1 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4 Free dominance info before purging EH edges as well as after.
5 (eliminate_degenerate_phis): Likewise.
6 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8 2007-05-07 Jan Hubicka <jh@suse.cz>
10 * gimplify.c (gimplify_expr): Do not crash when folding
13 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16 * c-opts.c (lang_fortran): Make it non static.
17 * c-common.h (lang_fortran): New prototype.
18 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19 -lang-fortran option was passed by the driver.
21 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
23 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
24 of ASSERT_CHECKING. Tweak message.
26 2007-05-06 Revital Eres <eres@il.ibm.com>
29 * loop-unroll.c (insert_var_expansion_initialization):
30 Initialize the expansions with -zero instead of +zero.
32 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
34 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
35 into pic and non-pic versions. Mark r19 as used for
36 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
37 for tgd_load, tld_load and tie_load .
38 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
39 version of tgd_load, tld_load and tie_load depending on the
42 2007-05-04 Ulrich Drepper <drepper@redhat.com>
43 Jakub Jelinek <jakub@redhat.com>
45 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
46 (__do_global_dtors_aux): Use more paranoid loop to run
47 destructors if HIDDEN_DTOR_LIST_END.
48 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
50 2007-05-04 Jakub Jelinek <jakub@redhat.com>
52 * varasm.c (align_variable): Don't increase alignment for
53 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
54 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
56 2007-05-04 Josh Conner <jconner@apple.com>
58 * basic-block.h (cdi_direction): Assign values to all enumeration
60 (dom_computed): Remove.
61 (dom_info_state): New.
62 (set_dom_info_availability): New.
63 * tree-ssa-loop-im.c (determine_invariantness): Initialize
64 walk_data.dom_direction.
65 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
66 instead of dom_computed[].
67 (split_edge): Likewise.
68 (create_basic_block): Likewise.
69 (merge_blocks): Likewise.
70 * ifcvt.c (find_if_header): Likewise.
71 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
72 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
73 * tree-ssa.c (verify_ssa): Likewise.
74 * tree-cfg.c (tree_verify_flow_info): Likewise.
75 (remove_edge_and_dominated_blocks): Likewise.
76 * dominance.c (dom_computed): Make static.
77 (calc_dfs_tree_nonrec): Change third param to a bool.
78 (calc_dfs_tree): Change second param to a bool.
79 (calc_idioms): Change second param to a bool. Use
80 dom_convert_dir_to_idx.
81 (init_dom_info): Validate dir before using.
82 (dom_convert_dir_to_idx): New.
83 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
84 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
85 (free_dominance_info): Use dom_convert_dir_to_idx.
86 (get_immediate_dominator): Likewise.
87 (set_immediate_dominator): Likewise.
88 (get_dominated_by): Likewise.
89 (redirect_immediate_dominators): Likewise.
90 (nearest_common_denominator): Likewise.
91 (dominated_by_p): Likewise.
92 (bb_dom_dfs_in): Likewise.
93 (bb_dom_dfs_out): Likewise.
94 (recount_dominator): Likewise.
95 (iterate_fix_dominators): Likewise.
96 (add_to_dominance_info): Likewise.
97 (delete_from_dominance_info): Likewise.
98 (first_dom_son): Likewise.
99 (next_dom_son): Likewise.
100 (dom_info_available_p): Likewise.
101 (dom_info_state): New.
102 (set_dom_info_availability): New.
104 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
106 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
108 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
110 2007-05-04 Bob Wilson <bob.wilson@acm.org>
112 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
113 (subdi3, subdi_carry): Delete.
115 2007-05-04 Jan Hubicka <jh@suse.cz>
116 Richard Guenther <rguenther@suse.de>
118 * opts.c (decode_options): Do not fiddle with inlining
119 parameters in case of optimizing for size.
120 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
122 (cgraph_decide_inlining_of_small_function): When optimizing for
123 size never inline functions increasing caller size.
124 (cgraph_early_inlining): Inline for size when optimizing for size.
126 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
128 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
129 logical operations piecewise.
130 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
131 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
132 subdi_sesidi_di): Delete.
133 (add_with_carry): Produce carry in CC instead of a DREG to shorten
134 the generated sequence. Allow three-reg add in constraints. Rewrite
135 the rtl expression for carry to avoid zero_extend of a constant.
136 (sub_with_carry): New pattern.
137 (adddi3, subdi3): Change into define_expand. For subtract, generate a
138 different sequence not involving jumps.
139 (notbi): Now a named pattern.
141 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
143 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
144 Add the note about a significant loss of accuracy of some
145 mathematical routines when these options are used.
147 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
149 * haifa-sched.c (rtx_vec_t): New typedef.
150 (contributes_to_priority_p): Extract piece of priority () into new
152 (priority): Use the function. Add assertion.
153 (rank_for_schedule, set_priorities): Add assertion to check that
154 insn's priority is initialized.
155 (clear_priorities, calc_priorities): Change signature. Make it update
156 all relevant insns. Update all callers ('add_to_speculative_block ()'
157 and 'create_block_check_twin ()').
158 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
159 Add new field 'priority_status'.
160 (INSN_PRIORITY_STATUS): New macro.
161 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
163 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
165 * sched-ebb.c (debug_ebb_dependencies): New static function.
166 (init_ready_list): Use it.
168 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
169 with changed signature and 'debug_rgn_dependencies ()'.
170 (debug_rgn_dependencies): New static function.
171 (init_ready_list): Use it.
173 * sched-int.h (debug_dependencies): Declare.
175 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
177 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
179 2007-05-04 Dirk Mueller <dmueller@suse.de>
181 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
183 2007-05-03 Jan Hubicka <jh@suse.cz>
185 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
186 for pointer type in more cases than before.
188 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
190 * tree-object-size.c (plus_expr_object_size): When operand size is
191 unknown, return unknown.
193 2007-05-03 Dirk Mueller <dmueller@suse.de>
195 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
197 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
200 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
202 2007-05-03 Janis Johnson <janis187@us.ibm.com>
204 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
206 2007-05-03 Joseph Myers <joseph@codesourcery.com>
208 * config/soft-fp/double.h, config/soft-fp/extended.h,
209 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
210 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
211 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
212 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
215 2007-05-03 Ian Lance Taylor <iant@google.com>
217 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
218 MASK_PPC_GFXOPT for 8540 or 8548.
220 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
222 * tree-vect-transform.c (vect_update_inits_of_drs): Use
223 vect_print_dump_info() to output debug information.
225 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
229 operands of size 2 when operand is not MEM_P.
231 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
233 PR tree-optimization/30565
234 * lambda-code.c (perfect_nestify): Fix updating of dominators.
236 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
238 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
239 (umulsi3_highpart): Use them.
240 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
241 for final accumulator to D regisster tranfser.
243 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
245 PR tree-optimization/31699
246 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
248 (vect_enhance_data_refs_alignment): Compute peel amount using
249 TYPE_VECTOR_SUBPARTS instead of vf.
250 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
252 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
255 * system.h: Remove inclusion of double-int.h
256 * tree.h: Include double-int.h
257 * gengtype.c: Likewise
258 * cfgloop.h: Likewise
259 * Makefile.in: Adjust dependencies on double-int.h
261 2007-05-02 Eric Christopher <echristo@apple.com>
263 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
264 -shared to -Zdynamiclib.
266 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
269 * c-common.c (strip_pointer_or_array_types): New function.
270 * c-common.h (strip_pointer_or_array_types): New function declaration.
272 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
274 PR tree-optimization/31771
275 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
277 2007-05-02 Paul Brook <paul@codesourcery.com>
279 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
281 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
284 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
287 2007-05-02 Nick Clifton <nickc@redhat.com>
289 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
291 2007-05-02 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/31146
294 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
295 argument, single_use_p. If we have a single use that is
296 a conversion to the definition rhs type, propagate that rhs.
297 (forward_propagate_addr_expr): Pass single_use_p argument
298 to forward_propagate_addr_expr_1.
300 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
302 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
305 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
307 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
308 'AMD Family 10 core'.
310 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
312 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
313 and athlon64-sse3 as improved versions of k8, opteron and athlon64
314 with SSE3 instruction set support.
315 * doc/invoke.texi: Likewise.
317 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
319 * config/i386/i386.c (override_options): Tuning 32-byte loop
320 alignment for amdfam10 architecture. Increasing the max loop
321 alignment to 24 bytes.
323 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
325 * config/m68k/constraints.md: New.
326 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
327 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
328 EXTRA_CONSTRAINT): Remove.
329 * config/m68k/m68k.md: Include constraints.md.
330 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
332 2007-05-01 Ian Lance Taylor <iant@google.com>
334 PR tree-optimization/31739
335 * tree-vrp.c (vrp_val_is_max): New static function.
336 (vrp_val_is_min): New static function.
337 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
339 (set_value_range): Use vrp_val_is_{max,min}.
340 (extract_range_from_assert): Likewise.
341 (extract_range_from_binary_expr): Likewise.
342 (extract_range_from_unary_expr): Likewise.
343 (dump_value_range, vrp_meet): Likewise.
344 (vrp_visit_phi_node): Likewise.
345 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
347 2007-05-01 Mark Mitchell <mark@codesourcery.com>
349 * config/i386/gmon-sol2.c (size_t): New type.
350 (intptr_t): Likewise.
351 (s_textsize): Declare as size_t.
353 (monstartup): Use size_t for sizes.
354 (_mcount): Save and restore registers.
355 (internal_mcount): Pass 0 as the first argument to monstartup
357 (moncontrol): Convert pointer to appropriately sized integer
358 before passing to profil.
360 2007-05-01 Joseph Myers <joseph@codesourcery.com>
362 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
363 __NO_FPRS__, not just if _SOFT_DOUBLE.
364 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
365 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
366 also for E500 double.
367 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
368 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
371 2007-05-01 Richard Guenther <rguenther@suse.de>
373 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
376 2007-05-01 Joseph Myers <joseph@codesourcery.com>
378 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
380 2007-05-01 Jan Hubicka <jh@suse.cz>
382 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
385 2007-05-01 Jan Hubicka <jh@suse.cz>
387 * tree.h (maybe_fold_offset_to_component_ref): Remove.
388 (maybe_fold_offset_to_reference): Declare.
389 * fold-const.c (fold_unary): Do not fold
390 (type *)&A into &A->field_of_type_and_offset_0
391 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
392 size is unknown, give up.
393 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
395 (maybe_fold_offset_to_reference): New.
396 (maybe_fold_stmt_indirect): Use it.
397 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
398 * gimplify.c (gimplify_conversion): Canonicalize conversions to
400 (gimplify_expr): Likewise for plus_expr.
402 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
404 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
405 bsi_after_labels. Always insert statements before bsi.
406 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
407 * predict.c (apply_return_prediction): Check for empty blocks.
408 * cfgexpand.c (lab_rtx_for_bb): New variable.
409 (label_rtx_for_bb): Do not create new tree labels.
410 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
411 (tree_expand_cfg): Initialize lab_rtx_for_bb.
412 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
414 (label_for_bb): Add field used.
415 (update_eh_label, main_block_label): Mark the label used.
416 (cleanup_dead_labels): Remove unused labels.
418 2007-05-01 Richard Guenther <rguenther@suse.de>
420 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
421 if it is not about to be set.
422 (get_value_range): Do not pre-allocate equiv bitmap.
423 (update_value_range): No need to clear equiv field.
424 (add_equivalence): Change prototype to get bitmap pointer.
425 Allocate bitmap here if it is not already.
426 (extract_range_from_assert): Do not allocate bitmap here.
427 Update callers to add_equivalence.
428 (extract_range_from_ssa_name): Likewise.
429 (get_vr_for_comparison): New static helper.
430 (compare_name_with_value): Handle NULL equiv bitmap by
431 peeling the first iteration of the comparison loop.
432 Use get_vr_for_comparison.
433 (compare_names): Handle NULL equiv bitmaps by using fake
434 ones. Use get_vr_for_comparison.
436 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
438 * double-int.c (mpz_set_double_int): Moved from
439 tree-ssa-loop-niter.c.
440 (mpz_get_double_int): Likewise; also, add option to wrap
441 out-of-range integers.
442 * double-int.h: New prototypes for above.
443 * tree.c (get_static_type_bounds): Moved from
444 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
445 TYPE_MAX_VALUE if they exist..
446 * tree.h: New prototype for above.
447 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
448 get_type_bounds calls.
449 (mpz_set_double_int): Move to double-int.c.
450 (get_type_bounds): Move to tree.c, rename to
451 get_static_type_bounds.
452 (mpz_to_double_int): Move to double-int.c, rename to
455 2007-04-30 Bob Wilson <bob.wilson@acm.org>
457 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
458 DIV0 exception can fall through to a normal return.
460 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
464 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
465 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
466 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
467 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
468 initialize align to silence bogus warning.
469 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
470 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
472 (struct sra_walk_fns): Remove use_all parameter from use.
473 (sra_hash_tree): Handle BIT_FIELD_REFs.
474 (sra_elt_hash): Don't hash bitfld blocks.
475 (sra_elt_eq): Skip them in parent compares as well. Handle
477 (sra_walk_expr): Don't maintain or pass down use_all_p.
478 (scan_use): Remove use_all parameter.
479 (scalarize_use): Likewise. Re-expand assignment to
480 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
481 output, and re-scalarize after output. Don't mark anything
483 (scalarize_ldst): Adjust.
484 (scalarize_walk_gimple_modify_statement): Likewise.
485 (build_element_name_1): Handle BIT_FIELD_REFs.
486 (instantiate_element): Don't warn for any element whose parent
488 (instantiate_missing_elements_1): Return the sra_elt.
489 (canon_type_for_field): New.
490 (try_instantiate_multiple_fields): New.
491 (instantiate_missing_elemnts): Use them.
492 (mark_no_warning): Removed.
493 (generate_one_element_ref): Handle BIT_FIELD_REFs.
494 (REPLDUP, sra_build_elt_assignment): New.
495 (generate_copy_inout): Use them.
496 (generate_element_copy): Likewise. Handle bitfld differences.
497 (generate_element_zero): Don't recurse for blocks. Use
498 sra_build_elt_assignment.
499 (generate_one_element_int): Take elt instead of var. Use
500 sra_build_elt_assignment.
501 (generate_element_init_1): Adjust.
502 (scalarize_use, scalarize_copy): Use REPLDUP.
503 (scalarize_ldst): Move assert before dereference.
504 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
506 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
509 * tree.c (reconstruct_complex_type): Reconstruct a reference
511 Also use the same mode for the pointer as the old pointer type.
513 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
515 * doc/trouble.texi (Interoperation): Remove note about Ultrix
518 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
520 PR rtl-optimization/31676
521 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
522 (df_refs_record): Call it.
524 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
526 * rtl.def (SS_ABS): New code.
527 * config/bfin/bfin.c (print_operand): New modifier 'v'.
528 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
529 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
530 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
531 (bfin_init_builtins): Define them.
532 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
533 (bfin_expand_builtin): ... and handle the others here.
534 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
535 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
536 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
537 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
538 operand is only HImode.
540 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
542 * regclass.c (scan_one_insn): Remove splitting of
545 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
546 Nigel Stephens <nigel@mips.com>
548 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
550 2007-04-28 Jan Hubicka <jh@suse.cz>
552 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
553 insn_locators_alloc instead of insn_locators_initialize;
554 call reset_block_changes.
555 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
556 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
557 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
558 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
559 * config/score/score.c (th_output_mi_thunk): Likewise.
560 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
561 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
562 tolerate uninitialized locator info.
565 * function.c (init_function_start): Don't init line number info.
566 (expand_function_end): Update.
567 (reset_block_changes, record_block_change, finalize_block_changes,
568 check_block_change, free_block_changes): Kill.
569 * function.h (reset_block_changes, record_block_change,
570 finalize_block_changes, check_block_change, free_block_changes): Remove
572 (struct function): Remove ib_boundaries_block.
573 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
574 Use curr_insn_locator to initialize locator.
575 (emit_line_note): Remove.
576 * cfgexpand.c (expand_gimple_cond_expr): Update.
577 (construct_exit_block): Likewise.
578 (tree_expand_cfg): Initialize/finalize locators.
579 * expr.c (expand_expr_real): Update.
580 * cfglayout.c (line_locators_locs, line_locators_lines,
581 file_locators_locs, file_locators_files): Remove.
582 (set_block_levels): Move to cfgexpand.c.
583 (insn_locators_initialize): Remove.
584 (pass_insn_locators_initialize): Remove.
585 (locations_locators_locs, locations_locators_vals): New static vars.
586 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
588 (insn_locators_alloc, insn_locators_finalize,
589 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
591 (locator_location): New.
592 (locator_line, locator_file): Rewrite.
593 * rtl.h (emit_line_note): Kill.
594 (insn_locators_alloc, insn_locators_finalize,
595 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
597 * tree-inline.c (initialize_cfun): Do not initialize
599 * passes.c (pass_insn_locators_initialize): Remove.
601 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
603 * tree-cfg.c (move_block_to_fn): Release bb from dominance
604 info. Update last_basic_block correctly.
606 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
609 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
610 register itself to hold the offset constant. Tell flow the use
611 of r4 and r5 when they are used.
613 2007-04-27 Richard Guenther <rguenther@suse.de>
615 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
616 if we simplified anything.
617 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
618 warnings until we did a simplification and the stmt was not
619 marked as TREE_NO_WARNING.
621 2007-04-27 Mike Stump <mrs@apple.com>
623 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
625 2007-04-27 Ian Lance Taylor <iant@google.com>
628 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
629 TYPE_MAX_VALUE exist, convert them to the new type.
631 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
633 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
634 if it claims to be available.
635 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
637 (perform_tree_ssa_dce): Always free postdominators.
639 2007-04-27 Richard Henderson <rth@redhat.com>
641 * config/alpha/predicates.md (aligned_memory_operand): Mark
642 as define_special_predicate.
643 (unaligned_memory_operand, normal_memory_operand): Likewise.
644 (reg_or_unaligned_mem_operand): Remove.
645 (any_memory_operand): Match the documentation and check for
646 non-renumbered pseudos during reload.
647 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
648 alpha_secondary_reload_class, update to new interface, make static.
649 Handle CQImode like HImode. Remove FP subreg check.
650 (alpha_expand_mov): Use replace_equiv_address.
651 (alpha_expand_mov_nobwx): Use any_memory_operand.
652 (TARGET_SECONDARY_RELOAD): New.
653 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
654 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
655 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
656 * config/alpha/alpha.md: ... here.
657 (RELOAD12, reloadmode): New.
659 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
660 Don't handle the aligned case here.
661 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
662 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
663 reload_inhi_help. Don't expect a scratch register.
664 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
666 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
668 2007-04-27 Richard Guenther <rguenther@suse.de>
670 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
672 2007-04-27 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/30965
675 PR tree-optimization/30978
676 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
677 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
678 (find_equivalent_equality_comparison): Likewise.
679 (simplify_cond): Likewise.
680 (get_prop_source_stmt): New helper.
681 (get_prop_dest_stmt): Likewise.
682 (can_propagate_from): Likewise.
683 (remove_prop_source_from_use): Likewise.
684 (combine_cond_expr_cond): Likewise.
685 (forward_propagate_comparison): New function.
686 (forward_propagate_into_cond): Rewrite to use fold for
688 (tree_ssa_forward_propagate_single_use_vars): Call
689 forward_propagate_comparison to propagate comparisons.
691 2007-04-27 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/31715
694 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
695 sure to do computation on the offset in an appropriate
698 2007-04-27 Richard Sandiford <richard@codesourcery.com>
700 * reload.h (elimination_target_reg_p): Declare.
701 * reload.c (find_reloads): Don't apply the reg_rtx move
702 optimization if the SET_DEST satisfies elimination_target_reg_p.
703 * reload1.c (elimination_target_reg_p): New function.
704 (gen_reload): In the move/add2 fallback, make sure that op0
705 does not overlap the destination register.
707 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
709 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
710 transform only GIMPLE_MODIFY_STMTs.
711 * tree-complex.c (expand_complex_operations_1): Ditto.
712 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
713 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
714 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
716 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
717 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
718 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
719 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
720 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
721 slpeel_add_loop_guard): Ditto.
722 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
723 * lambda-code.c (perfect_nestify): Ditto.
724 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
725 before the first statement.
726 * tree-optimize.c (execute_free_datastructures): Fix comments.
727 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
728 * tree-flow.h (disband_implicit_edges): Declaration removed.
729 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
731 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
733 (disband_implicit_edges, has_label_p): Removed.
734 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
735 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
737 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
739 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
741 * cfgexpand.c (label_rtx_for_bb): New function.
742 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
743 Use label_rtx_for_bb to find the labels.
744 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
745 last block. Detect fallthru edges.
747 2007-04-26 Ian Lance Taylor <iant@google.com>
750 * reload.c (find_reloads_subreg_address): If the address was valid
751 in the original mode but not in the new mode, reload the whole
754 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
756 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
757 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
758 (cleanup_control_expr_graph): Do not invalidate dominance info.
759 Record altered blocks.
760 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
761 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
762 cleanup_tree_cfg_bb): New functions.
763 (remove_forwarder_block): Do not maintain the worklist of blocks.
764 Record altered blocks.
765 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
767 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
768 delete_unreachable_blocks if dominators are not available.
769 * tree-inline.c (optimize_inline_calls): Free dominance information
771 * tree-flow.h (remove_edge_and_dominated_blocks,
772 cfgcleanup_altered_bbs): Altered.
773 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
775 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
777 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
778 do not invalidate dominators.
780 2007-04-26 Anatoly Sokolov <aesok@post.ru>
782 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
783 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
784 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
785 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
787 2007-04-26 Steve Ellcey <sje@cup.hp.com>
789 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
791 2007-04-26 Richard Guenther <rguenther@suse.de>
793 PR tree-optimization/31703
794 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
795 the right type for the target of the bittest.
797 2007-04-26 Richard Sandiford <richard@codesourcery.com>
799 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
800 ix86_sol10_return_in_memory.
802 2007-04-26 Richard Sandiford <richard@codesourcery.com>
804 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
807 2007-04-26 Jakub Jelinek <jakub@redhat.com>
810 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
812 PR tree-optimization/30558
813 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
814 clear this_state.prev_try.
816 2007-04-26 Richard Sandiford <richard@codesourcery.com>
817 Mark Mitchell <mark@codesourcery.com>
819 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
820 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
821 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
823 2007-04-26 Richard Sandiford <richard@codesourcery.com>
826 * doc/invoke.texi (%:print-asm-header): Document.
827 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
829 (static_spec_functions): Add print-asm-header.
830 (main): Print a banner before the --target-help linker options.
831 (print_asm_header_spec_function): New function.
833 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
836 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
837 (movsf_ie): Likewise.
839 2007-04-25 Paolo Carlini <pcarlini@suse.de>
841 * doc/extend.texi ([Type Traits]): Adjust per N2255.
843 2007-04-25 Bob Wilson <bob.wilson@acm.org>
845 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
847 (__umodsi3, __modsi3): Likewise.
849 2007-04-25 Dirk Mueller <dmueller@suse.de>
851 * c-typeck.c (build_compound_expr): Annotate warning()
852 call with OPT_Wunused_value.
853 * tree-ssa.c (warn_uninit): Annotate warning with
855 * c-common.c (handle_sentinel_attribute): Annotate warning
856 call with OPT_Wattributes.
858 2007-04-25 Thiemo Seufer <ths@mips.com>
860 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
862 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
863 on to the assembler. Improve handling of -mno-mips16. Add handling
864 of -mno-mips3d, -mno-dsp, -mno-dspr2.
865 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
866 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
867 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
869 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
872 * config/i386/winnt.c (i386_pe_file_end): Strip only
873 USER_LABEL_PREFIX when writing export name.
875 2007-04-25 Richard Sandiford <richard@codesourcery.com>
877 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
878 sh/elf.h, vx-common.h and vxworks.h.
879 * config/sh/sh.h: Include config/vxworks-dummy.h.
880 (SUBTARGET_OVERRIDE_OPTIONS): Define.
881 (OVERRIDE_OPTIONS): Use it.
882 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
883 (vxworks_picreg): New pattern.
884 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
885 VXWORKS_OS_CPP_BUILTINS.
886 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
887 to their VXWORKS_* equivalents.
888 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
889 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
890 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
891 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
892 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
893 -mrtp/-fPIC multilibs.
894 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
895 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
896 (MULTILIB_OSDIRNAMES): Delete.
898 2007-04-25 Anatoly Sokolov <aesok@post.ru>
901 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
903 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
905 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
906 rounding mode to be specified by the caller.
907 (real_to_mpfr) Likewise.
908 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
909 include new arguments.
910 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
912 2007-04-24 Ian Lance Taylor <iant@google.com>
914 PR tree-optimization/31605
915 * tree-vrp.c (set_value_range): Check that min and max are not
916 both overflow infinities.
917 (set_value_range_to_value): New static function.
918 (extract_range_from_binary_expr): Call set_value_range_to_value.
919 (extract_range_from_cond_expr): Likewise.
920 (extract_range_from_expr): Likewise.
921 (extract_range_from_unary_expr): Likewise. Don't create a range
922 which overflows on both sides.
923 (vrp_meet): Check for a useless range.
924 (vrp_visit_phi_node): If we see a constant which looks like an
925 overflow infinity, turn off the TREE_OVERFLOW flag.
927 2007-04-24 Ian Lance Taylor <iant@google.com>
929 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
931 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
934 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
935 diagnostic message is being built.
936 * tree-pretty-print.c (dump_generic_node): Only write the
937 formatted text into BUFFER's stream if we are not building a
939 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
941 * Makefile.in (toplev.o): Depend on tree-pass.h.
943 2007-04-24 Ian Lance Taylor <iant@google.com>
945 PR tree-optimization/31602
946 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
947 conditionals in the copied loop header.
948 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
949 warnings if TREE_NO_WARNING is set.
950 * doc/invoke.texi (Warning Options): Clarify that
951 -Wstrict-overflow does not warn about loops.
953 2007-04-24 Janis Johnson <janis187@us.ibm.com>
955 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
956 expand on the comment about _Decimal128 arguments and check the
957 integer result of the modulus operation; for 64-bit ELF ABI, ensure
958 that _Decimal128 argument uses even/odd register pair.
959 (function_arg): Ditto.
961 2007-04-24 Hui-May Chang <hm.chang@apple.com>
963 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
964 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
966 2007-04-24 Richard Guenther <rguenther@suse.de>
967 Olga Golovanevsky <olga@il.ibm.com>
969 * fold-const.c (multiple_of_p): Check for bottom
972 2007-04-24 Richard Henderson <rth@redhat.com>
974 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
975 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
976 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
977 looking for non-zero bits shifted out. Avoid a recursive call
978 when constructing the scalar.
979 (__floatundisf): Likewise.
981 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
983 * dwarf2out.c (field_byte_offset): Move the existing logic
984 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
985 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
987 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
990 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
991 argument of 0 for memset.
992 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
993 unsigned shift instead of the signed variant.
995 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
997 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
998 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
999 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1000 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1001 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1002 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1003 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1004 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1005 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1006 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1007 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1008 "mul<mode>3", "div<mode>3"): Insn definitions added.
1009 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1010 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1011 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1012 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1013 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1014 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1015 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1016 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1017 TARGET_FLOAT_FORMAT): Macro definitions removed.
1018 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1019 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1020 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1021 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1022 (s390_gen_rtx_const_DI): Function removed.
1023 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1025 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1027 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1028 over an external ffs function.
1030 2007-04-24 Chao-ying Fu <fu@mips.com>
1031 Richard Sandiford <richard@nildram.co.uk>
1033 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1034 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1035 (smadd_widen_optab, umadd_widen_optab): Define.
1036 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1038 * genopinit.c (optabs): Fill in smadd_widen_optab and
1040 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1041 and umadd_widen_optab to implement multiply-add sequences.
1042 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1043 (<u>maddsidi4): ...this. Extend condition to include
1044 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1045 of operand 0 to "ka" and use the three-operand form of madd<u>
1047 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1049 * config/mips/constraints.md (ka): New register constraint.
1051 2007-04-24 Jan Hubicka <j@suse.cz>
1055 2007-04-23 Jan Hubicka <jh@suse.cz>
1056 * function.c (init_function_start): Don't init line number info.
1057 (expand_function_end): Update.
1058 (reset_block_changes, record_block_change, finalize_block_changes,
1059 check_block_change, free_block_changes): Kill.
1060 * function.h (reset_block_changes, record_block_change,
1061 finalize_block_changes, check_block_change, free_block_changes): Remove
1063 (struct function): Remove ib_boundaries_block.
1064 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1065 Use curr_insn_locator to initialize locator.
1066 (emit_line_note): Remove.
1067 * cfgexpand.c (expand_gimple_cond_expr): Update.
1068 (construct_exit_block): Likewise.
1069 (tree_expand_cfg): Initialize/finalize locators.
1070 * expr.c (expand_expr_real): Update.
1071 * cfglayout.c (line_locators_locs, line_locators_lines,
1072 file_locators_locs, file_locators_files): Remove.
1073 (set_block_levels): Move to cfgexpand.c.
1074 (insn_locators_initialize): Remove.
1075 (pass_insn_locators_initialize): Remove.
1076 (locations_locators_locs, locations_locators_vals): New static vars.
1077 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1079 (insn_locators_alloc, insn_locators_finalize,
1080 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1082 (locator_location): New.
1083 (locator_line, locator_file): Rewrite.
1084 * rtl.h (emit_line_note): Kill.
1085 (insn_locators_alloc, insn_locators_finalize,
1086 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1088 * tree-inline.c (initialize_cfun): Do not initialize
1089 ib_boundaries_block.
1090 * passes.c (pass_insn_locators_initialize): Remove.
1092 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1094 * doc/invoke.texi: Removed leading '-' from option index entries.
1096 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1098 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1100 (create_phi_node): Use set_phi_nodes.
1101 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1102 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1103 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1104 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1105 (bsi_start, bsi_last): Use bb_stmt_list.
1106 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1107 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1108 Traverse the statements using tsi iterator.
1109 * basic-block.h (struct basic_block_def): Fields stmt_list
1110 and phi_nodes moved to ...
1111 (struct tree_bb_info): ... new structure.
1112 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1113 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1114 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1115 (tree_verify_flow_info): Verify that il.tree is not set for
1116 entry and exit block.
1117 (tree_split_block): Use set_bb_stmt_list.
1119 2007-04-23 Mike Stump <mrs@apple.com>
1121 * config/i386/i386.c (ix86_tune_features
1122 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1125 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1127 * config/i386/i386.md (prefix_extra): New attribute.
1128 (length): Add prefix_extra.
1130 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1131 (sse2_movntv2di): Likewise.
1132 (sse2_cvtps2dq): Likewise.
1133 (sse2_cvtpd2pi): Likewise.
1134 (sse2_cvttpd2pi): Likewise.
1135 (*sse2_cvtpd2ps): Likewise.
1136 (*add<mode>3): Likewise.
1137 (sse2_ssadd<mode>3): Likewise.
1138 (sse2_usadd<mode>3): Likewise.
1139 (*sub<mode>3): Likewise.
1140 (sse2_sssub<mode>3): Likewise.
1141 (sse2_ussub<mode>3): Likewise.
1142 (*mulv8hi3): Likewise.
1143 (*smulv8hi3_highpart): Likewise.
1144 (*umulv8hi3_highpart): Likewise.
1145 (sse2_umulv2siv2di3): Likewise.
1146 (sse2_pmaddwd): Likewise.
1147 (ashr<mode>3): Likewise.
1148 (lshr<mode>3): Likewise.
1149 (ashl<mode>3): Likewise.
1150 (sse2_ashlti3): Likewise.
1151 (sse2_lshrti3): Likewise.
1152 (*umaxv16qi3): Likewise.
1153 (*smaxv8hi3): Likewise.
1154 (*uminv16qi3): Likewise.
1155 (*sminv8hi3): Likewise.
1156 (sse2_eq<mode>3): Likewise.
1157 (sse2_gt<mode>3): Likewise.
1158 (*and<mode>3): Likewise.
1159 (sse2_nand<mode>3): Likewise.
1160 (*ior<mode>3): Likewise.
1161 (*xor<mode>3): Likewise.
1162 (sse2_packsswb): Likewise.
1163 (sse2_packssdw): Likewise.
1164 (sse2_packuswb): Likewise.
1165 (sse2_punpckhbw): Likewise.
1166 (sse2_punpcklbw): Likewise.
1167 (sse2_punpckhwd): Likewise.
1168 (sse2_punpcklwd): Likewise.
1169 (sse2_punpckhdq): Likewise.
1170 (sse2_punpckldq): Likewise.
1171 (sse2_punpckhqdq): Likewise.
1172 (sse2_punpcklqdq): Likewise.
1173 (*sse2_pinsrw): Likewise.
1174 (*sse2_pextrw): Likewise.
1175 (sse2_pshufd_1): Likewise.
1176 (sse2_uavgv16qi3): Likewise.
1177 (sse2_uavgv8hi3): Likewise.
1178 (sse2_psadbw): Likewise.
1179 (sse2_pmovmskb): Likewise.
1180 (*sse2_maskmovdqu): Likewise.
1181 (*sse2_maskmovdqu_rex64): Likewise.
1182 (sse4a_extrqi): Likewise.
1183 (sse4a_extrq): Likewise.
1184 (sse3_lddqu): Set prefix_rep.
1185 (sse3_addsubv4sf3): Likewise.
1186 (sse3_haddv4sf3): Likewise.
1187 (sse3_hsubv4sf3): Likewise.
1188 (sse_cvtss2si): Likewise.
1189 (sse_cvtss2si_2): Likewise.
1190 (sse_cvtss2siq): Likewise.
1191 (sse_cvtss2siq_2): Likewise.
1192 (sse_cvttss2si): Likewise.
1193 (sse_cvttss2siq): Likewise.
1194 (sse2_cvttps2dq): Likewise.
1195 (sse3_movshdup): Likewise.
1196 (sse3_movsldup): Likewise.
1197 (sse2_cvtsd2si): Likewise.
1198 (sse2_cvtsd2si_2): Likewise.
1199 (sse2_cvtsd2siq): Likewise.
1200 (sse2_cvtsd2siq_2): Likewise.
1201 (sse2_cvttsd2si): Likewise.
1202 (sse2_cvttsd2siq): Likewise.
1203 (*sse2_cvtpd2dq): Likewise.
1204 (*sse2_cvttpd2dq): Likewise.
1205 (sse2_pshuflw_1): Likewise.
1206 (sse2_pshufhw_1): Likewise.
1207 (sse4a_insertqi): Likewise.
1208 (sse4a_insertq): Likewise.
1209 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1210 (ssse3_phadddv4si3): Likewise.
1211 (ssse3_phaddswv8hi3): Likewise.
1212 (ssse3_phsubwv8hi3): Likewise.
1213 (ssse3_phsubdv4si3): Likewise.
1214 (ssse3_phsubswv8hi3): Likewise.
1215 (ssse3_pmaddubswv8hi3): Likewise.
1216 (ssse3_pmulhrswv8hi3): Likewise.
1217 (ssse3_pshufbv16qi3): Likewise.
1218 (ssse3_psign<mode>3): Likewise.
1219 (ssse3_palignrti): Likewise.
1220 (abs<mode>2): Likewise.
1221 (ssse3_phaddwv4hi3): Set prefix_extra.
1222 (ssse3_phadddv2si3): Likewise.
1223 (ssse3_phaddswv4hi3): Likewise.
1224 (ssse3_phsubwv4hi3): Likewise.
1225 (ssse3_phsubdv2si3): Likewise.
1226 (ssse3_phsubswv4hi3): Likewise.
1227 (ssse3_pmaddubswv4hi3): Likewise.
1228 (ssse3_pmulhrswv4hi3): Likewise.
1229 (ssse3_pshufbv8qi3): Likewise.
1230 (ssse3_psign<mode>3): Likewise.
1231 (ssse3_palignrdi): Likewise.
1232 (abs<mode>2): Likewise.
1233 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1234 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1235 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1237 2007-04-23 Nick Clifton <nickc@redhat.com>
1239 * params.def: Fix formatting of emacs local variables.
1241 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1243 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1244 move if inter-unit move isn't allowed.
1245 Don't split moving the first element of V2DI to DI to inter-unit
1246 move if inter-unit move isn't allowed.
1248 2007-04-23 Richard Guenther <rguenther@suse.de>
1250 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1251 and CDI_POST_DOMINATORS separately.
1253 2007-04-23 Nick Clifton <nickc@redhat.com>
1255 * c.opt (Wformat-contains-nul): Add warning attribute.
1257 2007-04-23 Jan Hubicka <jh@suse.cz>
1259 * function.c (init_function_start): Don't init line number info.
1260 (expand_function_end): Update.
1261 (reset_block_changes, record_block_change, finalize_block_changes,
1262 check_block_change, free_block_changes): Kill.
1263 * function.h (reset_block_changes, record_block_change,
1264 finalize_block_changes, check_block_change, free_block_changes): Remove
1266 (struct function): Remove ib_boundaries_block.
1267 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1268 Use curr_insn_locator to initialize locator.
1269 (emit_line_note): Remove.
1270 * cfgexpand.c (expand_gimple_cond_expr): Update.
1271 (construct_exit_block): Likewise.
1272 (tree_expand_cfg): Initialize/finalize locators.
1273 * expr.c (expand_expr_real): Update.
1274 * cfglayout.c (line_locators_locs, line_locators_lines,
1275 file_locators_locs, file_locators_files): Remove.
1276 (set_block_levels): Move to cfgexpand.c.
1277 (insn_locators_initialize): Remove.
1278 (pass_insn_locators_initialize): Remove.
1279 (locations_locators_locs, locations_locators_vals): New static vars.
1280 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1282 (insn_locators_alloc, insn_locators_finalize,
1283 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1285 (locator_location): New.
1286 (locator_line, locator_file): Rewrite.
1287 * rtl.h (emit_line_note): Kill.
1288 (insn_locators_alloc, insn_locators_finalize,
1289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1291 * tree-inline.c (initialize_cfun): Do not initialize
1292 ib_boundaries_block.
1293 * passes.c (pass_insn_locators_initialize): Remove.
1295 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1298 * expr.c (reduce_to_bit_field_precision): Handle
1301 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1303 PR tree-optimization/24659
1304 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1305 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1306 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1307 * genopinit.c (optabs): Rename vec_pack_mod_optab
1308 to vec_pack_trunc_optab.
1309 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1310 early for scalar floating point operands for NOP_EXPR.
1311 (vectorizable_type_promotion): Ditto.
1312 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1313 vec_pack_trunc_optab.
1314 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1316 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1317 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1318 Rename from VEC_PACK_MOD_EXPR.
1319 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1320 * expr.c (expand_expr_real_1): Ditto.
1321 * tree-inline.c (estimate_num_insns_1): Ditto.
1322 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1324 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1325 (vec_unpacks_lo_v4sf): Ditto.
1326 (vec_pack_trunc_v2df): Ditto.
1327 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1328 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1329 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1331 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1333 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1335 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1336 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1337 packing of floating point operands.
1338 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1339 represent unpacking of floating point operands.
1340 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1341 [vec_unpacks_hi]: Ditto.
1342 [vec_unpacks_lo]: Ditto.
1344 2007-04-22 Jan Hubicka <jh@suse.cz>
1346 * final.c (rest_of_handle_final): Call
1347 targetm.asm_out.constructor/targetm.asm_out.destructor
1348 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1349 proper priority via decl_*_priority_insert.
1350 * c-common.c (c_expand_body): Likewise.
1352 2007-04-22 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/29789
1355 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1356 (rewrite_reciprocal): New helper split out from
1357 determine_invariantness_stmt.
1358 (rewrite_bittest): Likewise.
1359 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1360 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1363 2007-04-22 Revital Eres <eres@il.ibm.com>
1365 * loop-unroll.c (var_to_expand): New field to support also
1366 insns of the form x = something + x.
1367 (analyze_insn_to_expand_var): Use it.
1368 (expand_var_during_unrolling): Likewise.
1370 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1372 * predict.c: Include pointer-set.h.
1373 (bb_predictions): New variable.
1374 (tree_predicted_by_p, tree_predict_edge,
1375 remove_predictions_associated_with_edge): Use bb_predictions map
1376 instead of bb->predictions.
1377 (clear_bb_predictions, assert_is_empty): New functions.
1378 (combine_predictions_for_bb): Use bb_predictions map. Call
1379 clear_bb_predictions.
1380 (tree_estimate_probability): Create and free bb_predictions map.
1381 * Makefile.in (predict.o): Add pointer-set.h dependency.
1382 * basic-block.h (struct basic_block_def): Remove predictions
1384 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1386 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1389 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1392 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1394 * timevar.c (timevar_print): Change reference of --disable-checking to
1395 --enable-checking=release. Also warn if assert checking is disabled.
1397 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1400 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1401 decl as addressable if the compound literal was marked as
1403 Mark the decl as a gimple register if it is a complex or
1404 vector decl and does not live in memory.
1406 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1408 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1409 (GENERIC_NEXT): New function macro.
1410 (PHI_CHAIN): Use phi_node's new chain variable.
1411 (tree_phi_node): Change tree_common to tree_base
1412 and add the chain field.
1413 * tree-phinodes.c (make_phi_node): Don't set
1414 TREE_TYPE on the new node.
1415 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1416 instead of checking GIMPLE_TUPLE_P in chain_next.
1417 * tree-vect-transform.c
1418 (get_initial_def_for_induction): Look at
1419 PHI_RESULT_TREE for the type of the phi node.
1420 (update_vuses_to_preheader): Use PHI_CHAIN
1421 instead of TREE_CHAIN on the phi node.
1422 * tree-ssa-structalias.c (compute_points_to_sets):
1424 (ipa_pta_execute): Likewise.
1426 2007-04-21 Richard Guenther <rguenther@suse.de>
1429 * fold-const.c (fold_unary): Call fold_convert_const on the
1432 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1434 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1435 (store_killed_in_pat): New.
1437 2007-04-20 Richard Henderson <rth@redhat.com>
1440 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1441 TREE_LIST with a void_type_node value, not void_list_node exactly.
1443 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1445 * doc/standards.texi: Re-arrange into language-specific
1446 subsections. Add a C++ section, documenting which standards we
1449 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1451 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1452 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1454 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1456 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1457 ecrti.o and crtbegin.o.
1458 (LIB_DEFAULT_SPEC): Include -lc.
1459 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1461 2007-04-20 Richard Henderson <rth@redhat.com>
1464 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1465 argument; update all callers.
1466 (get_unaligned_offset): New.
1467 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1468 get_unaligned_address, just pass on the address directly.
1469 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1470 the subreg in the helper patterns.
1471 (unaligned_extendqidi_le): Use get_unaligned_offset.
1472 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1473 (unaligned_extendhidi_be): Likewise.
1474 (unaligned_extendhidi): Tidy.
1475 * config/alpha/alpha-protos.h: Update.
1477 2007-04-20 Richard Henderson <rth@redhat.com>
1479 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1480 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1481 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1482 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1483 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1484 (CPP_SPEC): Don't include %(cpp_subtarget).
1485 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1486 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1487 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1489 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1491 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1492 for __builtin_ia32_cmpordss.
1494 PR tree-optimization/31632
1495 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1496 and arg1 for optimizations of comparison against min/max values.
1497 Fold arg0 to arg1's type for optimizations of comparison against
1498 min+1 and max-1 values.
1500 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1502 * reload.c (combine_reloads): When trying to use a dying register,
1503 check whether it's uninitialized and don't use if so.
1505 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1507 * fold-const.c: Remove prototypes for native_encode_expr and
1508 native_interpret_expr.
1509 (native_encode_expr): Make non-static.
1510 (native_interpret_expr): Likewise.
1511 * tree.h: Add prototypes for the above.
1513 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1515 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1516 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1517 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1518 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1519 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1520 Add length attributes.
1522 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1524 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1527 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1528 __STDC_WANT_DEC_FP__.
1530 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1532 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1533 for long double compatibility.
1534 * configure: Regenerate.
1536 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1538 PR rtl-optimization/29841
1539 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1541 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1542 that may cause control flow transfer from being moved.
1544 2007-04-18 Jan Hubicka <jh@suse.cz>
1546 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1549 2007-04-18 Eric Christopher <echristo@apple.com>
1551 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1552 only. Update operands.
1553 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1554 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1555 link register to pic register.
1557 2007-04-18 Dirk Mueller <dmueller@suse.de>
1560 * tree-vrp.c (search_for_addr_array): New.
1561 (check_array_bounds): Suppress warning about
1562 address taken of array refs if its not de-referenced.
1564 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1566 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1567 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1569 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1570 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1571 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1573 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1575 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1577 (vect_analyze_scalar_cycles): Fix indentation.
1578 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1579 (vect_mark_relevant): Include phis in relevance analysis.
1581 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1583 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1585 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1586 output_operand_lossage().
1588 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1590 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1591 the unused code for reduction without adjust-in-epilog to simplify the
1594 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1596 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1597 (S390_TDC_NEGATIVE_ZERO): New constant.
1598 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1599 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1600 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1601 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1602 (S390_TDC_POSITIVE_INFINITY): New constant.
1603 (S390_TDC_NEGATIVE_INFINITY): New constant.
1604 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1605 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1606 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1607 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1608 (S390_TDC_INFINITY): New constant.
1609 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1610 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1611 optimization for UNSPEC_CCZ_TO_INT.
1612 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1613 ("*ccz_to_int"): New insn.
1614 ("isinf<mode>2"): New insn.
1615 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1616 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1617 (UNSPEC_CCZ_TO_INT): New constant.
1619 2007-04-18 Richard Guenther <rguenther@suse.de>
1621 PR tree-optimization/19431
1622 PR tree-optimization/21463
1623 * tree-pass.h (pass_phiprop): Declare.
1624 * passes.c (init_optimization_passes): New phiprop pass.
1625 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1626 (phivn_valid_p): New helper function.
1627 (phiprop_insert_phi): Likewise.
1628 (propagate_with_phi): Likewise.
1629 (tree_ssa_phiprop): New propagator propagating loads
1630 through phi nodes if profitable.
1632 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1634 * tree-vect-analyze.c (process_use): New function.
1635 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1636 Check phis in all bbs.
1637 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1640 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1642 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1645 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1648 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1651 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1653 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1655 (sse_vmmulv4sf3): Likewise.
1656 (sse2_vmaddv2df3): Likewise.
1657 (sse2_vmmulv2df3): Likewise.
1659 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1661 PR rtl-optimization/31360
1662 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1663 (target_reg_cost): New.
1664 (init_set_costs): Initialize target_reg_cost. Add comments
1665 regarding the rationale of the costs.
1666 (global_cost_for_size): Renamed to...
1667 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1668 of register pressure.
1669 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1670 estimate_reg_pressure_cost. Add number of ivs.
1671 (determine_set_costs): Dump target_reg_cost.
1672 * loop-invariant.c (gain_for_invariant): Use
1673 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1674 (best_gain_for_invariant, find_invariants_to_move): Remove
1676 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1677 (target_reg_cost): Declare.
1678 (global_cost_for_size): Declaration removed.
1679 (estimate_reg_pressure_cost): Declare.
1681 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1683 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1684 regnos into even/odd register pairs.
1685 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1686 TDmode similar to the other floating point modes.
1687 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1688 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1690 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1691 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1692 (movdd_hardfloat64): Use TARGET_MFPGPR.
1694 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1696 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1699 2005-01-05 Richard Henderson <rth@redhat.com>
1701 * reload1.c (do_input_reload): Restrict the optimization deleteing
1702 a previous output reload to RELOAD_FOR_INPUT.
1704 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1706 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1707 induc_vec_info_type.
1708 (vectorizable_induction): New function declaration.
1709 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1710 check if already vectorized. Find first place in BB where new stmts
1711 can be inserted. Takes only one argument.
1712 (vectorizable_induction): New function.
1713 (vect_transform_stmt): Add case for induc_vec_info_type to call
1714 vectorizable_induction.
1715 (vect_transform_loop): Consider phis for vectorization.
1716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1718 (analyze_operations): Call vectorizable_induction when analyzing phis.
1720 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1721 (vect_mark_relevant): Include phis in relevance analysis.
1722 (vect_mark_stmts_to_be_vectorize): Likewise.
1723 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1725 2007-04-16 Lawrence Crowl <crowl@google.com>
1727 * doc/invoke.texi (Debugging Options): Add documentation for the
1728 -femit-struct-debug options -femit-struct-debug-baseonly,
1729 -femit-struct-debug-reduced, and
1730 -femit-struct-debug-detailed[=...].
1732 * c-opts.c (c_common_handle_option): Add
1733 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1734 and OPT_femit_struct_debug_detailed_.
1735 * c.opt: Add specifications for
1736 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1737 and -femit-struct-debug-detailed[=...].
1738 * opts.c (set_struct_debug_option): Parse the
1739 -femit-struct-debug-... options.
1740 * opts.c (matches_main_base, main_input_basename,
1741 main_input_baselength, base_of_path, matches_main_base): Add
1742 variables and functions to compare header base name to compilation
1744 * opts.c (should_emit_struct_debug): Add to determine to emit a
1745 structure based on the option.
1746 (dump_struct_debug) Also disabled function to debug this
1748 * opts.c (handle_options): Save the base name of the
1751 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1752 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1753 This hook indicates if a type is generic. Set it by default
1755 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1756 to determine if a struct type is generic or not.
1757 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1758 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1759 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1762 * flags.h (enum debug_info_usage): Add an enumeration to describe
1763 a program's use of a structure type.
1764 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1765 to indicate the program's usage of the type. Filter structs based
1766 on the -femit-struct-debug-... specification.
1767 (gen_type_die): Split into two routines, gen_type_die and
1768 gen_type_die_with_usage. gen_type_die is now a wrapper
1769 that assumes direct usage.
1770 (gen_type_die_with_usage): Replace calls to gen_type_die
1771 with gen_type_die_with_usage adding the program usage of
1772 the referenced type.
1773 (dwarf2out_imported_module_or_decl): Suppress struct debug
1774 information using should_emit_struct_debug when appropriate.
1776 2007-04-16 Ian Lance Taylor <iant@google.com>
1778 PR tree-optimization/31522
1779 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1780 (vrp_initialize): Allocate vr_phi_edge_counts.
1781 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1782 executable edge. Drop test for all constants.
1783 (vrp_finalize): Free vrp_phi_edge_counts.
1785 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1786 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1788 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1789 predecessors at head rather than tail.
1791 2007-04-16 Matthias Klose <doko@debian.org>
1793 * config/alpha/linux.h (CPP_SPEC): Define.
1794 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1796 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1798 * function.h: Remove sequence_stack extern declaration.
1800 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1802 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1804 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1807 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1809 * config/avr/avr.c (avr_arch_types): Rearranging array.
1810 (enum avr_arch): Add.
1811 (avr_mcu_types): Use avr_arch enumeration constants instead of
1813 * config/avr/avr.h (LINK_SPEC): Simplify.
1815 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1817 * config/m68k/m68k.c (m68k_libcall_value,
1818 m68k_function_value): Use macros for register names more.
1820 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1822 (M68K_REGNAME): Use A6_REG.
1823 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1825 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1828 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1829 'pending_read_list_length' and 'pending_write_list_length'. Update
1831 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1832 to handle two length counters instead of one. Update all uses.
1833 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1834 two length counters instead of one.
1835 * sched-rgn.c (propagate_deps): Update to handle two length counters
1838 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1841 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1842 copy of source, pass it to ix86_expand_vector_set and return
1845 2007-04-16 David Ung <davidu@mips.com>
1846 Joseph Myers <joseph@codesourcery.com>
1848 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1849 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1850 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1851 Add 74K processor information.
1852 * config/mips/mips.md: Include 74k.md.
1853 (cpu): Add 74kc,74kf,74kx.
1854 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1855 * config/mips/74k.md: New.
1856 * doc/invoke.texi (MIPS Options): Document 74K support.
1858 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1860 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1861 vectorizable_* functions.
1862 * tree-vect-transform.c (vectorizable_call): Add check for
1863 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1864 (vectorizable_store): likewise.
1865 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1867 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1868 (vectorizable_type_promotion, vectorizable_load): Likewise.
1869 (vectorizable_live_operation, vectorizable_condition): Likewise.
1870 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1872 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1874 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1876 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1877 register numbers more.
1878 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1879 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1880 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1881 FUNCTION_VALUE_REGNO_P): Likewise.
1882 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1883 STATIC_CHAIN_REGNUM): Likewise.
1884 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1885 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1886 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1887 * config/m68k/m68k.md (FP_REG): New.
1889 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1891 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1894 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1896 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1897 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1900 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1902 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1905 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1908 * c-decl.c (finish_decl): Grab the type of the decl after the call
1909 to store_init_value.
1911 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1913 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1915 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1918 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1919 post dominators and cleanup cfg before returning.
1921 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1923 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1924 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1926 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1928 * config.gcc: Recognize fido.
1929 * config/m68k/m68k-devices.def (fidoa): New.
1930 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1932 (FL_FIDOA, TARGET_FIDOA): New.
1933 * config/m68k/m68k.opt (mfidoa): New.
1935 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1938 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1939 when a personality function is used.
1941 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1943 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1945 2007-04-13 Mike Stump <mrs@apple.com>
1947 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1949 * config/darwin.opt (fapple-kext): Make C++ only.
1950 * config/darwin.c (darwin_override_options): Remove code to ensure
1951 -fapple-kext is given for C++ only.
1953 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1955 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1956 * config/mips/mips.c (override_options): Call
1957 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1959 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1961 * config/i386/i386.opt (msvr3-shlib): Removed.
1963 * doc/invoke.texi: Remove -msvr3-shlib.
1965 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1967 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1968 with "popcnt" instruction.
1970 2007-04-13 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/21258
1973 * tree-vrp.c (compare_case_labels): New helper.
1974 (find_switch_asserts): New function.
1975 (find_assert_locations): Call it for SWITCH_EXPRs.
1977 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1980 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1981 check is now implied in X87_FLOAT_MODE_P.
1982 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1983 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1984 (fix_trunc<mode>_i386_fisttp): Ditto.
1985 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1986 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1987 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1988 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1989 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1990 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1991 (unnamed_splitters): Ditto.
1992 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1993 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1994 FIRST_SSE_REG for local functions when SSE math is enabled or
1995 for functions with sseregparm attribute.
1996 (standard_80387_constant_p): Return -1 if mode is not
1998 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1999 (ix86_expand_compare): Ditto.
2000 (ix86_expand_carry_flag_compare): Ditto.
2001 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2002 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2003 DECIMAL_FLOAT_MODE_P.
2004 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2005 of SCALAR_FLOAT_MODE_P.
2006 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2007 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2008 checks before FLOAT_MODE_P.
2009 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2010 before FLOAT_MODE_P.
2015 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2017 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2018 Charles Wilson <libtool@cwilson.fastmail.fm>
2020 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2021 (libgcc.mvars): Don't depend on them.
2022 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2023 * exec-tool.in: New.
2025 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2027 * doc/invoke.text (--help): Document --help=common.
2029 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2031 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2033 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2035 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2036 * genemit.c (main): Emit #include "integrate.h".
2037 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2038 (LOADGP_RTP): New mips_loadgp_style.
2039 * config/mips/mips.h: Include config/vxworks-dummy.h.
2040 (TARGET_RTP_PIC): New macro.
2041 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2042 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2043 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2045 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2046 -mvxworks-pic when using -mrtp and a PIC option.
2047 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2049 (mips_symbolic_constant_p, mips_symbolic_address_p)
2050 (mips_symbol_insns): Handle SYMBOL_HALF.
2051 (override_options): Warn about -G and -mrtp being used together.
2052 Initialize mips_lo_relocs[SYMBOL_HALF].
2053 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2054 (mips_emit_loadgp): Handle LOADGP_RTP.
2055 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2056 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2057 (tablejump): Handle function-relative case table entries if
2059 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2061 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2063 * config/mips/mips.md (load_call<mode>): Allow any general register.
2065 (sibcall_value_internal, sibcall_value_multiple_internal)
2066 (call_value_internal, call_value_split, call_value_multiple_internal)
2067 (call_value_multiple_split): Remove constraints from operand 0.
2069 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2071 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2072 rather than loadgp_noshared.
2073 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2074 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2076 * config/mips/mips.md (loadgp): Rename to...
2077 (loadgp_newabi): ...this.
2078 (loadgp_noshared): Rename to...
2079 (loadgp_absolute): ...this.
2081 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2083 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2084 false for locally-binding symbols.
2085 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2087 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2089 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2090 (SYMBOL_GOT_PAGE_OFST): ...this.
2091 (SYMBOL_GOT_GLOBAL): Rename to...
2092 (SYMBOL_GOT_DISP): ...this.
2093 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2094 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2095 * config/mips/mips.c (mips_global_symbol_p): New function.
2096 (mips_symbol_binds_local_p): Likewise.
2097 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2098 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2099 and mips_symbol_binds_local_p.
2100 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2101 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2102 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2104 (mips_ok_for_lazy_binding_p): New function.
2105 (mips_load_call_address, mips_expand_call): Use it.
2106 (mips_dangerous_for_la25_p): Likewise.
2107 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2108 (*got_disp<mode>): Use got_disp_operand instead of
2109 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2110 SYMBOL_GOTOFF_GLOBAL.
2111 (*got_page<mode>): Use got_page_ofst_operand instead of
2113 * config/mips/predicates.md (const_call_insn_operand): Use
2114 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2115 (global_got_operand): Rename to...
2116 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2118 (local_got_operand): Rename to...
2119 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2120 of SYMBOL_GOT_LOCAL.
2122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2124 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2125 TARGET_CALL_CLOBBERED_GP.
2126 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2127 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2128 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2129 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2130 of TARGET_ABICALLS && !TARGET_NEWABI.
2131 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2132 * config/mips/mips.c (mips_load_call_address): Check
2133 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2134 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2135 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2136 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2137 TARGET_ABICALLS && TARGET_NEWABI.
2138 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2140 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2141 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2142 TARGET_ABICALLS && TARGET_NEWABI.
2143 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2144 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2145 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2146 whether indirect calls must use $25.
2147 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2149 * config/mips/mips.md (jal_macro): Check flag_pic and
2150 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2151 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2152 instead of TARGET_ABICALLS.
2153 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2154 TARGET_ABICALLS && TARGET_OLDABI.
2155 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2156 (sibcall): In the comment above the define_insn, mention
2157 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2158 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2159 instead of TARGET_ABICALLS.
2161 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2163 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2164 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2165 (MACFLAGS_MATCH_P): New macro.
2166 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2167 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2168 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2169 the other MACFLAG constants.
2170 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2171 (flag_machi): Tighten constraints. Renumber some of the operands.
2172 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2174 (flag_machi_parts_acconly): New pattern.
2175 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2177 (flag_macinit1hi): Tighten constraints.
2178 (flag_mul_macv2hi_parts_acconly): New pattern.
2180 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2181 Use a more efficient implementation.
2182 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2183 inline sequences when not optimizing for size.
2185 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2186 movhi_high2low): Delete, merge functionality into...
2187 (packv2hi): ... this pattern.
2189 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2190 * config/bfin/bfin.opt (msim): New option.
2191 (mcpu=): New option.
2192 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2193 (bfin_cpu_t): Typedef of enum bfin_cpu.
2194 (bfin_cpu_type): New declaration.
2195 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2196 -msim and -mcpu= options.
2197 (LIB_SPEC): Likewise.
2198 * config/bfin/bfin.c (bfin_cpu_type): Define.
2199 (bfin_handle_option): Handle -mcpu= option.
2200 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2201 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2202 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2206 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2207 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2208 (powerpc-wrs-vxworksae): Use ${tm_file}.
2209 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2210 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2211 * config/i386/vx-common.h: New file.
2213 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2215 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2218 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2220 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2223 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2227 * c-common.c (c_build_qualified_type): Set canonical type
2230 2007-04-12 Richard Guenther <rguenther@suse.de>
2232 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2233 lower bound and element size if lower bound is not zero
2234 or either of the ARRAY_REF operands is set.
2236 2007-04-12 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/24689
2239 PR tree-optimization/31307
2240 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2242 * gimplify.c (canonicalize_addr_expr): To be consistent with
2243 gimplify_compound_lval only set operands two and three of
2244 ARRAY_REFs if they are not gimple_min_invariant. This makes
2245 it never at this place.
2246 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2248 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2250 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2251 null before emitting a .nsubspa directive.
2253 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2255 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2256 need_to_partition_p if there are no memory statements in the
2259 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2261 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2262 (gcd_of_steps_may_divide_p): New function.
2263 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2265 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2267 * reload.c (find_reloads_toplev, find_reloads_address,
2268 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2269 not a pointer equality test, to decide if we need to call
2270 push_reg_equiv_alt_mem.
2272 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2274 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2275 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2276 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2278 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2280 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2281 vector to be positive.
2283 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2287 * doc/invoke.texi: Document --params max-aliased-vops and
2289 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2290 debug_memory_partitions): Move to tree-flow.h
2291 * params.h (AVG_ALIASED_VOPS): Define.
2292 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2294 (mp_info_t): Likewise.
2295 (get_mem_sym_stats_for): New.
2296 (set_memory_partition): Move from tree-flow-inline.h.
2297 (mark_non_addressable): Only clear the set of symbols for the
2298 partition if it exists.
2299 (dump_memory_partitions): Move from tree-ssa-operands.c
2300 (debug_memory_partitions): Likewise.
2301 (need_to_partition_p): New.
2302 (dump_mem_ref_stats): New.
2303 (debug_mem_ref_stats): New.
2304 (dump_mem_sym_stats): New.
2305 (debug_mem_sym_stats): New.
2306 (update_mem_sym_stats_from_stmt): New.
2307 (compare_mp_info_entries): New.
2308 (mp_info_cmp): Call it.
2309 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2311 (get_mpt_for): Move from tree-ssa-operands.c.
2312 (find_partition_for): New.
2313 (create_partition_for): Remove.
2314 (estimate_vop_reduction): New.
2315 (update_reference_counts): New.
2316 (build_mp_info): New.
2317 (compute_memory_partitions): Refactor.
2318 Document new heuristic.
2319 Call build_mp_info, update_reference_counts,
2320 find_partition_for and estimate_vop_reduction.
2321 (compute_may_aliases): Populate virtual operands before
2322 calling debugging dumps.
2323 (delete_mem_sym_stats): New.
2324 (delete_mem_ref_stats): New.
2325 (init_mem_ref_stats): New.
2326 (init_alias_info): Call it.
2327 (maybe_create_global_var): Remove alias_info argument.
2328 Get number of call sites and number of pure/const call sites
2329 from gimple_mem_ref_stats().
2330 (dump_alias_info): Call dump_memory_partitions first.
2331 (dump_points_to_info_for): Show how many times a pointer has
2333 * opts.c (decode_options): For -O2 set --param
2334 max-aliased-vops to 500.
2335 For -O3 set --param max-aliased-vops to 1000 and --param
2336 avg-aliased-vops to 3.
2337 * fortran/options.c (gfc_init_options): Remove assignment to
2339 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2340 * tree-dfa.c (dump_variable): Dump memory reference
2342 Dump NO_ALIAS* settings.
2343 (referenced_var_lookup): Tidy.
2344 (mem_sym_stats): New.
2345 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2346 and ORIG are different SSA names for a memory partition.
2347 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2348 * tree-flow.h (struct mem_sym_stats_d): Define.
2349 (mem_sym_stats_t): Define.
2350 (struct mem_ref_stats_d): Define.
2351 (struct gimple_df): Add field mem_ref_stats.
2352 (enum noalias_state): Define.
2353 (struct var_ann_d): Add bitfield noalias_state.
2354 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2355 debug_mem_ref_stats, debug_memory_partitions,
2356 debug_mem_sym_stats): Declare.
2357 * tree-ssa-structalias.c (update_alias_info): Update call
2358 sites, pure/const call sites and asm sites in structure
2359 returned by gimple_mem_ref_stats.
2360 Remove local variable IS_POTENTIAL_DEREF.
2361 Increase NUM_DEREFS if the memory expression is a potential
2363 Call update_mem_sym_stats_from_stmt.
2364 If the memory references memory, call
2365 update_mem_sym_stats_from_stmt for all the direct memory
2366 symbol references found.
2367 (intra_create_variable_infos): Set noalias_state field for
2368 pointer arguments according to the value of
2369 flag_argument_noalias.
2370 * tree-ssa-structalias.h (struct alias_info): Remove fields
2371 num_calls_found and num_pure_const_calls_found.
2372 (update_mem_sym_stats_from_stmt): Declare.
2373 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2374 Set default value to 100.
2375 (PARAM_AVG_ALIASED_VOPS): Define.
2377 2007-04-11 Richard Guenther <rguenther@suse.de>
2380 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2381 a * -b + c as c - a * b if we honor sign dependent rounding.
2383 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2385 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2387 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2388 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2390 (initialize_trampoline): Don't use old-style function definition.
2391 (bfin_secondary_reload): Mark IN_P argument as unused.
2393 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2395 PR tree-optimization/31343
2396 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2397 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2398 * testsuite/gcc.dg/vect/pr31343.c: New.
2400 2007-04-10 Eric Christopher <echristo@apple.com>
2402 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2403 * config/i386/i386.md (*cmpfp0): Use.
2404 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2405 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2406 (fix_trunc<mode>_i386_fisttp): Ditto.
2407 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2408 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2409 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2410 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2411 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2412 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2413 (unnamed_splitters): Ditto.
2414 * config/i386/i386.c (output_fix_trunc): Assert that
2415 we're not being passed a TFmode operand.
2417 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2419 PR tree-optimization/31526
2420 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2421 n_basic_blocks to find newly added blocks.
2423 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2427 (fix_trunc<mode>si_sse): Ditto.
2428 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2429 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2430 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2431 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2432 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2433 expander using SSEMODEF mode macro.
2434 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2435 expander using SSEMODEF mode macro.
2436 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2437 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2438 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2439 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2440 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2441 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2442 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2443 Macroize insn using X87MODEF mode macro.
2445 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2447 * config/i386/sse.md (sse2_pinsrw): Removed.
2448 (sse2_pextrw): Renamed to ...
2449 (*sse2_pextrw): This.
2451 2007-04-09 Jan Hubicka <jh@suse.cz>
2454 * config/i386/sse.md
2455 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2456 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2457 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2458 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2460 2007-04-09 Jan Hubicka <jh@suse.cz>
2462 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2463 multiple fields of union.
2465 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2467 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2468 (create_preheaders): Check that loops are available.
2469 (fix_loop_structure): Clean up, improve comments.
2470 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2471 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2473 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2474 * predict.c (tree_estimate_probability): Do not call
2475 calculate_dominance_info. Call create_preheaders.
2476 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2477 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2479 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2480 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2481 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2482 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2485 2007-04-08 Jan Hubicka <jh@suse.cz>
2487 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2488 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2489 * fold-const.c (fold_unary): Use it.
2491 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2493 * varasm.c (assemble_variable): Remove call to
2494 lang_hooks.decls.prepare_assemble_variable.
2495 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2496 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2497 * langhooks.h (lang_hooks_for_decls): Remove
2498 prepare_assemble_variable.
2500 2007-04-08 Mike Stump <mrs@apple.com>
2502 * config/i386/i386.c: Use inc/dec on Core2.
2504 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2506 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2507 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2508 lhd_tree_inlining_end_inlining): Remove.
2509 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2510 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2512 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2513 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2514 lhd_tree_inlining_end_inlining): Remove prototypes.
2515 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2516 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2517 LANG_HOOKS_TREE_INLINING_START_INLINING,
2518 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2520 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2523 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2526 * config/avr/predicates.md (io_address_operand): Delete predicate.
2527 (low_io_address_operand): Don't use 'mode' argument.
2528 (higth_io_address_operand): Rename ...
2529 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2530 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2533 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2535 Revert change removing staticp.
2537 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2540 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2543 2007-04-07 Bruce Korb <bkorb@gnu.org>
2545 * c.opt: Add -Wformat-contains-nul.
2546 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2548 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2549 the NUL byte warning.
2551 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2553 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2555 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2557 * tree.c (staticp): No longer use staticp langhook.
2558 * langhooks.c (lhd_staticp): Removed.
2559 * langhooks.h (struct lang_hooks): Remove staticp.
2560 * c-common.c (c_staticp): Remove.
2561 * c-common.h (c_staticp): Ditto.
2562 * langhooks-defs.h (lhd_staticp): Ditto.
2563 (LHD_HOOKS_STATICP): Ditto
2564 * tree.h (gcc_assert_lowered): New macro.
2566 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2568 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2569 argument "reliable".
2570 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2571 Add argument "reliable". Propagate it through calls.
2572 (infer_loop_bounds_from_undefined): Derive number of iterations
2573 estimates from references in blocks that do not dominate loop latch.
2574 (gcov_type_to_double_int): New function.
2575 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2576 and expected_loop_iterations_unbounded.
2577 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2578 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2579 * tree-data-ref.c (estimated_loop_iterations): Export.
2580 (get_references_in_stmt): Fix -- do not return addresses of local
2582 * cfgloop.h (expected_loop_iterations_unbounded,
2583 estimated_loop_iterations): Declare.
2585 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2587 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2589 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2591 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2592 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2593 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2594 Use output_387_reg_move().
2595 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2596 expander using X87MODEF12 mode macro.
2597 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2598 choosing register preferences. Use output_387_reg_move().
2599 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2600 instead of "x". Use output_387_reg_move().
2601 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2602 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2603 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2604 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2605 Use output_387_reg_move().
2606 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2608 (*truncxf?f_i387 splitter): Ditto.
2610 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2612 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2613 LANG_HOOKS_SAFE_FROM_P.
2614 * expr.c (safe_from_p): Remove langhook call.
2615 * langhooks.h (lang_hooks): Remove safe_from_p.
2616 (lhd_safe_from_p): Remove prototype.
2617 * langhooks.c (lhd_safe_from_p): Remove.
2619 2007-04-06 Jan Hubicka <jh@suse.cz>
2621 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2624 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2627 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2628 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2629 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2631 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2632 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2634 2007-04-05 Richard Henderson <rth@redhat.com>
2636 * config/alpha/alpha.c (print_operand) [+]: Remove.
2637 (alpha_end_function): Print nop if call at end of function.
2638 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2639 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2640 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2641 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2642 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2643 the call pattern. Update peepholes to match.
2645 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2647 * doc/extend.texi (Other Builtins): Add decimal float variants
2649 * builtins.def: Ditto.
2650 * builtins.c (expand_builtin): Ditto.
2652 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2653 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2657 of V8HImode when calling ix86_binary_operator_ok.
2658 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2659 (sdot_prodv8hi): Operands 1 and 2 must be register.
2661 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2663 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2664 initialize align to silence bogus warning.
2666 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2669 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2671 (struct sra_walk_fns): Remove use_all parameter from use.
2672 (sra_hash_tree): Handle BIT_FIELD_REFs.
2673 (sra_elt_hash): Don't hash bitfld blocks.
2674 (sra_elt_eq): Skip them in parent compares as well. Handle
2676 (sra_walk_expr): Don't maintain or pass down use_all_p.
2677 (scan_use): Remove use_all parameter.
2678 (scalarize_use): Likewise. Re-expand assignment to
2679 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2680 output, and re-scalarize after output. Don't mark anything
2682 (scalarize_ldst): Adjust.
2683 (scalarize_walk_gimple_modify_statement): Likewise.
2684 (build_element_name_1): Handle BIT_FIELD_REFs.
2685 (instantiate_element): Don't warn for any element whose parent
2687 (instantiate_missing_elements_1): Return the sra_elt.
2688 (canon_type_for_field): New.
2689 (try_instantiate_multiple_fields): New.
2690 (instantiate_missing_elemnts): Use them.
2691 (mark_no_warning): Removed.
2692 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2693 (REPLDUP, sra_build_elt_assignment): New.
2694 (generate_copy_inout): Use them.
2695 (generate_element_copy): Likewise. Handle bitfld differences.
2696 (generate_element_zero): Don't recurse for blocks. Use
2697 sra_build_elt_assignment.
2698 (generate_one_element_int): Take elt instead of var. Use
2699 sra_build_elt_assignment.
2700 (generate_element_init_1): Adjust.
2701 (scalarize_use, scalarize_copy): Use REPLDUP.
2702 (scalarize_ldst): Move assert before dereference.
2703 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2705 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2707 * regmove.c: Fix unused variable warnings due to previous commit.
2709 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2711 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2712 (regmove_bb_head): Remove.
2713 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2714 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2715 problems with fixup_match_1.
2716 Don't initialize/free regmove_bb_head.
2718 (reg_is_remote_constant_p): If an insn is in the same basic block
2719 but not before INSN, consider it remote, too.
2721 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2724 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2725 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2727 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2729 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2730 (CONDITIONAL_REGISTER_USAGE): Likewise.
2732 2007-04-04 Richard Henderson <rth@redhat.com>
2734 * config/alpha/lib1funcs.asm: Remove unused file.
2736 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2739 * opts.c (print_specific_help): Fix --help=<language>
2741 (common_handle_option): Support --help=common.
2743 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2746 * gcc.c (main): Do not run the linker if
2747 print_subprocess_help indicates that it shouldn't be
2750 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2753 * doc/invoke.texi (--help=): Document <languages> value, fix
2754 formatting in tables of values.
2756 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2758 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2759 dllimport attribute of virtual methods.
2761 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2763 * config/score/crti.asm: Change _bss_start to __bss_start.
2764 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2765 (OUTGOING_REG_PARM_STACK_SPACE) update.
2766 * config/score/score.opt: add options to make backend support
2767 score5, score5u, score7 and score7d.
2768 * config/score/score.md: Likewise.
2769 * config/score/misc.md: Likewise.
2770 * config/score/mac.md: Likewise.
2771 * doc/invoke.texi: Likewise.
2772 * doc/md.texi: update constraints define.
2774 2007-04-03 Richard Henderson <rth@redhat.com>
2776 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2777 an appropriate type, use the mode instead.
2779 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2781 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2782 Set the default --with-arch setting to mips2.
2783 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2784 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2785 (MULTILIB_OSDIRNAMES): Delete.
2786 (MULTILIB_DIRNAMES): Define.
2787 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2788 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2789 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2790 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2791 VXWORKS_OS_CPP_BUILTINS.
2792 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2793 (MIPS_DEBUGGING_INFO): Undefine.
2794 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2796 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2799 * fold-const.c (native_encode_real): Encode real.c provided longs
2800 as a series of 32-bit native integers.
2801 (native_interpret_real): Interpret buffer as a series of 32-bit
2804 2007-04-03 Richard Guenther <rguenther@suse.de>
2806 * genpreds.c (write_insn_constraint_len): Write function
2807 optimized for CONSTRAINT_LEN implementation.
2808 (write_tm_preds_h): Output insn_constraint_len inline and
2809 use it for CONSTRAINT_LEN.
2810 (write_insn_preds_c): Don't output insn_constraint_len.
2811 * doc/md.texi (define_register_constraint): Document multi-letter
2812 constraints shall have the same length if they start with the same
2815 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.md (isinf<mode>2): Expand only when
2819 TARGET_C99_FUNCTIONS is set.
2821 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2823 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2824 (x86_64-*-linux*): Ditto.
2825 * config/i386/i386.opt (mpc): New option.
2826 * config/i386/i386.c (overrride_options): Handle
2827 ix87_precision_string.
2828 * config/i386/crtprec.c: New file.
2829 * config/i386/t-crtpc: Ditto.
2830 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2832 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2833 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2834 crtprec32.o, crtprec64.o and crtprec80.o.
2836 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2838 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2840 2007-04-02 Eric Christopher <echristo@apple.com>
2842 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2843 limitations on darwin.
2845 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2848 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2850 2007-04-02 Dave Korn <dave.korn@artimi.com>
2852 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2854 2007-04-02 Dave Korn <dave.korn@artimi.com>
2856 * libgcc2.h (exception_descriptor): Don't forward-declare.
2857 (__get_eh_table_language, __get_eh_table_version): Delete
2858 prototypes of long-dead functions.
2860 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2862 * ebitmap.h: New file
2863 * ebitmap.c: New file
2864 * Makefile.in (ebitmap.o): New target.
2866 2007-04-01 Jan Hubicka <jh@suse.cz>
2868 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2869 before very first instruction.
2871 2007-04-01 Jan Hubicka <jh@suse.cz>
2873 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2874 waring on 64bit hosts.
2875 * bitmap.h: Fix typo in bitmap_head_def.
2877 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2879 PR rtl-optimization/31391
2880 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2881 into a DELETED_LABEL note, and the label is in an empty basic
2882 block, update BB_END as well as BB_HEAD.
2884 2007-04-01 Richard Henderson <rth@redhat.com>
2886 PR tree-optimization/31169
2887 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2888 to varying if the range is outside [0, prec-1].
2890 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2893 * config/mips/mips.md (load_const_gp): New insn.
2894 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2895 the MIPS16 GP pseudo register if no_new_pseudos.
2896 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2898 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2901 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2903 (call_value): Likewise.
2905 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2906 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2909 * doc/invoke.texi: (optimization options): Reword description
2910 of -ffast-math. Document its primary purpose.
2912 2007-03-31 Richard Guenther <rguenther@suse.de>
2914 * omp-low.c (splay-tree.h): Include.
2915 (lookup_decl): Replace splay-tree usage by pointer-map.
2916 (maybe_lookup_decl): Likewise.
2917 (new_omp_context): Likewise.
2918 (delete_omp_context): Likewise.
2919 * gimplify.c (splay-tree.h): Include.
2920 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2922 (remap_ssa_name): Likewise.
2923 (remap_decl): Likewise.
2924 (remap_type_1): Likewise.
2925 (remap_type): Likewise.
2926 (copy_body_r): Likewise.
2927 (expand_call_inline): Likewise.
2928 (clone_body): Likewise.
2929 (copy_tree_r): Likewise.
2930 (remap_save_expr): Likewise.
2931 (unsave_r): Likewise.
2932 (unsave_expr_now): Likewise.
2933 (tree_function_versioning): Likewise.
2934 (build_duplicate_type): Likewise.
2935 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2936 (struct copy_body_data): Replace splay-tree by pointer-map.
2937 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2938 not $(SPLAY_TREE_H).
2939 (gimplify.o): Depend on $(SPLAY_TREE_H).
2940 (omp-low.p): Likewise.
2942 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2944 * config/avr/predicates.md (even_register_operand,
2945 odd_register_operand): New predicates.
2946 * config/avr/avr.md (movw peephole2): New.
2947 (movw_r peephole2): New.
2949 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2951 * tree.h (get_signed_or_unsigned_type): New.
2952 * fold-const.c (operand_equal_for_comparison_p): Use
2953 get_signed_or_unsigned_type instead of
2954 lang_hooks.types.signed_or_unsigned_type.
2955 * expr.c (store_expr): Ditto.
2956 * langhooks.c (get_signed_or_unsigned_type): New.
2957 (lhd_signed_or_unsigned_type): New.
2958 * langhooks.h (lhd_signed_or_unsigned_type): New.
2959 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2961 2007-03-30 Richard Henderson <rth@redhat.com>
2963 * tree-ssa-loop-ivopts.c: Include target.h.
2964 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2965 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2966 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2967 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2969 2007-03-30 Richard Henderson <rth@redhat.com>
2970 Kai Tietz <kai.tietz@onevision.com>
2972 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2974 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2975 (TARGET_64BIT_MS_ABI): New.
2976 (DBX_REGISTER_NUMBER): Handle 64-bit.
2977 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2978 (LONG_TYPE_SIZE): Force to 32.
2979 (REG_PARM_STACK_SPACE): New.
2980 (OUTGOING_REG_PARM_STACK_SPACE): New.
2981 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2982 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2983 (STACK_BOUNDARY): Use 128 for 64-bit.
2984 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2985 Add 64-bit implementation.
2986 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2988 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2989 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2990 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2991 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2992 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2993 TARGET_64BIT_MS_ABI.
2994 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2995 (ix86_pass_by_reference): Likewise.
2996 (ix86_function_value_regno_p): Likewise.
2997 (ix86_build_builtin_va_list): Likewise.
2998 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2999 (function_arg_advance_ms_64): New.
3000 (function_arg_advance): Call it.
3001 (function_arg_ms_64): New.
3002 (function_arg): Call it.
3003 (function_value_ms_64): New.
3004 (ix86_function_value_1): Call it.
3005 (return_in_memory_ms_64): New.
3006 (ix86_return_in_memory): Call it.
3007 (setup_incoming_varargs_ms_64): New.
3008 (ix86_setup_incoming_varargs): Call it.
3009 (ix86_expand_prologue): Handle 64-bit stack probing.
3010 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3011 (output_pic_addr_const): Likewise.
3012 (x86_this_parameter): Likewise.
3013 (x86_output_mi_thunk): Likewise.
3014 (x86_function_profiler): Likewise.
3015 (TARGET_STRICT_ARGUMENT_NAMING): New.
3016 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3017 (TARGET_64BIT_MS_ABI): New.
3018 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3019 * config/i386/i386.md (allocate_stack_worker): Remove.
3020 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3021 describe the clobber of eax without a match_scratch.
3022 (allocate_stack_worker_postreload): Remove.
3023 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3024 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3025 (allocate_stack_worker_rex64_postreload): Remove.
3026 (allocate_stack): Handle 64-bit.
3027 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3028 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3029 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3030 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3031 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3032 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3033 * config.build (x86_64-*-mingw*): New host.
3034 * config.host (x86_64-*-mingw*): New host.
3035 * config.gcc (x86_64-*-mingw*): New target.
3036 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3038 2007-03-30 Richard Henderson <rth@redhat.com>
3039 Kai Tietz <kai.tietz@onevision.com>
3041 * c-pragma.c (struct def_pragma_macro_value): New.
3042 (struct def_pragma_macro): New.
3043 (pushed_macro_table): New.
3044 (dpm_hash, dpm_eq): New.
3045 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3046 (init_pragma): Install them.
3047 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3049 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3051 * config/avr/avr.c (avr_override_options): Clear
3052 'flag_delete_null_pointer_checks'.
3054 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3057 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3058 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3059 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3060 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3061 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3062 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3063 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3065 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3067 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3069 * regmove.c: Move all of pass_stack_adjustments from here...
3070 * combine-stack-adj.c: ...to this new file.
3071 * Makefile.in: Add rules for combine-stack-adj.o.
3073 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3075 PR tree-optimization/31383
3076 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3077 to have the same length.
3079 2007-03-30 Jan Hubicka <jh@suse.cz>
3082 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3083 availablility; add more sanity checking; ask varpool only about
3086 2007-03-29 Richard Henderson <rth@redhat.com>
3088 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3089 to decide, but __SIZEOF_LONG_LONG__.
3091 2007-03-29 Richard Henderson <rth@redhat.com>
3093 * emutls.c (struct __emutls_array): New.
3094 (emutls_destroy): Use it instead of casting element 0 from void*.
3095 (__emutls_get_address): Likewise.
3097 2007-03-29 Richard Henderson <rth@redhat.com>
3099 * varasm.c (initializer_constant_valid_p): Don't deny
3100 DECL_DLLIMPORT_P on functions.
3102 * config/i386/cygming.h: Remove function declarations.
3103 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3104 (ASM_OUTPUT_LABELREF): Remove.
3105 (COMMON_ASM_OP): Remove.
3106 (ASM_OUTPUT_COMMON): Remove.
3107 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3108 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3109 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3110 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3111 Rename from TARGET_ENCODE_SECTION_INFO.
3112 * config/i386/netware.h: Likewise.
3113 * config/i386/i386-protos.h: Update.
3114 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3115 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3116 (legitimate_constant_p): Reject dllimports.
3117 (dllimport_map, get_dllimport_decl): New.
3118 (legitimize_dllimport_symbol): New.
3119 (legitimize_address, ix86_expand_move): Use it.
3120 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3121 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3122 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3123 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3124 * config/i386/predicates.md (constant_call_address_operand): Only
3125 accept symbols; reject dllimport_p symbols.
3126 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3127 i386_pe_maybe_record_exported_symbol.
3128 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3129 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3130 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3131 trust the setting of DECL_DLLIMPORT_P.
3132 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3133 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3134 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3135 tidy the argument scanning loop.
3136 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3137 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3138 (i386_pe_strip_name_encoding): Remove.
3139 (i386_pe_binds_local_p): New.
3140 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3141 (i386_pe_output_labelref): Remove.
3142 (i386_pe_asm_output_aligned_decl_common): New.
3143 (i386_pe_maybe_record_exported_symbol): Rename from
3144 i386_pe_record_exported_symbol; check for dllexported symbols.
3146 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3148 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3149 add comment explaining why vsnprintf cannot be used.
3151 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3153 PR tree-optimization/30666
3154 * tree.c (build_complex_type): When creating type names for DWARF2
3155 debug info, create TYPE_DECLs for TYPE_NAME instead of
3157 (build_common_tree_nodes_2): Use build_complex_type when building
3158 predefined complex types, to preserve canonical types.
3160 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3162 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3163 (noce_get_alt_condition): Look at it to determine whether to
3164 reverse the condition or not.
3165 (noce_get_condition): Substitute the truth for lies.
3166 (noce_find_if_block): Set the then_else_reversed field.
3168 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3170 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3171 destination of this insn.
3172 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3173 than calling gen_rtx_SET directly. Use r0 to hold the value of
3174 'address + 4' rather than a stack based temporary which can be
3177 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3179 * config/s390/s390.c (s390_secondary_input_reload_class,
3180 s390_secondary_output_reload_class): Functions removed.
3181 (s390_secondary_reload): New function.
3182 (TARGET_SECONDARY_RELOAD): Target macro defined.
3183 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3184 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3185 * config/s390/s390.md ("reload_outti", "reload_outdi",
3186 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3187 "reload_out<mode>"): Expanders removed.
3188 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3189 "reload<mode>_nonoffmem_out"): Expanders added.
3191 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3193 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3194 SRC->DEST replacement failed anyway.
3196 2007-03-28 Mike Stump <mrs@apple.com>
3198 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3199 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3200 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3202 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3204 * config.gcc: Accept barcelona as a variant of amdfam10.
3205 * config/i386/i386.c (override_options): Likewise.
3206 * doc/invoke.texi: Likewise.
3208 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3210 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3211 offsets for BIT_FIELD_REF and COMPONENT_REF.
3213 2007-03-28 Richard Guenther <rguenther@suse.de>
3215 * tree.c (is_global_var): Move ...
3216 * tree-flow-inline.h (is_global_var): ... here.
3217 * tree.h (is_global_var): Remove declaration.
3219 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3223 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3224 * config/i386/i386.c (ix86_tune_features): Initialize new
3226 * config/i386/predicates.md (promotable_binary_operator): Use
3227 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3229 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3232 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3234 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3236 * config/fr30/fr30.md (movsi_internal): Change destination
3237 constraint from m to V and add m to the end.
3239 2007-03-28 Christian Bruel <christian.bruel@st.com>
3241 * config/sh/sh.md (movsi_i): Fix type attribute.
3243 2007-03-28 Christian Bruel <christian.bruel@st.com>
3245 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3246 (movsf_ie): Likewise.
3248 2007-03-28 Christian Bruel <christian.bruel@st.com>
3250 * config.gcc: Add sh4-300 to multilib.
3251 * config/sh/t-mlib-sh4-300: New file.
3253 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3255 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3256 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3258 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3259 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3260 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3261 "fixuns_trunctddi2"): Whitespace fix.
3263 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3265 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3266 the definition of struct sh_args.
3267 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3268 CALL_COOKIE_INT_REG_GET): Likewise.
3270 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3272 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3273 transformations are applied successfully.
3275 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3277 * tree.c (tree_contains_struct): Permit 512 tree codes.
3278 * tree.h (tree_contains_struct): Ditto.
3279 (MAX_TREE_CODES): Ditto.
3280 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3281 SPARE member to store remaining padding bits.
3283 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3285 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3288 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3290 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3291 * configure: Regenerate.
3293 * configure: Regenerate using the correct version of autoconf.
3295 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3297 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3299 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3300 regs to "__SP_L__" and "__SP_H__".
3302 2007-03-27 Richard Guenther <rguenther@suse.de>
3304 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3305 computations with it with a HOST_WIDE_INT variable.
3307 2007-03-26 Mike Stump <mrs@apple.com>
3309 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3310 objective-c-header, objective-c++-header and objc++-cpp-output
3312 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3314 2007-03-26 Richard Henderson <rth@redhat.com>
3317 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3318 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3319 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3320 IX86_BUILTIN_PSRLQ128): New.
3321 (ix86_init_mmx_sse_builtins): Add them.
3322 (ix86_expand_builtin): Expand them.
3323 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3324 operand 2 be TImode.
3325 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3326 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3327 _mm_srli_epi64): Mark __B const.
3328 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3329 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3330 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3331 new two-vector shift builtins.
3333 2007-03-26 Ian Lance Taylor <iant@google.com>
3335 PR tree-optimization/31345
3336 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3337 [+INF, +INF(OVF)] into VARYING.
3339 2007-03-26 Zack Weinberg <zackw@panix.com>
3341 * gengtype-parse.c: New file.
3342 * gengtype-yacc.y: Delete.
3343 * gengtype-lex.l: Don't include gengtype-yacc.h.
3344 Define YY_DECL and yyterminate appropriately for recursive
3345 descent parser. yylval is now a string out-parameter to yylex.
3346 (HWS, EOID): New shorthand.
3347 (IWORD): Add a couple more types.
3348 (yylex): Add a setup stanza. Remove the complex rules for
3349 detecting GTY'ed types and typedefs; replace with simple
3350 keyword detectors. Adjust everything for the changed
3351 definition of yylval. Ignore all pp-directives, not just #define.
3353 (parse_file): Rename yybegin; do not call yyparse.
3355 * gengtype.c (xasprintf): Export again.
3356 (this_file): New. Use everywhere __FILE__ was being used.
3357 (get_lang_bitmap): Special case types defined in gengtype.c.
3358 (do_typedef, new_structure): Suppress definition of certain types.
3359 (new_structure): Improve diagnostics of duplicate definitions.
3360 Make sure location_s is associated with input.h.
3361 (nreverse_pairs, define_location_structures): New functions.
3362 (main): Improve tagging of kludge types. Remove old kludges
3363 for input.h types; use define_location_structures.
3364 * gengtype.h: Update prototypes. Define token codes here.
3365 * Makefile.in: Remove all references to gengtype-yacc.
3366 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3368 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3369 add GTY((skip)) to the field that's only conditionally there.
3370 * doc/install.texi: Document that Bison is no longer required
3371 unless building treelang.
3373 * gengtype.c: Don't include gtyp-gen.h.
3374 (srcdir): Declare here.
3375 (base_files, lang_dir_names): Allocate dynamically.
3376 (gt_files, num_gt_files, num_lang_dirs): New globals.
3377 (measure_input_list, read_input_line, read_input_list)
3378 (set_lang_bitmap): New functions.
3379 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3380 simplify, relying on read_input_list to set up the bitmaps.
3381 (main): Arguments are no longer unused. Check for correct number
3382 of command line arguments, set srcdir and srcdir_len, then call
3383 read_input_list, before doing anything else. No need to worry
3384 about duplicates in main loop.
3385 * configure.ac: Simplify the calculation of all_gtfiles.
3386 Put language tags in there. Don't set or substitute
3387 all_gtfiles_files_langs or all_gtfiles_files_frags.
3388 * Makefile.in: Revamp the way gengtype is invoked, now that it
3389 takes a file on its command line with a much simpler format.
3390 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3391 (GTFILES): Remove duplicates and C source files.
3392 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3393 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3394 * configure: Regenerate.
3396 * gengtype.h: Remove all type definitions to gengtype.c; leave
3397 only definitions of options_p, type_p, and pair_p as opaque
3398 pointers. Update prototypes.
3399 * gengtype.c: Many type definitions moved here from gengtype.h.
3400 Consolidate type definitions at the top of the file.
3401 (xvasprintf): Delete.
3402 (xasprintf): Make static.
3403 (create_nested_pointer_option): Add 'next' parameter.
3404 (create_field_all, create_field_at): New functions.
3405 (create_field): Now a thin wrapper around create_field_all.
3406 (create_optional_field): Rename create_optional_field_ and add
3407 line argument. Original name is now a macro which supplies
3409 (oprintf): Use vsnprintf directly.
3410 (close_output_files): Use fatal rather than perror/exit.
3411 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3412 (main): Set progname. Don't use exit.
3413 * gengtype-yacc.y (struct_fields): Use create_field_at.
3414 (option, optionseqopt): Delete.
3415 (optionseq): Consolidate productions from option here so we
3416 can use the first argument to create_option.
3418 * gengtype-lex.l: Distinguish unions from structures in the
3419 token type. Don't call find_structure; return the tag as a string.
3420 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3421 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3422 Reorganize typedef_struct production accordingly.
3423 Use create_nested_ptr_option.
3424 * gengtype.c (create_nested_ptr_option): New function.
3425 * gengtype.h: Declare it.
3427 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3428 (string_type): Don't declare.
3429 (do_scalar_typedef): Declare.
3430 (create_scalar_type): Update prototype.
3431 * gengtype.c (string_type): Make static.
3432 (scalar_nonchar, scalar_char): New.
3433 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3434 (resolve_typedef): Use scalar_nonchar for error recovery.
3435 (create_scalar_type): Remove name_len field. Return scalar_char
3436 or scalar_nonchar as appropriate.
3437 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3439 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3441 (main): Initialize scalar_char and scalar_nonchar before calling
3443 * gengtype-lex.l: Adjust for removal of second argument to
3444 create_scalar_type. Use yylval.s instead of yylval.t when
3446 * gengtype-yacc.y: Type of SCALAR is string. Call
3447 create_scalar_type from type:SCALAR rule. Adjust for removal of
3448 second argument to create_scalar_type.
3450 * vec.h: Remove all #if IN_GENGTYPE blocks.
3451 Add comment saying that changes may require adjustments to gengtype.
3452 * gengtype.c: Don't include coretypes.h or tm.h.
3453 Add comment to inclusion of errors.h.
3454 (note_def_vec, note_def_vec_alloc): New functions.
3455 * gengtype.h: Declare new functions.
3456 * gengtype-lex.l: Don't include coretypes.h.
3457 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3459 (update_lineno): Remove unnecessary prototype.
3460 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3461 (VEC rule): Just return VEC_TOKEN.
3462 * gengtype-yacc.y (VEC_TOKEN): New token type.
3463 (type): Add a production for VEC(a,b).
3464 * Makefile.in: Update dependencies.
3466 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3467 typedefs that use the old PARAMS macro.
3469 * gengtype-lex.l: Remove all rules and states relating to yacc
3471 * gengtype-yacc.y: Similarly.
3472 * gengtype.c (note_yacc_type): Delete function.
3473 * gengtype.h: Update prototypes.
3475 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3477 * tree-pretty-print.c (dump_generic_node): Report precision of
3478 unnamed integer types.
3480 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3482 * ifcvt.c (noce_try_store_flag_constants): Don't check
3483 no_new_pseudos here.
3484 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3485 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3486 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3487 noce_try_sign_mask): Likewise.
3488 (if_convert): Check no_new_pseudos here.
3490 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3492 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3493 (noce_get_condition): Handle new then_else_reversed argument.
3494 (noce_init_if_info): Remove, fold into noce_find_if_block.
3495 (noce_process_if_block): Take a struct noce_if_info as the
3496 argument. Don't set up one based on ce_if_info. Update pointer
3497 references accordingly.
3498 (cond_move_process_if_block): Likewise.
3499 (process_if_block): Removed.
3500 (find_if_block): Removed. Move functionality two new functions,
3501 noce_find_if_block and cond_exec_find_if_block.
3502 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3503 blocks and the symmetric IF-ELSE-JOIN case.
3504 (cond_exec_find_if_block): Also new function mostly based on old
3505 find_if_block and process_if_block.
3506 (find_if_header): Replace find_if_block call with separately
3507 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3508 (find_cond_trap): Update noce_get_condition call.
3509 (dead_or_predicable): Likewise.
3511 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3513 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3515 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3516 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3517 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3518 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3519 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3520 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3521 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3522 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3523 __builtin_ia32_psrad128 builtins.
3525 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3527 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3528 * config/i386/constraints.md
3529 (define_constraint "I"): Use IN_RANGE macro.
3530 (define_constraint "J"): Ditto.
3531 (define_constraint "K"): Ditto.
3532 (define_constraint "M"): Ditto.
3533 (define_constraint "N"): Ditto.
3534 (define_constraint "O"): Ditto.
3535 * config/i386/predicates.md
3536 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3537 (define_predicate "const_0_to_3_operand"): Ditto.
3538 (define_predicate "const_0_to_7_operand"): Ditto.
3539 (define_predicate "const_0_to_15_operand"): Ditto.
3540 (define_predicate "const_0_to_63_operand"): Ditto.
3541 (define_predicate "const_0_to_255_operand"): Ditto.
3542 (define_predicate "const_1_to_31_operand"): Ditto.
3543 (define_predicate "const_2_to_3_operand"): Ditto.
3544 (define_predicate "const_4_to_7_operand"): Ditto.
3546 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3548 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3549 in SImode for save_world.
3550 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3553 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3555 PR tree-optimization/30784
3556 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3559 2007-03-25 Revital Eres <eres@il.ibm.com>
3561 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3562 Fold movement_possibility function into it.
3564 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3566 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3567 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3568 (call_indirect_nonlocal_darwin64): Same.
3569 (call_nonlocal_darwin64): Same.
3570 (call_value_indirect_nonlocal_darwin64): Same.
3571 (call_value_nonlocal_darwin64): Same.
3572 (sibcall_nonlocal_darwin64): Same.
3573 (sibcall_value_nonlocal_darwin64): Same.
3574 (sibcall_symbolic_64): Same.
3575 (sibcall_value_symbolic_64): Same.
3576 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3578 (rs6000_emit_load_toc_table): Same.
3579 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3580 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3586 (load_toc_v4_pic_si): Same
3587 (load_toc_v4_PIC_1): Same.
3588 (load_toc_v4_PIC_1b): Same.
3589 (call_indirect_aix{32,64}): Same.
3590 (call_value_indirect_aix{32,64}): Same.
3593 (call_local{32,64}): Same.
3594 (call_value_local{32,64}): Same.
3595 (call_indirect_nonlocal_aix{32,64}): Same.
3596 (call_nonlocal_aix{32,64}): Same.
3597 (call_value_indirect_nonlocal_aix{32,64}): Same.
3598 (call_value_nonlocal_aix{32,64}): Same.
3599 (call_indirect_nonlocal_sysv<mode>): Same.
3600 (call_nonlocal_sysv<mode>): Same.
3601 (call_value_indirect_nonlocal_sysv<mode>): Same.
3602 (call_value_nonlocal_sysv<mode>): Same.
3604 (sibcall_local{32,64}): Same.
3605 (sibcall_value_local{32,64}): Same.
3606 (sibcall_nonlocal_aix{32,64}): Same.
3607 (sibcall_value_nonlocal_aix{32,64}): Same.
3608 (sibcall_nonlocal_sysv<mode>): Same.
3609 (sibcall_value): Same.
3610 (sibcall_value_nonlocal_sysv<mode>): Same.
3612 2007-03-24 Paul Brook <paul@codesourcery.com>
3614 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3615 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3617 2007-03-24 Richard Henderson <rth@redhat.com>
3619 * config/ia64/constraints.md: New file.
3620 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3621 satisfies_constraint_?.
3622 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3623 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3624 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3625 ia64_output_mi_thunk): Likewise.
3626 (ia64_const_ok_for_letter_p): Remove.
3627 (ia64_const_double_ok_for_letter_p): Remove.
3628 (ia64_extra_constraint): Remove.
3629 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3630 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3631 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3632 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3633 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3634 EXTRA_MEMORY_CONSTRAINT): Remove.
3635 * config/ia64/ia64.md: Include constriants.md. Replace
3636 CONST_OK_FOR_? with satisfies_constraint_?.
3638 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3639 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3643 (name macros): Use DPD_BID_NAME to convert names properly.
3645 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3646 decimal floating point format.
3647 (init_floating_libfuncs): Change decimal functions so that they
3648 have a "bid_" prefix if the decimal system uses the BID format,
3649 and "dpd_" prefix if the decimal system uses the DPD format.
3650 (init_interclass_conv_libfuncs): Ditto.
3651 (init_intraclass_conv_libfuncs): Ditto.
3653 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3654 using the BID format.
3656 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3657 whether we are using the BID decimal format.
3658 * configure: Regenerate.
3660 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3661 the compiler has decimal floating point enabled. Define
3662 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3665 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3666 using the BID format.
3668 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3669 whether we are using the BID decimal format.
3670 * configure: Regenerate.
3672 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3673 the compiler has decimal floating point enabled. Define
3674 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3677 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3678 options, and that it is enabled for i386/x86_64 systems.
3680 * Makefile.in (enable_decimal_float): New.
3682 (DECNUMINC): Add -I$(DECNUMFMT).
3683 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3684 to $(DECNUMFMT) from $(DECNUM).
3686 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3687 Substitute enable_decimal_float.
3688 * configure: Regenerated.
3691 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3694 * configure.ac: Enable decimal float for x86_64-*-linux*.
3695 * configure: Regenerated.
3698 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3699 decimal128ClearSign to flip and clear the sign bit in decimal128.
3700 (decimal_real_maxval): Set decimal128SetSign to set the sign
3703 2007-03-23 Ian Lance Taylor <iant@google.com>
3705 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3707 2007-03-23 Ian Lance Taylor <iant@google.com>
3709 * tree-dump.c (dump_files): Correct comment.
3711 2007-03-23 Ian Lance Taylor <iant@google.com>
3713 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3715 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3717 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3718 in cfglayout mode. Don't go into and out of cfglayout mode.
3719 Link the blocks in the order of the constructed traces.
3720 (rest_of_handle_tracer): Adjust call to tracer.
3721 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3722 Don't go into cfglayout mode.
3723 (rtl_loop_done): Don't go out of cfglayout mode.
3724 * cfglayout.c (relink_block_chain): New function, split out from...
3725 (fixup_reorder_chain): ...here. Remove redundant checking.
3726 (cfg_layout_finalize): Don't clear the header, footer, and aux
3727 fields here, move the code to do so to relink_block_chain. Likewise
3728 for free_original_copy_tables.
3729 * rtl.h (tracer): Update prototype.
3730 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3731 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3732 mode. Use relink_block_chain to serialize the CFG according to the
3733 new basic block order. Move targetm.cannot_modify_jumps_p check from
3735 (gate_handle_reorder_blocks): ...to here.
3736 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3738 (gate_duplicate_computed_gotos): ...to here.
3739 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3740 something always changes when going into and out of cfglayout mode.
3741 Perform an expensive cfg cleanup while going into cfglayout mode.
3742 Always update liveness information on HAVE_conditional_execution
3743 targets. Reserialize the basic blocks and go out of cfglayout mode.
3744 * reg-stack.c: Include cfglayout.h.
3745 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3746 the call to reorder_basic_blocks.
3747 * basic-block.h (reorder_basic_blocks): Update prototype.
3748 (relink_block_chain): New prototype.
3749 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3751 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3753 * config/mips/mips.md (type, hazard, *movdi_32bit,
3754 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3755 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3756 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3757 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3758 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3760 (movcc): Change first xfer to multi.
3761 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3762 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3763 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3764 config/mips/generic.md: Change reservations using "xfer" to use
3766 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3767 using match_operand.
3768 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3769 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3771 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3773 2007-03-22 Richard Henderson <rth@redhat.com>
3775 * config/i386/i386.c: Remove unnecessary function declarations.
3776 Move targetm definition, and all related macros, to the end of
3777 the file. Resort some functions to put definitions before uses.
3778 (ix86_attribute_table): Make static. Move to end of file.
3779 (ix86_gimplify_va_arg): Make static.
3781 2007-03-22 Richard Henderson <rth@redhat.com>
3783 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3784 don't increase local_regparm with force_align_arg_pointer check.
3785 (ix86_function_sseregparm): Assert 32-bit.
3786 (type_has_variadic_args_p): New.
3787 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3788 type_has_variadic_args_p.
3789 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3790 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3791 use memset instead. Do maybe_vaarg check first; skip attribute
3792 tests if true; skip attribute tests for 64-bit.
3793 (construct_container): Remove TARGET_DEBUG_ARG.
3794 (function_arg_advance_32, function_arg_advance_64): Split out ...
3795 (function_arg_advance): ... from here.
3796 (function_arg_32, function_arg_64): Split out ...
3797 (function_arg): ... from here.
3798 (ix86_pass_by_reference): Tidy.
3799 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3800 (function_value_32): New, from parts of ix86_function_value
3801 and ix86_value_regno.
3802 (function_value_64): New, from parts of ix86_function_value
3803 and ix86_libcall_value.
3804 (ix86_function_value_1): New.
3805 (ix86_function_value, ix86_libcall_value): Use it.
3806 (return_in_memory_32, return_in_memory_64): Split out ...
3807 (ix86_return_in_memory): ... from here.
3808 (ix86_struct_value_rtx): Skip for 64-bit.
3809 (ix86_libcall_value, ix86_value_regno): Remove.
3810 (setup_incoming_varargs_64): Split out ...
3811 (ix86_setup_incoming_varargs): ... from here.
3812 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3813 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3814 * config/i386/i386-protos.h (ix86_function_value): Remove.
3815 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3817 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3820 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3821 infinities not supported, otherwise emit warning if -Woverflow. On
3822 underflow, emit warning if -Woverflow.
3823 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3825 * real.h (real_from_string): Update declaration
3827 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3828 Richard Henderson <rth@redhat.com>
3830 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3831 * calls.c (compute_argument_block_size, expand_call,
3832 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3833 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3834 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3835 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3836 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3837 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3838 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3839 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3842 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3844 * c-incpath.c (add_sysroot_to_chain): New.
3845 (merge_include_chains): Add sysroot argument. Call
3846 add_sysroot_to_chain if sysrooted.
3847 (register_include_chains): Update call to merge_include_chains.
3848 * doc/cppopts.texi: Document use of '=' in include directory
3851 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3854 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3855 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3856 insn pattern using X87MODEF12 mode macro.
3858 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3860 * regmove.c (regmove_optimize): Use reg_mentioned_p
3861 instead of reg_overlap_mentioned_p for DST.
3863 2007-03-21 Mike Stump <mrs@apple.com>
3865 * c.opt: Fixup for Objective-C/C++.
3867 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3869 * explow.c (convert_memory_address): Fold memory reference when
3870 POINTERS_EXTEND_UNSIGNED < 0
3872 2007-03-21 Richard Henderson <rth@redhat.com>
3875 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3876 * config/i386/mmintrin.h (__m64): Likewise.
3877 * config/i386/xmmintrin.h (__m128): Likewise.
3879 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3881 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3882 (VXWORKS_OS_CPP_BUILTINS): Define.
3883 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3884 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3886 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3888 * rtl.h (constant_pool_reference_p): Delete.
3889 (find_constant_src): Declare.
3890 * rtlanal.c (find_constant_src): New function.
3891 * simplify-rtx.c (constant_pool_reference_p): Delete.
3892 * config/i386/i386.md: Use find_constant_src instead of
3893 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3895 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3897 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3898 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3900 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3902 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3903 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3904 (arm_elf_asm_constructor): Use it.
3905 (arm_elf_asm_destructor): New function.
3907 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3909 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3911 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3913 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3915 2007-03-19 Andrew Haley <aph@redhat.com>
3917 PR tree-optimization/31264
3918 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3921 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3923 PR rtl-optimization/30907
3924 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3925 (fwprop_init): Always call loop_optimizer_initialize.
3926 (fwprop_done): Always call loop_optimizer_finalize.
3927 (fwprop): We always have loop info now.
3928 (gate_fwprop_addr): Remove.
3929 (pass_fwprop_addr): Use gate_fwprop as gate.
3931 PR rtl-optimization/30841
3932 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3933 df_chain_alloc): Call df_reorganize_refs unconditionally.
3934 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3935 refs_organized to refs_organized_size.
3936 (df_ref_create_structure): Use refs_organized_size instead of
3937 bitmap_size if refs had been organized, and keep refs_organized_size
3939 * df.h (struct df_ref_info): Change refs_organized to
3940 refs_organized_size.
3941 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3944 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3946 * except.c (output_function_exception_table): Do not reference the
3947 EH personality routine for functions that do not require an
3950 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3953 * c-typeck.c (convert_for_assignment): Call comptypes for
3954 RECORD_TYPE or UNION_TYPE.
3957 * reload1.c (reload): Do invalid ASM checking after
3958 cleanup_subreg_operands.
3960 2007-03-19 Jeff Law <law@redhat.com>
3962 * tree-cfg.c (find_taken_edge): Tighten conditions for
3963 optimizing computed gotos.
3965 2007-03-19 Michael Matz <matz@suse.de>
3967 * builtins.c (expand_builtin_sync_operation,
3968 expand_builtin_compare_and_swap,
3969 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3972 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3973 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3976 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3978 * doc/tm.texi: Add brackets around the return type of
3979 TARGET_SECONDARY_RELOAD.
3981 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3982 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/31254
3985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3986 Use handled_component_p () where appropriate. Continue
3987 propagating into the rhs if we propagated into an INDIRECT_REF
3990 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3992 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3993 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3994 (xde, xdee): Mode attributes adjusted to support DFP modes.
3995 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3996 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3997 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3998 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3999 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4000 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4001 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4003 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4004 "movsf"): Insn definitions removed.
4005 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4006 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4007 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4009 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4010 "reload_in<mode>", "reload_out<mode>"): Expander added.
4011 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4014 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4016 * config/s390/s390.md: Only non-functional changes. Renamed
4017 FPR mode macro to BFP all over the file.
4019 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4021 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4022 (op_type attribute): RRF instruction type added.
4023 (fT0): New mode attribute.
4024 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4025 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4026 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4027 no secondary memory is needed when moving DFmode values between GPRs
4030 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4032 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4033 inverted and documentation adjusted.
4034 ("mhard-dfp", "msoft-dfp"): New options.
4035 * config/s390/s390.c (s390_handle_arch_option): New architecture
4037 (override_options): Sanity checks for the new options added.
4038 * config.gcc: New architecture switch: z9-ec.
4039 * config/s390/s390.h (processor_flags): PF_DFP added.
4040 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4041 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4042 when the bit is NOT set so remove it from the defaults.
4044 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4046 * genemit.c (main): Print include statement for dfp.h.
4047 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4050 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4052 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4054 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4057 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4060 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4062 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4063 attr_length_call, output_call, output_indirect_call): Cleanup
4064 formatting of targetm calls.
4066 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4068 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4070 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4072 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4073 reservation, bypass and anti-bypass descriptions for these instructions.
4074 Update move patterns.
4075 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4078 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4080 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4081 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4082 (get_initial_def_for_reduction): Likewise.
4084 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4086 Fix PR tree-optimization/29922
4087 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4088 (get_representative): Removed.
4089 (value_dies_in_block_x): Update for rvuse removal.
4090 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4091 (compute_antic_aux): Handle when PHI nodes appear in
4092 non-single-successors.
4093 (dump_bitmap_of_names): Removed.
4094 (compute_antic_safe): Renamed and removed rvuse calculation.
4095 Calculate only antic safe.
4096 (insert_into_preds_of_block): Remove assert.
4097 (execute_pre): Update for renamed functions.
4098 (defer_or_phi_translate_block): New function.
4100 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4102 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4103 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4105 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4106 Follow spelling conventions.
4108 * tree-data-ref.h: Remove the prototype for analyze_array.
4110 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4112 PR tree-optimization/31041
4113 * tree-vect-transform.c (get_initial_def_for_induction): Call
4114 force_gimple_operand.
4116 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4118 * ipa-type-escape.c (look_for_casts) : Revert code to use
4119 handled_component_p due to ada test a-numaux.adb.
4121 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4123 * final.c (final_scan_insn): Alter the condition of a
4124 conditional trap if we have nonstandard CC.
4126 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4128 * configure.ac: Remove excess quoting from asm line 0 test.
4129 * configure: Rebuilt.
4131 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4133 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4134 * c-common.c (convert_and_check): Move warning logic to...
4135 (warnings_for_convert_and_check): ...here. Define.
4136 * c-common.h (warnings_for_convert_and_check): Declare.
4138 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4140 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4141 (output_call): Likewise.
4143 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4145 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4147 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4149 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4151 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4154 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4156 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4158 PR tree-optimization/31183
4159 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4160 Use double_int instead of unsigned int for representing access_strides.
4161 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4163 2007-03-16 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/31146
4166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4167 to allow recursion of forward_propagate_addr_expr.
4168 (forward_propagate_addr_into_variable_array_index): Likewise.
4169 (forward_propagate_addr_expr): Likewise.
4170 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4171 (forward_propagate_addr_expr_1): Recurse on simple copies
4172 instead of propagating into them. Do so for useless conversions
4174 (forward_propagate_addr_expr): Clean up unused statements after
4177 2007-03-16 Richard Guenther <rguenther@suse.de>
4179 * builtins.c (expand_builtin_cexpi): Use the right argument
4180 for the expansion via cexp.
4182 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4184 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4185 * configure: Rebuilt.
4187 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4190 * dwarf2out.c (force_type_die): Adjust comment.
4191 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4193 2007-03-15 DJ Delorie <dj@redhat.com>
4195 * config/frv/predicates.md (minmax_operator): Don't check operands
4198 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4200 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4201 Update constant estimates of number of iterations.
4202 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4203 argument renamed to "realistic".
4204 (compute_estimated_nb_iterations): Removed.
4205 (record_niter_bound): New function.
4206 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4207 call record_nonwrapping_iv with upper = false.
4208 (infer_loop_bounds_from_signedness): Pass upper argument to
4209 record_nonwrapping_iv.
4210 (estimate_numbers_of_iterations_loop): Do not call
4211 compute_estimated_nb_iterations. Record estimate based on profile
4212 information. Initialize the constant estimates of number of
4214 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4216 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4217 number of iterations is too small.
4218 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4219 (EST_NOT_AVAILABLE): Removed.
4220 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4221 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4224 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4226 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4227 Handle NE_EXPR guards.
4229 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4232 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4233 Set also -pedantic-errors by default for the preprocessor unless
4234 -fpermissive is given.
4236 2007-03-15 Richard Guenther <rguenther@suse.de>
4240 * builtins.c (expand_builtin_cexpi): As a fallback if we
4241 don't have builtins for sincos or cexp create a function
4242 declaration for cexp and expand to a call to that.
4243 (expand_builtin_int_roundingfn): Always fall
4244 back to floor/ceil and its variants even if they may be
4247 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4250 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4251 jump tables, move the call to delete_dead_jumptables from here...
4252 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4253 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4254 don't allow merging of blocks that try_redirect_by_replacing_jump
4255 also does not handle when not optimizing.
4257 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4258 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4260 * config/i386/i386.md (x86_sahf_1): Correctly handle
4263 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4266 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4267 x86_64_general_operand as operand[2] predicate. Remove "iF"
4268 from operand constraints and use "e" constraint instead.
4269 (*subti3_1, *subti3_1 splitter): Ditto.
4270 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4271 operand[1] predicate.
4273 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4275 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4276 arrays, multiply the access strides by the size of the sub-array.
4277 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4279 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4281 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4282 the configured assembler supports the sahf mnemonic.
4283 * configure: Regenerate.
4284 * config.in: Regenerate.
4286 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4287 emit "sahf" or ".byte\t0x9e" as asm template.
4289 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4292 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4293 option to replace hard coded TARGET_xxx in md file.
4294 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4295 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4296 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4297 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4298 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4299 (X86_TUNE_NOT_VECTORMODE): Ditto.
4300 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4301 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4302 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4303 (TUNE_SLOW_IMUL_IMM8): Ditto.
4304 (TUNE_MOVE_M1_VIA_OR): Ditto.
4305 (TUNE_NOT_UNPAIRABLE): Ditto.
4306 (TUNE_NOT_VECTORMODE): Ditto.
4308 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4311 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4312 tuning options instead of hard coded TARGET_xxx.
4313 (fix ssemode peephole2's): Ditto.
4314 (imul peephole2's): Ditto.
4316 (movdi_or_rex64): Ditto.
4317 (move peephole2): Ditto.
4318 (not peephole2's): Ditto.
4320 2007-03-14 Dirk Mueller <dmueller@suse.de>
4322 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4323 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4324 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4326 * c-parser.c (c_parser_do_statement): Warn about empty body in
4328 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4329 * doc/invoke.texi (-Wempty-body): Update documentation.
4331 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4334 * c-common.h (warn_for_div_by_zero): Declare.
4335 * c-common.c (warn_for_div_by_zero): Define.
4336 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4339 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4341 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4342 to PREFIX and STANDARD_PREFIX.
4344 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4345 Phil Edwards <phil@codesourcery.com>
4347 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4348 (__gthread_once_t): Remove busy field for RTPs.
4349 (__GTHREAD_ONCE_INIT): Update accordingly.
4351 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4353 * doc/invoke.texi: Document VxWorks options.
4355 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4357 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4359 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4361 PR tree-optimization/30590
4362 * tree-nrv.c (tree_nrv): Check for the partial update of the
4365 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4367 * flags.h (flag_random_seed): Remove declaration, in favor of...
4368 * toplev.h (get_random_seed, set_random_seed): ... these.
4369 * tree.c (get_file_function_name): Use the former.
4370 * opts.c (common_handle_option): Use the latter.
4373 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4376 * cse.c (cse_find_path): Do not bail out if a basic block that
4377 we already visited now becomes part of a path that starts at a
4378 different basic block. Just disallow this, to make sure we
4379 visit each basic block at most once.
4381 2007-03-13 Jan Hubicka <jh@suse.cz>
4383 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4384 when profile esitmate is present, calls with very low frequency are
4387 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4389 PR tree-optimization/30730
4390 PR tree-optimization/26900
4391 * tree-ssa-loop-niter.c: Include gmp.h.
4393 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4394 split_to_var_and_offset, determine_value_range,
4395 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4396 bound_difference, bounds_add, bounds_negate,
4397 number_of_iterations_ne_max, dump_affine_iv): New functions.
4398 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4399 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4400 difference of initial and final value of control iv to validate
4402 (number_of_iterations_cond): Add loop parameter. Determine bounds
4403 on the difference of the extremes of the control iv. Add dumps.
4404 (expand_simple_operations): Handle phi nodes.
4405 (simplify_using_initial_conditions): Do not record used conditions.
4406 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4407 Do not set additional_info.
4408 (implies_nonnegative_p, implies_ge_p): Removed.
4409 (derive_constant_upper_bound): Do not use parameter `additional'.
4410 (record_estimate): Parameter `additional' removed. Parameter
4411 `i_bound' added. Do not call derive_constant_upper_bound.
4412 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4413 bound the number of iterations estimate.
4414 (estimate_numbers_of_iterations_loop): Pass the estimate from
4415 the number of iterations analysis to record_estimate.
4416 * tree.h (multiple_of_p): Declare.
4417 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4418 (scev_const_prop): Do not check expression_expensive_p.
4419 * fold-const.c (multiple_of_p): Exported.
4420 * double-int.c (double_int_mask): Exported.
4421 * double-int.h (double_int_mask): Declare.
4422 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4423 field. Added max field.
4425 2007-03-13 David Taylor <taylor@candd.org>
4428 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4431 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4434 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4435 two unamed patterns.
4437 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4439 * config/i386/i386.opt (mcx16, msahf): New options.
4440 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4441 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4443 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4444 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4445 Output -mcx16 and -msahf options when corresponding bit is set.
4447 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4450 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4452 * configure.ac: Test for assembler tolerance to # 0 "".
4453 * configure, config.in: Rebuilt.
4454 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4456 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4458 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4460 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4461 (handle_syscall): Handle direct system calls.
4462 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4464 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4466 * doc/invoke.texi: Fix cpp.info cross-reference.
4467 * doc/passes.texi: Fix gcc.info cross-reference.
4469 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4471 PR tree-optimization/30835
4472 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4473 bb_for_stmt is not NULL before accessing it.
4475 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4477 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4480 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4483 * doc/install.texi: Document --enable-stage1-languages
4485 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4487 * tree-pass.h (pass_into_cfg_layout_mode,
4488 pass_outof_cfg_layout_mode): Declare.
4489 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4490 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4491 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4492 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4494 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4496 * c-decl.c (warn_variable_length_array): New function.
4497 Refactored from grokdeclarator to handle warn_vla
4498 and handle unnamed array case.
4499 (grokdeclarator): Refactored VLA warning case.
4500 * c.opt (Wvla): New flag.
4501 * doc/invoke.texi (Wvla): New warning.
4503 2007-03-12 Richard Henderson <rth@redhat.com>
4505 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4506 (TARGET_SECTION_TYPE_FLAGS): New.
4508 2007-03-12 Richard Henderson <rth@redhat.com>
4510 * config/darwin.c (machopic_reloc_rw_mask): New.
4511 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4512 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4514 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4516 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4517 * cppdefault.h (cpp_PREFIX): Document.
4518 (cpp_PREFIX_len): Likewise.
4519 (cpp_EXEC_PREFIX): New variable.
4520 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4521 * c-incpath.c (add_standard_paths): Correct logic for relocating
4522 paths within prefix.
4524 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4527 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4529 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4530 fix_truncdfdi_sse using SSEMODEF mode macro.
4531 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4532 fix_truncdfsi_sse using SSEMODEF mode macro.
4533 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4534 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4536 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4538 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4541 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4543 * tree.h : Add multiple_of_p declaration.
4544 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4545 * ipa-type-escape.c (results_of_malloc): Redundant.
4546 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4547 (cast_type): Extended with new members.
4548 (check_cast): Returns cast_type.
4549 (cast): New structure for data of walk_use_def_chains.
4550 (is_malloc_result, is_cast_from_non_pointer_1,
4551 is_cast_from_non_pointer,
4552 is_array_access_through_pointer_and_index): New functions.
4553 (look_for_casts): Returns cast types.
4554 (check_call): Returns void.
4555 (okay_pointer_operation): Use support of pointer plus index,
4556 pointer plus constant and allow all multiplications.
4558 2007-03-11 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/31115
4561 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4562 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4563 A shift count of zero is not special as with *_DIV_EXPR.
4564 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4567 2007-03-11 Ian Lance Taylor <iant@google.com>
4569 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4570 the *_DIV_EXPR codes correctly with overflow infinities.
4572 2007-03-11 Ira Rosen <irar@il.ibm.com>
4574 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4575 indicate success/failure of the analysis. Add negation to subtrahend
4576 in case of subtraction. Fail if both operands contain constants.
4577 (create_data_ref): Fail if analyze_offset fails.
4579 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/i386.md (frndintxf2): Rename to ...
4582 (rintxf2): ... this. Remove expander having same name.
4583 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4584 (roundsf2, rounddf2): Ditto.
4585 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4586 (lround<mode>di2, lround<mode>si2): Ditto.
4588 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4590 * lower-subreg.c: Include except.h.
4591 (decompose_multiword_subregs): Verify that the only control flow
4592 insns we can split are loads to multi-words pseudos.
4593 Handle breaking such blocks after splitting, instead of calling
4594 find_many_sub_basic_blocks.
4596 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4597 on the new basic block. Add a lengthy comment explaining why we
4598 thought this was necessary.
4599 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4601 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4604 * tree.c (walk_type_fields): Recurse into the element type of
4605 ARRAY_TYPEs if there is a pointer set.
4607 2007-03-10 Dirk Mueller <dmueller@suse.de>
4609 * c-common.c (warn_logical_operator): Fix condition.
4611 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4613 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4615 * config/darwin.c (machopic_select_section): Remove superfluous
4616 argument in call to categorize_decl_for_section. Remove unused
4619 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4621 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4623 * configure: Regenerate.
4625 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4628 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4629 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4630 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4631 Add LABEL_NUSES to emitted label.
4632 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4633 branch probability value to emitted jump insn.
4634 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4635 Do not check life information and do not re-arrange input operands
4636 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4638 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4640 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4641 the change of decode_asm_operands.
4643 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4645 * mode-switching.c (create_pre_exit): Skip blockage insn.
4647 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4649 * tree-pass.h (TODO_update_smt_usage): Remove.
4651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4655 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4657 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4658 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4659 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4662 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4664 * gcc.c: Document %{, in big comment at top.
4665 (input_suffix_matches): Remove special handling for .s and
4667 (input_spec_matches): New.
4668 (handle_braces): Handle %{,.
4669 (validate_switches): ',' indicates a value which is not a switch.
4670 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4671 to detect assembler input.
4672 * config/i386/sol2.h (CPP_SPEC): Likewise.
4673 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4674 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4675 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4676 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4677 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4678 -m64 causes deployment target to default to 10.5.
4679 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4681 2007-03-09 Richard Henderson <rth@redhat.com>
4684 * target.h (targetm.asm.out.reloc_rw_mask): New.
4685 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4686 (TARGET_ASM_OUT): Use it.
4687 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4688 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4689 use the new reloc_rw_mask target hook instead.
4690 (default_section_type_flags_1): Merge into...
4691 (default_section_type_flags): ... here.
4692 (decl_readonly_section_1): Merge into...
4693 (decl_readonly_section): ... here.
4694 (default_elf_select_section_1): Merge into...
4695 (default_elf_select_section): ... here.
4696 (default_unique_section_1): Merge into...
4697 (default_unique_section): ... here.
4698 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4699 (default_select_rtx_section): Use it.
4700 (default_elf_select_rtx_section): Likewise.
4701 * output.h: Update to match.
4702 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4703 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4704 (TARGET_ASM_RELOC_RW_MASK): New.
4705 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4706 to categorize_decl_for_section.
4707 (x86_64_elf_unique_section): Likewise.
4708 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4709 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4710 (TARGET_ASM_RELOC_RW_MASK): New.
4711 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4712 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4713 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4714 (TARGET_RWRELOC): Remove.
4715 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4716 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4717 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4718 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4719 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4720 (rs6000_xcoff_select_section): Use decl_readonly_section.
4721 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4722 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4723 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4724 (TARGET_SECTION_TYPE_FLAGS): Remove.
4725 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4727 2007-03-09 Roger Sayle <roger@eyesopen.com>
4729 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4730 complex constant equality/inequality comparisons for here.
4731 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4732 known at compile-time or can be simplified to a scalar comparison.
4733 (fold_relational_const): Move compile-time evaluation of complex
4734 constant equality/inequality comparisons to here.
4736 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4738 PR rtl-optimization/30643
4739 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4741 (fold_rtx): Recurse, like before 2006-11-03.
4743 2007-03-09 DJ Delorie <dj@redhat.com>
4745 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4748 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4750 PR tree-optimization/30375
4751 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4752 LHS of statements is not the same.
4753 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4755 2007-03-09 Chao-ying Fu <fu@mips.com>
4757 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4759 * doc/invoke.texi (-mdspr2): Document new option.
4760 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4761 New unspec for DSP REV 2.
4762 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4763 these instructions are extended in DSP REV 2.
4764 (mips-dspr2.md): Include.
4765 * config/mips/mips.opt (mdspr2): New option.
4766 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4767 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4768 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4769 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4770 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4771 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4772 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4774 (bdesc_map): Add one field of unsupported_target_flags.
4775 (bdesc_arrays): Update entries to have extra fields. Add
4777 (mips_init_builtins): Initialize new function types.
4778 Check unsupported_target_fileds to filter out builtins.
4779 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4781 (ASM_SPEC): Pass mdspr2 to the assembler.
4782 * config/mips/mips-dspr2.md: New file.
4784 2007-03-09 Sa Liu <saliu@de.ibm.com>
4786 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4788 2007-03-09 Ian Lance Taylor <iant@google.com>
4790 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4791 argument) like -Wstrict-overflow=2.
4792 * doc/invoke.texi (Warning Options): Update documentation.
4794 2007-03-09 Dirk Mueller <dmueller@suse.de>
4797 * doc/invoke.texi (-Wlogical-op): Document.
4798 * common.opt (-Wlogical-op): New.
4799 * c-common.h (warn_logical_operator): Declare.
4800 * c-common.c (warn_logical_operator): Define.
4801 * c-typeck.c (parser_build_binary_op): Call
4802 warn_logical_operator.
4804 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4806 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4807 * final.c (final_scan_insn): Test for non-"" file name.
4809 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4811 * doc/loop.texi: Document the Omega linear constraints solver.
4812 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4813 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4814 omega-hash-table-size, omega-max-keys, and
4815 omega-eliminate-redundant-constraints.
4816 * tree-pass.h (pass_check_data_deps): Declared.
4819 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4820 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4821 pass_check_data_deps): New.
4822 * tree-data-ref.c (init_data_ref): Remove declaration.
4823 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4824 (analyze_array): Renamed init_array_ref, move up initializations.
4825 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4826 Removed arguments that are set to NULL.
4827 (analyze_indirect_ref): Correct indentation, correct call to
4829 (object_analysis): Call init_array_ref instead of analyze_array.
4830 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4831 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4832 of DR_ACCESS_FNS_ADDR.
4833 (init_omega_eq_with_af, omega_extract_distance_vectors,
4834 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4835 ddr_consistent_p): New.
4836 (compute_affine_dependence): Check consistency of ddrs when
4837 flag_check_data_deps is passed.
4838 (analyze_all_data_dependences): Uncomment.
4839 (tree_check_data_deps): New.
4840 * tree-data-ref.h: Include omega.h.
4841 (DR_ACCESS_FNS_ADDR): Removed.
4842 (data_dependence_relation): Add inner_loop.
4843 (DDR_INNER_LOOP): New.
4844 * common.opt (fcheck-data-deps): New.
4845 * tree-flow.h (tree_check_data_deps): Declare.
4846 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4847 (OBJS-common): Depend on omega.o.
4849 * passes.c (pass_check_data_deps): Scheduled.
4850 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4851 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4852 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4853 PARAM_VECT_MAX_VERSION_CHECKS,
4854 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4856 2007-03-09 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/30904
4860 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4861 the same way as *_DIV_EXPR.
4863 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4865 * recog.c (decode_asm_operands): No mixed declarations and code.
4867 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4869 * rtl.def (ASM_INPUT): Add location.
4870 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4871 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4872 (decode_asm_operands): Add loc operand.
4873 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4874 * stmt.c (expand_asm): Rename to...
4875 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4876 gen_rtx_ASM_INPUT_loc.
4877 (expand_asm_expr): Adjust.
4878 * recog.c (decode_asm_operands): Add loc operand.
4879 (check_asm_operands, extract_insn): Adjust.
4880 * reload1.c (maybe_fix_stack_asms): Likewise.
4881 * final.c (asm_insn_count): Likewise.
4882 (final_scan_insn): Output # line before and after asm.
4884 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4886 * tree-ssa-structalias.c (variable_info): Remove
4888 (new_var_info): Ditto.
4889 (shared_bitmap_info_t): New structure.
4890 (shared_bitmap_table): New variable.
4891 (shared_bitmap_hash): New function.
4892 (shared_bitmap_eq): Ditto
4893 (shared_bitmap_lookup): Ditto.
4894 (shared_bitmap_add): Ditto.
4895 (merge_smts_into): Change to take bitmap directly.
4896 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4897 (init_alias_vars): Init shared bitmap hashtable.
4898 (delete_points_to_sets): Delete shared bitmap hashtable.
4899 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4900 is_aliased removal as a change that was still necessary was
4903 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.h (override_options): Conditionally disable
4906 x86_sahf for 64bit targets only.
4908 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4911 * c-decl.c (merge_decls): Don't call make_var_volatile.
4912 * varasm.c (make_var_volatile): Remove.
4913 * output.h (make_var_volatile): Remove.
4915 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4917 PR tree-optimization/31085
4918 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4920 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4922 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4923 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4924 ATTR_CONST_NOTHROW_LIST.
4926 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4929 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4931 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4933 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4936 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4938 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4939 passed, use shared libgcc.
4941 2007-03-08 Roger Sayle <roger@eyesopen.com>
4943 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4944 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4945 (honor_protect_cleanup_actions, lower_try_finally_switch):
4947 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4948 ifc_temp_var): Likewise.
4949 * tree-inline.c (setup_one_parameter): Likewise.
4950 * tree-mudflap.c (mf_decl_cache_locals,
4951 mf_build_check_statement_for): Likewise.
4952 * tree-nested.c (init_tmp_var, save_tmp_var,
4953 finalize_nesting_tree_1): Likewise.
4954 * tree-outof-ssa.c (insert_copy_on_edge,
4955 insert_backedge_copies): Likewise.
4956 * tree-profile.c (tree_gen_edge_profiler,
4957 tree_gen_ic_profiler): Likewise.
4958 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4959 * tree-sra.c (sra_build_assignment): Likewise.
4960 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4961 * tree-ssa-math-opts.c (insert_reciprocals,
4962 execute_cse_sincos_1): Likewise.
4963 * tree-tailcall.c (adjust_accumulator_values,
4964 adjust_return_value): Likewise.
4965 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4966 * tree-vect-transform.c (vect_create_data_ref_ptr,
4967 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4968 vect_create_epilog_for_reduction, vectorizable_reduction,
4969 vectorizable_call, vectorizable_conversion,
4970 vectorizable_assignment, vectorizable_operation,
4971 vectorizable_type_demotion, vect_gen_widened_results_half,
4972 vect_permute_store_chain, vectorizable_store,
4973 vect_setup_realignment, vect_permute_load_chain,
4974 vectorizable_load, vectorizable_condition,
4975 vect_create_cond_for_align_checks): Likewise.
4976 * tree-vrp.c (build_assert_expr_for): Likewise.
4978 2007-03-08 Ian Lance Taylor <iant@google.com>
4980 * tree-vrp.c: Include "intl.h".
4981 (usable_range_p): New static function.
4982 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4983 overflowed values, juts set *strict_overflow_p.
4984 (compare_values): Only return -2 if one of the operands is not a
4986 (compare_ranges): Call usable_range_p.
4987 (compare_range_with_value): Likewise.
4988 (vrp_evaluate_conditional_warnv): Rename from
4989 vrp_evaluate_conditional. Make static. Change all callers.
4990 (vrp_evaluate_conditional): New function.
4991 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4993 (simplify_abs_using_ranges): Likewise.
4994 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4995 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4996 within_stmt parameter.
4997 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4998 vrp_evaluate_conditional.
4999 * tree-ssa-threadedge.c
5000 (record_temporary_equivalences_from_stmts_at_dest): Change
5001 simplify parameter to take a second tree parameter.
5002 (simplify_control_stmt_condition): Likewise.
5003 (thread_across_edge): Likewise.
5004 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5005 (thread_across_edge): Likewise.
5006 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5008 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5010 * config/i386/i386.h (TARGET_SAHF): New define.
5011 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5012 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5013 (x86_sahf): New global variable.
5014 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5015 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5016 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5017 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5019 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5020 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5021 when expanding fcomi/sahf based tests.
5022 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5023 expanding sahf based alternative. Emit sahf based sequence when
5024 optimizing for code size.
5025 * config/i386/i386.md (x86_sahf_1): Do not disable for
5026 TARGET_64BIT, enable for TARGET_SAHF.
5028 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5030 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5031 spurious whitespace from error message.
5033 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5036 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5038 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5040 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5042 * tree-sra.c (instantiate_element): Propagate disabled warnings
5043 from the element itself to the created variable.
5045 2007-03-07 Richard Henderson <rth@redhat.com>
5048 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5049 silently fix up the stack in the case of a missing register.
5051 2007-03-07 Paul Brook <paul@codesourcery.com>
5053 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5055 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5057 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5059 (phase1_vrs): Use them.
5060 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5061 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5062 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5063 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5064 __gnu_Unwind_Restore_WMMXC if required.
5065 (_Unwind_VRS_Pop): Implement iWMMXt support.
5066 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5067 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5068 gnu_Unwind_Save_WMMXC): Define.
5070 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5072 * config/vxworks.h (vxworks_override_options): Declare.
5073 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5074 * config/vxworks.c: Include target.h and toplev.h.
5075 (vxworks_override_options): New function.
5076 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5078 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5080 * config/s390/s390.c (override_options): Don't emit an error when
5081 -mstack-size is used without providing -mstack-guard.
5082 (s390_emit_prologue): Choose stack_guard value automatically if not
5083 provided via command line.
5084 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5086 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5088 * config/i386/i386.c (output_set_got): Add a GOT initialization
5089 sequence for VxWorks PIC.
5090 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5091 around labels as well as symbols. Use gotoff_operand instead
5092 of local_symbolic_operand.
5093 (legitimize_pic_address): Use gotoff_operand instead of
5094 local_symbolic_operand. Use @GOT accesses for labels as
5096 (ix86_output_addr_diff_elt): Use PC-relative rather than
5097 GP-relative offsets for VxWorks PIC.
5098 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5099 no_new_pseudos. Check whether the returned register is op0.
5100 * config/i386/i386.md (tablejump): Use PC-relative rather than
5101 GP-relative offsets for VxWorks PIC.
5102 * config/i386/predicates.md (gotoff_operand): New predicate.
5104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5106 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5108 * config/vxworks-dummy.h: New file.
5109 * config/i386/i386.h: Include it.
5111 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5113 * dwarf2out.c (is_inlined_entry_point): New
5114 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5115 DW_AT_ranges if the first subblock is the entry point.
5117 2007-03-06 David Daney <ddaney@avtrex.com>
5119 * doc/install.texi (mips-*-*): Change recommended binutils
5122 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5124 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5125 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5127 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5128 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5130 2007-03-06 Jan Hubicka <jh@suse.cz>
5132 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5133 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5135 (probably_cold_bb_p): Cold functions are cold.
5136 (probably_never_executed_bb_p): Cold functions are cold.
5137 (tree_bb_level_predictions): Predict calls to cold functions as not
5139 (compute_function_frequency): Check hot/cold attributes.
5140 * function.h (function_frequency): Update comments.
5141 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5142 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5143 (c_common_att): Add cold and hot.
5145 * doc/extend.texi (hot,cold attributes): Document.
5147 2007-03-06 Andrew Haley <aph@redhat.com>
5149 * function.c (expand_function_end): Move blockage to just after we
5150 emit the label for the naked return from the function.
5152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5154 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5157 2007-03-06 Jan Hubicka <jh@suse.cz>
5159 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5160 loaded for constant large models. Non-large 64bit PIC can do.
5161 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5162 * cmodel.h: Add LARGE PIC.
5163 * i386.md (UNSPEC_PLTOFF): New.
5164 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5166 (*call_1_rex64): Disable for large models.
5167 (*call_1_rex64_large): New.
5168 (*call_value_1_rex64): Disable for large models.
5169 (*call_value_1_rex64_large): New.
5170 (set_rip_rex4): New.
5171 (set_got_offset_rex64): New.
5172 * predicates.md (constant_call_address_operand): For large model
5173 constant calls are not possible.
5174 * i386-protos.h (construct_plt_address): Declare.
5175 * i386.c (override_options): Accept large models.
5176 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5177 (legitimate_constant_p): Add new UNSPECs.
5178 (legitimate_pic_operand_p): Likewise.
5179 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5180 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5182 (output_pic_addr_const): Add PLTOFF.
5183 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5184 (ix86_expand_move): Legitimize pic address when in PIC mode.
5185 (construct_plt_address): New function.
5186 (ix86_expand_call): Offload the address to register and use GOT pointer
5188 * invoke.texi (mcmodel=large): Update documentation.
5190 2007-03-06 Richard Henderson <rth@redhat.com>
5192 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5193 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5194 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5195 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5196 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5197 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5198 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5199 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5200 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5201 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5202 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5203 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5204 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5205 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5206 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5207 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5208 x86_schedule, x86_use_bt, x86_pad_returns,
5209 x86_use_xchgb): Merge into ...
5210 (ix86_tune_features): ... here. New array.
5211 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5212 x86_bswap): Merge into ...
5213 (ix86_arch_features): ... here. New array.
5214 (x86_3dnow_a): Remove.
5215 (x86_accumulate_outgoing_args): Make static.
5216 (x86_arch_always_fancy_math_387): Make static.
5217 (ix86_tune_mask, ix86_arch_mask): Move ...
5218 (override_options): ... to local variables here. Apply the
5219 appropriate mask to each element of ix86_arch_features and
5220 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5221 as were done in the old macros.
5222 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5223 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5224 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5225 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5226 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5227 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5228 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5229 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5230 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5231 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5232 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5233 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5234 x86_accumulate_outgoing_args, x86_prologue_using_move,
5235 x86_epilogue_using_move, x86_decompose_lea,
5236 x86_arch_always_fancy_math_387, x86_shift1,
5237 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5238 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5239 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5240 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5241 x86_use_incdec, x86_pad_returns, x86_bswap,
5242 x86_partial_flag_reg_stall): Remove.
5243 (enum ix86_tune_indices): New.
5244 (ix86_tune_features): New.
5245 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5246 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5247 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5248 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5249 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5250 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5251 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5252 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5253 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5254 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5255 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5256 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5257 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5258 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5259 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5260 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5261 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5262 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5263 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5264 TARGET_EXT_80387_CONSTANTS): Use it.
5265 (enum ix86_arch_indices): New.
5266 (ix86_arch_features): New.
5267 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5268 TARGET_BSWAP): Use it.
5269 (ix86_tune_mask, ix86_arch_mask): Remove.
5271 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5274 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5275 Define using $${sysroot_headers_suffix}.
5276 * configure: Regenerate.
5277 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5278 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5280 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5281 * gcc.c (print_sysroot_headers_suffix): New.
5282 (option_map): Include --print-sysroot-headers-suffix.
5283 (display_help): Mention -print-sysroot-headers-suffix.
5284 (process_command): Handle -print-sysroot-headers-suffix.
5285 (do_spec_1): Append multilib directory to include-fixed path if
5286 sysroot suffixes in use.
5287 (main): Handle -print-sysroot-headers-suffix.
5288 * Makefile.in (start.encap): Don't depend on xlimits.h
5289 (xlimits.h): Remove.
5290 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5291 limits.h for each multilib in fixinc_list.
5292 (fixinc_list, s-fixinc_list): New.
5293 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5294 generate them for each multilib in fixinc_list.
5295 (stmp-fixproto): Use include-fixed. Run fixproto for each
5296 multilib in fixinc_list.
5297 (mostlyclean): Don't remove xlimits.h.
5298 (clean): Remove include-fixed.
5299 (real-install-headers-tar, real-install-headers-cpio,
5300 real-install-headers-cp): Don't copy include, only include-fixed.
5301 (install-mkheaders): Depend on fixinc_list. Don't depend on
5302 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5303 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5304 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5306 2007-03-06 Jan Hubicka <jh@suse.cz>
5308 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5313 * configure.ac: Allow tm_file to contain build-directory files.
5314 * configure: Regenerate.
5315 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5316 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5317 * config/m68k/print-sysroot-suffix.sh: New file.
5319 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5321 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5322 of pic_offset_table_rtx if reload_completed.
5323 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5324 PIC_OFFSET_TABLE_REGNUM.
5325 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5327 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5328 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5330 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5332 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5333 functions that call eh_return.
5335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5337 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5338 functions that need a constant pool.
5340 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5343 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5344 (m68k_preferred_reload_class): Likewise.
5345 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5346 (SECONDARY_RELOAD_CLASS): Define.
5347 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5348 (LIMIT_RELOAD_CLASS): Delete.
5349 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5350 registers from storing bytes.
5351 (m68k_secondary_reload_class): New function.
5352 (m68k_preferred_reload_class): Likewise.
5354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5356 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5358 (m68k_expand_prologue): Likewise.
5360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5362 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5363 (mips_expand_epilogue): Add a bool parameter.
5364 (m68k_legitimize_sibcall_address): Declare.
5365 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5366 (m68k_expand_epilogue): Add a parameter to select between sibling
5367 and normal epilogues. Only generate a return for the latter.
5368 (m68k_ok_for_sibcall_p): New function.
5369 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5370 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5371 (sibcall_value, *sibcall_value): Likewise.
5372 (*call, *call_value): Require !SIBLING_CALL_P.
5373 (epilogue): Update call to m68k_expand_epilogue.
5374 (sibcall_epilogue): New pattern.
5375 * config/m68k/predicates.md (const_call_operand): Say that this
5376 predicate applies to sibling calls too.
5377 (sibcall_operand): New predicate.
5379 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5381 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5382 alternatives as movsi_cf.
5383 (movsf_cf_hard): Add commentary.
5385 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5386 Richard Sandiford <richard@codesourcery.com>
5388 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5389 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5390 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5391 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5392 as being live on exit from an interrupt function.
5393 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5394 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5395 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5396 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5397 (m68k_interrupt_function_p): Globalize.
5398 (m68k_compute_frame_layout): Remove reverse mask code.
5399 (m68k_emit_movem, m68k_set_frame_related): New functions.
5400 (m68k_output_function_prologue): Delete in favor of...
5401 (m68k_expand_prologue): ...this new function.
5402 (m68k_output_function_epilogue): Delete in favor of...
5403 (m68k_expand_epilogue): ...this new function.
5404 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5406 (print_operand): Handle %?.
5407 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5408 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5409 (prologue, epilogue): New patterns.
5410 (return): Turn into a define_expand.
5411 (*return): New pattern, derived from old "return" pattern. Use rte
5412 rather than rts for interrupt functions. Only use rtd if the pop
5414 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5415 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5416 (link, *link, unlink, *unlink, load_got): Likewise.
5418 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5422 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5423 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5424 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5425 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5426 and m68k_matches_u_p.
5427 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5428 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5429 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5430 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5431 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5432 (REG_STRICT_P): New macro.
5433 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5434 PCREL_GENERAL_OPERAND_OK.
5435 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5436 m68k_legitimate_base_reg_p.
5437 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5438 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5439 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5440 * config/m68k/m68k.c (m68k_address): New structure.
5441 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5442 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5443 (m68k_jump_table_ref_p, m68k_decompose_address)
5444 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5445 (m68k_matches_u_p): New functions.
5446 (print_operand_address): Rewrite to use m68k_decompose_index.
5448 2007-03-05 David Taylor <dtaylor@emc.com>
5450 * gcc.c: Correct copyright date in --version output.
5452 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5454 * pa.md: In unamed move patterns, disparge copies between general
5455 and floating point registers using '?' modifier. Don't include 'f'
5456 constraint for register preferences in DImode, SImode, HImode and
5457 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5458 Remove constraints for copies between general and floating registers
5459 in soft-float DFmode pattern.
5460 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5464 2007-03-05 Mike Stump <mrs@apple.com>
5466 * c-common.c (targetcm): Add.
5467 * c-opts.c (c_common_handle_option): Handle language specific
5469 * opts.c (handle_option): Verify language for target options, if
5471 * opth-gen.awk: Add CL_LANG_ALL.
5472 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5473 (TARGETCM_INITIALIZER): Add.
5474 * target.h (struct gcc_targetcm): Add.
5476 * targhooks.c (default_handle_c_option): Add.
5477 * targhooks.h (default_handle_c_option): Add.
5478 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5480 * config/darwin.opt (iframework): Add.
5481 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5482 * config/darwin-c.c (handle_c_option): Add.
5483 (TARGET_HANDLE_C_OPTION): Add.
5485 * doc/invoke.texi (Darwin Options): Add -iframework.
5487 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5492 2007-03-05 Ian Lance Taylor <iant@google.com>
5494 * c.opt (fgnu89-inline): New option.
5495 * c-opts.c (c_common_post_options): Set default value for
5497 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5498 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5500 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5501 (grokdeclarator, start_function): Likewise.
5502 * c-cppbuiltin.c (c_cpp_builtins): Define either
5503 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5504 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5505 (C Dialect Options): Document -fgnu89-inline.
5506 * doc/extend.texi (Function Attributes): Explain what the
5507 gnu_inline attribute does.
5508 * doc/cpp.texi (Common Predefined Macros): Document
5509 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5511 2007-03-05 Ian Lance Taylor <iant@google.com>
5513 PR tree-optimization/31034
5514 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5515 half-range if the other side is an overflow infinity.
5517 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5519 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5520 (bfin*-linux-uclibc*): New configuration.
5521 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5523 * config/bfin/linux.h: New file.
5524 * config/bfin/libgcc-bfin.ver: New file.
5525 * config/bfin/t-bfin-uclinux: New file.
5526 * config/bfin/t-bfin-linux: New file.
5527 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5528 (TARGET_OS_CPP_BUILTINS): New macro.
5530 2007-03-05 Richard Guenther <rguenther@suse.de>
5532 * fold-const.c (fold_binary): Remove duplicate folding
5533 of comparison of non-null ADDR_EXPR against null.
5535 2007-03-05 Richard Guenther <rguenther@suse.de>
5536 Dorit Nuzman <dorit@il.ibm.com>
5538 PR tree-optimization/26420
5539 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5540 are no loops in the function. Only print the number of
5541 vectorized loops if it is greater than zero or we are supposed
5542 to print information about unvectorized loops.
5544 2007-03-05 Revital Eres <eres@il.ibm.com>
5546 * gcc.dg/var-expand1.c: New test.
5547 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5548 when an accumulator is expanded.
5550 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5553 * c-common.c (convert_and_check): Don't give warnings for
5554 conversion if 'expr' already overflowed.
5556 2007-03-04 Roger Sayle <roger@eyesopen.com>
5559 * fold-const.c (fold_comparison): Enforce type consistency when
5560 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5562 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5564 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5565 containing a cast to the base of TARGET_MEM_REF.
5567 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5569 * tree.c (tree_contains_struct_check_failed): Remove spurious
5570 whitespace from error message.
5572 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5575 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5576 instead of precision.
5578 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5579 Nathan Sidwell <nathan@codesourcery.com>
5581 * emit-rtl.c (find_auto_inc): New.
5582 (try_split): recreate REG_INC notes,
5583 Use regular for loops rather than whiles.
5585 2007-03-03 Andreas Schwab <schwab@suse.de>
5587 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5588 * configure: Regenerate.
5590 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5592 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5593 flag_rounding_math, not flag_unsafe_math_optimizations.
5595 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5597 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5598 alpha_fold_vector_minmax): Likewise.
5599 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5600 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5602 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5604 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5605 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5606 if the lhs has side-effects.
5607 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5609 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5611 * config/i386/i386.h (TUNEMASK): Remove define.
5612 (ARCHMASK): Remove define.
5613 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5614 Use ix86_arch_mask variable instead of ARCHMASK.
5615 * config/i386/i386.c (override_options): Ditto.
5616 (standard_80387_constant_p): Ditto.
5618 2007-03-02 Ian Lance Taylor <iant@google.com>
5620 Used signed infinities in VRP.
5621 * tree-vrp.c (uses_overflow_infinity): New static function.
5622 (supports_overflow_infinity): New static function.
5623 (make_overflow_infinity): New static function.
5624 (negative_overflow_infinity): New static function.
5625 (positive_overflow_infinity): New static function.
5626 (is_negative_overflow_infinity): New static function.
5627 (is_positive_overflow_infinity): New static function.
5628 (is_overflow_infinity): New static function.
5629 (overflow_infinity_range_p): New static function.
5630 (compare_values_warnv): New function split out of compare_values.
5631 (compare_value): Call it.
5632 (set_value_range_to_nonnegative): Add overflow_infinity
5633 parameter. Change caller.
5634 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5636 (vrp_expr_computes_nonzero): Likewise.
5637 (compare_ranges, compare_range_with_value): Likewise.
5638 (compare_name_with_value, compare_names): Likewise.
5639 (vrp_evaluate_conditional): Likewise.
5640 (set_value_range): Handle infinity
5641 (vrp_operand_equal_p, operand_less_p): Likewise.
5642 (extract_range_from_assert): Likewise.
5643 (vrp_int_const_binop): Likewise.
5644 (extract_range_from_binary_expr): Likewise.
5645 (extract_range_from_unary_expr): Likewise.
5646 (extract_range_from_comparison): Likewise.
5647 (extract_range_from_expr): Likewise.
5648 (dump_value_range): Likewise.
5649 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5650 (test_for_singularity): Likewise.
5651 (vrp_int_const_binop): Remove inline qualifier.
5652 (adjust_range_with_scev): Add comment.
5653 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5655 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5657 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5658 (get_constraint_for): Likewise.
5659 (do_structure_copy): Likewise.
5660 (find_func_aliases): Fix references to MODIFY_EXPR.
5661 (intra_create_variable_infos): Tidy.
5662 * tree-ssa-operands.c (add_virtual_operand): Add argument
5664 When adding members of alias sets, if IS_CALL_SITE is true and
5665 the symbol is not call-clobbered, skip it.
5668 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5670 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5671 entry by means of emit_insn_at_entry.
5673 2007-03-02 Richard Henderson <rth@redhat.com>
5675 * expr.h (promoted_input_arg): Remove decl.
5676 * function.c (promoted_input_arg): Merge into ...
5677 * combine.c (setup_incoming_promotions): ... only caller.
5678 Rearrange to avoid double loop.
5680 2007-03-02 Ben Elliston <bje@au.ibm.com>
5681 Peter Bergner <bergner@vnet.ibm.com>
5682 Janis Johnson <janis187@us.ibm.com>
5684 * config/rs6000/dfp.md: New file.
5685 * config/rs6000/rs6000.md: Include dfp.md.
5686 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5687 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5688 and TDmode decimal float modes in FP registers.
5689 (num_insns_constant): Likewise.
5690 (rs6000_legitimate_offset_address_p): Likewise.
5691 (rs6000_legitimize_address): Likewise.
5692 (rs6000_legitimize_reload_address): Likewise.
5693 (rs6000_legitimate_address): Likewise.
5694 (rs6000_emit_move): Likewise.
5695 (function_arg_boundary): Likewise.
5696 (function_arg_advance): Likewise.
5697 (rs6000_darwin64_record_arg_recurse): Likewise.
5698 (function_arg): Likewise.
5699 (rs6000_gimplify_va_arg): Likewise.
5700 (rs6000_split_multireg_move): Likewise.
5701 (rs6000_output_function_epilogue): Likewise.
5702 (rs6000_output_function_epilogue): Likewise.
5703 (rs6000_register_move_cost): Likewise.
5704 (rs6000_function_value): Likewise.
5705 (rs6000_libcall_value): Likewise.
5707 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5709 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5711 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5713 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5714 Use $MULTIDIR to choose between the kernel and RTP headers,
5715 and use $WIND_BASE and $WIND_USR to locate them.
5717 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/i386.c (override_options): Put initialization of
5720 ix86_tune_mask and ix86_arch_mask to the correct place.
5722 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5723 Michael Meissner <michael.meissner@amd.com>
5726 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5728 (TARGET_CMOVE): Use ARCHMASK.
5729 (TARGET_CMPXCHG): Ditto.
5730 (TARGET_CMPXCHG8B): Ditto.
5731 (TARGET_XADD): Ditto.
5732 (TARGET_BSWAP): Ditto.
5733 * config/i386/i386.c (ix86_tune_mask): New global variable.
5734 (ix86_arch_mask): Ditto.
5735 (override_options): Initialize ix86_tune_mask and
5736 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5739 2007-03-02 Ben Elliston <bje@au.ibm.com>
5742 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5744 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5746 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5747 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5748 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5749 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5751 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5752 rs6000_init_dwarf_reg_sizes_extra): New.
5753 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5754 SPE register high parts.
5756 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5758 * Makefile.in: Add install-pdf target as
5759 copied from automake v1.10 rules.
5760 * configure.ac: Add install-pdf to target list.
5761 * configure: Regenerate.
5763 2007-03-01 Paul Brook <paul@codesourcery.com>
5765 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5766 modes to LDRD for DImode.
5767 (output_move_double): Fixup out of range ldrd/strd.
5768 (vfp_secondary_reload_class): Rename...
5769 (coproc_secondary_reload_class): ... to this. Add wb argument.
5770 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5771 coproc_secondary_reload_class for CLASS_IWMMXT.
5772 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5773 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5775 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5777 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5778 factor by the estimated number of iterations.
5779 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5782 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5783 decode_caches_intel, detect_caches_intel): New functions.
5784 (host_detect_local_cpu): Use detect_caches_amd and
5785 detect_caches_intel.
5787 2007-03-01 Richard Henderson <rth@redhat.com>
5789 * expr.c (emit_move_complex_push): Export.
5790 (emit_move_complex_parts): Split out from ...
5791 (emit_move_complex): ... here.
5792 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5793 * config/i386/i386.md (movcdi): New.
5795 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5798 size of mode1 to check for tieable modes in MMX case.
5800 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5802 * Makefile.in (rtlanal.o): Depend on tree.h.
5803 * rtl.h (offset_within_section_p, split_const): Declare.
5804 * rtlanal.c: Include tree.h.
5805 (offset_within_block_p): New function, taken from
5806 mips_offset_within_object_p.
5807 (split_const): New function, taken from mips_split_const.
5808 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5810 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5811 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5812 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5813 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5814 (m68k_illegitimate_symbolic_constant_p): New function.
5815 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5816 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5817 symbolic constant that might be outside the symbol's section,
5818 move the symbol first and then add the offset.
5819 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5821 * config/mips/mips.c (mips_split_const): Delete.
5822 (mips_offset_within_object_p): Delete.
5823 (mips_symbolic_constant_p): Use offset_within_section_p and
5824 split_const instead of mips_offset_within_object_p and
5826 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5827 (mips_legitimize_const_move, print_operand_reloc)
5828 (mips_dangerous_for_la25_p): Use split_const instead of
5831 2007-02-28 Eric Christopher <echristo@apple.com>
5833 * Makefile.in (install-include-dir): Don't rm -rf include.
5835 2007-02-28 Richard Guenther <rguenther@suse.de>
5838 * fold-const.c (fold_binary): Do not associate expressions
5839 with more than one variable for integer types that do not wrap.
5841 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5843 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5844 Delete, and replace with...
5845 (fold_builtin_call_array): This. Update callers to use it.
5846 * fold-const.c (fold_build_call_list): Delete, and replace with...
5847 (fold_build_call_array): This.
5848 (fold_build_call_list_initializer): Delete, and replace with...
5849 (fold_build_call_array_initializer): This.
5850 * tree.h: Update declarations to reflect above changes.
5852 * c-typeck.c (build_function_call): Store converted arguments
5853 in a stack-allocated array instead of building a list.
5854 (convert_arguments): Store arguments in the array passed in as an
5855 argument, and return the actual number of arguments.
5856 * c-format.c: (check_function_format): Pass arguments in an
5857 array instead of a list.
5858 * c-common.c (check_function_nonnull): Likewise.
5859 (check_function_sentinel): Likewise.
5860 (check_function_arguments): Likewise.
5861 * c-common.h: Update declarations to reflect above changes.
5863 2007-02-28 Jan Hubicka <jh@suse.cz>
5865 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5866 PRED_NEGATIVE_RETURN): Update outcomes.
5868 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5870 * calls.c (emit_library_call_value_1): Handle partial registers
5871 correctly when building up CALL_INSN_FUNCTION_USAGE.
5873 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5875 * pa/predicates.md (move_src_operand): Allow zero for mode.
5876 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5879 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5883 *movv2df_internal): Enable pattern only for valid operand
5885 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5886 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5888 2007-02-27 Mike Stump <mrs@apple.com>
5890 * config/darwin-crt3.c: Avoid compilation when compiling for a
5893 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5895 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5897 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5898 for fixed headers and limits.h.
5899 (install-include-dir, install-headers-tar, install-headers-cpio,
5900 install-headers-cp, real-install-headers-tar,
5901 real-install-headers-cpio, real-install-headers-cp): Handle
5902 include-fixed as well as include.
5903 (install-mkheaders): Don't install files that go only in include
5905 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5906 from GCC_INCLUDE_DIR.
5907 * gcc.c (process_command): Remove special -BstageN/ handling.
5908 (do_spec_1): Add include-fixed directories.
5910 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5912 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5914 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5916 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5919 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5921 * c-common.c (get_priority): Add check for
5922 SUPPORTS_INIT_PRIORITY.
5924 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5926 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5928 * config/bfin/bfin.c: Include "cfglayout.h".
5929 (MAX_LSETUP_DISTANCE): New macro.
5930 (struct loop_info): New members incoming, incoming_src and
5931 incoming_dest. Delete member predecessor.
5932 (length_for_loop): New function.
5933 (bfin_optimize_loop): Handle more different loop structures.
5934 (bfin_discover_loop): Rework detection of predecessor blocks by
5935 examining incoming edges.
5936 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5938 (bfin_reorder_loops): New function.
5939 (bfin_reorg_loops): Use these three new functions.
5941 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5942 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5943 (CONSTRAINT_LEN): Add entry for 'q'.
5944 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5945 Add 'q' constraints.
5946 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5947 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5949 * config/bfin/bfin.md (add_with_carry): New pattern.
5950 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5951 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5952 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5953 support unsigned multiplies too. Removed incorrect commutativity from
5954 operand 1 constraint where appropriate.
5955 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5957 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5958 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5960 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5961 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5962 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5963 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5964 usmulhisi_hh_huh): New patterns.
5966 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5967 lshifthi3): Fix output template to use half reg for operand 2.
5969 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5972 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5974 2007-02-27 Andreas Schwab <schwab@suse.de>
5976 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5978 2007-02-27 Jan Hubicka <jh@suse.cz>
5980 * predict.c (last_basic_block_p): Remove.
5981 (tree_estimate_probability): Update return heuristic for commonized
5984 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5986 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5988 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5990 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5991 * doc/cpp.texi: Standardize title page.
5992 * doc/cppinternals.texi: Likewise.
5993 * doc/gcc.texi: Standardize title page, remove version number
5994 from copyright page.
5995 * doc/gccint.texi: Likewise.
5996 * doc/install.texi: Standardize title page, add table of
5999 2007-02-26 Jan Hubicka <jh@suse.cz>
6001 * predict.def: Set outcomes according to more recent results.
6002 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6003 Remove dead predictors.
6004 * predict.c (return_prediction): Fix pasto.
6006 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6008 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6009 change; avoid a memory leak when returning early.
6011 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6013 * c-decl.c (static_ctors): Move to c-common.c.
6014 (static_dtors): Likewise.
6015 (finish_function): Use c_record_cdtor_fn.
6016 (build_cdtor): Move to c-common.c.
6017 (c_write_global_declarations): Use c_build_cdtor_fns.
6018 * c-common.h (static_ctors): Declare.
6019 (static_dtors): Likewise.
6020 (c_record_cdtor_fn): Likewise.
6021 (c_build_cdtor_fns): Likewise.
6022 * c-common.c (static_ctors): New variable.
6023 (static_dtors): Likewise.
6024 (c_record_cdtor_fn): New function.
6025 (build_cdtor): Move from c-decl.c
6026 (c_build_cdtor_fns): New function.
6028 * output.h (assemble_addr_to_section): Declare.
6029 (get_cdtor_priority_section): Likewise.
6030 * varasm.c (assemble_addr_to_section): New function.
6031 (get_cdtor_priority_section): Likewise.
6032 (default_named_section_asm_out_destructor): Use them.
6033 (destor_dtor_section_asm_out_destructor): Likewise.
6034 (default_named_section_asm_out_constructor): Likewise.
6035 (default_ctor_section_asm_out_constructor): Likewise.
6036 * config.gcc (*-*-vxworks*): Include vxworks.o.
6037 * config/t-vxworks (vxworks.o): New target.
6038 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6039 (TARGET_ASM_CONSTRUCTOR): Define.
6040 (TARGET_ASM_DESTRUCTOR): Likewise.
6041 (vxworks_asm_out_constructor): Declare.
6042 (vxworks_asm_out_destructor): Likewise.
6044 * c-common.c (get_priority): Check that we have not just an
6045 INTEGER_CST, but an integer constant with integeral type.
6047 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6049 PR tree-optimization/30938
6050 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6051 use &dt[nargs-1] instead of &dt[nargs] in the call to
6052 vect_is_simple_use().
6054 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6056 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6057 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6058 Do not attempt to handle MEM inside auto-inc expressions.
6059 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6060 of a register modified by an auto-inc expression. However, do handle
6061 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6062 (elimination_effects): Prohibit elimination of a register modified
6063 by an auto-inc expression. Disable register elimination rules whose
6064 target register is modified by an auto-inc expression with variable
6067 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6069 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6071 (array_at_struct_end_p): New function.
6072 (idx_infer_loop_bounds): Use it.
6073 (estimate_numbers_of_iterations_loop): Export.
6074 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6075 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6076 (tree_estimate_probability): Call record_loop_exits.
6077 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6078 (estimated_loop_iterations, estimated_loop_iterations_int,
6079 estimated_loop_iterations_tree): New functions.
6080 (analyze_siv_subscript_cst_affine,
6081 compute_overlap_steps_for_affine_1_2,
6082 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6083 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6084 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6085 (PRED_LOOP_ITERATIONS_GUESSED): New.
6086 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6087 * cfgloop.h (estimate_numbers_of_iterations_loop,
6088 estimated_loop_iterations_int): Declare.
6090 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6092 * doc/extend.texi: Document optional priority argument to
6093 constructors and destructors.
6094 * tree.c (init_priority_for_decl): Adjust GTY markers.
6095 (init_ttree): Use priority-info hash functions for
6096 init_priority_for_decl.
6097 (tree_map_eq): Rename to ...
6098 (tree_map_base_eq): ... this.
6099 (tree_map_marked_p): Rename to ...
6100 (tree_map_base_marked_p): ... this.
6101 (tree_map_base_hash): New function.
6102 (decl_init_priority_lookup): Rework.
6103 (decl_fini_priority_lookup): New function.
6104 (decl_priority_info): New function.
6105 (decl_init_priority_insert): Use it.
6106 (decl_fini_priority_insert): Likewise.
6107 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6109 (decl_restrict_base_insert): Likewise.
6110 (decl_debug_expr_insert): Likewise.
6111 (decl_value_expr_lookup): Likewise.
6112 (decl_value_expr_insert): Likewise.
6113 * tree.h (priority_type): New type.
6114 (decl_init_priority_lookup): Use priority_type.
6115 (decl_fini_priority_lookup): New function.
6116 (decl_init_priority_insert): Use priority_type.
6117 (decl_fini_priority_insert): New function.
6118 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6119 (DECL_INIT_PRIORITY): Likewise.
6120 (SET_DECL_INIT_PRIORITY): Add comment.
6121 (DECL_FINI_PRIORITY): New macro.
6122 (SET_DECL_FINI_PRIORITY): Likewise.
6123 (DEFAULT_INIT_PRIORITY): Document.
6124 (MAX_INIT_PRIORITY): Likewise.
6125 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6126 (tree_map_base): New type.
6127 (tree_map_base_eq): New function.
6128 (tree_map_base_hash): Likewise.
6129 (tree_map_base_marked_p): Likewise.
6130 (tree_map): Inherit from tree_map_base.
6131 (tree_map_eq): Make it a macro.
6132 (tree_map_marked_p): Likewise.
6133 (tree_int_map): Inherit from tree_map_base.
6134 (tree_int_map_eq): Make it a macro.
6135 (tree_int_map_hash): Likewise.
6136 (tree_int_map_marked_p): Likewise.
6137 (tree_priority_map): New type.
6138 (tree_priority_map_eq): New macro.
6139 (tree_priority_map_hash): Likewise.
6140 (tree_priority_map_marked_p): Likewise.
6141 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6143 (emutls_common_1): Likewise.
6144 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6145 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6146 of tree_map hierarchy.
6147 * tree-cfg.c (move_stmt_r): Likewise.
6148 (new_label_mapper): Likewise.
6149 * c-tree.h (c_expand_body): Move to ...
6150 * c-common.h (c_expand_body): ... here.
6151 * c-decl.c (c_expand_body): Move to ...
6152 * c-common.c (c_expand_body): ... here.
6153 (c_common_attribute_table): Allow 1 argument for the constructor
6154 and destructor attributes.
6155 (get_priority): New function.
6156 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6157 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6159 2007-02-24 Jan Hubicka <jh@suse.cz>
6162 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6164 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6165 Jan Hubicka <jh@suse.cz>
6168 * i386.c (counter_mode): New function.
6169 (expand_set_or_movmem_via_loop): Use it.
6170 (expand_movmem_epilogue): Likewise; fix pasto.
6171 (ix86_expand_movmem): Do emit guard even for constant counts.
6172 (ix86_expand_setmem): Likewise.
6174 2007-02-25 Nick Clifton <nickc@redhat.com>
6176 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6177 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6179 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6182 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6183 count argument with 0x10, not with 0x16.
6184 (expand_setmem_epilogue): Ditto.
6186 2007-02-24 Mike Stump <mrs@apple.com>
6188 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6191 2007-02-24 Richard Guenther <rguenther@suse.de>
6194 * fold-const.c (fold_binary): Fold x +- CST op x for
6195 EQ_EXPR and NE_EXPR.
6197 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6199 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6201 2007-02-24 Jan Hubicka <jh@suse.cz>
6203 * cgraphunit.c (decide_is_function_needed): Honor
6204 -fkeep-inline-functions.
6206 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208 * builtins.c (fold_builtin_modf): New.
6209 (fold_builtin_2): Use it.
6211 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6213 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6214 (determine_max_iter): Take additional LOOP arg; all callers changed.
6215 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6216 one using simplifications.
6217 (simplify_using_initial_values): Return if the expression becomes
6218 invalid due to altered regs.
6220 2007-02-23 DJ Delorie <dj@redhat.com>
6222 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6224 2007-02-23 Mike Stump <mrs@apple.com>
6226 * tlink.c (scan_linker_output): Parse linker messages from
6227 darwin9's linker better.
6229 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6232 * varpool.c (varpool_assemble_pending_decls): Set
6233 varpool_last_needed_node to null.
6235 2007-02-23 DJ Delorie <dj@redhat.com>
6237 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6238 alignment bigger than the object file can handle.
6240 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6244 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6245 (*movsf_1): Penalize MMX moves.
6247 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6249 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6250 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6252 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6254 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6256 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6257 (fold_builtin_1): Use them.
6258 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6259 BUILT_IN_SIGNIFICAND.
6261 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6263 * config/i386/i386.c (bdesc_1arg): Initialize
6264 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6265 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6266 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6267 and IX86_BUILTIN_MOVSLDUP.
6269 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6271 PR rtl-optimization/30841
6272 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6274 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6276 * builtins.c (fold_builtin_frexp): New.
6277 (fold_builtin_2): Use it.
6279 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6281 * doc/invoke.texi (Spec Files): Document getenv spec function.
6283 * gcc.c (getenv_spec_function): New function.
6284 (static_spec_functions): Add it.
6285 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6286 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6289 2007-02-22 Michael Matz <matz@suse.de
6292 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6293 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6295 2007-02-22 Ian Lance Taylor <iant@google.com>
6298 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6299 (mem_loc_descriptor): Call it.
6301 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6302 Ira Rosen <irar@il.ibm.com>
6304 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6306 2007-02-22 Ira Rosen <irar@il.ibm.com>
6308 PR tree-optimization/30843
6309 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6310 stores only after all the group is vectorized.
6312 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6314 PR tree-optimization/30858
6315 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6316 in the reduction cycle have a single use in the loop.
6317 * tree-vectorizer.h (relevant): Add documentation.
6319 2007-02-20 Mike Stump <mrs@apple.com>
6321 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6322 * configure: Regenerate.
6324 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6326 Change the defaults of some parameters and options.
6327 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6328 * config/spu/spu.c (spu_optimization_options): Add.
6329 (spu_override_options): Change params in spu_optimization_options.
6330 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6332 Register 127 is only 16 byte aligned when used as a frame pointer.
6333 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6334 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6335 HARD_FRAME_POINTER_REGNUM.
6336 (spu_legitimate_address): Use regno_aligned_for_reload.
6337 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6338 aligned when frame_pointer_needed is true.
6339 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6341 * config/spu/spu.h (INIT_EXPANDERS): Define.
6343 Make sure shift and rotate instructions have valid immediate operands.
6344 * config/spu/predicates.md (spu_shift_operand): Remove.
6345 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6346 * config/spu/constraints.md (W, O): Extend range.
6347 * config/spu/spu.md (umask, nmask): Define.
6348 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6349 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6350 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6351 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6352 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6353 (lshr<mode>3_reg): Fix rtl description.
6355 Make sure mulhisi immediate operands are valid.
6356 * config/spu/predicates.md (imm_K_operand): Add.
6357 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6359 Generate constants using fsmbi and andi.
6360 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6361 (print_operand, spu_split_immediate, classify_immediate,
6362 fsmbi_const_p): Handle IC_FSMBI2.
6364 Correctly handle a CONST_VECTOR containing symbols.
6365 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6366 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6367 (immediate_load_p): Allow symbols that use 2 instructions to create.
6368 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6369 with symbols when flag_pic is set.
6370 (const_vector_immediate_p): New.
6371 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6372 accept a CONST_VECTOR with symbols.
6373 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6374 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6376 * config/spu/spu.md (high, low): Delete.
6377 (low_<mode>): Define.
6379 Remove INTRmode and INTR_REGNUM, which didn't work.
6380 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6382 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6383 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6384 peephole2 pattern): Don't use INTR or 131.
6385 (movintrcc): Delete.
6386 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6387 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6388 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6389 (UNSPEC_SET_INTR): Add.
6390 * config/spu/spu-modes.def (INTR): Remove.
6392 More accurate warnings about run-time relocations.
6393 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6395 Correctly warn about immediate arguments to specific intrinsics.
6396 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6397 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6398 the instruction predicate.
6400 Fix tree check errors with latest update.
6401 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6403 (spu_expand_builtin): Use CALL_EXPR_FN.
6405 Add missing specific intrinsics.
6406 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6408 * config/spu/spu_internals.h: Ditto.
6410 Fix incorrect operand modifiers.
6411 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6412 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6414 Optimize one case of zero_extend of a vec_select.
6415 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6417 Accept any immediate for hbr.
6418 * config/spu/spu.md (hbr): Change s constraints to i.
6420 2007-02-21 Paul Brook <paul@codesourcery.com>
6422 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6423 condexec_count when skipping USE and CLOBBER.
6425 2007-02-21 Nick Clifton <nickc@redhat.com>
6427 * common.opt (Warray-bounds): Add Warning attribute.
6428 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6430 (fsized-zeroes): Add Optimization attribute.
6431 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6432 * c.opt (Wc++0x-compat): Add Warning attribute.
6434 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6437 * reload1.c (eliminate_regs_in_insn): In the single_set special
6438 case, attempt to re-recognize the insn before falling back to
6439 having reload fix it up.
6441 2007-02-20 Eric Christopher <echristo@gmail.com>
6443 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6444 Rewrite accordingly.
6445 (frv_read_iacc_argument): Ditto.
6446 (frv_expand_set_builtin): Take a call instead of arglist, update for
6448 (frv_expand_unop_builtin): Ditto.
6449 (frv_expand_binop_builtin): Ditto.
6450 (frv_expand_cut_builtin): Ditto.
6451 (frv_expand_binopimm_builtin): Ditto.
6452 (frv_expand_voidbinop_builtin): Ditto.
6453 (frv_expand_int_void2arg): Ditto.
6454 (frv_expand_prefetches): Ditto.
6455 (frv_expand_voidtriop_builtin): Ditto.
6456 (frv_expand_voidaccop_builtin): Ditto.
6457 (frv_expand_load_builtin): Ditto.
6458 (frv_expand_store_builtin): Ditto.
6459 (frv_expand_mdpackh_builtin): Ditto.
6460 (frv_expand_mclracc_builtin): Ditto.
6461 (frv_expand_mrdacc_builtin): Ditto.
6462 (frv_expand_mwtacc_builtin): Ditto.
6463 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6466 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6468 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6469 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6471 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6473 * configure: Regenerate.
6474 * config.in: Regenerate.
6475 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6476 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6477 masks to power6 and power6x and to POWERPC_MASKS.
6478 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6480 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6481 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6482 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6483 Access PROTOTYPE as variable, not mask.
6485 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6487 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6488 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6489 * combine.c (adjust_for_new_dest): Use it.
6490 * postreload.c (reload_combine): Likewise.
6492 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6494 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6495 notes on an insn with multiple sets, even if single_set returns
6496 non-NULL for that insn.
6498 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6500 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6503 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6505 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6506 if user didn't pass it.
6507 * config/i386/darwin.h (CC1_SPEC): Likewise.
6508 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6509 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6510 -mmacosx-version-min.
6512 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6513 Uros Bizjak <ubizjak@gmail.com>
6515 * optabs.h (enum optab_index): Add new OTI_scalb.
6516 (scalb_optab): Define corresponding macro.
6517 * optabs.c (init_optabs): Initialize scalb_optab.
6518 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6520 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6521 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6522 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6523 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6524 flag_unsafe_math_optimizations is set.
6526 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6527 to implement scalbf, scalb and scalbl built-ins as inline x87
6530 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6531 DJ Delorie <dj@redhat.com>
6534 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6535 (diagnostic_report_diagnostic): ... here, and turn them into real
6536 errors. If warnings are inhibited, no need to do anything.
6538 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6541 better code generation.
6543 2007-02-20 Ben Elliston <bje@au.ibm.com>
6545 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6547 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6549 * config/alpha/alpha.c, config/alpha/alpha.md,
6550 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6551 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6552 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6553 config/arm/lib1funcs.asm: Follow spelling conventions.
6555 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6556 config/fr30/fr30.md, config/i386/i386.h,
6557 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6558 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6559 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6560 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6561 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6562 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6563 config/sparc/sparc.c, config/sparc/sparc.h,
6564 config/sparc/sparc.md, config/spu/constraints.md,
6565 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6568 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6571 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6574 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6576 * doc/invoke.texi (-ftree-lrs): Remove.
6578 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6580 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6583 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6585 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6586 new CALL_EXPR_FN macro for retrieving the function
6587 declaration of the input expression.
6589 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6591 * c.opt (Waddress): New.
6592 * common.opt (Walways-true): Delete.
6593 (Wstring-literal-comparison): Delete.
6594 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6595 -Wstring-literal-comparison. Add -Waddress.
6597 (Walways-true): Delete.
6598 (Wstring-literal-comparison): Delete.
6599 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6600 consistently instead of -Walways-true in example.
6601 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6602 * c-typeck.c (parser_build_binary_op): Replace
6603 -Wstring-literal-comparison and -Walways-true with -Waddress.
6604 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6607 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6609 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6610 without DECL_STRUCT_FUNCTION initialized.
6612 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6614 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6615 due to calls to functions taking pointers as parameters.
6617 2007-02-19 Richard Henderson <rth@redhat.com>
6620 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6623 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6625 * config/s390/s390.c (s390_call_saved_register_used,
6626 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6627 accessed to the new scheme.
6629 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6631 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6632 (cris_print_index, cris_print_operand, cris_print_operand_address)
6633 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6634 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6635 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6637 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6638 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6639 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6640 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6641 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6642 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6643 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6644 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6645 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6646 (uminsi3, call, call_value): Ditto.
6647 (define_split: indir_to_reg_split, unnamed): Ditto.
6649 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6651 PR tree-optimization/30975
6652 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6655 2007-02-18 Eric Christopher <echristo@gmail.com>
6657 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6658 Remove use of arglist.
6659 (mips_expand_builtin): Remove use of arglist, pass in expr.
6660 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6661 (mips_expand_builtin_movtf): Ditto.
6662 (mips_expand_builtin_compare): Ditto.
6664 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6666 * tree-sra.c (sra_build_assignment): Replace assertion
6667 checking with a comment explaining why it can't be done.
6669 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6672 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6673 during CALL_EXPR representation conversion.
6674 * tree-ssa-propagate.c (set_rhs): Likewise.
6676 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6678 * tree-sra.c (sra_build_assignment): Disable assertion checking
6681 2007-02-18 Roger Sayle <roger@eyesopen.com>
6683 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6684 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6685 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6687 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6688 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6689 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6690 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6691 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6692 force_gimple_operand): Likewise.
6693 * ipa-cp.c (constant_val_insert): Likewise.
6694 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6695 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6696 perfect_nestify): Likewise.
6697 * langhooks.c (lhd_omp_assignment): Likewise.
6698 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6699 lower_copyprivate_clauses, lower_send_clauses,
6700 lower_send_shared_vars, expand_parallel_call,
6701 expand_omp_for_generic, expand_omp_for_static_nochunk,
6702 expand_omp_for_static_chunk, expand_omp_sections,
6703 lower_omp_single_copy, lower_omp_for_lastprivate,
6704 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6705 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6706 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6709 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6711 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6712 config/sh/sh.md: Follow spelling conventions.
6714 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6715 config/frv/predicates.md: Follow spelling conventions.
6717 * config/m68k/linux-unwind.h: Fix a comment typo.
6718 * target.h: Follow spelling conventions.
6720 2007-02-18 Roger Sayle <roger@eyesopen.com>
6722 PR rtl-optimization/28173
6723 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6724 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6725 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6726 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6727 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6729 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * builtins.c (fold_builtin_load_exponent): New.
6732 (fold_builtin_2): Use it.
6734 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6736 PR rtl-optimization/30773
6737 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6738 if we fail to attach a REG_EQUIV note.
6740 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6741 Roger Sayle <roger@eyesopen.com>
6743 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6745 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6747 * calls.c (initialize_argument_information): Pass original EXP
6748 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6749 code to split complex arguments here, as part of initializing the
6751 (expand_call): Remove code that builds a list of arguments and
6752 inserts implicit arguments into it. Instead, just count how many
6753 implicit arguments there will be so we can determine the size of
6754 the ARGS array, and let initialize_argument_information do the work.
6755 (split_complex_values): Delete unused function.
6757 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6759 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6761 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6763 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6764 for arg pointer based indexed addressing.
6766 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6768 * config/ia64/ia64.h, config/ia64/ia64.md,
6769 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6770 spelling conventions.
6772 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6774 * config/m68k/m68k.c (split_di): New.
6775 * config/m68k/m68k-protos.h: Declare split_di.
6776 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6777 Improve predicate handling and split constant shifts.
6779 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6781 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6782 parameter for register bitfield operations, general predicates
6785 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6787 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6788 * config/m68k/linux-unwind.h: New file.
6790 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6792 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6793 config/i386/athlon.md, config/ia64/ia64.md,
6794 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6795 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6796 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6797 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6798 tree-vect-transform.c: Fix comment typos.
6800 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6802 * sched-deps.c (find_insn_list): Remove.
6803 * sched-int.h: Remove the prototype for find_insn_list.
6805 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6807 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6809 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6810 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6811 darwin_rs6000_override_options.
6812 (C_COMMON_OVERRIDE_OPTIONS): Expect
6813 darwin_macosx_version_min to be non-NULL always.
6814 (TARGET_C99_FUNCTIONS): Likewise.
6815 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6816 (DARWIN_MINVERSION_SPEC): New.
6817 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6818 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6820 (DARWIN_MINVERSION_SPEC): New.
6821 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6823 * config/darwin-c.c (darwin_cpp_builtins): Expect
6824 darwin_macosx_version_min to be non-NULL always.
6826 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6828 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6830 * config/i386/i386.h (x86_use_xchgb): New.
6831 (TARGET_USE_XCHGB): New macro.
6832 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6833 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6834 Split after reload into bswaphi for shifts of 8.
6835 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6836 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6837 or when optimizing for size.
6839 2007-02-16 Richard Guenther <rguenther@suse.de>
6840 Christian Bruel <christian.bruel@st.com>
6842 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6843 DECLs but prefer SSA_NAMEs over DECLs.
6845 2007-02-16 Richard Guenther <rguenther@suse.de>
6847 * tree-flow-inline.h (single_imm_use_p): Remove.
6848 (zero_imm_uses_p): Likewise.
6849 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6850 instead of single_imm_use_p.
6851 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6854 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6857 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6858 nested double- and backquotes.
6860 2007-02-15 Roger Sayle <roger@eyesopen.com>
6863 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6864 should be unreachable.
6865 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6866 For the time being redirect GIMPLE_MODIFY_STMT to the new
6867 (renamed) build_gimple_modify_stmt_stat.
6868 (build2_gimple_stat): Rename to...
6869 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6870 Always build a GIMPLE_MODIFY_STMT node.
6871 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6872 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6875 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6876 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6877 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6878 expand_complex_div_wide): Likewise.
6879 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6880 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6881 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6882 * tree-ssa-loop-manip.c (create_iv): Likewise.
6883 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6884 abs_replacement): Likewise.
6885 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6886 realify_fake_stores): Likewise.
6888 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6889 node rather than a GIMPLE_MODIFY_STMT node.
6890 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6891 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6893 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6894 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6897 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6900 * fold-const.c (fold_comparison): Add back the
6901 folding of constant complex comparisions.
6903 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6906 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6907 effects unknown to this function, return early.
6909 2007-02-15 Ian Lance Taylor <iant@google.com>
6911 * lower-subreg.c (move_eh_region_note): New static function.
6912 (resolve_simple_move): Call it.
6913 (decompose_multiword_subregs): Track blocks for which we resolve a
6914 simple move which is also a control flow insn. Pass them to
6915 find_many_sub_basic_blocks.
6916 (pass_lower_subreg): Add TODO_verify_flow.
6917 (pass_lower_subreg2): Likewise.
6919 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6920 Brooks Moses <brooks.moses@codesourcery.com>
6921 Lee Millward <lee.millward@codesourcery.com>
6923 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6924 (VL_EXP_CLASS_P): New.
6925 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6927 (TREE_OPERAND_CHECK_CODE): Likewise.
6928 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6929 (TREE_RTL_OPERAND_CHECK): Likewise.
6930 (tree_operand_check_failed): Make second parameter the whole tree
6931 instead of its code. Fixed callers.
6932 (VL_EXP_CHECK): New.
6933 (TREE_OPERAND_LENGTH): New.
6934 (VL_EXP_OPERAND_LENGTH): New.
6935 (CALL_EXPR_FN): New.
6936 (CALL_EXPR_STATIC_CHAIN): New.
6937 (CALL_EXPR_ARGS): New.
6938 (CALL_EXPR_ARG): New.
6939 (call_expr_nargs): New.
6940 (CALL_EXPR_ARGP): New.
6941 (build_nt_call_list): Declare.
6942 (build_vl_exp_stat): Declare.
6943 (build_vl_exp): New.
6944 (build_call_list): Declare.
6945 (build_call_nary): Declare.
6946 (build_call_valist): Declare.
6947 (build_call_array): Declare.
6948 (call_expr_arg): Declare.
6949 (call_expr_argp): Declare.
6950 (call_expr_arglist): Declare.
6951 (fold_build_call_list): Declare.
6952 (fold_build_call_list_initializer): Declare.
6953 (fold_call_expr): Declare to replace fold_builtin.
6954 (fold_builtin_fputs): Update to agree with modified definition.
6955 (fold_builtin_strcpy): Likewise.
6956 (fold_builtin_strncpy): Likewise.
6957 (fold_builtin_memory_chk): Likewise.
6958 (fold_builtin_stxcpy_chk): Likewise.
6959 (fold_builtin_strncpy_chk): Likewise.
6960 (fold_builtin_next_arg): Likewise.
6961 (fold_build_call_expr): Declare.
6962 (fold_builtin_call_list): Declare.
6963 (fold_builtin_call_valist): Declare.
6964 (build_call_expr): Declare.
6965 (validate_arglist): Update to agree with modified definition.
6966 (tree_operand_length): New.
6967 (call_expr_arg_iterator): New.
6968 (init_call_expr_arg_iterator): New.
6969 (next_call_expr_arg): New.
6970 (first_call_expr_arg): New.
6971 (more_call_expr_args_p): New.
6972 (FOR_EACH_CALL_EXPR_ARG): New.
6974 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6975 and tcc_gimple_stmt.
6976 (tree_code_size): Update documentation. Use sizeof (tree) rather
6977 than sizeof (char *).
6978 (tree_size): Likewise. Add case for tcc_vl_exp.
6979 (tree_node_structure): Add case for tcc_vl_exp.
6980 (contains_placeholder_p): Likewise.
6981 (substitute_in_expr): Likewise.
6982 (substitute_placeholder_in_expr): Likewise.
6983 (stabilize_reference_1): Likewise.
6984 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6985 to diagnose breakage of this interface for constructing CALL_EXPRs.
6986 (build_nt): Add similar assertion here.
6987 (build_nt_call_list): New.
6988 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6989 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6991 (get_callee_fndecl): Use new CALL_EXPR accessors.
6992 (tree_operand_check_failed): Change parameters to pass entire node
6993 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6994 (process_call_operands): New.
6995 (build_vl_exp_stat): New.
6996 (build_call_list): New.
6997 (build_call_nary): New.
6998 (build_call_valist): New.
6999 (build_call_array): New.
7000 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7001 (call_expr_arglist): New.
7003 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7004 tcc_vl_exp instead of a fixed-size tcc_expression.
7006 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7007 accessors for CALL_EXPRs.
7008 (AGGR_INIT_EXPR): Likewise.
7010 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7011 Brooks Moses <brooks.moses@codesourcery.com>
7012 Lee Millward <lee.millward@codesourcery.com>
7014 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7015 (expand_builtin_nonlocal_goto): Change parameter to be entire
7016 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7017 (expand_builtin_prefetch): Likewise.
7018 (expand_builtin_classify_type): Likewise.
7019 (mathfn_built_in): Return NULL_TREE instead of 0.
7020 (expand_errno_check): Use new CALL_EXPR accessors.
7021 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7022 Return NULL_RTX instead of 0.
7023 (expand_builtin_mathfn_2): Likewise.
7024 (expand_builtin_mathfn_3): Likewise.
7025 (expand_builtin_interclass_mathfn): Likewise.
7026 (expand_builtin_sincos): Likewise.
7027 (expand_builtin_cexpi): Likewise.
7028 (expand_builtin_int_roundingfn): Likewise.
7029 (expand_builtin_int_roundingfn_2): Likewise.
7030 (expand_builtin_pow): Likewise.
7031 (expand_builtin_powi): Likewise.
7032 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7033 of arglist, fixing callers appropriately. Use new CALL_EXPR
7034 accessors and constructors. Return NULL_RTX instead of 0.
7035 (expand_builtin_strstr): Likewise.
7036 (expand_builtin_strchr): Likewise.
7037 (expand_builtin_strrchr): Likewise.
7038 (expand_builtin_strpbrk): Likewise.
7039 (expand_builtin_memcpy): Likewise.
7040 (expand_builtin_mempcpy): Likewise.
7041 (expand_builtin_mempcpy_args): New.
7042 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7043 (expand_builtin_memmove_args): New.
7044 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7045 (expand_movstr): Likewise.
7046 (expand_builtin_strcpy): Likewise.
7047 (expand_builtin_strcpy_args): New.
7048 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7049 (expand_builtin_strncpy): Likewise.
7050 (expand_builtin_memset): Likewise.
7051 (expand_builtin_memset_args): New.
7052 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7053 (expand_builtin_memcmp): Likewise.
7054 (expand_builtin_strcmp): Likewise.
7055 (expand_builtin_strncmp): Likewise.
7056 (expand_builtin_strcat): Likewise.
7057 (expand_builtin_strncat): Likewise.
7058 (expand_builtin_strspn): Likewise.
7059 (expand_builtin_strcspn): Likewise.
7060 (expand_builtin_args_info): Likewise.
7061 (expand_builtin_va_start): Likewise.
7062 (gimplify_va_arg_expr): Likewise.
7063 (expand_builtin_va_end): Likewise.
7064 (expand_builtin_va_copy): Likewise.
7065 (expand_builtin_frame_address): Likewise.
7066 (expand_builtin_alloca): Likewise.
7067 (expand_builtin_bswap): Likewise.
7068 (expand_builtin_unop): Likewise.
7069 (expand_builtin_fputs): Likewise.
7070 (expand_builtin_expect): Likewise.
7071 (expand_builtin_fabs): Likewise.
7072 (expand_builtin_copysign): Likewise.
7073 (expand_builtin_printf): Likewise.
7074 (expand_builtin_fprintf): Likewise.
7075 (expand_builtin_sprintf): Likewise.
7076 (expand_builtin_init_trampoline): Likewise.
7077 (expand_builtin_signbit): Likewise.
7078 (expand_builtin_fork_or_exec): Likewise.
7079 (expand_builtin_sync_operation): Likewise.
7080 (expand_builtin_compare_and_swap): Likewise.
7081 (expand_builtin_lock_test_and_set): Likewise.
7082 (expand_builtin_lock_release): Likewise.
7083 (expand_builtin): Likewise.
7084 (builtin_mathfn_code): Likewise.
7086 (fold_builtin_constant_p): Pass call arguments individually instead
7087 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7088 accessors and constructors. Return NULL_TREE instead of 0.
7089 (fold_builtin_expect): Likewise.
7090 (fold_builtin_classify_type): Likewise.
7091 (fold_builtin_strlen): Likewise.
7092 (fold_builtin_nan): Likewise.
7093 (integer_valued_real_p): Likewise.
7094 (fold_trunc_transparent_mathfn): Likewise.
7095 (fold_fixed_mathfn): Likewise.
7096 (fold_builtin_cabs): Likewise.
7097 (fold_builtin_sqrt): Likewise.
7098 (fold_builtin_cbrt): Likewise.
7099 (fold_builtin_cos): Likewise.
7100 (fold_builtin_cosh): Likewise.
7101 (fold_builtin_tan): Likewise.
7102 (fold_builtin_sincos): Likewise.
7103 (fold_builtin_cexp): Likewise.
7104 (fold_builtin_trunc): Likewise.
7105 (fold_builtin_floor): Likewise.
7106 (fold_builtin_ceil): Likewise.
7107 (fold_builtin_round): Likewise.
7108 (fold_builtin_int_roundingfn): Likewise.
7109 (fold_builtin_bitop): Likewise.
7110 (fold_builtin_bswap): Likewise.
7111 (fold_builtin_logarithm): Likewise.
7112 (fold_builtin_hypot): Likewise.
7113 (fold_builtin_pow): Likewise.
7114 (fold_builtin_powi): Likewise.
7115 (fold_builtin_exponent): Likewise.
7116 (fold_builtin_memset): Likewise.
7117 (fold_builtin_bzero): Likewise.
7118 (fold_builtin_memory_op): Likewise.
7119 (fold_builtin_bcopy): Deleted; call site changed to invoke
7120 fold_builtin_memory_op directly.
7121 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7122 (fold_builtin_strncpy): Likewise.
7123 (fold_builtin_memcmp): Likewise.
7124 (fold_builtin_strcmp): Likewise.
7125 (fold_builtin_strncmp): Likewise.
7126 (fold_builtin_signbit): Likewise.
7127 (fold_builtin_copysign): Likewise.
7128 (fold_builtin_isascii): Likewise.
7129 (fold_builtin_toascii): Likewise.
7130 (fold_builtin_isdigit): Likewise.
7131 (fold_builtin_fabs): Likewise.
7132 (fold_builtin_abs): Likewise.
7133 (fold_builtin_fmin_fmax): Likewise.
7134 (fold_builtin_carg): Likewise.
7135 (fold_builtin_classify): Likewise.
7136 (fold_builtin_unordered_cmp): Likewise.
7138 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7139 New functions split out from fold_builtin_1.
7140 (fold_builtin_n): New.
7141 (fold_builtin_varargs): New.
7142 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7144 (fold_call_expr): New.
7145 (build_function_call_expr): Rewrite to use new helper function.
7146 (fold_builtin_call_list): New.
7147 (build_call_expr): New.
7148 (fold_builtin_call_valist): New.
7149 (rewrite_call_expr): New.
7150 (validate_arg): New.
7151 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7152 of an arglist. Change return type to bool. Use new CALL_EXPR
7155 (fold_builtin_strstr): Pass call arguments individually instead
7156 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7157 accessors and constructors. Return NULL_TREE instead of 0.
7158 (fold_builtin_strchr): Likewise.
7159 (fold_builtin_strrchr): Likewise.
7160 (fold_builtin_strpbrk): Likewise.
7161 (fold_builtin_strcat): Likewise.
7162 (fold_builtin_strncat): Likewise.
7163 (fold_builtin_strspn): Likewise.
7164 (fold_builtin_strcspn): Likewise.
7165 (fold_builtin_fputs): Likewise.
7166 (fold_builtin_next_arg): Likewise.
7167 (fold_builtin_sprintf): Likewise.
7169 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7170 NULL_RTX instead of 0.
7171 (expand_builtin_memory_chk): Likewise.
7172 (maybe_emit_chk_warning): Likewise.
7173 (maybe_emit_sprintf_chk_warning): Likewise.
7175 (fold_builtin_object_size): Pass call arguments individually instead
7176 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7177 accessors and constructors. Return NULL_TREE instead of 0.
7178 (fold_builtin_memory_chk): Likewise.
7179 (fold_builtin_stxcpy_chk): Likewise.
7180 (fold_builtin_strncpy_chk): Likewise.
7181 (fold_builtin_strcat_chk): Likewise.
7182 (fold_builtin_strcat_chk): Likewise.
7183 (fold_builtin_strncat_chk): Likewise.
7184 (fold_builtin_sprintf_chk): Likewise.
7185 (fold_builtin_snprintf_chk): Likewise.
7186 (fold_builtin_printf): Likewise.
7187 (fold_builtin_vprintf): Likewise.
7189 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7191 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7192 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7193 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7194 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7195 (fold_unary): Likewise.
7196 (fold_binary): Likewise.
7197 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7198 ternary expressions.
7199 (fold): Add logic for tcc_vl_exp.
7200 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7201 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7202 (fold_build3_stat): Add assertion to flag broken interface for
7203 constructing CALL_EXPRs.
7204 (fold_build_call_list): New.
7205 (fold_build_call_list_initializer): New.
7206 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7208 (fold_strip_sign_ops): Likewise.
7210 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7211 Brooks Moses <brooks.moses@codesourcery.com>
7212 Lee Millward <lee.millward@codesourcery.com>
7214 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7215 accessors and dump arguments explicitly.
7217 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7219 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7221 (print_call_name): Use new CALL_EXPR accessors.
7223 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7224 CALL_EXPR arguments explicitly instead of as a list. Use
7225 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7227 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7228 (vrp_visit_stmt): Likewise.
7230 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7231 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7233 (force_move_till_expr): Likewise.
7235 * targhooks.c (default_external_stack_protect_fail): Use
7236 build_call_expr instead of build_function_call_expr.
7237 (default_hidden_stack_protect_fail): Likewise.
7239 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7242 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7243 and walk arguments explicitly.
7245 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7246 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7247 (expand_simple_operations): Likewise.
7248 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7250 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7251 of TREE_CODE_LENGTH.
7252 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7254 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7255 instead of TREE_CODE_LENGTH.
7257 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7258 (tree_ic_transform): Likewise.
7259 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7260 parameter instead of arglist. Fix callers.
7261 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7262 (tree_stringops_transform): Likewise.
7263 (tree_indirect_call_to_profile): Likewise.
7264 (tree_stringops_values_to_profile): Likewise.
7266 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7267 (eliminate_tail_call): Likewise.
7269 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7271 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7272 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7274 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7276 * omp-low.c (build_omp_barrier): Use build_call_expr.
7277 (lower_rec_input_clauses): Likewise.
7278 (lower_reduction_clauses): Likewise.
7279 (expand_parallel_call): Likewise.
7280 (maybe_catch_exception): Likewise.
7281 (expand_omp_for_generic): Likewise.
7282 (expand_omp_for_static_nochunk): Likewise.
7283 (expand_omp_sections): Likewise.
7284 (lower_omp_single_simple): Likewise.
7285 (lower_omp_single_copy): Likewise.
7286 (lower_omp_master): Likewise.
7287 (lower_omp_ordered): Likewise.
7288 (lower_omp_critical): Likewise.
7290 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7291 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7293 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7294 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7295 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7297 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7298 and generalize to handle any number of operands.
7299 (chrec_contains_undetermined): Likewise.
7300 (tree_contains_chrecs): Likewise.
7301 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7303 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7305 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7306 fold_call_expr instead of fold_builtin.
7307 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7308 match declarations there.
7309 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7312 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7313 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7315 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7316 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7318 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7321 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7322 (execute_cse_sincos): Use new CALL_EXPR accessors.
7324 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7326 * gimple-low.c (lower_function_body): Use build_call_expr.
7327 (lower_builtin_setjmp): Likewise.
7329 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7330 (set_storage_via_libcall): Likewise.
7331 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7332 instead of TREE_CODE_LENGTH.
7333 (expand_expr_real_1): Use new CALL_EXPR accessors.
7335 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7336 generalize to handle any number of operands.
7337 (TB_parent_eq): Likewise.
7339 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7340 (strip_builtin_expect): Likewise.
7342 * function.c (gimplify_parameters): Use build_call_expr.
7344 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7345 instead of TREE_CODE_LENGTH.
7347 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7348 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7350 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7353 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7354 (gimplify_decl_expr): Likewise.
7355 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7356 Use new CALL_EXPR iterators.
7357 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7358 (gimplify_modify_expr_to_memset): Likewise.
7359 (gimplify_variable_sized_compare): Likewise.
7360 (gimplify_omp_atomic_fetch_op): Likewise.
7361 (gimplify_omp_atomic_pipeline): Likewise.
7362 (gimplify_omp_atomic_mutex): Likewise.
7363 (gimplify_function_tree): Likewise.
7365 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7366 (call_expr_flags): Likewise.
7367 (expand_call): Likewise.
7369 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7370 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7373 * coverage.c (create_coverage): Use build_call_expr.
7375 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7376 (temp_call_expr_obstack): New.
7377 (pool_copy_list): Delete.
7378 (temp_copy_call_expr): New.
7379 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7380 CALL_EXPR accessors. Get rid of special goo for copying argument
7381 lists and use temp_copy_call_expr instead.
7382 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7383 CALL_EXPR accessors.
7384 (create_expression_by_pieces): Likewise. Use build_call_array
7385 to construct the result instead of fold_build3.
7386 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7387 dealing with argument lists.
7388 (init_pre): Remove references to expression_node_pool and
7389 list_node_pool. Init temp_call_expr_obstack instead.
7390 (fini_pre): Remove references to expression_node_pool and
7393 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7394 and walk arguments explicitly instead of as a list.
7396 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7397 (mx_register_decls): Likewise.
7398 (mudflap_register_call): Likewise.
7399 (mudflap_finish_file): Likewise.
7401 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7402 (ipa_callsite_compute_param): Likewise.
7404 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7405 accessors and constructor.
7407 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7408 accessors and constructor.
7409 (convert_tramp_reference): Likewise.
7410 (convert_call_expr): Likewise.
7411 (finalize_nesting_tree_1): Likewise.
7413 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7416 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7418 * tree-inline.c (initialize_inlined_parameters): Pass entire
7419 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7421 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7422 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7424 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7425 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7426 (vectorizable_reduction): Likewise.
7427 (vectorizable_call): Use new CALL_EXPR iterators.
7428 (vectorizable_conversion): Use build_call_expr.
7429 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7430 (vect_gen_widened_results_half): Use build_call_expr.
7431 (vect_setup_realignment): Likewise.
7432 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7434 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7435 (pass_through_call): Likewise.
7436 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7439 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7440 (tree_gen_pow2_profiler): Likewise.
7441 (tree_gen_one_value_profiler): Likewise.
7442 (tree_gen_ic_func_profiler): Likewise.
7443 (tree_gen_average_profiler): Likewise.
7444 (tree_gen_ior_profiler): Likewise.
7446 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7447 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7448 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7450 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7451 of TREE_CODE_LENGTH.
7453 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7454 of TREE_CODE_LENGTH.
7456 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7458 (convert_to_integer): Likewise.
7460 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7463 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7464 Brooks Moses <brooks.moses@codesourcery.com>
7465 Lee Millward <lee.millward@codesourcery.com>
7467 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7469 * config/frv/frv.c (frv_expand_builtin): Likewise.
7470 * config/s390/s390.c (s390_expand_builtin): Likewise.
7472 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7473 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7475 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7476 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7477 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7478 (ix86_expand_store_builtin): Likewise.
7479 (ix86_expand_unop_builtin): Likewise.
7480 (ix86_expand_unop1_builtin): Likewise.
7481 (ix86_expand_sse_compare): Likewise.
7482 (ix86_expand_sse_comi): Likewise.
7483 (ix86_expand_vec_init_builtin): Likewise.
7484 (ix86_expand_vec_ext_builtin): Likewise.
7485 (ix86_expand_vec_set_builtin): Likewise.
7486 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7488 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7489 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7491 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7492 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7493 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7495 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7497 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7498 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7499 arglist. Use new CALL_EXPR accessors. Fix callers.
7500 (altivec_expand_abs_builtin): Likewise.
7501 (rs6000_expand_binop_builtin): Likewise.
7502 (altivec_expand_predicate_builtin): Likewise.
7503 (altivec_expand_lv_builtin): Likewise.
7504 (spe_expand_stv_builtin): Likewise.
7505 (altivec_expand_stv_builtin): Likewise.
7506 (rs6000_expand_ternop_builtin): Likewise.
7507 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7508 (altivec_expand_st_builtin): Likewise.
7509 (altivec_expand_dst_builtin): Likewise.
7510 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7511 arglist. Use new CALL_EXPR accessors. Fix callers.
7512 (altivec_expand_vec_set_builtin): Likewise.
7513 (altivec_expand_vec_ext_builtin): Likewise.
7514 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7515 (spe_expand_builtin): Likewise.
7516 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7517 arglist. Use new CALL_EXPR accessors. Fix callers.
7518 (spe_expand_evsel_builtin): Likewise.
7519 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7520 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7522 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7523 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7524 (arm_expand_unop_builtin): Likewise.
7525 (arm_expand_builtin): Use new CALL_EXPR accessors.
7527 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7530 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7531 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7532 (bfin_expand_unop_builtin): Likewise.
7533 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7535 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7536 Brooks Moses <brooks.moses@codesourcery.com>
7537 Lee Millward <lee.millward@codesourcery.com>
7539 * c-semantics.c (build_stmt): Add internal diagnostic check.
7541 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7542 accessors. Print arguments explicitly instead of as a list.
7544 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7546 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7547 (c_finish_omp_flish): Likewise.
7549 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7550 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7551 instead of TREE_CODE_LENGTH.
7552 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7553 (c_warn_unused_result): Likewise.
7555 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7558 * doc/invoke.texi (Warning Options): Remove
7559 -Werror-implicit-function-declaration.
7560 (Wimplicit-function-declaration): Update description.
7561 * opts.c (common_handle_option): Move handling of -Werror=* to...
7562 (enable_warning_as_error): ...here.
7563 * opts.h (enable_warning_as_error): Declare.
7564 * c-decl.c (implicit_decl_warning): Unless
7565 -Wno-implicit-function-declaration is given, emit a pedwarn if
7566 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7567 * c.opt (Wimplicit-function-declaration): Replace
7568 mesg_implicit_function_declaration with
7569 warn_implicit_function_declaration.
7570 * c-opts.c (c_common_handle_option):
7571 -Werror-implicit-function-declaration is exactly equal as
7572 -Werror=implicit-function-declaration.
7573 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7574 warn_implicit_function_declaration.
7575 (c_common_post_options): -Wimplict-function-declaration is enabled
7576 by default by -std=c99, otherwise is disabled by default.
7577 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7579 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7581 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7582 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7583 former is ignored but not the latter.
7585 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7587 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7588 is made and the reference doesn't use the alias set of its type,
7589 do not create the temporary using that type.
7591 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7593 * jump.c: Remove prototypes for delete_computation and
7594 delete_prior_computation.
7596 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7598 * jump.c (get_label_after): Delete.
7599 (get_label_before, delete_computation, delete_jump,
7600 delete_prior_computation, follow_jumps): Move...
7601 * reorg.c (delete_computation, delete_prior_computation): ... here...
7602 (get_label_before, delete_jump): ... making these static ...
7603 (follow_jumps): ... and simplifying this since it only runs after
7605 * rtl.h (get_label_after, get_label_before, delete_jump,
7606 follow_jumps): Delete prototypes.
7608 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7610 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7612 2007-02-15 Nick Clifton <nickc@redhat.com>
7614 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7615 order to prevent it from being munged by the target.
7617 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.md: Remove misleading comment.
7621 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7623 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7624 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7627 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7629 * tree-sra.c (instantiate_missing_elements): Canonicalize
7631 (sra_build_assignment): New.
7632 (generate_copy_inout, generate_element_copy,
7633 generate_element_zero, generate_one_element_init): Use it.
7635 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7637 * tree-sra.c (instantiate_missing_elements): Canonicalize
7639 (sra_build_assignment): New.
7640 (generate_copy_inout, generate_element_copy,
7641 generate_element_zero, generate_one_element_init): Use it.
7643 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7645 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7648 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7650 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7651 types as aggregates not scalars.
7652 * function.c (assign_stack_temp_for_type): Likewise.
7654 2007-02-14 Roger Sayle <roger@eyesopen.com>
7655 Zdenek Dvorak <dvorakz@suse.cz>
7657 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7660 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7662 * passes.c (next_pass_1): Clear the next field of the copied
7665 2007-02-14 Richard Henderson <rth@redhat.com>
7667 * tree-sra.c (early_sra): New.
7668 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7669 (tree_sra_early, pass_sra_early): New.
7670 * tree-pass.h (pass_sra_early): Declare.
7671 * passes.c (init_optimization_passes): Use it.
7673 2007-02-14 Richard Guenther <rguenther@suse.de>
7675 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7677 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7679 PR tree-optimization/30771
7680 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7682 (vect_analyze_operations): Induction phis can now be marked as
7684 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7685 Update documentation accordingly.
7687 2007-02-14 Nick Clifton <nickc@redhat.com>
7689 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7690 most 3 arguments are supported.
7691 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7693 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7695 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7696 Ensure dst->current is valid.
7698 2007-02-13 Paul Brook <paul@codesourcery.com>
7700 * config.gcc: Add arm*-*-uclinux-*eabi.
7701 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7702 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7703 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7704 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7705 (LINK_SPEC): Define.
7707 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7709 * config/arm/uclinux-eabi.h: New file.
7710 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7711 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7714 2007-02-13 Ian Lance Taylor <iant@google.com>
7716 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7717 * flags.h (warn_strict_overflow): Declare.
7718 (enum warn_strict_overflow_code): Define.
7719 (issue_strict_overflow_warning): New static inline function.
7720 * opts.c (warn_strict_overflow): New variable.
7721 (common_handle_option): Handle OPT_Wstrict_overflow and
7722 OPT_Wstrict_overflow_.
7723 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7725 * fold-const.c: Include intl.h.
7726 (fold_deferring_overflow_warnings): New static variable.
7727 (fold_deferred_overflow_warning): New static variable.
7728 (fold_deferred_overflow_code): New static variable.
7729 (fold_defer_overflow_warnings): New function.
7730 (fold_undefer_overflow_warnings): New function.
7731 (fold_undefer_and_ignore_overflow_warnings): New function.
7732 (fold_deferring_overflow_warnings_p): New function.
7733 (fold_overflow_warning): New static function.
7734 (make_range): Add strict_overflow_p parameter. Change all
7736 (extract_muldiv, extract_muldiv_1): Likewise.
7737 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7738 tree_expr_nonnegative_p.
7739 (fold_negate_expr): Call fold_overflow_warning.
7740 (fold_range_test): Likewise.
7741 (fold_comparison): Likewise.
7742 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7743 instead of tree_expr_nonnegative_p.
7744 (tree_expr_nonnegative_warnv_p): Rename from
7745 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7746 (tree_expr_nonnegative_p): New function.
7747 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7748 strict_overflow_p parameter.
7749 (tree_expr_nonzero_p): New function.
7750 * passes.c (verify_interpass_invariants): New static function.
7751 (execute_one_pass): Call it.
7752 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7754 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7755 (estimate_numbers_of_iterations): Likewise.
7756 (scev_probably_wraps_p): Likewise.
7757 * tree-ssa-ccp.c: Include "toplev.h".
7758 (evaluate_stmt): Defer fold overflow warnings until we know we are
7760 (struct fold_stmt_r_data): Add stmt field.
7761 (fold_stmt_r): Defer fold overflow warnings until we know we
7763 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7764 (fold_stmt_inplace): Likewise.
7765 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7766 (cleanup_control_expr_graph): Defer fold overflow warnings until
7767 we know we are going to optimize.
7768 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7769 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7771 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7772 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7773 * tree-ssa-loop-manip.c (create_iv): Likewise.
7774 * c-typeck.c (build_conditional_expr): Likewise.
7775 (build_binary_op): Likewise.
7776 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7777 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7778 (extract_range_from_unary_expr): Likewise.
7779 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7780 assuming that signed overflow does not occur.
7781 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7782 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7783 (fold_defer_overflow_warnings): Declare.
7784 (fold_undefer_overflow_warnings): Declare.
7785 (fold_undefer_and_ignore_overflow_warnings): Declare.
7786 (fold_deferring_overflow_warnings_p): Declare.
7787 (tree_expr_nonzero_warnv_p): Declare.
7788 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7790 (Warning Options): Document -Wstrict-overflow.
7791 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7792 (tree-ssa-ccp.o): Likewise.
7793 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7794 (fold-const.o): Depend on intl.h.
7796 2007-02-13 Ian Lance Taylor <iant@google.com>
7799 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7802 2007-02-13 Stuart Hastings <stuart@apple.com>
7804 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7806 2007-02-13 Richard Henderson <rth@redhat.com>
7808 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7809 handled_component_p before looking for the indirect_ref.
7811 2007-02-13 Richard Henderson <rth@redhat.com>
7813 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7814 remove flags clobber.
7815 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7816 (bswaphi_lowpart): New.
7817 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7818 remove TARGET_BSWAP test. Delete expander of the same name.
7820 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7821 (expand_unop): Use them.
7823 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7825 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7826 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7827 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7828 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7829 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7830 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7831 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7832 assembler dialect choice from asm templates.
7834 2007-02-12 Richard Henderson <rth@redhat.com>
7836 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7837 (fixuns_trunc<SSEMODEF>si2): Use it.
7838 * config/i386/sse.md (vec_setv4sf_0): Export.
7839 * config/i386/i386.c (ix86_build_const_vector): Export.
7840 (ix86_split_convert_uns_si_sse): Rename from
7841 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7842 * config/i386/i386-protos.h: Update.
7844 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7847 * c-typeck.c (c_finish_return): Improve warning message.
7849 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7851 * alias.c (find_symbolic_term): Delete unused function.
7853 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7855 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7856 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7857 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7859 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7861 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7862 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7863 the function, temporarily point the debug interface to the null one.
7865 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7867 * dwarf2out.c (round_up_to_align): New static function.
7868 (field_byte_offset): Use it to round the offset.
7870 2007-02-12 Richard Henderson <rth@redhat.com>
7872 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7873 (inswl_const): Export.
7875 2007-02-12 Richard Henderson <rth@redhat.com>
7877 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7878 result mode of the libcall, convert back to outmode.
7880 2007-02-12 Roger Sayle <roger@eyesopen.com>
7882 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7883 (bswapdi2): New define_expand to implement 32-bit implementation.
7885 2007-02-12 Nick Clifton <nickc@redhat.com>
7887 * doc/invoke.texi (Overall Options): Document --help=.
7888 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7889 (cc1_options): Pass --help= on to cc1.
7890 (display_help): Add description of --help=.
7891 (process_command): Add code to handle --help=. Allow translated
7892 --help and --target-help switches to be passed on to compiler
7894 (main): Remove unused if statement.
7895 * opts.c (columns): Remove.
7896 (LEFT_COLUMN): Define.
7897 (wrap_help): Add columns argument.
7898 (print_filtered_help): Change parameters to be an include bitmask,
7899 an exclude bitmask, an any bitmask and the column width. Move the
7900 code to display the params list here. Add code to display the
7901 status of options rather than their descriptions if the quiet flag
7903 (print_specific_help): Change parameters to be an include bitmask,
7904 an exclude bitmask and an any bitmask. Move code to look up the
7905 column width here. Decide upon the title for an options listing.
7906 (common_handle_options): Add code to handle --help=. Adapt code
7907 for --help and --target-help to use the revised form of the
7908 print_specific_help function.
7909 (print_help): Delete.
7910 (print_param_help): Delete.
7911 (print_switch): Delete.
7912 * opts.h (cl_lang_count): Add prototype.
7913 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7914 CL_MAX_OPTION_CLASS): New defines.
7915 * optc-gen.awk: Add construction of cl_lang_count.
7916 * c.opt: Add Warning attribute to warning options and Optimization
7917 attribute to optimization options.
7918 * common.opt: Likewise.
7920 Add -fhelp and -ftarget-help as aliases for the transformed --help
7921 and --target-help options.
7922 * opt-functions.awk: Add code to handle Warning and Optimization
7925 2007-02-12 Richard Henderson <rth@redhat.com>
7927 * config/alpha/constraints.md: New file.
7928 * config/alpha/alpha.c: Include tm-constrs.h.
7929 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7930 alpha_extra_constraint): Remove.
7931 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7932 * config/alpha/alpha-protos.h: Update.
7933 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7934 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7935 (EXTRA_CONSTRAINT): Remove.
7936 * config/alpha/alpha.md: Include constraints.md.
7937 (adddi splitter): Use satisfies_constraint_*.
7938 * config/alpha/predicates.md (add_operand): Likewise.
7939 (sext_add_operand, addition_operation): Likewise.
7941 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7943 PR tree-optimization/29145
7944 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7945 in our handling of restrict qualified pointers.
7947 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7950 * doc/invoke.texi (Wunused-value): Update description.
7951 (Wextra): Delete item.
7952 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7953 value of Wunused-value.
7954 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7955 (c_finish_stmt_expr): Don't check extra_warnings.
7956 (emit_side_effect_warnings): The caller is responsible to check
7959 2007-02-11 Roger Sayle <roger@eyesopen.com>
7960 Matt Thomas <matt@3am-software.com>
7962 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7964 2007-02-11 Roger Sayle <roger@eyesopen.com>
7966 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7967 comparisons of POPCOUNT against zero.
7968 (simplify_const_relational_operation): Likewise.
7970 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7972 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7974 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7976 * dwarf2out.c (root_type): Delete unused function.
7978 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7980 * genattrtab.c (contained_in_p): Delete unused function.
7981 (write_expr_attr_cache): Likewise.
7983 2007-02-11 Jan Hubicka <jh@suse.cz>
7985 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7988 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7990 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7991 to add the REG_EQ* note.
7992 * see.c (see_merge_one_use_extension): Likewise.
7993 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7994 turn REG_EQUAL notes into REG_EQUIV notes if the target
7995 register may have more than one set.
7996 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7997 * gcse.c (try_replace_reg): Likewise.
7998 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7999 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8000 more than one REG_EQUIV note.
8001 * reload1.c (gen_reload): Use set_unique_reg_note.
8003 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8005 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8006 (ix86_builtin_conversion): New function.
8008 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8011 * tree.h (DECL_REPLACEABLE_P): New macro.
8012 * except.c (set_nothrow_function_flags): Likewise.
8014 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8015 Ira Rosen <irar@il.ibm.com>
8016 Dorit Nuzman <dorit@il.ibm.com>
8018 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8019 * targhooks.c (default_builtin_vectorized_conversion): New.
8020 * targhooks.h (default_builtin_vectorized_function): New declaration.
8021 * target.h (struct vectorize): Add builtin_conversion field.
8022 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8023 stmt_vec_info_type value.
8024 (vectorizable_conversion): New declaration.
8025 * tree-vect-analyze.c (vect_analyze_operations): Add
8026 vectorizable_conversion call.
8027 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8028 * tree-vect-transform.c (vectorizable_conversion): New function.
8029 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8030 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8032 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8033 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8034 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8035 or ALTIVEC_BUILTIN_VCFSX.
8037 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8040 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8041 CONST_DOUBLE and operand 0 is a hard register.
8042 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8043 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8044 is a hard floating-point register.
8046 2007-02-10 Richard Henderson <rth@redhat.com>
8047 Jakub Jelinek <jakub@redhat.com>
8048 Alexandre Oliva <aoliva@redhat.com>
8050 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8051 * builtin-types.def (BT_WORD): Make unsigned.
8052 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8053 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8054 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8055 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8056 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8057 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8059 * expr.c (emutls_var_address): New.
8060 (expand_expr_real_1): Expand emulated tls.
8061 (expand_expr_addr_expr_1): Likewise.
8062 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8063 * output.h (emutls_finish): Declare.
8064 * toplev.c (compile_file): Call it.
8065 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8066 address before wrapping in CONST.
8067 * varasm.c (emutls_htab, emutls_object_type): New.
8068 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8069 (get_emutls_object_name, get_emutls_object_type): New.
8070 (get_emutls_init_templ_addr, emutls_decl): New.
8071 (emutls_common_1, emutls_finish): New.
8072 (assemble_variable): When emulating tls, swap decls; generate
8073 constructor for the emutls objects.
8074 (do_assemble_alias): When emulating tls, swap decl and target name.
8075 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8077 * varpool.c (decide_is_variable_needed): Look at force_output.
8078 Recurse for emulated tls.
8079 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8080 with decide_is_variable_needed.
8081 * emutls.c: New file.
8082 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8083 tls_object for real tls.
8085 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8087 PR rtl-optimization/29599
8088 * reload1.c (eliminate_regs_in_insn): Take the destination
8089 mode into account when computing the offset.
8091 2007-02-09 Stuart Hastings <stuart@apple.com>
8092 Richard Henderson <rth@redhat.com>
8094 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8095 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8096 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8097 fixuns_truncdfhi2): New.
8098 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8099 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8100 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8101 (floatunssidf2): Allow nonimmediate source.
8102 * config/i386/sse.md (movdi_to_sse): New.
8103 (vec_concatv2di): Drop '*'.
8104 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8105 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8106 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8108 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8109 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8110 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8111 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8112 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8113 ix86_build_const_vector.
8114 (x86_emit_floatuns): Rewrite.
8116 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8118 * genautomata.c (longest_path_length): Delete unused function.
8119 (struct state): Delete unused longest_path_length.
8120 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8121 (get_free_state): Delete unused.
8123 2007-02-09 Jan Hubicka <jh@suse.cz>
8125 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8126 * doc/invoke.texi (inline-unit-growth): Update default value.
8128 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8129 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8130 (rebuild_cgraph_edges): Likewise.
8131 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8132 (dump_cgraph_node): Dump frequencies.
8133 (cgraph_clone_edge): Add frequency scales.
8134 (cgraph_clone_node): Add freuqnecy.
8135 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8136 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8137 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8138 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8139 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8140 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8141 (save_inline_function_body): Likewise.
8142 * ipa-inline.c: inluce rtl.h
8143 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8144 (cgraph_edge_badness): Use frequencies.
8145 (cgraph_decide_recursive_inlining): Update clonning.
8146 (cgraph_decide_inlining_of_small_function): Dump frequency.
8147 * predict.c (estimate_bb_frequencies): Export.
8148 * predict.h (estimate_bb_frequencies): Declare.
8149 * tree-inline.c (copy_bb): Watch overflows.
8150 (expand_call_inline): Update call of cgraph_create_edge.
8151 (optimize_inline_calls): Use TODO flags to update frequnecies.
8152 * passes.h: Include predict.h
8153 (init_optimization_passes): Move profile ahead.
8154 (execute_function_todo): Handle TODO_rebuild_frequencies.
8156 2007-02-09 Roger Sayle <roger@eyesopen.com>
8158 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8159 the insbl or inswl pattern into a register.
8161 2007-02-09 Roger Sayle <roger@eyesopen.com>
8163 * config/ia64/ia64.md (bswapdi2): New define_insn.
8165 2007-02-09 Richard Henderson <rth@redhat.com>
8167 * config/i386/constraints.md (Ym): New constraint.
8168 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8169 (movdi_1_rex64): Split sse and xmm general register moves from
8170 memory move alternatives. Use conditional register constraints.
8171 (movsf_1, movdf_integer): Likewise.
8172 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8173 (movdf_integer_rex64): New.
8174 (pushsf_rex64): Fix output constraints.
8175 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8176 (sse2_stored): Likewise.
8177 (sse2_storeq_rex64): New.
8178 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8179 amd and not generic.
8180 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8181 for optimize_size. Remove SF/DFmode hack.
8183 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8185 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8188 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8189 Richard Sandiford <richard@codesourcery.com>
8191 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8192 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8193 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8194 m68k/t-mlib to tmake_file.
8195 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8196 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8197 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8198 Allow it to be cf or m68k. Set m68k_arch_family. If that
8199 variable is not empty, add t-$m68k_arch_family to tmake_file.
8200 Add t-mlibs to tmake_file.
8201 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8202 * config/m68k/t-cf: New file.
8203 * config/m68k/t-m68k: Likewise.
8204 * config/m68k/t-mlibs: Likewise.
8205 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8206 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8207 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8208 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8209 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8211 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8212 (INSTALL_LIBGCC): Delete.
8213 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8214 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8215 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8216 (M68K_MLIB_CPU): Define.
8217 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8218 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8219 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8221 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8222 Richard Guenther <rguenther@suse.de>
8225 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8226 against INT_MIN/INT_MAX.
8227 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8228 file if a loop is removed.
8230 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8232 * calls.c (store_one_arg): Pass correct alignment to
8233 emit_push_insn for non-BLKmode values.
8234 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8235 unaligned stack slot via a suitably aligned slot.
8237 2007-02-08 DJ Delorie <dj@redhat.com>
8239 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8241 (legal_subregs): Use unsigned char, make const.
8242 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8244 2007-02-08 Paul Brook <paul@codesourcery.com>
8246 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8247 special interworking needed.
8249 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8251 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8252 conditional to __SSE2__.
8253 (Entries below should have been added to first ChangeLog
8254 entry for amdfam10 dated 2007-02-05)
8255 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8257 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8259 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8262 2007-02-08 DJ Delorie <dj@redhat.com>
8264 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8265 * config/m32c/m32c.c (legal_subregs): New.
8266 (m32c_illegal_subreg_p): New.
8267 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8268 unsupported subregs of hard regs.
8270 2007-02-08 Jan Hubicka <jh@suse.cz>
8272 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8273 the same one; always update histograms.
8275 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8277 * passes.c (init_optimization_passes): Tidy comment.
8279 2007-02-08 Roger Sayle <roger@eyesopen.com>
8281 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8282 strip zero_extend, bswap and rotates from POCOUNT's argument.
8283 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8284 zero_extend and rotates from PARITY's argument.
8285 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8286 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8287 of an integer constant at compile-time.
8289 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8292 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8294 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8297 * tree-ssa-live.c (remove_unused_locals): Do not remove
8298 TREE_ADDRESSABLE variables.
8299 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8300 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8301 FOR_CLOBBER. Update all users.
8302 If VAR has an associated alias set, add a virtual operand for
8303 it if no alias is found to conflict with the memory reference.
8305 2007-02-07 Jan Hubicka <jh@suse.cz>
8306 Robert Kidd <rkidd@crhc.uiuc.edu>
8308 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8310 2007-02-07 Ian Lance Taylor <iant@google.com>
8312 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8314 2007-02-07 Roger Sayle <roger@eyesopen.com>
8316 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8317 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8318 tablejumpdi, movsi_to_cr_one): Remove constraints from
8319 define_expand's match_operands.
8321 2007-02-07 Roger Sayle <roger@eyesopen.com>
8323 * global.c (compute_regsets): Move declatation of "i" inside of
8324 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8326 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8329 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8330 of INDIRECT_REF <RESULT_DECL>.
8332 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8334 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8335 Kaz Kojima <kkojima@gcc.gnu.org>
8338 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8340 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8342 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8344 * doc/loop.texi: Document possibility not to perform disambiguation
8345 of loops with multiple latches.
8346 * cfgloopmanip.c (alp_enum_p): Removed.
8347 (add_loop): Handle subloops. Use get_loop_body_with_size.
8348 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8349 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8350 the new forwarder block.
8351 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8352 Handle the case latch is NULL.
8353 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8354 when marking loop exits.
8355 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8357 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8358 disambiguate_loops_with_multiple_latches.
8359 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8360 before fix_loop_structure.
8361 * cfgloop.c: Include pointer-set.h and output.h.
8362 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8363 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8364 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8365 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8366 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8367 disambiguate_multiple_latches, get_loop_body_with_size,
8368 disambiguate_loops_with_multiple_latches): New functions.
8369 (flow_loop_dump): Dump multiple latch edges.
8370 (flow_loop_nodes_find): Handle loops with multiple latches.
8371 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8372 (glb_enum_p): Modified.
8373 (get_loop_body): Use get_loop_body_with_size.
8374 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8375 (AVOID_CFG_MODIFICATIONS): New constant.
8376 (disambiguate_loops_with_multiple_latches, add_loop,
8377 get_loop_body_with_size): Declare.
8378 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8380 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8383 * global.c (compute_regsets): New function.
8384 (global_alloc): Refactored ELIMINABLE_REGSET
8385 and NO_GLOBAL_ALLOC_REGS computation out.
8386 (rest_of_handle_global_alloc): Call compute_regsets()
8387 for non-optimizing case.
8389 2007-02-06 Richard Henderson <rth@redhat.com>
8391 * config/i386/constraints.md (Y2): Rename from Y.
8392 (Yi): New constraint.
8393 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8394 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8395 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8396 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8397 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8398 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8399 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8400 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8401 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8402 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8403 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8404 vec_extractv2si_1): Change Y constraints to Y2.
8405 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8406 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8407 Change Y constraints to Y2.
8408 (sse2_loadld): Change Y constraints to x.
8410 2007-02-06 Roger Sayle <roger@eyesopen.com>
8412 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8413 (parity<mode>2): New define_expand using rs6000_emit_parity.
8414 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8415 rs6000_emit_parity): New functions.
8416 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8417 rs6000_emit_parity): Prototype here.
8419 2007-02-06 Ian Lance Taylor <iant@google.com>
8421 * lower-subreg.c (simple_move_operand): Reject CONST.
8422 (resolve_clobber): Call validate_change rather than directly
8423 assigning to XEXP (pat, 0).
8425 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8427 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8428 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8429 (tree-cfg.o): Remove hashtab.h dependency.
8431 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8432 (struct ivopts_data): Change niters to pointer_map_t.
8433 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8434 (niter_for_exit): Create pointer_map on demand. Change for
8436 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8437 (free_loop_data): Destroy data->niters if created and reset field.
8438 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8439 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8441 * tree-ssa-reassoc.c: Include pointer-set.h.
8442 (bb_rank): Change to long *.
8443 (operand_rank): Change to pointer_map_t.
8444 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8445 (insert_operand_rank): Accept long.
8446 (operand_entry_hash, operand_entry_eq): Remove.
8447 (get_rank): Return long. Adjust for changes above.
8448 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8450 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8452 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8453 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8454 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8456 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8457 directly since it cannot be NULL.
8458 (get_vi_for_tree): Rewrite for pointer_map API.
8459 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8460 (init_alias_vars): Create vi_for_tree as pointer_map.
8461 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8463 * tree-cfg.c: Don't include hashtab.h.
8464 (edge_to_cases): Declare as pointer_map.
8465 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8467 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8468 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8469 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8471 (record_switch_edge): Delete.
8472 (get_cases_for_edge): Adjust for pointer_map API, inline
8473 record_switch_edge (rewritten for new API), remove goto.
8475 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8477 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8478 * tree-nested.c: Include pointer-set.h.
8479 (var_map_elt, var_map_eq, var_map_hash): Delete.
8480 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8482 (nesting_info_bitmap_obstack): New.
8483 (lookup_field_for_decl): Adjust for pointer_map API.
8484 (lookup_tramp_for_decl): Adjust for pointer_map API.
8485 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8486 (get_local_debug_decl): Adjust for pointer_map API.
8487 (convert_nl_goto_reference): Adjust for pointer_map API.
8488 (convert_nl_goto_receiver): Adjust for pointer_map API.
8489 (create_nesting_tree): Create outside GGC space. Create bitmap on
8490 the new obstack. Create field_map and var_map as pointer_maps.
8491 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8493 (lower_nested_functions): Move root here, no need to NULL it.
8494 Initialize and release the obstack.
8496 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8498 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8499 Remove prototypes and make them non-static.
8500 (struct tree_int_map): Remove.
8501 * tree.h (struct tree_int_map): Move here, turning TO into an
8503 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8505 * tree.h (TREE_COMPLEXITY): Remove.
8506 (struct tree_exp): Remove complexity field.
8507 * tree.c (build1_stat): Don't set it.
8509 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8510 Victor Kaplansky <victork@il.ibm.com>
8512 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8513 (vect_is_simple_reduction): Support reduction with induction as
8514 one of the operands.
8515 (vect_is_simple_iv_evolution): Fix formatting.
8516 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8517 formatting. Don't mark induction phis for vectorization.
8518 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8519 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8520 (vect_get_vec_def_for_operand): Support induction.
8521 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8523 (vectorizable_reduction): Support reduction with induction as one of
8525 (vectorizable_type_demotion): Use def-type of stmt argument rather
8526 than dummy def-type.
8528 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8529 flag_tree_scev_cprop.
8530 * common.opt (tree-scev-cprop): New flag.
8532 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8533 call to vect_get_new_vect_var.
8535 2007-02-06 Ira Rosen <irar@il.ibm.com>
8537 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8538 vectype is not NULL.
8539 (vect_pattern_recog_1): Likewise.
8541 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8543 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8544 (fold_negate_expr): Likewise.
8546 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8549 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8550 even if cv-qualification is the same.
8552 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8554 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8555 __enable_execute_stack on completion.
8557 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8559 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8560 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8561 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8562 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8563 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8564 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8565 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8566 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8568 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8570 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8571 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8572 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8573 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8574 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8575 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8576 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8577 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8578 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8579 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8580 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8581 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8582 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8583 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8584 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8585 sqrtextenddfxf2_i387): Added amdfam10_decode.
8587 * config/i386/athlon.md (athlon_idirect_amdfam10,
8588 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8589 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8590 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8591 athlon_ivector_store_amdfam10): New define_insn_reservation.
8592 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8595 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8597 * config/i386/athlon.md (athlon_call_amdfam10,
8598 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8599 define_insn_reservation.
8600 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8601 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8602 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8606 * config/i386/athlon.md (athlon_sseld_amdfam10,
8607 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8608 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8610 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8612 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8613 define_insn_reservation.
8614 * config/i386/i386.md (sseins): Added sseins to define_attr type
8615 and define_attr unit.
8616 * config/i386/sse.md: Set type attribute to sseins for insertq
8619 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8621 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8622 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8623 ssecomi_load_amdfam10, ssecomi_amdfam10,
8624 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8625 define_insn_reservation.
8626 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8630 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8631 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8632 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8633 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8634 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8635 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8636 define_insn_reservation.
8638 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8639 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8640 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8641 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8642 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8644 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8646 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8647 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8648 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8649 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8650 athlon_ssemul_load_k8): Added amdfam10.
8652 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8654 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8655 (x86_sse_unaligned_move_optimal): New variable.
8657 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8659 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8660 for unaligned vector SSE double/single precision loads for AMDFAM10.
8662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8664 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8665 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8666 Define TARGET_CPU_DEFAULT_amdfam10.
8667 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8668 (processor_type): Add PROCESSOR_AMDFAM10.
8670 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8671 processor_type in config/i386/i386.h.
8672 Enable imul peepholes for TARGET_AMDFAM10.
8674 * config.gcc: Add support for --with-cpu option for amdfam10.
8676 * config/i386/i386.c (amdfam10_cost): New variable.
8677 (m_AMDFAM10): New macro.
8678 (m_ATHLON_K8_AMDFAM10): New macro.
8679 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8680 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8681 x86_promote_QImode, x86_integer_DFmode_moves,
8682 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8683 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8684 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8685 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8686 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8687 Enable/disable for amdfam10.
8688 (override_options): Add amdfam10_cost to processor_target_table.
8689 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8690 processor_alias_table.
8691 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8692 (ix86_adjust_cost): Add code for amdfam10.
8694 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8696 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8697 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8698 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8699 * config/i386/i386.h: Add builtin definition for SSE4A.
8700 * config/i386/i386.md: Add support for ABM instructions
8702 * config/i386/sse.md: Add support for SSE4A instructions
8703 (movntss, movntsd, extrq, insertq).
8704 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8705 Add -march=amdfam10 flag.
8706 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8707 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8709 * doc/extend.texi: Add documentation for SSE4A builtins.
8711 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8713 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8715 2007-02-05 Richard Guenther <rguenther@suse.de>
8717 * tree-vectorizer.h (vectorizable_function): Add argument type
8718 argument, change return type.
8719 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8720 * tree-vect-transform.c (vectorizable_function): Handle extra
8721 argument, return vectorized function decl.
8722 (build_vectorized_function_call): Remove.
8723 (vectorizable_call): Handle calls with result and argument types
8724 differing. Handle loop vectorization factor correctly.
8725 * targhooks.c (default_builtin_vectorized_function): Adjust for
8727 * targhooks.h (default_builtin_vectorized_function): Likewise.
8728 * target.h (builtin_vectorized_function): Add argument type
8730 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8731 extra argument, allow vectorizing of lrintf.
8732 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8733 documentation of target hook.
8735 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8738 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8739 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8740 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8742 2007-02-05 Roger Sayle <roger@eyesopen.com>
8744 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8745 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8746 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8747 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8748 before canonicalizing sincos to cexpi.
8749 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8751 2007-02-05 Roger Sayle <roger@eyesopen.com>
8753 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8754 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8755 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8757 2007-02-05 Roger Sayle <roger@eyesopen.com>
8759 * mips-tfile.c (initialize_init_file): Correct endianness test.
8761 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8763 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8766 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8768 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8769 saves in a PARALLEL before the register assignments.
8771 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8773 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8774 DWARF_FRAME_RETURN_COLUMN to be a general register.
8775 * dwarf2out.c (init_return_column_size): New function, split from...
8776 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8777 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8778 to be nongeneral registers.
8779 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8781 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8782 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8784 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8786 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8788 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8790 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8791 (remove_path): Use can_remove_branch_p and remove_branch instead
8792 of loop_delete_branch_edge.
8793 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8794 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8795 Update profile using scale_dominated_blocks_in_loop.
8796 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8797 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8798 (can_remove_branch_p, remove_branch): Declare.
8799 * tree-cfg.c (tree_can_remove_branch_p): New function.
8800 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8801 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8802 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8804 2007-02-05 Jan Hubicka <jh@suse.cz>
8807 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8808 nodes in cgraph, don't remove offline copy of the function.
8810 2007-02-04 Jan Hubicka <jh@suse.cz>
8812 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8813 vectors might cause maybe_lookup_element_for_expr to be called
8814 on non-sra-candidate.
8816 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8818 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8819 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8820 spelling conventions.
8822 2007-02-04 Richard Guenther <rguenther@suse.de>
8825 * fold-const.c (try_move_mult_to_index): Make sure to not
8826 overflow one dimension of a multi-dimensional array access.
8828 2007-02-04 Jan Hubicka <jh@suse.cz>
8830 * passes.c (init_optimization_passes): Reindent.
8832 2007-02-04 Jan Hubicka <jh@suse.cz>
8833 Eric Botcazou <ebotcazou@adacore.com>
8835 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8836 (execute_fixup_cfg): Break out the abnormal goto code.
8837 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8838 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8839 (optimize_inline_calls): Call make_nonlocal_label_edges.
8841 2007-02-04 Jan Hubicka <jh@suse.cz>
8843 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8844 true when something was changed.
8845 (rename_ssa_copies): When something was changed, do
8846 TODO_remove_unused_locals.
8847 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8848 add TODO_remove_unused_locals when instruction was removed.
8850 2007-02-04 Jan Hubicka <jh@suse.cz>
8852 * ipa-inline.c (try_inline): Improve debug output; work on already
8854 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8855 call try_inline for already inlined edges too when flattening;
8856 inline also functions that make callee growth but overall unit size
8859 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8861 * config/m32c/bitops.md, config/m32c/jump.md,
8862 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8863 config/m32r/m32r.h, config/m32r/m32r.md,
8864 config/m32r/predicates.md, config/m68hc11/larith.asm,
8865 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8866 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8867 config/mips/mips-protos.h, config/mips/mips.c,
8868 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8869 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8870 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8871 spelling conventions.
8873 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8874 Follow spelling conventions.
8876 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8878 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8879 warn about C++0x compatibility.
8881 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8883 * config/h8300/h8300.c, config/h8300/h8300.h,
8884 config/h8300/h8300.md: Follow spelling conventions.
8886 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8889 * combine.c (try_combine): Do not substitute source operand
8890 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8892 2007-02-03 Jan Hubicka <jh@suse.cz>
8894 PR gcov-profile/30650
8895 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8896 do not divide by zero for never executed counters.
8897 (tree_find_values_to_profile): Fix counters.
8898 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8900 2007-02-03 Ian Lance Taylor <iant@google.com>
8902 * lower-subreg.c (simple_move_operand): New static function,
8903 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8905 (simple_move): Call simple_move_operand.
8906 (find_decomposable_subregs): Add special handling of MEMs.
8907 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8908 meaning of return value. If we see a hard register, test whether
8909 it can store a word_mode value. Change all callers.
8911 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8913 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8914 ftrapv insns and expanders.
8915 (subdi3): Change define_expand operand 1 to arith11_operand, and
8916 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8917 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8918 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8922 * varasm.c (notice_global_symbol): Treat global objects as weak when
8925 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8927 * emit-rtl.c (dconstpi): Delete.
8929 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8930 * real.h (dconstpi): Delete.
8932 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8933 (fold_builtin_hypot): Likewise.
8935 2007-02-03 Tom Tromey <tromey@redhat.com>
8938 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8939 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8941 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8943 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8944 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8945 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8946 config/rs6000/cell.md, config/rs6000/darwin.h,
8947 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8948 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8949 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8950 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8951 typos. Follow spelling conventions.
8952 * doc/invoke.texi: Follow spelling conventions.
8954 2007-02-03 Roger Sayle <roger@eyesopen.com>
8956 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8957 canonicalization transformations that attempt to simplify integer
8958 constant comparisons to become comparisons against zero.
8960 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8962 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8964 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8965 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8967 2007-02-02 Mike Stump <mrs@apple.com>
8969 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8970 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8971 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8972 generate a branch island.
8974 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8976 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8977 (xtensa_legitimate_address_p): New.
8978 (xtensa_legitimize_address): New.
8979 (xtensa_output_addr_const_extra): New.
8980 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8982 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8983 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8984 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8985 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8986 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8987 (xtensa_legitimize_address): New.
8988 (xtensa_output_addr_const_extra): New.
8990 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8992 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8994 2007-02-02 Ian Lance Taylor <iant@google.com>
8996 * expmed.c (expand_divmod): Add comment.
8998 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9000 * emit-rtl.c (renumber_insns): Remove.
9001 * flags.h: Remove the extern for flag_renumber_insns.
9002 * rtl.h: Remove the prototype for renumber_insns.
9003 * toplev.c (flag_renumber_insns): Remove.
9005 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9007 Revert for x86 darwin:
9008 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9010 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9011 code before the following patch under TARGET_MACHO.
9012 (ix86_function_value_regno_p): Likewise.
9014 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9019 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9022 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9023 general or fp registers. Add comments.
9024 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9026 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9028 * pointer-set.c (insert_aux): Only return insertion slot.
9029 (pointer_set_insert): Adjust.
9030 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9031 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9032 pointer_map_traverse): New.
9033 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9034 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9035 pointer_map_contains, pointer_map_traverse): Declare.
9037 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9040 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9041 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9043 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9045 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9047 (struct _dep): New type.
9048 (dep_t): New typedef.
9049 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9050 (DEP_STATUS): New access macro. The macro with the same name was
9051 renamed to DEP_LINK_STATUS.
9052 (dep_init): Declare function
9054 (struct _dep_link): New type.
9055 (dep_link_t): New typedef.
9056 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9057 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9058 (DEP_LINK_STATUS): New macro.
9059 (debug_dep_links): New debug function.
9061 (struct _deps_list): New type.
9062 (deps_list_t): New typedef.
9063 (DEPS_LIST_FIRST): New access macro.
9064 (FOR_EACH_DEP_LINK): New cycle macro.
9065 (create_deps_list, free_deps_list, delete_deps_list): Declare
9067 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9068 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9069 (copy_deps_list_change_con): Ditto.
9071 (move_dep_link): Declare function.
9073 (struct _dep_node): New type.
9074 (dep_node_t): New typedef.
9075 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9077 (struct haifa_insn_data.back_deps): New field to hold backward
9078 dependencies of the insn.
9079 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9081 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9082 Change its type to deps_list_t.
9083 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9084 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9085 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9087 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9089 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9091 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9093 (dep_cost): Declare.
9095 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9096 (ds_to_dk, dk_to_ds): New functions.
9098 (init_dep_1): New static function.
9099 (init_dep): New function.
9100 (copy_dep): New static function.
9102 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9104 (detach_dep_link): New static function.
9105 (move_dep_link): New function.
9107 (dep_links_consistent_p, dump_dep_links): New static functions.
9108 (debug_dep_links): New debugging function.
9110 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9112 (alloc_deps_list, init_deps_list): New static functions.
9113 (create_deps_list): New function.
9114 (clear_deps_list): New static function.
9115 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9116 (deps_list_consistent_p, dump_deps_list): New static functions.
9117 (debug_deps_list): New function.
9118 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9120 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9122 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9123 use new scheduler dependencies lists.
9124 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9125 (sched_analyze): Ditto. Initialize dependencies lists.
9126 (add_forw_dep, compute_forward_dependences): Update to use new
9127 scheduler dependencies lists.
9129 (init_dependency_caches): Init deps_obstack.
9130 (free_dependency_caches): Free deps_obstack.
9132 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9133 new scheduler dependencies lists.
9134 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9135 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9137 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9138 Update to use new scheduler dependencies lists.
9139 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9140 (debug_dependencies): Ditto.
9141 (schedule_region): Update comments.
9143 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9144 scheduler dependencies lists.
9145 (schedule_ebb): Update comments.
9147 * rtl.def (DEPS_LIST): Remove.
9149 * lists.c (unused_deps_list): Remove.
9150 (free_list): Update assertions.
9152 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9153 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9155 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9156 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9158 * haifa-sched.c (comments): Update.
9159 (insn_cost1): Remove. Inline the code into insn_cost ().
9160 (insn_cost): Update to use new scheduler dependencies lists. Move
9161 processing of the dependency cost to dep_cost ().
9162 (dep_cost): New function. Use it instead of insn_cost () when
9163 evaluating cost of the dependency. Use compatible interface to
9164 interact with the target.
9165 (priority): Update to use new scheduler dependencies lists.
9166 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9167 with greater number of insns that depend on the insn.
9168 (schedule_insn): Update to use new scheduler dependencies lists. Add
9169 code to free backward dependencies lists. Inline and optimize code
9170 from resolve_dep () - see PR28071.
9171 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9172 lists. Update call to targetm.sched.is_costly_dependence hook.
9174 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9175 scheduler dependencies lists.
9177 (resolve_dep): Remove. Move the logic to schedule_insn ().
9178 (init_h_i_d): Initialize dependencies lists.
9180 (process_insn_depend_be_in_spec): Rename to
9181 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9183 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9184 Update to use new scheduler dependencies lists.
9185 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9187 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9188 new scheduler dependencies lists.
9189 (build_intra_loop_deps): Ditto.
9191 * target.h (struct _dep): Declare to use in
9192 gcc_target.sched.is_costly_dependence.
9193 (struct gcc_target.sched.adjust_cost): Fix typo.
9194 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9195 single dep_t parameter instead of an equivalent triad.
9196 (struct gcc_target.sched.adjust_cost_2): Remove.
9198 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9200 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9202 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9204 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9206 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9207 (REG_DEP_TRUE): Document.
9209 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9210 Change signature to correspond to the targetm.sched.adjust_cost hook.
9211 Update use in TARGET_SCHED_ADJUST_COST_2.
9212 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9213 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9214 new scheduler dependencies lists.
9215 (ia64_gen_check): Ditto.
9217 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9220 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9221 signature to correspond to the targetm.sched.is_costly_dependence hook.
9222 (is_costly_group): Update to use new scheduler dependencies lists.
9224 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9225 instead of INSN_COST () macro.
9227 2007-02-01 Ian Lance Taylor <iant@google.com>
9229 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9231 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9233 * pa.md (tp_load): Correct mfctl instruction syntax.
9235 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9237 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9238 altivec_padding_size calculation on AIX. Improve comment, add
9239 assert to verify that it's right.
9241 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9244 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9247 * global.c (global_alloc): Add mising initialization of
9250 2007-02-01 Roger Sayle <roger@eyesopen.com>
9252 * alias.c (init_alias_analysis): Correct whitespace.
9253 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9254 partition_hot_cold_basic_blocks): Likewise.
9255 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9256 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9257 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9258 fold_builtin_snprintf_chk, fold_builtin_printf,
9259 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9260 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9261 * cfgcleanup.c (cleanup_cfg): Likewise.
9262 * cfgexpand.c (tree_expand_cfg): Likewise.
9263 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9264 * function.c (get_next_funcdef_no): Likewise.
9265 * gengtype.c (main): Likewise.
9266 * genmodes.c (main): Likewise.
9267 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9268 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9269 * ifcvt.c (noce_emit_move_insn): Likewise.
9270 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9272 * stor-layout.c (get_best_mode): Likewise.
9273 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9274 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9275 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9276 perform_var_substitution, solve_graph): Likewise.
9277 * tree-vrp.c (vrp_finalize): Likewise.
9279 2007-02-01 Ian Lance Taylor <iant@google.com>
9281 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9282 high part of a paradoxical subreg, return a constant zero.
9284 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9286 * toplev.c (lang_dependent_init): Call init_set_costs.
9287 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9289 2007-02-01 Richard Guenther <rguenther@suse.de>
9292 * fold-const.c (fold_negate_expr): Allow negating a
9293 constant if overflow does not change.
9295 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9297 * doc/c-tree.texi (Expression trees): Improve markup.
9298 * doc/tm.texi (Register Classes, Addressing Modes)
9299 (Floating Point): Fix spacing after abbreviations. Fix some
9302 2007-02-01 Ben Elliston <bje@au.ibm.com>
9304 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9305 * doc/contrib.texi: Likewise.
9306 * doc/install.texi: Likewise.
9308 2007-01-31 Richard Henderson <rth@redhat.com>
9309 Ian Lance Taylor <iant@google.com>
9311 * lower-subreg.c: New file.
9312 * rtl.def (CONCATN): Define.
9313 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9315 * emit-rtl.c (update_reg_offset): New static function, broken out
9316 of gen_rtx_REG_offset.
9317 (gen_rtx_REG_offset): Call update_reg_offset.
9318 (gen_reg_rtx_offset): New function.
9319 * regclass.c: Revert patch of 2006-03-05, restoring
9321 (clear_reg_info_regno): New function.
9322 * dwarf2out.c (concatn_loc_descriptor): New static function.
9323 (loc_descriptor): Handle CONCATN.
9324 * common.opt (fsplit_wide_types): New option.
9325 * opts.c (decode_options): Set flag_split_wide_types when
9327 * timevar.def (TV_LOWER_SUBREG): Define.
9328 * rtl.h (gen_reg_rtx_offset): Declare.
9329 (reg_scan_update): Declare.
9330 * regs.h (clear_reg_info_regno): Declare.
9331 * tree-pass.h (pass_lower_subreg): Declare.
9332 (pass_lower_subreg2): Declare.
9333 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9334 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9336 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9337 * Makefile.in (OBJS-common): Add lower-subreg.o.
9338 (lower-subreg.o): New target.
9340 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9342 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9344 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9347 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9349 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9352 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9354 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9356 * cfgloop.h: Include vec-prim.h.
9357 (enum li_flags): Remove LI_ONLY_OLD.
9358 (loop_iterator): Changed.
9359 (fel_next, fel_init): Iterate over loop tree.
9360 (FOR_EACH_LOOP_BREAK): New macro.
9361 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9363 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9364 * modulo-sched.c (sms_schedule): Ditto.
9365 * tree-vectorizer.c (vectorize_loops): Ditto.
9366 * doc/loop.texi: Update information on loop numbering and behavior of
9367 FOR_EACH_LOOP wrto new loops.
9368 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9369 add_to_evolution_1): Test nestedness of loops instead of comparing
9371 * tree-chrec.c (chrec_fold_plus_poly_poly,
9372 chrec_fold_multiply_poly_poly, chrec_evaluate,
9373 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9374 reset_evolution_in_loop): Ditto.
9375 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9377 2007-01-31 Dirk Mueller <dmueller@suse.de>
9379 * c-common.c (warn_about_parentheses): Separate warning about
9380 un-parenthized sequence of comparison operators from the one
9381 which is supposed to warn about x <= y <= z.
9383 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9385 * optabs.h (enum optab_index): Add new OTI_isinf.
9386 (isinf_optab): Define corresponding macro.
9387 * optabs.c (init_optabs): Initialize isinf_optab.
9388 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9390 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9391 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9393 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9394 expand_builtin_interclass_mathfn.
9395 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9396 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9397 (fxam<mode>2_i387): New insn pattern.
9398 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9399 built-in functions as x87 inline asm.
9401 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9403 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9405 2007-01-30 Eric Christopher <echristo@apple.com>
9407 * config.gcc: Add geode.
9409 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9411 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9412 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9413 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9414 value-prof.c: Fix comment typos.
9416 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9419 * doc/invoke.texi (Wpointer-arith): Document warning.
9421 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9423 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9424 the list of discrepancies from the draft TR.
9426 2007-01-30 Dirk Mueller <dmueller@suse.de>
9429 * doc/invoke.texi (-Wreturn-type): Update description to
9432 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9434 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9436 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9438 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9439 to handle optabs that operate on floating point input argument and
9440 output to integer output.
9441 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9442 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9443 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9444 expand_builtin_interclass_mathfn ().
9445 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9447 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9448 ilogbl built-in functions as x87 intrinsics.
9450 2007-01-30 Richard Guenther <rguenther@suse.de>
9453 * dwarf2out.c (reference_to_unused): Query varpool if the
9454 variable was output.
9456 2007-01-30 Richard Guenther <rguenther@suse.de>
9459 * passes.c (execute_one_pass): Reset in_gimple_form to not
9460 confuse non-unit-at-a-time mode.
9462 2007-01-29 Roger Sayle <roger@eyesopen.com>
9463 Richard Guenther <rguenther@suse.de>
9465 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9466 avoid undefined behaviour on overflow. Use force_fit_type_double
9467 to construct the constant with the specified TREE_OVERFLOW.
9469 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9471 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9472 * config/dfp-bit.h: Ditto.
9474 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9476 * c-decl.c (pop_scope): Replace warnings with call to
9477 warn_for_unused_label.
9478 * c-common.h (warn_for_unused_label): Declare.
9479 * c-common.c (warn_for_unused_label): Define.
9481 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9483 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9486 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9488 * Makefile.in (USER_H): Remove decfloat.h.
9489 * ginclude/decfloat.h: Delete, moving contents to ...
9490 * ginclude/float.h: Add support for decimal floating point,
9491 guarded by __STDC_WANT_DEC_FP__.
9493 2007-01-29 Mike Stump <mrs@apple.com>
9495 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9496 Analysis and Representation to resolve case insensitive conflict.
9497 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9499 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9501 * tree.h (struct tree_memory_tag): Add aliases member.
9502 (MTAG_ALIASES): New macro.
9503 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9504 (add_may_alias): Remove pointer-set. Update for may_aliases being
9506 (mark_aliases_call_clobbered): Update for may_aliases being a
9508 (compute_tag_properties): Ditto.
9509 (create_partition_for): Ditto.
9510 (compute_memory_partitions): Ditto.
9511 (dump_may_aliases_for): Ditto.
9512 (is_aliased_with): Ditto.
9513 (add_may_alias_for_new_tag): Ditto.
9514 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9515 (compute_is_aliased): New function.
9516 (compute_may_aliases): Call compute_is_aliased).
9517 (init_alias_info): Initialize alias_bitmap_obstack.
9518 (union_alias_set_into): New function.
9519 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9520 (have_common_aliases_p): Rewrite to take two bitmaps and use
9522 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9524 (finalize_ref_all_pointers): Update for add_may_alias changes.
9525 (new_type_alias): Ditto.
9526 * tree-flow-inline.h (may_aliases): Return a bitmap.
9527 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9528 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9529 may_aliases being a bitmap.
9530 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9531 may_aliases now returns a bitmap.
9532 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9534 * tree-ssa-operands.c (add_virtual_operand): Update for
9535 may_aliases being a bitmap.
9537 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9539 PR tree-optimization/30630
9540 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9541 variable as changed.
9543 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9546 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9547 expanded only once even if an error occurs.
9549 2007-01-29 Ben Elliston <bje@au.ibm.com>
9551 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9552 (__gcov_average_profiler): Likewise.
9553 (__gcov_ior_profiler): Likewise.
9554 (__gcov_merge_ior): Likewise.
9556 2007-01-28 Jan Hubicka <jh@suse.cz>
9558 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9559 * value-prof.c (stringop_block_profile): Likewise.
9561 2007-01-28 Jan Hubicka <jh@suse.cz>
9563 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9564 variant handling histograms; add wrapper.
9565 (clear_storage_via_libcall): Export.
9566 (emit_block_move_hints): Break out from ...; add histograms.
9567 (emit_block_move): ... this one.
9568 (clear_storage_hints): Break out from ...; add histograms.
9569 (clear_storage): ... this one.
9570 (set_storage_via_memset): Handle histogram.
9571 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9572 (clear_storage_hints, clear_storage_via_libcall): Declare.
9573 (set_storage_via_setmem): Update prototype.
9574 * doc/md.texi (movmem, setmem): Document new arguments.
9576 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9578 (stringop_block_profile): New global function.
9579 (tree_stringops_values_to_profile): Profile block size and alignment.
9580 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9582 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9583 (stringop_block_profile): Declare.
9584 * builtins.c: Include value-prof.h.
9585 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9586 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9587 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9588 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9589 * profile.c (instrument_values): Add new counters.
9590 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9592 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9593 (tree_init_edge_profiler): Build new profilers.
9594 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9595 (pass_tree_profile): Add dump.
9596 (tree_profile_hooks): Update.
9597 * Makefile.in (LIBGCOV): Add new constants.
9598 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9599 __gcov_ior_profiler): New.
9600 * i386.md (movmem/setmem expanders): Add new optional arguments.
9602 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9604 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9606 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9608 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9609 (tree_unswitch_single_loop): Pass eni_size_weights to
9610 tree_num_loop_insns.
9611 * tree-ssa-loop-manip.c: Include tree-inline.h.
9612 (can_unroll_loop_p): Pass eni_size_weights to
9613 tree_num_loop_insns.
9614 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9615 Pass eni_size_weights to estimate_num_insns.
9616 * tree.h (init_inline_once): Export.
9617 * toplev.c (backend_init): Call init_inline_once.
9618 * cgraphunit.c (cgraph_process_new_functions,
9619 cgraph_analyze_function): Pass eni_inlining_weights to
9621 * ipa-inline.c (compute_inline_parameters): Ditto.
9622 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9623 to estimate_num_insns.
9624 (try_unroll_loop_completely): Pass eni_size_weights to
9625 tree_num_loop_insns.
9626 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9627 ot estimate_num_insns.
9628 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9629 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9630 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9631 eni_time_weights): New variables.
9632 (init_inline_once): Initialize them.
9633 (struct eni_data): Mew.
9634 (estimate_num_insns_1, estimate_num_insns): Use weights.
9635 * tree-inline.h (struct eni_weights_d): New.
9636 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9637 (estimate_num_insns): Declaration changed.
9638 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9639 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9640 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9642 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9644 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9645 relations in the conflict function is valid.
9647 2007-01-27 Ian Lance Taylor <iant@google.com>
9649 * common.opt: Add fstrict-overflow.
9650 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9651 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9652 (TYPE_OVERFLOW_UNDEFINED): Define.
9653 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9655 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9656 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9657 (fold_negate_expr): Likewise.
9658 (make_range): Likewise.
9659 (extract_muldiv_1): Likewise.
9660 (maybe_canonicalize_comparison): Likewise.
9661 (fold_comparison): Likewise.
9662 (fold_binary): Likewise.
9663 (tree_expr_nonnegative_p): Likewise.
9664 (tree_expr_nonzero_p): Likewise.
9665 * tree-vrp.c (compare_values): Likewise.
9666 (extract_range_from_binary_expr): Likewise.
9667 (extract_range_from_unary_expr): Likewise.
9668 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9670 (nowrap_type_p): Likewise.
9671 * tree-scalar-evolution.c (simple_iv): Likewise.
9672 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9673 (build_range_check): Likewise.
9674 (extract_muldiv_1): Likewise.
9675 (fold_comparison): Likewise.
9676 * tree-vrp.c (vrp_int_const_binop): Likewise.
9677 (extract_range_from_unary_expr): Likewise.
9678 * convert.c (convert_to_integer): Likewise.
9679 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9680 (fold_comparison): Likewise.
9681 (fold_binary): Likewise.
9682 * optabs.c (optab_for_tree_code): Likewise.
9683 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9684 * simplify-rtx.c (simplify_const_relational_operation): Check
9685 flag_strict_overflow and flag_trapv.
9686 (simplify_const_relational_operation): Likewise.
9687 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9688 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9691 2007-01-27 Roger Sayle <roger@eyesopen.com>
9693 * tree.c (tree_fold_gcd): Delete.
9694 * tree.h (tree_fold_gcd): Remove prototype.
9695 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9696 test whether one constant integer is a multiple of another. Instead
9697 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9698 * fold-const.c (multiple_of_p): We've determined both TOP and
9699 BOTTOM are integer constants so we can call int_const_binop directly
9700 instead of the more generic const_binop.
9702 2007-01-27 Roger Sayle <roger@eyesopen.com>
9704 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9705 1*X check that the constant hasn't overflowed, to preserve the
9707 (round_up): Provide an efficient implementation when rouding-up an
9708 INTEGER_CST to a power-of-two.
9710 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9712 * doc/sourcebuild.texi: Add comma for clarity.
9713 * doc/extend.texi: Fix some typos.
9714 * doc/passes.texi: Likewise.
9715 * doc/cppinternals.texi: Likewise.
9716 * doc/c-tree.texi: Likewise.
9717 * doc/tree-ssa.texi: Likewise.
9718 * doc/install.texi: Likewise.
9720 2007-01-27 Jan Hubicka <jh@suse.cz>
9722 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9723 (pass_sra): Do not require alias information.
9724 * passes.c (init_optimization_passes): Add SRA
9726 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9728 * tracer.c (rest_of_handle_tracer): We already cleaned
9729 up the CFG in tracer() so don't do it here again.
9730 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9731 cleanup_cfg here, either. And don't call renumber_insns.
9733 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9734 and BB_HEAD are in the insn stream here. Instead make sure
9735 that BB_INSN is valid on all insns. Also, do check here that
9736 there are no pending branch predictions...
9737 (rtl_verify_flow_info): ...instead of doing it here. Checks
9738 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9741 2007-01-26 Roger Sayle <roger@eyesopen.com>
9743 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9744 function to simplify/factorize operand order canonicalization.
9745 (ix86_fixup_binary_operands): Reorganize using the above function.
9746 (ix86_binary_operator_ok): Likewise.
9748 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9750 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9751 file scope from optimize_attrs.
9752 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9754 (optimize_attrs): Clear insn_code_values after freeing it.
9756 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9758 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9759 a parts.base assignment.
9761 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9763 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9764 (compute_subscript_distance, initialize_data_dependence_relation,
9765 finalize_ddr_dependent, analyze_ziv_subscript,
9766 analyze_siv_subscript_cst_affine,
9767 compute_overlap_steps_for_affine_univar,
9768 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9769 analyze_siv_subscript, analyze_miv_subscript,
9770 analyze_overlapping_iterations, subscript_dependence_tester_1,
9771 compute_self_dependence, free_dependence_relation): Work
9772 with affine_fn instead of chrecs.
9773 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9774 common_affine_function, affine_function_base,
9775 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9776 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9777 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9778 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9779 (all_chrecs_equal_p): Removed.
9780 * tree-data-ref.h (affine_fn, conflict_function): New types.
9781 (struct subscript): Change type of conflicting_iterations_in_a
9782 and conflicting_iterations_in_b.
9784 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9787 * config/pa/pa.h (TARGET_HPUX_11): New.
9788 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9789 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9791 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9792 Richard Guenther <rguenther@suse.de>
9794 * tree-ssa-structalias.c (solve_graph): Handle case
9795 we merged the variable to another.
9797 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9802 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9803 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9805 2007-01-25 DJ Delorie <dj@redhat.com>
9807 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9808 allow changes to modes which don't fit in those registers.
9810 * reload1.c (choose_reload_regs): Check for invalid subregs before
9811 computing their locations, not after.
9813 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9816 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9817 save Altivec registers in an eh_return function.
9818 (compute_vrsave_mask): Likewise.
9819 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9820 for saving Altivec registers.
9821 (rs6000_emit_prologue): Don't allocate stack twice in
9822 eh_return function. Correct expected value of altivec_save_offset
9823 when using save_world. Describe save of R0 to stack when using
9824 save_world. Describe stack pointer adjustment when using
9825 save_world. Remove duplicated eh_return parameter register saving.
9826 Update sp_offset variable after save_world.
9827 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9829 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9830 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9833 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9835 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9837 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9840 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9841 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9843 2007-01-25 Richard Guenther <rguenther@suse.de>
9845 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9846 * common.opt (-Wcoverage-mismatch): New warning option.
9847 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9848 if -Wcoverage-mismatch is given.
9850 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9852 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9853 (ipcp_driver): Change to static definition.
9854 Add dumping of the ifunctions.
9855 (constant_val_insert): Remove unused parameter. Support for SSA.
9856 (ipcp_propagate_const): Support for SSA.
9857 (ipcp_profile_bb_print): Print only analyzed nodes.
9858 (ipcp_replace_map_create): Remove support for Fortran constant
9860 * ipa-prop.c (ipa_method_modify_stmt,
9861 ipa_callsite_compute_param): Support for SSA.
9862 * ipa-prop.h (ipcp_driver): Remove declaration.
9863 (IS_VALID_TREE_MAP_INDEX): Add define.
9865 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9867 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9869 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9872 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9873 constant argument to cabs and do it without checking for
9874 -funsafe-math-optimizations.
9876 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9878 * c-common.h (RID_FIRST_CXX0X): New.
9879 (RID_LAST_CXX0X): New.
9880 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9882 * c.opt (Wc++0x-compat): New.
9883 * doc/invoke.texi (-Wc++0x-compat): Document.
9885 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9887 * builtins.c (fold_builtin_carg): New.
9888 (fold_builtin_1): Use it.
9890 2007-01-24 Jan Hubicka <jh@suse.cz>
9892 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9894 * ipa-inline.c (initial_insns, max_insns): Delete.
9895 (compute_max_insns): New function.
9896 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9897 of insns as base for code growth.
9898 (cgraph_decide_inlining): Make initial_insns local; do not compute
9900 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9901 * doc/invoke.texi (inline-unit-growth): Update docs.
9903 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9905 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9906 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9907 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9908 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9909 for CPUs that have PTA_CX16 set.
9912 * gimplify.c (omp_check_private): New function.
9913 (gimplify_scan_omp_clauses): Use it for
9914 firstprivate/lastprivate/reduction.
9917 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9918 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9921 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9922 If lower_lastprivate_clauses emits some statements, append them
9923 to dlist rather than body_p and to body_p append an initializer.
9924 (lower_omp_for): Adjust caller.
9926 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9928 * target.h (globalize_decl_name): New.
9929 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9930 * output.h (default_globalize_decl_name): New.
9931 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9933 (globalize_decl): Ditto.
9934 (default_globalize_decl_name): New.
9935 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9936 (ia64_handle_version_id_attribute): New.
9937 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9938 (ia64_asm_output_external): Use globalize_decl_name instead
9940 * doc/extend.texi (version_id): New pragma.
9941 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9943 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9945 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9946 _uleb128_t and _Unwind_SWord with _sleb128_t.
9947 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9948 uw_frame_state_for, uw_update_context_1): Likewise.
9949 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9950 * unwind-pe.h (read_uleb128, read_sleb128,
9951 read_encoded_value_with_base): Likewise.
9952 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9954 2007-01-24 Richard Guenther <rguenther@suse.de>
9956 * builtins.c (expand_builtin_cexpi): Get the fndecl
9957 for cexp in the correct way.
9959 2007-01-24 Jan Hubicka <jh@suse.cz>
9961 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9963 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9965 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9966 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9967 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9968 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9969 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9970 __SIZEOF_PTRDIFF_T__.
9971 * doc/cpp.texi: Documentation for the new builtin macros added.
9973 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9975 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9976 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9977 instead of operands[2] to avoid access past the end of array.
9979 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9981 * reload1.c (emit_reload_insns): Pass the reload register
9982 for a non-spill output reload through forget_old_reloads_1.
9984 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9986 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9987 _SOFT_DOUBLE if doubles use software floating-point.
9988 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9989 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9990 * config/rs6000/darwin-ldouble.c: Also compile functions for
9991 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9992 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9993 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9994 commented-out long double override.
9995 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9996 * config/rs6000/eabispe.h: Likewise.
9997 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9998 long double for non-SPE.
9999 (rs6000_handle_option): Likewise.
10000 (invalid_e500_subreg): Disallow more subregs involding DImode,
10001 DFmode, TImode or TFmode.
10002 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10004 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10006 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10007 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10009 (rs6000_legitimate_address): Also check for TFmode for E500
10011 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10012 (spe_build_register_parallel): Handle TFmode and TCmode.
10013 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10015 (function_arg): Handle TFmode and TCmode for E500 double.
10016 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10018 (print_operand): Handle TFmode and TImode for %y.
10019 (rs6000_generate_compare): Handle TFmode comparisons for E500
10021 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10022 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10023 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10024 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10025 TFmode for E500 double.
10026 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10027 (floatsidf2): Enable for E500 double.
10028 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10029 (extenddftf2): Change to extenddftf2_fprs.
10030 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10031 depending on TARGET_E500_DOUBLE.
10032 (extendsftf2): Enable for E500 double.
10033 (trunctfdf2): Enable for E500 double.
10034 (trunctfsf2): Change to trunctfsf2_fprs.
10035 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10036 depending on TARGET_E500_DOUBLE.
10037 (floatsitf2): Enable for E500 double.
10038 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10039 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10040 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10041 (negtf2): Change to negtf2_internal.
10042 (negtf2): New expander.
10043 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10044 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10045 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10046 (movdi_internal32): Use rs6000_nonimmediate_operand.
10047 (unnamed splitter): Likewise.
10048 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10049 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10050 (SPE64TF, DITI): New mode macros.
10051 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10054 (frob_<mode>_di_2): New.
10055 (frob_tf_di_8_2): New.
10056 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10058 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10060 (frob_ti_<mode>_8_2): New.
10061 (frob_ti_tf_2): New.
10062 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10063 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10065 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10066 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10067 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10068 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10069 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10070 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10073 2007-01-23 Ian Lance Taylor <iant@google.com>
10075 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10077 (OBJS-archive): Reformat, alphabetize.
10078 (OBJS): Change out_object_file to OBJS-md.
10080 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10082 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10083 JUMP_P and CALL_P predicates where applicable.
10084 * config/i386/i386.c: Ditto.
10085 * config/i386/i386.md: Ditto.
10086 * config/i386/mmx.md: Ditto.
10087 * config/i386/predicates.md: Ditto.
10089 2007-01-22 Andreas Schwab <schwab@suse.de>
10091 * config/m68k/m68k.h: Fix comment.
10093 2007-01-22 Jan Hubicka <jh@suse.cz>
10095 * passes.c (init_optimization_passes): Do not rerun
10096 pass_early_warn_uninitialized.
10098 2007-01-22 Richard Guenther <rguenther@suse.de>
10100 PR tree-optimization/30038
10101 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10103 (execute_cse_sincos_1): Likewise.
10104 (execute_cse_sincos): Likewise.
10105 (gate_cse_sincos): Likewise.
10106 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10107 the cexpi() canonicalization of sincos().
10108 * tree-pass.h (pass_cse_sincos): Declare.
10109 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10111 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10113 PR rtl-optimization/29329
10114 * combine.c (replaced_rhs_insn): Rename to i2mod.
10115 (replaced_rhs_value): Rename to i2mod_new_rhs.
10116 (i2mod_old_rhs): New global variable.
10117 (combine_instructions): Adjust for above change. Save a copy of
10118 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10119 note are substituted in the second instruction.
10120 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10121 ditch the note if it pertains to the second eliminated register
10122 and this register is mentioned in i2mod_old_rhs.
10125 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10127 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10128 the insn to which the note was originally attached.
10130 2007-01-21 Jan Hubicka <jh@suse.cz>
10132 * ipa-inline.c (inlining_mode): Comment, move up.
10133 (cgraph_decide_inlining_incrementally): Do not perform inlining
10134 itself; fix handling of flattening of self recursive functions.
10135 (cgraph_find_cycles): Remove.
10136 (cgraph_flatten_node): Remove.
10137 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10138 (try_inline): New function.
10139 (cgraph_early_inlining): Update call of
10140 cgraph_decide_inlining_incrementally. Apply inlining here.
10141 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10143 2007-01-21 Dirk Mueller <dmueller@suse.de>
10146 * tree-vrp.c (check_array_bounds): do not warn
10147 about ADDR_EXPR's of ARRAY_REF's which are immediately
10148 used in binary expressions.
10150 2007-01-21 Ira Rosen <irar@il.ibm.com>
10152 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10153 read_write_dep and macros for its access.
10154 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10155 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10156 argument, call vect_check_interleaving for every independent pair of
10157 data-refs. Mark loads that access the same memory location as a store
10159 (vect_check_dependences): Remove.
10160 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10161 call, fix the call to vect_analyze_data_ref_dependence.
10162 (vect_analyze_data_ref_access): For statements that access the same
10163 data-ref, check that they are not stores; for loads, check that there
10164 is no store that access the same location.
10166 2007-01-20 Roger Sayle <roger@eyesopen.com>
10167 Joseph Myers <joseph@codesourcery.com>
10169 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10170 (-fdump-rtl-stack): Likewise.
10171 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10172 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10173 (-mpt-fixed): Use @minus{} for minus sign.
10174 (Using Precompiled Headers): Fix under/overfull hbox.
10176 2007-01-20 Jan Hubicka <jh@suse.cz>
10178 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10179 place within annotation.
10181 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10183 * pa.c (output_move_double): Change array size of xoperands to 4.
10185 2007-01-20 Jan Hubicka <jh@suse.cz>
10187 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10190 2007-01-19 Ian Lance Taylor <iant@google.com>
10192 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10193 constant to unsigned HOST_WIDE_INT before negating.
10195 2007-01-19 Ian Lance Taylor <iant@google.com>
10197 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10199 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10200 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10201 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10202 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10203 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10204 (realloc_vdef, realloc_vuse): Change second parameter to
10206 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10207 fields to unsigned.
10208 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10209 unsigned. Change x and lim locals to unsigned.
10210 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10212 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10213 (copy_virtual_operands): Change i and n locals to unsigned.
10215 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10217 PR middle-end/29335
10218 * builtins.c (fold_builtin_1): Handle builtin fdim.
10220 2007-01-20 Jan Hubicka <jh@suse.cz>
10222 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10223 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10224 init_alias_heapvars.
10225 (init_alias_heapvars): Initialize only when not already initialized.
10226 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10228 2007-01-19 Roger Sayle <roger@eyesopen.com>
10230 * common.opt (fsigned-zeros): New command line option.
10231 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10232 of flag_unsafe_math_optimizations.
10233 * opts.c (set_fast_math_flags): The -ffast-math command line option
10234 implies -fno-signed-zeros.
10235 (fast_math_flags_set_p): Likewise.
10237 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10238 the documentation of -ffast-math appropriately. Wrap long lines.
10240 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10242 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10243 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10245 2007-01-19 Tomas Bily <tbily@suse.cz>
10247 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10249 (tree_init_ic_make_global_vars): New function
10250 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10251 (tree_gen_ic_profiler): New function
10252 (tree_gen_ic_func_profiler): New function
10253 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10254 (tree_profile_hooks): Added hook for indirec/virtual calls
10255 * value-prof.c (tree_find_values_to_profile): New case for
10257 (tree_values_to_profile): Call for determining indirect/virtual
10259 (tree_indirect_call_to_profile): New function
10260 (tree_ic_transform): New function
10261 (tree_ic): New function
10262 (find_func_by_pid): New function
10263 (init_pid_map): New function
10264 (tree_value_profile_transformations): Added check for
10265 indirect/virtual call transformation
10266 * value-prof.h (enum hist_type): New counter type for
10267 indirect/virtual calls
10268 (profile_hooks): Added new hook for profiling indirect/virtual
10270 * profile.c (instrument_values): New case for indirect/virtual
10272 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10273 (GCOV_COUNTER_V_INDIR): New counter type
10274 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10275 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10277 * cgraph.c: Definition of cgraph_max_pid
10278 (cgraph_create_node): Default init of pid attribute
10279 * cgraph.h: Declaration of cgraph_max_pid
10280 (struct cgraph_node): Added pid attribute
10281 * libgcov.c (__gcov_indirect_call_profiler): New function
10282 (__gcov_one_value_profiler_body): New function
10283 (__gcov_one_value_profiler): Body was moved to
10284 __gcov_one_value_profiler_body and calls it
10286 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10288 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10289 * gengtype.c (write_types_data, write_func_for_structure,
10290 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10291 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10292 (walk_type, write_func_for_structure): Generate the mark_hook if
10295 2007-01-19 Jan Hubicka <jh@suse.cz>
10297 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10298 'early' argument take inlining mode argument specifying whether to
10299 inline for size/speeed or all functions; add support for flattening;
10301 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10303 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10306 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10307 the name of the declared identifier.
10309 2007-01-19 Dirk Mueller <dmueller@suse.de>
10311 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10312 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10313 duplicate evaluation.
10315 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10317 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10318 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10319 to XFMode, use acosxf2 and truncate result to requested mode.
10320 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10321 (asin<mode>2): Similarly, with asin expanders.
10322 (*fscalexf4_i387): Rename from *fscalexf4.
10323 (expNcorexf3): New expander.
10324 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10325 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10326 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10327 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10328 patterns for SSE math.
10329 (exp10<mode>2): Similarly, with exp10 expanders.
10330 (exp2<mode>2): Similarly, with exp2 expanders.
10331 (expm1<mode>2): Similarly, with expm1 expanders.
10332 (ldexp<mode>3): Similarly, with ldexp expanders.
10333 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10334 Use gen_truncxf<mode>2_i387_noop to truncate result.
10336 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10338 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10339 for ColdFire targets.
10341 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10342 Richard Sandiford <richard@codesourcery.com>
10344 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10345 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10346 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10347 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10348 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10349 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10351 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10353 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10354 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10355 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10356 (*adddi_dilshr32_cf): New pattern.
10357 (adddi3, subdi3): Remove first alternatives.
10359 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10361 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10362 implemented using move.l, do not use its cc result for floating-point
10365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10367 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10368 from accepting 's' constraints if flag_pic.
10370 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10372 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10373 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10374 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10375 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10377 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10379 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10380 ColdFire alternatives.
10381 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10382 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10383 architectures that support ff1 instruction.
10385 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10386 Julian Brown <julian@codesourcery.com>
10388 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10389 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10390 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10393 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10395 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10397 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10398 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10399 HOST_WIDE_INT instead of an rtx.
10400 (m68k_rtx_costs): Update call accordingly.
10401 (output_move_const_into_data_reg): Likewise. Fix formatting.
10402 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10404 (output_move_simode_const): Update calls after above changes.
10405 Rework to use automatic variables and predicates like MEM_P.
10406 * config/m68k/m68k.md (pushexthisi_const): Update call to
10409 2007-01-19 Dirk Mueller <dmueller@suse.de>
10411 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10412 in dump_flags test.
10414 2007-01-19 Richard Guenther <rguenther@suse.de>
10416 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10417 via cexp in case sincos is not available.
10419 2007-01-19 Richard Guenther <rguenther@suse.de>
10421 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10422 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10423 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10424 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10425 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10426 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10427 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10428 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10430 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10432 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10434 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10435 (atan2xf3): Directly generate RTL pattern.
10436 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10437 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10438 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10439 disable patterns for SSE math.
10440 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10441 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10442 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10443 disable patterns for SSE math.
10445 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10447 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10449 2007-01-18 Roger Sayle <roger@eyesopen.com>
10451 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10452 VIEW_CONVERT_EXPR to the same type as it's operand.
10454 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10456 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10457 configured for long double 128.
10459 2007-01-18 Mike Stump <mrs@apple.com>
10461 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10464 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10466 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10469 2007-01-18 Jan Hubicka <jh@suse.cz>
10471 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10472 greater than NUM_VOP_FREE_BUCKETS.
10474 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10476 * tree-ssa-structalias.c: Update comments.
10477 (ptabitmap_obstack): Removed.
10478 (pta_obstack): New.
10479 (oldpta_obstack): Ditto.
10480 (stats): Add a few members.
10481 (struct variable_info): Remove node, complex, address_taken, and
10482 indirect_target members. Add oldsolution member.
10483 (new_var_info): Do not initialize removed members.
10484 (constraint_expr_type): Remove INCLUDES.
10485 (constraint_graph): Add size, implicit_preds, rep,
10486 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10487 (FIRST_REF_NODE): New macro.
10488 (LAST_REF_NODE): Ditto.
10489 (FIRST_ADDR_NODE): Ditto.
10490 (find): New function.
10492 (dump_constraint): Do not handle INCLUDES.
10493 (insert_into_complex): Do not insert duplicate constraints.
10494 (condense_varmap_nodes): Renamed and rewritten into ...
10495 (merge_node_constraints): This. Also fix bug in handling of
10496 offseted copy constraints.
10497 (clear_edges_for_node): No longer need to deal with preds at all,
10498 or removing associated preds/succs.
10499 (merge_graph_nodes): Deal with indirect_cycles.
10500 Don't deal with predecessors.
10501 (add_implicit_graph_edge): New function.
10502 (add_pred_graph_edge): Ditto.
10503 (add_graph_edge): Don't deal with predecessors.
10504 (build_constraint_graph): Removed.
10505 (build_pred_graph): New function.
10506 (build_succ_graph): Ditto.
10507 (struct scc_info): Removed in_component. Added roots, dfs, and
10508 node_mapping. Remove visited_index, unification_queue.
10509 (scc_visit): Deal with union-find we do now.
10510 Deal with cycles with REF nodes.
10511 (collapse_nodes): Renamed and rewritten to ...
10512 (unify_nodes): This.
10513 (process_unification_queue): Removed.
10514 (topo_visit): Cleanup
10515 (do_da_constraint): Use find.
10516 (do_sd_constraint): Ditto.
10517 (do_ds_constraint): Ditto.
10518 (do_complex_constraint): Ditto.
10519 (init_scc_info): Update for removed and added members.
10520 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10521 (find_indirect_cycles): This.
10522 (equivalence_class): New variable.
10523 (label_visit): New function.
10524 (perform_variable_substitution): Rewritten.
10525 (free_var_substitution_info): New function.
10526 (find_equivalent_node): Ditto.
10527 (move_complex_constraints): Ditto.
10528 (eliminate_indirect_cycles): Ditto.
10529 (solve_graph): Only propagate changed bits.
10530 Use indirect cycle elimination.
10532 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10533 (tree_id_eq): Renamed to ...
10534 (tree_vi_eq): This. Update for member change
10535 (insert_id_for_tree): Renamed and rewritten to ...
10536 (insert_vi_for_tree): This.
10537 (lookup_id_for_tree): Renamed and rewritten to ...
10538 (lookup_vi_for_tree): This.
10539 (get_id_for_tree): Renamed and rewritten to ...
10540 (get_vi_for_tree): Ditto.
10541 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10542 (process_constraint): Don't handle INCLUDES.
10543 Remove special ADDRESSOF case.
10544 (find_func_aliases): Rewrite to use vi functions instead of id
10546 (create_function_info_for): Ditto.
10547 (create_variable_info_for): Ditto.
10548 (intra_create_variable_infos): Ditto.
10549 (merge_smts_into): Ditto.
10550 (find_what_p_points_to): Ditto.
10551 (init_base_vars): Ditto.
10552 (init_alias_vars): Ditto.
10553 (remove_preds_and_fake_succs): New function.
10554 (dump_sa_points_to_info): Dump new stats.
10555 (dump_solution_for_var): Use find.
10556 (set_used_smts): Fix formatting.
10557 (compute_points_to_sets): Updated for new functions.
10558 (ipa_pta_execute): Ditto.
10560 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10561 Richard Sandiford <richard@codesourcery.com>
10563 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10565 * calls.c (expand_call): If the return value is a PARALLEL,
10566 extract its first member.
10567 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10568 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10569 use FUNCTION_EXTRA_EPILOGUE.
10570 (m68k_function_value): Return a PARALLEL if the return value
10571 is of a pointer type.
10572 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10573 (FUNCTION_EXTRA_EPILOGUE): Remove.
10574 * config/m68k/m68k.md (D0_REG): New constant.
10576 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10578 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10579 output a NOP for empty epilogues.
10581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10583 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10584 before function. Extend register save check to include all
10585 registers, not just integer ones.
10587 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10589 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10590 (m68k_use_return_insn): ...this.
10591 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10592 * config/m68k/m68k.c (use_return_insn): Rename to...
10593 (m68k_use_return_insn): ...this.
10594 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10595 of USE_RETURN_INSN.
10597 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10599 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10600 nearest even, fix denormal rounding overflow.
10602 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10604 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10605 f%$smove and f%$move.
10606 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10607 (extendsfdf2_cf): Use fdmove instead of f%&move.
10608 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10609 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10611 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10613 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10616 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10618 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10619 (coldfire_single_format): Declare.
10620 (coldfire_double_format): Likewise.
10621 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10622 of qnan_msb_set to determine the lower bits of a canonical
10624 (encode_ieee_double): Likewise.
10625 (encode_ieee_quad): Likewise.
10626 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10627 (mips_single_format): Likewise.
10628 (ieee_double_format): Likewise.
10629 (mips_double_format): Likewise.
10630 (ieee_extended_motorola_format): Likewise.
10631 (ieee_extended_intel_96_format): Likewise.
10632 (ieee_extended_intel_128_format): Likewise.
10633 (ieee_extended_intel_96_round_53_format): Likewise.
10634 (ibm_extended_format): Likewise.
10635 (mips_extended_format): Likewise.
10636 (ieee_quad_format): Likewise.
10637 (mips_quad_format): Likewise.
10638 (vax_f_format): Likewise.
10639 (vax_d_format): Likewise.
10640 (vax_g_format): Likewise.
10641 (i370_single_format): Likewise.
10642 (i370_double_format): Likewise.
10643 (decimal_single_format): Likewise.
10644 (decimal_double_format): Likewise.
10645 (decimal_quad_format): Likewise.
10646 (c4x_single_format): Likewise.
10647 (c4x_extended_format): Likewise.
10648 (real_internal_format): Likewise.
10649 (coldfire_single_format): New real_format.
10650 (coldfire_double_format): Likewise.
10651 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10652 canonical_nan_lsbs_set.
10653 (pdp11_d_format): Likewise.
10654 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10655 if TARGET_COLDFIRE_CPU.
10657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10659 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10660 (output_call, m68k_legitimize_call_address): Declare.
10661 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10662 parenthesees. Add support for a 'W' constraint.
10663 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10664 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10665 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10666 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10668 (override_options): Initialize them. Do not set flag_no_function_cse
10669 for TARGET_ID_SHARED_LIBRARY.
10670 (m68k_output_pic_call): Delete.
10671 (m68k_legitimize_call_address): New function.
10672 (print_operand): Remove the %o prefix. Handle the %p prefix.
10673 (output_call): New function.
10674 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10675 target address from the GOT if symbolic jumps are not allowed.
10676 * config/m68k/m68k.md (call, general_operand): Do not set
10677 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10678 Merge separate flag_pic and !flag_pic define_insns into...
10679 (*call, *call_value): ...these new patterns. Match the address
10680 rather than the containing MEM and require it to be a call_operand.
10681 Use output_call to generate the asm template.
10682 * config/m68k/predicates.md (const_call_operand): New predicate.
10683 (call_operand): Likewise.
10685 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10687 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10688 (STACK_GROWS_DOWNWARD): Define to 1.
10689 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10690 comments, emphasizing that these values are only defaults.
10691 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10692 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10696 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10698 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10699 Richard Sandiford <richard@codesourcery.com>
10701 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10702 (FP_REGNO_P): New macros.
10703 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10704 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10705 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10706 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10708 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10710 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10711 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10713 * config/m68k/t-floatlib: New file, extracting common code from...
10714 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10715 * config/m68k/t-uclinux: Here.
10716 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10717 routines on ColdFire targets.
10719 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10721 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10722 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10723 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10724 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10725 explicitly set MOTOROLA to 1.
10726 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10728 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10729 Nathan Sidwell <nathan@codesourcery.com>
10731 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10732 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10733 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10734 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10735 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10736 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10737 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10738 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10739 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10740 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10741 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10742 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10743 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10744 (DBX_REGISTER_NUMBER): Delete.
10745 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10746 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10747 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10751 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10752 * config/flat.h: New file.
10753 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10754 OBJECT_FORMAT_FLAT.
10755 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10756 indirect references for -msep-data or -mid-shared-library.
10757 Do not use PC-relative code addresses either.
10758 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10760 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10761 for shared libraries and crt1.o for executables. Use crti.o and
10763 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10764 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10765 Do not add -elf2flt or -shared-lib-id options here.
10766 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10767 Pass -shared-lib-id if -mid-shared-library, taking the library
10768 identifier from -mshared-library-id if given, otherwise
10770 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10771 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10772 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10773 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10774 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10775 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10777 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10778 jump sequence for ISA A and ISA A+.
10779 (PICJUMP): Likewise.
10781 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10783 * config.gcc (m68k-*-uclinux*): Base the port on the common
10784 and m68k GNU/Linux files rather than on the generic ELF ones.
10785 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10786 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10788 2007-01-18 Julian Brown <julian@codesourcery.com>
10789 Richard Sandiford <richard@codesourcery.com>
10791 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10792 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10793 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10795 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10796 80 unconditionally.
10797 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10799 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10801 * doc/install.texi: Document m68k-uclinuxoldabi.
10802 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10803 * config/m68k/uclinux-oldabi.h: New file, copied from
10804 config/m68k/uclinux.h.
10806 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10808 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10809 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10810 (m32r_compute_frame_size): Use unsigned for regno.
10811 (m32r_reload_lr): Use gen_frame_mem.
10813 (m32r_output_function_epilogue): Don't output the function epilogue
10815 (m32r_expand_epilogue): New.
10816 (direct_return): Return false if the function has the interrupt
10818 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10819 * config/m32r/m32r.md (epilogue): New expander.
10820 (return_lr, return_rte): New insns.
10821 (return): Make it expander.
10822 (return_normal): New expander.
10824 2007-01-18 Josh Conner <jconner@apple.com>
10827 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10828 support for UNLE, UNLT, UNGE, and UNGT.
10830 2007-01-18 Jan Hubicka <jh@suse.cz>
10832 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10833 * tree-tailcall (add_virtual_phis): Likewise.
10834 (optimize_tail_call): Return TODOs.
10835 (execute_tail_calls): Return TODOs.
10836 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10837 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10839 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10840 Cleanup cfg using TODO.
10841 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10842 * passes.c (execute_function_todo): When cleanup did something, remove
10844 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10845 (make_edges): Don't cleanup_cfg.
10847 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10849 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10850 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10851 operate on the top of stack.
10852 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10853 register handling of instructions that output to the second
10855 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10856 (move_for_stack_reg): Special-case check for dead destination
10857 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10859 * config/i386/i386.md (UNSPEC_TAN): New constant.
10860 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10861 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10862 to correctly model move of constant 1.0 to top stack slot.
10863 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10864 (unnamed peephole2 pattern): Remove corresponding peephole2
10865 pattern that optimizes tan insn and loading of constant 1.0.
10866 (tanxf2): Use fptanxf4_i387.
10867 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10868 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10869 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10870 disable patterns for SSE math.
10871 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10872 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10874 2007-01-18 Dirk Mueller <dmueller@suse.de>
10875 Richard Guenther <rguenther@suse.de>
10878 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10879 * common.opt (Warray-bounds): Add new warning option.
10880 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10882 * Makefile.in: make tree-vrp.o depend on toplev.h
10883 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10885 (check_array_refs, check_array_bounds, check_array_ref): New.
10887 2007-01-18 Jan Hubicka <jh@suse.cz>
10889 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10890 (execute_ssa_ccp): Return flags conditionally.
10891 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10893 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10895 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10897 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10898 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10900 * Makefile.c (GTFILES): Add cfglayout.h.
10901 * gengtype.c (open_base_files): Likewise.
10902 * cfglayout.c (cfg_layout_function_footer,
10903 cfg_layout_function_header) Reindent to make gengtype happy.
10904 * cfglayout.h (cfg_layout_function_footer,
10905 cfg_layout_function_header): Add GTY(()) marker.
10907 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10909 2007-01-18 Ben Elliston <bje@au.ibm.com>
10911 * genautomata.c (write_automata): Include xstrerror output in the
10912 error message if writing the DFA description file fails.
10914 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/mips/mips-protos.h (mips_output_external): Make it
10918 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10919 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10920 (extern_list): Likewise.
10921 (extern_head): Likewise.
10922 (TARGET_ASM_FILE_END): Likewise.
10923 (mips_file_end): Likewise.
10924 (mips_output_external): Rewritten.
10926 2007-01-18 Ben Elliston <bje@au.ibm.com>
10928 * genpreds.c (write_insn_preds_c): Only write out the function
10929 body for regclass_for_constraint if we have register constraints.
10931 2007-01-17 Tom Tromey <tromey@redhat.com>
10933 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10934 * doc/install.texi (Testing): Use sourceware.org.
10935 (Binaries): Likewise.
10936 (Specific): Likewise.
10937 * doc/contrib.texi (Contributors): Use sourceware.org.
10939 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10941 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10942 (AVR_ENHANCED): Rename to ...
10943 (AVR_HAVE_MUL): ... new.
10944 (avr_enhanced_p): Rename to ...
10945 (avr_have_mul_p): ... new.
10946 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10947 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10948 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10949 (avr_have_mul_p): ... new.
10950 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10951 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10952 'avr_enhanced_p' and 'enhanced'.
10953 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10954 AVR_HAVE_MUL instead of AVR_ENHANCED.
10955 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10956 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10957 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10958 instead of AVR_ENHANCED.
10959 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10960 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10961 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10963 2007-01-17 Ian Lance Taylor <iant@google.com>
10965 * vec.h (VEC_reserve_exact): Define.
10966 (vec_gc_p_reserve_exact): Declare.
10967 (vec_gc_o_reserve_exact): Declare.
10968 (vec_heap_p_reserve_exact): Declare.
10969 (vec_heap_o_reserve_exact): Declare.
10970 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10972 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10973 negative parameter.
10974 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10975 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10976 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10977 * vec.c (calculate_allocation): Add exact parameter. Change all
10979 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10980 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10981 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10982 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10983 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10984 (vec_heap_p_reserve_exact): New function.
10985 (vec_heap_o_reserve_exact): New function.
10987 2007-01-17 Jan Hubicka <jh@suse.cz>
10989 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10991 2007-01-17 Eric Christopher <echristo@apple.com>
10993 * config.gcc: Support core2 processor.
10995 2007-01-16 Jan Hubicka <jh@suse.cz>
10997 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10998 the names, just unlink the chain so we don't crash on dangling pointers
11001 2007-01-16 Jan Hubicka <jh@suse.cz>
11003 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11004 * tree-pass.h: Reorder to make IPA passes appear toegher.
11005 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11006 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11007 parameters, do not call early inliner.
11008 * ipa-inline.c: Update comments. Include tree-flow.h
11009 (cgraph_decide_inlining): Do not compute inlining parameters.
11010 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11011 be called with function context set up.
11012 (pass_ipa_inline): Remove unreachable functions before pass.
11013 (cgraph_early_inlining): Simplify assuming to be called from the
11015 (pass_early_inline): New pass.
11016 (cgraph_gate_ipa_early_inlining): New gate.
11017 (pass_ipa_early_inline): Turn into simple wrapper.
11018 (compute_inline_parameters): New function.
11019 (gate_inline_passes): New gate.
11020 (pass_inline_parameters): New pass.
11021 (apply_inline): Move here from tree-optimize.c
11022 (pass_apply_inline): New pass.
11023 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11025 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11026 doing them by hand.
11027 (tree_function_versioning): Do not allocate dummy struct function.
11028 * tree-inline.h (optimize_inline_calls): Update prototype.
11029 * tree-optimize.c (execute_fixup_cfg): Export.
11030 (pass_fixup_cfg): Remove
11031 (tree_rest_of_compilation): Do not apply inlines.
11032 * tree-flow.h (execute_fixup_cfg): Declare.
11033 * Makefile.in (gt-passes.c): New.
11034 * passes.c: Include gt-passes.h
11035 (init_optimization_passes): New passes.
11036 (nnodes, order): New static vars.
11037 (do_per_function_toporder): New function.
11038 (execute_one_pass): Dump current pass here.
11039 (execute_ipa_pass_list): Don't dump current pass here.
11041 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11043 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11044 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11046 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11048 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11049 (strong_alias): Define.
11050 (__gcc_qmul): Provide non-FMA for soft-float.
11051 (__gcc_qdiv): Same.
11056 (__gcc_qunord): New.
11066 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11067 soft-float functions.
11068 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11069 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11070 about long double soft float.
11072 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11073 Tehila Meyzels <tehila@il.ibm.com>
11075 * tree-vectorizer.h (is_pattern_stmt_p): New.
11076 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11077 formatting (tabs instead of spaces). Cleanup and clarify setting
11078 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11079 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11080 (vectorizable_type_demotion): Check that types are integral.
11081 (vectorizable_type_promotion): Likewise.
11082 (vectorizable_store): Fix typo. Eliminate new-line at end of
11085 2007-01-16 Jan Hubicka <jh@suse.cz>
11087 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11090 2007-01-15 Eric Christopher <echristo@apple.com>
11092 * ifcvt.c: Include vec.h, vecprim.h.
11093 (check_cond_move_block): New argument regs.
11094 Reorganize. Add registers used to regs.
11095 (cond_move_process_if_block): Use regs set above as
11098 2007-01-15 Eric Christopher <echristo@apple.com>
11100 * config/darwin.h: Update copyright.
11101 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11102 (LINK_COMMAND_SPEC): Add -u.
11103 (LINK_SPEC): Fix umbrella for above.
11105 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11107 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11110 2007-01-15 Tom Tromey <tromey@redhat.com>
11112 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11113 * doc/install.texi (Testing): Don't mention jacks.
11114 (Configuration): Document --enable-java-maintainer-mode. Move
11115 --with-java-home to libgcj-specific section. Document
11117 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11119 2007-01-15 Jan Hubicka <jh@suse.cz>
11121 * tree-ssa-dce.c (DCE_TODOs): New.
11122 (propagate_necessity): Return if something changed.
11123 (eliminate_unnecessary_stmts): Likewise.
11124 (perform_tree_ssa_dce): Return TODO flags when needed.
11125 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11127 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11129 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11130 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11131 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11132 patterns using X87MODEF12 mode macro. Extend operand 1
11133 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11134 (log10<mode>2): Ditto.
11135 (log2<mode>2): Ditto.
11136 (log1p<mode>2): Ditto.
11137 (logb<mode>2): Ditto.
11138 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11139 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11140 (*fxtractxf3_i387): Rename from *fxtractxf3.
11141 (fxtract_extend<mode>xf3_i387): New insn pattern.
11142 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11143 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11144 and gen_fyl2xxf3_i387().
11146 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11148 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11149 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11150 get_loop_exit_edges. Changed return type to bool.
11151 * cfgloop.h (fix_loop_placement): Declaration removed.
11153 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11155 * param.h (MIN_VECT_LOOP_BOUND): New.
11156 * params.def (MIN_VECT_LOOP_BOUND): New.
11157 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11158 argument - minimum threshold for number of iterations.
11159 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11160 argument to declaration.
11161 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11162 MIN_VECT_LOOP_BOUND.
11163 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11164 slpeel_tree_peel_loop_to_edge with additional argument.
11165 (vect_do_peeling_for_alignment): Likewise.
11166 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11168 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11171 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11172 operands of size 1.
11174 2007-01-14 Jan Hubicka <jh@suse.cz>
11176 * tree-dfa.c (remove_referenced_var): New function.
11177 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11178 prune referenced vars list too.
11179 * tree-flow.h (remove_referenced_var): Declare.
11181 2007-01-14 Jan Hubicka <jh@suse.cz>
11183 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11185 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11186 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11187 * except.h (verify_eh_throw_table_statements): Kill prototype.
11188 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11189 into call exrepssions.
11190 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11192 * tree-cfg.c: Include pointer-set.h.
11193 (verify_node_sharing): Work on pointer set.
11194 (verify_eh_throw_stmt_node): New.
11195 (verify_stmts): Use pointers sets, verify throw_stmt.
11197 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11199 * ipa-reference.c (analyze_function): Consider also addresses taken
11202 2007-01-12 Roger Sayle <roger@eyesopen.com>
11204 * c-typeck.c (null_pointer_constant_p): Replace use of
11205 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11206 (build_c_cast): Likewise.
11208 2007-01-12 Roger Sayle <roger@eyesopen.com>
11210 * tree.h (force_fit_type_double): Remove unused final argument.
11211 * c-common.c (constant_expression_warning): Replace use of
11212 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11213 (convert_and_check): Likewise.
11214 (shorten_compare): Update call to force_fit_type_double.
11215 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11216 * convert.c (convert_to_pointer): Update call to
11217 force_fit_type_double.
11218 * fold-const.c (force_fit_type_double): Remove overflowed_const
11220 (int_const_binop, fold_convert_const_int_from_int,
11221 fold_convert_const_int_from_real, fold_div_compare,
11222 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11223 fold_abs_const, fold_not_const): Remove the final argument from
11224 calls to force_fit_type_double.
11226 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11228 * configure.ac: Set insn to "nop" for spu-*-* also.
11229 * configure: Regenerate.
11231 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11233 * builtins.def : Add BUILT_IN_FREE.
11235 2007-01-12 Jan Hubicka <jh@suse.cz>
11237 PR tree-optimization/30443
11238 * tree-inline.c (tree_function_versioning): Do not optimize when
11239 cloning for inlining.
11241 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11243 * doc/loop.texi: Document recording of loop exits.
11244 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11245 (update_single_exits_after_duplication,
11246 update_single_exit_for_duplicated_loop,
11247 update_single_exit_for_duplicated_loops): Removed.
11248 (duplicate_loop_to_header_edge): Do not call
11249 update_single_exits_after_duplication and
11250 update_single_exit_for_duplicated_loops.
11251 (loop_version): Do not update single_exit information.
11252 (fix_loop_structure): Use record_loop_exits instead of
11253 mark_single_exit_loops.
11254 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11255 the lists of loop exits.
11256 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11257 split_edge, merge_blocks): Update the lists of loop exits.
11258 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11259 loop_optimizer_init.
11260 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11261 of mark_single_exit_loops.
11262 (loop_optimizer_finalize): Call release_recorded_exits.
11263 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11264 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11265 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11266 update single exit information.
11267 * lambda-code.c (perfect_nestify): Ditto.
11268 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11269 (mark_single_exit_loops): Removed.
11270 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11271 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11272 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11274 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11275 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11276 (verify_loop_structure): Verify consistency of the exit lists.
11277 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11278 (set_single_exit): Removed.
11279 * cfgloop.h (struct loop_exit): New function.
11280 (struct loop): single_exit_ field replaced by exits field.
11281 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11282 (struct loops): Added exits hash.
11283 (mark_single_exit_loops, set_single_exit): Declaration removed.
11284 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11286 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11288 * doc/invoke.texi: Avoid use of @headitem.
11290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11292 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11294 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11296 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11299 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11300 Richard Sandiford <richard@codesourcery.com>
11302 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11303 * config/m68k/m68k.opt: Resort options.
11304 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11306 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11307 Richard Sandiford <richard@codesourcery.com>
11309 * doc/invoke.texi: Document the macros that are defined by
11310 m68k's -mtune and -mhard-float options.
11311 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11312 (m68k_cpp_cpu_family): Likewise.
11313 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11314 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11315 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11316 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11317 (m68k_cpp_cpu_family): Likewise.
11319 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11321 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11322 macros besides mc68000 as tuning macros. Use a switch statement
11323 to set them and mcpu32.
11325 2007-01-12 Julian Brown <julian@codesourcery.com>
11327 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11328 (TARGET_68040_ONLY): Rename to...
11329 (TARGET_68040): ...this.
11330 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11331 * config/m68k/m68k.md: Likewise.
11333 2007-01-12 Julian Brown <julian@codesourcery.com>
11334 Nathan Sidwell <nathan@codesourcery.com>
11335 Richard Sandiford <richard@codesourcery.com>
11337 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11338 the -mcpu= argument associated with the --with-cpu setting.
11339 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11340 if different from the one implied by the -mcpu setting.
11341 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11342 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11343 * doc/invoke.texi: Mention ColdFire in the introduction to the
11344 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11345 -mno-div and -mhard-float options. Make -m68881 a synonym for
11346 -mhard-float. Document the previously-undocumented -m5206e,
11347 -m528x, -m5307 and -m5407 options. Tweak the existing option
11348 documentation for consistency.
11349 * doc/install.texi: Mention new --with-cpu arguments.
11350 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11351 default CPU if neither -mcpu nor -march are specified.
11352 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11353 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11354 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11355 using m68k_tune to decide between families that implement the
11356 same ISA. Use m68k_tune to set __mcfv4e__.
11357 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11358 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11359 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11360 (FL_ISA_C, FL_ISA_MMU): New macros.
11361 (MASK_COLDFIRE): Delete.
11362 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11363 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11364 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11365 (TARGET_HARD_FLOAT): Do not define here.
11366 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11367 (TUNE_68000): New macro.
11368 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11369 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11370 (TUNE_CFV2): Redefine in terms of m68k_tune.
11371 (uarch_type, target_device, fpu_type): New enums.
11372 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11373 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11374 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11375 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11376 (FL_FOR_isa_c): New macros.
11377 (m68k_isa): New enum.
11378 (m68k_target_selection): New structure.
11379 (all_devices, all_isas, all_microarchs): New tables.
11380 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11381 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11382 (MASK_ALL_CPU_BITS): Delete.
11383 (m68k_find_selection): New function.
11384 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11385 Map the legacy target options to a combination of the new ones.
11386 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11387 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11388 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11390 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11391 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11393 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11394 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11395 * config/m68k/m68k-devices.def: New file.
11397 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11398 Nathan Sidwell <nathan@codesourcery.com>
11400 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11401 (SUBTARGET_EXTRA_SPECS): New macros.
11402 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11403 use %(asm_cpu_spec) instead.
11404 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11405 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11406 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11407 (EXTRA_SPECS): Rename to...
11408 (SUBTARGET_EXTRA_SPECS): ...this.
11410 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11411 Richard Sandiford <richard@codesourcery.com>
11412 Julian Brown <julian@codesourcery.com>
11414 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11415 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11416 to the configuration's default CPU.
11417 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11418 Remove default masks.
11419 (m680[012]0-*-*): Set the default with_cpu to the first part of
11421 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11422 (m68k*-*-linux): Extend the --with-cpu handling to...
11423 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11424 and m68010. Don't set target_cpu_default2.
11425 * doc/install.texi: Document --with-cpu for m68k.
11426 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11427 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11428 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11429 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11430 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11431 (ASM_SPEC): Remove use of %(asm_cpu_default).
11432 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11433 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11434 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11435 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11436 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11437 (TARGET_DEFAULT): Delete.
11438 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11439 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11440 (CPP_CPU_SPEC): Delete.
11441 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11442 the appropriate string.
11443 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11444 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11445 (ASM_SPEC): Don't use %(asm_default_spec).
11446 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11447 TARGET_DEFAULT and add MASK_68881.
11448 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11450 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11452 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11453 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11454 MASK_68010 alongside MASK_68020.
11455 * doc/invoke.texi: Document -m68010.
11456 * config/m68k/m68k.opt (m68010): New.
11457 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11459 (TUNE_68010): New macro.
11460 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11461 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11462 (M68K_CPU_m68332): Add MASK_68010.
11463 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11464 fallback definition.
11465 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11467 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11468 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11469 to all entries that use MASK_68020.
11470 (output_move_simode_const, output_move_himode, output_move_qimode)
11471 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11472 instead of TARGET_68020 to select clr behavior. Remove comment
11473 about there being no TARGET_68010.
11474 * config/m68k/m68k.md: Likewise throughout.
11476 2007-01-12 Julian Brown <julian@codesourcery.com>
11478 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11479 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11480 * config/m68k/m68k.md: Likewise.
11482 2007-01-12 Julian Brown <julian@codesourcery.com>
11484 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11485 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11487 2007-01-12 Julian Brown <julian@codesourcery.com>
11489 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11490 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11491 * config/m68k/m68k.md: Likewise.
11493 2007-01-12 Julian Brown <julian@codesourcery.com>
11494 Richard Sandiford <richard@codesourcery.com>
11496 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11497 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11498 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11500 (TARGET_CPU32): Rename to...
11501 (TUNE_CPU32): ...this.
11502 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11503 (TUNE_CFV2): New macros.
11504 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11505 remove conditions that are implied by TARGET_68020.
11506 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11507 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11508 (m68k_output_function_epilogue): Likewise.
11509 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11510 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11511 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11512 non-68000 timings. Refactor multiplication and division costs.
11513 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11514 TUNE_CPU32 instead of TARGET_CPU32.
11515 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11516 and TUNE_68060 instead of TARGET_68060.
11517 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11518 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11520 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11521 && !TARGET_COLDFIRE" to choose between moveq and clr.
11522 Likewise in the unnamed movsf pattern.
11523 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11524 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11527 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11529 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11530 of tabbing before backslashes.
11532 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11534 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11535 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11536 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11538 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11540 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11541 find_interesting_uses_cond.
11542 (find_interesting_uses_cond): Use extract_cond_operands.
11543 (rewrite_use_compare): Use extract_cond_operands and
11544 force_gimple_operand_bsi. Do not call update_stmt.
11545 (determine_use_iv_cost_condition): Use extract_cond_operands.
11546 Return cheaper of using original bound and changing the exit bound.
11548 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11550 PR tree-optimization/29516
11551 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11552 most_expensive_mult_to_index, addr_to_parts,
11553 create_mem_ref, maybe_fold_tmr): Make the type of
11554 fields of TARGET_MEM_REF sizetype.
11555 (move_fixed_address_to_symbol, move_pointer_to_base):
11557 * tree.def (TARGET_MEM_REF): Add comment on types of
11560 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11562 * c-common.c (vector_types_convertible_p): Treat opaque types as
11563 always convertible if they have the same size, but not otherwise.
11565 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11567 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11568 Remove the b_unconditional field.
11569 (noce_try_sign_mask): Do not look at b_unconditional.
11570 (noce_process_if_block): Do not use merge_if_blocks. Update
11571 the CFG here. Do not set b_unconditional.
11572 (cond_move_process_if_block): Likewise.
11573 (find_cond_trap): Likewise.
11574 (check_cond_move_block): Require simple jump insns at the end
11575 of the basic block.
11577 2007-01-11 Jan Hubicka <jh@suse.cz>
11579 PR tree-optimization/1046
11580 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11581 when alias info is not ready.
11582 (pass_tail_recursion): Do not require aliasing.
11583 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11584 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11585 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11586 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11587 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11588 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11589 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11591 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11592 When aliasing is not build, mark statement as volatile.
11594 2007-01-11 Tom Tromey <tromey@redhat.com>
11596 PR preprocessor/15185, PR preprocessor/20989:
11597 * doc/cppopts.texi <-MT>: Update description of algorithm for
11598 computing default target.
11599 <-M, -MD>: Reword "basename" text.
11601 2007-01-11 Roger Sayle <roger@eyesopen.com>
11603 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11604 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11605 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11606 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11607 fold_builtin_bswap, real_constp, fold_builtin_pow,
11608 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11609 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11610 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11611 * convert.c (convert_to_pointer): Likewise.
11612 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11613 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11614 const_binop, fold_convert_const_int_from_int,
11615 fold_convert_const_int_from_real,
11616 fold_convert_const_real_from_real, sign_bit_p,
11617 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11618 fold_sign_changed_comparison, fold_unary, fold_comparison,
11619 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11620 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11621 * print-tree.c (print_node_brief, print_node): Likewise.
11622 * stor-layout.c (place_field, layout_type): Likewise.
11623 * tree-chrec.c (keep_cast): Likewise.
11624 * tree.c (build_vector, build_real, build_real_from_int_cst,
11625 build_complex): Likewise.
11627 2007-01-11 Roger Sayle <roger@eyesopen.com>
11629 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11630 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11632 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11634 * configure.ac (strict1_warn): Rename to strict_warn.
11635 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11636 cc_set_by_configure, quoted_cc_set_by_configure,
11637 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11638 all_boot_languages, all_stagestuff): Remove.
11639 (target_list): Remove bootstrap targets.
11640 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11641 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11642 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11643 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11644 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11645 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11646 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11647 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11648 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11649 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11650 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11651 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11652 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11653 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11654 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11655 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11656 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11657 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11658 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11659 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11660 (mostlyclean): Adjust.
11661 (clean, distclean): Don't mention bootstrap stuff.
11662 * configure: Regenerate.
11663 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11664 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11665 treelang/config-lang.in (stagestuff): Remove.
11666 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11667 stageprofile, stagefeedback, stagestuff): Remove mention.
11669 2007-01-11 Nick Clifton <nickc@redhat.com>
11671 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11673 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11674 (mcore_arith_K_S_operand): Run the test for the S constraint not
11675 the test for the M constraint.
11676 (mcore_addsub_operand): Do not accept integer values that are
11677 larger than 32 bits.
11678 * config/mcore/mcore.md: Remove unused constraints from split.
11679 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11680 (addsi3): Likewise.
11681 (allocate_stack): Likewise.
11682 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11683 operands to 32 bits.
11684 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11686 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11687 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11688 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11689 mcore_output_bclri, mcore_output_andn, output_inline_const,
11690 mcore_output_move, mcore_output_movedouble): Likewise.
11691 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11692 (output_inline_const): Likewise.
11693 (output_inline_const): Fix format strings used in sprintf
11695 * config/mcore/mcore-protos.h: Update prototypes for changed
11696 functions in mcore.c.
11697 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11698 HOST_WIDE_INT and not int.
11699 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11700 CONST_OK_FOR_N): Likewise.
11701 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11702 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11705 2007-01-10 Jan Hubicka <jh@suse.cz>
11707 * tree-vrp.c (remove_range_assertions): Release defs.
11708 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11709 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11711 2007-01-10 Paul Brook <paul@codesourcery.com>
11713 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11714 * config/arm/arm.md (mulsi3subsi): New insn.
11716 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11718 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11719 (tree_transform_and_unroll_loop): New.
11720 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11723 2007-01-10 Robert Kennedy <jimbob@google.com>
11725 * fold-const.c (fold_comparison): Fold comparisons like (x *
11726 1000 < 0) to (x < 0).
11728 2007-01-10 Ian Lance Taylor <iant@google.com>
11730 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11731 operands have the same priority.
11733 2007-01-10 Tom Tromey <tromey@redhat.com>
11735 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11736 (fold_binary): Likewise.
11737 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11738 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11739 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11740 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11741 * langhooks.h (struct lang_hooks): Removed field
11742 'can_use_bit_fields_p'.
11744 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11746 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11748 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11750 * function.c (get_last_funcdef_no): New function.
11751 * function.h (get_last_funcdef_no): Declare.
11752 * tree-inline.c (initialize_cfun): Add initialization.
11753 (tree_function_versioning): Cleanup.
11755 2007-01-10 Jan Hubicka <jh@suse.cz>
11757 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11760 2007-01-10 Sa Liu <saliu@de.ibm.com>
11761 Ben Elliston <bje@au.ibm.com>
11763 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11764 for SAVE_NONLOCAL and Pmode for any other save level.
11765 * spu-protos.h (spu_restore_stack_block): Declare.
11766 * spu.md (save_stack_block): Remove.
11767 (restore_stack_block): Call spu_restore_stack_block.
11768 * spu.c (spu_restore_stack_block): New function.
11769 (spu_expand_epilogue): Remove old comment.
11771 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11773 PR tree-optimization/30322
11774 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11775 (cand_value_at): Return the value as aff_tree.
11776 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11777 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11778 aff_combination_mult): New functions.
11779 (aff_combination_add): Use aff_combination_add_cst.
11780 (aff_combination_convert): Allow conversions to a wider type.
11781 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11782 * tree-affine.h (aff_combination_mult): Declare.
11784 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11786 * doc/tm.texi: Update documentation to reflect reality of exec
11787 and start file search behaviours. Update copyright year.
11788 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11789 header file directories.
11791 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11793 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11794 (*cosxf2): Rename to cosxf2_i387.
11795 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11796 using X87MODEF12 mode macro. Rename patterns to
11797 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11799 (*cosdf2, *cossf2): Ditto.
11800 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11801 to match extended input operands.
11802 (sincos<mode>3): New expander.
11803 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11804 insn patterns and corresponding splitters.
11806 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11808 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11809 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11811 2007-01-09 Nicolas Pitre <nico@cam.org>
11814 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11816 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11818 * target.h (struct gcc_target): New field library_rtti_comdat.
11819 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11820 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11821 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11822 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11824 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11826 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11828 2007-01-08 Richard Guenther <rguenther@suse.de>
11830 * tree.h (force_fit_type_double): Export.
11831 (force_fit_type): Remove.
11832 * fold-const.c (force_fit_type_double): New function.
11833 (force_fit_type): Remove.
11834 (int_const_binop): Use it.
11835 (fold_convert_const_int_from_int): Likewise.
11836 (fold_convert_const_int_from_real): Likewise.
11837 (fold_div_compare): Likewise.
11838 (fold_sign_changed_comparison): Likewise.
11839 (fold_unary): Likewise.
11840 (fold_negate_const): Likewise.
11841 (fold_abs_const): Likewise.
11842 (fold_not_const): Likewise.
11843 * c-common.c (shorten_compare): Use force_fit_type_double.
11844 * convert.c (convert_to_pointer): Likewise.
11846 2007-01-08 Richard Guenther <rguenther@suse.de>
11848 * tree.h (build_int_cst_wide_type): Export.
11849 * tree.c (build_int_cst_wide_type): New function.
11850 (build_int_cst_wide): Fix comment.
11851 * builtins.c (fold_builtin_object_size): Use build_int_cst
11852 to build -1 or 0 of the correct type. Use fit_double_type
11853 to check for overflow.
11854 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11856 (decode_field_reference): Likewise.
11857 (all_ones_mask_p): Likewise.
11858 (native_interpret_int): Use build_int_cst_wide_type.
11859 (fold_binary): Use build_int_cst_type to build an all-ones
11861 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11863 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11865 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11867 2007-01-09 Ben Elliston <bje@au.ibm.com>
11869 * genautomata.c (STATS_OPTION): New option.
11870 (stats_flag): New flag.
11871 (gen_automata_option): Handle it.
11872 (initiate_automaton_gen): Ditto.
11873 (write_automata): Output statistics only if stats_flag is
11874 set. Likewise, output time statistics only if time_flag is set.
11875 * doc/md.texi (Processor pipeline description): Document new flag.
11877 2007-01-08 Richard Guenther <rguenther@suse.de>
11879 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11880 * tree.c (build_int_cst_type): Likewise.
11881 (size_in_bytes): Don't call force_fit_type on the result.
11882 (int_fits_type_p): Use fit_double_type.
11883 * fold-const.c (fit_double_type): New function.
11884 (force_fit_type): Use it.
11885 * tree.h (fit_double_type): Export.
11887 2007-01-08 Jan Hubicka <jh@suse.cz>
11889 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11890 * ipa.c (function_and_variable_visibility): Fix return type.
11892 2007-01-08 Richard Guenther <rguenther@suse.de>
11894 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11895 of offset to build the index.
11896 * tree-pretty-print.c (dump_generic_node): Don't build negated
11897 const just for printing.
11898 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11899 * builtins.c (fold_builtin_int_roundingfn): Check if result
11900 fits the type by using force_fit_type and comparing the result.
11901 * predict.c (predict_loops): Use compare_tree_int for comparison.
11902 * tree.c (build_int_cst): Fall back to integer_type_node for
11904 (build_int_cst_wide): Assert type is non-null.
11906 2007-01-08 Roberto Costa <roberto.costa@st.com>
11908 * tree-vrp.c (extract_range_from_cond_expr): New.
11909 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11910 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11912 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11913 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11914 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11915 used as expressions.
11916 * tree-object-size.c (cond_expr_object_size): New.
11917 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11919 2007-01-08 Jan Hubicka <jh@suse.cz>
11921 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11922 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11925 2007-01-08 Richard Guenther <rguenther@suse.de>
11927 PR tree-optimization/23603
11928 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11929 (extract_range_from_binary): Fall back to truthvalue instead of
11930 varying for TRUTH_*_EXPR.
11931 (extract_range_from_comparison): Fall back to truthvalue instead of
11933 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11934 if all visited PHI values were constant.
11936 2007-01-08 Jan Hubicka <jh@suse.cz>
11938 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11939 (cgraph_analyze_function): break out from ...
11940 (cgraph_finalize_compilation_unit): ... here.
11941 (cgraph_expand_function): Remove forgoten commented out line.
11942 (cgraph_optimize): Analyze functions.
11944 2007-01-08 Jan Hubicka <jh@suse.cz>
11946 * tree-pas.h (TODO_remove_function): New flag.
11947 (TODO_update*): Renumber.
11948 (pass_ipa_increase_alignment,
11949 pass_ipa_function_and_variable_visibility): New passes.
11950 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11951 (cgraph_function_and_variable_visibility): Move to ipa.c
11952 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11953 cgraph_increase_alignment.
11954 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11955 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11956 calling tree-inline.
11957 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11958 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11959 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11960 (gate_increase_alignment): New function.
11961 (pass_ipa_increase_alignment): New pass.
11962 * ipa.c: Inline tree-pass.h and timevar.h
11963 (function_and_variable_visibility): Move here from cgraphunit.c
11964 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11965 * passes.c (init_optimization_passes): Add the two new passes.
11966 (execute_todo): Handle cgraph_remove_functions.
11968 2007-01-08 Nick Clifton <nickc@redhat.com>
11970 * config/frv/predicates.md (reg_or_0_operand): Accept
11973 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11975 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11976 * config.gcc: Add bfin*-rtems*.
11978 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11980 * c.opt: Add -flax-vector-conversions.
11981 * c-typeck.c (convert_for_assignment): Pass flag to
11982 vector_types_convertible_p to allow emission of note.
11983 (digest_init): Likewise.
11984 * c-opts.c: Handle -flax-vector-conversions.
11985 * c-common.c (flag_lax_vector_conversions): New.
11986 (vector_types_convertible_p): Unless -flax-vector conversions
11987 has been passed, disallow conversions between vectors with
11988 differing numbers of subparts and/or element types. If such
11989 a conversion is disallowed, possibly emit a note on the first
11990 occasion only to inform the user of -flax-vector-conversions.
11991 The new last argument specifies this.
11992 * c-common.h (flag_lax_vector_conversions): New.
11993 (vector_types_convertible_p): Add extra argument.
11994 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11995 char_type_node for V*QI type vectors.
11996 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11997 Update to satisfy new typechecking rules.
11998 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11999 C and C++ variants.
12000 * doc/invoke.texi (C Dialect Options): Document
12001 -flax-vector-conversions.
12003 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12005 PR tree-optimization/29877
12006 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12007 a register variable on the RHS to not be replaceable.
12009 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12010 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12011 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12012 const_simm15, const_pow2, const_npow2): Added.
12013 * config/score/misc.md (insv, extv, extzv, movmemsi,
12014 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12015 * config/score/score.c (score_address_cost, score_select_cc_mode):
12017 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12018 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12019 Update score_print_operand.
12020 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12021 Adjust register allocate order and update some macro define.
12022 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12023 mdx_block_move_straight, mdx_block_move_loop_head,
12024 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12025 mdx_block_move): Added.
12026 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12027 mdp_limm): Updated and fix some bug and typo.
12028 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12029 (movsf, movdf, doloop_end): Added.
12031 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12033 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12034 config/arm/thumb2.md: Fix comment typos.
12035 * doc/extend.texi: Fix a typo.
12037 2007-01-07 Eric Christopher <echristo@apple.com>
12039 * configure.ac: Check for __stack_chk_fail for darwin.
12040 * configure: Regenerate.
12042 2007-01-07 Richard Guenther <rguenther@suse.de>
12044 * tree-vrp.c (extract_range_from_assert): CSE calls to
12045 compare_values where possible.
12046 (extract_range_from_unary_expr): Likewise.
12048 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12050 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12051 * config/avr/avr.c (call_insn_operand): Delete function.
12052 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12053 instead of register number. Use predicates.
12054 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12055 call_insn_operand): Add.
12057 2007-01-06 Jan Hubicka <jh@suse.cz>
12059 * tree-pass.h (pass_build_cgraph_edges): Declare.
12060 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12061 (visited_nodes): Remove.
12062 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12063 build_cgrpah_edges; make visited_nodes local.
12064 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12065 (record_references_in_initializer): Move to cgraphbuild.c
12066 (initialize_inline_failed, rebuild_cgraph_edges,
12067 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12068 (verify_cgraph_node): Make visited_nodes local.
12069 (cgraph_analyze_function): Do not call cgraph_create_edges and
12070 initialize_inline_failed.
12071 (cgraph_expand_function): Do not call cgraph_lower_function;
12072 assert that function is already lowered.
12073 * Makefile.in (cgraphbuild.o): New.
12074 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12075 at the end of lowering passes.
12077 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12079 * ifcvt.c (cond_move_convert_if_block): New function, code
12080 factored out from...
12081 (cond_move_process_if_block): ...here. Call the new function
12082 on the THEN and ELSE blocks.
12083 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12084 already takes care of this.
12086 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12089 * tree.h (TREE_OVERFLOW_P): New.
12090 * c-typeck.c (parser_build_unary_op): Warn only if result
12091 overflowed and operands did not.
12092 (parser_build_binary_op): Likewise.
12093 (convert_for_assignment): Remove redundant overflow_warning.
12094 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12096 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12098 * c-typeck.c (store_init_value): Split over two lines to follow
12099 the GNU coding style.
12101 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12103 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12104 __GXX_EXPERIMENTAL_CXX0X__.
12105 * doc/cpp.texi: Same.
12107 2007-01-05 Richard Guenther <rguenther@suse.de>
12109 PR middle-end/27826
12110 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12111 with mismatched types. Instead explicitly build a
12112 conversion NOP_EXPR.
12114 2007-01-05 Ian Lance Taylor <iant@google.com>
12116 * c-common.c (decl_with_nonnull_addr_p): New function.
12117 (c_common_truthvalue_conversion): Call it.
12118 * c-typeck.c (build_binary_op): Likewise.
12119 * c-common.h (decl_with_nonnull_addr_p): Declare.
12121 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12124 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12127 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12129 * doc/install.texi (Final install): Document the fact that
12130 the GNAT runtime should not be stripped.
12132 2007-01-04 Jan Hubicka <jh@suse.cz>
12134 * tree-inline.c (fold_marked_statements): Update operand caches
12135 and EH after folding
12137 2007-01-04 Ian Lance Taylor <iant@google.com>
12139 * c-common.c (check_function_nonnull): Whitespace fix.
12141 2007-01-04 Jan Hubicka <jh@suse.cz>
12143 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12144 comitted older version of patch.
12145 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12146 function, celanup cfg and collect garbage.
12148 2007-01-04 Mike Stump <mrs@apple.com>
12150 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12153 2007-01-04 Eric Christopher <echristo@apple.com>
12155 * libgcc2.c (__bswapsi2): Use SItype.
12156 (__bswapdi2): Use DItype.
12157 * libgcc2.h: Update for above.
12159 2007-01-04 Paul Brook <paul@codesourcery.com>
12161 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12162 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12163 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12164 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12165 umulsi3_highpart): Make conditional on !arm_arch6.
12166 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12167 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12168 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12169 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12170 umulsi3_highpart_v6): New insns.
12172 2007-01-04 Roger Sayle <roger@eyesopen.com>
12174 * fold-const.c (fold_convert): When casting an expression to void,
12175 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12176 have a type. Instead of attempting to build a NOP_EXPR, return
12177 these "special" trees directly.
12179 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12181 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12182 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12183 rs6000_cost->fp not 0 as adjustment for outer NEG.
12185 2007-01-04 Jan Hubicka <jh@suse.cz>
12187 * cgraph.c (cgraph_release_function_body): New function.
12188 (cgraph_remove_node): Use it.
12189 * cgraph.h (cgraph_release_function_body): Declare.
12190 * cgraphunit.c (cgraph_expand_function): Use it.
12191 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12192 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12193 is initialized and while compilation of other function is running.
12194 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12195 statement CFG annotations from here to ...
12196 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12198 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12200 * cfgloop.h (enum li_flags): Make the constants powers of two.
12202 2007-01-04 Jan Hubicka <jh@suse.cz>
12204 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12206 (fold_marked_statements): New function.
12207 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12208 * tree-inline.h (copy_body_data): Add statements_to_fold.
12210 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12212 * config.gcc: Mention libgcc/config.host.
12213 * Makefile.in: Update comments mentioning libgcc.
12214 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12215 (all.cross, start.encap, rest.encap, rest.cross): Update
12216 dependencies for libgcc move.
12217 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12218 (clean-target, clean-target-libgcc): Delete.
12219 (srcdirify, GCC_EXTRA_PARTS): New macros.
12220 (libgcc-support, libgcc.mvars): New rules.
12221 (distclean): Remove mention of mklibgcc.
12222 (install): Don't reference INSTALL_LIBGCC.
12223 (install-common): Don't reference EXTRA_PARTS.
12224 (install-libgcc, install-multilib): Delete rules.
12225 * mklibgcc.in: Delete file.
12226 * doc/configfiles.texi: Don't mention mklibgcc.
12228 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12229 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12230 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12231 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12232 (mklibgcc, ldblspecs): Likewise.
12234 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12235 (posixpre.def): Use $(T).
12236 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12237 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12238 (SHLIB_LINK): Make dummy.
12239 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12241 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12243 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12244 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12245 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12246 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12248 * configure.ac (all_outputs): Remove mklibgcc.
12249 * configure: Regenerated.
12251 2007-01-03 Josh Conner <jconner@apple.com>
12253 PR middle-end/29683
12254 * calls.c (compute_argument_addresses): Set stack and stack_slot
12255 for partial args, too.
12256 (store_one_arg): Use locate.size.constant for the size when
12257 generating a save_area.
12259 2007-01-03 Robert Kennedy <jimbob@google.com>
12261 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12262 whose definitions are deleted due to basic block merging.
12264 2007-01-03 Paul Brook <paul@codesourcery.com>
12267 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12269 (use_return_insn): Return 0 for Thumb interrupt functions.
12270 (print_multi_reg): Add rfe argument for IRQ returns.
12271 (arm_output_epilogue): Pop interrupt return address directly into PC.
12272 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12274 2007-01-03 Paul Brook <paul@codesourcery.com>
12276 Merge from sourcerygxx-4_1.
12277 * config/arm/thumb2.md: New file.
12278 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12280 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12281 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12282 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12283 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12285 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12286 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12288 * config/arm/ieee754-sf.S: Ditto.
12289 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12290 (thumb1_base_register_rtx_p): ... to this.
12291 (thumb_index_register_rtx_p): Rename...
12292 (thumb1_index_register_rtx_p): ... to this.
12293 (thumb_output_function_prologue): Rename...
12294 (thumb1_output_function_prologue): ... to this.
12295 (thumb_legitimate_address_p): Rename...
12296 (thumb1_legitimate_address_p): ... to this.
12297 (thumb_rtx_costs): Rename...
12298 (thumb1_rtx_costs): ... to this.
12299 (thumb_compute_save_reg_mask): Rename...
12300 (thumb1_compute_save_reg_mask): ... to this.
12301 (thumb_final_prescan_insn): Rename...
12302 (thumb1_final_prescan_insn): ... to this.
12303 (thumb_expand_epilogue): Rename...
12304 (thumb1_expand_epilogue): ... to this.
12305 (arm_unwind_emit_stm): Rename...
12306 (arm_unwind_emit_sequence): ... to this.
12307 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12308 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12309 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12310 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12311 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12312 thumb2_output_casesi): New functions.
12313 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12314 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12315 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12316 THUMB2_WORK_REGS): Define.
12317 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12318 arm_condexec_mask, arm_condexec_masklen)): New variables.
12319 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12320 (arm_override_options): Check new CPU capabilities.
12321 Set new architecture flag variables.
12322 (arm_isr_value): Handle v7m interrupt functions.
12323 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12325 (const_ok_for_arm): Handle Thumb-2 constants.
12326 (arm_gen_constant): Ditto. Use movw when available.
12327 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12329 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12330 (thumb_find_work_register, arm_load_pic_register,
12331 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12332 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12333 print_multi_reg, output_mov_long_double_fpa_from_arm,
12334 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12335 output_mov_double_fpa_from_arm, output_move_double,
12336 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12337 output_return_instruction, arm_output_function_prologue,
12338 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12339 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12340 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12341 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12342 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12343 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12345 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12346 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12347 (arm_file_start): Output directive for unified syntax.
12348 (arm_unwind_emit_set): Handle stack alignment instruction.
12349 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12350 Add v6t2, v7, v7a, v7r and v7m.
12351 (RETLDM): Add Thumb-2 code.
12352 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12353 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12354 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12355 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12356 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12357 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12358 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12359 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12360 ADJUST_INSN_LENGTH): Define.
12361 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12362 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12363 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12364 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12365 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12366 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12367 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12368 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12369 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12370 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12371 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12372 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12373 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12374 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12375 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12376 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12377 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12379 * config/arm/arm-tune.md: Regenerate.
12380 * config/arm/arm-protos.h: Update prototypes.
12381 * config/arm/vfp.md: Enable patterns for Thumb-2.
12382 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12383 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12384 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12385 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12386 * config/arm/libunwind.S: Add Thumb-2 code.
12387 * config/arm/constraints.md: Update include Thumb-2.
12388 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12389 * config/arm/ieee754-df.S: Ditto.
12390 * config/arm/bpabi.S: Ditto.
12391 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12392 * config/arm/predicates.md (low_register_operand,
12393 low_reg_or_int_operand, thumb_16bit_operator): New.
12394 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12395 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12396 * config/arm/t-arm-elf: Add armv7 multilib.
12397 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12399 (UNSPEC_STACK_ALIGN, ce_count): New.
12400 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12401 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12403 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12404 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12405 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12406 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12407 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12408 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12410 * doc/extend.texi: Document ARMv7-M interrupt functions.
12411 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12413 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12415 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12416 (struct _Unwind_Context): Rename args_size to flags, remove
12417 signal_frame field, add a new args_size field and version field.
12418 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12419 _Unwind_IsExtendedContext): New inline functions.
12420 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12421 Assume by_value array is only present if _Unwind_IsExtendedContext.
12422 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12423 _Unwind_IsSignalFrame.
12424 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12425 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12426 (uw_init_context_1): Initialize context->flags to
12427 EXTENDED_CONTEXT_BIT.
12428 * config/rs6000/linux-unwind.h (frob_update_context): Use
12429 _Unwind_SetSignalFrame.
12431 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12433 PR middle-end/30353
12434 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12435 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12438 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12440 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12441 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12442 RET, AT_SP): Remove.
12443 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12446 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12447 * cfgbuild.c (find_basic_blocks): Likewise.
12448 * cfgrtl.c (rtl_create_basic_block): Likewise.
12449 * function.c (temp_slots_at_level): Likewise.
12450 * reg-stack.c (stack_regs_mentioned): Likewise.
12451 * regclass.c (allocate_reg_info): Likewise.
12452 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12453 set_bb_for_stmt, move_block_to_fn): Likewise.
12454 * tree-complex.c (tree_lower_complex): Likewise.
12455 * vec.h (VEC_safe_grow_cleared): New.
12457 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12459 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12461 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12462 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12464 * cfgloopmanip.c (scale_loop_frequencies): Export.
12465 (loopify): Scale the frequencies by prescribed coefficients.
12466 (set_zero_probability): New function.
12467 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12468 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12469 and frequencies according to arguments.
12470 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12472 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12473 * modulo-sched.c (sms_schedule): Set probabilities for entering
12474 versioned loop correctly.
12475 * tree-vect-transform.c (vect_transform_loop): Ditto.
12476 * cfgloop.h (loopify, loop_version): Declaration changed.
12477 (scale_loop_frequencies): Declared.
12479 2007-01-02 Jan Hubicka <jh@suse.cz>
12481 * cgraph.c: Include tree-flow.h
12482 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12483 early_local_passes.
12484 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12485 * tree-pass.h (pass_all_early_optimizations): Declare.
12486 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12487 early_local_passes.
12488 (cgraph_analyze_function): Do early_local_passes.
12489 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12490 Do not add referenced vars.
12491 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12493 (gate_all_early_local_passes): New gate.
12494 (pass_early_local_passes): Use new gate.
12495 (execute_early_local_optimizations): New functions.
12496 (gate_all_early_optimizations): New gate.
12497 (pass_all_early_optimizations): New pass.
12498 (execute_free_datastructures): Free SSA only when initialized.
12499 (gate_init_datastructures): Init only when optimizing.
12500 (tree_lowering_passes): Do early local passes when called late.
12501 * tree-profile.c (do_tree_profiling): Don't profile functions added
12503 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12504 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12506 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12507 during early_local_passes.
12508 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12511 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12513 * Makefile.in: Update copyright year.
12515 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12517 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12518 in $(lang_checks) and check-consistency targets.
12520 2007-01-02 Jan Hubicka <jh@suse.cz>
12522 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12523 Do not add referenced vars.
12524 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12526 * passes.c (init_optimization_passes): Put mudflap_2 after
12527 free_datastructures.
12529 2007-01-02 Jan Hubicka <jh@suse.cz>
12531 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12532 Set NOTHROW flag on call statements proved to be nothrow.
12533 Update statement of local calls so new pure/const functions are
12534 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12536 (tree_rest_of_compilation): Register hooks and initialize bitmap
12537 early. Do not set after_inlining flag.
12539 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12541 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12542 HOST_BITS_PER_LONGLONG
12544 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12547 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12548 warning for non-static initializers.
12550 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12552 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12553 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12554 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12555 Always use set_unique_reg_note to add REG_EQUAL notes.
12557 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12560 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12563 * cfgbuild.c (find_basic_blocks): Likewise.
12564 * cfgrtl.c (rtl_create_basic_block): Likewise.
12565 * function.c (temp_slots_at_level): Likewise.
12566 * reg-stack.c (stack_regs_mentioned): Likewise.
12567 * regclass.c (allocate_reg_info): Likewise.
12568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12569 set_bb_for_stmt, move_block_to_fn): Likewise.
12570 * tree-complex.c (tree_lower_complex): Likewise.
12571 * vec.h (VEC_safe_grow_cleared): New.
12573 2007-01-02 Ian Lance Taylor <iant@google.com>
12575 * c-common.c (c_common_truthvalue_conversion): When warning about
12576 using an assignment as a truth value, set TREE_NO_WARNING.
12578 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12581 * c.opt (Wold-style-declaration): New.
12582 * doc/invoke.texi (C-only Warning Options): New.
12583 (Wold-style-declaration): Document it.
12584 (Wextra): Enabled by -Wextra.
12585 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12586 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12587 -Wold-style-declaration.
12589 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12591 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12592 * cfgbuild.c (find_basic_blocks): Likewise.
12593 * cfgrtl.c (rtl_create_basic_block): Likewise.
12594 * function.c (temp_slots_at_level): Likewise.
12595 * reg-stack.c (stack_regs_mentioned): Likewise.
12596 * regclass.c (allocate_reg_info): Likewise.
12597 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12598 set_bb_for_stmt, move_block_to_fn): Likewise.
12599 * tree-complex.c (tree_lower_complex): Likewise.
12600 * vec.h (VEC_safe_grow_cleared): New.
12602 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12604 * c-common.c (c_common_nodes_and_builtins): Since variants of
12605 void_type_node get built before it is given a name, we need to
12606 give those variants the name, too.
12607 (complete_array_type): We need to work with the canonical main
12608 type of the array, from which we will build the qualified version.
12609 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12610 * print-tree.c (print_node): Display canonical type information
12612 * stor-layout.c (layout_type): When we don't know the
12613 alignment of a type for which we're building an array, we end up
12614 guessing wrong, so make the type require structural equality.
12615 * tree.c (make_node_stat): When we build a new type, it is its
12616 own canonical type.
12617 (build_type_attribute_qual_variant): When building an attribute
12618 variant, its canonical type is the non-attribute variant. However,
12619 if the attributes are target-dependent and they differ, we need to
12620 use structural equality checks for this type.
12621 (build_qualified_type): A qualified type is not equivalent to its
12622 unqualified variant; set the canonical type appropriately.
12623 (build_distinct_type_copy): When building a distinct type from
12624 another type, the new type is its own canonical type.
12625 (build_variant_type_copy): When building a new type variant, we
12626 assume that it is equivalent to the original type.
12627 (build_pointer_type_for_mode): When building a pointer type, also
12628 build a canonical type pointer.
12629 (build_reference_type_for_mode): When building a reference type,
12630 also build a canonical type reference.
12631 (build_index_type): When we can't hash an index type (e.g.,
12632 because its maximum value is negative), the index type requires
12633 structural equality tests.
12634 (build_array_type): Build the canonical form of an array type.
12635 (build_function_type): Function types require structural equality,
12636 because they contain default arguments, attributes, etc.
12637 (build_method_type_directly): Ditto for method types.
12638 (build_offset_type): Build the canonical offset type.
12639 (build_complex_type): Build the canonical vector type.
12640 (make_vector_type): Build the canonical vector type.
12641 * tree.h (TYPE_CANONICAL): New.
12642 (TYPE_STRUCTURAL_EQUALITY_P): New.
12643 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12644 (struct tree_type): Added "canonical" field.
12645 * params.h (VERIFY_CANONICAL_TYPES): New.
12646 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12647 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12648 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12649 * doc/invoke.texi (verify-canonical-types): Document --param
12650 parameter for verifying canonical types.
12652 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12654 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12655 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12656 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12657 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12659 * config/rs6000/e500.h: New.
12660 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12661 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12663 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12664 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12665 TARGET_E500_DOUBLE): Remove.
12666 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12667 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12668 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12669 * config/rs6000/rs6000.c (rs6000_override_options): Use
12670 CHECK_E500_OPTIONS.
12672 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12674 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12675 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12676 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12677 rs6000_emit_cmove): Don't check TARGET_E500.
12678 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12679 sordered): Don't check TARGET_E500.
12681 2007-01-01 Eric Christopher <echristo@apple.com>
12683 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12684 HARD_REGISTER_NUM_P.
12686 2007-01-01 Roger Sayle <roger@eyesopen.com>
12688 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12689 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12690 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12693 2007-01-01 Mike Stump <mrs@apple.com>
12695 * configure.ac: Remove support for building with Apple's gcc-3.1.
12697 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12699 PR middle-end/30311
12700 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12701 REG is a hard register. Do not modify REG before calling
12703 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12704 multiple of the size of YMODE for certain lowpart cases.
12706 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12708 PR middle-end/30253
12709 * gimplify (voidify_wrapper_expr): Update for
12710 GIMPLE_MODIFY_STMT.
12712 2007-01-01 Andreas Schwab <schwab@suse.de>
12715 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12716 save of BR0 in extra_spill_size instead of spill_size.
12717 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12719 (ia64_expand_epilogue): Restore BR0 from its new location.
12721 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12723 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12724 Use a temporary variable if the left hand side is not a gimple
12727 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12729 * gimplify.c (gimplify_return_expr): Make the temporary variable
12730 for the return expression, a gimple register variable.
12732 2007-01-01 Jan Hubicka <jh@suse.cz>
12734 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12737 2007-01-01 Mike Stump <mrs@apple.com>
12739 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12741 * config/darwin.c (machopic_select_rtx_section): Use
12742 HAVE_GAS_LITERAL16.
12743 (darwin_mergeable_constant_section): Likewise.
12744 * configure: Regenerate.
12745 * config.in: Regenerate.
12747 2007-01-01 Jan Hubicka <jh@suse.cz>
12748 Andrew Pinski <pinskia@gmail.com>
12750 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12751 before starting IPA passes.