951 2007-05-02 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/31146
3954 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3955 argument, single_use_p. If we have a single use that is
3956 a conversion to the definition rhs type, propagate that rhs.
3957 (forward_propagate_addr_expr): Pass single_use_p argument
3958 to forward_propagate_addr_expr_1.
3960 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3965 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3967 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3968 'AMD Family 10 core'.
3970 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3972 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3973 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3974 with SSE3 instruction set support.
3975 * doc/invoke.texi: Likewise.
3977 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3979 * config/i386/i386.c (override_options): Tuning 32-byte loop
3980 alignment for amdfam10 architecture. Increasing the max loop
3981 alignment to 24 bytes.
3983 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3985 * config/m68k/constraints.md: New.
3986 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3987 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3988 EXTRA_CONSTRAINT): Remove.
3989 * config/m68k/m68k.md: Include constraints.md.
3990 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3992 2007-05-01 Ian Lance Taylor <iant@google.com>
3994 PR tree-optimization/31739
3995 * tree-vrp.c (vrp_val_is_max): New static function.
3996 (vrp_val_is_min): New static function.
3997 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3999 (set_value_range): Use vrp_val_is_{max,min}.
4000 (extract_range_from_assert): Likewise.
4001 (extract_range_from_binary_expr): Likewise.
4002 (extract_range_from_unary_expr): Likewise.
4003 (dump_value_range, vrp_meet): Likewise.
4004 (vrp_visit_phi_node): Likewise.
4005 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4007 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4009 * config/i386/gmon-sol2.c (size_t): New type.
4010 (intptr_t): Likewise.
4011 (s_textsize): Declare as size_t.
4013 (monstartup): Use size_t for sizes.
4014 (_mcount): Save and restore registers.
4015 (internal_mcount): Pass 0 as the first argument to monstartup
4017 (moncontrol): Convert pointer to appropriately sized integer
4018 before passing to profil.
4020 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4022 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4023 __NO_FPRS__, not just if _SOFT_DOUBLE.
4024 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4025 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4026 also for E500 double.
4027 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4028 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4031 2007-05-01 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4036 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4038 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4040 2007-05-01 Jan Hubicka <jh@suse.cz>
4042 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4045 2007-05-01 Jan Hubicka <jh@suse.cz>
4047 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4048 (maybe_fold_offset_to_reference): Declare.
4049 * fold-const.c (fold_unary): Do not fold
4050 (type *)&A into &A->field_of_type_and_offset_0
4051 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4052 size is unknown, give up.
4053 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4055 (maybe_fold_offset_to_reference): New.
4056 (maybe_fold_stmt_indirect): Use it.
4057 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4058 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4060 (gimplify_expr): Likewise for plus_expr.
4062 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4064 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4065 bsi_after_labels. Always insert statements before bsi.
4066 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4067 * predict.c (apply_return_prediction): Check for empty blocks.
4068 * cfgexpand.c (lab_rtx_for_bb): New variable.
4069 (label_rtx_for_bb): Do not create new tree labels.
4070 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4071 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4072 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4074 (label_for_bb): Add field used.
4075 (update_eh_label, main_block_label): Mark the label used.
4076 (cleanup_dead_labels): Remove unused labels.
4078 2007-05-01 Richard Guenther <rguenther@suse.de>
4080 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4081 if it is not about to be set.
4082 (get_value_range): Do not pre-allocate equiv bitmap.
4083 (update_value_range): No need to clear equiv field.
4084 (add_equivalence): Change prototype to get bitmap pointer.
4085 Allocate bitmap here if it is not already.
4086 (extract_range_from_assert): Do not allocate bitmap here.
4087 Update callers to add_equivalence.
4088 (extract_range_from_ssa_name): Likewise.
4089 (get_vr_for_comparison): New static helper.
4090 (compare_name_with_value): Handle NULL equiv bitmap by
4091 peeling the first iteration of the comparison loop.
4092 Use get_vr_for_comparison.
4093 (compare_names): Handle NULL equiv bitmaps by using fake
4094 ones. Use get_vr_for_comparison.
4096 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4098 * double-int.c (mpz_set_double_int): Moved from
4099 tree-ssa-loop-niter.c.
4100 (mpz_get_double_int): Likewise; also, add option to wrap
4101 out-of-range integers.
4102 * double-int.h: New prototypes for above.
4103 * tree.c (get_static_type_bounds): Moved from
4104 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4105 TYPE_MAX_VALUE if they exist..
4106 * tree.h: New prototype for above.
4107 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4108 get_type_bounds calls.
4109 (mpz_set_double_int): Move to double-int.c.
4110 (get_type_bounds): Move to tree.c, rename to
4111 get_static_type_bounds.
4112 (mpz_to_double_int): Move to double-int.c, rename to
4115 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4117 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4118 DIV0 exception can fall through to a normal return.
4120 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4124 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4125 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4126 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4127 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4128 initialize align to silence bogus warning.
4129 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4130 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4132 (struct sra_walk_fns): Remove use_all parameter from use.
4133 (sra_hash_tree): Handle BIT_FIELD_REFs.
4134 (sra_elt_hash): Don't hash bitfld blocks.
4135 (sra_elt_eq): Skip them in parent compares as well. Handle
4137 (sra_walk_expr): Don't maintain or pass down use_all_p.
4138 (scan_use): Remove use_all parameter.
4139 (scalarize_use): Likewise. Re-expand assignment to
4140 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4141 output, and re-scalarize after output. Don't mark anything
4143 (scalarize_ldst): Adjust.
4144 (scalarize_walk_gimple_modify_statement): Likewise.
4145 (build_element_name_1): Handle BIT_FIELD_REFs.
4146 (instantiate_element): Don't warn for any element whose parent
4148 (instantiate_missing_elements_1): Return the sra_elt.
4149 (canon_type_for_field): New.
4150 (try_instantiate_multiple_fields): New.
4151 (instantiate_missing_elemnts): Use them.
4152 (mark_no_warning): Removed.
4153 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4154 (REPLDUP, sra_build_elt_assignment): New.
4155 (generate_copy_inout): Use them.
4156 (generate_element_copy): Likewise. Handle bitfld differences.
4157 (generate_element_zero): Don't recurse for blocks. Use
4158 sra_build_elt_assignment.
4159 (generate_one_element_int): Take elt instead of var. Use
4160 sra_build_elt_assignment.
4161 (generate_element_init_1): Adjust.
4162 (scalarize_use, scalarize_copy): Use REPLDUP.
4163 (scalarize_ldst): Move assert before dereference.
4164 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4166 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4169 * tree.c (reconstruct_complex_type): Reconstruct a reference
4171 Also use the same mode for the pointer as the old pointer type.
4173 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4175 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4178 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4180 PR rtl-optimization/31676
4181 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4182 (df_refs_record): Call it.
4184 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4186 * rtl.def (SS_ABS): New code.
4187 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4188 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4189 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4190 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4191 (bfin_init_builtins): Define them.
4192 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4193 (bfin_expand_builtin): ... and handle the others here.
4194 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4195 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4196 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4197 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4198 operand is only HImode.
4200 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4202 * regclass.c (scan_one_insn): Remove splitting of
4205 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4206 Nigel Stephens <nigel@mips.com>
4208 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4210 2007-04-28 Jan Hubicka <jh@suse.cz>
4212 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4213 insn_locators_alloc instead of insn_locators_initialize;
4214 call reset_block_changes.
4215 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4216 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4217 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4218 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4219 * config/score/score.c (th_output_mi_thunk): Likewise.
4220 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4221 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4222 tolerate uninitialized locator info.
4225 * function.c (init_function_start): Don't init line number info.
4226 (expand_function_end): Update.
4227 (reset_block_changes, record_block_change, finalize_block_changes,
4228 check_block_change, free_block_changes): Kill.
4229 * function.h (reset_block_changes, record_block_change,
4230 finalize_block_changes, check_block_change, free_block_changes): Remove
4232 (struct function): Remove ib_boundaries_block.
4233 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4234 Use curr_insn_locator to initialize locator.
4235 (emit_line_note): Remove.
4236 * cfgexpand.c (expand_gimple_cond_expr): Update.
4237 (construct_exit_block): Likewise.
4238 (tree_expand_cfg): Initialize/finalize locators.
4239 * expr.c (expand_expr_real): Update.
4240 * cfglayout.c (line_locators_locs, line_locators_lines,
4241 file_locators_locs, file_locators_files): Remove.
4242 (set_block_levels): Move to cfgexpand.c.
4243 (insn_locators_initialize): Remove.
4244 (pass_insn_locators_initialize): Remove.
4245 (locations_locators_locs, locations_locators_vals): New static vars.
4246 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4248 (insn_locators_alloc, insn_locators_finalize,
4249 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4251 (locator_location): New.
4252 (locator_line, locator_file): Rewrite.
4253 * rtl.h (emit_line_note): Kill.
4254 (insn_locators_alloc, insn_locators_finalize,
4255 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4257 * tree-inline.c (initialize_cfun): Do not initialize
4258 ib_boundaries_block.
4259 * passes.c (pass_insn_locators_initialize): Remove.
4261 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4263 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4264 info. Update last_basic_block correctly.
4266 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4269 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4270 register itself to hold the offset constant. Tell flow the use
4271 of r4 and r5 when they are used.
4273 2007-04-27 Richard Guenther <rguenther@suse.de>
4275 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4276 if we simplified anything.
4277 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4278 warnings until we did a simplification and the stmt was not
4279 marked as TREE_NO_WARNING.
4281 2007-04-27 Mike Stump <mrs@apple.com>
4283 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4285 2007-04-27 Ian Lance Taylor <iant@google.com>
4288 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4289 TYPE_MAX_VALUE exist, convert them to the new type.
4291 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4293 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4294 if it claims to be available.
4295 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4297 (perform_tree_ssa_dce): Always free postdominators.
4299 2007-04-27 Richard Henderson <rth@redhat.com>
4301 * config/alpha/predicates.md (aligned_memory_operand): Mark
4302 as define_special_predicate.
4303 (unaligned_memory_operand, normal_memory_operand): Likewise.
4304 (reg_or_unaligned_mem_operand): Remove.
4305 (any_memory_operand): Match the documentation and check for
4306 non-renumbered pseudos during reload.
4307 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4308 alpha_secondary_reload_class, update to new interface, make static.
4309 Handle CQImode like HImode. Remove FP subreg check.
4310 (alpha_expand_mov): Use replace_equiv_address.
4311 (alpha_expand_mov_nobwx): Use any_memory_operand.
4312 (TARGET_SECONDARY_RELOAD): New.
4313 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4314 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4315 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4316 * config/alpha/alpha.md: ... here.
4317 (RELOAD12, reloadmode): New.
4319 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4320 Don't handle the aligned case here.
4321 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4322 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4323 reload_inhi_help. Don't expect a scratch register.
4324 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4326 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4328 2007-04-27 Richard Guenther <rguenther@suse.de>
4330 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4332 2007-04-27 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/30965
4335 PR tree-optimization/30978
4336 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4337 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4338 (find_equivalent_equality_comparison): Likewise.
4339 (simplify_cond): Likewise.
4340 (get_prop_source_stmt): New helper.
4341 (get_prop_dest_stmt): Likewise.
4342 (can_propagate_from): Likewise.
4343 (remove_prop_source_from_use): Likewise.
4344 (combine_cond_expr_cond): Likewise.
4345 (forward_propagate_comparison): New function.
4346 (forward_propagate_into_cond): Rewrite to use fold for
4348 (tree_ssa_forward_propagate_single_use_vars): Call
4349 forward_propagate_comparison to propagate comparisons.
4351 2007-04-27 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/31715
4354 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4355 sure to do computation on the offset in an appropriate
4358 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4360 * reload.h (elimination_target_reg_p): Declare.
4361 * reload.c (find_reloads): Don't apply the reg_rtx move
4362 optimization if the SET_DEST satisfies elimination_target_reg_p.
4363 * reload1.c (elimination_target_reg_p): New function.
4364 (gen_reload): In the move/add2 fallback, make sure that op0
4365 does not overlap the destination register.
4367 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4369 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4370 transform only GIMPLE_MODIFY_STMTs.
4371 * tree-complex.c (expand_complex_operations_1): Ditto.
4372 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4373 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4374 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4376 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4377 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4378 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4379 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4380 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4381 slpeel_add_loop_guard): Ditto.
4382 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4383 * lambda-code.c (perfect_nestify): Ditto.
4384 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4385 before the first statement.
4386 * tree-optimize.c (execute_free_datastructures): Fix comments.
4387 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4388 * tree-flow.h (disband_implicit_edges): Declaration removed.
4389 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4391 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4393 (disband_implicit_edges, has_label_p): Removed.
4394 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4395 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4397 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4399 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4400 also for COND_EXPRs.
4401 * cfgexpand.c (label_rtx_for_bb): New function.
4402 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4403 Use label_rtx_for_bb to find the labels.
4404 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4405 last block. Detect fallthru edges.
4407 2007-04-26 Ian Lance Taylor <iant@google.com>
4410 * reload.c (find_reloads_subreg_address): If the address was valid
4411 in the original mode but not in the new mode, reload the whole
4414 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4416 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4417 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4418 (cleanup_control_expr_graph): Do not invalidate dominance info.
4419 Record altered blocks.
4420 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4421 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4422 cleanup_tree_cfg_bb): New functions.
4423 (remove_forwarder_block): Do not maintain the worklist of blocks.
4424 Record altered blocks.
4425 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4427 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4428 delete_unreachable_blocks if dominators are not available.
4429 * tree-inline.c (optimize_inline_calls): Free dominance information
4431 * tree-flow.h (remove_edge_and_dominated_blocks,
4432 cfgcleanup_altered_bbs): Altered.
4433 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4435 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4437 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4438 do not invalidate dominators.
4440 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4442 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4443 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4444 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4445 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4447 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4449 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4451 2007-04-26 Richard Guenther <rguenther@suse.de>
4453 PR tree-optimization/31703
4454 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4455 the right type for the target of the bittest.
4457 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4459 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4460 ix86_sol10_return_in_memory.
4462 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4464 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4467 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4470 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4472 PR tree-optimization/30558
4473 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4474 clear this_state.prev_try.
4476 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4477 Mark Mitchell <mark@codesourcery.com>
4479 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4480 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4481 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4483 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4486 * doc/invoke.texi (%:print-asm-header): Document.
4487 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4489 (static_spec_functions): Add print-asm-header.
4490 (main): Print a banner before the --target-help linker options.
4491 (print_asm_header_spec_function): New function.
4493 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4496 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4497 (movsf_ie): Likewise.
4499 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4501 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4503 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4505 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4507 (__umodsi3, __modsi3): Likewise.
4509 2007-04-25 Dirk Mueller <dmueller@suse.de>
4511 * c-typeck.c (build_compound_expr): Annotate warning()
4512 call with OPT_Wunused_value.
4513 * tree-ssa.c (warn_uninit): Annotate warning with
4515 * c-common.c (handle_sentinel_attribute): Annotate warning
4516 call with OPT_Wattributes.
4518 2007-04-25 Thiemo Seufer <ths@mips.com>
4520 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4522 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4523 on to the assembler. Improve handling of -mno-mips16. Add handling
4524 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4525 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4526 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4527 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4529 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4532 * config/i386/winnt.c (i386_pe_file_end): Strip only
4533 USER_LABEL_PREFIX when writing export name.
4535 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4537 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4538 sh/elf.h, vx-common.h and vxworks.h.
4539 * config/sh/sh.h: Include config/vxworks-dummy.h.
4540 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4541 (OVERRIDE_OPTIONS): Use it.
4542 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4543 (vxworks_picreg): New pattern.
4544 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4545 VXWORKS_OS_CPP_BUILTINS.
4546 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4547 to their VXWORKS_* equivalents.
4548 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4549 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4550 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4551 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4552 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4553 -mrtp/-fPIC multilibs.
4554 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4555 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4556 (MULTILIB_OSDIRNAMES): Delete.
4558 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4561 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4563 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4565 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4566 rounding mode to be specified by the caller.
4567 (real_to_mpfr) Likewise.
4568 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4569 include new arguments.
4570 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4572 2007-04-24 Ian Lance Taylor <iant@google.com>
4574 PR tree-optimization/31605
4575 * tree-vrp.c (set_value_range): Check that min and max are not
4576 both overflow infinities.
4577 (set_value_range_to_value): New static function.
4578 (extract_range_from_binary_expr): Call set_value_range_to_value.
4579 (extract_range_from_cond_expr): Likewise.
4580 (extract_range_from_expr): Likewise.
4581 (extract_range_from_unary_expr): Likewise. Don't create a range
4582 which overflows on both sides.
4583 (vrp_meet): Check for a useless range.
4584 (vrp_visit_phi_node): If we see a constant which looks like an
4585 overflow infinity, turn off the TREE_OVERFLOW flag.
4587 2007-04-24 Ian Lance Taylor <iant@google.com>
4589 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4591 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4594 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4595 diagnostic message is being built.
4596 * tree-pretty-print.c (dump_generic_node): Only write the
4597 formatted text into BUFFER's stream if we are not building a
4599 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4601 * Makefile.in (toplev.o): Depend on tree-pass.h.
4603 2007-04-24 Ian Lance Taylor <iant@google.com>
4605 PR tree-optimization/31602
4606 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4607 conditionals in the copied loop header.
4608 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4609 warnings if TREE_NO_WARNING is set.
4610 * doc/invoke.texi (Warning Options): Clarify that
4611 -Wstrict-overflow does not warn about loops.
4613 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4615 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4616 expand on the comment about _Decimal128 arguments and check the
4617 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4618 that _Decimal128 argument uses even/odd register pair.
4619 (function_arg): Ditto.
4621 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4623 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4624 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4626 2007-04-24 Richard Guenther <rguenther@suse.de>
4627 Olga Golovanevsky <olga@il.ibm.com>
4629 * fold-const.c (multiple_of_p): Check for bottom
4632 2007-04-24 Richard Henderson <rth@redhat.com>
4634 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4635 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4636 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4637 looking for non-zero bits shifted out. Avoid a recursive call
4638 when constructing the scalar.
4639 (__floatundisf): Likewise.
4641 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4643 * dwarf2out.c (field_byte_offset): Move the existing logic
4644 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4645 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4647 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4650 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4651 argument of 0 for memset.
4652 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4653 unsigned shift instead of the signed variant.
4655 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4657 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4658 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4659 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4660 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4661 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4662 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4663 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4664 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4665 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4666 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4667 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4668 "mul<mode>3", "div<mode>3"): Insn definitions added.
4669 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4670 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4671 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4672 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4673 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4674 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4675 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4676 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4677 TARGET_FLOAT_FORMAT): Macro definitions removed.
4678 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4679 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4680 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4681 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4682 (s390_gen_rtx_const_DI): Function removed.
4683 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4685 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4687 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4688 over an external ffs function.
4690 2007-04-24 Chao-ying Fu <fu@mips.com>
4691 Richard Sandiford <richard@nildram.co.uk>
4693 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4694 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4695 (smadd_widen_optab, umadd_widen_optab): Define.
4696 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4698 * genopinit.c (optabs): Fill in smadd_widen_optab and
4700 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4701 and umadd_widen_optab to implement multiply-add sequences.
4702 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4703 (<u>maddsidi4): ...this. Extend condition to include
4704 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4705 of operand 0 to "ka" and use the three-operand form of madd<u>
4707 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4709 * config/mips/constraints.md (ka): New register constraint.
4711 2007-04-24 Jan Hubicka <j@suse.cz>
4715 2007-04-23 Jan Hubicka <jh@suse.cz>
4716 * function.c (init_function_start): Don't init line number info.
4717 (expand_function_end): Update.
4718 (reset_block_changes, record_block_change, finalize_block_changes,
4719 check_block_change, free_block_changes): Kill.
4720 * function.h (reset_block_changes, record_block_change,
4721 finalize_block_changes, check_block_change, free_block_changes): Remove
4723 (struct function): Remove ib_boundaries_block.
4724 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4725 Use curr_insn_locator to initialize locator.
4726 (emit_line_note): Remove.
4727 * cfgexpand.c (expand_gimple_cond_expr): Update.
4728 (construct_exit_block): Likewise.
4729 (tree_expand_cfg): Initialize/finalize locators.
4730 * expr.c (expand_expr_real): Update.
4731 * cfglayout.c (line_locators_locs, line_locators_lines,
4732 file_locators_locs, file_locators_files): Remove.
4733 (set_block_levels): Move to cfgexpand.c.
4734 (insn_locators_initialize): Remove.
4735 (pass_insn_locators_initialize): Remove.
4736 (locations_locators_locs, locations_locators_vals): New static vars.
4737 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4739 (insn_locators_alloc, insn_locators_finalize,
4740 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4742 (locator_location): New.
4743 (locator_line, locator_file): Rewrite.
4744 * rtl.h (emit_line_note): Kill.
4745 (insn_locators_alloc, insn_locators_finalize,
4746 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4748 * tree-inline.c (initialize_cfun): Do not initialize
4749 ib_boundaries_block.
4750 * passes.c (pass_insn_locators_initialize): Remove.
4752 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4754 * doc/invoke.texi: Removed leading '-' from option index entries.
4756 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4758 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4760 (create_phi_node): Use set_phi_nodes.
4761 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4762 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4763 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4764 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4765 (bsi_start, bsi_last): Use bb_stmt_list.
4766 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4767 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4768 Traverse the statements using tsi iterator.
4769 * basic-block.h (struct basic_block_def): Fields stmt_list
4770 and phi_nodes moved to ...
4771 (struct tree_bb_info): ... new structure.
4772 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4773 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4774 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4775 (tree_verify_flow_info): Verify that il.tree is not set for
4776 entry and exit block.
4777 (tree_split_block): Use set_bb_stmt_list.
4779 2007-04-23 Mike Stump <mrs@apple.com>
4781 * config/i386/i386.c (ix86_tune_features
4782 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4785 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4787 * config/i386/i386.md (prefix_extra): New attribute.
4788 (length): Add prefix_extra.
4790 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4791 (sse2_movntv2di): Likewise.
4792 (sse2_cvtps2dq): Likewise.
4793 (sse2_cvtpd2pi): Likewise.
4794 (sse2_cvttpd2pi): Likewise.
4795 (*sse2_cvtpd2ps): Likewise.
4796 (*add<mode>3): Likewise.
4797 (sse2_ssadd<mode>3): Likewise.
4798 (sse2_usadd<mode>3): Likewise.
4799 (*sub<mode>3): Likewise.
4800 (sse2_sssub<mode>3): Likewise.
4801 (sse2_ussub<mode>3): Likewise.
4802 (*mulv8hi3): Likewise.
4803 (*smulv8hi3_highpart): Likewise.
4804 (*umulv8hi3_highpart): Likewise.
4805 (sse2_umulv2siv2di3): Likewise.
4806 (sse2_pmaddwd): Likewise.
4807 (ashr<mode>3): Likewise.
4808 (lshr<mode>3): Likewise.
4809 (ashl<mode>3): Likewise.
4810 (sse2_ashlti3): Likewise.
4811 (sse2_lshrti3): Likewise.
4812 (*umaxv16qi3): Likewise.
4813 (*smaxv8hi3): Likewise.
4814 (*uminv16qi3): Likewise.
4815 (*sminv8hi3): Likewise.
4816 (sse2_eq<mode>3): Likewise.
4817 (sse2_gt<mode>3): Likewise.
4818 (*and<mode>3): Likewise.
4819 (sse2_nand<mode>3): Likewise.
4820 (*ior<mode>3): Likewise.
4821 (*xor<mode>3): Likewise.
4822 (sse2_packsswb): Likewise.
4823 (sse2_packssdw): Likewise.
4824 (sse2_packuswb): Likewise.
4825 (sse2_punpckhbw): Likewise.
4826 (sse2_punpcklbw): Likewise.
4827 (sse2_punpckhwd): Likewise.
4828 (sse2_punpcklwd): Likewise.
4829 (sse2_punpckhdq): Likewise.
4830 (sse2_punpckldq): Likewise.
4831 (sse2_punpckhqdq): Likewise.
4832 (sse2_punpcklqdq): Likewise.
4833 (*sse2_pinsrw): Likewise.
4834 (*sse2_pextrw): Likewise.
4835 (sse2_pshufd_1): Likewise.
4836 (sse2_uavgv16qi3): Likewise.
4837 (sse2_uavgv8hi3): Likewise.
4838 (sse2_psadbw): Likewise.
4839 (sse2_pmovmskb): Likewise.
4840 (*sse2_maskmovdqu): Likewise.
4841 (*sse2_maskmovdqu_rex64): Likewise.
4842 (sse4a_extrqi): Likewise.
4843 (sse4a_extrq): Likewise.
4844 (sse3_lddqu): Set prefix_rep.
4845 (sse3_addsubv4sf3): Likewise.
4846 (sse3_haddv4sf3): Likewise.
4847 (sse3_hsubv4sf3): Likewise.
4848 (sse_cvtss2si): Likewise.
4849 (sse_cvtss2si_2): Likewise.
4850 (sse_cvtss2siq): Likewise.
4851 (sse_cvtss2siq_2): Likewise.
4852 (sse_cvttss2si): Likewise.
4853 (sse_cvttss2siq): Likewise.
4854 (sse2_cvttps2dq): Likewise.
4855 (sse3_movshdup): Likewise.
4856 (sse3_movsldup): Likewise.
4857 (sse2_cvtsd2si): Likewise.
4858 (sse2_cvtsd2si_2): Likewise.
4859 (sse2_cvtsd2siq): Likewise.
4860 (sse2_cvtsd2siq_2): Likewise.
4861 (sse2_cvttsd2si): Likewise.
4862 (sse2_cvttsd2siq): Likewise.
4863 (*sse2_cvtpd2dq): Likewise.
4864 (*sse2_cvttpd2dq): Likewise.
4865 (sse2_pshuflw_1): Likewise.
4866 (sse2_pshufhw_1): Likewise.
4867 (sse4a_insertqi): Likewise.
4868 (sse4a_insertq): Likewise.
4869 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4870 (ssse3_phadddv4si3): Likewise.
4871 (ssse3_phaddswv8hi3): Likewise.
4872 (ssse3_phsubwv8hi3): Likewise.
4873 (ssse3_phsubdv4si3): Likewise.
4874 (ssse3_phsubswv8hi3): Likewise.
4875 (ssse3_pmaddubswv8hi3): Likewise.
4876 (ssse3_pmulhrswv8hi3): Likewise.
4877 (ssse3_pshufbv16qi3): Likewise.
4878 (ssse3_psign<mode>3): Likewise.
4879 (ssse3_palignrti): Likewise.
4880 (abs<mode>2): Likewise.
4881 (ssse3_phaddwv4hi3): Set prefix_extra.
4882 (ssse3_phadddv2si3): Likewise.
4883 (ssse3_phaddswv4hi3): Likewise.
4884 (ssse3_phsubwv4hi3): Likewise.
4885 (ssse3_phsubdv2si3): Likewise.
4886 (ssse3_phsubswv4hi3): Likewise.
4887 (ssse3_pmaddubswv4hi3): Likewise.
4888 (ssse3_pmulhrswv4hi3): Likewise.
4889 (ssse3_pshufbv8qi3): Likewise.
4890 (ssse3_psign<mode>3): Likewise.
4891 (ssse3_palignrdi): Likewise.
4892 (abs<mode>2): Likewise.
4893 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4894 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4895 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4897 2007-04-23 Nick Clifton <nickc@redhat.com>
4899 * params.def: Fix formatting of emacs local variables.
4901 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4903 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4904 move if inter-unit move isn't allowed.
4905 Don't split moving the first element of V2DI to DI to inter-unit
4906 move if inter-unit move isn't allowed.
4908 2007-04-23 Richard Guenther <rguenther@suse.de>
4910 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4911 and CDI_POST_DOMINATORS separately.
4913 2007-04-23 Nick Clifton <nickc@redhat.com>
4915 * c.opt (Wformat-contains-nul): Add warning attribute.
4917 2007-04-23 Jan Hubicka <jh@suse.cz>
4919 * function.c (init_function_start): Don't init line number info.
4920 (expand_function_end): Update.
4921 (reset_block_changes, record_block_change, finalize_block_changes,
4922 check_block_change, free_block_changes): Kill.
4923 * function.h (reset_block_changes, record_block_change,
4924 finalize_block_changes, check_block_change, free_block_changes): Remove
4926 (struct function): Remove ib_boundaries_block.
4927 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4928 Use curr_insn_locator to initialize locator.
4929 (emit_line_note): Remove.
4930 * cfgexpand.c (expand_gimple_cond_expr): Update.
4931 (construct_exit_block): Likewise.
4932 (tree_expand_cfg): Initialize/finalize locators.
4933 * expr.c (expand_expr_real): Update.
4934 * cfglayout.c (line_locators_locs, line_locators_lines,
4935 file_locators_locs, file_locators_files): Remove.
4936 (set_block_levels): Move to cfgexpand.c.
4937 (insn_locators_initialize): Remove.
4938 (pass_insn_locators_initialize): Remove.
4939 (locations_locators_locs, locations_locators_vals): New static vars.
4940 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4942 (insn_locators_alloc, insn_locators_finalize,
4943 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4945 (locator_location): New.
4946 (locator_line, locator_file): Rewrite.
4947 * rtl.h (emit_line_note): Kill.
4948 (insn_locators_alloc, insn_locators_finalize,
4949 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4951 * tree-inline.c (initialize_cfun): Do not initialize
4952 ib_boundaries_block.
4953 * passes.c (pass_insn_locators_initialize): Remove.
4955 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4958 * expr.c (reduce_to_bit_field_precision): Handle
4961 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4963 PR tree-optimization/24659
4964 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4965 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4966 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4967 * genopinit.c (optabs): Rename vec_pack_mod_optab
4968 to vec_pack_trunc_optab.
4969 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4970 early for scalar floating point operands for NOP_EXPR.
4971 (vectorizable_type_promotion): Ditto.
4972 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4973 vec_pack_trunc_optab.
4974 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4976 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4977 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4978 Rename from VEC_PACK_MOD_EXPR.
4979 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4980 * expr.c (expand_expr_real_1): Ditto.
4981 * tree-inline.c (estimate_num_insns_1): Ditto.
4982 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4984 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4985 (vec_unpacks_lo_v4sf): Ditto.
4986 (vec_pack_trunc_v2df): Ditto.
4987 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4988 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4989 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4991 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4993 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4995 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4996 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4997 packing of floating point operands.
4998 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4999 represent unpacking of floating point operands.
5000 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5001 [vec_unpacks_hi]: Ditto.
5002 [vec_unpacks_lo]: Ditto.
5004 2007-04-22 Jan Hubicka <jh@suse.cz>
5006 * final.c (rest_of_handle_final): Call
5007 targetm.asm_out.constructor/targetm.asm_out.destructor
5008 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5009 proper priority via decl_*_priority_insert.
5010 * c-common.c (c_expand_body): Likewise.
5012 2007-04-22 Richard Guenther <rguenther@suse.de>
5014 PR tree-optimization/29789
5015 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5016 (rewrite_reciprocal): New helper split out from
5017 determine_invariantness_stmt.
5018 (rewrite_bittest): Likewise.
5019 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5020 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5023 2007-04-22 Revital Eres <eres@il.ibm.com>
5025 * loop-unroll.c (var_to_expand): New field to support also
5026 insns of the form x = something + x.
5027 (analyze_insn_to_expand_var): Use it.
5028 (expand_var_during_unrolling): Likewise.
5030 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5032 * predict.c: Include pointer-set.h.
5033 (bb_predictions): New variable.
5034 (tree_predicted_by_p, tree_predict_edge,
5035 remove_predictions_associated_with_edge): Use bb_predictions map
5036 instead of bb->predictions.
5037 (clear_bb_predictions, assert_is_empty): New functions.
5038 (combine_predictions_for_bb): Use bb_predictions map. Call
5039 clear_bb_predictions.
5040 (tree_estimate_probability): Create and free bb_predictions map.
5041 * Makefile.in (predict.o): Add pointer-set.h dependency.
5042 * basic-block.h (struct basic_block_def): Remove predictions
5044 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5046 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5049 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5052 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5054 * timevar.c (timevar_print): Change reference of --disable-checking to
5055 --enable-checking=release. Also warn if assert checking is disabled.
5057 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5060 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5061 decl as addressable if the compound literal was marked as
5063 Mark the decl as a gimple register if it is a complex or
5064 vector decl and does not live in memory.
5066 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5068 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5069 (GENERIC_NEXT): New function macro.
5070 (PHI_CHAIN): Use phi_node's new chain variable.
5071 (tree_phi_node): Change tree_common to tree_base
5072 and add the chain field.
5073 * tree-phinodes.c (make_phi_node): Don't set
5074 TREE_TYPE on the new node.
5075 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5076 instead of checking GIMPLE_TUPLE_P in chain_next.
5077 * tree-vect-transform.c
5078 (get_initial_def_for_induction): Look at
5079 PHI_RESULT_TREE for the type of the phi node.
5080 (update_vuses_to_preheader): Use PHI_CHAIN
5081 instead of TREE_CHAIN on the phi node.
5082 * tree-ssa-structalias.c (compute_points_to_sets):
5084 (ipa_pta_execute): Likewise.
5086 2007-04-21 Richard Guenther <rguenther@suse.de>
5089 * fold-const.c (fold_unary): Call fold_convert_const on the
5092 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5094 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5095 (store_killed_in_pat): New.
5097 2007-04-20 Richard Henderson <rth@redhat.com>
5100 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5101 TREE_LIST with a void_type_node value, not void_list_node exactly.
5103 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5105 * doc/standards.texi: Re-arrange into language-specific
5106 subsections. Add a C++ section, documenting which standards we
5109 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5111 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5112 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5114 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5116 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5117 ecrti.o and crtbegin.o.
5118 (LIB_DEFAULT_SPEC): Include -lc.
5119 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5121 2007-04-20 Richard Henderson <rth@redhat.com>
5124 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5125 argument; update all callers.
5126 (get_unaligned_offset): New.
5127 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5128 get_unaligned_address, just pass on the address directly.
5129 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5130 the subreg in the helper patterns.
5131 (unaligned_extendqidi_le): Use get_unaligned_offset.
5132 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5133 (unaligned_extendhidi_be): Likewise.
5134 (unaligned_extendhidi): Tidy.
5135 * config/alpha/alpha-protos.h: Update.
5137 2007-04-20 Richard Henderson <rth@redhat.com>
5139 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5140 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5141 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5142 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5143 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5144 (CPP_SPEC): Don't include %(cpp_subtarget).
5145 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5146 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5147 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5149 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5151 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5152 for __builtin_ia32_cmpordss.
5154 PR tree-optimization/31632
5155 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5156 and arg1 for optimizations of comparison against min/max values.
5157 Fold arg0 to arg1's type for optimizations of comparison against
5158 min+1 and max-1 values.
5160 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5162 * reload.c (combine_reloads): When trying to use a dying register,
5163 check whether it's uninitialized and don't use if so.
5165 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5167 * fold-const.c: Remove prototypes for native_encode_expr and
5168 native_interpret_expr.
5169 (native_encode_expr): Make non-static.
5170 (native_interpret_expr): Likewise.
5171 * tree.h: Add prototypes for the above.
5173 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5175 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5176 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5177 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5178 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5179 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5180 Add length attributes.
5182 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5184 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5187 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5188 __STDC_WANT_DEC_FP__.
5190 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5192 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5193 for long double compatibility.
5194 * configure: Regenerate.
5196 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5198 PR rtl-optimization/29841
5199 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5201 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5202 that may cause control flow transfer from being moved.
5204 2007-04-18 Jan Hubicka <jh@suse.cz>
5206 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5209 2007-04-18 Eric Christopher <echristo@apple.com>
5211 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5212 only. Update operands.
5213 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5214 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5215 link register to pic register.
5217 2007-04-18 Dirk Mueller <dmueller@suse.de>
5220 * tree-vrp.c (search_for_addr_array): New.
5221 (check_array_bounds): Suppress warning about
5222 address taken of array refs if its not de-referenced.
5224 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5226 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5227 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5229 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5230 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5231 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5233 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5235 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5237 (vect_analyze_scalar_cycles): Fix indentation.
5238 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5239 (vect_mark_relevant): Include phis in relevance analysis.
5241 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5243 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5245 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5246 output_operand_lossage().
5248 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5250 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5251 the unused code for reduction without adjust-in-epilog to simplify the
5254 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5256 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5257 (S390_TDC_NEGATIVE_ZERO): New constant.
5258 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5259 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5260 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5261 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5262 (S390_TDC_POSITIVE_INFINITY): New constant.
5263 (S390_TDC_NEGATIVE_INFINITY): New constant.
5264 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5265 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5266 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5267 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5268 (S390_TDC_INFINITY): New constant.
5269 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5270 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5271 optimization for UNSPEC_CCZ_TO_INT.
5272 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5273 ("*ccz_to_int"): New insn.
5274 ("isinf<mode>2"): New insn.
5275 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5276 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5277 (UNSPEC_CCZ_TO_INT): New constant.
5279 2007-04-18 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/19431
5282 PR tree-optimization/21463
5283 * tree-pass.h (pass_phiprop): Declare.
5284 * passes.c (init_optimization_passes): New phiprop pass.
5285 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5286 (phivn_valid_p): New helper function.
5287 (phiprop_insert_phi): Likewise.
5288 (propagate_with_phi): Likewise.
5289 (tree_ssa_phiprop): New propagator propagating loads
5290 through phi nodes if profitable.
5292 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5294 * tree-vect-analyze.c (process_use): New function.
5295 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5296 Check phis in all bbs.
5297 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5300 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5302 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5305 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5308 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5311 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5313 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5315 (sse_vmmulv4sf3): Likewise.
5316 (sse2_vmaddv2df3): Likewise.
5317 (sse2_vmmulv2df3): Likewise.
5319 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5321 PR rtl-optimization/31360
5322 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5323 (target_reg_cost): New.
5324 (init_set_costs): Initialize target_reg_cost. Add comments
5325 regarding the rationale of the costs.
5326 (global_cost_for_size): Renamed to...
5327 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5328 of register pressure.
5329 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5330 estimate_reg_pressure_cost. Add number of ivs.
5331 (determine_set_costs): Dump target_reg_cost.
5332 * loop-invariant.c (gain_for_invariant): Use
5333 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5334 (best_gain_for_invariant, find_invariants_to_move): Remove
5336 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5337 (target_reg_cost): Declare.
5338 (global_cost_for_size): Declaration removed.
5339 (estimate_reg_pressure_cost): Declare.
5341 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5343 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5344 regnos into even/odd register pairs.
5345 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5346 TDmode similar to the other floating point modes.
5347 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5348 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5350 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5351 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5352 (movdd_hardfloat64): Use TARGET_MFPGPR.
5354 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5356 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5359 2005-01-05 Richard Henderson <rth@redhat.com>
5361 * reload1.c (do_input_reload): Restrict the optimization deleteing
5362 a previous output reload to RELOAD_FOR_INPUT.
5364 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5366 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5367 induc_vec_info_type.
5368 (vectorizable_induction): New function declaration.
5369 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5370 check if already vectorized. Find first place in BB where new stmts
5371 can be inserted. Takes only one argument.
5372 (vectorizable_induction): New function.
5373 (vect_transform_stmt): Add case for induc_vec_info_type to call
5374 vectorizable_induction.
5375 (vect_transform_loop): Consider phis for vectorization.
5376 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5378 (analyze_operations): Call vectorizable_induction when analyzing phis.
5380 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5381 (vect_mark_relevant): Include phis in relevance analysis.
5382 (vect_mark_stmts_to_be_vectorize): Likewise.
5383 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5385 2007-04-16 Lawrence Crowl <crowl@google.com>
5387 * doc/invoke.texi (Debugging Options): Add documentation for the
5388 -femit-struct-debug options -femit-struct-debug-baseonly,
5389 -femit-struct-debug-reduced, and
5390 -femit-struct-debug-detailed[=...].
5392 * c-opts.c (c_common_handle_option): Add
5393 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5394 and OPT_femit_struct_debug_detailed_.
5395 * c.opt: Add specifications for
5396 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5397 and -femit-struct-debug-detailed[=...].
5398 * opts.c (set_struct_debug_option): Parse the
5399 -femit-struct-debug-... options.
5400 * opts.c (matches_main_base, main_input_basename,
5401 main_input_baselength, base_of_path, matches_main_base): Add
5402 variables and functions to compare header base name to compilation
5404 * opts.c (should_emit_struct_debug): Add to determine to emit a
5405 structure based on the option.
5406 (dump_struct_debug) Also disabled function to debug this
5408 * opts.c (handle_options): Save the base name of the
5411 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5412 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5413 This hook indicates if a type is generic. Set it by default
5415 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5416 to determine if a struct type is generic or not.
5417 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5418 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5419 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5422 * flags.h (enum debug_info_usage): Add an enumeration to describe
5423 a program's use of a structure type.
5424 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5425 to indicate the program's usage of the type. Filter structs based
5426 on the -femit-struct-debug-... specification.
5427 (gen_type_die): Split into two routines, gen_type_die and
5428 gen_type_die_with_usage. gen_type_die is now a wrapper
5429 that assumes direct usage.
5430 (gen_type_die_with_usage): Replace calls to gen_type_die
5431 with gen_type_die_with_usage adding the program usage of
5432 the referenced type.
5433 (dwarf2out_imported_module_or_decl): Suppress struct debug
5434 information using should_emit_struct_debug when appropriate.
5436 2007-04-16 Ian Lance Taylor <iant@google.com>
5438 PR tree-optimization/31522
5439 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5440 (vrp_initialize): Allocate vr_phi_edge_counts.
5441 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5442 executable edge. Drop test for all constants.
5443 (vrp_finalize): Free vrp_phi_edge_counts.
5445 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5446 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5448 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5449 predecessors at head rather than tail.
5451 2007-04-16 Matthias Klose <doko@debian.org>
5453 * config/alpha/linux.h (CPP_SPEC): Define.
5454 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5456 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5458 * function.h: Remove sequence_stack extern declaration.
5460 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5462 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5464 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5467 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5469 * config/avr/avr.c (avr_arch_types): Rearranging array.
5470 (enum avr_arch): Add.
5471 (avr_mcu_types): Use avr_arch enumeration constants instead of
5473 * config/avr/avr.h (LINK_SPEC): Simplify.
5475 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5477 * config/m68k/m68k.c (m68k_libcall_value,
5478 m68k_function_value): Use macros for register names more.
5480 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5482 (M68K_REGNAME): Use A6_REG.
5483 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5485 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5488 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5489 'pending_read_list_length' and 'pending_write_list_length'. Update
5491 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5492 to handle two length counters instead of one. Update all uses.
5493 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5494 two length counters instead of one.
5495 * sched-rgn.c (propagate_deps): Update to handle two length counters
5498 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5501 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5502 copy of source, pass it to ix86_expand_vector_set and return
5505 2007-04-16 David Ung <davidu@mips.com>
5506 Joseph Myers <joseph@codesourcery.com>
5508 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5509 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5510 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5511 Add 74K processor information.
5512 * config/mips/mips.md: Include 74k.md.
5513 (cpu): Add 74kc,74kf,74kx.
5514 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5515 * config/mips/74k.md: New.
5516 * doc/invoke.texi (MIPS Options): Document 74K support.
5518 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5520 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5521 vectorizable_* functions.
5522 * tree-vect-transform.c (vectorizable_call): Add check for
5523 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5524 (vectorizable_store): likewise.
5525 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5527 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5528 (vectorizable_type_promotion, vectorizable_load): Likewise.
5529 (vectorizable_live_operation, vectorizable_condition): Likewise.
5530 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5532 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5534 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5536 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5537 register numbers more.
5538 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5539 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5540 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5541 FUNCTION_VALUE_REGNO_P): Likewise.
5542 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5543 STATIC_CHAIN_REGNUM): Likewise.
5544 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5545 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5546 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5547 * config/m68k/m68k.md (FP_REG): New.
5549 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5551 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5554 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5556 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5557 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5560 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5562 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5565 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5568 * c-decl.c (finish_decl): Grab the type of the decl after the call
5569 to store_init_value.
5571 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5573 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5575 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5578 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5579 post dominators and cleanup cfg before returning.
5581 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5583 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5584 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5586 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5588 * config.gcc: Recognize fido.
5589 * config/m68k/m68k-devices.def (fidoa): New.
5590 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5592 (FL_FIDOA, TARGET_FIDOA): New.
5593 * config/m68k/m68k.opt (mfidoa): New.
5595 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5598 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5599 when a personality function is used.
5601 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5603 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5605 2007-04-13 Mike Stump <mrs@apple.com>
5607 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5609 * config/darwin.opt (fapple-kext): Make C++ only.
5610 * config/darwin.c (darwin_override_options): Remove code to ensure
5611 -fapple-kext is given for C++ only.
5613 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5615 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5616 * config/mips/mips.c (override_options): Call
5617 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5619 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5621 * config/i386/i386.opt (msvr3-shlib): Removed.
5623 * doc/invoke.texi: Remove -msvr3-shlib.
5625 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5627 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5628 with "popcnt" instruction.
5630 2007-04-13 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/21258
5633 * tree-vrp.c (compare_case_labels): New helper.
5634 (find_switch_asserts): New function.
5635 (find_assert_locations): Call it for SWITCH_EXPRs.
5637 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5639 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5640 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5641 check is now implied in X87_FLOAT_MODE_P.
5642 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5643 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5644 (fix_trunc<mode>_i386_fisttp): Ditto.
5645 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5646 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5647 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5648 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5649 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5650 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5651 (unnamed_splitters): Ditto.
5652 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5653 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5654 FIRST_SSE_REG for local functions when SSE math is enabled or
5655 for functions with sseregparm attribute.
5656 (standard_80387_constant_p): Return -1 if mode is not
5658 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5659 (ix86_expand_compare): Ditto.
5660 (ix86_expand_carry_flag_compare): Ditto.
5661 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5662 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5663 DECIMAL_FLOAT_MODE_P.
5664 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5665 of SCALAR_FLOAT_MODE_P.
5666 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5667 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5668 checks before FLOAT_MODE_P.
5669 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5670 before FLOAT_MODE_P.
5675 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5677 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5678 Charles Wilson <libtool@cwilson.fastmail.fm>
5680 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5681 (libgcc.mvars): Don't depend on them.
5682 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5683 * exec-tool.in: New.
5685 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5687 * doc/invoke.text (--help): Document --help=common.
5689 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5691 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5693 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5695 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5696 * genemit.c (main): Emit #include "integrate.h".
5697 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5698 (LOADGP_RTP): New mips_loadgp_style.
5699 * config/mips/mips.h: Include config/vxworks-dummy.h.
5700 (TARGET_RTP_PIC): New macro.
5701 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5702 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5703 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5705 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5706 -mvxworks-pic when using -mrtp and a PIC option.
5707 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5709 (mips_symbolic_constant_p, mips_symbolic_address_p)
5710 (mips_symbol_insns): Handle SYMBOL_HALF.
5711 (override_options): Warn about -G and -mrtp being used together.
5712 Initialize mips_lo_relocs[SYMBOL_HALF].
5713 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5714 (mips_emit_loadgp): Handle LOADGP_RTP.
5715 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5716 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5717 (tablejump): Handle function-relative case table entries if
5719 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5721 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5723 * config/mips/mips.md (load_call<mode>): Allow any general register.
5725 (sibcall_value_internal, sibcall_value_multiple_internal)
5726 (call_value_internal, call_value_split, call_value_multiple_internal)
5727 (call_value_multiple_split): Remove constraints from operand 0.
5729 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5731 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5732 rather than loadgp_noshared.
5733 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5734 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5736 * config/mips/mips.md (loadgp): Rename to...
5737 (loadgp_newabi): ...this.
5738 (loadgp_noshared): Rename to...
5739 (loadgp_absolute): ...this.
5741 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5743 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5744 false for locally-binding symbols.
5745 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5747 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5749 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5750 (SYMBOL_GOT_PAGE_OFST): ...this.
5751 (SYMBOL_GOT_GLOBAL): Rename to...
5752 (SYMBOL_GOT_DISP): ...this.
5753 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5754 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5755 * config/mips/mips.c (mips_global_symbol_p): New function.
5756 (mips_symbol_binds_local_p): Likewise.
5757 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5758 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5759 and mips_symbol_binds_local_p.
5760 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5761 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5762 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5764 (mips_ok_for_lazy_binding_p): New function.
5765 (mips_load_call_address, mips_expand_call): Use it.
5766 (mips_dangerous_for_la25_p): Likewise.
5767 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5768 (*got_disp<mode>): Use got_disp_operand instead of
5769 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5770 SYMBOL_GOTOFF_GLOBAL.
5771 (*got_page<mode>): Use got_page_ofst_operand instead of
5773 * config/mips/predicates.md (const_call_insn_operand): Use
5774 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5775 (global_got_operand): Rename to...
5776 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5778 (local_got_operand): Rename to...
5779 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5780 of SYMBOL_GOT_LOCAL.
5782 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5784 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5785 TARGET_CALL_CLOBBERED_GP.
5786 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5787 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5788 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5789 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5790 of TARGET_ABICALLS && !TARGET_NEWABI.
5791 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5792 * config/mips/mips.c (mips_load_call_address): Check
5793 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5794 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5795 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5796 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5797 TARGET_ABICALLS && TARGET_NEWABI.
5798 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5800 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5801 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5802 TARGET_ABICALLS && TARGET_NEWABI.
5803 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5804 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5805 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5806 whether indirect calls must use $25.
5807 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5809 * config/mips/mips.md (jal_macro): Check flag_pic and
5810 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5811 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5812 instead of TARGET_ABICALLS.
5813 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5814 TARGET_ABICALLS && TARGET_OLDABI.
5815 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5816 (sibcall): In the comment above the define_insn, mention
5817 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5818 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5819 instead of TARGET_ABICALLS.
5821 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5823 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5824 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5825 (MACFLAGS_MATCH_P): New macro.
5826 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5827 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5828 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5829 the other MACFLAG constants.
5830 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5831 (flag_machi): Tighten constraints. Renumber some of the operands.
5832 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5834 (flag_machi_parts_acconly): New pattern.
5835 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5837 (flag_macinit1hi): Tighten constraints.
5838 (flag_mul_macv2hi_parts_acconly): New pattern.
5840 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5841 Use a more efficient implementation.
5842 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5843 inline sequences when not optimizing for size.
5845 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5846 movhi_high2low): Delete, merge functionality into...
5847 (packv2hi): ... this pattern.
5849 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5850 * config/bfin/bfin.opt (msim): New option.
5851 (mcpu=): New option.
5852 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5853 (bfin_cpu_t): Typedef of enum bfin_cpu.
5854 (bfin_cpu_type): New declaration.
5855 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5856 -msim and -mcpu= options.
5857 (LIB_SPEC): Likewise.
5858 * config/bfin/bfin.c (bfin_cpu_type): Define.
5859 (bfin_handle_option): Handle -mcpu= option.
5860 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5861 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5862 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5864 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5866 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5867 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5868 (powerpc-wrs-vxworksae): Use ${tm_file}.
5869 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5870 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5871 * config/i386/vx-common.h: New file.
5873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5875 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5878 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5880 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5883 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5887 * c-common.c (c_build_qualified_type): Set canonical type
5890 2007-04-12 Richard Guenther <rguenther@suse.de>
5892 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5893 lower bound and element size if lower bound is not zero
5894 or either of the ARRAY_REF operands is set.
5896 2007-04-12 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/24689
5899 PR tree-optimization/31307
5900 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5902 * gimplify.c (canonicalize_addr_expr): To be consistent with
5903 gimplify_compound_lval only set operands two and three of
5904 ARRAY_REFs if they are not gimple_min_invariant. This makes
5905 it never at this place.
5906 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5908 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5910 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5911 null before emitting a .nsubspa directive.
5913 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5915 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5916 need_to_partition_p if there are no memory statements in the
5919 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5921 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5922 (gcd_of_steps_may_divide_p): New function.
5923 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5925 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5927 * reload.c (find_reloads_toplev, find_reloads_address,
5928 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5929 not a pointer equality test, to decide if we need to call
5930 push_reg_equiv_alt_mem.
5932 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5934 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5935 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5936 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5938 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5940 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5941 vector to be positive.
5943 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5947 * doc/invoke.texi: Document --params max-aliased-vops and
5949 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5950 debug_memory_partitions): Move to tree-flow.h
5951 * params.h (AVG_ALIASED_VOPS): Define.
5952 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5954 (mp_info_t): Likewise.
5955 (get_mem_sym_stats_for): New.
5956 (set_memory_partition): Move from tree-flow-inline.h.
5957 (mark_non_addressable): Only clear the set of symbols for the
5958 partition if it exists.
5959 (dump_memory_partitions): Move from tree-ssa-operands.c
5960 (debug_memory_partitions): Likewise.
5961 (need_to_partition_p): New.
5962 (dump_mem_ref_stats): New.
5963 (debug_mem_ref_stats): New.
5964 (dump_mem_sym_stats): New.
5965 (debug_mem_sym_stats): New.
5966 (update_mem_sym_stats_from_stmt): New.
5967 (compare_mp_info_entries): New.
5968 (mp_info_cmp): Call it.
5969 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5971 (get_mpt_for): Move from tree-ssa-operands.c.
5972 (find_partition_for): New.
5973 (create_partition_for): Remove.
5974 (estimate_vop_reduction): New.
5975 (update_reference_counts): New.
5976 (build_mp_info): New.
5977 (compute_memory_partitions): Refactor.
5978 Document new heuristic.
5979 Call build_mp_info, update_reference_counts,
5980 find_partition_for and estimate_vop_reduction.
5981 (compute_may_aliases): Populate virtual operands before
5982 calling debugging dumps.
5983 (delete_mem_sym_stats): New.
5984 (delete_mem_ref_stats): New.
5985 (init_mem_ref_stats): New.
5986 (init_alias_info): Call it.
5987 (maybe_create_global_var): Remove alias_info argument.
5988 Get number of call sites and number of pure/const call sites
5989 from gimple_mem_ref_stats().
5990 (dump_alias_info): Call dump_memory_partitions first.
5991 (dump_points_to_info_for): Show how many times a pointer has
5993 * opts.c (decode_options): For -O2 set --param
5994 max-aliased-vops to 500.
5995 For -O3 set --param max-aliased-vops to 1000 and --param
5996 avg-aliased-vops to 3.
5997 * fortran/options.c (gfc_init_options): Remove assignment to
5999 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6000 * tree-dfa.c (dump_variable): Dump memory reference
6002 Dump NO_ALIAS* settings.
6003 (referenced_var_lookup): Tidy.
6004 (mem_sym_stats): New.
6005 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6006 and ORIG are different SSA names for a memory partition.
6007 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6008 * tree-flow.h (struct mem_sym_stats_d): Define.
6009 (mem_sym_stats_t): Define.
6010 (struct mem_ref_stats_d): Define.
6011 (struct gimple_df): Add field mem_ref_stats.
6012 (enum noalias_state): Define.
6013 (struct var_ann_d): Add bitfield noalias_state.
6014 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6015 debug_mem_ref_stats, debug_memory_partitions,
6016 debug_mem_sym_stats): Declare.
6017 * tree-ssa-structalias.c (update_alias_info): Update call
6018 sites, pure/const call sites and asm sites in structure
6019 returned by gimple_mem_ref_stats.
6020 Remove local variable IS_POTENTIAL_DEREF.
6021 Increase NUM_DEREFS if the memory expression is a potential
6023 Call update_mem_sym_stats_from_stmt.
6024 If the memory references memory, call
6025 update_mem_sym_stats_from_stmt for all the direct memory
6026 symbol references found.
6027 (intra_create_variable_infos): Set noalias_state field for
6028 pointer arguments according to the value of
6029 flag_argument_noalias.
6030 * tree-ssa-structalias.h (struct alias_info): Remove fields
6031 num_calls_found and num_pure_const_calls_found.
6032 (update_mem_sym_stats_from_stmt): Declare.
6033 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6034 Set default value to 100.
6035 (PARAM_AVG_ALIASED_VOPS): Define.
6037 2007-04-11 Richard Guenther <rguenther@suse.de>
6040 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6041 a * -b + c as c - a * b if we honor sign dependent rounding.
6043 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6045 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6047 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6048 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6050 (initialize_trampoline): Don't use old-style function definition.
6051 (bfin_secondary_reload): Mark IN_P argument as unused.
6053 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6055 PR tree-optimization/31343
6056 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6057 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6058 * testsuite/gcc.dg/vect/pr31343.c: New.
6060 2007-04-10 Eric Christopher <echristo@apple.com>
6062 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6063 * config/i386/i386.md (*cmpfp0): Use.
6064 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6065 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6066 (fix_trunc<mode>_i386_fisttp): Ditto.
6067 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6068 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6069 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6070 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6071 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6072 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6073 (unnamed_splitters): Ditto.
6074 * config/i386/i386.c (output_fix_trunc): Assert that
6075 we're not being passed a TFmode operand.
6077 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6079 PR tree-optimization/31526
6080 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6081 n_basic_blocks to find newly added blocks.
6083 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6085 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6087 (fix_trunc<mode>si_sse): Ditto.
6088 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6089 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6090 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6091 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6092 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6093 expander using SSEMODEF mode macro.
6094 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6095 expander using SSEMODEF mode macro.
6096 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6097 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6098 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6099 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6100 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6101 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6102 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6103 Macroize insn using X87MODEF mode macro.
6105 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6107 * config/i386/sse.md (sse2_pinsrw): Removed.
6108 (sse2_pextrw): Renamed to ...
6109 (*sse2_pextrw): This.
6111 2007-04-09 Jan Hubicka <jh@suse.cz>
6114 * config/i386/sse.md
6115 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6116 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6117 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6118 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6120 2007-04-09 Jan Hubicka <jh@suse.cz>
6122 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6123 multiple fields of union.
6125 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6127 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6128 (create_preheaders): Check that loops are available.
6129 (fix_loop_structure): Clean up, improve comments.
6130 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6131 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6133 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6134 * predict.c (tree_estimate_probability): Do not call
6135 calculate_dominance_info. Call create_preheaders.
6136 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6137 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6139 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6140 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6141 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6142 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6145 2007-04-08 Jan Hubicka <jh@suse.cz>
6147 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6148 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6149 * fold-const.c (fold_unary): Use it.
6151 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6153 * varasm.c (assemble_variable): Remove call to
6154 lang_hooks.decls.prepare_assemble_variable.
6155 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6156 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6157 * langhooks.h (lang_hooks_for_decls): Remove
6158 prepare_assemble_variable.
6160 2007-04-08 Mike Stump <mrs@apple.com>
6162 * config/i386/i386.c: Use inc/dec on Core2.
6164 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6166 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6167 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6168 lhd_tree_inlining_end_inlining): Remove.
6169 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6170 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6172 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6173 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6174 lhd_tree_inlining_end_inlining): Remove prototypes.
6175 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6176 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6177 LANG_HOOKS_TREE_INLINING_START_INLINING,
6178 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6180 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6183 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6186 * config/avr/predicates.md (io_address_operand): Delete predicate.
6187 (low_io_address_operand): Don't use 'mode' argument.
6188 (higth_io_address_operand): Rename ...
6189 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6190 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6193 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6195 Revert change removing staticp.
6197 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6200 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6203 2007-04-07 Bruce Korb <bkorb@gnu.org>
6205 * c.opt: Add -Wformat-contains-nul.
6206 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6208 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6209 the NUL byte warning.
6211 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6213 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6215 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6217 * tree.c (staticp): No longer use staticp langhook.
6218 * langhooks.c (lhd_staticp): Removed.
6219 * langhooks.h (struct lang_hooks): Remove staticp.
6220 * c-common.c (c_staticp): Remove.
6221 * c-common.h (c_staticp): Ditto.
6222 * langhooks-defs.h (lhd_staticp): Ditto.
6223 (LHD_HOOKS_STATICP): Ditto
6224 * tree.h (gcc_assert_lowered): New macro.
6226 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6228 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6229 argument "reliable".
6230 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6231 Add argument "reliable". Propagate it through calls.
6232 (infer_loop_bounds_from_undefined): Derive number of iterations
6233 estimates from references in blocks that do not dominate loop latch.
6234 (gcov_type_to_double_int): New function.
6235 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6236 and expected_loop_iterations_unbounded.
6237 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6238 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6239 * tree-data-ref.c (estimated_loop_iterations): Export.
6240 (get_references_in_stmt): Fix -- do not return addresses of local
6242 * cfgloop.h (expected_loop_iterations_unbounded,
6243 estimated_loop_iterations): Declare.
6245 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6247 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6249 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6252 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6253 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6254 Use output_387_reg_move().
6255 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6256 expander using X87MODEF12 mode macro.
6257 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6258 choosing register preferences. Use output_387_reg_move().
6259 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6260 instead of "x". Use output_387_reg_move().
6261 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6262 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6263 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6264 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6265 Use output_387_reg_move().
6266 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6268 (*truncxf?f_i387 splitter): Ditto.
6270 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6272 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6273 LANG_HOOKS_SAFE_FROM_P.
6274 * expr.c (safe_from_p): Remove langhook call.
6275 * langhooks.h (lang_hooks): Remove safe_from_p.
6276 (lhd_safe_from_p): Remove prototype.
6277 * langhooks.c (lhd_safe_from_p): Remove.
6279 2007-04-06 Jan Hubicka <jh@suse.cz>
6281 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6284 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6286 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6287 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6288 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6289 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6291 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6292 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6294 2007-04-05 Richard Henderson <rth@redhat.com>
6296 * config/alpha/alpha.c (print_operand) [+]: Remove.
6297 (alpha_end_function): Print nop if call at end of function.
6298 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6299 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6300 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6301 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6302 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6303 the call pattern. Update peepholes to match.
6305 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6307 * doc/extend.texi (Other Builtins): Add decimal float variants
6309 * builtins.def: Ditto.
6310 * builtins.c (expand_builtin): Ditto.
6312 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6313 H.J. Lu <hongjiu.lu@intel.com>
6316 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6317 of V8HImode when calling ix86_binary_operator_ok.
6318 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6319 (sdot_prodv8hi): Operands 1 and 2 must be register.
6321 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6323 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6324 initialize align to silence bogus warning.
6326 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6329 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6331 (struct sra_walk_fns): Remove use_all parameter from use.
6332 (sra_hash_tree): Handle BIT_FIELD_REFs.
6333 (sra_elt_hash): Don't hash bitfld blocks.
6334 (sra_elt_eq): Skip them in parent compares as well. Handle
6336 (sra_walk_expr): Don't maintain or pass down use_all_p.
6337 (scan_use): Remove use_all parameter.
6338 (scalarize_use): Likewise. Re-expand assignment to
6339 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6340 output, and re-scalarize after output. Don't mark anything
6342 (scalarize_ldst): Adjust.
6343 (scalarize_walk_gimple_modify_statement): Likewise.
6344 (build_element_name_1): Handle BIT_FIELD_REFs.
6345 (instantiate_element): Don't warn for any element whose parent
6347 (instantiate_missing_elements_1): Return the sra_elt.
6348 (canon_type_for_field): New.
6349 (try_instantiate_multiple_fields): New.
6350 (instantiate_missing_elemnts): Use them.
6351 (mark_no_warning): Removed.
6352 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6353 (REPLDUP, sra_build_elt_assignment): New.
6354 (generate_copy_inout): Use them.
6355 (generate_element_copy): Likewise. Handle bitfld differences.
6356 (generate_element_zero): Don't recurse for blocks. Use
6357 sra_build_elt_assignment.
6358 (generate_one_element_int): Take elt instead of var. Use
6359 sra_build_elt_assignment.
6360 (generate_element_init_1): Adjust.
6361 (scalarize_use, scalarize_copy): Use REPLDUP.
6362 (scalarize_ldst): Move assert before dereference.
6363 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6365 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6367 * regmove.c: Fix unused variable warnings due to previous commit.
6369 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6371 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6372 (regmove_bb_head): Remove.
6373 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6374 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6375 problems with fixup_match_1.
6376 Don't initialize/free regmove_bb_head.
6378 (reg_is_remote_constant_p): If an insn is in the same basic block
6379 but not before INSN, consider it remote, too.
6381 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6384 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6385 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6387 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6390 (CONDITIONAL_REGISTER_USAGE): Likewise.
6392 2007-04-04 Richard Henderson <rth@redhat.com>
6394 * config/alpha/lib1funcs.asm: Remove unused file.
6396 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6399 * opts.c (print_specific_help): Fix --help=<language>
6401 (common_handle_option): Support --help=common.
6403 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6406 * gcc.c (main): Do not run the linker if
6407 print_subprocess_help indicates that it shouldn't be
6410 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6413 * doc/invoke.texi (--help=): Document <languages> value, fix
6414 formatting in tables of values.
6416 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6418 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6419 dllimport attribute of virtual methods.
6421 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6423 * config/score/crti.asm: Change _bss_start to __bss_start.
6424 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6425 (OUTGOING_REG_PARM_STACK_SPACE) update.
6426 * config/score/score.opt: add options to make backend support
6427 score5, score5u, score7 and score7d.
6428 * config/score/score.md: Likewise.
6429 * config/score/misc.md: Likewise.
6430 * config/score/mac.md: Likewise.
6431 * doc/invoke.texi: Likewise.
6432 * doc/md.texi: update constraints define.
6434 2007-04-03 Richard Henderson <rth@redhat.com>
6436 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6437 an appropriate type, use the mode instead.
6439 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6441 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6442 Set the default --with-arch setting to mips2.
6443 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6444 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6445 (MULTILIB_OSDIRNAMES): Delete.
6446 (MULTILIB_DIRNAMES): Define.
6447 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6448 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6449 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6450 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6451 VXWORKS_OS_CPP_BUILTINS.
6452 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6453 (MIPS_DEBUGGING_INFO): Undefine.
6454 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6456 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6459 * fold-const.c (native_encode_real): Encode real.c provided longs
6460 as a series of 32-bit native integers.
6461 (native_interpret_real): Interpret buffer as a series of 32-bit
6464 2007-04-03 Richard Guenther <rguenther@suse.de>
6466 * genpreds.c (write_insn_constraint_len): Write function
6467 optimized for CONSTRAINT_LEN implementation.
6468 (write_tm_preds_h): Output insn_constraint_len inline and
6469 use it for CONSTRAINT_LEN.
6470 (write_insn_preds_c): Don't output insn_constraint_len.
6471 * doc/md.texi (define_register_constraint): Document multi-letter
6472 constraints shall have the same length if they start with the same
6475 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/i386.md (isinf<mode>2): Expand only when
6479 TARGET_C99_FUNCTIONS is set.
6481 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6483 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6484 (x86_64-*-linux*): Ditto.
6485 * config/i386/i386.opt (mpc): New option.
6486 * config/i386/i386.c (overrride_options): Handle
6487 ix87_precision_string.
6488 * config/i386/crtprec.c: New file.
6489 * config/i386/t-crtpc: Ditto.
6490 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6492 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6493 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6494 crtprec32.o, crtprec64.o and crtprec80.o.
6496 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6498 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6500 2007-04-02 Eric Christopher <echristo@apple.com>
6502 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6503 limitations on darwin.
6505 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6508 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6510 2007-04-02 Dave Korn <dave.korn@artimi.com>
6512 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6514 2007-04-02 Dave Korn <dave.korn@artimi.com>
6516 * libgcc2.h (exception_descriptor): Don't forward-declare.
6517 (__get_eh_table_language, __get_eh_table_version): Delete
6518 prototypes of long-dead functions.
6520 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6522 * ebitmap.h: New file
6523 * ebitmap.c: New file
6524 * Makefile.in (ebitmap.o): New target.
6526 2007-04-01 Jan Hubicka <jh@suse.cz>
6528 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6529 before very first instruction.
6531 2007-04-01 Jan Hubicka <jh@suse.cz>
6533 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6534 waring on 64bit hosts.
6535 * bitmap.h: Fix typo in bitmap_head_def.
6537 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6539 PR rtl-optimization/31391
6540 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6541 into a DELETED_LABEL note, and the label is in an empty basic
6542 block, update BB_END as well as BB_HEAD.
6544 2007-04-01 Richard Henderson <rth@redhat.com>
6546 PR tree-optimization/31169
6547 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6548 to varying if the range is outside [0, prec-1].
6550 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6553 * config/mips/mips.md (load_const_gp): New insn.
6554 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6555 the MIPS16 GP pseudo register if no_new_pseudos.
6556 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6558 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6561 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6563 (call_value): Likewise.
6565 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6566 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6569 * doc/invoke.texi: (optimization options): Reword description
6570 of -ffast-math. Document its primary purpose.
6572 2007-03-31 Richard Guenther <rguenther@suse.de>
6574 * omp-low.c (splay-tree.h): Include.
6575 (lookup_decl): Replace splay-tree usage by pointer-map.
6576 (maybe_lookup_decl): Likewise.
6577 (new_omp_context): Likewise.
6578 (delete_omp_context): Likewise.
6579 * gimplify.c (splay-tree.h): Include.
6580 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6582 (remap_ssa_name): Likewise.
6583 (remap_decl): Likewise.
6584 (remap_type_1): Likewise.
6585 (remap_type): Likewise.
6586 (copy_body_r): Likewise.
6587 (expand_call_inline): Likewise.
6588 (clone_body): Likewise.
6589 (copy_tree_r): Likewise.
6590 (remap_save_expr): Likewise.
6591 (unsave_r): Likewise.
6592 (unsave_expr_now): Likewise.
6593 (tree_function_versioning): Likewise.
6594 (build_duplicate_type): Likewise.
6595 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6596 (struct copy_body_data): Replace splay-tree by pointer-map.
6597 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6598 not $(SPLAY_TREE_H).
6599 (gimplify.o): Depend on $(SPLAY_TREE_H).
6600 (omp-low.p): Likewise.
6602 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6604 * config/avr/predicates.md (even_register_operand,
6605 odd_register_operand): New predicates.
6606 * config/avr/avr.md (movw peephole2): New.
6607 (movw_r peephole2): New.
6609 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6611 * tree.h (get_signed_or_unsigned_type): New.
6612 * fold-const.c (operand_equal_for_comparison_p): Use
6613 get_signed_or_unsigned_type instead of
6614 lang_hooks.types.signed_or_unsigned_type.
6615 * expr.c (store_expr): Ditto.
6616 * langhooks.c (get_signed_or_unsigned_type): New.
6617 (lhd_signed_or_unsigned_type): New.
6618 * langhooks.h (lhd_signed_or_unsigned_type): New.
6619 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6621 2007-03-30 Richard Henderson <rth@redhat.com>
6623 * tree-ssa-loop-ivopts.c: Include target.h.
6624 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6625 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6626 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6627 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6629 2007-03-30 Richard Henderson <rth@redhat.com>
6630 Kai Tietz <kai.tietz@onevision.com>
6632 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6634 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6635 (TARGET_64BIT_MS_ABI): New.
6636 (DBX_REGISTER_NUMBER): Handle 64-bit.
6637 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6638 (LONG_TYPE_SIZE): Force to 32.
6639 (REG_PARM_STACK_SPACE): New.
6640 (OUTGOING_REG_PARM_STACK_SPACE): New.
6641 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6642 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6643 (STACK_BOUNDARY): Use 128 for 64-bit.
6644 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6645 Add 64-bit implementation.
6646 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6648 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6649 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6650 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6651 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6652 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6653 TARGET_64BIT_MS_ABI.
6654 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6655 (ix86_pass_by_reference): Likewise.
6656 (ix86_function_value_regno_p): Likewise.
6657 (ix86_build_builtin_va_list): Likewise.
6658 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6659 (function_arg_advance_ms_64): New.
6660 (function_arg_advance): Call it.
6661 (function_arg_ms_64): New.
6662 (function_arg): Call it.
6663 (function_value_ms_64): New.
6664 (ix86_function_value_1): Call it.
6665 (return_in_memory_ms_64): New.
6666 (ix86_return_in_memory): Call it.
6667 (setup_incoming_varargs_ms_64): New.
6668 (ix86_setup_incoming_varargs): Call it.
6669 (ix86_expand_prologue): Handle 64-bit stack probing.
6670 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6671 (output_pic_addr_const): Likewise.
6672 (x86_this_parameter): Likewise.
6673 (x86_output_mi_thunk): Likewise.
6674 (x86_function_profiler): Likewise.
6675 (TARGET_STRICT_ARGUMENT_NAMING): New.
6676 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6677 (TARGET_64BIT_MS_ABI): New.
6678 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6679 * config/i386/i386.md (allocate_stack_worker): Remove.
6680 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6681 describe the clobber of eax without a match_scratch.
6682 (allocate_stack_worker_postreload): Remove.
6683 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6684 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6685 (allocate_stack_worker_rex64_postreload): Remove.
6686 (allocate_stack): Handle 64-bit.
6687 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6688 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6689 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6690 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6691 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6692 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6693 * config.build (x86_64-*-mingw*): New host.
6694 * config.host (x86_64-*-mingw*): New host.
6695 * config.gcc (x86_64-*-mingw*): New target.
6696 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6698 2007-03-30 Richard Henderson <rth@redhat.com>
6699 Kai Tietz <kai.tietz@onevision.com>
6701 * c-pragma.c (struct def_pragma_macro_value): New.
6702 (struct def_pragma_macro): New.
6703 (pushed_macro_table): New.
6704 (dpm_hash, dpm_eq): New.
6705 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6706 (init_pragma): Install them.
6707 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6709 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6711 * config/avr/avr.c (avr_override_options): Clear
6712 'flag_delete_null_pointer_checks'.
6714 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6717 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6718 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6719 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6720 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6721 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6722 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6723 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6725 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6727 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6729 * regmove.c: Move all of pass_stack_adjustments from here...
6730 * combine-stack-adj.c: ...to this new file.
6731 * Makefile.in: Add rules for combine-stack-adj.o.
6733 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6735 PR tree-optimization/31383
6736 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6737 to have the same length.
6739 2007-03-30 Jan Hubicka <jh@suse.cz>
6742 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6743 availablility; add more sanity checking; ask varpool only about
6746 2007-03-29 Richard Henderson <rth@redhat.com>
6748 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6749 to decide, but __SIZEOF_LONG_LONG__.
6751 2007-03-29 Richard Henderson <rth@redhat.com>
6753 * emutls.c (struct __emutls_array): New.
6754 (emutls_destroy): Use it instead of casting element 0 from void*.
6755 (__emutls_get_address): Likewise.
6757 2007-03-29 Richard Henderson <rth@redhat.com>
6759 * varasm.c (initializer_constant_valid_p): Don't deny
6760 DECL_DLLIMPORT_P on functions.
6762 * config/i386/cygming.h: Remove function declarations.
6763 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6764 (ASM_OUTPUT_LABELREF): Remove.
6765 (COMMON_ASM_OP): Remove.
6766 (ASM_OUTPUT_COMMON): Remove.
6767 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6768 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6769 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6770 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6771 Rename from TARGET_ENCODE_SECTION_INFO.
6772 * config/i386/netware.h: Likewise.
6773 * config/i386/i386-protos.h: Update.
6774 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6775 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6776 (legitimate_constant_p): Reject dllimports.
6777 (dllimport_map, get_dllimport_decl): New.
6778 (legitimize_dllimport_symbol): New.
6779 (legitimize_address, ix86_expand_move): Use it.
6780 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6781 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6782 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6783 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6784 * config/i386/predicates.md (constant_call_address_operand): Only
6785 accept symbols; reject dllimport_p symbols.
6786 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6787 i386_pe_maybe_record_exported_symbol.
6788 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6789 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6790 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6791 trust the setting of DECL_DLLIMPORT_P.
6792 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6793 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6794 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6795 tidy the argument scanning loop.
6796 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6797 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6798 (i386_pe_strip_name_encoding): Remove.
6799 (i386_pe_binds_local_p): New.
6800 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6801 (i386_pe_output_labelref): Remove.
6802 (i386_pe_asm_output_aligned_decl_common): New.
6803 (i386_pe_maybe_record_exported_symbol): Rename from
6804 i386_pe_record_exported_symbol; check for dllexported symbols.
6806 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6808 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6809 add comment explaining why vsnprintf cannot be used.
6811 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6813 PR tree-optimization/30666
6814 * tree.c (build_complex_type): When creating type names for DWARF2
6815 debug info, create TYPE_DECLs for TYPE_NAME instead of
6817 (build_common_tree_nodes_2): Use build_complex_type when building
6818 predefined complex types, to preserve canonical types.
6820 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6822 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6823 (noce_get_alt_condition): Look at it to determine whether to
6824 reverse the condition or not.
6825 (noce_get_condition): Substitute the truth for lies.
6826 (noce_find_if_block): Set the then_else_reversed field.
6828 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6830 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6831 destination of this insn.
6832 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6833 than calling gen_rtx_SET directly. Use r0 to hold the value of
6834 'address + 4' rather than a stack based temporary which can be
6837 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6839 * config/s390/s390.c (s390_secondary_input_reload_class,
6840 s390_secondary_output_reload_class): Functions removed.
6841 (s390_secondary_reload): New function.
6842 (TARGET_SECONDARY_RELOAD): Target macro defined.
6843 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6844 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6845 * config/s390/s390.md ("reload_outti", "reload_outdi",
6846 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6847 "reload_out<mode>"): Expanders removed.
6848 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6849 "reload<mode>_nonoffmem_out"): Expanders added.
6851 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6853 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6854 SRC->DEST replacement failed anyway.
6856 2007-03-28 Mike Stump <mrs@apple.com>
6858 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6859 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6860 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6862 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6864 * config.gcc: Accept barcelona as a variant of amdfam10.
6865 * config/i386/i386.c (override_options): Likewise.
6866 * doc/invoke.texi: Likewise.
6868 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6870 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6871 offsets for BIT_FIELD_REF and COMPONENT_REF.
6873 2007-03-28 Richard Guenther <rguenther@suse.de>
6875 * tree.c (is_global_var): Move ...
6876 * tree-flow-inline.h (is_global_var): ... here.
6877 * tree.h (is_global_var): Remove declaration.
6879 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6881 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6883 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6884 * config/i386/i386.c (ix86_tune_features): Initialize new
6886 * config/i386/predicates.md (promotable_binary_operator): Use
6887 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6889 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6892 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6894 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6896 * config/fr30/fr30.md (movsi_internal): Change destination
6897 constraint from m to V and add m to the end.
6899 2007-03-28 Christian Bruel <christian.bruel@st.com>
6901 * config/sh/sh.md (movsi_i): Fix type attribute.
6903 2007-03-28 Christian Bruel <christian.bruel@st.com>
6905 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6906 (movsf_ie): Likewise.
6908 2007-03-28 Christian Bruel <christian.bruel@st.com>
6910 * config.gcc: Add sh4-300 to multilib.
6911 * config/sh/t-mlib-sh4-300: New file.
6913 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6915 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6916 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6918 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6919 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6920 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6921 "fixuns_trunctddi2"): Whitespace fix.
6923 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6925 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6926 the definition of struct sh_args.
6927 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6928 CALL_COOKIE_INT_REG_GET): Likewise.
6930 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6932 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6933 transformations are applied successfully.
6935 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6937 * tree.c (tree_contains_struct): Permit 512 tree codes.
6938 * tree.h (tree_contains_struct): Ditto.
6939 (MAX_TREE_CODES): Ditto.
6940 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6941 SPARE member to store remaining padding bits.
6943 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6945 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6948 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6950 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6951 * configure: Regenerate.
6953 * configure: Regenerate using the correct version of autoconf.
6955 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6957 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6959 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6960 regs to "__SP_L__" and "__SP_H__".
6962 2007-03-27 Richard Guenther <rguenther@suse.de>
6964 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6965 computations with it with a HOST_WIDE_INT variable.
6967 2007-03-26 Mike Stump <mrs@apple.com>
6969 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6970 objective-c-header, objective-c++-header and objc++-cpp-output
6972 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6974 2007-03-26 Richard Henderson <rth@redhat.com>
6977 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6978 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6979 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6980 IX86_BUILTIN_PSRLQ128): New.
6981 (ix86_init_mmx_sse_builtins): Add them.
6982 (ix86_expand_builtin): Expand them.
6983 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6984 operand 2 be TImode.
6985 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6986 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6987 _mm_srli_epi64): Mark __B const.
6988 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6989 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6990 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6991 new two-vector shift builtins.
6993 2007-03-26 Ian Lance Taylor <iant@google.com>
6995 PR tree-optimization/31345
6996 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6997 [+INF, +INF(OVF)] into VARYING.
6999 2007-03-26 Zack Weinberg <zackw@panix.com>
7001 * gengtype-parse.c: New file.
7002 * gengtype-yacc.y: Delete.
7003 * gengtype-lex.l: Don't include gengtype-yacc.h.
7004 Define YY_DECL and yyterminate appropriately for recursive
7005 descent parser. yylval is now a string out-parameter to yylex.
7006 (HWS, EOID): New shorthand.
7007 (IWORD): Add a couple more types.
7008 (yylex): Add a setup stanza. Remove the complex rules for
7009 detecting GTY'ed types and typedefs; replace with simple
7010 keyword detectors. Adjust everything for the changed
7011 definition of yylval. Ignore all pp-directives, not just #define.
7013 (parse_file): Rename yybegin; do not call yyparse.
7015 * gengtype.c (xasprintf): Export again.
7016 (this_file): New. Use everywhere __FILE__ was being used.
7017 (get_lang_bitmap): Special case types defined in gengtype.c.
7018 (do_typedef, new_structure): Suppress definition of certain types.
7019 (new_structure): Improve diagnostics of duplicate definitions.
7020 Make sure location_s is associated with input.h.
7021 (nreverse_pairs, define_location_structures): New functions.
7022 (main): Improve tagging of kludge types. Remove old kludges
7023 for input.h types; use define_location_structures.
7024 * gengtype.h: Update prototypes. Define token codes here.
7025 * Makefile.in: Remove all references to gengtype-yacc.
7026 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7028 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7029 add GTY((skip)) to the field that's only conditionally there.
7030 * doc/install.texi: Document that Bison is no longer required
7031 unless building treelang.
7033 * gengtype.c: Don't include gtyp-gen.h.
7034 (srcdir): Declare here.
7035 (base_files, lang_dir_names): Allocate dynamically.
7036 (gt_files, num_gt_files, num_lang_dirs): New globals.
7037 (measure_input_list, read_input_line, read_input_list)
7038 (set_lang_bitmap): New functions.
7039 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7040 simplify, relying on read_input_list to set up the bitmaps.
7041 (main): Arguments are no longer unused. Check for correct number
7042 of command line arguments, set srcdir and srcdir_len, then call
7043 read_input_list, before doing anything else. No need to worry
7044 about duplicates in main loop.
7045 * configure.ac: Simplify the calculation of all_gtfiles.
7046 Put language tags in there. Don't set or substitute
7047 all_gtfiles_files_langs or all_gtfiles_files_frags.
7048 * Makefile.in: Revamp the way gengtype is invoked, now that it
7049 takes a file on its command line with a much simpler format.
7050 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7051 (GTFILES): Remove duplicates and C source files.
7052 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7053 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7054 * configure: Regenerate.
7056 * gengtype.h: Remove all type definitions to gengtype.c; leave
7057 only definitions of options_p, type_p, and pair_p as opaque
7058 pointers. Update prototypes.
7059 * gengtype.c: Many type definitions moved here from gengtype.h.
7060 Consolidate type definitions at the top of the file.
7061 (xvasprintf): Delete.
7062 (xasprintf): Make static.
7063 (create_nested_pointer_option): Add 'next' parameter.
7064 (create_field_all, create_field_at): New functions.
7065 (create_field): Now a thin wrapper around create_field_all.
7066 (create_optional_field): Rename create_optional_field_ and add
7067 line argument. Original name is now a macro which supplies
7069 (oprintf): Use vsnprintf directly.
7070 (close_output_files): Use fatal rather than perror/exit.
7071 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7072 (main): Set progname. Don't use exit.
7073 * gengtype-yacc.y (struct_fields): Use create_field_at.
7074 (option, optionseqopt): Delete.
7075 (optionseq): Consolidate productions from option here so we
7076 can use the first argument to create_option.
7078 * gengtype-lex.l: Distinguish unions from structures in the
7079 token type. Don't call find_structure; return the tag as a string.
7080 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7081 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7082 Reorganize typedef_struct production accordingly.
7083 Use create_nested_ptr_option.
7084 * gengtype.c (create_nested_ptr_option): New function.
7085 * gengtype.h: Declare it.
7087 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7088 (string_type): Don't declare.
7089 (do_scalar_typedef): Declare.
7090 (create_scalar_type): Update prototype.
7091 * gengtype.c (string_type): Make static.
7092 (scalar_nonchar, scalar_char): New.
7093 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7094 (resolve_typedef): Use scalar_nonchar for error recovery.
7095 (create_scalar_type): Remove name_len field. Return scalar_char
7096 or scalar_nonchar as appropriate.
7097 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7099 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7101 (main): Initialize scalar_char and scalar_nonchar before calling
7103 * gengtype-lex.l: Adjust for removal of second argument to
7104 create_scalar_type. Use yylval.s instead of yylval.t when
7106 * gengtype-yacc.y: Type of SCALAR is string. Call
7107 create_scalar_type from type:SCALAR rule. Adjust for removal of
7108 second argument to create_scalar_type.
7110 * vec.h: Remove all #if IN_GENGTYPE blocks.
7111 Add comment saying that changes may require adjustments to gengtype.
7112 * gengtype.c: Don't include coretypes.h or tm.h.
7113 Add comment to inclusion of errors.h.
7114 (note_def_vec, note_def_vec_alloc): New functions.
7115 * gengtype.h: Declare new functions.
7116 * gengtype-lex.l: Don't include coretypes.h.
7117 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7119 (update_lineno): Remove unnecessary prototype.
7120 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7121 (VEC rule): Just return VEC_TOKEN.
7122 * gengtype-yacc.y (VEC_TOKEN): New token type.
7123 (type): Add a production for VEC(a,b).
7124 * Makefile.in: Update dependencies.
7126 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7127 typedefs that use the old PARAMS macro.
7129 * gengtype-lex.l: Remove all rules and states relating to yacc
7131 * gengtype-yacc.y: Similarly.
7132 * gengtype.c (note_yacc_type): Delete function.
7133 * gengtype.h: Update prototypes.
7135 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7137 * tree-pretty-print.c (dump_generic_node): Report precision of
7138 unnamed integer types.
7140 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7142 * ifcvt.c (noce_try_store_flag_constants): Don't check
7143 no_new_pseudos here.
7144 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7145 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7146 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7147 noce_try_sign_mask): Likewise.
7148 (if_convert): Check no_new_pseudos here.
7150 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7152 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7153 (noce_get_condition): Handle new then_else_reversed argument.
7154 (noce_init_if_info): Remove, fold into noce_find_if_block.
7155 (noce_process_if_block): Take a struct noce_if_info as the
7156 argument. Don't set up one based on ce_if_info. Update pointer
7157 references accordingly.
7158 (cond_move_process_if_block): Likewise.
7159 (process_if_block): Removed.
7160 (find_if_block): Removed. Move functionality two new functions,
7161 noce_find_if_block and cond_exec_find_if_block.
7162 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7163 blocks and the symmetric IF-ELSE-JOIN case.
7164 (cond_exec_find_if_block): Also new function mostly based on old
7165 find_if_block and process_if_block.
7166 (find_if_header): Replace find_if_block call with separately
7167 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7168 (find_cond_trap): Update noce_get_condition call.
7169 (dead_or_predicable): Likewise.
7171 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7173 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7175 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7176 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7177 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7178 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7179 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7180 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7181 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7182 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7183 __builtin_ia32_psrad128 builtins.
7185 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7187 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7188 * config/i386/constraints.md
7189 (define_constraint "I"): Use IN_RANGE macro.
7190 (define_constraint "J"): Ditto.
7191 (define_constraint "K"): Ditto.
7192 (define_constraint "M"): Ditto.
7193 (define_constraint "N"): Ditto.
7194 (define_constraint "O"): Ditto.
7195 * config/i386/predicates.md
7196 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7197 (define_predicate "const_0_to_3_operand"): Ditto.
7198 (define_predicate "const_0_to_7_operand"): Ditto.
7199 (define_predicate "const_0_to_15_operand"): Ditto.
7200 (define_predicate "const_0_to_63_operand"): Ditto.
7201 (define_predicate "const_0_to_255_operand"): Ditto.
7202 (define_predicate "const_1_to_31_operand"): Ditto.
7203 (define_predicate "const_2_to_3_operand"): Ditto.
7204 (define_predicate "const_4_to_7_operand"): Ditto.
7206 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7208 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7209 in SImode for save_world.
7210 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7213 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7215 PR tree-optimization/30784
7216 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7219 2007-03-25 Revital Eres <eres@il.ibm.com>
7221 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7222 Fold movement_possibility function into it.
7224 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7226 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7227 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7228 (call_indirect_nonlocal_darwin64): Same.
7229 (call_nonlocal_darwin64): Same.
7230 (call_value_indirect_nonlocal_darwin64): Same.
7231 (call_value_nonlocal_darwin64): Same.
7232 (sibcall_nonlocal_darwin64): Same.
7233 (sibcall_value_nonlocal_darwin64): Same.
7234 (sibcall_symbolic_64): Same.
7235 (sibcall_value_symbolic_64): Same.
7236 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7238 (rs6000_emit_load_toc_table): Same.
7239 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7240 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7246 (load_toc_v4_pic_si): Same
7247 (load_toc_v4_PIC_1): Same.
7248 (load_toc_v4_PIC_1b): Same.
7249 (call_indirect_aix{32,64}): Same.
7250 (call_value_indirect_aix{32,64}): Same.
7253 (call_local{32,64}): Same.
7254 (call_value_local{32,64}): Same.
7255 (call_indirect_nonlocal_aix{32,64}): Same.
7256 (call_nonlocal_aix{32,64}): Same.
7257 (call_value_indirect_nonlocal_aix{32,64}): Same.
7258 (call_value_nonlocal_aix{32,64}): Same.
7259 (call_indirect_nonlocal_sysv<mode>): Same.
7260 (call_nonlocal_sysv<mode>): Same.
7261 (call_value_indirect_nonlocal_sysv<mode>): Same.
7262 (call_value_nonlocal_sysv<mode>): Same.
7264 (sibcall_local{32,64}): Same.
7265 (sibcall_value_local{32,64}): Same.
7266 (sibcall_nonlocal_aix{32,64}): Same.
7267 (sibcall_value_nonlocal_aix{32,64}): Same.
7268 (sibcall_nonlocal_sysv<mode>): Same.
7269 (sibcall_value): Same.
7270 (sibcall_value_nonlocal_sysv<mode>): Same.
7272 2007-03-24 Paul Brook <paul@codesourcery.com>
7274 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7275 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7277 2007-03-24 Richard Henderson <rth@redhat.com>
7279 * config/ia64/constraints.md: New file.
7280 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7281 satisfies_constraint_?.
7282 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7283 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7284 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7285 ia64_output_mi_thunk): Likewise.
7286 (ia64_const_ok_for_letter_p): Remove.
7287 (ia64_const_double_ok_for_letter_p): Remove.
7288 (ia64_extra_constraint): Remove.
7289 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7290 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7291 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7292 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7293 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7294 EXTRA_MEMORY_CONSTRAINT): Remove.
7295 * config/ia64/ia64.md: Include constriants.md. Replace
7296 CONST_OK_FOR_? with satisfies_constraint_?.
7298 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7299 H.J. Lu <hongjiu.lu@intel.com>
7301 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7303 (name macros): Use DPD_BID_NAME to convert names properly.
7305 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7306 decimal floating point format.
7307 (init_floating_libfuncs): Change decimal functions so that they
7308 have a "bid_" prefix if the decimal system uses the BID format,
7309 and "dpd_" prefix if the decimal system uses the DPD format.
7310 (init_interclass_conv_libfuncs): Ditto.
7311 (init_intraclass_conv_libfuncs): Ditto.
7313 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7314 using the BID format.
7316 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7317 whether we are using the BID decimal format.
7318 * configure: Regenerate.
7320 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7321 the compiler has decimal floating point enabled. Define
7322 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7325 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7326 using the BID format.
7328 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7329 whether we are using the BID decimal format.
7330 * configure: Regenerate.
7332 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7333 the compiler has decimal floating point enabled. Define
7334 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7337 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7338 options, and that it is enabled for i386/x86_64 systems.
7340 * Makefile.in (enable_decimal_float): New.
7342 (DECNUMINC): Add -I$(DECNUMFMT).
7343 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7344 to $(DECNUMFMT) from $(DECNUM).
7346 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7347 Substitute enable_decimal_float.
7348 * configure: Regenerated.
7351 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7354 * configure.ac: Enable decimal float for x86_64-*-linux*.
7355 * configure: Regenerated.
7358 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7359 decimal128ClearSign to flip and clear the sign bit in decimal128.
7360 (decimal_real_maxval): Set decimal128SetSign to set the sign
7363 2007-03-23 Ian Lance Taylor <iant@google.com>
7365 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7367 2007-03-23 Ian Lance Taylor <iant@google.com>
7369 * tree-dump.c (dump_files): Correct comment.
7371 2007-03-23 Ian Lance Taylor <iant@google.com>
7373 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7375 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7377 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7378 in cfglayout mode. Don't go into and out of cfglayout mode.
7379 Link the blocks in the order of the constructed traces.
7380 (rest_of_handle_tracer): Adjust call to tracer.
7381 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7382 Don't go into cfglayout mode.
7383 (rtl_loop_done): Don't go out of cfglayout mode.
7384 * cfglayout.c (relink_block_chain): New function, split out from...
7385 (fixup_reorder_chain): ...here. Remove redundant checking.
7386 (cfg_layout_finalize): Don't clear the header, footer, and aux
7387 fields here, move the code to do so to relink_block_chain. Likewise
7388 for free_original_copy_tables.
7389 * rtl.h (tracer): Update prototype.
7390 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7391 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7392 mode. Use relink_block_chain to serialize the CFG according to the
7393 new basic block order. Move targetm.cannot_modify_jumps_p check from
7395 (gate_handle_reorder_blocks): ...to here.
7396 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7398 (gate_duplicate_computed_gotos): ...to here.
7399 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7400 something always changes when going into and out of cfglayout mode.
7401 Perform an expensive cfg cleanup while going into cfglayout mode.
7402 Always update liveness information on HAVE_conditional_execution
7403 targets. Reserialize the basic blocks and go out of cfglayout mode.
7404 * reg-stack.c: Include cfglayout.h.
7405 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7406 the call to reorder_basic_blocks.
7407 * basic-block.h (reorder_basic_blocks): Update prototype.
7408 (relink_block_chain): New prototype.
7409 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7411 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7413 * config/mips/mips.md (type, hazard, *movdi_32bit,
7414 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7415 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7416 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7417 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7418 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7420 (movcc): Change first xfer to multi.
7421 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7422 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7423 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7424 config/mips/generic.md: Change reservations using "xfer" to use
7426 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7427 using match_operand.
7428 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7429 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7431 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7433 2007-03-22 Richard Henderson <rth@redhat.com>
7435 * config/i386/i386.c: Remove unnecessary function declarations.
7436 Move targetm definition, and all related macros, to the end of
7437 the file. Resort some functions to put definitions before uses.
7438 (ix86_attribute_table): Make static. Move to end of file.
7439 (ix86_gimplify_va_arg): Make static.
7441 2007-03-22 Richard Henderson <rth@redhat.com>
7443 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7444 don't increase local_regparm with force_align_arg_pointer check.
7445 (ix86_function_sseregparm): Assert 32-bit.
7446 (type_has_variadic_args_p): New.
7447 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7448 type_has_variadic_args_p.
7449 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7450 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7451 use memset instead. Do maybe_vaarg check first; skip attribute
7452 tests if true; skip attribute tests for 64-bit.
7453 (construct_container): Remove TARGET_DEBUG_ARG.
7454 (function_arg_advance_32, function_arg_advance_64): Split out ...
7455 (function_arg_advance): ... from here.
7456 (function_arg_32, function_arg_64): Split out ...
7457 (function_arg): ... from here.
7458 (ix86_pass_by_reference): Tidy.
7459 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7460 (function_value_32): New, from parts of ix86_function_value
7461 and ix86_value_regno.
7462 (function_value_64): New, from parts of ix86_function_value
7463 and ix86_libcall_value.
7464 (ix86_function_value_1): New.
7465 (ix86_function_value, ix86_libcall_value): Use it.
7466 (return_in_memory_32, return_in_memory_64): Split out ...
7467 (ix86_return_in_memory): ... from here.
7468 (ix86_struct_value_rtx): Skip for 64-bit.
7469 (ix86_libcall_value, ix86_value_regno): Remove.
7470 (setup_incoming_varargs_64): Split out ...
7471 (ix86_setup_incoming_varargs): ... from here.
7472 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7473 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7474 * config/i386/i386-protos.h (ix86_function_value): Remove.
7475 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7477 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7480 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7481 infinities not supported, otherwise emit warning if -Woverflow. On
7482 underflow, emit warning if -Woverflow.
7483 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7485 * real.h (real_from_string): Update declaration
7487 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7488 Richard Henderson <rth@redhat.com>
7490 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7491 * calls.c (compute_argument_block_size, expand_call,
7492 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7493 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7494 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7495 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7496 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7497 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7498 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7499 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7502 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7504 * c-incpath.c (add_sysroot_to_chain): New.
7505 (merge_include_chains): Add sysroot argument. Call
7506 add_sysroot_to_chain if sysrooted.
7507 (register_include_chains): Update call to merge_include_chains.
7508 * doc/cppopts.texi: Document use of '=' in include directory
7511 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7514 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7515 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7516 insn pattern using X87MODEF12 mode macro.
7518 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7520 * regmove.c (regmove_optimize): Use reg_mentioned_p
7521 instead of reg_overlap_mentioned_p for DST.
7523 2007-03-21 Mike Stump <mrs@apple.com>
7525 * c.opt: Fixup for Objective-C/C++.
7527 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7529 * explow.c (convert_memory_address): Fold memory reference when
7530 POINTERS_EXTEND_UNSIGNED < 0
7532 2007-03-21 Richard Henderson <rth@redhat.com>
7535 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7536 * config/i386/mmintrin.h (__m64): Likewise.
7537 * config/i386/xmmintrin.h (__m128): Likewise.
7539 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7541 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7542 (VXWORKS_OS_CPP_BUILTINS): Define.
7543 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7544 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7546 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7548 * rtl.h (constant_pool_reference_p): Delete.
7549 (find_constant_src): Declare.
7550 * rtlanal.c (find_constant_src): New function.
7551 * simplify-rtx.c (constant_pool_reference_p): Delete.
7552 * config/i386/i386.md: Use find_constant_src instead of
7553 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7555 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7557 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7558 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7560 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7562 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7563 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7564 (arm_elf_asm_constructor): Use it.
7565 (arm_elf_asm_destructor): New function.
7567 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7569 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7571 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7573 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7575 2007-03-19 Andrew Haley <aph@redhat.com>
7577 PR tree-optimization/31264
7578 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7581 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7583 PR rtl-optimization/30907
7584 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7585 (fwprop_init): Always call loop_optimizer_initialize.
7586 (fwprop_done): Always call loop_optimizer_finalize.
7587 (fwprop): We always have loop info now.
7588 (gate_fwprop_addr): Remove.
7589 (pass_fwprop_addr): Use gate_fwprop as gate.
7591 PR rtl-optimization/30841
7592 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7593 df_chain_alloc): Call df_reorganize_refs unconditionally.
7594 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7595 refs_organized to refs_organized_size.
7596 (df_ref_create_structure): Use refs_organized_size instead of
7597 bitmap_size if refs had been organized, and keep refs_organized_size
7599 * df.h (struct df_ref_info): Change refs_organized to
7600 refs_organized_size.
7601 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7604 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7606 * except.c (output_function_exception_table): Do not reference the
7607 EH personality routine for functions that do not require an
7610 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7613 * c-typeck.c (convert_for_assignment): Call comptypes for
7614 RECORD_TYPE or UNION_TYPE.
7617 * reload1.c (reload): Do invalid ASM checking after
7618 cleanup_subreg_operands.
7620 2007-03-19 Jeff Law <law@redhat.com>
7622 * tree-cfg.c (find_taken_edge): Tighten conditions for
7623 optimizing computed gotos.
7625 2007-03-19 Michael Matz <matz@suse.de>
7627 * builtins.c (expand_builtin_sync_operation,
7628 expand_builtin_compare_and_swap,
7629 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7632 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7633 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7636 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7638 * doc/tm.texi: Add brackets around the return type of
7639 TARGET_SECONDARY_RELOAD.
7641 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7642 Richard Guenther <rguenther@suse.de>
7644 PR tree-optimization/31254
7645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7646 Use handled_component_p () where appropriate. Continue
7647 propagating into the rhs if we propagated into an INDIRECT_REF
7650 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7652 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7653 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7654 (xde, xdee): Mode attributes adjusted to support DFP modes.
7655 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7656 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7657 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7658 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7659 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7660 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7661 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7663 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7664 "movsf"): Insn definitions removed.
7665 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7666 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7667 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7669 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7670 "reload_in<mode>", "reload_out<mode>"): Expander added.
7671 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7674 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7676 * config/s390/s390.md: Only non-functional changes. Renamed
7677 FPR mode macro to BFP all over the file.
7679 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7681 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7682 (op_type attribute): RRF instruction type added.
7683 (fT0): New mode attribute.
7684 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7685 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7686 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7687 no secondary memory is needed when moving DFmode values between GPRs
7690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7692 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7693 inverted and documentation adjusted.
7694 ("mhard-dfp", "msoft-dfp"): New options.
7695 * config/s390/s390.c (s390_handle_arch_option): New architecture
7697 (override_options): Sanity checks for the new options added.
7698 * config.gcc: New architecture switch: z9-ec.
7699 * config/s390/s390.h (processor_flags): PF_DFP added.
7700 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7701 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7702 when the bit is NOT set so remove it from the defaults.
7704 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7706 * genemit.c (main): Print include statement for dfp.h.
7707 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7710 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7712 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7714 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7717 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7720 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7722 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7723 attr_length_call, output_call, output_indirect_call): Cleanup
7724 formatting of targetm calls.
7726 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7728 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7730 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7732 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7733 reservation, bypass and anti-bypass descriptions for these instructions.
7734 Update move patterns.
7735 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7738 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7740 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7741 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7742 (get_initial_def_for_reduction): Likewise.
7744 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7746 Fix PR tree-optimization/29922
7747 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7748 (get_representative): Removed.
7749 (value_dies_in_block_x): Update for rvuse removal.
7750 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7751 (compute_antic_aux): Handle when PHI nodes appear in
7752 non-single-successors.
7753 (dump_bitmap_of_names): Removed.
7754 (compute_antic_safe): Renamed and removed rvuse calculation.
7755 Calculate only antic safe.
7756 (insert_into_preds_of_block): Remove assert.
7757 (execute_pre): Update for renamed functions.
7758 (defer_or_phi_translate_block): New function.
7760 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7762 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7763 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7765 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7766 Follow spelling conventions.
7768 * tree-data-ref.h: Remove the prototype for analyze_array.
7770 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7772 PR tree-optimization/31041
7773 * tree-vect-transform.c (get_initial_def_for_induction): Call
7774 force_gimple_operand.
7776 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7778 * ipa-type-escape.c (look_for_casts) : Revert code to use
7779 handled_component_p due to ada test a-numaux.adb.
7781 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7783 * final.c (final_scan_insn): Alter the condition of a
7784 conditional trap if we have nonstandard CC.
7786 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7788 * configure.ac: Remove excess quoting from asm line 0 test.
7789 * configure: Rebuilt.
7791 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7793 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7794 * c-common.c (convert_and_check): Move warning logic to...
7795 (warnings_for_convert_and_check): ...here. Define.
7796 * c-common.h (warnings_for_convert_and_check): Declare.
7798 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7800 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7801 (output_call): Likewise.
7803 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7805 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7807 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7809 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7811 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7813 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7814 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7816 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7818 PR tree-optimization/31183
7819 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7820 Use double_int instead of unsigned int for representing access_strides.
7821 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7823 2007-03-16 Richard Guenther <rguenther@suse.de>
7825 PR tree-optimization/31146
7826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7827 to allow recursion of forward_propagate_addr_expr.
7828 (forward_propagate_addr_into_variable_array_index): Likewise.
7829 (forward_propagate_addr_expr): Likewise.
7830 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7831 (forward_propagate_addr_expr_1): Recurse on simple copies
7832 instead of propagating into them. Do so for useless conversions
7834 (forward_propagate_addr_expr): Clean up unused statements after
7837 2007-03-16 Richard Guenther <rguenther@suse.de>
7839 * builtins.c (expand_builtin_cexpi): Use the right argument
7840 for the expansion via cexp.
7842 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7844 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7845 * configure: Rebuilt.
7847 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7850 * dwarf2out.c (force_type_die): Adjust comment.
7851 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7853 2007-03-15 DJ Delorie <dj@redhat.com>
7855 * config/frv/predicates.md (minmax_operator): Don't check operands
7858 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7860 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7861 Update constant estimates of number of iterations.
7862 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7863 argument renamed to "realistic".
7864 (compute_estimated_nb_iterations): Removed.
7865 (record_niter_bound): New function.
7866 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7867 call record_nonwrapping_iv with upper = false.
7868 (infer_loop_bounds_from_signedness): Pass upper argument to
7869 record_nonwrapping_iv.
7870 (estimate_numbers_of_iterations_loop): Do not call
7871 compute_estimated_nb_iterations. Record estimate based on profile
7872 information. Initialize the constant estimates of number of
7874 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7876 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7877 number of iterations is too small.
7878 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7879 (EST_NOT_AVAILABLE): Removed.
7880 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7881 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7884 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7886 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7887 Handle NE_EXPR guards.
7889 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7892 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7893 Set also -pedantic-errors by default for the preprocessor unless
7894 -fpermissive is given.
7896 2007-03-15 Richard Guenther <rguenther@suse.de>
7900 * builtins.c (expand_builtin_cexpi): As a fallback if we
7901 don't have builtins for sincos or cexp create a function
7902 declaration for cexp and expand to a call to that.
7903 (expand_builtin_int_roundingfn): Always fall
7904 back to floor/ceil and its variants even if they may be
7907 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7910 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7911 jump tables, move the call to delete_dead_jumptables from here...
7912 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7913 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7914 don't allow merging of blocks that try_redirect_by_replacing_jump
7915 also does not handle when not optimizing.
7917 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7918 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7920 * config/i386/i386.md (x86_sahf_1): Correctly handle
7923 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7926 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7927 x86_64_general_operand as operand[2] predicate. Remove "iF"
7928 from operand constraints and use "e" constraint instead.
7929 (*subti3_1, *subti3_1 splitter): Ditto.
7930 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7931 operand[1] predicate.
7933 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7935 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7936 arrays, multiply the access strides by the size of the sub-array.
7937 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7939 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7941 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7942 the configured assembler supports the sahf mnemonic.
7943 * configure: Regenerate.
7944 * config.in: Regenerate.
7946 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7947 emit "sahf" or ".byte\t0x9e" as asm template.
7949 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7952 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7953 option to replace hard coded TARGET_xxx in md file.
7954 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7955 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7956 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7957 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7958 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7959 (X86_TUNE_NOT_VECTORMODE): Ditto.
7960 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7961 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7962 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7963 (TUNE_SLOW_IMUL_IMM8): Ditto.
7964 (TUNE_MOVE_M1_VIA_OR): Ditto.
7965 (TUNE_NOT_UNPAIRABLE): Ditto.
7966 (TUNE_NOT_VECTORMODE): Ditto.
7968 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7971 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7972 tuning options instead of hard coded TARGET_xxx.
7973 (fix ssemode peephole2's): Ditto.
7974 (imul peephole2's): Ditto.
7976 (movdi_or_rex64): Ditto.
7977 (move peephole2): Ditto.
7978 (not peephole2's): Ditto.
7980 2007-03-14 Dirk Mueller <dmueller@suse.de>
7982 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7983 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7984 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7986 * c-parser.c (c_parser_do_statement): Warn about empty body in
7988 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7989 * doc/invoke.texi (-Wempty-body): Update documentation.
7991 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7994 * c-common.h (warn_for_div_by_zero): Declare.
7995 * c-common.c (warn_for_div_by_zero): Define.
7996 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7999 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8001 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8002 to PREFIX and STANDARD_PREFIX.
8004 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8005 Phil Edwards <phil@codesourcery.com>
8007 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8008 (__gthread_once_t): Remove busy field for RTPs.
8009 (__GTHREAD_ONCE_INIT): Update accordingly.
8011 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8013 * doc/invoke.texi: Document VxWorks options.
8015 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8017 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8019 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8021 PR tree-optimization/30590
8022 * tree-nrv.c (tree_nrv): Check for the partial update of the
8025 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8027 * flags.h (flag_random_seed): Remove declaration, in favor of...
8028 * toplev.h (get_random_seed, set_random_seed): ... these.
8029 * tree.c (get_file_function_name): Use the former.
8030 * opts.c (common_handle_option): Use the latter.
8033 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8036 * cse.c (cse_find_path): Do not bail out if a basic block that
8037 we already visited now becomes part of a path that starts at a
8038 different basic block. Just disallow this, to make sure we
8039 visit each basic block at most once.
8041 2007-03-13 Jan Hubicka <jh@suse.cz>
8043 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8044 when profile esitmate is present, calls with very low frequency are
8047 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8049 PR tree-optimization/30730
8050 PR tree-optimization/26900
8051 * tree-ssa-loop-niter.c: Include gmp.h.
8053 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8054 split_to_var_and_offset, determine_value_range,
8055 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8056 bound_difference, bounds_add, bounds_negate,
8057 number_of_iterations_ne_max, dump_affine_iv): New functions.
8058 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8059 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8060 difference of initial and final value of control iv to validate
8062 (number_of_iterations_cond): Add loop parameter. Determine bounds
8063 on the difference of the extremes of the control iv. Add dumps.
8064 (expand_simple_operations): Handle phi nodes.
8065 (simplify_using_initial_conditions): Do not record used conditions.
8066 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8067 Do not set additional_info.
8068 (implies_nonnegative_p, implies_ge_p): Removed.
8069 (derive_constant_upper_bound): Do not use parameter `additional'.
8070 (record_estimate): Parameter `additional' removed. Parameter
8071 `i_bound' added. Do not call derive_constant_upper_bound.
8072 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8073 bound the number of iterations estimate.
8074 (estimate_numbers_of_iterations_loop): Pass the estimate from
8075 the number of iterations analysis to record_estimate.
8076 * tree.h (multiple_of_p): Declare.
8077 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8078 (scev_const_prop): Do not check expression_expensive_p.
8079 * fold-const.c (multiple_of_p): Exported.
8080 * double-int.c (double_int_mask): Exported.
8081 * double-int.h (double_int_mask): Declare.
8082 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8083 field. Added max field.
8085 2007-03-13 David Taylor <taylor@candd.org>
8088 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8091 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8094 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8095 two unamed patterns.
8097 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/i386.opt (mcx16, msahf): New options.
8100 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8101 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8103 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8104 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8105 Output -mcx16 and -msahf options when corresponding bit is set.
8107 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8110 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8112 * configure.ac: Test for assembler tolerance to # 0 "".
8113 * configure, config.in: Rebuilt.
8114 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8116 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8118 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8120 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8121 (handle_syscall): Handle direct system calls.
8122 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8124 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8126 * doc/invoke.texi: Fix cpp.info cross-reference.
8127 * doc/passes.texi: Fix gcc.info cross-reference.
8129 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8131 PR tree-optimization/30835
8132 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8133 bb_for_stmt is not NULL before accessing it.
8135 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8137 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8140 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8143 * doc/install.texi: Document --enable-stage1-languages
8145 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8147 * tree-pass.h (pass_into_cfg_layout_mode,
8148 pass_outof_cfg_layout_mode): Declare.
8149 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8150 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8151 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8152 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8154 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8156 * c-decl.c (warn_variable_length_array): New function.
8157 Refactored from grokdeclarator to handle warn_vla
8158 and handle unnamed array case.
8159 (grokdeclarator): Refactored VLA warning case.
8160 * c.opt (Wvla): New flag.
8161 * doc/invoke.texi (Wvla): New warning.
8163 2007-03-12 Richard Henderson <rth@redhat.com>
8165 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8166 (TARGET_SECTION_TYPE_FLAGS): New.
8168 2007-03-12 Richard Henderson <rth@redhat.com>
8170 * config/darwin.c (machopic_reloc_rw_mask): New.
8171 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8172 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8174 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8176 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8177 * cppdefault.h (cpp_PREFIX): Document.
8178 (cpp_PREFIX_len): Likewise.
8179 (cpp_EXEC_PREFIX): New variable.
8180 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8181 * c-incpath.c (add_standard_paths): Correct logic for relocating
8182 paths within prefix.
8184 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8186 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8187 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8189 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8190 fix_truncdfdi_sse using SSEMODEF mode macro.
8191 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8192 fix_truncdfsi_sse using SSEMODEF mode macro.
8193 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8194 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8196 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8198 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8201 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8203 * tree.h : Add multiple_of_p declaration.
8204 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8205 * ipa-type-escape.c (results_of_malloc): Redundant.
8206 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8207 (cast_type): Extended with new members.
8208 (check_cast): Returns cast_type.
8209 (cast): New structure for data of walk_use_def_chains.
8210 (is_malloc_result, is_cast_from_non_pointer_1,
8211 is_cast_from_non_pointer,
8212 is_array_access_through_pointer_and_index): New functions.
8213 (look_for_casts): Returns cast types.
8214 (check_call): Returns void.
8215 (okay_pointer_operation): Use support of pointer plus index,
8216 pointer plus constant and allow all multiplications.
8218 2007-03-11 Richard Guenther <rguenther@suse.de>
8220 PR tree-optimization/31115
8221 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8222 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8223 A shift count of zero is not special as with *_DIV_EXPR.
8224 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8227 2007-03-11 Ian Lance Taylor <iant@google.com>
8229 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8230 the *_DIV_EXPR codes correctly with overflow infinities.
8232 2007-03-11 Ira Rosen <irar@il.ibm.com>
8234 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8235 indicate success/failure of the analysis. Add negation to subtrahend
8236 in case of subtraction. Fail if both operands contain constants.
8237 (create_data_ref): Fail if analyze_offset fails.
8239 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8241 * config/i386/i386.md (frndintxf2): Rename to ...
8242 (rintxf2): ... this. Remove expander having same name.
8243 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8244 (roundsf2, rounddf2): Ditto.
8245 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8246 (lround<mode>di2, lround<mode>si2): Ditto.
8248 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8250 * lower-subreg.c: Include except.h.
8251 (decompose_multiword_subregs): Verify that the only control flow
8252 insns we can split are loads to multi-words pseudos.
8253 Handle breaking such blocks after splitting, instead of calling
8254 find_many_sub_basic_blocks.
8256 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8257 on the new basic block. Add a lengthy comment explaining why we
8258 thought this was necessary.
8259 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8261 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8264 * tree.c (walk_type_fields): Recurse into the element type of
8265 ARRAY_TYPEs if there is a pointer set.
8267 2007-03-10 Dirk Mueller <dmueller@suse.de>
8269 * c-common.c (warn_logical_operator): Fix condition.
8271 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8273 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8275 * config/darwin.c (machopic_select_section): Remove superfluous
8276 argument in call to categorize_decl_for_section. Remove unused
8279 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8281 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8283 * configure: Regenerate.
8285 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8289 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8290 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8291 Add LABEL_NUSES to emitted label.
8292 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8293 branch probability value to emitted jump insn.
8294 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8295 Do not check life information and do not re-arrange input operands
8296 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8298 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8300 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8301 the change of decode_asm_operands.
8303 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8305 * mode-switching.c (create_pre_exit): Skip blockage insn.
8307 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8309 * tree-pass.h (TODO_update_smt_usage): Remove.
8311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8315 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8317 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8318 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8319 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8322 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8324 * gcc.c: Document %{, in big comment at top.
8325 (input_suffix_matches): Remove special handling for .s and
8327 (input_spec_matches): New.
8328 (handle_braces): Handle %{,.
8329 (validate_switches): ',' indicates a value which is not a switch.
8330 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8331 to detect assembler input.
8332 * config/i386/sol2.h (CPP_SPEC): Likewise.
8333 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8334 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8335 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8336 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8337 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8338 -m64 causes deployment target to default to 10.5.
8339 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8341 2007-03-09 Richard Henderson <rth@redhat.com>
8344 * target.h (targetm.asm.out.reloc_rw_mask): New.
8345 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8346 (TARGET_ASM_OUT): Use it.
8347 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8348 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8349 use the new reloc_rw_mask target hook instead.
8350 (default_section_type_flags_1): Merge into...
8351 (default_section_type_flags): ... here.
8352 (decl_readonly_section_1): Merge into...
8353 (decl_readonly_section): ... here.
8354 (default_elf_select_section_1): Merge into...
8355 (default_elf_select_section): ... here.
8356 (default_unique_section_1): Merge into...
8357 (default_unique_section): ... here.
8358 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8359 (default_select_rtx_section): Use it.
8360 (default_elf_select_rtx_section): Likewise.
8361 * output.h: Update to match.
8362 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8363 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8364 (TARGET_ASM_RELOC_RW_MASK): New.
8365 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8366 to categorize_decl_for_section.
8367 (x86_64_elf_unique_section): Likewise.
8368 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8369 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8370 (TARGET_ASM_RELOC_RW_MASK): New.
8371 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8372 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8373 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8374 (TARGET_RWRELOC): Remove.
8375 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8376 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8377 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8378 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8379 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8380 (rs6000_xcoff_select_section): Use decl_readonly_section.
8381 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8382 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8383 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8384 (TARGET_SECTION_TYPE_FLAGS): Remove.
8385 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8387 2007-03-09 Roger Sayle <roger@eyesopen.com>
8389 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8390 complex constant equality/inequality comparisons for here.
8391 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8392 known at compile-time or can be simplified to a scalar comparison.
8393 (fold_relational_const): Move compile-time evaluation of complex
8394 constant equality/inequality comparisons to here.
8396 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8398 PR rtl-optimization/30643
8399 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8401 (fold_rtx): Recurse, like before 2006-11-03.
8403 2007-03-09 DJ Delorie <dj@redhat.com>
8405 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8408 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8410 PR tree-optimization/30375
8411 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8412 LHS of statements is not the same.
8413 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8415 2007-03-09 Chao-ying Fu <fu@mips.com>
8417 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8419 * doc/invoke.texi (-mdspr2): Document new option.
8420 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8421 New unspec for DSP REV 2.
8422 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8423 these instructions are extended in DSP REV 2.
8424 (mips-dspr2.md): Include.
8425 * config/mips/mips.opt (mdspr2): New option.
8426 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8427 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8428 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8429 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8430 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8431 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8432 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8434 (bdesc_map): Add one field of unsupported_target_flags.
8435 (bdesc_arrays): Update entries to have extra fields. Add
8437 (mips_init_builtins): Initialize new function types.
8438 Check unsupported_target_fileds to filter out builtins.
8439 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8441 (ASM_SPEC): Pass mdspr2 to the assembler.
8442 * config/mips/mips-dspr2.md: New file.
8444 2007-03-09 Sa Liu <saliu@de.ibm.com>
8446 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8448 2007-03-09 Ian Lance Taylor <iant@google.com>
8450 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8451 argument) like -Wstrict-overflow=2.
8452 * doc/invoke.texi (Warning Options): Update documentation.
8454 2007-03-09 Dirk Mueller <dmueller@suse.de>
8457 * doc/invoke.texi (-Wlogical-op): Document.
8458 * common.opt (-Wlogical-op): New.
8459 * c-common.h (warn_logical_operator): Declare.
8460 * c-common.c (warn_logical_operator): Define.
8461 * c-typeck.c (parser_build_binary_op): Call
8462 warn_logical_operator.
8464 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8466 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8467 * final.c (final_scan_insn): Test for non-"" file name.
8469 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8471 * doc/loop.texi: Document the Omega linear constraints solver.
8472 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8473 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8474 omega-hash-table-size, omega-max-keys, and
8475 omega-eliminate-redundant-constraints.
8476 * tree-pass.h (pass_check_data_deps): Declared.
8479 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8480 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8481 pass_check_data_deps): New.
8482 * tree-data-ref.c (init_data_ref): Remove declaration.
8483 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8484 (analyze_array): Renamed init_array_ref, move up initializations.
8485 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8486 Removed arguments that are set to NULL.
8487 (analyze_indirect_ref): Correct indentation, correct call to
8489 (object_analysis): Call init_array_ref instead of analyze_array.
8490 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8491 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8492 of DR_ACCESS_FNS_ADDR.
8493 (init_omega_eq_with_af, omega_extract_distance_vectors,
8494 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8495 ddr_consistent_p): New.
8496 (compute_affine_dependence): Check consistency of ddrs when
8497 flag_check_data_deps is passed.
8498 (analyze_all_data_dependences): Uncomment.
8499 (tree_check_data_deps): New.
8500 * tree-data-ref.h: Include omega.h.
8501 (DR_ACCESS_FNS_ADDR): Removed.
8502 (data_dependence_relation): Add inner_loop.
8503 (DDR_INNER_LOOP): New.
8504 * common.opt (fcheck-data-deps): New.
8505 * tree-flow.h (tree_check_data_deps): Declare.
8506 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8507 (OBJS-common): Depend on omega.o.
8509 * passes.c (pass_check_data_deps): Scheduled.
8510 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8511 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8512 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8513 PARAM_VECT_MAX_VERSION_CHECKS,
8514 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8516 2007-03-09 Richard Guenther <rguenther@suse.de>
8518 PR tree-optimization/30904
8520 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8521 the same way as *_DIV_EXPR.
8523 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8525 * recog.c (decode_asm_operands): No mixed declarations and code.
8527 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8529 * rtl.def (ASM_INPUT): Add location.
8530 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8531 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8532 (decode_asm_operands): Add loc operand.
8533 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8534 * stmt.c (expand_asm): Rename to...
8535 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8536 gen_rtx_ASM_INPUT_loc.
8537 (expand_asm_expr): Adjust.
8538 * recog.c (decode_asm_operands): Add loc operand.
8539 (check_asm_operands, extract_insn): Adjust.
8540 * reload1.c (maybe_fix_stack_asms): Likewise.
8541 * final.c (asm_insn_count): Likewise.
8542 (final_scan_insn): Output # line before and after asm.
8544 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8546 * tree-ssa-structalias.c (variable_info): Remove
8548 (new_var_info): Ditto.
8549 (shared_bitmap_info_t): New structure.
8550 (shared_bitmap_table): New variable.
8551 (shared_bitmap_hash): New function.
8552 (shared_bitmap_eq): Ditto
8553 (shared_bitmap_lookup): Ditto.
8554 (shared_bitmap_add): Ditto.
8555 (merge_smts_into): Change to take bitmap directly.
8556 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8557 (init_alias_vars): Init shared bitmap hashtable.
8558 (delete_points_to_sets): Delete shared bitmap hashtable.
8559 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8560 is_aliased removal as a change that was still necessary was
8563 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8565 * config/i386/i386.h (override_options): Conditionally disable
8566 x86_sahf for 64bit targets only.
8568 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8571 * c-decl.c (merge_decls): Don't call make_var_volatile.
8572 * varasm.c (make_var_volatile): Remove.
8573 * output.h (make_var_volatile): Remove.
8575 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8577 PR tree-optimization/31085
8578 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8580 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8582 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8583 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8584 ATTR_CONST_NOTHROW_LIST.
8586 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8589 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8591 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8593 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8596 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8598 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8599 passed, use shared libgcc.
8601 2007-03-08 Roger Sayle <roger@eyesopen.com>
8603 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8604 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8605 (honor_protect_cleanup_actions, lower_try_finally_switch):
8607 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8608 ifc_temp_var): Likewise.
8609 * tree-inline.c (setup_one_parameter): Likewise.
8610 * tree-mudflap.c (mf_decl_cache_locals,
8611 mf_build_check_statement_for): Likewise.
8612 * tree-nested.c (init_tmp_var, save_tmp_var,
8613 finalize_nesting_tree_1): Likewise.
8614 * tree-outof-ssa.c (insert_copy_on_edge,
8615 insert_backedge_copies): Likewise.
8616 * tree-profile.c (tree_gen_edge_profiler,
8617 tree_gen_ic_profiler): Likewise.
8618 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8619 * tree-sra.c (sra_build_assignment): Likewise.
8620 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8621 * tree-ssa-math-opts.c (insert_reciprocals,
8622 execute_cse_sincos_1): Likewise.
8623 * tree-tailcall.c (adjust_accumulator_values,
8624 adjust_return_value): Likewise.
8625 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8626 * tree-vect-transform.c (vect_create_data_ref_ptr,
8627 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8628 vect_create_epilog_for_reduction, vectorizable_reduction,
8629 vectorizable_call, vectorizable_conversion,
8630 vectorizable_assignment, vectorizable_operation,
8631 vectorizable_type_demotion, vect_gen_widened_results_half,
8632 vect_permute_store_chain, vectorizable_store,
8633 vect_setup_realignment, vect_permute_load_chain,
8634 vectorizable_load, vectorizable_condition,
8635 vect_create_cond_for_align_checks): Likewise.
8636 * tree-vrp.c (build_assert_expr_for): Likewise.
8638 2007-03-08 Ian Lance Taylor <iant@google.com>
8640 * tree-vrp.c: Include "intl.h".
8641 (usable_range_p): New static function.
8642 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8643 overflowed values, juts set *strict_overflow_p.
8644 (compare_values): Only return -2 if one of the operands is not a
8646 (compare_ranges): Call usable_range_p.
8647 (compare_range_with_value): Likewise.
8648 (vrp_evaluate_conditional_warnv): Rename from
8649 vrp_evaluate_conditional. Make static. Change all callers.
8650 (vrp_evaluate_conditional): New function.
8651 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8653 (simplify_abs_using_ranges): Likewise.
8654 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8655 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8656 within_stmt parameter.
8657 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8658 vrp_evaluate_conditional.
8659 * tree-ssa-threadedge.c
8660 (record_temporary_equivalences_from_stmts_at_dest): Change
8661 simplify parameter to take a second tree parameter.
8662 (simplify_control_stmt_condition): Likewise.
8663 (thread_across_edge): Likewise.
8664 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8665 (thread_across_edge): Likewise.
8666 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8668 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8670 * config/i386/i386.h (TARGET_SAHF): New define.
8671 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8672 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8673 (x86_sahf): New global variable.
8674 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8675 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8676 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8677 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8679 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8680 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8681 when expanding fcomi/sahf based tests.
8682 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8683 expanding sahf based alternative. Emit sahf based sequence when
8684 optimizing for code size.
8685 * config/i386/i386.md (x86_sahf_1): Do not disable for
8686 TARGET_64BIT, enable for TARGET_SAHF.
8688 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8690 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8691 spurious whitespace from error message.
8693 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8696 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8698 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8700 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8702 * tree-sra.c (instantiate_element): Propagate disabled warnings
8703 from the element itself to the created variable.
8705 2007-03-07 Richard Henderson <rth@redhat.com>
8708 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8709 silently fix up the stack in the case of a missing register.
8711 2007-03-07 Paul Brook <paul@codesourcery.com>
8713 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8715 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8717 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8719 (phase1_vrs): Use them.
8720 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8721 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8722 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8723 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8724 __gnu_Unwind_Restore_WMMXC if required.
8725 (_Unwind_VRS_Pop): Implement iWMMXt support.
8726 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8727 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8728 gnu_Unwind_Save_WMMXC): Define.
8730 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8732 * config/vxworks.h (vxworks_override_options): Declare.
8733 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8734 * config/vxworks.c: Include target.h and toplev.h.
8735 (vxworks_override_options): New function.
8736 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8738 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8740 * config/s390/s390.c (override_options): Don't emit an error when
8741 -mstack-size is used without providing -mstack-guard.
8742 (s390_emit_prologue): Choose stack_guard value automatically if not
8743 provided via command line.
8744 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8746 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8748 * config/i386/i386.c (output_set_got): Add a GOT initialization
8749 sequence for VxWorks PIC.
8750 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8751 around labels as well as symbols. Use gotoff_operand instead
8752 of local_symbolic_operand.
8753 (legitimize_pic_address): Use gotoff_operand instead of
8754 local_symbolic_operand. Use @GOT accesses for labels as
8756 (ix86_output_addr_diff_elt): Use PC-relative rather than
8757 GP-relative offsets for VxWorks PIC.
8758 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8759 no_new_pseudos. Check whether the returned register is op0.
8760 * config/i386/i386.md (tablejump): Use PC-relative rather than
8761 GP-relative offsets for VxWorks PIC.
8762 * config/i386/predicates.md (gotoff_operand): New predicate.
8764 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8766 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8768 * config/vxworks-dummy.h: New file.
8769 * config/i386/i386.h: Include it.
8771 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8773 * dwarf2out.c (is_inlined_entry_point): New
8774 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8775 DW_AT_ranges if the first subblock is the entry point.
8777 2007-03-06 David Daney <ddaney@avtrex.com>
8779 * doc/install.texi (mips-*-*): Change recommended binutils
8782 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8784 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8785 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8787 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8788 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8790 2007-03-06 Jan Hubicka <jh@suse.cz>
8792 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8793 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8795 (probably_cold_bb_p): Cold functions are cold.
8796 (probably_never_executed_bb_p): Cold functions are cold.
8797 (tree_bb_level_predictions): Predict calls to cold functions as not
8799 (compute_function_frequency): Check hot/cold attributes.
8800 * function.h (function_frequency): Update comments.
8801 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8802 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8803 (c_common_att): Add cold and hot.
8805 * doc/extend.texi (hot,cold attributes): Document.
8807 2007-03-06 Andrew Haley <aph@redhat.com>
8809 * function.c (expand_function_end): Move blockage to just after we
8810 emit the label for the naked return from the function.
8812 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8814 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8817 2007-03-06 Jan Hubicka <jh@suse.cz>
8819 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8820 loaded for constant large models. Non-large 64bit PIC can do.
8821 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8822 * cmodel.h: Add LARGE PIC.
8823 * i386.md (UNSPEC_PLTOFF): New.
8824 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8826 (*call_1_rex64): Disable for large models.
8827 (*call_1_rex64_large): New.
8828 (*call_value_1_rex64): Disable for large models.
8829 (*call_value_1_rex64_large): New.
8830 (set_rip_rex4): New.
8831 (set_got_offset_rex64): New.
8832 * predicates.md (constant_call_address_operand): For large model
8833 constant calls are not possible.
8834 * i386-protos.h (construct_plt_address): Declare.
8835 * i386.c (override_options): Accept large models.
8836 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8837 (legitimate_constant_p): Add new UNSPECs.
8838 (legitimate_pic_operand_p): Likewise.
8839 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8840 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8842 (output_pic_addr_const): Add PLTOFF.
8843 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8844 (ix86_expand_move): Legitimize pic address when in PIC mode.
8845 (construct_plt_address): New function.
8846 (ix86_expand_call): Offload the address to register and use GOT pointer
8848 * invoke.texi (mcmodel=large): Update documentation.
8850 2007-03-06 Richard Henderson <rth@redhat.com>
8852 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8853 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8854 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8855 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8856 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8857 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8858 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8859 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8860 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8861 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8862 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8863 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8864 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8865 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8866 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8867 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8868 x86_schedule, x86_use_bt, x86_pad_returns,
8869 x86_use_xchgb): Merge into ...
8870 (ix86_tune_features): ... here. New array.
8871 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8872 x86_bswap): Merge into ...
8873 (ix86_arch_features): ... here. New array.
8874 (x86_3dnow_a): Remove.
8875 (x86_accumulate_outgoing_args): Make static.
8876 (x86_arch_always_fancy_math_387): Make static.
8877 (ix86_tune_mask, ix86_arch_mask): Move ...
8878 (override_options): ... to local variables here. Apply the
8879 appropriate mask to each element of ix86_arch_features and
8880 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8881 as were done in the old macros.
8882 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8883 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8884 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8885 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8886 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8887 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8888 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8889 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8890 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8891 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8892 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8893 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8894 x86_accumulate_outgoing_args, x86_prologue_using_move,
8895 x86_epilogue_using_move, x86_decompose_lea,
8896 x86_arch_always_fancy_math_387, x86_shift1,
8897 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8898 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8899 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8900 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8901 x86_use_incdec, x86_pad_returns, x86_bswap,
8902 x86_partial_flag_reg_stall): Remove.
8903 (enum ix86_tune_indices): New.
8904 (ix86_tune_features): New.
8905 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8906 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8907 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8908 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8909 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8910 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8911 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8912 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8913 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8914 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8915 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8916 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8917 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8918 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8919 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8920 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8921 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8922 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8923 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8924 TARGET_EXT_80387_CONSTANTS): Use it.
8925 (enum ix86_arch_indices): New.
8926 (ix86_arch_features): New.
8927 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8928 TARGET_BSWAP): Use it.
8929 (ix86_tune_mask, ix86_arch_mask): Remove.
8931 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8934 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8935 Define using $${sysroot_headers_suffix}.
8936 * configure: Regenerate.
8937 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8938 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8940 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8941 * gcc.c (print_sysroot_headers_suffix): New.
8942 (option_map): Include --print-sysroot-headers-suffix.
8943 (display_help): Mention -print-sysroot-headers-suffix.
8944 (process_command): Handle -print-sysroot-headers-suffix.
8945 (do_spec_1): Append multilib directory to include-fixed path if
8946 sysroot suffixes in use.
8947 (main): Handle -print-sysroot-headers-suffix.
8948 * Makefile.in (start.encap): Don't depend on xlimits.h
8949 (xlimits.h): Remove.
8950 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8951 limits.h for each multilib in fixinc_list.
8952 (fixinc_list, s-fixinc_list): New.
8953 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8954 generate them for each multilib in fixinc_list.
8955 (stmp-fixproto): Use include-fixed. Run fixproto for each
8956 multilib in fixinc_list.
8957 (mostlyclean): Don't remove xlimits.h.
8958 (clean): Remove include-fixed.
8959 (real-install-headers-tar, real-install-headers-cpio,
8960 real-install-headers-cp): Don't copy include, only include-fixed.
8961 (install-mkheaders): Depend on fixinc_list. Don't depend on
8962 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8963 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8964 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8966 2007-03-06 Jan Hubicka <jh@suse.cz>
8968 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8973 * configure.ac: Allow tm_file to contain build-directory files.
8974 * configure: Regenerate.
8975 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8976 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8977 * config/m68k/print-sysroot-suffix.sh: New file.
8979 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8981 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8982 of pic_offset_table_rtx if reload_completed.
8983 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8984 PIC_OFFSET_TABLE_REGNUM.
8985 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8987 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8988 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8990 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8992 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8993 functions that call eh_return.
8995 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8997 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8998 functions that need a constant pool.
9000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9003 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9004 (m68k_preferred_reload_class): Likewise.
9005 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9006 (SECONDARY_RELOAD_CLASS): Define.
9007 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9008 (LIMIT_RELOAD_CLASS): Delete.
9009 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9010 registers from storing bytes.
9011 (m68k_secondary_reload_class): New function.
9012 (m68k_preferred_reload_class): Likewise.
9014 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9016 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9018 (m68k_expand_prologue): Likewise.
9020 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9022 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9023 (mips_expand_epilogue): Add a bool parameter.
9024 (m68k_legitimize_sibcall_address): Declare.
9025 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9026 (m68k_expand_epilogue): Add a parameter to select between sibling
9027 and normal epilogues. Only generate a return for the latter.
9028 (m68k_ok_for_sibcall_p): New function.
9029 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9030 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9031 (sibcall_value, *sibcall_value): Likewise.
9032 (*call, *call_value): Require !SIBLING_CALL_P.
9033 (epilogue): Update call to m68k_expand_epilogue.
9034 (sibcall_epilogue): New pattern.
9035 * config/m68k/predicates.md (const_call_operand): Say that this
9036 predicate applies to sibling calls too.
9037 (sibcall_operand): New predicate.
9039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9041 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9042 alternatives as movsi_cf.
9043 (movsf_cf_hard): Add commentary.
9045 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9046 Richard Sandiford <richard@codesourcery.com>
9048 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9049 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9050 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9051 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9052 as being live on exit from an interrupt function.
9053 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9054 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9055 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9056 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9057 (m68k_interrupt_function_p): Globalize.
9058 (m68k_compute_frame_layout): Remove reverse mask code.
9059 (m68k_emit_movem, m68k_set_frame_related): New functions.
9060 (m68k_output_function_prologue): Delete in favor of...
9061 (m68k_expand_prologue): ...this new function.
9062 (m68k_output_function_epilogue): Delete in favor of...
9063 (m68k_expand_epilogue): ...this new function.
9064 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9066 (print_operand): Handle %?.
9067 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9068 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9069 (prologue, epilogue): New patterns.
9070 (return): Turn into a define_expand.
9071 (*return): New pattern, derived from old "return" pattern. Use rte
9072 rather than rts for interrupt functions. Only use rtd if the pop
9074 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9075 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9076 (link, *link, unlink, *unlink, load_got): Likewise.
9078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9082 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9083 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9084 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9085 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9086 and m68k_matches_u_p.
9087 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9088 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9089 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9090 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9091 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9092 (REG_STRICT_P): New macro.
9093 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9094 PCREL_GENERAL_OPERAND_OK.
9095 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9096 m68k_legitimate_base_reg_p.
9097 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9098 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9099 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9100 * config/m68k/m68k.c (m68k_address): New structure.
9101 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9102 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9103 (m68k_jump_table_ref_p, m68k_decompose_address)
9104 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9105 (m68k_matches_u_p): New functions.
9106 (print_operand_address): Rewrite to use m68k_decompose_index.
9108 2007-03-05 David Taylor <dtaylor@emc.com>
9110 * gcc.c: Correct copyright date in --version output.
9112 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9114 * pa.md: In unamed move patterns, disparge copies between general
9115 and floating point registers using '?' modifier. Don't include 'f'
9116 constraint for register preferences in DImode, SImode, HImode and
9117 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9118 Remove constraints for copies between general and floating registers
9119 in soft-float DFmode pattern.
9120 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9124 2007-03-05 Mike Stump <mrs@apple.com>
9126 * c-common.c (targetcm): Add.
9127 * c-opts.c (c_common_handle_option): Handle language specific
9129 * opts.c (handle_option): Verify language for target options, if
9131 * opth-gen.awk: Add CL_LANG_ALL.
9132 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9133 (TARGETCM_INITIALIZER): Add.
9134 * target.h (struct gcc_targetcm): Add.
9136 * targhooks.c (default_handle_c_option): Add.
9137 * targhooks.h (default_handle_c_option): Add.
9138 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9140 * config/darwin.opt (iframework): Add.
9141 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9142 * config/darwin-c.c (handle_c_option): Add.
9143 (TARGET_HANDLE_C_OPTION): Add.
9145 * doc/invoke.texi (Darwin Options): Add -iframework.
9147 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9149 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9152 2007-03-05 Ian Lance Taylor <iant@google.com>
9154 * c.opt (fgnu89-inline): New option.
9155 * c-opts.c (c_common_post_options): Set default value for
9157 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9158 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9160 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9161 (grokdeclarator, start_function): Likewise.
9162 * c-cppbuiltin.c (c_cpp_builtins): Define either
9163 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9164 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9165 (C Dialect Options): Document -fgnu89-inline.
9166 * doc/extend.texi (Function Attributes): Explain what the
9167 gnu_inline attribute does.
9168 * doc/cpp.texi (Common Predefined Macros): Document
9169 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9171 2007-03-05 Ian Lance Taylor <iant@google.com>
9173 PR tree-optimization/31034
9174 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9175 half-range if the other side is an overflow infinity.
9177 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9179 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9180 (bfin*-linux-uclibc*): New configuration.
9181 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9183 * config/bfin/linux.h: New file.
9184 * config/bfin/libgcc-bfin.ver: New file.
9185 * config/bfin/t-bfin-uclinux: New file.
9186 * config/bfin/t-bfin-linux: New file.
9187 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9188 (TARGET_OS_CPP_BUILTINS): New macro.
9190 2007-03-05 Richard Guenther <rguenther@suse.de>
9192 * fold-const.c (fold_binary): Remove duplicate folding
9193 of comparison of non-null ADDR_EXPR against null.
9195 2007-03-05 Richard Guenther <rguenther@suse.de>
9196 Dorit Nuzman <dorit@il.ibm.com>
9198 PR tree-optimization/26420
9199 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9200 are no loops in the function. Only print the number of
9201 vectorized loops if it is greater than zero or we are supposed
9202 to print information about unvectorized loops.
9204 2007-03-05 Revital Eres <eres@il.ibm.com>
9206 * gcc.dg/var-expand1.c: New test.
9207 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9208 when an accumulator is expanded.
9210 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9213 * c-common.c (convert_and_check): Don't give warnings for
9214 conversion if 'expr' already overflowed.
9216 2007-03-04 Roger Sayle <roger@eyesopen.com>
9219 * fold-const.c (fold_comparison): Enforce type consistency when
9220 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9222 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9224 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9225 containing a cast to the base of TARGET_MEM_REF.
9227 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9229 * tree.c (tree_contains_struct_check_failed): Remove spurious
9230 whitespace from error message.
9232 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9235 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9236 instead of precision.
9238 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9239 Nathan Sidwell <nathan@codesourcery.com>
9241 * emit-rtl.c (find_auto_inc): New.
9242 (try_split): recreate REG_INC notes,
9243 Use regular for loops rather than whiles.
9245 2007-03-03 Andreas Schwab <schwab@suse.de>
9247 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9248 * configure: Regenerate.
9250 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9252 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9253 flag_rounding_math, not flag_unsafe_math_optimizations.
9255 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9257 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9258 alpha_fold_vector_minmax): Likewise.
9259 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9260 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9262 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9264 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9265 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9266 if the lhs has side-effects.
9267 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9269 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9271 * config/i386/i386.h (TUNEMASK): Remove define.
9272 (ARCHMASK): Remove define.
9273 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9274 Use ix86_arch_mask variable instead of ARCHMASK.
9275 * config/i386/i386.c (override_options): Ditto.
9276 (standard_80387_constant_p): Ditto.
9278 2007-03-02 Ian Lance Taylor <iant@google.com>
9280 Used signed infinities in VRP.
9281 * tree-vrp.c (uses_overflow_infinity): New static function.
9282 (supports_overflow_infinity): New static function.
9283 (make_overflow_infinity): New static function.
9284 (negative_overflow_infinity): New static function.
9285 (positive_overflow_infinity): New static function.
9286 (is_negative_overflow_infinity): New static function.
9287 (is_positive_overflow_infinity): New static function.
9288 (is_overflow_infinity): New static function.
9289 (overflow_infinity_range_p): New static function.
9290 (compare_values_warnv): New function split out of compare_values.
9291 (compare_value): Call it.
9292 (set_value_range_to_nonnegative): Add overflow_infinity
9293 parameter. Change caller.
9294 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9296 (vrp_expr_computes_nonzero): Likewise.
9297 (compare_ranges, compare_range_with_value): Likewise.
9298 (compare_name_with_value, compare_names): Likewise.
9299 (vrp_evaluate_conditional): Likewise.
9300 (set_value_range): Handle infinity
9301 (vrp_operand_equal_p, operand_less_p): Likewise.
9302 (extract_range_from_assert): Likewise.
9303 (vrp_int_const_binop): Likewise.
9304 (extract_range_from_binary_expr): Likewise.
9305 (extract_range_from_unary_expr): Likewise.
9306 (extract_range_from_comparison): Likewise.
9307 (extract_range_from_expr): Likewise.
9308 (dump_value_range): Likewise.
9309 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9310 (test_for_singularity): Likewise.
9311 (vrp_int_const_binop): Remove inline qualifier.
9312 (adjust_range_with_scev): Add comment.
9313 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9315 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9317 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9318 (get_constraint_for): Likewise.
9319 (do_structure_copy): Likewise.
9320 (find_func_aliases): Fix references to MODIFY_EXPR.
9321 (intra_create_variable_infos): Tidy.
9322 * tree-ssa-operands.c (add_virtual_operand): Add argument
9324 When adding members of alias sets, if IS_CALL_SITE is true and
9325 the symbol is not call-clobbered, skip it.
9328 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9330 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9331 entry by means of emit_insn_at_entry.
9333 2007-03-02 Richard Henderson <rth@redhat.com>
9335 * expr.h (promoted_input_arg): Remove decl.
9336 * function.c (promoted_input_arg): Merge into ...
9337 * combine.c (setup_incoming_promotions): ... only caller.
9338 Rearrange to avoid double loop.
9340 2007-03-02 Ben Elliston <bje@au.ibm.com>
9341 Peter Bergner <bergner@vnet.ibm.com>
9342 Janis Johnson <janis187@us.ibm.com>
9344 * config/rs6000/dfp.md: New file.
9345 * config/rs6000/rs6000.md: Include dfp.md.
9346 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9347 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9348 and TDmode decimal float modes in FP registers.
9349 (num_insns_constant): Likewise.
9350 (rs6000_legitimate_offset_address_p): Likewise.
9351 (rs6000_legitimize_address): Likewise.
9352 (rs6000_legitimize_reload_address): Likewise.
9353 (rs6000_legitimate_address): Likewise.
9354 (rs6000_emit_move): Likewise.
9355 (function_arg_boundary): Likewise.
9356 (function_arg_advance): Likewise.
9357 (rs6000_darwin64_record_arg_recurse): Likewise.
9358 (function_arg): Likewise.
9359 (rs6000_gimplify_va_arg): Likewise.
9360 (rs6000_split_multireg_move): Likewise.
9361 (rs6000_output_function_epilogue): Likewise.
9362 (rs6000_output_function_epilogue): Likewise.
9363 (rs6000_register_move_cost): Likewise.
9364 (rs6000_function_value): Likewise.
9365 (rs6000_libcall_value): Likewise.
9367 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9369 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9371 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9373 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9374 Use $MULTIDIR to choose between the kernel and RTP headers,
9375 and use $WIND_BASE and $WIND_USR to locate them.
9377 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9379 * config/i386/i386.c (override_options): Put initialization of
9380 ix86_tune_mask and ix86_arch_mask to the correct place.
9382 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9383 Michael Meissner <michael.meissner@amd.com>
9386 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9388 (TARGET_CMOVE): Use ARCHMASK.
9389 (TARGET_CMPXCHG): Ditto.
9390 (TARGET_CMPXCHG8B): Ditto.
9391 (TARGET_XADD): Ditto.
9392 (TARGET_BSWAP): Ditto.
9393 * config/i386/i386.c (ix86_tune_mask): New global variable.
9394 (ix86_arch_mask): Ditto.
9395 (override_options): Initialize ix86_tune_mask and
9396 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9399 2007-03-02 Ben Elliston <bje@au.ibm.com>
9402 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9404 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9406 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9407 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9408 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9409 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9411 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9412 rs6000_init_dwarf_reg_sizes_extra): New.
9413 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9414 SPE register high parts.
9416 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9418 * Makefile.in: Add install-pdf target as
9419 copied from automake v1.10 rules.
9420 * configure.ac: Add install-pdf to target list.
9421 * configure: Regenerate.
9423 2007-03-01 Paul Brook <paul@codesourcery.com>
9425 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9426 modes to LDRD for DImode.
9427 (output_move_double): Fixup out of range ldrd/strd.
9428 (vfp_secondary_reload_class): Rename...
9429 (coproc_secondary_reload_class): ... to this. Add wb argument.
9430 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9431 coproc_secondary_reload_class for CLASS_IWMMXT.
9432 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9433 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9435 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9437 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9438 factor by the estimated number of iterations.
9439 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9442 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9443 decode_caches_intel, detect_caches_intel): New functions.
9444 (host_detect_local_cpu): Use detect_caches_amd and
9445 detect_caches_intel.
9447 2007-03-01 Richard Henderson <rth@redhat.com>
9449 * expr.c (emit_move_complex_push): Export.
9450 (emit_move_complex_parts): Split out from ...
9451 (emit_move_complex): ... here.
9452 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9453 * config/i386/i386.md (movcdi): New.
9455 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9457 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9458 size of mode1 to check for tieable modes in MMX case.
9460 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9462 * Makefile.in (rtlanal.o): Depend on tree.h.
9463 * rtl.h (offset_within_section_p, split_const): Declare.
9464 * rtlanal.c: Include tree.h.
9465 (offset_within_block_p): New function, taken from
9466 mips_offset_within_object_p.
9467 (split_const): New function, taken from mips_split_const.
9468 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9470 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9471 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9472 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9473 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9474 (m68k_illegitimate_symbolic_constant_p): New function.
9475 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9476 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9477 symbolic constant that might be outside the symbol's section,
9478 move the symbol first and then add the offset.
9479 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9481 * config/mips/mips.c (mips_split_const): Delete.
9482 (mips_offset_within_object_p): Delete.
9483 (mips_symbolic_constant_p): Use offset_within_section_p and
9484 split_const instead of mips_offset_within_object_p and
9486 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9487 (mips_legitimize_const_move, print_operand_reloc)
9488 (mips_dangerous_for_la25_p): Use split_const instead of
9491 2007-02-28 Eric Christopher <echristo@apple.com>
9493 * Makefile.in (install-include-dir): Don't rm -rf include.
9495 2007-02-28 Richard Guenther <rguenther@suse.de>
9498 * fold-const.c (fold_binary): Do not associate expressions
9499 with more than one variable for integer types that do not wrap.
9501 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9503 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9504 Delete, and replace with...
9505 (fold_builtin_call_array): This. Update callers to use it.
9506 * fold-const.c (fold_build_call_list): Delete, and replace with...
9507 (fold_build_call_array): This.
9508 (fold_build_call_list_initializer): Delete, and replace with...
9509 (fold_build_call_array_initializer): This.
9510 * tree.h: Update declarations to reflect above changes.
9512 * c-typeck.c (build_function_call): Store converted arguments
9513 in a stack-allocated array instead of building a list.
9514 (convert_arguments): Store arguments in the array passed in as an
9515 argument, and return the actual number of arguments.
9516 * c-format.c: (check_function_format): Pass arguments in an
9517 array instead of a list.
9518 * c-common.c (check_function_nonnull): Likewise.
9519 (check_function_sentinel): Likewise.
9520 (check_function_arguments): Likewise.
9521 * c-common.h: Update declarations to reflect above changes.
9523 2007-02-28 Jan Hubicka <jh@suse.cz>
9525 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9526 PRED_NEGATIVE_RETURN): Update outcomes.
9528 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9530 * calls.c (emit_library_call_value_1): Handle partial registers
9531 correctly when building up CALL_INSN_FUNCTION_USAGE.
9533 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9535 * pa/predicates.md (move_src_operand): Allow zero for mode.
9536 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9539 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9542 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9543 *movv2df_internal): Enable pattern only for valid operand
9545 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9546 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9548 2007-02-27 Mike Stump <mrs@apple.com>
9550 * config/darwin-crt3.c: Avoid compilation when compiling for a
9553 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9555 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9557 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9558 for fixed headers and limits.h.
9559 (install-include-dir, install-headers-tar, install-headers-cpio,
9560 install-headers-cp, real-install-headers-tar,
9561 real-install-headers-cpio, real-install-headers-cp): Handle
9562 include-fixed as well as include.
9563 (install-mkheaders): Don't install files that go only in include
9565 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9566 from GCC_INCLUDE_DIR.
9567 * gcc.c (process_command): Remove special -BstageN/ handling.
9568 (do_spec_1): Add include-fixed directories.
9570 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9572 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9574 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9576 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9579 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9581 * c-common.c (get_priority): Add check for
9582 SUPPORTS_INIT_PRIORITY.
9584 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9586 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9588 * config/bfin/bfin.c: Include "cfglayout.h".
9589 (MAX_LSETUP_DISTANCE): New macro.
9590 (struct loop_info): New members incoming, incoming_src and
9591 incoming_dest. Delete member predecessor.
9592 (length_for_loop): New function.
9593 (bfin_optimize_loop): Handle more different loop structures.
9594 (bfin_discover_loop): Rework detection of predecessor blocks by
9595 examining incoming edges.
9596 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9598 (bfin_reorder_loops): New function.
9599 (bfin_reorg_loops): Use these three new functions.
9601 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9602 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9603 (CONSTRAINT_LEN): Add entry for 'q'.
9604 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9605 Add 'q' constraints.
9606 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9607 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9609 * config/bfin/bfin.md (add_with_carry): New pattern.
9610 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9611 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9612 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9613 support unsigned multiplies too. Removed incorrect commutativity from
9614 operand 1 constraint where appropriate.
9615 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9617 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9618 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9620 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9621 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9622 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9623 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9624 usmulhisi_hh_huh): New patterns.
9626 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9627 lshifthi3): Fix output template to use half reg for operand 2.
9629 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9632 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9634 2007-02-27 Andreas Schwab <schwab@suse.de>
9636 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9638 2007-02-27 Jan Hubicka <jh@suse.cz>
9640 * predict.c (last_basic_block_p): Remove.
9641 (tree_estimate_probability): Update return heuristic for commonized
9644 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9646 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9648 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9650 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9651 * doc/cpp.texi: Standardize title page.
9652 * doc/cppinternals.texi: Likewise.
9653 * doc/gcc.texi: Standardize title page, remove version number
9654 from copyright page.
9655 * doc/gccint.texi: Likewise.
9656 * doc/install.texi: Standardize title page, add table of
9659 2007-02-26 Jan Hubicka <jh@suse.cz>
9661 * predict.def: Set outcomes according to more recent results.
9662 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9663 Remove dead predictors.
9664 * predict.c (return_prediction): Fix pasto.
9666 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9668 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9669 change; avoid a memory leak when returning early.
9671 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9673 * c-decl.c (static_ctors): Move to c-common.c.
9674 (static_dtors): Likewise.
9675 (finish_function): Use c_record_cdtor_fn.
9676 (build_cdtor): Move to c-common.c.
9677 (c_write_global_declarations): Use c_build_cdtor_fns.
9678 * c-common.h (static_ctors): Declare.
9679 (static_dtors): Likewise.
9680 (c_record_cdtor_fn): Likewise.
9681 (c_build_cdtor_fns): Likewise.
9682 * c-common.c (static_ctors): New variable.
9683 (static_dtors): Likewise.
9684 (c_record_cdtor_fn): New function.
9685 (build_cdtor): Move from c-decl.c
9686 (c_build_cdtor_fns): New function.
9688 * output.h (assemble_addr_to_section): Declare.
9689 (get_cdtor_priority_section): Likewise.
9690 * varasm.c (assemble_addr_to_section): New function.
9691 (get_cdtor_priority_section): Likewise.
9692 (default_named_section_asm_out_destructor): Use them.
9693 (destor_dtor_section_asm_out_destructor): Likewise.
9694 (default_named_section_asm_out_constructor): Likewise.
9695 (default_ctor_section_asm_out_constructor): Likewise.
9696 * config.gcc (*-*-vxworks*): Include vxworks.o.
9697 * config/t-vxworks (vxworks.o): New target.
9698 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9699 (TARGET_ASM_CONSTRUCTOR): Define.
9700 (TARGET_ASM_DESTRUCTOR): Likewise.
9701 (vxworks_asm_out_constructor): Declare.
9702 (vxworks_asm_out_destructor): Likewise.
9704 * c-common.c (get_priority): Check that we have not just an
9705 INTEGER_CST, but an integer constant with integeral type.
9707 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9709 PR tree-optimization/30938
9710 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9711 use &dt[nargs-1] instead of &dt[nargs] in the call to
9712 vect_is_simple_use().
9714 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9716 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9717 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9718 Do not attempt to handle MEM inside auto-inc expressions.
9719 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9720 of a register modified by an auto-inc expression. However, do handle
9721 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9722 (elimination_effects): Prohibit elimination of a register modified
9723 by an auto-inc expression. Disable register elimination rules whose
9724 target register is modified by an auto-inc expression with variable
9727 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9729 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9731 (array_at_struct_end_p): New function.
9732 (idx_infer_loop_bounds): Use it.
9733 (estimate_numbers_of_iterations_loop): Export.
9734 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9735 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9736 (tree_estimate_probability): Call record_loop_exits.
9737 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9738 (estimated_loop_iterations, estimated_loop_iterations_int,
9739 estimated_loop_iterations_tree): New functions.
9740 (analyze_siv_subscript_cst_affine,
9741 compute_overlap_steps_for_affine_1_2,
9742 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9743 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9744 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9745 (PRED_LOOP_ITERATIONS_GUESSED): New.
9746 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9747 * cfgloop.h (estimate_numbers_of_iterations_loop,
9748 estimated_loop_iterations_int): Declare.
9750 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9752 * doc/extend.texi: Document optional priority argument to
9753 constructors and destructors.
9754 * tree.c (init_priority_for_decl): Adjust GTY markers.
9755 (init_ttree): Use priority-info hash functions for
9756 init_priority_for_decl.
9757 (tree_map_eq): Rename to ...
9758 (tree_map_base_eq): ... this.
9759 (tree_map_marked_p): Rename to ...
9760 (tree_map_base_marked_p): ... this.
9761 (tree_map_base_hash): New function.
9762 (decl_init_priority_lookup): Rework.
9763 (decl_fini_priority_lookup): New function.
9764 (decl_priority_info): New function.
9765 (decl_init_priority_insert): Use it.
9766 (decl_fini_priority_insert): Likewise.
9767 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9769 (decl_restrict_base_insert): Likewise.
9770 (decl_debug_expr_insert): Likewise.
9771 (decl_value_expr_lookup): Likewise.
9772 (decl_value_expr_insert): Likewise.
9773 * tree.h (priority_type): New type.
9774 (decl_init_priority_lookup): Use priority_type.
9775 (decl_fini_priority_lookup): New function.
9776 (decl_init_priority_insert): Use priority_type.
9777 (decl_fini_priority_insert): New function.
9778 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9779 (DECL_INIT_PRIORITY): Likewise.
9780 (SET_DECL_INIT_PRIORITY): Add comment.
9781 (DECL_FINI_PRIORITY): New macro.
9782 (SET_DECL_FINI_PRIORITY): Likewise.
9783 (DEFAULT_INIT_PRIORITY): Document.
9784 (MAX_INIT_PRIORITY): Likewise.
9785 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9786 (tree_map_base): New type.
9787 (tree_map_base_eq): New function.
9788 (tree_map_base_hash): Likewise.
9789 (tree_map_base_marked_p): Likewise.
9790 (tree_map): Inherit from tree_map_base.
9791 (tree_map_eq): Make it a macro.
9792 (tree_map_marked_p): Likewise.
9793 (tree_int_map): Inherit from tree_map_base.
9794 (tree_int_map_eq): Make it a macro.
9795 (tree_int_map_hash): Likewise.
9796 (tree_int_map_marked_p): Likewise.
9797 (tree_priority_map): New type.
9798 (tree_priority_map_eq): New macro.
9799 (tree_priority_map_hash): Likewise.
9800 (tree_priority_map_marked_p): Likewise.
9801 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9803 (emutls_common_1): Likewise.
9804 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9805 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9806 of tree_map hierarchy.
9807 * tree-cfg.c (move_stmt_r): Likewise.
9808 (new_label_mapper): Likewise.
9809 * c-tree.h (c_expand_body): Move to ...
9810 * c-common.h (c_expand_body): ... here.
9811 * c-decl.c (c_expand_body): Move to ...
9812 * c-common.c (c_expand_body): ... here.
9813 (c_common_attribute_table): Allow 1 argument for the constructor
9814 and destructor attributes.
9815 (get_priority): New function.
9816 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9817 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9819 2007-02-24 Jan Hubicka <jh@suse.cz>
9822 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9824 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9825 Jan Hubicka <jh@suse.cz>
9828 * i386.c (counter_mode): New function.
9829 (expand_set_or_movmem_via_loop): Use it.
9830 (expand_movmem_epilogue): Likewise; fix pasto.
9831 (ix86_expand_movmem): Do emit guard even for constant counts.
9832 (ix86_expand_setmem): Likewise.
9834 2007-02-25 Nick Clifton <nickc@redhat.com>
9836 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9837 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9839 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9842 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9843 count argument with 0x10, not with 0x16.
9844 (expand_setmem_epilogue): Ditto.
9846 2007-02-24 Mike Stump <mrs@apple.com>
9848 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9851 2007-02-24 Richard Guenther <rguenther@suse.de>
9854 * fold-const.c (fold_binary): Fold x +- CST op x for
9855 EQ_EXPR and NE_EXPR.
9857 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9859 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9861 2007-02-24 Jan Hubicka <jh@suse.cz>
9863 * cgraphunit.c (decide_is_function_needed): Honor
9864 -fkeep-inline-functions.
9866 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9868 * builtins.c (fold_builtin_modf): New.
9869 (fold_builtin_2): Use it.
9871 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9873 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9874 (determine_max_iter): Take additional LOOP arg; all callers changed.
9875 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9876 one using simplifications.
9877 (simplify_using_initial_values): Return if the expression becomes
9878 invalid due to altered regs.
9880 2007-02-23 DJ Delorie <dj@redhat.com>
9882 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9884 2007-02-23 Mike Stump <mrs@apple.com>
9886 * tlink.c (scan_linker_output): Parse linker messages from
9887 darwin9's linker better.
9889 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9892 * varpool.c (varpool_assemble_pending_decls): Set
9893 varpool_last_needed_node to null.
9895 2007-02-23 DJ Delorie <dj@redhat.com>
9897 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9898 alignment bigger than the object file can handle.
9900 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9903 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9904 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9905 (*movsf_1): Penalize MMX moves.
9907 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9909 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9910 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9912 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9914 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9916 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9917 (fold_builtin_1): Use them.
9918 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9919 BUILT_IN_SIGNIFICAND.
9921 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9923 * config/i386/i386.c (bdesc_1arg): Initialize
9924 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9925 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9926 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9927 and IX86_BUILTIN_MOVSLDUP.
9929 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9931 PR rtl-optimization/30841
9932 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9934 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9936 * builtins.c (fold_builtin_frexp): New.
9937 (fold_builtin_2): Use it.
9939 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9941 * doc/invoke.texi (Spec Files): Document getenv spec function.
9943 * gcc.c (getenv_spec_function): New function.
9944 (static_spec_functions): Add it.
9945 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9946 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9949 2007-02-22 Michael Matz <matz@suse.de
9952 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9953 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9955 2007-02-22 Ian Lance Taylor <iant@google.com>
9958 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9959 (mem_loc_descriptor): Call it.
9961 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9962 Ira Rosen <irar@il.ibm.com>
9964 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9966 2007-02-22 Ira Rosen <irar@il.ibm.com>
9968 PR tree-optimization/30843
9969 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9970 stores only after all the group is vectorized.
9972 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9974 PR tree-optimization/30858
9975 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9976 in the reduction cycle have a single use in the loop.
9977 * tree-vectorizer.h (relevant): Add documentation.
9979 2007-02-20 Mike Stump <mrs@apple.com>
9981 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9982 * configure: Regenerate.
9984 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9986 Change the defaults of some parameters and options.
9987 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9988 * config/spu/spu.c (spu_optimization_options): Add.
9989 (spu_override_options): Change params in spu_optimization_options.
9990 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9992 Register 127 is only 16 byte aligned when used as a frame pointer.
9993 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9994 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9995 HARD_FRAME_POINTER_REGNUM.
9996 (spu_legitimate_address): Use regno_aligned_for_reload.
9997 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9998 aligned when frame_pointer_needed is true.
9999 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10001 * config/spu/spu.h (INIT_EXPANDERS): Define.
10003 Make sure shift and rotate instructions have valid immediate operands.
10004 * config/spu/predicates.md (spu_shift_operand): Remove.
10005 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10006 * config/spu/constraints.md (W, O): Extend range.
10007 * config/spu/spu.md (umask, nmask): Define.
10008 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10009 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10010 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10011 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10012 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10013 (lshr<mode>3_reg): Fix rtl description.
10015 Make sure mulhisi immediate operands are valid.
10016 * config/spu/predicates.md (imm_K_operand): Add.
10017 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10019 Generate constants using fsmbi and andi.
10020 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10021 (print_operand, spu_split_immediate, classify_immediate,
10022 fsmbi_const_p): Handle IC_FSMBI2.
10024 Correctly handle a CONST_VECTOR containing symbols.
10025 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10026 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10027 (immediate_load_p): Allow symbols that use 2 instructions to create.
10028 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10029 with symbols when flag_pic is set.
10030 (const_vector_immediate_p): New.
10031 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10032 accept a CONST_VECTOR with symbols.
10033 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10034 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10036 * config/spu/spu.md (high, low): Delete.
10037 (low_<mode>): Define.
10039 Remove INTRmode and INTR_REGNUM, which didn't work.
10040 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10042 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10043 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10044 peephole2 pattern): Don't use INTR or 131.
10045 (movintrcc): Delete.
10046 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10047 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10048 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10049 (UNSPEC_SET_INTR): Add.
10050 * config/spu/spu-modes.def (INTR): Remove.
10052 More accurate warnings about run-time relocations.
10053 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10055 Correctly warn about immediate arguments to specific intrinsics.
10056 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10057 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10058 the instruction predicate.
10060 Fix tree check errors with latest update.
10061 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10063 (spu_expand_builtin): Use CALL_EXPR_FN.
10065 Add missing specific intrinsics.
10066 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10068 * config/spu/spu_internals.h: Ditto.
10070 Fix incorrect operand modifiers.
10071 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10072 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10074 Optimize one case of zero_extend of a vec_select.
10075 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10077 Accept any immediate for hbr.
10078 * config/spu/spu.md (hbr): Change s constraints to i.
10080 2007-02-21 Paul Brook <paul@codesourcery.com>
10082 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10083 condexec_count when skipping USE and CLOBBER.
10085 2007-02-21 Nick Clifton <nickc@redhat.com>
10087 * common.opt (Warray-bounds): Add Warning attribute.
10088 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10090 (fsized-zeroes): Add Optimization attribute.
10091 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10092 * c.opt (Wc++0x-compat): Add Warning attribute.
10094 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10096 PR middle-end/30761
10097 * reload1.c (eliminate_regs_in_insn): In the single_set special
10098 case, attempt to re-recognize the insn before falling back to
10099 having reload fix it up.
10101 2007-02-20 Eric Christopher <echristo@gmail.com>
10103 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10104 Rewrite accordingly.
10105 (frv_read_iacc_argument): Ditto.
10106 (frv_expand_set_builtin): Take a call instead of arglist, update for
10108 (frv_expand_unop_builtin): Ditto.
10109 (frv_expand_binop_builtin): Ditto.
10110 (frv_expand_cut_builtin): Ditto.
10111 (frv_expand_binopimm_builtin): Ditto.
10112 (frv_expand_voidbinop_builtin): Ditto.
10113 (frv_expand_int_void2arg): Ditto.
10114 (frv_expand_prefetches): Ditto.
10115 (frv_expand_voidtriop_builtin): Ditto.
10116 (frv_expand_voidaccop_builtin): Ditto.
10117 (frv_expand_load_builtin): Ditto.
10118 (frv_expand_store_builtin): Ditto.
10119 (frv_expand_mdpackh_builtin): Ditto.
10120 (frv_expand_mclracc_builtin): Ditto.
10121 (frv_expand_mrdacc_builtin): Ditto.
10122 (frv_expand_mwtacc_builtin): Ditto.
10123 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10126 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10128 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10129 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10131 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10132 point instructions.
10133 * configure: Regenerate.
10134 * config.in: Regenerate.
10135 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10136 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10137 masks to power6 and power6x and to POWERPC_MASKS.
10138 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10140 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10141 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10142 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10143 Access PROTOTYPE as variable, not mask.
10145 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10147 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10148 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10149 * combine.c (adjust_for_new_dest): Use it.
10150 * postreload.c (reload_combine): Likewise.
10152 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10154 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10155 notes on an insn with multiple sets, even if single_set returns
10156 non-NULL for that insn.
10158 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10160 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10161 scalbn and scalbln.
10163 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10165 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10166 if user didn't pass it.
10167 * config/i386/darwin.h (CC1_SPEC): Likewise.
10168 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10169 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10170 -mmacosx-version-min.
10172 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10173 Uros Bizjak <ubizjak@gmail.com>
10175 * optabs.h (enum optab_index): Add new OTI_scalb.
10176 (scalb_optab): Define corresponding macro.
10177 * optabs.c (init_optabs): Initialize scalb_optab.
10178 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10180 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10181 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10182 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10183 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10184 flag_unsafe_math_optimizations is set.
10186 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10187 to implement scalbf, scalb and scalbl built-ins as inline x87
10190 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10191 DJ Delorie <dj@redhat.com>
10194 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10195 (diagnostic_report_diagnostic): ... here, and turn them into real
10196 errors. If warnings are inhibited, no need to do anything.
10198 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10200 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10201 better code generation.
10203 2007-02-20 Ben Elliston <bje@au.ibm.com>
10205 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10207 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10209 * config/alpha/alpha.c, config/alpha/alpha.md,
10210 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10211 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10212 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10213 config/arm/lib1funcs.asm: Follow spelling conventions.
10215 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10216 config/fr30/fr30.md, config/i386/i386.h,
10217 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10218 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10219 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10220 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10221 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10222 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10223 config/sparc/sparc.c, config/sparc/sparc.h,
10224 config/sparc/sparc.md, config/spu/constraints.md,
10225 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10228 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10231 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10234 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10236 * doc/invoke.texi (-ftree-lrs): Remove.
10238 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10240 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10243 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10245 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10246 new CALL_EXPR_FN macro for retrieving the function
10247 declaration of the input expression.
10249 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10251 * c.opt (Waddress): New.
10252 * common.opt (Walways-true): Delete.
10253 (Wstring-literal-comparison): Delete.
10254 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10255 -Wstring-literal-comparison. Add -Waddress.
10257 (Walways-true): Delete.
10258 (Wstring-literal-comparison): Delete.
10259 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10260 consistently instead of -Walways-true in example.
10261 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10262 * c-typeck.c (parser_build_binary_op): Replace
10263 -Wstring-literal-comparison and -Walways-true with -Waddress.
10264 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10267 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10269 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10270 without DECL_STRUCT_FUNCTION initialized.
10272 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10274 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10275 due to calls to functions taking pointers as parameters.
10277 2007-02-19 Richard Henderson <rth@redhat.com>
10280 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10283 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10285 * config/s390/s390.c (s390_call_saved_register_used,
10286 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10287 accessed to the new scheme.
10289 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10291 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10292 (cris_print_index, cris_print_operand, cris_print_operand_address)
10293 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10294 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10295 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10296 GET_CODE () == xxx.
10297 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10298 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10299 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10300 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10301 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10302 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10303 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10304 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10305 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10306 (uminsi3, call, call_value): Ditto.
10307 (define_split: indir_to_reg_split, unnamed): Ditto.
10309 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10311 PR tree-optimization/30975
10312 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10315 2007-02-18 Eric Christopher <echristo@gmail.com>
10317 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10318 Remove use of arglist.
10319 (mips_expand_builtin): Remove use of arglist, pass in expr.
10320 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10321 (mips_expand_builtin_movtf): Ditto.
10322 (mips_expand_builtin_compare): Ditto.
10324 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10326 * tree-sra.c (sra_build_assignment): Replace assertion
10327 checking with a comment explaining why it can't be done.
10329 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10331 PR middle-end/30833
10332 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10333 during CALL_EXPR representation conversion.
10334 * tree-ssa-propagate.c (set_rhs): Likewise.
10336 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10338 * tree-sra.c (sra_build_assignment): Disable assertion checking
10341 2007-02-18 Roger Sayle <roger@eyesopen.com>
10343 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10344 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10345 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10347 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10348 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10349 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10350 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10351 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10352 force_gimple_operand): Likewise.
10353 * ipa-cp.c (constant_val_insert): Likewise.
10354 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10355 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10356 perfect_nestify): Likewise.
10357 * langhooks.c (lhd_omp_assignment): Likewise.
10358 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10359 lower_copyprivate_clauses, lower_send_clauses,
10360 lower_send_shared_vars, expand_parallel_call,
10361 expand_omp_for_generic, expand_omp_for_static_nochunk,
10362 expand_omp_for_static_chunk, expand_omp_sections,
10363 lower_omp_single_copy, lower_omp_for_lastprivate,
10364 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10365 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10366 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10369 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10371 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10372 config/sh/sh.md: Follow spelling conventions.
10374 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10375 config/frv/predicates.md: Follow spelling conventions.
10377 * config/m68k/linux-unwind.h: Fix a comment typo.
10378 * target.h: Follow spelling conventions.
10380 2007-02-18 Roger Sayle <roger@eyesopen.com>
10382 PR rtl-optimization/28173
10383 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10384 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10385 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10386 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10387 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10389 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10391 * builtins.c (fold_builtin_load_exponent): New.
10392 (fold_builtin_2): Use it.
10394 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10396 PR rtl-optimization/30773
10397 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10398 if we fail to attach a REG_EQUIV note.
10400 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10401 Roger Sayle <roger@eyesopen.com>
10403 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10405 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10407 * calls.c (initialize_argument_information): Pass original EXP
10408 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10409 code to split complex arguments here, as part of initializing the
10411 (expand_call): Remove code that builds a list of arguments and
10412 inserts implicit arguments into it. Instead, just count how many
10413 implicit arguments there will be so we can determine the size of
10414 the ARGS array, and let initialize_argument_information do the work.
10415 (split_complex_values): Delete unused function.
10417 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10419 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10421 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10423 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10424 for arg pointer based indexed addressing.
10426 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10428 * config/ia64/ia64.h, config/ia64/ia64.md,
10429 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10430 spelling conventions.
10432 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10434 * config/m68k/m68k.c (split_di): New.
10435 * config/m68k/m68k-protos.h: Declare split_di.
10436 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10437 Improve predicate handling and split constant shifts.
10439 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10441 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10442 parameter for register bitfield operations, general predicates
10445 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10447 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10448 * config/m68k/linux-unwind.h: New file.
10450 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10452 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10453 config/i386/athlon.md, config/ia64/ia64.md,
10454 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10455 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10456 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10457 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10458 tree-vect-transform.c: Fix comment typos.
10460 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10462 * sched-deps.c (find_insn_list): Remove.
10463 * sched-int.h: Remove the prototype for find_insn_list.
10465 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10467 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10469 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10470 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10471 darwin_rs6000_override_options.
10472 (C_COMMON_OVERRIDE_OPTIONS): Expect
10473 darwin_macosx_version_min to be non-NULL always.
10474 (TARGET_C99_FUNCTIONS): Likewise.
10475 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10476 (DARWIN_MINVERSION_SPEC): New.
10477 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10478 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10480 (DARWIN_MINVERSION_SPEC): New.
10481 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10483 * config/darwin-c.c (darwin_cpp_builtins): Expect
10484 darwin_macosx_version_min to be non-NULL always.
10486 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10488 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386.h (x86_use_xchgb): New.
10491 (TARGET_USE_XCHGB): New macro.
10492 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10493 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10494 Split after reload into bswaphi for shifts of 8.
10495 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10496 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10497 or when optimizing for size.
10499 2007-02-16 Richard Guenther <rguenther@suse.de>
10500 Christian Bruel <christian.bruel@st.com>
10502 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10503 DECLs but prefer SSA_NAMEs over DECLs.
10505 2007-02-16 Richard Guenther <rguenther@suse.de>
10507 * tree-flow-inline.h (single_imm_use_p): Remove.
10508 (zero_imm_uses_p): Likewise.
10509 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10510 instead of single_imm_use_p.
10511 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10514 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10517 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10518 nested double- and backquotes.
10520 2007-02-15 Roger Sayle <roger@eyesopen.com>
10522 PR middle-end/30391
10523 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10524 should be unreachable.
10525 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10526 For the time being redirect GIMPLE_MODIFY_STMT to the new
10527 (renamed) build_gimple_modify_stmt_stat.
10528 (build2_gimple_stat): Rename to...
10529 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10530 Always build a GIMPLE_MODIFY_STMT node.
10531 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10532 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10535 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10536 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10537 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10538 expand_complex_div_wide): Likewise.
10539 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10540 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10541 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10542 * tree-ssa-loop-manip.c (create_iv): Likewise.
10543 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10544 abs_replacement): Likewise.
10545 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10546 realify_fake_stores): Likewise.
10548 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10549 node rather than a GIMPLE_MODIFY_STMT node.
10550 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10551 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10553 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10554 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10555 GIMPLE_MODIFY_STMT.
10557 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10559 PR middle-end/30433
10560 * fold-const.c (fold_comparison): Add back the
10561 folding of constant complex comparisions.
10563 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10565 PR middle-end/30729
10566 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10567 effects unknown to this function, return early.
10569 2007-02-15 Ian Lance Taylor <iant@google.com>
10571 * lower-subreg.c (move_eh_region_note): New static function.
10572 (resolve_simple_move): Call it.
10573 (decompose_multiword_subregs): Track blocks for which we resolve a
10574 simple move which is also a control flow insn. Pass them to
10575 find_many_sub_basic_blocks.
10576 (pass_lower_subreg): Add TODO_verify_flow.
10577 (pass_lower_subreg2): Likewise.
10579 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10580 Brooks Moses <brooks.moses@codesourcery.com>
10581 Lee Millward <lee.millward@codesourcery.com>
10583 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10584 (VL_EXP_CLASS_P): New.
10585 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10587 (TREE_OPERAND_CHECK_CODE): Likewise.
10588 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10589 (TREE_RTL_OPERAND_CHECK): Likewise.
10590 (tree_operand_check_failed): Make second parameter the whole tree
10591 instead of its code. Fixed callers.
10592 (VL_EXP_CHECK): New.
10593 (TREE_OPERAND_LENGTH): New.
10594 (VL_EXP_OPERAND_LENGTH): New.
10595 (CALL_EXPR_FN): New.
10596 (CALL_EXPR_STATIC_CHAIN): New.
10597 (CALL_EXPR_ARGS): New.
10598 (CALL_EXPR_ARG): New.
10599 (call_expr_nargs): New.
10600 (CALL_EXPR_ARGP): New.
10601 (build_nt_call_list): Declare.
10602 (build_vl_exp_stat): Declare.
10603 (build_vl_exp): New.
10604 (build_call_list): Declare.
10605 (build_call_nary): Declare.
10606 (build_call_valist): Declare.
10607 (build_call_array): Declare.
10608 (call_expr_arg): Declare.
10609 (call_expr_argp): Declare.
10610 (call_expr_arglist): Declare.
10611 (fold_build_call_list): Declare.
10612 (fold_build_call_list_initializer): Declare.
10613 (fold_call_expr): Declare to replace fold_builtin.
10614 (fold_builtin_fputs): Update to agree with modified definition.
10615 (fold_builtin_strcpy): Likewise.
10616 (fold_builtin_strncpy): Likewise.
10617 (fold_builtin_memory_chk): Likewise.
10618 (fold_builtin_stxcpy_chk): Likewise.
10619 (fold_builtin_strncpy_chk): Likewise.
10620 (fold_builtin_next_arg): Likewise.
10621 (fold_build_call_expr): Declare.
10622 (fold_builtin_call_list): Declare.
10623 (fold_builtin_call_valist): Declare.
10624 (build_call_expr): Declare.
10625 (validate_arglist): Update to agree with modified definition.
10626 (tree_operand_length): New.
10627 (call_expr_arg_iterator): New.
10628 (init_call_expr_arg_iterator): New.
10629 (next_call_expr_arg): New.
10630 (first_call_expr_arg): New.
10631 (more_call_expr_args_p): New.
10632 (FOR_EACH_CALL_EXPR_ARG): New.
10634 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10635 and tcc_gimple_stmt.
10636 (tree_code_size): Update documentation. Use sizeof (tree) rather
10637 than sizeof (char *).
10638 (tree_size): Likewise. Add case for tcc_vl_exp.
10639 (tree_node_structure): Add case for tcc_vl_exp.
10640 (contains_placeholder_p): Likewise.
10641 (substitute_in_expr): Likewise.
10642 (substitute_placeholder_in_expr): Likewise.
10643 (stabilize_reference_1): Likewise.
10644 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10645 to diagnose breakage of this interface for constructing CALL_EXPRs.
10646 (build_nt): Add similar assertion here.
10647 (build_nt_call_list): New.
10648 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10649 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10651 (get_callee_fndecl): Use new CALL_EXPR accessors.
10652 (tree_operand_check_failed): Change parameters to pass entire node
10653 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10654 (process_call_operands): New.
10655 (build_vl_exp_stat): New.
10656 (build_call_list): New.
10657 (build_call_nary): New.
10658 (build_call_valist): New.
10659 (build_call_array): New.
10660 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10661 (call_expr_arglist): New.
10663 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10664 tcc_vl_exp instead of a fixed-size tcc_expression.
10666 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10667 accessors for CALL_EXPRs.
10668 (AGGR_INIT_EXPR): Likewise.
10670 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10671 Brooks Moses <brooks.moses@codesourcery.com>
10672 Lee Millward <lee.millward@codesourcery.com>
10674 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10675 (expand_builtin_nonlocal_goto): Change parameter to be entire
10676 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10677 (expand_builtin_prefetch): Likewise.
10678 (expand_builtin_classify_type): Likewise.
10679 (mathfn_built_in): Return NULL_TREE instead of 0.
10680 (expand_errno_check): Use new CALL_EXPR accessors.
10681 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10682 Return NULL_RTX instead of 0.
10683 (expand_builtin_mathfn_2): Likewise.
10684 (expand_builtin_mathfn_3): Likewise.
10685 (expand_builtin_interclass_mathfn): Likewise.
10686 (expand_builtin_sincos): Likewise.
10687 (expand_builtin_cexpi): Likewise.
10688 (expand_builtin_int_roundingfn): Likewise.
10689 (expand_builtin_int_roundingfn_2): Likewise.
10690 (expand_builtin_pow): Likewise.
10691 (expand_builtin_powi): Likewise.
10692 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10693 of arglist, fixing callers appropriately. Use new CALL_EXPR
10694 accessors and constructors. Return NULL_RTX instead of 0.
10695 (expand_builtin_strstr): Likewise.
10696 (expand_builtin_strchr): Likewise.
10697 (expand_builtin_strrchr): Likewise.
10698 (expand_builtin_strpbrk): Likewise.
10699 (expand_builtin_memcpy): Likewise.
10700 (expand_builtin_mempcpy): Likewise.
10701 (expand_builtin_mempcpy_args): New.
10702 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10703 (expand_builtin_memmove_args): New.
10704 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10705 (expand_movstr): Likewise.
10706 (expand_builtin_strcpy): Likewise.
10707 (expand_builtin_strcpy_args): New.
10708 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10709 (expand_builtin_strncpy): Likewise.
10710 (expand_builtin_memset): Likewise.
10711 (expand_builtin_memset_args): New.
10712 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10713 (expand_builtin_memcmp): Likewise.
10714 (expand_builtin_strcmp): Likewise.
10715 (expand_builtin_strncmp): Likewise.
10716 (expand_builtin_strcat): Likewise.
10717 (expand_builtin_strncat): Likewise.
10718 (expand_builtin_strspn): Likewise.
10719 (expand_builtin_strcspn): Likewise.
10720 (expand_builtin_args_info): Likewise.
10721 (expand_builtin_va_start): Likewise.
10722 (gimplify_va_arg_expr): Likewise.
10723 (expand_builtin_va_end): Likewise.
10724 (expand_builtin_va_copy): Likewise.
10725 (expand_builtin_frame_address): Likewise.
10726 (expand_builtin_alloca): Likewise.
10727 (expand_builtin_bswap): Likewise.
10728 (expand_builtin_unop): Likewise.
10729 (expand_builtin_fputs): Likewise.
10730 (expand_builtin_expect): Likewise.
10731 (expand_builtin_fabs): Likewise.
10732 (expand_builtin_copysign): Likewise.
10733 (expand_builtin_printf): Likewise.
10734 (expand_builtin_fprintf): Likewise.
10735 (expand_builtin_sprintf): Likewise.
10736 (expand_builtin_init_trampoline): Likewise.
10737 (expand_builtin_signbit): Likewise.
10738 (expand_builtin_fork_or_exec): Likewise.
10739 (expand_builtin_sync_operation): Likewise.
10740 (expand_builtin_compare_and_swap): Likewise.
10741 (expand_builtin_lock_test_and_set): Likewise.
10742 (expand_builtin_lock_release): Likewise.
10743 (expand_builtin): Likewise.
10744 (builtin_mathfn_code): Likewise.
10746 (fold_builtin_constant_p): Pass call arguments individually instead
10747 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10748 accessors and constructors. Return NULL_TREE instead of 0.
10749 (fold_builtin_expect): Likewise.
10750 (fold_builtin_classify_type): Likewise.
10751 (fold_builtin_strlen): Likewise.
10752 (fold_builtin_nan): Likewise.
10753 (integer_valued_real_p): Likewise.
10754 (fold_trunc_transparent_mathfn): Likewise.
10755 (fold_fixed_mathfn): Likewise.
10756 (fold_builtin_cabs): Likewise.
10757 (fold_builtin_sqrt): Likewise.
10758 (fold_builtin_cbrt): Likewise.
10759 (fold_builtin_cos): Likewise.
10760 (fold_builtin_cosh): Likewise.
10761 (fold_builtin_tan): Likewise.
10762 (fold_builtin_sincos): Likewise.
10763 (fold_builtin_cexp): Likewise.
10764 (fold_builtin_trunc): Likewise.
10765 (fold_builtin_floor): Likewise.
10766 (fold_builtin_ceil): Likewise.
10767 (fold_builtin_round): Likewise.
10768 (fold_builtin_int_roundingfn): Likewise.
10769 (fold_builtin_bitop): Likewise.
10770 (fold_builtin_bswap): Likewise.
10771 (fold_builtin_logarithm): Likewise.
10772 (fold_builtin_hypot): Likewise.
10773 (fold_builtin_pow): Likewise.
10774 (fold_builtin_powi): Likewise.
10775 (fold_builtin_exponent): Likewise.
10776 (fold_builtin_memset): Likewise.
10777 (fold_builtin_bzero): Likewise.
10778 (fold_builtin_memory_op): Likewise.
10779 (fold_builtin_bcopy): Deleted; call site changed to invoke
10780 fold_builtin_memory_op directly.
10781 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10782 (fold_builtin_strncpy): Likewise.
10783 (fold_builtin_memcmp): Likewise.
10784 (fold_builtin_strcmp): Likewise.
10785 (fold_builtin_strncmp): Likewise.
10786 (fold_builtin_signbit): Likewise.
10787 (fold_builtin_copysign): Likewise.
10788 (fold_builtin_isascii): Likewise.
10789 (fold_builtin_toascii): Likewise.
10790 (fold_builtin_isdigit): Likewise.
10791 (fold_builtin_fabs): Likewise.
10792 (fold_builtin_abs): Likewise.
10793 (fold_builtin_fmin_fmax): Likewise.
10794 (fold_builtin_carg): Likewise.
10795 (fold_builtin_classify): Likewise.
10796 (fold_builtin_unordered_cmp): Likewise.
10798 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10799 New functions split out from fold_builtin_1.
10800 (fold_builtin_n): New.
10801 (fold_builtin_varargs): New.
10802 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10804 (fold_call_expr): New.
10805 (build_function_call_expr): Rewrite to use new helper function.
10806 (fold_builtin_call_list): New.
10807 (build_call_expr): New.
10808 (fold_builtin_call_valist): New.
10809 (rewrite_call_expr): New.
10810 (validate_arg): New.
10811 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10812 of an arglist. Change return type to bool. Use new CALL_EXPR
10815 (fold_builtin_strstr): Pass call arguments individually instead
10816 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10817 accessors and constructors. Return NULL_TREE instead of 0.
10818 (fold_builtin_strchr): Likewise.
10819 (fold_builtin_strrchr): Likewise.
10820 (fold_builtin_strpbrk): Likewise.
10821 (fold_builtin_strcat): Likewise.
10822 (fold_builtin_strncat): Likewise.
10823 (fold_builtin_strspn): Likewise.
10824 (fold_builtin_strcspn): Likewise.
10825 (fold_builtin_fputs): Likewise.
10826 (fold_builtin_next_arg): Likewise.
10827 (fold_builtin_sprintf): Likewise.
10829 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10830 NULL_RTX instead of 0.
10831 (expand_builtin_memory_chk): Likewise.
10832 (maybe_emit_chk_warning): Likewise.
10833 (maybe_emit_sprintf_chk_warning): Likewise.
10835 (fold_builtin_object_size): Pass call arguments individually instead
10836 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10837 accessors and constructors. Return NULL_TREE instead of 0.
10838 (fold_builtin_memory_chk): Likewise.
10839 (fold_builtin_stxcpy_chk): Likewise.
10840 (fold_builtin_strncpy_chk): Likewise.
10841 (fold_builtin_strcat_chk): Likewise.
10842 (fold_builtin_strcat_chk): Likewise.
10843 (fold_builtin_strncat_chk): Likewise.
10844 (fold_builtin_sprintf_chk): Likewise.
10845 (fold_builtin_snprintf_chk): Likewise.
10846 (fold_builtin_printf): Likewise.
10847 (fold_builtin_vprintf): Likewise.
10849 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10851 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10852 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10853 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10854 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10855 (fold_unary): Likewise.
10856 (fold_binary): Likewise.
10857 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10858 ternary expressions.
10859 (fold): Add logic for tcc_vl_exp.
10860 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10861 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10862 (fold_build3_stat): Add assertion to flag broken interface for
10863 constructing CALL_EXPRs.
10864 (fold_build_call_list): New.
10865 (fold_build_call_list_initializer): New.
10866 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10868 (fold_strip_sign_ops): Likewise.
10870 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10871 Brooks Moses <brooks.moses@codesourcery.com>
10872 Lee Millward <lee.millward@codesourcery.com>
10874 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10875 accessors and dump arguments explicitly.
10877 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10879 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10881 (print_call_name): Use new CALL_EXPR accessors.
10883 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10884 CALL_EXPR arguments explicitly instead of as a list. Use
10885 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10887 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10888 (vrp_visit_stmt): Likewise.
10890 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10891 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10893 (force_move_till_expr): Likewise.
10895 * targhooks.c (default_external_stack_protect_fail): Use
10896 build_call_expr instead of build_function_call_expr.
10897 (default_hidden_stack_protect_fail): Likewise.
10899 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10902 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10903 and walk arguments explicitly.
10905 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10906 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10907 (expand_simple_operations): Likewise.
10908 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10910 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10911 of TREE_CODE_LENGTH.
10912 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10914 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10915 instead of TREE_CODE_LENGTH.
10917 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10918 (tree_ic_transform): Likewise.
10919 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10920 parameter instead of arglist. Fix callers.
10921 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10922 (tree_stringops_transform): Likewise.
10923 (tree_indirect_call_to_profile): Likewise.
10924 (tree_stringops_values_to_profile): Likewise.
10926 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10927 (eliminate_tail_call): Likewise.
10929 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10931 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10932 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10934 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10936 * omp-low.c (build_omp_barrier): Use build_call_expr.
10937 (lower_rec_input_clauses): Likewise.
10938 (lower_reduction_clauses): Likewise.
10939 (expand_parallel_call): Likewise.
10940 (maybe_catch_exception): Likewise.
10941 (expand_omp_for_generic): Likewise.
10942 (expand_omp_for_static_nochunk): Likewise.
10943 (expand_omp_sections): Likewise.
10944 (lower_omp_single_simple): Likewise.
10945 (lower_omp_single_copy): Likewise.
10946 (lower_omp_master): Likewise.
10947 (lower_omp_ordered): Likewise.
10948 (lower_omp_critical): Likewise.
10950 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10951 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10953 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10954 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10955 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10957 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10958 and generalize to handle any number of operands.
10959 (chrec_contains_undetermined): Likewise.
10960 (tree_contains_chrecs): Likewise.
10961 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10963 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10965 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10966 fold_call_expr instead of fold_builtin.
10967 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10968 match declarations there.
10969 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10972 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10973 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10975 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10976 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10978 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10981 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10982 (execute_cse_sincos): Use new CALL_EXPR accessors.
10984 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10986 * gimple-low.c (lower_function_body): Use build_call_expr.
10987 (lower_builtin_setjmp): Likewise.
10989 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10990 (set_storage_via_libcall): Likewise.
10991 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10992 instead of TREE_CODE_LENGTH.
10993 (expand_expr_real_1): Use new CALL_EXPR accessors.
10995 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10996 generalize to handle any number of operands.
10997 (TB_parent_eq): Likewise.
10999 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11000 (strip_builtin_expect): Likewise.
11002 * function.c (gimplify_parameters): Use build_call_expr.
11004 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11005 instead of TREE_CODE_LENGTH.
11007 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11008 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11010 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11013 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11014 (gimplify_decl_expr): Likewise.
11015 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11016 Use new CALL_EXPR iterators.
11017 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11018 (gimplify_modify_expr_to_memset): Likewise.
11019 (gimplify_variable_sized_compare): Likewise.
11020 (gimplify_omp_atomic_fetch_op): Likewise.
11021 (gimplify_omp_atomic_pipeline): Likewise.
11022 (gimplify_omp_atomic_mutex): Likewise.
11023 (gimplify_function_tree): Likewise.
11025 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11026 (call_expr_flags): Likewise.
11027 (expand_call): Likewise.
11029 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11030 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11033 * coverage.c (create_coverage): Use build_call_expr.
11035 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11036 (temp_call_expr_obstack): New.
11037 (pool_copy_list): Delete.
11038 (temp_copy_call_expr): New.
11039 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11040 CALL_EXPR accessors. Get rid of special goo for copying argument
11041 lists and use temp_copy_call_expr instead.
11042 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11043 CALL_EXPR accessors.
11044 (create_expression_by_pieces): Likewise. Use build_call_array
11045 to construct the result instead of fold_build3.
11046 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11047 dealing with argument lists.
11048 (init_pre): Remove references to expression_node_pool and
11049 list_node_pool. Init temp_call_expr_obstack instead.
11050 (fini_pre): Remove references to expression_node_pool and
11053 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11054 and walk arguments explicitly instead of as a list.
11056 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11057 (mx_register_decls): Likewise.
11058 (mudflap_register_call): Likewise.
11059 (mudflap_finish_file): Likewise.
11061 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11062 (ipa_callsite_compute_param): Likewise.
11064 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11065 accessors and constructor.
11067 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11068 accessors and constructor.
11069 (convert_tramp_reference): Likewise.
11070 (convert_call_expr): Likewise.
11071 (finalize_nesting_tree_1): Likewise.
11073 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11076 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11078 * tree-inline.c (initialize_inlined_parameters): Pass entire
11079 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11081 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11082 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11084 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11085 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11086 (vectorizable_reduction): Likewise.
11087 (vectorizable_call): Use new CALL_EXPR iterators.
11088 (vectorizable_conversion): Use build_call_expr.
11089 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11090 (vect_gen_widened_results_half): Use build_call_expr.
11091 (vect_setup_realignment): Likewise.
11092 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11094 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11095 (pass_through_call): Likewise.
11096 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11099 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11100 (tree_gen_pow2_profiler): Likewise.
11101 (tree_gen_one_value_profiler): Likewise.
11102 (tree_gen_ic_func_profiler): Likewise.
11103 (tree_gen_average_profiler): Likewise.
11104 (tree_gen_ior_profiler): Likewise.
11106 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11107 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11108 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11110 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11111 of TREE_CODE_LENGTH.
11113 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11114 of TREE_CODE_LENGTH.
11116 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11118 (convert_to_integer): Likewise.
11120 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11123 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11124 Brooks Moses <brooks.moses@codesourcery.com>
11125 Lee Millward <lee.millward@codesourcery.com>
11127 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11129 * config/frv/frv.c (frv_expand_builtin): Likewise.
11130 * config/s390/s390.c (s390_expand_builtin): Likewise.
11132 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11133 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11135 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11136 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11137 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11138 (ix86_expand_store_builtin): Likewise.
11139 (ix86_expand_unop_builtin): Likewise.
11140 (ix86_expand_unop1_builtin): Likewise.
11141 (ix86_expand_sse_compare): Likewise.
11142 (ix86_expand_sse_comi): Likewise.
11143 (ix86_expand_vec_init_builtin): Likewise.
11144 (ix86_expand_vec_ext_builtin): Likewise.
11145 (ix86_expand_vec_set_builtin): Likewise.
11146 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11148 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11149 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11151 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11152 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11153 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11155 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11157 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11158 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11159 arglist. Use new CALL_EXPR accessors. Fix callers.
11160 (altivec_expand_abs_builtin): Likewise.
11161 (rs6000_expand_binop_builtin): Likewise.
11162 (altivec_expand_predicate_builtin): Likewise.
11163 (altivec_expand_lv_builtin): Likewise.
11164 (spe_expand_stv_builtin): Likewise.
11165 (altivec_expand_stv_builtin): Likewise.
11166 (rs6000_expand_ternop_builtin): Likewise.
11167 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11168 (altivec_expand_st_builtin): Likewise.
11169 (altivec_expand_dst_builtin): Likewise.
11170 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11171 arglist. Use new CALL_EXPR accessors. Fix callers.
11172 (altivec_expand_vec_set_builtin): Likewise.
11173 (altivec_expand_vec_ext_builtin): Likewise.
11174 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11175 (spe_expand_builtin): Likewise.
11176 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11177 arglist. Use new CALL_EXPR accessors. Fix callers.
11178 (spe_expand_evsel_builtin): Likewise.
11179 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11180 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11182 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11183 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11184 (arm_expand_unop_builtin): Likewise.
11185 (arm_expand_builtin): Use new CALL_EXPR accessors.
11187 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11190 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11191 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11192 (bfin_expand_unop_builtin): Likewise.
11193 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11195 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11196 Brooks Moses <brooks.moses@codesourcery.com>
11197 Lee Millward <lee.millward@codesourcery.com>
11199 * c-semantics.c (build_stmt): Add internal diagnostic check.
11201 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11202 accessors. Print arguments explicitly instead of as a list.
11204 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11206 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11207 (c_finish_omp_flish): Likewise.
11209 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11210 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11211 instead of TREE_CODE_LENGTH.
11212 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11213 (c_warn_unused_result): Likewise.
11215 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11218 * doc/invoke.texi (Warning Options): Remove
11219 -Werror-implicit-function-declaration.
11220 (Wimplicit-function-declaration): Update description.
11221 * opts.c (common_handle_option): Move handling of -Werror=* to...
11222 (enable_warning_as_error): ...here.
11223 * opts.h (enable_warning_as_error): Declare.
11224 * c-decl.c (implicit_decl_warning): Unless
11225 -Wno-implicit-function-declaration is given, emit a pedwarn if
11226 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11227 * c.opt (Wimplicit-function-declaration): Replace
11228 mesg_implicit_function_declaration with
11229 warn_implicit_function_declaration.
11230 * c-opts.c (c_common_handle_option):
11231 -Werror-implicit-function-declaration is exactly equal as
11232 -Werror=implicit-function-declaration.
11233 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11234 warn_implicit_function_declaration.
11235 (c_common_post_options): -Wimplict-function-declaration is enabled
11236 by default by -std=c99, otherwise is disabled by default.
11237 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11239 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11241 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11242 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11243 former is ignored but not the latter.
11245 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11247 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11248 is made and the reference doesn't use the alias set of its type,
11249 do not create the temporary using that type.
11251 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11253 * jump.c: Remove prototypes for delete_computation and
11254 delete_prior_computation.
11256 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11258 * jump.c (get_label_after): Delete.
11259 (get_label_before, delete_computation, delete_jump,
11260 delete_prior_computation, follow_jumps): Move...
11261 * reorg.c (delete_computation, delete_prior_computation): ... here...
11262 (get_label_before, delete_jump): ... making these static ...
11263 (follow_jumps): ... and simplifying this since it only runs after
11265 * rtl.h (get_label_after, get_label_before, delete_jump,
11266 follow_jumps): Delete prototypes.
11268 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11270 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11272 2007-02-15 Nick Clifton <nickc@redhat.com>
11274 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11275 order to prevent it from being munged by the target.
11277 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11279 * config/i386/i386.md: Remove misleading comment.
11281 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11283 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11284 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11287 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11289 * tree-sra.c (instantiate_missing_elements): Canonicalize
11291 (sra_build_assignment): New.
11292 (generate_copy_inout, generate_element_copy,
11293 generate_element_zero, generate_one_element_init): Use it.
11295 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11297 * tree-sra.c (instantiate_missing_elements): Canonicalize
11299 (sra_build_assignment): New.
11300 (generate_copy_inout, generate_element_copy,
11301 generate_element_zero, generate_one_element_init): Use it.
11303 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11305 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11308 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11310 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11311 types as aggregates not scalars.
11312 * function.c (assign_stack_temp_for_type): Likewise.
11314 2007-02-14 Roger Sayle <roger@eyesopen.com>
11315 Zdenek Dvorak <dvorakz@suse.cz>
11317 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11320 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11322 * passes.c (next_pass_1): Clear the next field of the copied
11325 2007-02-14 Richard Henderson <rth@redhat.com>
11327 * tree-sra.c (early_sra): New.
11328 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11329 (tree_sra_early, pass_sra_early): New.
11330 * tree-pass.h (pass_sra_early): Declare.
11331 * passes.c (init_optimization_passes): Use it.
11333 2007-02-14 Richard Guenther <rguenther@suse.de>
11335 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11337 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11339 PR tree-optimization/30771
11340 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11342 (vect_analyze_operations): Induction phis can now be marked as
11344 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11345 Update documentation accordingly.
11347 2007-02-14 Nick Clifton <nickc@redhat.com>
11349 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11350 most 3 arguments are supported.
11351 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11353 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11355 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11356 Ensure dst->current is valid.
11358 2007-02-13 Paul Brook <paul@codesourcery.com>
11360 * config.gcc: Add arm*-*-uclinux-*eabi.
11361 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11362 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11363 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11364 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11365 (LINK_SPEC): Define.
11366 (LIB_SPEC): Define.
11367 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11369 * config/arm/uclinux-eabi.h: New file.
11370 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11371 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11374 2007-02-13 Ian Lance Taylor <iant@google.com>
11376 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11377 * flags.h (warn_strict_overflow): Declare.
11378 (enum warn_strict_overflow_code): Define.
11379 (issue_strict_overflow_warning): New static inline function.
11380 * opts.c (warn_strict_overflow): New variable.
11381 (common_handle_option): Handle OPT_Wstrict_overflow and
11382 OPT_Wstrict_overflow_.
11383 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11385 * fold-const.c: Include intl.h.
11386 (fold_deferring_overflow_warnings): New static variable.
11387 (fold_deferred_overflow_warning): New static variable.
11388 (fold_deferred_overflow_code): New static variable.
11389 (fold_defer_overflow_warnings): New function.
11390 (fold_undefer_overflow_warnings): New function.
11391 (fold_undefer_and_ignore_overflow_warnings): New function.
11392 (fold_deferring_overflow_warnings_p): New function.
11393 (fold_overflow_warning): New static function.
11394 (make_range): Add strict_overflow_p parameter. Change all
11396 (extract_muldiv, extract_muldiv_1): Likewise.
11397 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11398 tree_expr_nonnegative_p.
11399 (fold_negate_expr): Call fold_overflow_warning.
11400 (fold_range_test): Likewise.
11401 (fold_comparison): Likewise.
11402 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11403 instead of tree_expr_nonnegative_p.
11404 (tree_expr_nonnegative_warnv_p): Rename from
11405 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11406 (tree_expr_nonnegative_p): New function.
11407 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11408 strict_overflow_p parameter.
11409 (tree_expr_nonzero_p): New function.
11410 * passes.c (verify_interpass_invariants): New static function.
11411 (execute_one_pass): Call it.
11412 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11414 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11415 (estimate_numbers_of_iterations): Likewise.
11416 (scev_probably_wraps_p): Likewise.
11417 * tree-ssa-ccp.c: Include "toplev.h".
11418 (evaluate_stmt): Defer fold overflow warnings until we know we are
11420 (struct fold_stmt_r_data): Add stmt field.
11421 (fold_stmt_r): Defer fold overflow warnings until we know we
11423 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11424 (fold_stmt_inplace): Likewise.
11425 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11426 (cleanup_control_expr_graph): Defer fold overflow warnings until
11427 we know we are going to optimize.
11428 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11429 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11432 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11433 * tree-ssa-loop-manip.c (create_iv): Likewise.
11434 * c-typeck.c (build_conditional_expr): Likewise.
11435 (build_binary_op): Likewise.
11436 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11437 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11438 (extract_range_from_unary_expr): Likewise.
11439 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11440 assuming that signed overflow does not occur.
11441 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11442 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11443 (fold_defer_overflow_warnings): Declare.
11444 (fold_undefer_overflow_warnings): Declare.
11445 (fold_undefer_and_ignore_overflow_warnings): Declare.
11446 (fold_deferring_overflow_warnings_p): Declare.
11447 (tree_expr_nonzero_warnv_p): Declare.
11448 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11449 of warning options.
11450 (Warning Options): Document -Wstrict-overflow.
11451 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11452 (tree-ssa-ccp.o): Likewise.
11453 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11454 (fold-const.o): Depend on intl.h.
11456 2007-02-13 Ian Lance Taylor <iant@google.com>
11458 PR middle-end/30751
11459 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11462 2007-02-13 Stuart Hastings <stuart@apple.com>
11464 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11466 2007-02-13 Richard Henderson <rth@redhat.com>
11468 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11469 handled_component_p before looking for the indirect_ref.
11471 2007-02-13 Richard Henderson <rth@redhat.com>
11473 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11474 remove flags clobber.
11475 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11476 (bswaphi_lowpart): New.
11477 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11478 remove TARGET_BSWAP test. Delete expander of the same name.
11480 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11481 (expand_unop): Use them.
11483 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11485 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11486 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11487 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11488 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11489 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11490 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11491 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11492 assembler dialect choice from asm templates.
11494 2007-02-12 Richard Henderson <rth@redhat.com>
11496 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11497 (fixuns_trunc<SSEMODEF>si2): Use it.
11498 * config/i386/sse.md (vec_setv4sf_0): Export.
11499 * config/i386/i386.c (ix86_build_const_vector): Export.
11500 (ix86_split_convert_uns_si_sse): Rename from
11501 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11502 * config/i386/i386-protos.h: Update.
11504 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11507 * c-typeck.c (c_finish_return): Improve warning message.
11509 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11511 * alias.c (find_symbolic_term): Delete unused function.
11513 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11515 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11516 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11517 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11519 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11521 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11522 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11523 the function, temporarily point the debug interface to the null one.
11525 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11527 * dwarf2out.c (round_up_to_align): New static function.
11528 (field_byte_offset): Use it to round the offset.
11530 2007-02-12 Richard Henderson <rth@redhat.com>
11532 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11533 (inswl_const): Export.
11535 2007-02-12 Richard Henderson <rth@redhat.com>
11537 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11538 result mode of the libcall, convert back to outmode.
11540 2007-02-12 Roger Sayle <roger@eyesopen.com>
11542 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11543 (bswapdi2): New define_expand to implement 32-bit implementation.
11545 2007-02-12 Nick Clifton <nickc@redhat.com>
11547 * doc/invoke.texi (Overall Options): Document --help=.
11548 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11549 (cc1_options): Pass --help= on to cc1.
11550 (display_help): Add description of --help=.
11551 (process_command): Add code to handle --help=. Allow translated
11552 --help and --target-help switches to be passed on to compiler
11554 (main): Remove unused if statement.
11555 * opts.c (columns): Remove.
11556 (LEFT_COLUMN): Define.
11557 (wrap_help): Add columns argument.
11558 (print_filtered_help): Change parameters to be an include bitmask,
11559 an exclude bitmask, an any bitmask and the column width. Move the
11560 code to display the params list here. Add code to display the
11561 status of options rather than their descriptions if the quiet flag
11563 (print_specific_help): Change parameters to be an include bitmask,
11564 an exclude bitmask and an any bitmask. Move code to look up the
11565 column width here. Decide upon the title for an options listing.
11566 (common_handle_options): Add code to handle --help=. Adapt code
11567 for --help and --target-help to use the revised form of the
11568 print_specific_help function.
11569 (print_help): Delete.
11570 (print_param_help): Delete.
11571 (print_switch): Delete.
11572 * opts.h (cl_lang_count): Add prototype.
11573 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11574 CL_MAX_OPTION_CLASS): New defines.
11575 * optc-gen.awk: Add construction of cl_lang_count.
11576 * c.opt: Add Warning attribute to warning options and Optimization
11577 attribute to optimization options.
11578 * common.opt: Likewise.
11580 Add -fhelp and -ftarget-help as aliases for the transformed --help
11581 and --target-help options.
11582 * opt-functions.awk: Add code to handle Warning and Optimization
11585 2007-02-12 Richard Henderson <rth@redhat.com>
11587 * config/alpha/constraints.md: New file.
11588 * config/alpha/alpha.c: Include tm-constrs.h.
11589 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11590 alpha_extra_constraint): Remove.
11591 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11592 * config/alpha/alpha-protos.h: Update.
11593 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11594 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11595 (EXTRA_CONSTRAINT): Remove.
11596 * config/alpha/alpha.md: Include constraints.md.
11597 (adddi splitter): Use satisfies_constraint_*.
11598 * config/alpha/predicates.md (add_operand): Likewise.
11599 (sext_add_operand, addition_operation): Likewise.
11601 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11603 PR tree-optimization/29145
11604 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11605 in our handling of restrict qualified pointers.
11607 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11610 * doc/invoke.texi (Wunused-value): Update description.
11611 (Wextra): Delete item.
11612 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11613 value of Wunused-value.
11614 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11615 (c_finish_stmt_expr): Don't check extra_warnings.
11616 (emit_side_effect_warnings): The caller is responsible to check
11619 2007-02-11 Roger Sayle <roger@eyesopen.com>
11620 Matt Thomas <matt@3am-software.com>
11622 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11624 2007-02-11 Roger Sayle <roger@eyesopen.com>
11626 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11627 comparisons of POPCOUNT against zero.
11628 (simplify_const_relational_operation): Likewise.
11630 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11632 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11634 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11636 * dwarf2out.c (root_type): Delete unused function.
11638 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11640 * genattrtab.c (contained_in_p): Delete unused function.
11641 (write_expr_attr_cache): Likewise.
11643 2007-02-11 Jan Hubicka <jh@suse.cz>
11645 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11648 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11650 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11651 to add the REG_EQ* note.
11652 * see.c (see_merge_one_use_extension): Likewise.
11653 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11654 turn REG_EQUAL notes into REG_EQUIV notes if the target
11655 register may have more than one set.
11656 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11657 * gcse.c (try_replace_reg): Likewise.
11658 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11659 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11660 more than one REG_EQUIV note.
11661 * reload1.c (gen_reload): Use set_unique_reg_note.
11663 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11665 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11666 (ix86_builtin_conversion): New function.
11668 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11671 * tree.h (DECL_REPLACEABLE_P): New macro.
11672 * except.c (set_nothrow_function_flags): Likewise.
11674 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11675 Ira Rosen <irar@il.ibm.com>
11676 Dorit Nuzman <dorit@il.ibm.com>
11678 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11679 * targhooks.c (default_builtin_vectorized_conversion): New.
11680 * targhooks.h (default_builtin_vectorized_function): New declaration.
11681 * target.h (struct vectorize): Add builtin_conversion field.
11682 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11683 stmt_vec_info_type value.
11684 (vectorizable_conversion): New declaration.
11685 * tree-vect-analyze.c (vect_analyze_operations): Add
11686 vectorizable_conversion call.
11687 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11688 * tree-vect-transform.c (vectorizable_conversion): New function.
11689 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11690 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11692 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11693 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11694 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11695 or ALTIVEC_BUILTIN_VCFSX.
11697 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11700 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11701 CONST_DOUBLE and operand 0 is a hard register.
11702 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11703 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11704 is a hard floating-point register.
11706 2007-02-10 Richard Henderson <rth@redhat.com>
11707 Jakub Jelinek <jakub@redhat.com>
11708 Alexandre Oliva <aoliva@redhat.com>
11710 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11711 * builtin-types.def (BT_WORD): Make unsigned.
11712 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11713 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11714 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11715 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11716 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11717 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11719 * expr.c (emutls_var_address): New.
11720 (expand_expr_real_1): Expand emulated tls.
11721 (expand_expr_addr_expr_1): Likewise.
11722 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11723 * output.h (emutls_finish): Declare.
11724 * toplev.c (compile_file): Call it.
11725 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11726 address before wrapping in CONST.
11727 * varasm.c (emutls_htab, emutls_object_type): New.
11728 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11729 (get_emutls_object_name, get_emutls_object_type): New.
11730 (get_emutls_init_templ_addr, emutls_decl): New.
11731 (emutls_common_1, emutls_finish): New.
11732 (assemble_variable): When emulating tls, swap decls; generate
11733 constructor for the emutls objects.
11734 (do_assemble_alias): When emulating tls, swap decl and target name.
11735 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11737 * varpool.c (decide_is_variable_needed): Look at force_output.
11738 Recurse for emulated tls.
11739 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11740 with decide_is_variable_needed.
11741 * emutls.c: New file.
11742 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11743 tls_object for real tls.
11745 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11747 PR rtl-optimization/29599
11748 * reload1.c (eliminate_regs_in_insn): Take the destination
11749 mode into account when computing the offset.
11751 2007-02-09 Stuart Hastings <stuart@apple.com>
11752 Richard Henderson <rth@redhat.com>
11754 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11755 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11756 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11757 fixuns_truncdfhi2): New.
11758 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11759 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11760 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11761 (floatunssidf2): Allow nonimmediate source.
11762 * config/i386/sse.md (movdi_to_sse): New.
11763 (vec_concatv2di): Drop '*'.
11764 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11765 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11766 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11768 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11769 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11770 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11771 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11772 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11773 ix86_build_const_vector.
11774 (x86_emit_floatuns): Rewrite.
11776 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11778 * genautomata.c (longest_path_length): Delete unused function.
11779 (struct state): Delete unused longest_path_length.
11780 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11781 (get_free_state): Delete unused.
11783 2007-02-09 Jan Hubicka <jh@suse.cz>
11785 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11786 * doc/invoke.texi (inline-unit-growth): Update default value.
11788 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11789 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11790 (rebuild_cgraph_edges): Likewise.
11791 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11792 (dump_cgraph_node): Dump frequencies.
11793 (cgraph_clone_edge): Add frequency scales.
11794 (cgraph_clone_node): Add freuqnecy.
11795 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11796 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11797 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11798 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11799 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11800 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11801 (save_inline_function_body): Likewise.
11802 * ipa-inline.c: inluce rtl.h
11803 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11804 (cgraph_edge_badness): Use frequencies.
11805 (cgraph_decide_recursive_inlining): Update clonning.
11806 (cgraph_decide_inlining_of_small_function): Dump frequency.
11807 * predict.c (estimate_bb_frequencies): Export.
11808 * predict.h (estimate_bb_frequencies): Declare.
11809 * tree-inline.c (copy_bb): Watch overflows.
11810 (expand_call_inline): Update call of cgraph_create_edge.
11811 (optimize_inline_calls): Use TODO flags to update frequnecies.
11812 * passes.h: Include predict.h
11813 (init_optimization_passes): Move profile ahead.
11814 (execute_function_todo): Handle TODO_rebuild_frequencies.
11816 2007-02-09 Roger Sayle <roger@eyesopen.com>
11818 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11819 the insbl or inswl pattern into a register.
11821 2007-02-09 Roger Sayle <roger@eyesopen.com>
11823 * config/ia64/ia64.md (bswapdi2): New define_insn.
11825 2007-02-09 Richard Henderson <rth@redhat.com>
11827 * config/i386/constraints.md (Ym): New constraint.
11828 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11829 (movdi_1_rex64): Split sse and xmm general register moves from
11830 memory move alternatives. Use conditional register constraints.
11831 (movsf_1, movdf_integer): Likewise.
11832 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11833 (movdf_integer_rex64): New.
11834 (pushsf_rex64): Fix output constraints.
11835 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11836 (sse2_stored): Likewise.
11837 (sse2_storeq_rex64): New.
11838 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11839 amd and not generic.
11840 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11841 for optimize_size. Remove SF/DFmode hack.
11843 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11845 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11848 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11849 Richard Sandiford <richard@codesourcery.com>
11851 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11852 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11853 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11854 m68k/t-mlib to tmake_file.
11855 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11856 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11857 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11858 Allow it to be cf or m68k. Set m68k_arch_family. If that
11859 variable is not empty, add t-$m68k_arch_family to tmake_file.
11860 Add t-mlibs to tmake_file.
11861 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11862 * config/m68k/t-cf: New file.
11863 * config/m68k/t-m68k: Likewise.
11864 * config/m68k/t-mlibs: Likewise.
11865 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11866 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11867 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11868 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11869 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11871 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11872 (INSTALL_LIBGCC): Delete.
11873 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11874 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11875 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11876 (M68K_MLIB_CPU): Define.
11877 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11878 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11879 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11881 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11882 Richard Guenther <rguenther@suse.de>
11884 PR middle-end/23361
11885 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11886 against INT_MIN/INT_MAX.
11887 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11888 file if a loop is removed.
11890 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11892 * calls.c (store_one_arg): Pass correct alignment to
11893 emit_push_insn for non-BLKmode values.
11894 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11895 unaligned stack slot via a suitably aligned slot.
11897 2007-02-08 DJ Delorie <dj@redhat.com>
11899 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11901 (legal_subregs): Use unsigned char, make const.
11902 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11904 2007-02-08 Paul Brook <paul@codesourcery.com>
11906 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11907 special interworking needed.
11909 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11911 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11912 conditional to __SSE2__.
11913 (Entries below should have been added to first ChangeLog
11914 entry for amdfam10 dated 2007-02-05)
11915 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11917 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11919 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11922 2007-02-08 DJ Delorie <dj@redhat.com>
11924 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11925 * config/m32c/m32c.c (legal_subregs): New.
11926 (m32c_illegal_subreg_p): New.
11927 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11928 unsupported subregs of hard regs.
11930 2007-02-08 Jan Hubicka <jh@suse.cz>
11932 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11933 the same one; always update histograms.
11935 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11937 * passes.c (init_optimization_passes): Tidy comment.
11939 2007-02-08 Roger Sayle <roger@eyesopen.com>
11941 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11942 strip zero_extend, bswap and rotates from POCOUNT's argument.
11943 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11944 zero_extend and rotates from PARITY's argument.
11945 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11946 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11947 of an integer constant at compile-time.
11949 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11952 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11954 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11957 * tree-ssa-live.c (remove_unused_locals): Do not remove
11958 TREE_ADDRESSABLE variables.
11959 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11960 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11961 FOR_CLOBBER. Update all users.
11962 If VAR has an associated alias set, add a virtual operand for
11963 it if no alias is found to conflict with the memory reference.
11965 2007-02-07 Jan Hubicka <jh@suse.cz>
11966 Robert Kidd <rkidd@crhc.uiuc.edu>
11968 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11970 2007-02-07 Ian Lance Taylor <iant@google.com>
11972 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11974 2007-02-07 Roger Sayle <roger@eyesopen.com>
11976 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11977 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11978 tablejumpdi, movsi_to_cr_one): Remove constraints from
11979 define_expand's match_operands.
11981 2007-02-07 Roger Sayle <roger@eyesopen.com>
11983 * global.c (compute_regsets): Move declatation of "i" inside of
11984 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11986 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11989 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11990 of INDIRECT_REF <RESULT_DECL>.
11992 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11994 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11995 Kaz Kojima <kkojima@gcc.gnu.org>
11998 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12000 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12002 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12004 * doc/loop.texi: Document possibility not to perform disambiguation
12005 of loops with multiple latches.
12006 * cfgloopmanip.c (alp_enum_p): Removed.
12007 (add_loop): Handle subloops. Use get_loop_body_with_size.
12008 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12009 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12010 the new forwarder block.
12011 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12012 Handle the case latch is NULL.
12013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12014 when marking loop exits.
12015 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12017 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12018 disambiguate_loops_with_multiple_latches.
12019 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12020 before fix_loop_structure.
12021 * cfgloop.c: Include pointer-set.h and output.h.
12022 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12023 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12024 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12025 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12026 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12027 disambiguate_multiple_latches, get_loop_body_with_size,
12028 disambiguate_loops_with_multiple_latches): New functions.
12029 (flow_loop_dump): Dump multiple latch edges.
12030 (flow_loop_nodes_find): Handle loops with multiple latches.
12031 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12032 (glb_enum_p): Modified.
12033 (get_loop_body): Use get_loop_body_with_size.
12034 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12035 (AVOID_CFG_MODIFICATIONS): New constant.
12036 (disambiguate_loops_with_multiple_latches, add_loop,
12037 get_loop_body_with_size): Declare.
12038 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12040 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12042 PR inline-asm/28686
12043 * global.c (compute_regsets): New function.
12044 (global_alloc): Refactored ELIMINABLE_REGSET
12045 and NO_GLOBAL_ALLOC_REGS computation out.
12046 (rest_of_handle_global_alloc): Call compute_regsets()
12047 for non-optimizing case.
12049 2007-02-06 Richard Henderson <rth@redhat.com>
12051 * config/i386/constraints.md (Y2): Rename from Y.
12052 (Yi): New constraint.
12053 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12054 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12055 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12056 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12057 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12058 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12059 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12060 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12061 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12062 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12063 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12064 vec_extractv2si_1): Change Y constraints to Y2.
12065 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12066 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12067 Change Y constraints to Y2.
12068 (sse2_loadld): Change Y constraints to x.
12070 2007-02-06 Roger Sayle <roger@eyesopen.com>
12072 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12073 (parity<mode>2): New define_expand using rs6000_emit_parity.
12074 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12075 rs6000_emit_parity): New functions.
12076 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12077 rs6000_emit_parity): Prototype here.
12079 2007-02-06 Ian Lance Taylor <iant@google.com>
12081 * lower-subreg.c (simple_move_operand): Reject CONST.
12082 (resolve_clobber): Call validate_change rather than directly
12083 assigning to XEXP (pat, 0).
12085 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12087 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12088 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12089 (tree-cfg.o): Remove hashtab.h dependency.
12091 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12092 (struct ivopts_data): Change niters to pointer_map_t.
12093 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12094 (niter_for_exit): Create pointer_map on demand. Change for
12096 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12097 (free_loop_data): Destroy data->niters if created and reset field.
12098 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12099 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12101 * tree-ssa-reassoc.c: Include pointer-set.h.
12102 (bb_rank): Change to long *.
12103 (operand_rank): Change to pointer_map_t.
12104 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12105 (insert_operand_rank): Accept long.
12106 (operand_entry_hash, operand_entry_eq): Remove.
12107 (get_rank): Return long. Adjust for changes above.
12108 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12110 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12112 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12113 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12114 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12116 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12117 directly since it cannot be NULL.
12118 (get_vi_for_tree): Rewrite for pointer_map API.
12119 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12120 (init_alias_vars): Create vi_for_tree as pointer_map.
12121 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12123 * tree-cfg.c: Don't include hashtab.h.
12124 (edge_to_cases): Declare as pointer_map.
12125 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12127 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12128 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12129 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12131 (record_switch_edge): Delete.
12132 (get_cases_for_edge): Adjust for pointer_map API, inline
12133 record_switch_edge (rewritten for new API), remove goto.
12135 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12137 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12138 * tree-nested.c: Include pointer-set.h.
12139 (var_map_elt, var_map_eq, var_map_hash): Delete.
12140 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12141 to pointer_map_t's.
12142 (nesting_info_bitmap_obstack): New.
12143 (lookup_field_for_decl): Adjust for pointer_map API.
12144 (lookup_tramp_for_decl): Adjust for pointer_map API.
12145 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12146 (get_local_debug_decl): Adjust for pointer_map API.
12147 (convert_nl_goto_reference): Adjust for pointer_map API.
12148 (convert_nl_goto_receiver): Adjust for pointer_map API.
12149 (create_nesting_tree): Create outside GGC space. Create bitmap on
12150 the new obstack. Create field_map and var_map as pointer_maps.
12151 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12153 (lower_nested_functions): Move root here, no need to NULL it.
12154 Initialize and release the obstack.
12156 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12158 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12159 Remove prototypes and make them non-static.
12160 (struct tree_int_map): Remove.
12161 * tree.h (struct tree_int_map): Move here, turning TO into an
12163 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12165 * tree.h (TREE_COMPLEXITY): Remove.
12166 (struct tree_exp): Remove complexity field.
12167 * tree.c (build1_stat): Don't set it.
12169 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12170 Victor Kaplansky <victork@il.ibm.com>
12172 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12173 (vect_is_simple_reduction): Support reduction with induction as
12174 one of the operands.
12175 (vect_is_simple_iv_evolution): Fix formatting.
12176 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12177 formatting. Don't mark induction phis for vectorization.
12178 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12179 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12180 (vect_get_vec_def_for_operand): Support induction.
12181 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12183 (vectorizable_reduction): Support reduction with induction as one of
12185 (vectorizable_type_demotion): Use def-type of stmt argument rather
12186 than dummy def-type.
12188 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12189 flag_tree_scev_cprop.
12190 * common.opt (tree-scev-cprop): New flag.
12192 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12193 call to vect_get_new_vect_var.
12195 2007-02-06 Ira Rosen <irar@il.ibm.com>
12197 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12198 vectype is not NULL.
12199 (vect_pattern_recog_1): Likewise.
12201 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12203 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12204 (fold_negate_expr): Likewise.
12206 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12209 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12210 even if cv-qualification is the same.
12212 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12214 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12215 __enable_execute_stack on completion.
12217 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12219 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12220 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12221 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12222 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12223 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12224 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12225 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12226 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12230 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12231 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12232 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12233 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12234 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12235 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12236 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12237 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12238 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12239 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12240 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12241 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12242 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12243 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12244 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12245 sqrtextenddfxf2_i387): Added amdfam10_decode.
12247 * config/i386/athlon.md (athlon_idirect_amdfam10,
12248 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12249 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12250 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12251 athlon_ivector_store_amdfam10): New define_insn_reservation.
12252 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12255 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12257 * config/i386/athlon.md (athlon_call_amdfam10,
12258 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12259 define_insn_reservation.
12260 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12261 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12262 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12264 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12266 * config/i386/athlon.md (athlon_sseld_amdfam10,
12267 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12268 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12272 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12273 define_insn_reservation.
12274 * config/i386/i386.md (sseins): Added sseins to define_attr type
12275 and define_attr unit.
12276 * config/i386/sse.md: Set type attribute to sseins for insertq
12279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12281 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12282 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12283 ssecomi_load_amdfam10, ssecomi_amdfam10,
12284 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12285 define_insn_reservation.
12286 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12288 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12290 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12291 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12292 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12293 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12294 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12295 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12296 define_insn_reservation.
12298 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12299 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12300 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12301 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12302 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12306 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12307 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12308 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12309 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12310 athlon_ssemul_load_k8): Added amdfam10.
12312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12314 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12315 (x86_sse_unaligned_move_optimal): New variable.
12317 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12319 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12320 for unaligned vector SSE double/single precision loads for AMDFAM10.
12322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12324 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12325 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12326 Define TARGET_CPU_DEFAULT_amdfam10.
12327 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12328 (processor_type): Add PROCESSOR_AMDFAM10.
12330 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12331 processor_type in config/i386/i386.h.
12332 Enable imul peepholes for TARGET_AMDFAM10.
12334 * config.gcc: Add support for --with-cpu option for amdfam10.
12336 * config/i386/i386.c (amdfam10_cost): New variable.
12337 (m_AMDFAM10): New macro.
12338 (m_ATHLON_K8_AMDFAM10): New macro.
12339 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12340 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12341 x86_promote_QImode, x86_integer_DFmode_moves,
12342 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12343 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12344 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12345 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12346 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12347 Enable/disable for amdfam10.
12348 (override_options): Add amdfam10_cost to processor_target_table.
12349 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12350 processor_alias_table.
12351 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12352 (ix86_adjust_cost): Add code for amdfam10.
12354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12356 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12357 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12358 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12359 * config/i386/i386.h: Add builtin definition for SSE4A.
12360 * config/i386/i386.md: Add support for ABM instructions
12361 (popcnt and lzcnt).
12362 * config/i386/sse.md: Add support for SSE4A instructions
12363 (movntss, movntsd, extrq, insertq).
12364 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12365 Add -march=amdfam10 flag.
12366 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12367 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12369 * doc/extend.texi: Add documentation for SSE4A builtins.
12371 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12373 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12375 2007-02-05 Richard Guenther <rguenther@suse.de>
12377 * tree-vectorizer.h (vectorizable_function): Add argument type
12378 argument, change return type.
12379 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12380 * tree-vect-transform.c (vectorizable_function): Handle extra
12381 argument, return vectorized function decl.
12382 (build_vectorized_function_call): Remove.
12383 (vectorizable_call): Handle calls with result and argument types
12384 differing. Handle loop vectorization factor correctly.
12385 * targhooks.c (default_builtin_vectorized_function): Adjust for
12387 * targhooks.h (default_builtin_vectorized_function): Likewise.
12388 * target.h (builtin_vectorized_function): Add argument type
12390 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12391 extra argument, allow vectorizing of lrintf.
12392 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12393 documentation of target hook.
12395 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12398 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12399 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12400 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12402 2007-02-05 Roger Sayle <roger@eyesopen.com>
12404 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12405 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12406 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12407 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12408 before canonicalizing sincos to cexpi.
12409 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12411 2007-02-05 Roger Sayle <roger@eyesopen.com>
12413 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12414 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12415 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12417 2007-02-05 Roger Sayle <roger@eyesopen.com>
12419 * mips-tfile.c (initialize_init_file): Correct endianness test.
12421 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12423 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12424 the 'y' constraint.
12426 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12428 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12429 saves in a PARALLEL before the register assignments.
12431 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12433 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12434 DWARF_FRAME_RETURN_COLUMN to be a general register.
12435 * dwarf2out.c (init_return_column_size): New function, split from...
12436 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12437 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12438 to be nongeneral registers.
12439 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12441 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12442 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12444 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12446 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12448 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12450 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12451 (remove_path): Use can_remove_branch_p and remove_branch instead
12452 of loop_delete_branch_edge.
12453 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12454 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12455 Update profile using scale_dominated_blocks_in_loop.
12456 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12457 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12458 (can_remove_branch_p, remove_branch): Declare.
12459 * tree-cfg.c (tree_can_remove_branch_p): New function.
12460 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12461 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12462 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12464 2007-02-05 Jan Hubicka <jh@suse.cz>
12466 PR middle-end/30696
12467 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12468 nodes in cgraph, don't remove offline copy of the function.
12470 2007-02-04 Jan Hubicka <jh@suse.cz>
12472 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12473 vectors might cause maybe_lookup_element_for_expr to be called
12474 on non-sra-candidate.
12476 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12478 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12479 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12480 spelling conventions.
12482 2007-02-04 Richard Guenther <rguenther@suse.de>
12484 PR middle-end/30636
12485 * fold-const.c (try_move_mult_to_index): Make sure to not
12486 overflow one dimension of a multi-dimensional array access.
12488 2007-02-04 Jan Hubicka <jh@suse.cz>
12490 * passes.c (init_optimization_passes): Reindent.
12492 2007-02-04 Jan Hubicka <jh@suse.cz>
12493 Eric Botcazou <ebotcazou@adacore.com>
12495 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12496 (execute_fixup_cfg): Break out the abnormal goto code.
12497 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12498 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12499 (optimize_inline_calls): Call make_nonlocal_label_edges.
12501 2007-02-04 Jan Hubicka <jh@suse.cz>
12503 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12504 true when something was changed.
12505 (rename_ssa_copies): When something was changed, do
12506 TODO_remove_unused_locals.
12507 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12508 add TODO_remove_unused_locals when instruction was removed.
12510 2007-02-04 Jan Hubicka <jh@suse.cz>
12512 * ipa-inline.c (try_inline): Improve debug output; work on already
12514 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12515 call try_inline for already inlined edges too when flattening;
12516 inline also functions that make callee growth but overall unit size
12519 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12521 * config/m32c/bitops.md, config/m32c/jump.md,
12522 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12523 config/m32r/m32r.h, config/m32r/m32r.md,
12524 config/m32r/predicates.md, config/m68hc11/larith.asm,
12525 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12526 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12527 config/mips/mips-protos.h, config/mips/mips.c,
12528 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12529 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12530 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12531 spelling conventions.
12533 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12534 Follow spelling conventions.
12536 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12538 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12539 warn about C++0x compatibility.
12541 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12543 * config/h8300/h8300.c, config/h8300/h8300.h,
12544 config/h8300/h8300.md: Follow spelling conventions.
12546 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12548 PR middle-end/30667
12549 * combine.c (try_combine): Do not substitute source operand
12550 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12552 2007-02-03 Jan Hubicka <jh@suse.cz>
12554 PR gcov-profile/30650
12555 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12556 do not divide by zero for never executed counters.
12557 (tree_find_values_to_profile): Fix counters.
12558 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12560 2007-02-03 Ian Lance Taylor <iant@google.com>
12562 * lower-subreg.c (simple_move_operand): New static function,
12563 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12565 (simple_move): Call simple_move_operand.
12566 (find_decomposable_subregs): Add special handling of MEMs.
12567 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12568 meaning of return value. If we see a hard register, test whether
12569 it can store a word_mode value. Change all callers.
12571 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12573 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12574 ftrapv insns and expanders.
12575 (subdi3): Change define_expand operand 1 to arith11_operand, and
12576 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12577 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12578 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12581 PR middle-end/30174
12582 * varasm.c (notice_global_symbol): Treat global objects as weak when
12583 flag_shlib is true.
12585 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * emit-rtl.c (dconstpi): Delete.
12588 (dconstsqrt2): New.
12589 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12590 * real.h (dconstpi): Delete.
12591 (dconstsqrt2): New.
12592 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12593 (fold_builtin_hypot): Likewise.
12595 2007-02-03 Tom Tromey <tromey@redhat.com>
12598 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12599 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12601 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12603 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12604 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12605 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12606 config/rs6000/cell.md, config/rs6000/darwin.h,
12607 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12608 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12609 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12610 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12611 typos. Follow spelling conventions.
12612 * doc/invoke.texi: Follow spelling conventions.
12614 2007-02-03 Roger Sayle <roger@eyesopen.com>
12616 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12617 canonicalization transformations that attempt to simplify integer
12618 constant comparisons to become comparisons against zero.
12620 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12622 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12624 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12625 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12627 2007-02-02 Mike Stump <mrs@apple.com>
12629 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12630 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12631 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12632 generate a branch island.
12634 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12636 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12637 (xtensa_legitimate_address_p): New.
12638 (xtensa_legitimize_address): New.
12639 (xtensa_output_addr_const_extra): New.
12640 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12642 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12643 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12644 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12645 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12646 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12647 (xtensa_legitimize_address): New.
12648 (xtensa_output_addr_const_extra): New.
12650 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12652 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12654 2007-02-02 Ian Lance Taylor <iant@google.com>
12656 * expmed.c (expand_divmod): Add comment.
12658 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12660 * emit-rtl.c (renumber_insns): Remove.
12661 * flags.h: Remove the extern for flag_renumber_insns.
12662 * rtl.h: Remove the prototype for renumber_insns.
12663 * toplev.c (flag_renumber_insns): Remove.
12665 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12667 Revert for x86 darwin:
12668 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12670 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12671 code before the following patch under TARGET_MACHO.
12672 (ix86_function_value_regno_p): Likewise.
12674 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12676 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12679 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12682 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12683 general or fp registers. Add comments.
12684 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12686 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12688 * pointer-set.c (insert_aux): Only return insertion slot.
12689 (pointer_set_insert): Adjust.
12690 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12691 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12692 pointer_map_traverse): New.
12693 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12694 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12695 pointer_map_contains, pointer_map_traverse): Declare.
12697 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12699 PR middle-end/30473
12700 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12701 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12703 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12705 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12707 (struct _dep): New type.
12708 (dep_t): New typedef.
12709 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12710 (DEP_STATUS): New access macro. The macro with the same name was
12711 renamed to DEP_LINK_STATUS.
12712 (dep_init): Declare function
12714 (struct _dep_link): New type.
12715 (dep_link_t): New typedef.
12716 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12717 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12718 (DEP_LINK_STATUS): New macro.
12719 (debug_dep_links): New debug function.
12721 (struct _deps_list): New type.
12722 (deps_list_t): New typedef.
12723 (DEPS_LIST_FIRST): New access macro.
12724 (FOR_EACH_DEP_LINK): New cycle macro.
12725 (create_deps_list, free_deps_list, delete_deps_list): Declare
12727 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12728 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12729 (copy_deps_list_change_con): Ditto.
12731 (move_dep_link): Declare function.
12733 (struct _dep_node): New type.
12734 (dep_node_t): New typedef.
12735 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12737 (struct haifa_insn_data.back_deps): New field to hold backward
12738 dependencies of the insn.
12739 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12741 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12742 Change its type to deps_list_t.
12743 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12744 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12745 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12747 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12749 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12751 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12753 (dep_cost): Declare.
12755 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12756 (ds_to_dk, dk_to_ds): New functions.
12758 (init_dep_1): New static function.
12759 (init_dep): New function.
12760 (copy_dep): New static function.
12762 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12764 (detach_dep_link): New static function.
12765 (move_dep_link): New function.
12767 (dep_links_consistent_p, dump_dep_links): New static functions.
12768 (debug_dep_links): New debugging function.
12770 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12772 (alloc_deps_list, init_deps_list): New static functions.
12773 (create_deps_list): New function.
12774 (clear_deps_list): New static function.
12775 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12776 (deps_list_consistent_p, dump_deps_list): New static functions.
12777 (debug_deps_list): New function.
12778 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12780 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12782 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12783 use new scheduler dependencies lists.
12784 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12785 (sched_analyze): Ditto. Initialize dependencies lists.
12786 (add_forw_dep, compute_forward_dependences): Update to use new
12787 scheduler dependencies lists.
12789 (init_dependency_caches): Init deps_obstack.
12790 (free_dependency_caches): Free deps_obstack.
12792 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12793 new scheduler dependencies lists.
12794 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12795 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12797 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12798 Update to use new scheduler dependencies lists.
12799 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12800 (debug_dependencies): Ditto.
12801 (schedule_region): Update comments.
12803 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12804 scheduler dependencies lists.
12805 (schedule_ebb): Update comments.
12807 * rtl.def (DEPS_LIST): Remove.
12809 * lists.c (unused_deps_list): Remove.
12810 (free_list): Update assertions.
12812 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12813 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12815 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12816 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12818 * haifa-sched.c (comments): Update.
12819 (insn_cost1): Remove. Inline the code into insn_cost ().
12820 (insn_cost): Update to use new scheduler dependencies lists. Move
12821 processing of the dependency cost to dep_cost ().
12822 (dep_cost): New function. Use it instead of insn_cost () when
12823 evaluating cost of the dependency. Use compatible interface to
12824 interact with the target.
12825 (priority): Update to use new scheduler dependencies lists.
12826 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12827 with greater number of insns that depend on the insn.
12828 (schedule_insn): Update to use new scheduler dependencies lists. Add
12829 code to free backward dependencies lists. Inline and optimize code
12830 from resolve_dep () - see PR28071.
12831 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12832 lists. Update call to targetm.sched.is_costly_dependence hook.
12834 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12835 scheduler dependencies lists.
12837 (resolve_dep): Remove. Move the logic to schedule_insn ().
12838 (init_h_i_d): Initialize dependencies lists.
12840 (process_insn_depend_be_in_spec): Rename to
12841 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12842 dependencies lists.
12843 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12844 Update to use new scheduler dependencies lists.
12845 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12847 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12848 new scheduler dependencies lists.
12849 (build_intra_loop_deps): Ditto.
12851 * target.h (struct _dep): Declare to use in
12852 gcc_target.sched.is_costly_dependence.
12853 (struct gcc_target.sched.adjust_cost): Fix typo.
12854 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12855 single dep_t parameter instead of an equivalent triad.
12856 (struct gcc_target.sched.adjust_cost_2): Remove.
12858 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12860 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12862 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12864 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12866 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12867 (REG_DEP_TRUE): Document.
12869 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12870 Change signature to correspond to the targetm.sched.adjust_cost hook.
12871 Update use in TARGET_SCHED_ADJUST_COST_2.
12872 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12873 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12874 new scheduler dependencies lists.
12875 (ia64_gen_check): Ditto.
12877 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12878 dependencies lists.
12880 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12881 signature to correspond to the targetm.sched.is_costly_dependence hook.
12882 (is_costly_group): Update to use new scheduler dependencies lists.
12884 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12885 instead of INSN_COST () macro.
12887 2007-02-01 Ian Lance Taylor <iant@google.com>
12889 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12891 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12893 * pa.md (tp_load): Correct mfctl instruction syntax.
12895 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12897 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12898 altivec_padding_size calculation on AIX. Improve comment, add
12899 assert to verify that it's right.
12901 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12904 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12906 PR inline-asm/28686
12907 * global.c (global_alloc): Add mising initialization of
12910 2007-02-01 Roger Sayle <roger@eyesopen.com>
12912 * alias.c (init_alias_analysis): Correct whitespace.
12913 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12914 partition_hot_cold_basic_blocks): Likewise.
12915 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12916 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12917 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12918 fold_builtin_snprintf_chk, fold_builtin_printf,
12919 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12920 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12921 * cfgcleanup.c (cleanup_cfg): Likewise.
12922 * cfgexpand.c (tree_expand_cfg): Likewise.
12923 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12924 * function.c (get_next_funcdef_no): Likewise.
12925 * gengtype.c (main): Likewise.
12926 * genmodes.c (main): Likewise.
12927 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12928 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12929 * ifcvt.c (noce_emit_move_insn): Likewise.
12930 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12932 * stor-layout.c (get_best_mode): Likewise.
12933 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12934 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12935 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12936 perform_var_substitution, solve_graph): Likewise.
12937 * tree-vrp.c (vrp_finalize): Likewise.
12939 2007-02-01 Ian Lance Taylor <iant@google.com>
12941 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12942 high part of a paradoxical subreg, return a constant zero.
12944 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12946 * toplev.c (lang_dependent_init): Call init_set_costs.
12947 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12949 2007-02-01 Richard Guenther <rguenther@suse.de>
12951 PR middle-end/30656
12952 * fold-const.c (fold_negate_expr): Allow negating a
12953 constant if overflow does not change.
12955 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12957 * doc/c-tree.texi (Expression trees): Improve markup.
12958 * doc/tm.texi (Register Classes, Addressing Modes)
12959 (Floating Point): Fix spacing after abbreviations. Fix some
12962 2007-02-01 Ben Elliston <bje@au.ibm.com>
12964 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12965 * doc/contrib.texi: Likewise.
12966 * doc/install.texi: Likewise.
12968 2007-01-31 Richard Henderson <rth@redhat.com>
12969 Ian Lance Taylor <iant@google.com>
12971 * lower-subreg.c: New file.
12972 * rtl.def (CONCATN): Define.
12973 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12974 pass_lower_subreg2.
12975 * emit-rtl.c (update_reg_offset): New static function, broken out
12976 of gen_rtx_REG_offset.
12977 (gen_rtx_REG_offset): Call update_reg_offset.
12978 (gen_reg_rtx_offset): New function.
12979 * regclass.c: Revert patch of 2006-03-05, restoring
12981 (clear_reg_info_regno): New function.
12982 * dwarf2out.c (concatn_loc_descriptor): New static function.
12983 (loc_descriptor): Handle CONCATN.
12984 * common.opt (fsplit_wide_types): New option.
12985 * opts.c (decode_options): Set flag_split_wide_types when
12987 * timevar.def (TV_LOWER_SUBREG): Define.
12988 * rtl.h (gen_reg_rtx_offset): Declare.
12989 (reg_scan_update): Declare.
12990 * regs.h (clear_reg_info_regno): Declare.
12991 * tree-pass.h (pass_lower_subreg): Declare.
12992 (pass_lower_subreg2): Declare.
12993 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12994 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12995 -fsplit-wide-types.
12996 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12997 * Makefile.in (OBJS-common): Add lower-subreg.o.
12998 (lower-subreg.o): New target.
13000 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13002 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13004 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13007 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13009 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13011 PR middle-end/29335
13012 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13014 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13016 * cfgloop.h: Include vec-prim.h.
13017 (enum li_flags): Remove LI_ONLY_OLD.
13018 (loop_iterator): Changed.
13019 (fel_next, fel_init): Iterate over loop tree.
13020 (FOR_EACH_LOOP_BREAK): New macro.
13021 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13023 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13024 * modulo-sched.c (sms_schedule): Ditto.
13025 * tree-vectorizer.c (vectorize_loops): Ditto.
13026 * doc/loop.texi: Update information on loop numbering and behavior of
13027 FOR_EACH_LOOP wrto new loops.
13028 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13029 add_to_evolution_1): Test nestedness of loops instead of comparing
13031 * tree-chrec.c (chrec_fold_plus_poly_poly,
13032 chrec_fold_multiply_poly_poly, chrec_evaluate,
13033 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13034 reset_evolution_in_loop): Ditto.
13035 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13037 2007-01-31 Dirk Mueller <dmueller@suse.de>
13039 * c-common.c (warn_about_parentheses): Separate warning about
13040 un-parenthized sequence of comparison operators from the one
13041 which is supposed to warn about x <= y <= z.
13043 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13045 * optabs.h (enum optab_index): Add new OTI_isinf.
13046 (isinf_optab): Define corresponding macro.
13047 * optabs.c (init_optabs): Initialize isinf_optab.
13048 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13050 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13051 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13053 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13054 expand_builtin_interclass_mathfn.
13055 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13056 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13057 (fxam<mode>2_i387): New insn pattern.
13058 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13059 built-in functions as x87 inline asm.
13061 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13063 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13065 2007-01-30 Eric Christopher <echristo@apple.com>
13067 * config.gcc: Add geode.
13069 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13071 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13072 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13073 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13074 value-prof.c: Fix comment typos.
13076 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13079 * doc/invoke.texi (Wpointer-arith): Document warning.
13081 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13083 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13084 the list of discrepancies from the draft TR.
13086 2007-01-30 Dirk Mueller <dmueller@suse.de>
13089 * doc/invoke.texi (-Wreturn-type): Update description to
13090 match new behavior.
13092 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13094 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13096 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13098 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13099 to handle optabs that operate on floating point input argument and
13100 output to integer output.
13101 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13102 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13103 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13104 expand_builtin_interclass_mathfn ().
13105 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13106 (ilogbsi2): Remove.
13107 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13108 ilogbl built-in functions as x87 intrinsics.
13110 2007-01-30 Richard Guenther <rguenther@suse.de>
13112 PR middle-end/27657
13113 * dwarf2out.c (reference_to_unused): Query varpool if the
13114 variable was output.
13116 2007-01-30 Richard Guenther <rguenther@suse.de>
13118 PR middle-end/30313
13119 * passes.c (execute_one_pass): Reset in_gimple_form to not
13120 confuse non-unit-at-a-time mode.
13122 2007-01-29 Roger Sayle <roger@eyesopen.com>
13123 Richard Guenther <rguenther@suse.de>
13125 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13126 avoid undefined behaviour on overflow. Use force_fit_type_double
13127 to construct the constant with the specified TREE_OVERFLOW.
13129 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13131 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13132 * config/dfp-bit.h: Ditto.
13134 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13136 * c-decl.c (pop_scope): Replace warnings with call to
13137 warn_for_unused_label.
13138 * c-common.h (warn_for_unused_label): Declare.
13139 * c-common.c (warn_for_unused_label): Define.
13141 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13143 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13146 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13148 * Makefile.in (USER_H): Remove decfloat.h.
13149 * ginclude/decfloat.h: Delete, moving contents to ...
13150 * ginclude/float.h: Add support for decimal floating point,
13151 guarded by __STDC_WANT_DEC_FP__.
13153 2007-01-29 Mike Stump <mrs@apple.com>
13155 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13156 Analysis and Representation to resolve case insensitive conflict.
13157 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13159 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13161 * tree.h (struct tree_memory_tag): Add aliases member.
13162 (MTAG_ALIASES): New macro.
13163 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13164 (add_may_alias): Remove pointer-set. Update for may_aliases being
13166 (mark_aliases_call_clobbered): Update for may_aliases being a
13168 (compute_tag_properties): Ditto.
13169 (create_partition_for): Ditto.
13170 (compute_memory_partitions): Ditto.
13171 (dump_may_aliases_for): Ditto.
13172 (is_aliased_with): Ditto.
13173 (add_may_alias_for_new_tag): Ditto.
13174 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13175 (compute_is_aliased): New function.
13176 (compute_may_aliases): Call compute_is_aliased).
13177 (init_alias_info): Initialize alias_bitmap_obstack.
13178 (union_alias_set_into): New function.
13179 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13180 (have_common_aliases_p): Rewrite to take two bitmaps and use
13182 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13183 Update for bitmaps.
13184 (finalize_ref_all_pointers): Update for add_may_alias changes.
13185 (new_type_alias): Ditto.
13186 * tree-flow-inline.h (may_aliases): Return a bitmap.
13187 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13188 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13189 may_aliases being a bitmap.
13190 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13191 may_aliases now returns a bitmap.
13192 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13194 * tree-ssa-operands.c (add_virtual_operand): Update for
13195 may_aliases being a bitmap.
13197 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13199 PR tree-optimization/30630
13200 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13201 variable as changed.
13203 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13206 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13207 expanded only once even if an error occurs.
13209 2007-01-29 Ben Elliston <bje@au.ibm.com>
13211 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13212 (__gcov_average_profiler): Likewise.
13213 (__gcov_ior_profiler): Likewise.
13214 (__gcov_merge_ior): Likewise.
13216 2007-01-28 Jan Hubicka <jh@suse.cz>
13218 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13219 * value-prof.c (stringop_block_profile): Likewise.
13221 2007-01-28 Jan Hubicka <jh@suse.cz>
13223 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13224 variant handling histograms; add wrapper.
13225 (clear_storage_via_libcall): Export.
13226 (emit_block_move_hints): Break out from ...; add histograms.
13227 (emit_block_move): ... this one.
13228 (clear_storage_hints): Break out from ...; add histograms.
13229 (clear_storage): ... this one.
13230 (set_storage_via_memset): Handle histogram.
13231 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13232 (clear_storage_hints, clear_storage_via_libcall): Declare.
13233 (set_storage_via_setmem): Update prototype.
13234 * doc/md.texi (movmem, setmem): Document new arguments.
13236 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13238 (stringop_block_profile): New global function.
13239 (tree_stringops_values_to_profile): Profile block size and alignment.
13240 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13242 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13243 (stringop_block_profile): Declare.
13244 * builtins.c: Include value-prof.h.
13245 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13246 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13247 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13248 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13249 * profile.c (instrument_values): Add new counters.
13250 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13252 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13253 (tree_init_edge_profiler): Build new profilers.
13254 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13255 (pass_tree_profile): Add dump.
13256 (tree_profile_hooks): Update.
13257 * Makefile.in (LIBGCOV): Add new constants.
13258 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13259 __gcov_ior_profiler): New.
13260 * i386.md (movmem/setmem expanders): Add new optional arguments.
13262 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13264 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13266 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13268 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13269 (tree_unswitch_single_loop): Pass eni_size_weights to
13270 tree_num_loop_insns.
13271 * tree-ssa-loop-manip.c: Include tree-inline.h.
13272 (can_unroll_loop_p): Pass eni_size_weights to
13273 tree_num_loop_insns.
13274 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13275 Pass eni_size_weights to estimate_num_insns.
13276 * tree.h (init_inline_once): Export.
13277 * toplev.c (backend_init): Call init_inline_once.
13278 * cgraphunit.c (cgraph_process_new_functions,
13279 cgraph_analyze_function): Pass eni_inlining_weights to
13280 estimate_num_insns.
13281 * ipa-inline.c (compute_inline_parameters): Ditto.
13282 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13283 to estimate_num_insns.
13284 (try_unroll_loop_completely): Pass eni_size_weights to
13285 tree_num_loop_insns.
13286 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13287 ot estimate_num_insns.
13288 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13289 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13290 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13291 eni_time_weights): New variables.
13292 (init_inline_once): Initialize them.
13293 (struct eni_data): Mew.
13294 (estimate_num_insns_1, estimate_num_insns): Use weights.
13295 * tree-inline.h (struct eni_weights_d): New.
13296 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13297 (estimate_num_insns): Declaration changed.
13298 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13299 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13300 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13302 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13304 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13305 relations in the conflict function is valid.
13307 2007-01-27 Ian Lance Taylor <iant@google.com>
13309 * common.opt: Add fstrict-overflow.
13310 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13311 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13312 (TYPE_OVERFLOW_UNDEFINED): Define.
13313 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13315 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13316 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13317 (fold_negate_expr): Likewise.
13318 (make_range): Likewise.
13319 (extract_muldiv_1): Likewise.
13320 (maybe_canonicalize_comparison): Likewise.
13321 (fold_comparison): Likewise.
13322 (fold_binary): Likewise.
13323 (tree_expr_nonnegative_p): Likewise.
13324 (tree_expr_nonzero_p): Likewise.
13325 * tree-vrp.c (compare_values): Likewise.
13326 (extract_range_from_binary_expr): Likewise.
13327 (extract_range_from_unary_expr): Likewise.
13328 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13330 (nowrap_type_p): Likewise.
13331 * tree-scalar-evolution.c (simple_iv): Likewise.
13332 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13333 (build_range_check): Likewise.
13334 (extract_muldiv_1): Likewise.
13335 (fold_comparison): Likewise.
13336 * tree-vrp.c (vrp_int_const_binop): Likewise.
13337 (extract_range_from_unary_expr): Likewise.
13338 * convert.c (convert_to_integer): Likewise.
13339 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13340 (fold_comparison): Likewise.
13341 (fold_binary): Likewise.
13342 * optabs.c (optab_for_tree_code): Likewise.
13343 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13344 * simplify-rtx.c (simplify_const_relational_operation): Check
13345 flag_strict_overflow and flag_trapv.
13346 (simplify_const_relational_operation): Likewise.
13347 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13348 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13351 2007-01-27 Roger Sayle <roger@eyesopen.com>
13353 * tree.c (tree_fold_gcd): Delete.
13354 * tree.h (tree_fold_gcd): Remove prototype.
13355 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13356 test whether one constant integer is a multiple of another. Instead
13357 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13358 * fold-const.c (multiple_of_p): We've determined both TOP and
13359 BOTTOM are integer constants so we can call int_const_binop directly
13360 instead of the more generic const_binop.
13362 2007-01-27 Roger Sayle <roger@eyesopen.com>
13364 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13365 1*X check that the constant hasn't overflowed, to preserve the
13367 (round_up): Provide an efficient implementation when rouding-up an
13368 INTEGER_CST to a power-of-two.
13370 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13372 * doc/sourcebuild.texi: Add comma for clarity.
13373 * doc/extend.texi: Fix some typos.
13374 * doc/passes.texi: Likewise.
13375 * doc/cppinternals.texi: Likewise.
13376 * doc/c-tree.texi: Likewise.
13377 * doc/tree-ssa.texi: Likewise.
13378 * doc/install.texi: Likewise.
13380 2007-01-27 Jan Hubicka <jh@suse.cz>
13382 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13383 (pass_sra): Do not require alias information.
13384 * passes.c (init_optimization_passes): Add SRA
13386 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13388 * tracer.c (rest_of_handle_tracer): We already cleaned
13389 up the CFG in tracer() so don't do it here again.
13390 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13391 cleanup_cfg here, either. And don't call renumber_insns.
13393 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13394 and BB_HEAD are in the insn stream here. Instead make sure
13395 that BB_INSN is valid on all insns. Also, do check here that
13396 there are no pending branch predictions...
13397 (rtl_verify_flow_info): ...instead of doing it here. Checks
13398 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13401 2007-01-26 Roger Sayle <roger@eyesopen.com>
13403 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13404 function to simplify/factorize operand order canonicalization.
13405 (ix86_fixup_binary_operands): Reorganize using the above function.
13406 (ix86_binary_operator_ok): Likewise.
13408 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13410 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13411 file scope from optimize_attrs.
13412 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13414 (optimize_attrs): Clear insn_code_values after freeing it.
13416 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13418 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13419 a parts.base assignment.
13421 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13423 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13424 (compute_subscript_distance, initialize_data_dependence_relation,
13425 finalize_ddr_dependent, analyze_ziv_subscript,
13426 analyze_siv_subscript_cst_affine,
13427 compute_overlap_steps_for_affine_univar,
13428 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13429 analyze_siv_subscript, analyze_miv_subscript,
13430 analyze_overlapping_iterations, subscript_dependence_tester_1,
13431 compute_self_dependence, free_dependence_relation): Work
13432 with affine_fn instead of chrecs.
13433 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13434 common_affine_function, affine_function_base,
13435 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13436 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13437 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13438 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13439 (all_chrecs_equal_p): Removed.
13440 * tree-data-ref.h (affine_fn, conflict_function): New types.
13441 (struct subscript): Change type of conflicting_iterations_in_a
13442 and conflicting_iterations_in_b.
13444 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13447 * config/pa/pa.h (TARGET_HPUX_11): New.
13448 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13449 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13451 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13452 Richard Guenther <rguenther@suse.de>
13454 * tree-ssa-structalias.c (solve_graph): Handle case
13455 we merged the variable to another.
13457 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13459 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13462 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13463 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13465 2007-01-25 DJ Delorie <dj@redhat.com>
13467 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13468 allow changes to modes which don't fit in those registers.
13470 * reload1.c (choose_reload_regs): Check for invalid subregs before
13471 computing their locations, not after.
13473 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13476 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13477 save Altivec registers in an eh_return function.
13478 (compute_vrsave_mask): Likewise.
13479 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13480 for saving Altivec registers.
13481 (rs6000_emit_prologue): Don't allocate stack twice in
13482 eh_return function. Correct expected value of altivec_save_offset
13483 when using save_world. Describe save of R0 to stack when using
13484 save_world. Describe stack pointer adjustment when using
13485 save_world. Remove duplicated eh_return parameter register saving.
13486 Update sp_offset variable after save_world.
13487 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13489 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13490 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13493 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13495 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13497 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13500 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13501 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13503 2007-01-25 Richard Guenther <rguenther@suse.de>
13505 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13506 * common.opt (-Wcoverage-mismatch): New warning option.
13507 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13508 if -Wcoverage-mismatch is given.
13510 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13512 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13513 (ipcp_driver): Change to static definition.
13514 Add dumping of the ifunctions.
13515 (constant_val_insert): Remove unused parameter. Support for SSA.
13516 (ipcp_propagate_const): Support for SSA.
13517 (ipcp_profile_bb_print): Print only analyzed nodes.
13518 (ipcp_replace_map_create): Remove support for Fortran constant
13520 * ipa-prop.c (ipa_method_modify_stmt,
13521 ipa_callsite_compute_param): Support for SSA.
13522 * ipa-prop.h (ipcp_driver): Remove declaration.
13523 (IS_VALID_TREE_MAP_INDEX): Add define.
13525 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13527 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13529 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13531 PR middle-end/30447
13532 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13533 constant argument to cabs and do it without checking for
13534 -funsafe-math-optimizations.
13536 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13538 * c-common.h (RID_FIRST_CXX0X): New.
13539 (RID_LAST_CXX0X): New.
13540 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13542 * c.opt (Wc++0x-compat): New.
13543 * doc/invoke.texi (-Wc++0x-compat): Document.
13545 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13547 * builtins.c (fold_builtin_carg): New.
13548 (fold_builtin_1): Use it.
13550 2007-01-24 Jan Hubicka <jh@suse.cz>
13552 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13554 * ipa-inline.c (initial_insns, max_insns): Delete.
13555 (compute_max_insns): New function.
13556 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13557 of insns as base for code growth.
13558 (cgraph_decide_inlining): Make initial_insns local; do not compute
13560 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13561 * doc/invoke.texi (inline-unit-growth): Update docs.
13563 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13565 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13566 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13567 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13568 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13569 for CPUs that have PTA_CX16 set.
13571 PR middle-end/27416
13572 * gimplify.c (omp_check_private): New function.
13573 (gimplify_scan_omp_clauses): Use it for
13574 firstprivate/lastprivate/reduction.
13576 PR middle-end/30494
13577 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13578 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13580 PR middle-end/30421
13581 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13582 If lower_lastprivate_clauses emits some statements, append them
13583 to dlist rather than body_p and to body_p append an initializer.
13584 (lower_omp_for): Adjust caller.
13586 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13588 * target.h (globalize_decl_name): New.
13589 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13590 * output.h (default_globalize_decl_name): New.
13591 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13593 (globalize_decl): Ditto.
13594 (default_globalize_decl_name): New.
13595 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13596 (ia64_handle_version_id_attribute): New.
13597 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13598 (ia64_asm_output_external): Use globalize_decl_name instead
13599 of globalize_label.
13600 * doc/extend.texi (version_id): New pragma.
13601 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13603 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13605 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13606 _uleb128_t and _Unwind_SWord with _sleb128_t.
13607 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13608 uw_frame_state_for, uw_update_context_1): Likewise.
13609 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13610 * unwind-pe.h (read_uleb128, read_sleb128,
13611 read_encoded_value_with_base): Likewise.
13612 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13614 2007-01-24 Richard Guenther <rguenther@suse.de>
13616 * builtins.c (expand_builtin_cexpi): Get the fndecl
13617 for cexp in the correct way.
13619 2007-01-24 Jan Hubicka <jh@suse.cz>
13621 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13623 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13625 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13626 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13627 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13628 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13629 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13630 __SIZEOF_PTRDIFF_T__.
13631 * doc/cpp.texi: Documentation for the new builtin macros added.
13633 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13635 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13636 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13637 instead of operands[2] to avoid access past the end of array.
13639 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13641 * reload1.c (emit_reload_insns): Pass the reload register
13642 for a non-spill output reload through forget_old_reloads_1.
13644 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13646 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13647 _SOFT_DOUBLE if doubles use software floating-point.
13648 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13649 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13650 * config/rs6000/darwin-ldouble.c: Also compile functions for
13651 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13652 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13653 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13654 commented-out long double override.
13655 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13656 * config/rs6000/eabispe.h: Likewise.
13657 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13658 long double for non-SPE.
13659 (rs6000_handle_option): Likewise.
13660 (invalid_e500_subreg): Disallow more subregs involding DImode,
13661 DFmode, TImode or TFmode.
13662 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13664 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13666 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13667 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13669 (rs6000_legitimate_address): Also check for TFmode for E500
13671 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13672 (spe_build_register_parallel): Handle TFmode and TCmode.
13673 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13675 (function_arg): Handle TFmode and TCmode for E500 double.
13676 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13678 (print_operand): Handle TFmode and TImode for %y.
13679 (rs6000_generate_compare): Handle TFmode comparisons for E500
13681 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13682 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13683 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13684 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13685 TFmode for E500 double.
13686 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13687 (floatsidf2): Enable for E500 double.
13688 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13689 (extenddftf2): Change to extenddftf2_fprs.
13690 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13691 depending on TARGET_E500_DOUBLE.
13692 (extendsftf2): Enable for E500 double.
13693 (trunctfdf2): Enable for E500 double.
13694 (trunctfsf2): Change to trunctfsf2_fprs.
13695 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13696 depending on TARGET_E500_DOUBLE.
13697 (floatsitf2): Enable for E500 double.
13698 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13699 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13700 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13701 (negtf2): Change to negtf2_internal.
13702 (negtf2): New expander.
13703 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13704 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13705 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13706 (movdi_internal32): Use rs6000_nonimmediate_operand.
13707 (unnamed splitter): Likewise.
13708 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13709 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13710 (SPE64TF, DITI): New mode macros.
13711 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13714 (frob_<mode>_di_2): New.
13715 (frob_tf_di_8_2): New.
13716 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13718 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13720 (frob_ti_<mode>_8_2): New.
13721 (frob_ti_tf_2): New.
13722 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13723 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13725 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13726 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13727 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13728 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13729 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13730 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13733 2007-01-23 Ian Lance Taylor <iant@google.com>
13735 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13737 (OBJS-archive): Reformat, alphabetize.
13738 (OBJS): Change out_object_file to OBJS-md.
13740 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13742 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13743 JUMP_P and CALL_P predicates where applicable.
13744 * config/i386/i386.c: Ditto.
13745 * config/i386/i386.md: Ditto.
13746 * config/i386/mmx.md: Ditto.
13747 * config/i386/predicates.md: Ditto.
13749 2007-01-22 Andreas Schwab <schwab@suse.de>
13751 * config/m68k/m68k.h: Fix comment.
13753 2007-01-22 Jan Hubicka <jh@suse.cz>
13755 * passes.c (init_optimization_passes): Do not rerun
13756 pass_early_warn_uninitialized.
13758 2007-01-22 Richard Guenther <rguenther@suse.de>
13760 PR tree-optimization/30038
13761 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13763 (execute_cse_sincos_1): Likewise.
13764 (execute_cse_sincos): Likewise.
13765 (gate_cse_sincos): Likewise.
13766 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13767 the cexpi() canonicalization of sincos().
13768 * tree-pass.h (pass_cse_sincos): Declare.
13769 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13771 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13773 PR rtl-optimization/29329
13774 * combine.c (replaced_rhs_insn): Rename to i2mod.
13775 (replaced_rhs_value): Rename to i2mod_new_rhs.
13776 (i2mod_old_rhs): New global variable.
13777 (combine_instructions): Adjust for above change. Save a copy of
13778 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13779 note are substituted in the second instruction.
13780 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13781 ditch the note if it pertains to the second eliminated register
13782 and this register is mentioned in i2mod_old_rhs.
13785 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13787 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13788 the insn to which the note was originally attached.
13790 2007-01-21 Jan Hubicka <jh@suse.cz>
13792 * ipa-inline.c (inlining_mode): Comment, move up.
13793 (cgraph_decide_inlining_incrementally): Do not perform inlining
13794 itself; fix handling of flattening of self recursive functions.
13795 (cgraph_find_cycles): Remove.
13796 (cgraph_flatten_node): Remove.
13797 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13798 (try_inline): New function.
13799 (cgraph_early_inlining): Update call of
13800 cgraph_decide_inlining_incrementally. Apply inlining here.
13801 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13803 2007-01-21 Dirk Mueller <dmueller@suse.de>
13806 * tree-vrp.c (check_array_bounds): do not warn
13807 about ADDR_EXPR's of ARRAY_REF's which are immediately
13808 used in binary expressions.
13810 2007-01-21 Ira Rosen <irar@il.ibm.com>
13812 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13813 read_write_dep and macros for its access.
13814 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13815 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13816 argument, call vect_check_interleaving for every independent pair of
13817 data-refs. Mark loads that access the same memory location as a store
13819 (vect_check_dependences): Remove.
13820 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13821 call, fix the call to vect_analyze_data_ref_dependence.
13822 (vect_analyze_data_ref_access): For statements that access the same
13823 data-ref, check that they are not stores; for loads, check that there
13824 is no store that access the same location.
13826 2007-01-20 Roger Sayle <roger@eyesopen.com>
13827 Joseph Myers <joseph@codesourcery.com>
13829 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13830 (-fdump-rtl-stack): Likewise.
13831 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13832 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13833 (-mpt-fixed): Use @minus{} for minus sign.
13834 (Using Precompiled Headers): Fix under/overfull hbox.
13836 2007-01-20 Jan Hubicka <jh@suse.cz>
13838 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13839 place within annotation.
13841 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13843 * pa.c (output_move_double): Change array size of xoperands to 4.
13845 2007-01-20 Jan Hubicka <jh@suse.cz>
13847 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13850 2007-01-19 Ian Lance Taylor <iant@google.com>
13852 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13853 constant to unsigned HOST_WIDE_INT before negating.
13855 2007-01-19 Ian Lance Taylor <iant@google.com>
13857 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13859 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13860 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13861 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13862 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13863 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13864 (realloc_vdef, realloc_vuse): Change second parameter to
13866 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13867 fields to unsigned.
13868 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13869 unsigned. Change x and lim locals to unsigned.
13870 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13872 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13873 (copy_virtual_operands): Change i and n locals to unsigned.
13875 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13877 PR middle-end/29335
13878 * builtins.c (fold_builtin_1): Handle builtin fdim.
13880 2007-01-20 Jan Hubicka <jh@suse.cz>
13882 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13883 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13884 init_alias_heapvars.
13885 (init_alias_heapvars): Initialize only when not already initialized.
13886 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13888 2007-01-19 Roger Sayle <roger@eyesopen.com>
13890 * common.opt (fsigned-zeros): New command line option.
13891 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13892 of flag_unsafe_math_optimizations.
13893 * opts.c (set_fast_math_flags): The -ffast-math command line option
13894 implies -fno-signed-zeros.
13895 (fast_math_flags_set_p): Likewise.
13897 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13898 the documentation of -ffast-math appropriately. Wrap long lines.
13900 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13902 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13903 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13905 2007-01-19 Tomas Bily <tbily@suse.cz>
13907 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13909 (tree_init_ic_make_global_vars): New function
13910 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13911 (tree_gen_ic_profiler): New function
13912 (tree_gen_ic_func_profiler): New function
13913 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13914 (tree_profile_hooks): Added hook for indirec/virtual calls
13915 * value-prof.c (tree_find_values_to_profile): New case for
13917 (tree_values_to_profile): Call for determining indirect/virtual
13919 (tree_indirect_call_to_profile): New function
13920 (tree_ic_transform): New function
13921 (tree_ic): New function
13922 (find_func_by_pid): New function
13923 (init_pid_map): New function
13924 (tree_value_profile_transformations): Added check for
13925 indirect/virtual call transformation
13926 * value-prof.h (enum hist_type): New counter type for
13927 indirect/virtual calls
13928 (profile_hooks): Added new hook for profiling indirect/virtual
13930 * profile.c (instrument_values): New case for indirect/virtual
13932 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13933 (GCOV_COUNTER_V_INDIR): New counter type
13934 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13935 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13937 * cgraph.c: Definition of cgraph_max_pid
13938 (cgraph_create_node): Default init of pid attribute
13939 * cgraph.h: Declaration of cgraph_max_pid
13940 (struct cgraph_node): Added pid attribute
13941 * libgcov.c (__gcov_indirect_call_profiler): New function
13942 (__gcov_one_value_profiler_body): New function
13943 (__gcov_one_value_profiler): Body was moved to
13944 __gcov_one_value_profiler_body and calls it
13946 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13948 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13949 * gengtype.c (write_types_data, write_func_for_structure,
13950 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13951 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13952 (walk_type, write_func_for_structure): Generate the mark_hook if
13955 2007-01-19 Jan Hubicka <jh@suse.cz>
13957 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13958 'early' argument take inlining mode argument specifying whether to
13959 inline for size/speeed or all functions; add support for flattening;
13961 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13963 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13966 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13967 the name of the declared identifier.
13969 2007-01-19 Dirk Mueller <dmueller@suse.de>
13971 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13972 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13973 duplicate evaluation.
13975 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13977 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13978 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13979 to XFMode, use acosxf2 and truncate result to requested mode.
13980 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13981 (asin<mode>2): Similarly, with asin expanders.
13982 (*fscalexf4_i387): Rename from *fscalexf4.
13983 (expNcorexf3): New expander.
13984 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13985 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13986 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13987 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13988 patterns for SSE math.
13989 (exp10<mode>2): Similarly, with exp10 expanders.
13990 (exp2<mode>2): Similarly, with exp2 expanders.
13991 (expm1<mode>2): Similarly, with expm1 expanders.
13992 (ldexp<mode>3): Similarly, with ldexp expanders.
13993 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13994 Use gen_truncxf<mode>2_i387_noop to truncate result.
13996 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13998 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13999 for ColdFire targets.
14001 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14002 Richard Sandiford <richard@codesourcery.com>
14004 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14005 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14006 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14007 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14008 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14009 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14011 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14013 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14014 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14015 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14016 (*adddi_dilshr32_cf): New pattern.
14017 (adddi3, subdi3): Remove first alternatives.
14019 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14021 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14022 implemented using move.l, do not use its cc result for floating-point
14025 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14027 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14028 from accepting 's' constraints if flag_pic.
14030 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14032 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14033 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14034 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14035 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14037 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14039 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14040 ColdFire alternatives.
14041 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14042 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14043 architectures that support ff1 instruction.
14045 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14046 Julian Brown <julian@codesourcery.com>
14048 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14049 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14050 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14053 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14055 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14057 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14058 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14059 HOST_WIDE_INT instead of an rtx.
14060 (m68k_rtx_costs): Update call accordingly.
14061 (output_move_const_into_data_reg): Likewise. Fix formatting.
14062 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14064 (output_move_simode_const): Update calls after above changes.
14065 Rework to use automatic variables and predicates like MEM_P.
14066 * config/m68k/m68k.md (pushexthisi_const): Update call to
14069 2007-01-19 Dirk Mueller <dmueller@suse.de>
14071 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14072 in dump_flags test.
14074 2007-01-19 Richard Guenther <rguenther@suse.de>
14076 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14077 via cexp in case sincos is not available.
14079 2007-01-19 Richard Guenther <rguenther@suse.de>
14081 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14082 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14083 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14084 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14085 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14086 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14087 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14088 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14090 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14092 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14094 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14095 (atan2xf3): Directly generate RTL pattern.
14096 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14097 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14098 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14099 disable patterns for SSE math.
14100 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14101 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14102 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14103 disable patterns for SSE math.
14105 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14107 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14109 2007-01-18 Roger Sayle <roger@eyesopen.com>
14111 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14112 VIEW_CONVERT_EXPR to the same type as it's operand.
14114 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14116 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14117 configured for long double 128.
14119 2007-01-18 Mike Stump <mrs@apple.com>
14121 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14124 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14126 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14129 2007-01-18 Jan Hubicka <jh@suse.cz>
14131 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14132 greater than NUM_VOP_FREE_BUCKETS.
14134 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14136 * tree-ssa-structalias.c: Update comments.
14137 (ptabitmap_obstack): Removed.
14138 (pta_obstack): New.
14139 (oldpta_obstack): Ditto.
14140 (stats): Add a few members.
14141 (struct variable_info): Remove node, complex, address_taken, and
14142 indirect_target members. Add oldsolution member.
14143 (new_var_info): Do not initialize removed members.
14144 (constraint_expr_type): Remove INCLUDES.
14145 (constraint_graph): Add size, implicit_preds, rep,
14146 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14147 (FIRST_REF_NODE): New macro.
14148 (LAST_REF_NODE): Ditto.
14149 (FIRST_ADDR_NODE): Ditto.
14150 (find): New function.
14152 (dump_constraint): Do not handle INCLUDES.
14153 (insert_into_complex): Do not insert duplicate constraints.
14154 (condense_varmap_nodes): Renamed and rewritten into ...
14155 (merge_node_constraints): This. Also fix bug in handling of
14156 offseted copy constraints.
14157 (clear_edges_for_node): No longer need to deal with preds at all,
14158 or removing associated preds/succs.
14159 (merge_graph_nodes): Deal with indirect_cycles.
14160 Don't deal with predecessors.
14161 (add_implicit_graph_edge): New function.
14162 (add_pred_graph_edge): Ditto.
14163 (add_graph_edge): Don't deal with predecessors.
14164 (build_constraint_graph): Removed.
14165 (build_pred_graph): New function.
14166 (build_succ_graph): Ditto.
14167 (struct scc_info): Removed in_component. Added roots, dfs, and
14168 node_mapping. Remove visited_index, unification_queue.
14169 (scc_visit): Deal with union-find we do now.
14170 Deal with cycles with REF nodes.
14171 (collapse_nodes): Renamed and rewritten to ...
14172 (unify_nodes): This.
14173 (process_unification_queue): Removed.
14174 (topo_visit): Cleanup
14175 (do_da_constraint): Use find.
14176 (do_sd_constraint): Ditto.
14177 (do_ds_constraint): Ditto.
14178 (do_complex_constraint): Ditto.
14179 (init_scc_info): Update for removed and added members.
14180 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14181 (find_indirect_cycles): This.
14182 (equivalence_class): New variable.
14183 (label_visit): New function.
14184 (perform_variable_substitution): Rewritten.
14185 (free_var_substitution_info): New function.
14186 (find_equivalent_node): Ditto.
14187 (move_complex_constraints): Ditto.
14188 (eliminate_indirect_cycles): Ditto.
14189 (solve_graph): Only propagate changed bits.
14190 Use indirect cycle elimination.
14192 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14193 (tree_id_eq): Renamed to ...
14194 (tree_vi_eq): This. Update for member change
14195 (insert_id_for_tree): Renamed and rewritten to ...
14196 (insert_vi_for_tree): This.
14197 (lookup_id_for_tree): Renamed and rewritten to ...
14198 (lookup_vi_for_tree): This.
14199 (get_id_for_tree): Renamed and rewritten to ...
14200 (get_vi_for_tree): Ditto.
14201 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14202 (process_constraint): Don't handle INCLUDES.
14203 Remove special ADDRESSOF case.
14204 (find_func_aliases): Rewrite to use vi functions instead of id
14206 (create_function_info_for): Ditto.
14207 (create_variable_info_for): Ditto.
14208 (intra_create_variable_infos): Ditto.
14209 (merge_smts_into): Ditto.
14210 (find_what_p_points_to): Ditto.
14211 (init_base_vars): Ditto.
14212 (init_alias_vars): Ditto.
14213 (remove_preds_and_fake_succs): New function.
14214 (dump_sa_points_to_info): Dump new stats.
14215 (dump_solution_for_var): Use find.
14216 (set_used_smts): Fix formatting.
14217 (compute_points_to_sets): Updated for new functions.
14218 (ipa_pta_execute): Ditto.
14220 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14221 Richard Sandiford <richard@codesourcery.com>
14223 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14225 * calls.c (expand_call): If the return value is a PARALLEL,
14226 extract its first member.
14227 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14228 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14229 use FUNCTION_EXTRA_EPILOGUE.
14230 (m68k_function_value): Return a PARALLEL if the return value
14231 is of a pointer type.
14232 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14233 (FUNCTION_EXTRA_EPILOGUE): Remove.
14234 * config/m68k/m68k.md (D0_REG): New constant.
14236 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14238 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14239 output a NOP for empty epilogues.
14241 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14243 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14244 before function. Extend register save check to include all
14245 registers, not just integer ones.
14247 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14249 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14250 (m68k_use_return_insn): ...this.
14251 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14252 * config/m68k/m68k.c (use_return_insn): Rename to...
14253 (m68k_use_return_insn): ...this.
14254 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14255 of USE_RETURN_INSN.
14257 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14259 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14260 nearest even, fix denormal rounding overflow.
14262 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14264 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14265 f%$smove and f%$move.
14266 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14267 (extendsfdf2_cf): Use fdmove instead of f%&move.
14268 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14269 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14271 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14273 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14276 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14278 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14279 (coldfire_single_format): Declare.
14280 (coldfire_double_format): Likewise.
14281 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14282 of qnan_msb_set to determine the lower bits of a canonical
14284 (encode_ieee_double): Likewise.
14285 (encode_ieee_quad): Likewise.
14286 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14287 (mips_single_format): Likewise.
14288 (ieee_double_format): Likewise.
14289 (mips_double_format): Likewise.
14290 (ieee_extended_motorola_format): Likewise.
14291 (ieee_extended_intel_96_format): Likewise.
14292 (ieee_extended_intel_128_format): Likewise.
14293 (ieee_extended_intel_96_round_53_format): Likewise.
14294 (ibm_extended_format): Likewise.
14295 (mips_extended_format): Likewise.
14296 (ieee_quad_format): Likewise.
14297 (mips_quad_format): Likewise.
14298 (vax_f_format): Likewise.
14299 (vax_d_format): Likewise.
14300 (vax_g_format): Likewise.
14301 (i370_single_format): Likewise.
14302 (i370_double_format): Likewise.
14303 (decimal_single_format): Likewise.
14304 (decimal_double_format): Likewise.
14305 (decimal_quad_format): Likewise.
14306 (c4x_single_format): Likewise.
14307 (c4x_extended_format): Likewise.
14308 (real_internal_format): Likewise.
14309 (coldfire_single_format): New real_format.
14310 (coldfire_double_format): Likewise.
14311 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14312 canonical_nan_lsbs_set.
14313 (pdp11_d_format): Likewise.
14314 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14315 if TARGET_COLDFIRE_CPU.
14317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14319 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14320 (output_call, m68k_legitimize_call_address): Declare.
14321 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14322 parenthesees. Add support for a 'W' constraint.
14323 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14324 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14325 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14326 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14328 (override_options): Initialize them. Do not set flag_no_function_cse
14329 for TARGET_ID_SHARED_LIBRARY.
14330 (m68k_output_pic_call): Delete.
14331 (m68k_legitimize_call_address): New function.
14332 (print_operand): Remove the %o prefix. Handle the %p prefix.
14333 (output_call): New function.
14334 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14335 target address from the GOT if symbolic jumps are not allowed.
14336 * config/m68k/m68k.md (call, general_operand): Do not set
14337 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14338 Merge separate flag_pic and !flag_pic define_insns into...
14339 (*call, *call_value): ...these new patterns. Match the address
14340 rather than the containing MEM and require it to be a call_operand.
14341 Use output_call to generate the asm template.
14342 * config/m68k/predicates.md (const_call_operand): New predicate.
14343 (call_operand): Likewise.
14345 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14347 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14348 (STACK_GROWS_DOWNWARD): Define to 1.
14349 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14350 comments, emphasizing that these values are only defaults.
14351 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14352 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14356 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14358 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14359 Richard Sandiford <richard@codesourcery.com>
14361 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14362 (FP_REGNO_P): New macros.
14363 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14364 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14365 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14366 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14368 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14370 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14371 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14373 * config/m68k/t-floatlib: New file, extracting common code from...
14374 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14375 * config/m68k/t-uclinux: Here.
14376 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14377 routines on ColdFire targets.
14379 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14381 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14382 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14383 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14384 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14385 explicitly set MOTOROLA to 1.
14386 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14389 Nathan Sidwell <nathan@codesourcery.com>
14391 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14392 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14393 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14394 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14395 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14396 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14397 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14398 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14399 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14400 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14401 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14402 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14403 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14404 (DBX_REGISTER_NUMBER): Delete.
14405 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14406 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14407 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14409 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14411 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14412 * config/flat.h: New file.
14413 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14414 OBJECT_FORMAT_FLAT.
14415 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14416 indirect references for -msep-data or -mid-shared-library.
14417 Do not use PC-relative code addresses either.
14418 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14420 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14421 for shared libraries and crt1.o for executables. Use crti.o and
14423 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14424 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14425 Do not add -elf2flt or -shared-lib-id options here.
14426 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14427 Pass -shared-lib-id if -mid-shared-library, taking the library
14428 identifier from -mshared-library-id if given, otherwise
14430 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14431 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14432 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14433 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14434 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14435 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14437 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14438 jump sequence for ISA A and ISA A+.
14439 (PICJUMP): Likewise.
14441 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14443 * config.gcc (m68k-*-uclinux*): Base the port on the common
14444 and m68k GNU/Linux files rather than on the generic ELF ones.
14445 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14446 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14448 2007-01-18 Julian Brown <julian@codesourcery.com>
14449 Richard Sandiford <richard@codesourcery.com>
14451 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14452 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14453 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14455 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14456 80 unconditionally.
14457 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14461 * doc/install.texi: Document m68k-uclinuxoldabi.
14462 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14463 * config/m68k/uclinux-oldabi.h: New file, copied from
14464 config/m68k/uclinux.h.
14466 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14468 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14469 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14470 (m32r_compute_frame_size): Use unsigned for regno.
14471 (m32r_reload_lr): Use gen_frame_mem.
14473 (m32r_output_function_epilogue): Don't output the function epilogue
14475 (m32r_expand_epilogue): New.
14476 (direct_return): Return false if the function has the interrupt
14478 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14479 * config/m32r/m32r.md (epilogue): New expander.
14480 (return_lr, return_rte): New insns.
14481 (return): Make it expander.
14482 (return_normal): New expander.
14484 2007-01-18 Josh Conner <jconner@apple.com>
14487 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14488 support for UNLE, UNLT, UNGE, and UNGT.
14490 2007-01-18 Jan Hubicka <jh@suse.cz>
14492 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14493 * tree-tailcall (add_virtual_phis): Likewise.
14494 (optimize_tail_call): Return TODOs.
14495 (execute_tail_calls): Return TODOs.
14496 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14497 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14499 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14500 Cleanup cfg using TODO.
14501 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14502 * passes.c (execute_function_todo): When cleanup did something, remove
14504 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14505 (make_edges): Don't cleanup_cfg.
14507 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14509 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14510 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14511 operate on the top of stack.
14512 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14513 register handling of instructions that output to the second
14515 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14516 (move_for_stack_reg): Special-case check for dead destination
14517 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14519 * config/i386/i386.md (UNSPEC_TAN): New constant.
14520 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14521 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14522 to correctly model move of constant 1.0 to top stack slot.
14523 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14524 (unnamed peephole2 pattern): Remove corresponding peephole2
14525 pattern that optimizes tan insn and loading of constant 1.0.
14526 (tanxf2): Use fptanxf4_i387.
14527 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14528 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14529 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14530 disable patterns for SSE math.
14531 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14532 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14534 2007-01-18 Dirk Mueller <dmueller@suse.de>
14535 Richard Guenther <rguenther@suse.de>
14538 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14539 * common.opt (Warray-bounds): Add new warning option.
14540 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14542 * Makefile.in: make tree-vrp.o depend on toplev.h
14543 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14545 (check_array_refs, check_array_bounds, check_array_ref): New.
14547 2007-01-18 Jan Hubicka <jh@suse.cz>
14549 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14550 (execute_ssa_ccp): Return flags conditionally.
14551 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14553 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14555 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14557 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14558 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14560 * Makefile.c (GTFILES): Add cfglayout.h.
14561 * gengtype.c (open_base_files): Likewise.
14562 * cfglayout.c (cfg_layout_function_footer,
14563 cfg_layout_function_header) Reindent to make gengtype happy.
14564 * cfglayout.h (cfg_layout_function_footer,
14565 cfg_layout_function_header): Add GTY(()) marker.
14567 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14569 2007-01-18 Ben Elliston <bje@au.ibm.com>
14571 * genautomata.c (write_automata): Include xstrerror output in the
14572 error message if writing the DFA description file fails.
14574 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14576 * config/mips/mips-protos.h (mips_output_external): Make it
14578 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14579 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14580 (extern_list): Likewise.
14581 (extern_head): Likewise.
14582 (TARGET_ASM_FILE_END): Likewise.
14583 (mips_file_end): Likewise.
14584 (mips_output_external): Rewritten.
14586 2007-01-18 Ben Elliston <bje@au.ibm.com>
14588 * genpreds.c (write_insn_preds_c): Only write out the function
14589 body for regclass_for_constraint if we have register constraints.
14591 2007-01-17 Tom Tromey <tromey@redhat.com>
14593 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14594 * doc/install.texi (Testing): Use sourceware.org.
14595 (Binaries): Likewise.
14596 (Specific): Likewise.
14597 * doc/contrib.texi (Contributors): Use sourceware.org.
14599 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14601 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14602 (AVR_ENHANCED): Rename to ...
14603 (AVR_HAVE_MUL): ... new.
14604 (avr_enhanced_p): Rename to ...
14605 (avr_have_mul_p): ... new.
14606 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14607 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14608 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14609 (avr_have_mul_p): ... new.
14610 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14611 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14612 'avr_enhanced_p' and 'enhanced'.
14613 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14614 AVR_HAVE_MUL instead of AVR_ENHANCED.
14615 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14616 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14617 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14618 instead of AVR_ENHANCED.
14619 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14620 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14621 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14623 2007-01-17 Ian Lance Taylor <iant@google.com>
14625 * vec.h (VEC_reserve_exact): Define.
14626 (vec_gc_p_reserve_exact): Declare.
14627 (vec_gc_o_reserve_exact): Declare.
14628 (vec_heap_p_reserve_exact): Declare.
14629 (vec_heap_o_reserve_exact): Declare.
14630 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14632 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14633 negative parameter.
14634 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14635 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14636 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14637 * vec.c (calculate_allocation): Add exact parameter. Change all
14639 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14640 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14641 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14642 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14643 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14644 (vec_heap_p_reserve_exact): New function.
14645 (vec_heap_o_reserve_exact): New function.
14647 2007-01-17 Jan Hubicka <jh@suse.cz>
14649 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14651 2007-01-17 Eric Christopher <echristo@apple.com>
14653 * config.gcc: Support core2 processor.
14655 2007-01-16 Jan Hubicka <jh@suse.cz>
14657 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14658 the names, just unlink the chain so we don't crash on dangling pointers
14661 2007-01-16 Jan Hubicka <jh@suse.cz>
14663 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14664 * tree-pass.h: Reorder to make IPA passes appear toegher.
14665 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14666 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14667 parameters, do not call early inliner.
14668 * ipa-inline.c: Update comments. Include tree-flow.h
14669 (cgraph_decide_inlining): Do not compute inlining parameters.
14670 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14671 be called with function context set up.
14672 (pass_ipa_inline): Remove unreachable functions before pass.
14673 (cgraph_early_inlining): Simplify assuming to be called from the
14675 (pass_early_inline): New pass.
14676 (cgraph_gate_ipa_early_inlining): New gate.
14677 (pass_ipa_early_inline): Turn into simple wrapper.
14678 (compute_inline_parameters): New function.
14679 (gate_inline_passes): New gate.
14680 (pass_inline_parameters): New pass.
14681 (apply_inline): Move here from tree-optimize.c
14682 (pass_apply_inline): New pass.
14683 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14685 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14686 doing them by hand.
14687 (tree_function_versioning): Do not allocate dummy struct function.
14688 * tree-inline.h (optimize_inline_calls): Update prototype.
14689 * tree-optimize.c (execute_fixup_cfg): Export.
14690 (pass_fixup_cfg): Remove
14691 (tree_rest_of_compilation): Do not apply inlines.
14692 * tree-flow.h (execute_fixup_cfg): Declare.
14693 * Makefile.in (gt-passes.c): New.
14694 * passes.c: Include gt-passes.h
14695 (init_optimization_passes): New passes.
14696 (nnodes, order): New static vars.
14697 (do_per_function_toporder): New function.
14698 (execute_one_pass): Dump current pass here.
14699 (execute_ipa_pass_list): Don't dump current pass here.
14701 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14703 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14704 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14706 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14708 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14709 (strong_alias): Define.
14710 (__gcc_qmul): Provide non-FMA for soft-float.
14711 (__gcc_qdiv): Same.
14716 (__gcc_qunord): New.
14726 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14727 soft-float functions.
14728 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14729 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14730 about long double soft float.
14732 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14733 Tehila Meyzels <tehila@il.ibm.com>
14735 * tree-vectorizer.h (is_pattern_stmt_p): New.
14736 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14737 formatting (tabs instead of spaces). Cleanup and clarify setting
14738 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14739 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14740 (vectorizable_type_demotion): Check that types are integral.
14741 (vectorizable_type_promotion): Likewise.
14742 (vectorizable_store): Fix typo. Eliminate new-line at end of
14745 2007-01-16 Jan Hubicka <jh@suse.cz>
14747 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14750 2007-01-15 Eric Christopher <echristo@apple.com>
14752 * ifcvt.c: Include vec.h, vecprim.h.
14753 (check_cond_move_block): New argument regs.
14754 Reorganize. Add registers used to regs.
14755 (cond_move_process_if_block): Use regs set above as
14758 2007-01-15 Eric Christopher <echristo@apple.com>
14760 * config/darwin.h: Update copyright.
14761 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14762 (LINK_COMMAND_SPEC): Add -u.
14763 (LINK_SPEC): Fix umbrella for above.
14765 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14767 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14770 2007-01-15 Tom Tromey <tromey@redhat.com>
14772 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14773 * doc/install.texi (Testing): Don't mention jacks.
14774 (Configuration): Document --enable-java-maintainer-mode. Move
14775 --with-java-home to libgcj-specific section. Document
14777 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14779 2007-01-15 Jan Hubicka <jh@suse.cz>
14781 * tree-ssa-dce.c (DCE_TODOs): New.
14782 (propagate_necessity): Return if something changed.
14783 (eliminate_unnecessary_stmts): Likewise.
14784 (perform_tree_ssa_dce): Return TODO flags when needed.
14785 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14787 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14789 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14790 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14791 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14792 patterns using X87MODEF12 mode macro. Extend operand 1
14793 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14794 (log10<mode>2): Ditto.
14795 (log2<mode>2): Ditto.
14796 (log1p<mode>2): Ditto.
14797 (logb<mode>2): Ditto.
14798 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14799 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14800 (*fxtractxf3_i387): Rename from *fxtractxf3.
14801 (fxtract_extend<mode>xf3_i387): New insn pattern.
14802 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14803 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14804 and gen_fyl2xxf3_i387().
14806 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14808 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14809 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14810 get_loop_exit_edges. Changed return type to bool.
14811 * cfgloop.h (fix_loop_placement): Declaration removed.
14813 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14815 * param.h (MIN_VECT_LOOP_BOUND): New.
14816 * params.def (MIN_VECT_LOOP_BOUND): New.
14817 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14818 argument - minimum threshold for number of iterations.
14819 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14820 argument to declaration.
14821 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14822 MIN_VECT_LOOP_BOUND.
14823 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14824 slpeel_tree_peel_loop_to_edge with additional argument.
14825 (vect_do_peeling_for_alignment): Likewise.
14826 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14828 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14831 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14832 operands of size 1.
14834 2007-01-14 Jan Hubicka <jh@suse.cz>
14836 * tree-dfa.c (remove_referenced_var): New function.
14837 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14838 prune referenced vars list too.
14839 * tree-flow.h (remove_referenced_var): Declare.
14841 2007-01-14 Jan Hubicka <jh@suse.cz>
14843 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14845 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14846 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14847 * except.h (verify_eh_throw_table_statements): Kill prototype.
14848 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14849 into call exrepssions.
14850 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14852 * tree-cfg.c: Include pointer-set.h.
14853 (verify_node_sharing): Work on pointer set.
14854 (verify_eh_throw_stmt_node): New.
14855 (verify_stmts): Use pointers sets, verify throw_stmt.
14857 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14859 * ipa-reference.c (analyze_function): Consider also addresses taken
14862 2007-01-12 Roger Sayle <roger@eyesopen.com>
14864 * c-typeck.c (null_pointer_constant_p): Replace use of
14865 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14866 (build_c_cast): Likewise.
14868 2007-01-12 Roger Sayle <roger@eyesopen.com>
14870 * tree.h (force_fit_type_double): Remove unused final argument.
14871 * c-common.c (constant_expression_warning): Replace use of
14872 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14873 (convert_and_check): Likewise.
14874 (shorten_compare): Update call to force_fit_type_double.
14875 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14876 * convert.c (convert_to_pointer): Update call to
14877 force_fit_type_double.
14878 * fold-const.c (force_fit_type_double): Remove overflowed_const
14880 (int_const_binop, fold_convert_const_int_from_int,
14881 fold_convert_const_int_from_real, fold_div_compare,
14882 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14883 fold_abs_const, fold_not_const): Remove the final argument from
14884 calls to force_fit_type_double.
14886 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14888 * configure.ac: Set insn to "nop" for spu-*-* also.
14889 * configure: Regenerate.
14891 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14893 * builtins.def : Add BUILT_IN_FREE.
14895 2007-01-12 Jan Hubicka <jh@suse.cz>
14897 PR tree-optimization/30443
14898 * tree-inline.c (tree_function_versioning): Do not optimize when
14899 cloning for inlining.
14901 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14903 * doc/loop.texi: Document recording of loop exits.
14904 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14905 (update_single_exits_after_duplication,
14906 update_single_exit_for_duplicated_loop,
14907 update_single_exit_for_duplicated_loops): Removed.
14908 (duplicate_loop_to_header_edge): Do not call
14909 update_single_exits_after_duplication and
14910 update_single_exit_for_duplicated_loops.
14911 (loop_version): Do not update single_exit information.
14912 (fix_loop_structure): Use record_loop_exits instead of
14913 mark_single_exit_loops.
14914 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14915 the lists of loop exits.
14916 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14917 split_edge, merge_blocks): Update the lists of loop exits.
14918 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14919 loop_optimizer_init.
14920 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14921 of mark_single_exit_loops.
14922 (loop_optimizer_finalize): Call release_recorded_exits.
14923 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14924 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14925 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14926 update single exit information.
14927 * lambda-code.c (perfect_nestify): Ditto.
14928 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14929 (mark_single_exit_loops): Removed.
14930 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14931 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14932 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14934 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14935 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14936 (verify_loop_structure): Verify consistency of the exit lists.
14937 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14938 (set_single_exit): Removed.
14939 * cfgloop.h (struct loop_exit): New function.
14940 (struct loop): single_exit_ field replaced by exits field.
14941 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14942 (struct loops): Added exits hash.
14943 (mark_single_exit_loops, set_single_exit): Declaration removed.
14944 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14946 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14948 * doc/invoke.texi: Avoid use of @headitem.
14950 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14952 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14954 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14956 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14959 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14960 Richard Sandiford <richard@codesourcery.com>
14962 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14963 * config/m68k/m68k.opt: Resort options.
14964 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14966 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14967 Richard Sandiford <richard@codesourcery.com>
14969 * doc/invoke.texi: Document the macros that are defined by
14970 m68k's -mtune and -mhard-float options.
14971 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14972 (m68k_cpp_cpu_family): Likewise.
14973 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14974 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14975 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14976 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14977 (m68k_cpp_cpu_family): Likewise.
14979 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14981 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14982 macros besides mc68000 as tuning macros. Use a switch statement
14983 to set them and mcpu32.
14985 2007-01-12 Julian Brown <julian@codesourcery.com>
14987 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14988 (TARGET_68040_ONLY): Rename to...
14989 (TARGET_68040): ...this.
14990 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14991 * config/m68k/m68k.md: Likewise.
14993 2007-01-12 Julian Brown <julian@codesourcery.com>
14994 Nathan Sidwell <nathan@codesourcery.com>
14995 Richard Sandiford <richard@codesourcery.com>
14997 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14998 the -mcpu= argument associated with the --with-cpu setting.
14999 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15000 if different from the one implied by the -mcpu setting.
15001 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15002 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15003 * doc/invoke.texi: Mention ColdFire in the introduction to the
15004 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15005 -mno-div and -mhard-float options. Make -m68881 a synonym for
15006 -mhard-float. Document the previously-undocumented -m5206e,
15007 -m528x, -m5307 and -m5407 options. Tweak the existing option
15008 documentation for consistency.
15009 * doc/install.texi: Mention new --with-cpu arguments.
15010 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15011 default CPU if neither -mcpu nor -march are specified.
15012 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15013 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15014 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15015 using m68k_tune to decide between families that implement the
15016 same ISA. Use m68k_tune to set __mcfv4e__.
15017 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15018 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15019 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15020 (FL_ISA_C, FL_ISA_MMU): New macros.
15021 (MASK_COLDFIRE): Delete.
15022 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15023 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15024 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15025 (TARGET_HARD_FLOAT): Do not define here.
15026 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15027 (TUNE_68000): New macro.
15028 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15029 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15030 (TUNE_CFV2): Redefine in terms of m68k_tune.
15031 (uarch_type, target_device, fpu_type): New enums.
15032 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15033 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15034 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15035 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15036 (FL_FOR_isa_c): New macros.
15037 (m68k_isa): New enum.
15038 (m68k_target_selection): New structure.
15039 (all_devices, all_isas, all_microarchs): New tables.
15040 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15041 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15042 (MASK_ALL_CPU_BITS): Delete.
15043 (m68k_find_selection): New function.
15044 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15045 Map the legacy target options to a combination of the new ones.
15046 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15047 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15048 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15050 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15051 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15053 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15054 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15055 * config/m68k/m68k-devices.def: New file.
15057 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15058 Nathan Sidwell <nathan@codesourcery.com>
15060 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15061 (SUBTARGET_EXTRA_SPECS): New macros.
15062 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15063 use %(asm_cpu_spec) instead.
15064 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15065 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15066 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15067 (EXTRA_SPECS): Rename to...
15068 (SUBTARGET_EXTRA_SPECS): ...this.
15070 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15071 Richard Sandiford <richard@codesourcery.com>
15072 Julian Brown <julian@codesourcery.com>
15074 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15075 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15076 to the configuration's default CPU.
15077 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15078 Remove default masks.
15079 (m680[012]0-*-*): Set the default with_cpu to the first part of
15081 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15082 (m68k*-*-linux): Extend the --with-cpu handling to...
15083 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15084 and m68010. Don't set target_cpu_default2.
15085 * doc/install.texi: Document --with-cpu for m68k.
15086 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15087 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15088 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15089 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15090 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15091 (ASM_SPEC): Remove use of %(asm_cpu_default).
15092 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15093 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15094 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15095 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15096 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15097 (TARGET_DEFAULT): Delete.
15098 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15099 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15100 (CPP_CPU_SPEC): Delete.
15101 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15102 the appropriate string.
15103 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15104 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15105 (ASM_SPEC): Don't use %(asm_default_spec).
15106 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15107 TARGET_DEFAULT and add MASK_68881.
15108 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15112 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15113 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15114 MASK_68010 alongside MASK_68020.
15115 * doc/invoke.texi: Document -m68010.
15116 * config/m68k/m68k.opt (m68010): New.
15117 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15119 (TUNE_68010): New macro.
15120 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15121 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15122 (M68K_CPU_m68332): Add MASK_68010.
15123 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15124 fallback definition.
15125 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15127 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15128 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15129 to all entries that use MASK_68020.
15130 (output_move_simode_const, output_move_himode, output_move_qimode)
15131 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15132 instead of TARGET_68020 to select clr behavior. Remove comment
15133 about there being no TARGET_68010.
15134 * config/m68k/m68k.md: Likewise throughout.
15136 2007-01-12 Julian Brown <julian@codesourcery.com>
15138 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15139 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15140 * config/m68k/m68k.md: Likewise.
15142 2007-01-12 Julian Brown <julian@codesourcery.com>
15144 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15145 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15147 2007-01-12 Julian Brown <julian@codesourcery.com>
15149 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15150 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15151 * config/m68k/m68k.md: Likewise.
15153 2007-01-12 Julian Brown <julian@codesourcery.com>
15154 Richard Sandiford <richard@codesourcery.com>
15156 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15157 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15158 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15160 (TARGET_CPU32): Rename to...
15161 (TUNE_CPU32): ...this.
15162 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15163 (TUNE_CFV2): New macros.
15164 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15165 remove conditions that are implied by TARGET_68020.
15166 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15167 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15168 (m68k_output_function_epilogue): Likewise.
15169 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15170 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15171 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15172 non-68000 timings. Refactor multiplication and division costs.
15173 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15174 TUNE_CPU32 instead of TARGET_CPU32.
15175 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15176 and TUNE_68060 instead of TARGET_68060.
15177 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15178 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15180 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15181 && !TARGET_COLDFIRE" to choose between moveq and clr.
15182 Likewise in the unnamed movsf pattern.
15183 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15184 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15187 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15189 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15190 of tabbing before backslashes.
15192 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15194 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15195 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15196 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15198 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15200 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15201 find_interesting_uses_cond.
15202 (find_interesting_uses_cond): Use extract_cond_operands.
15203 (rewrite_use_compare): Use extract_cond_operands and
15204 force_gimple_operand_bsi. Do not call update_stmt.
15205 (determine_use_iv_cost_condition): Use extract_cond_operands.
15206 Return cheaper of using original bound and changing the exit bound.
15208 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15210 PR tree-optimization/29516
15211 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15212 most_expensive_mult_to_index, addr_to_parts,
15213 create_mem_ref, maybe_fold_tmr): Make the type of
15214 fields of TARGET_MEM_REF sizetype.
15215 (move_fixed_address_to_symbol, move_pointer_to_base):
15217 * tree.def (TARGET_MEM_REF): Add comment on types of
15220 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15222 * c-common.c (vector_types_convertible_p): Treat opaque types as
15223 always convertible if they have the same size, but not otherwise.
15225 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15227 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15228 Remove the b_unconditional field.
15229 (noce_try_sign_mask): Do not look at b_unconditional.
15230 (noce_process_if_block): Do not use merge_if_blocks. Update
15231 the CFG here. Do not set b_unconditional.
15232 (cond_move_process_if_block): Likewise.
15233 (find_cond_trap): Likewise.
15234 (check_cond_move_block): Require simple jump insns at the end
15235 of the basic block.
15237 2007-01-11 Jan Hubicka <jh@suse.cz>
15239 PR tree-optimization/1046
15240 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15241 when alias info is not ready.
15242 (pass_tail_recursion): Do not require aliasing.
15243 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15244 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15245 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15246 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15247 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15248 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15249 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15251 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15252 When aliasing is not build, mark statement as volatile.
15254 2007-01-11 Tom Tromey <tromey@redhat.com>
15256 PR preprocessor/15185, PR preprocessor/20989:
15257 * doc/cppopts.texi <-MT>: Update description of algorithm for
15258 computing default target.
15259 <-M, -MD>: Reword "basename" text.
15261 2007-01-11 Roger Sayle <roger@eyesopen.com>
15263 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15264 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15265 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15266 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15267 fold_builtin_bswap, real_constp, fold_builtin_pow,
15268 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15269 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15270 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15271 * convert.c (convert_to_pointer): Likewise.
15272 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15273 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15274 const_binop, fold_convert_const_int_from_int,
15275 fold_convert_const_int_from_real,
15276 fold_convert_const_real_from_real, sign_bit_p,
15277 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15278 fold_sign_changed_comparison, fold_unary, fold_comparison,
15279 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15280 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15281 * print-tree.c (print_node_brief, print_node): Likewise.
15282 * stor-layout.c (place_field, layout_type): Likewise.
15283 * tree-chrec.c (keep_cast): Likewise.
15284 * tree.c (build_vector, build_real, build_real_from_int_cst,
15285 build_complex): Likewise.
15287 2007-01-11 Roger Sayle <roger@eyesopen.com>
15289 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15290 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15292 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15294 * configure.ac (strict1_warn): Rename to strict_warn.
15295 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15296 cc_set_by_configure, quoted_cc_set_by_configure,
15297 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15298 all_boot_languages, all_stagestuff): Remove.
15299 (target_list): Remove bootstrap targets.
15300 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15301 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15302 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15303 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15304 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15305 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15306 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15307 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15308 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15309 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15310 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15311 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15312 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15313 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15314 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15315 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15316 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15317 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15318 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15319 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15320 (mostlyclean): Adjust.
15321 (clean, distclean): Don't mention bootstrap stuff.
15322 * configure: Regenerate.
15323 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15324 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15325 treelang/config-lang.in (stagestuff): Remove.
15326 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15327 stageprofile, stagefeedback, stagestuff): Remove mention.
15329 2007-01-11 Nick Clifton <nickc@redhat.com>
15331 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15333 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15334 (mcore_arith_K_S_operand): Run the test for the S constraint not
15335 the test for the M constraint.
15336 (mcore_addsub_operand): Do not accept integer values that are
15337 larger than 32 bits.
15338 * config/mcore/mcore.md: Remove unused constraints from split.
15339 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15340 (addsi3): Likewise.
15341 (allocate_stack): Likewise.
15342 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15343 operands to 32 bits.
15344 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15346 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15347 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15348 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15349 mcore_output_bclri, mcore_output_andn, output_inline_const,
15350 mcore_output_move, mcore_output_movedouble): Likewise.
15351 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15352 (output_inline_const): Likewise.
15353 (output_inline_const): Fix format strings used in sprintf
15355 * config/mcore/mcore-protos.h: Update prototypes for changed
15356 functions in mcore.c.
15357 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15358 HOST_WIDE_INT and not int.
15359 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15360 CONST_OK_FOR_N): Likewise.
15361 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15362 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15365 2007-01-10 Jan Hubicka <jh@suse.cz>
15367 * tree-vrp.c (remove_range_assertions): Release defs.
15368 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15369 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15371 2007-01-10 Paul Brook <paul@codesourcery.com>
15373 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15374 * config/arm/arm.md (mulsi3subsi): New insn.
15376 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15378 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15379 (tree_transform_and_unroll_loop): New.
15380 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15383 2007-01-10 Robert Kennedy <jimbob@google.com>
15385 * fold-const.c (fold_comparison): Fold comparisons like (x *
15386 1000 < 0) to (x < 0).
15388 2007-01-10 Ian Lance Taylor <iant@google.com>
15390 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15391 operands have the same priority.
15393 2007-01-10 Tom Tromey <tromey@redhat.com>
15395 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15396 (fold_binary): Likewise.
15397 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15398 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15399 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15400 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15401 * langhooks.h (struct lang_hooks): Removed field
15402 'can_use_bit_fields_p'.
15404 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15406 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15408 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15410 * function.c (get_last_funcdef_no): New function.
15411 * function.h (get_last_funcdef_no): Declare.
15412 * tree-inline.c (initialize_cfun): Add initialization.
15413 (tree_function_versioning): Cleanup.
15415 2007-01-10 Jan Hubicka <jh@suse.cz>
15417 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15420 2007-01-10 Sa Liu <saliu@de.ibm.com>
15421 Ben Elliston <bje@au.ibm.com>
15423 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15424 for SAVE_NONLOCAL and Pmode for any other save level.
15425 * spu-protos.h (spu_restore_stack_block): Declare.
15426 * spu.md (save_stack_block): Remove.
15427 (restore_stack_block): Call spu_restore_stack_block.
15428 * spu.c (spu_restore_stack_block): New function.
15429 (spu_expand_epilogue): Remove old comment.
15431 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15433 PR tree-optimization/30322
15434 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15435 (cand_value_at): Return the value as aff_tree.
15436 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15437 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15438 aff_combination_mult): New functions.
15439 (aff_combination_add): Use aff_combination_add_cst.
15440 (aff_combination_convert): Allow conversions to a wider type.
15441 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15442 * tree-affine.h (aff_combination_mult): Declare.
15444 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15446 * doc/tm.texi: Update documentation to reflect reality of exec
15447 and start file search behaviours. Update copyright year.
15448 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15449 header file directories.
15451 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15453 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15454 (*cosxf2): Rename to cosxf2_i387.
15455 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15456 using X87MODEF12 mode macro. Rename patterns to
15457 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15459 (*cosdf2, *cossf2): Ditto.
15460 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15461 to match extended input operands.
15462 (sincos<mode>3): New expander.
15463 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15464 insn patterns and corresponding splitters.
15466 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15468 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15469 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15471 2007-01-09 Nicolas Pitre <nico@cam.org>
15474 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15476 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15478 * target.h (struct gcc_target): New field library_rtti_comdat.
15479 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15480 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15481 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15482 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15484 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15486 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15488 2007-01-08 Richard Guenther <rguenther@suse.de>
15490 * tree.h (force_fit_type_double): Export.
15491 (force_fit_type): Remove.
15492 * fold-const.c (force_fit_type_double): New function.
15493 (force_fit_type): Remove.
15494 (int_const_binop): Use it.
15495 (fold_convert_const_int_from_int): Likewise.
15496 (fold_convert_const_int_from_real): Likewise.
15497 (fold_div_compare): Likewise.
15498 (fold_sign_changed_comparison): Likewise.
15499 (fold_unary): Likewise.
15500 (fold_negate_const): Likewise.
15501 (fold_abs_const): Likewise.
15502 (fold_not_const): Likewise.
15503 * c-common.c (shorten_compare): Use force_fit_type_double.
15504 * convert.c (convert_to_pointer): Likewise.
15506 2007-01-08 Richard Guenther <rguenther@suse.de>
15508 * tree.h (build_int_cst_wide_type): Export.
15509 * tree.c (build_int_cst_wide_type): New function.
15510 (build_int_cst_wide): Fix comment.
15511 * builtins.c (fold_builtin_object_size): Use build_int_cst
15512 to build -1 or 0 of the correct type. Use fit_double_type
15513 to check for overflow.
15514 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15516 (decode_field_reference): Likewise.
15517 (all_ones_mask_p): Likewise.
15518 (native_interpret_int): Use build_int_cst_wide_type.
15519 (fold_binary): Use build_int_cst_type to build an all-ones
15521 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15523 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15525 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15527 2007-01-09 Ben Elliston <bje@au.ibm.com>
15529 * genautomata.c (STATS_OPTION): New option.
15530 (stats_flag): New flag.
15531 (gen_automata_option): Handle it.
15532 (initiate_automaton_gen): Ditto.
15533 (write_automata): Output statistics only if stats_flag is
15534 set. Likewise, output time statistics only if time_flag is set.
15535 * doc/md.texi (Processor pipeline description): Document new flag.
15537 2007-01-08 Richard Guenther <rguenther@suse.de>
15539 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15540 * tree.c (build_int_cst_type): Likewise.
15541 (size_in_bytes): Don't call force_fit_type on the result.
15542 (int_fits_type_p): Use fit_double_type.
15543 * fold-const.c (fit_double_type): New function.
15544 (force_fit_type): Use it.
15545 * tree.h (fit_double_type): Export.
15547 2007-01-08 Jan Hubicka <jh@suse.cz>
15549 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15550 * ipa.c (function_and_variable_visibility): Fix return type.
15552 2007-01-08 Richard Guenther <rguenther@suse.de>
15554 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15555 of offset to build the index.
15556 * tree-pretty-print.c (dump_generic_node): Don't build negated
15557 const just for printing.
15558 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15559 * builtins.c (fold_builtin_int_roundingfn): Check if result
15560 fits the type by using force_fit_type and comparing the result.
15561 * predict.c (predict_loops): Use compare_tree_int for comparison.
15562 * tree.c (build_int_cst): Fall back to integer_type_node for
15564 (build_int_cst_wide): Assert type is non-null.
15566 2007-01-08 Roberto Costa <roberto.costa@st.com>
15568 * tree-vrp.c (extract_range_from_cond_expr): New.
15569 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15570 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15572 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15573 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15574 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15575 used as expressions.
15576 * tree-object-size.c (cond_expr_object_size): New.
15577 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15579 2007-01-08 Jan Hubicka <jh@suse.cz>
15581 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15582 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15585 2007-01-08 Richard Guenther <rguenther@suse.de>
15587 PR tree-optimization/23603
15588 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15589 (extract_range_from_binary): Fall back to truthvalue instead of
15590 varying for TRUTH_*_EXPR.
15591 (extract_range_from_comparison): Fall back to truthvalue instead of
15593 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15594 if all visited PHI values were constant.
15596 2007-01-08 Jan Hubicka <jh@suse.cz>
15598 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15599 (cgraph_analyze_function): break out from ...
15600 (cgraph_finalize_compilation_unit): ... here.
15601 (cgraph_expand_function): Remove forgoten commented out line.
15602 (cgraph_optimize): Analyze functions.
15604 2007-01-08 Jan Hubicka <jh@suse.cz>
15606 * tree-pas.h (TODO_remove_function): New flag.
15607 (TODO_update*): Renumber.
15608 (pass_ipa_increase_alignment,
15609 pass_ipa_function_and_variable_visibility): New passes.
15610 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15611 (cgraph_function_and_variable_visibility): Move to ipa.c
15612 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15613 cgraph_increase_alignment.
15614 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15615 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15616 calling tree-inline.
15617 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15618 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15619 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15620 (gate_increase_alignment): New function.
15621 (pass_ipa_increase_alignment): New pass.
15622 * ipa.c: Inline tree-pass.h and timevar.h
15623 (function_and_variable_visibility): Move here from cgraphunit.c
15624 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15625 * passes.c (init_optimization_passes): Add the two new passes.
15626 (execute_todo): Handle cgraph_remove_functions.
15628 2007-01-08 Nick Clifton <nickc@redhat.com>
15630 * config/frv/predicates.md (reg_or_0_operand): Accept
15633 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15635 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15636 * config.gcc: Add bfin*-rtems*.
15638 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15640 * c.opt: Add -flax-vector-conversions.
15641 * c-typeck.c (convert_for_assignment): Pass flag to
15642 vector_types_convertible_p to allow emission of note.
15643 (digest_init): Likewise.
15644 * c-opts.c: Handle -flax-vector-conversions.
15645 * c-common.c (flag_lax_vector_conversions): New.
15646 (vector_types_convertible_p): Unless -flax-vector conversions
15647 has been passed, disallow conversions between vectors with
15648 differing numbers of subparts and/or element types. If such
15649 a conversion is disallowed, possibly emit a note on the first
15650 occasion only to inform the user of -flax-vector-conversions.
15651 The new last argument specifies this.
15652 * c-common.h (flag_lax_vector_conversions): New.
15653 (vector_types_convertible_p): Add extra argument.
15654 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15655 char_type_node for V*QI type vectors.
15656 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15657 Update to satisfy new typechecking rules.
15658 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15659 C and C++ variants.
15660 * doc/invoke.texi (C Dialect Options): Document
15661 -flax-vector-conversions.
15663 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15665 PR tree-optimization/29877
15666 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15667 a register variable on the RHS to not be replaceable.
15669 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15670 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15671 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15672 const_simm15, const_pow2, const_npow2): Added.
15673 * config/score/misc.md (insv, extv, extzv, movmemsi,
15674 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15675 * config/score/score.c (score_address_cost, score_select_cc_mode):
15677 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15678 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15679 Update score_print_operand.
15680 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15681 Adjust register allocate order and update some macro define.
15682 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15683 mdx_block_move_straight, mdx_block_move_loop_head,
15684 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15685 mdx_block_move): Added.
15686 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15687 mdp_limm): Updated and fix some bug and typo.
15688 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15689 (movsf, movdf, doloop_end): Added.
15691 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15693 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15694 config/arm/thumb2.md: Fix comment typos.
15695 * doc/extend.texi: Fix a typo.
15697 2007-01-07 Eric Christopher <echristo@apple.com>
15699 * configure.ac: Check for __stack_chk_fail for darwin.
15700 * configure: Regenerate.
15702 2007-01-07 Richard Guenther <rguenther@suse.de>
15704 * tree-vrp.c (extract_range_from_assert): CSE calls to
15705 compare_values where possible.
15706 (extract_range_from_unary_expr): Likewise.
15708 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15710 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15711 * config/avr/avr.c (call_insn_operand): Delete function.
15712 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15713 instead of register number. Use predicates.
15714 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15715 call_insn_operand): Add.
15717 2007-01-06 Jan Hubicka <jh@suse.cz>
15719 * tree-pass.h (pass_build_cgraph_edges): Declare.
15720 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15721 (visited_nodes): Remove.
15722 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15723 build_cgrpah_edges; make visited_nodes local.
15724 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15725 (record_references_in_initializer): Move to cgraphbuild.c
15726 (initialize_inline_failed, rebuild_cgraph_edges,
15727 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15728 (verify_cgraph_node): Make visited_nodes local.
15729 (cgraph_analyze_function): Do not call cgraph_create_edges and
15730 initialize_inline_failed.
15731 (cgraph_expand_function): Do not call cgraph_lower_function;
15732 assert that function is already lowered.
15733 * Makefile.in (cgraphbuild.o): New.
15734 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15735 at the end of lowering passes.
15737 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15739 * ifcvt.c (cond_move_convert_if_block): New function, code
15740 factored out from...
15741 (cond_move_process_if_block): ...here. Call the new function
15742 on the THEN and ELSE blocks.
15743 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15744 already takes care of this.
15746 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15749 * tree.h (TREE_OVERFLOW_P): New.
15750 * c-typeck.c (parser_build_unary_op): Warn only if result
15751 overflowed and operands did not.
15752 (parser_build_binary_op): Likewise.
15753 (convert_for_assignment): Remove redundant overflow_warning.
15754 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15756 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15758 * c-typeck.c (store_init_value): Split over two lines to follow
15759 the GNU coding style.
15761 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15763 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15764 __GXX_EXPERIMENTAL_CXX0X__.
15765 * doc/cpp.texi: Same.
15767 2007-01-05 Richard Guenther <rguenther@suse.de>
15769 PR middle-end/27826
15770 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15771 with mismatched types. Instead explicitly build a
15772 conversion NOP_EXPR.
15774 2007-01-05 Ian Lance Taylor <iant@google.com>
15776 * c-common.c (decl_with_nonnull_addr_p): New function.
15777 (c_common_truthvalue_conversion): Call it.
15778 * c-typeck.c (build_binary_op): Likewise.
15779 * c-common.h (decl_with_nonnull_addr_p): Declare.
15781 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15784 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15787 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15789 * doc/install.texi (Final install): Document the fact that
15790 the GNAT runtime should not be stripped.
15792 2007-01-04 Jan Hubicka <jh@suse.cz>
15794 * tree-inline.c (fold_marked_statements): Update operand caches
15795 and EH after folding
15797 2007-01-04 Ian Lance Taylor <iant@google.com>
15799 * c-common.c (check_function_nonnull): Whitespace fix.
15801 2007-01-04 Jan Hubicka <jh@suse.cz>
15803 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15804 comitted older version of patch.
15805 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15806 function, celanup cfg and collect garbage.
15808 2007-01-04 Mike Stump <mrs@apple.com>
15810 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15813 2007-01-04 Eric Christopher <echristo@apple.com>
15815 * libgcc2.c (__bswapsi2): Use SItype.
15816 (__bswapdi2): Use DItype.
15817 * libgcc2.h: Update for above.
15819 2007-01-04 Paul Brook <paul@codesourcery.com>
15821 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15822 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15823 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15824 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15825 umulsi3_highpart): Make conditional on !arm_arch6.
15826 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15827 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15828 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15829 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15830 umulsi3_highpart_v6): New insns.
15832 2007-01-04 Roger Sayle <roger@eyesopen.com>
15834 * fold-const.c (fold_convert): When casting an expression to void,
15835 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15836 have a type. Instead of attempting to build a NOP_EXPR, return
15837 these "special" trees directly.
15839 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15841 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15842 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15843 rs6000_cost->fp not 0 as adjustment for outer NEG.
15845 2007-01-04 Jan Hubicka <jh@suse.cz>
15847 * cgraph.c (cgraph_release_function_body): New function.
15848 (cgraph_remove_node): Use it.
15849 * cgraph.h (cgraph_release_function_body): Declare.
15850 * cgraphunit.c (cgraph_expand_function): Use it.
15851 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15852 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15853 is initialized and while compilation of other function is running.
15854 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15855 statement CFG annotations from here to ...
15856 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15858 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15860 * cfgloop.h (enum li_flags): Make the constants powers of two.
15862 2007-01-04 Jan Hubicka <jh@suse.cz>
15864 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15866 (fold_marked_statements): New function.
15867 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15868 * tree-inline.h (copy_body_data): Add statements_to_fold.
15870 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15872 * config.gcc: Mention libgcc/config.host.
15873 * Makefile.in: Update comments mentioning libgcc.
15874 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15875 (all.cross, start.encap, rest.encap, rest.cross): Update
15876 dependencies for libgcc move.
15877 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15878 (clean-target, clean-target-libgcc): Delete.
15879 (srcdirify, GCC_EXTRA_PARTS): New macros.
15880 (libgcc-support, libgcc.mvars): New rules.
15881 (distclean): Remove mention of mklibgcc.
15882 (install): Don't reference INSTALL_LIBGCC.
15883 (install-common): Don't reference EXTRA_PARTS.
15884 (install-libgcc, install-multilib): Delete rules.
15885 * mklibgcc.in: Delete file.
15886 * doc/configfiles.texi: Don't mention mklibgcc.
15888 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15889 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15890 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15891 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15892 (mklibgcc, ldblspecs): Likewise.
15894 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15895 (posixpre.def): Use $(T).
15896 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15897 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15898 (SHLIB_LINK): Make dummy.
15899 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15901 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15903 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15904 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15905 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15906 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15908 * configure.ac (all_outputs): Remove mklibgcc.
15909 * configure: Regenerated.
15911 2007-01-03 Josh Conner <jconner@apple.com>
15913 PR middle-end/29683
15914 * calls.c (compute_argument_addresses): Set stack and stack_slot
15915 for partial args, too.
15916 (store_one_arg): Use locate.size.constant for the size when
15917 generating a save_area.
15919 2007-01-03 Robert Kennedy <jimbob@google.com>
15921 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15922 whose definitions are deleted due to basic block merging.
15924 2007-01-03 Paul Brook <paul@codesourcery.com>
15927 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15929 (use_return_insn): Return 0 for Thumb interrupt functions.
15930 (print_multi_reg): Add rfe argument for IRQ returns.
15931 (arm_output_epilogue): Pop interrupt return address directly into PC.
15932 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15934 2007-01-03 Paul Brook <paul@codesourcery.com>
15936 Merge from sourcerygxx-4_1.
15937 * config/arm/thumb2.md: New file.
15938 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15940 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15941 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15942 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15943 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15945 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15946 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15948 * config/arm/ieee754-sf.S: Ditto.
15949 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15950 (thumb1_base_register_rtx_p): ... to this.
15951 (thumb_index_register_rtx_p): Rename...
15952 (thumb1_index_register_rtx_p): ... to this.
15953 (thumb_output_function_prologue): Rename...
15954 (thumb1_output_function_prologue): ... to this.
15955 (thumb_legitimate_address_p): Rename...
15956 (thumb1_legitimate_address_p): ... to this.
15957 (thumb_rtx_costs): Rename...
15958 (thumb1_rtx_costs): ... to this.
15959 (thumb_compute_save_reg_mask): Rename...
15960 (thumb1_compute_save_reg_mask): ... to this.
15961 (thumb_final_prescan_insn): Rename...
15962 (thumb1_final_prescan_insn): ... to this.
15963 (thumb_expand_epilogue): Rename...
15964 (thumb1_expand_epilogue): ... to this.
15965 (arm_unwind_emit_stm): Rename...
15966 (arm_unwind_emit_sequence): ... to this.
15967 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15968 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15969 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15970 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15971 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15972 thumb2_output_casesi): New functions.
15973 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15974 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15975 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15976 THUMB2_WORK_REGS): Define.
15977 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15978 arm_condexec_mask, arm_condexec_masklen)): New variables.
15979 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15980 (arm_override_options): Check new CPU capabilities.
15981 Set new architecture flag variables.
15982 (arm_isr_value): Handle v7m interrupt functions.
15983 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15985 (const_ok_for_arm): Handle Thumb-2 constants.
15986 (arm_gen_constant): Ditto. Use movw when available.
15987 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15989 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15990 (thumb_find_work_register, arm_load_pic_register,
15991 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15992 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15993 print_multi_reg, output_mov_long_double_fpa_from_arm,
15994 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15995 output_mov_double_fpa_from_arm, output_move_double,
15996 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15997 output_return_instruction, arm_output_function_prologue,
15998 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15999 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16000 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16001 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16002 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16003 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16005 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16006 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16007 (arm_file_start): Output directive for unified syntax.
16008 (arm_unwind_emit_set): Handle stack alignment instruction.
16009 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16010 Add v6t2, v7, v7a, v7r and v7m.
16011 (RETLDM): Add Thumb-2 code.
16012 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16013 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16014 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16015 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16016 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16017 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16018 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16019 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16020 ADJUST_INSN_LENGTH): Define.
16021 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16022 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16023 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16024 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16025 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16026 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16027 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16028 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16029 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16030 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16031 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16032 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16033 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16034 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16035 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16036 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16037 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16039 * config/arm/arm-tune.md: Regenerate.
16040 * config/arm/arm-protos.h: Update prototypes.
16041 * config/arm/vfp.md: Enable patterns for Thumb-2.
16042 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16043 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16044 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16045 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16046 * config/arm/libunwind.S: Add Thumb-2 code.
16047 * config/arm/constraints.md: Update include Thumb-2.
16048 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16049 * config/arm/ieee754-df.S: Ditto.
16050 * config/arm/bpabi.S: Ditto.
16051 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16052 * config/arm/predicates.md (low_register_operand,
16053 low_reg_or_int_operand, thumb_16bit_operator): New.
16054 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16055 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16056 * config/arm/t-arm-elf: Add armv7 multilib.
16057 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16059 (UNSPEC_STACK_ALIGN, ce_count): New.
16060 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16061 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16063 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16064 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16065 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16066 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16067 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16068 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16070 * doc/extend.texi: Document ARMv7-M interrupt functions.
16071 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16073 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16075 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16076 (struct _Unwind_Context): Rename args_size to flags, remove
16077 signal_frame field, add a new args_size field and version field.
16078 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16079 _Unwind_IsExtendedContext): New inline functions.
16080 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16081 Assume by_value array is only present if _Unwind_IsExtendedContext.
16082 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16083 _Unwind_IsSignalFrame.
16084 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16085 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16086 (uw_init_context_1): Initialize context->flags to
16087 EXTENDED_CONTEXT_BIT.
16088 * config/rs6000/linux-unwind.h (frob_update_context): Use
16089 _Unwind_SetSignalFrame.
16091 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16093 PR middle-end/30353
16094 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16095 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16098 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16100 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16101 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16102 RET, AT_SP): Remove.
16103 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16106 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16107 * cfgbuild.c (find_basic_blocks): Likewise.
16108 * cfgrtl.c (rtl_create_basic_block): Likewise.
16109 * function.c (temp_slots_at_level): Likewise.
16110 * reg-stack.c (stack_regs_mentioned): Likewise.
16111 * regclass.c (allocate_reg_info): Likewise.
16112 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16113 set_bb_for_stmt, move_block_to_fn): Likewise.
16114 * tree-complex.c (tree_lower_complex): Likewise.
16115 * vec.h (VEC_safe_grow_cleared): New.
16117 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16119 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16121 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16122 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16124 * cfgloopmanip.c (scale_loop_frequencies): Export.
16125 (loopify): Scale the frequencies by prescribed coefficients.
16126 (set_zero_probability): New function.
16127 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16128 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16129 and frequencies according to arguments.
16130 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16132 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16133 * modulo-sched.c (sms_schedule): Set probabilities for entering
16134 versioned loop correctly.
16135 * tree-vect-transform.c (vect_transform_loop): Ditto.
16136 * cfgloop.h (loopify, loop_version): Declaration changed.
16137 (scale_loop_frequencies): Declared.
16139 2007-01-02 Jan Hubicka <jh@suse.cz>
16141 * cgraph.c: Include tree-flow.h
16142 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16143 early_local_passes.
16144 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16145 * tree-pass.h (pass_all_early_optimizations): Declare.
16146 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16147 early_local_passes.
16148 (cgraph_analyze_function): Do early_local_passes.
16149 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16150 Do not add referenced vars.
16151 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16153 (gate_all_early_local_passes): New gate.
16154 (pass_early_local_passes): Use new gate.
16155 (execute_early_local_optimizations): New functions.
16156 (gate_all_early_optimizations): New gate.
16157 (pass_all_early_optimizations): New pass.
16158 (execute_free_datastructures): Free SSA only when initialized.
16159 (gate_init_datastructures): Init only when optimizing.
16160 (tree_lowering_passes): Do early local passes when called late.
16161 * tree-profile.c (do_tree_profiling): Don't profile functions added
16163 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16164 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16166 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16167 during early_local_passes.
16168 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16171 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16173 * Makefile.in: Update copyright year.
16175 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16177 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16178 in $(lang_checks) and check-consistency targets.
16180 2007-01-02 Jan Hubicka <jh@suse.cz>
16182 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16183 Do not add referenced vars.
16184 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16186 * passes.c (init_optimization_passes): Put mudflap_2 after
16187 free_datastructures.
16189 2007-01-02 Jan Hubicka <jh@suse.cz>
16191 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16192 Set NOTHROW flag on call statements proved to be nothrow.
16193 Update statement of local calls so new pure/const functions are
16194 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16196 (tree_rest_of_compilation): Register hooks and initialize bitmap
16197 early. Do not set after_inlining flag.
16199 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16201 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16202 HOST_BITS_PER_LONGLONG
16204 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16207 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16208 warning for non-static initializers.
16210 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16212 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16213 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16214 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16215 Always use set_unique_reg_note to add REG_EQUAL notes.
16217 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16220 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16222 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16223 * cfgbuild.c (find_basic_blocks): Likewise.
16224 * cfgrtl.c (rtl_create_basic_block): Likewise.
16225 * function.c (temp_slots_at_level): Likewise.
16226 * reg-stack.c (stack_regs_mentioned): Likewise.
16227 * regclass.c (allocate_reg_info): Likewise.
16228 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16229 set_bb_for_stmt, move_block_to_fn): Likewise.
16230 * tree-complex.c (tree_lower_complex): Likewise.
16231 * vec.h (VEC_safe_grow_cleared): New.
16233 2007-01-02 Ian Lance Taylor <iant@google.com>
16235 * c-common.c (c_common_truthvalue_conversion): When warning about
16236 using an assignment as a truth value, set TREE_NO_WARNING.
16238 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16241 * c.opt (Wold-style-declaration): New.
16242 * doc/invoke.texi (C-only Warning Options): New.
16243 (Wold-style-declaration): Document it.
16244 (Wextra): Enabled by -Wextra.
16245 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16246 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16247 -Wold-style-declaration.
16249 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16251 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16252 * cfgbuild.c (find_basic_blocks): Likewise.
16253 * cfgrtl.c (rtl_create_basic_block): Likewise.
16254 * function.c (temp_slots_at_level): Likewise.
16255 * reg-stack.c (stack_regs_mentioned): Likewise.
16256 * regclass.c (allocate_reg_info): Likewise.
16257 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16258 set_bb_for_stmt, move_block_to_fn): Likewise.
16259 * tree-complex.c (tree_lower_complex): Likewise.
16260 * vec.h (VEC_safe_grow_cleared): New.
16262 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16264 * c-common.c (c_common_nodes_and_builtins): Since variants of
16265 void_type_node get built before it is given a name, we need to
16266 give those variants the name, too.
16267 (complete_array_type): We need to work with the canonical main
16268 type of the array, from which we will build the qualified version.
16269 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16270 * print-tree.c (print_node): Display canonical type information
16272 * stor-layout.c (layout_type): When we don't know the
16273 alignment of a type for which we're building an array, we end up
16274 guessing wrong, so make the type require structural equality.
16275 * tree.c (make_node_stat): When we build a new type, it is its
16276 own canonical type.
16277 (build_type_attribute_qual_variant): When building an attribute
16278 variant, its canonical type is the non-attribute variant. However,
16279 if the attributes are target-dependent and they differ, we need to
16280 use structural equality checks for this type.
16281 (build_qualified_type): A qualified type is not equivalent to its
16282 unqualified variant; set the canonical type appropriately.
16283 (build_distinct_type_copy): When building a distinct type from
16284 another type, the new type is its own canonical type.
16285 (build_variant_type_copy): When building a new type variant, we
16286 assume that it is equivalent to the original type.
16287 (build_pointer_type_for_mode): When building a pointer type, also
16288 build a canonical type pointer.
16289 (build_reference_type_for_mode): When building a reference type,
16290 also build a canonical type reference.
16291 (build_index_type): When we can't hash an index type (e.g.,
16292 because its maximum value is negative), the index type requires
16293 structural equality tests.
16294 (build_array_type): Build the canonical form of an array type.
16295 (build_function_type): Function types require structural equality,
16296 because they contain default arguments, attributes, etc.
16297 (build_method_type_directly): Ditto for method types.
16298 (build_offset_type): Build the canonical offset type.
16299 (build_complex_type): Build the canonical vector type.
16300 (make_vector_type): Build the canonical vector type.
16301 * tree.h (TYPE_CANONICAL): New.
16302 (TYPE_STRUCTURAL_EQUALITY_P): New.
16303 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16304 (struct tree_type): Added "canonical" field.
16305 * params.h (VERIFY_CANONICAL_TYPES): New.
16306 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16307 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16308 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16309 * doc/invoke.texi (verify-canonical-types): Document --param
16310 parameter for verifying canonical types.
16312 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16314 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16315 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16316 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16317 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16319 * config/rs6000/e500.h: New.
16320 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16321 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16323 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16324 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16325 TARGET_E500_DOUBLE): Remove.
16326 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16327 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16328 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16329 * config/rs6000/rs6000.c (rs6000_override_options): Use
16330 CHECK_E500_OPTIONS.
16332 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16334 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16335 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16336 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16337 rs6000_emit_cmove): Don't check TARGET_E500.
16338 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16339 sordered): Don't check TARGET_E500.
16341 2007-01-01 Eric Christopher <echristo@apple.com>
16343 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16344 HARD_REGISTER_NUM_P.
16346 2007-01-01 Roger Sayle <roger@eyesopen.com>
16348 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16349 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16350 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16353 2007-01-01 Mike Stump <mrs@apple.com>
16355 * configure.ac: Remove support for building with Apple's gcc-3.1.
16357 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16359 PR middle-end/30311
16360 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16361 REG is a hard register. Do not modify REG before calling
16363 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16364 multiple of the size of YMODE for certain lowpart cases.
16366 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16368 PR middle-end/30253
16369 * gimplify (voidify_wrapper_expr): Update for
16370 GIMPLE_MODIFY_STMT.
16372 2007-01-01 Andreas Schwab <schwab@suse.de>
16375 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16376 save of BR0 in extra_spill_size instead of spill_size.
16377 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16379 (ia64_expand_epilogue): Restore BR0 from its new location.
16381 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16383 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16384 Use a temporary variable if the left hand side is not a gimple
16387 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16389 * gimplify.c (gimplify_return_expr): Make the temporary variable
16390 for the return expression, a gimple register variable.
16392 2007-01-01 Jan Hubicka <jh@suse.cz>
16394 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16397 2007-01-01 Mike Stump <mrs@apple.com>
16399 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16401 * config/darwin.c (machopic_select_rtx_section): Use
16402 HAVE_GAS_LITERAL16.
16403 (darwin_mergeable_constant_section): Likewise.
16404 * configure: Regenerate.
16405 * config.in: Regenerate.
16407 2007-01-01 Jan Hubicka <jh@suse.cz>
16408 Andrew Pinski <pinskia@gmail.com>
16410 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16411 before starting IPA passes.