1 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12 (TARGET_ENCODE_SECTION_INFO): Re-define.
13 (m32c_encode_section_info): New
14 (function_vector_handler): New
15 (current_function_special_page_vector): New
16 (m32c_special_page_vector_p): New.
17 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19 * config/m32c/jump.md: Added instruction JSRS for functions
20 with attribute "function_vector".
21 * doc/extend.texi (function_vector): Added description
22 for M16C, M32C targets.
24 2007-05-07 DJ Delorie <dj@redhat.com>
27 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
28 ashrpsi3, lshrpsi3): Update shift count constraint.
30 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
31 Nathan Froyd <froydnj@codesourcery.com
34 * c-incpath.c (add_path): Strip trailing path separators.
36 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
38 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
39 Free dominance info before purging EH edges.
40 (eliminate_degenerate_phis): Likewise.
41 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
43 2007-05-07 Jan Hubicka <jh@suse.cz>
45 * gimplify.c (gimplify_expr): Do not crash when folding
48 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
51 * c-opts.c (lang_fortran): Make it non static.
52 * c-common.h (lang_fortran): New prototype.
53 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
54 -lang-fortran option was passed by the driver.
56 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
58 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
59 of ASSERT_CHECKING. Tweak message.
61 2007-05-06 Revital Eres <eres@il.ibm.com>
64 * loop-unroll.c (insert_var_expansion_initialization):
65 Initialize the expansions with -zero instead of +zero.
67 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
69 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
70 into pic and non-pic versions. Mark r19 as used for
71 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
72 for tgd_load, tld_load and tie_load .
73 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
74 version of tgd_load, tld_load and tie_load depending on the
77 2007-05-04 Ulrich Drepper <drepper@redhat.com>
78 Jakub Jelinek <jakub@redhat.com>
80 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
81 (__do_global_dtors_aux): Use more paranoid loop to run
82 destructors if HIDDEN_DTOR_LIST_END.
83 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
85 2007-05-04 Jakub Jelinek <jakub@redhat.com>
87 * varasm.c (align_variable): Don't increase alignment for
88 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
89 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
91 2007-05-04 Josh Conner <jconner@apple.com>
93 * basic-block.h (cdi_direction): Assign values to all enumeration
95 (dom_computed): Remove.
96 (dom_info_state): New.
97 (set_dom_info_availability): New.
98 * tree-ssa-loop-im.c (determine_invariantness): Initialize
99 walk_data.dom_direction.
100 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
101 instead of dom_computed[].
102 (split_edge): Likewise.
103 (create_basic_block): Likewise.
104 (merge_blocks): Likewise.
105 * ifcvt.c (find_if_header): Likewise.
106 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
107 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
108 * tree-ssa.c (verify_ssa): Likewise.
109 * tree-cfg.c (tree_verify_flow_info): Likewise.
110 (remove_edge_and_dominated_blocks): Likewise.
111 * dominance.c (dom_computed): Make static.
112 (calc_dfs_tree_nonrec): Change third param to a bool.
113 (calc_dfs_tree): Change second param to a bool.
114 (calc_idioms): Change second param to a bool. Use
115 dom_convert_dir_to_idx.
116 (init_dom_info): Validate dir before using.
117 (dom_convert_dir_to_idx): New.
118 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
119 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
120 (free_dominance_info): Use dom_convert_dir_to_idx.
121 (get_immediate_dominator): Likewise.
122 (set_immediate_dominator): Likewise.
123 (get_dominated_by): Likewise.
124 (redirect_immediate_dominators): Likewise.
125 (nearest_common_denominator): Likewise.
126 (dominated_by_p): Likewise.
127 (bb_dom_dfs_in): Likewise.
128 (bb_dom_dfs_out): Likewise.
129 (recount_dominator): Likewise.
130 (iterate_fix_dominators): Likewise.
131 (add_to_dominance_info): Likewise.
132 (delete_from_dominance_info): Likewise.
133 (first_dom_son): Likewise.
134 (next_dom_son): Likewise.
135 (dom_info_available_p): Likewise.
136 (dom_info_state): New.
137 (set_dom_info_availability): New.
139 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
141 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
143 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
145 2007-05-04 Bob Wilson <bob.wilson@acm.org>
147 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
148 (subdi3, subdi_carry): Delete.
150 2007-05-04 Jan Hubicka <jh@suse.cz>
151 Richard Guenther <rguenther@suse.de>
153 * opts.c (decode_options): Do not fiddle with inlining
154 parameters in case of optimizing for size.
155 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
157 (cgraph_decide_inlining_of_small_function): When optimizing for
158 size never inline functions increasing caller size.
159 (cgraph_early_inlining): Inline for size when optimizing for size.
161 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
163 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
164 logical operations piecewise.
165 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
166 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
167 subdi_sesidi_di): Delete.
168 (add_with_carry): Produce carry in CC instead of a DREG to shorten
169 the generated sequence. Allow three-reg add in constraints. Rewrite
170 the rtl expression for carry to avoid zero_extend of a constant.
171 (sub_with_carry): New pattern.
172 (adddi3, subdi3): Change into define_expand. For subtract, generate a
173 different sequence not involving jumps.
174 (notbi): Now a named pattern.
176 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
178 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
179 Add the note about a significant loss of accuracy of some
180 mathematical routines when these options are used.
182 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
184 * haifa-sched.c (rtx_vec_t): New typedef.
185 (contributes_to_priority_p): Extract piece of priority () into new
187 (priority): Use the function. Add assertion.
188 (rank_for_schedule, set_priorities): Add assertion to check that
189 insn's priority is initialized.
190 (clear_priorities, calc_priorities): Change signature. Make it update
191 all relevant insns. Update all callers ('add_to_speculative_block ()'
192 and 'create_block_check_twin ()').
193 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
194 Add new field 'priority_status'.
195 (INSN_PRIORITY_STATUS): New macro.
196 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
198 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
200 * sched-ebb.c (debug_ebb_dependencies): New static function.
201 (init_ready_list): Use it.
203 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
204 with changed signature and 'debug_rgn_dependencies ()'.
205 (debug_rgn_dependencies): New static function.
206 (init_ready_list): Use it.
208 * sched-int.h (debug_dependencies): Declare.
210 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
212 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
214 2007-05-04 Dirk Mueller <dmueller@suse.de>
216 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
218 2007-05-03 Jan Hubicka <jh@suse.cz>
220 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
221 for pointer type in more cases than before.
223 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
225 * tree-object-size.c (plus_expr_object_size): When operand size is
226 unknown, return unknown.
228 2007-05-03 Dirk Mueller <dmueller@suse.de>
230 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
232 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
235 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
237 2007-05-03 Janis Johnson <janis187@us.ibm.com>
239 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
241 2007-05-03 Joseph Myers <joseph@codesourcery.com>
243 * config/soft-fp/double.h, config/soft-fp/extended.h,
244 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
245 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
246 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
247 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
250 2007-05-03 Ian Lance Taylor <iant@google.com>
252 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
253 MASK_PPC_GFXOPT for 8540 or 8548.
255 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
257 * tree-vect-transform.c (vect_update_inits_of_drs): Use
258 vect_print_dump_info() to output debug information.
260 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
264 operands of size 2 when operand is not MEM_P.
266 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
268 PR tree-optimization/30565
269 * lambda-code.c (perfect_nestify): Fix updating of dominators.
271 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
273 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
274 (umulsi3_highpart): Use them.
275 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
276 for final accumulator to D regisster tranfser.
278 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
280 PR tree-optimization/31699
281 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
283 (vect_enhance_data_refs_alignment): Compute peel amount using
284 TYPE_VECTOR_SUBPARTS instead of vf.
285 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
287 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
290 * system.h: Remove inclusion of double-int.h
291 * tree.h: Include double-int.h
292 * gengtype.c: Likewise
293 * cfgloop.h: Likewise
294 * Makefile.in: Adjust dependencies on double-int.h
296 2007-05-02 Eric Christopher <echristo@apple.com>
298 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
299 -shared to -Zdynamiclib.
301 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
304 * c-common.c (strip_pointer_or_array_types): New function.
305 * c-common.h (strip_pointer_or_array_types): New function declaration.
307 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
309 PR tree-optimization/31771
310 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
312 2007-05-02 Paul Brook <paul@codesourcery.com>
314 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
316 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
319 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
322 2007-05-02 Nick Clifton <nickc@redhat.com>
324 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
326 2007-05-02 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/31146
329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
330 argument, single_use_p. If we have a single use that is
331 a conversion to the definition rhs type, propagate that rhs.
332 (forward_propagate_addr_expr): Pass single_use_p argument
333 to forward_propagate_addr_expr_1.
335 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
337 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
340 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
342 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
343 'AMD Family 10 core'.
345 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
347 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
348 and athlon64-sse3 as improved versions of k8, opteron and athlon64
349 with SSE3 instruction set support.
350 * doc/invoke.texi: Likewise.
352 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
354 * config/i386/i386.c (override_options): Tuning 32-byte loop
355 alignment for amdfam10 architecture. Increasing the max loop
356 alignment to 24 bytes.
358 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
360 * config/m68k/constraints.md: New.
361 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
362 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
363 EXTRA_CONSTRAINT): Remove.
364 * config/m68k/m68k.md: Include constraints.md.
365 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
367 2007-05-01 Ian Lance Taylor <iant@google.com>
369 PR tree-optimization/31739
370 * tree-vrp.c (vrp_val_is_max): New static function.
371 (vrp_val_is_min): New static function.
372 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
374 (set_value_range): Use vrp_val_is_{max,min}.
375 (extract_range_from_assert): Likewise.
376 (extract_range_from_binary_expr): Likewise.
377 (extract_range_from_unary_expr): Likewise.
378 (dump_value_range, vrp_meet): Likewise.
379 (vrp_visit_phi_node): Likewise.
380 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
382 2007-05-01 Mark Mitchell <mark@codesourcery.com>
384 * config/i386/gmon-sol2.c (size_t): New type.
385 (intptr_t): Likewise.
386 (s_textsize): Declare as size_t.
388 (monstartup): Use size_t for sizes.
389 (_mcount): Save and restore registers.
390 (internal_mcount): Pass 0 as the first argument to monstartup
392 (moncontrol): Convert pointer to appropriately sized integer
393 before passing to profil.
395 2007-05-01 Joseph Myers <joseph@codesourcery.com>
397 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
398 __NO_FPRS__, not just if _SOFT_DOUBLE.
399 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
400 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
401 also for E500 double.
402 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
403 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
406 2007-05-01 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
411 2007-05-01 Joseph Myers <joseph@codesourcery.com>
413 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
415 2007-05-01 Jan Hubicka <jh@suse.cz>
417 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
420 2007-05-01 Jan Hubicka <jh@suse.cz>
422 * tree.h (maybe_fold_offset_to_component_ref): Remove.
423 (maybe_fold_offset_to_reference): Declare.
424 * fold-const.c (fold_unary): Do not fold
425 (type *)&A into &A->field_of_type_and_offset_0
426 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
427 size is unknown, give up.
428 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
430 (maybe_fold_offset_to_reference): New.
431 (maybe_fold_stmt_indirect): Use it.
432 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
433 * gimplify.c (gimplify_conversion): Canonicalize conversions to
435 (gimplify_expr): Likewise for plus_expr.
437 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
439 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
440 bsi_after_labels. Always insert statements before bsi.
441 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
442 * predict.c (apply_return_prediction): Check for empty blocks.
443 * cfgexpand.c (lab_rtx_for_bb): New variable.
444 (label_rtx_for_bb): Do not create new tree labels.
445 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
446 (tree_expand_cfg): Initialize lab_rtx_for_bb.
447 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
449 (label_for_bb): Add field used.
450 (update_eh_label, main_block_label): Mark the label used.
451 (cleanup_dead_labels): Remove unused labels.
453 2007-05-01 Richard Guenther <rguenther@suse.de>
455 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
456 if it is not about to be set.
457 (get_value_range): Do not pre-allocate equiv bitmap.
458 (update_value_range): No need to clear equiv field.
459 (add_equivalence): Change prototype to get bitmap pointer.
460 Allocate bitmap here if it is not already.
461 (extract_range_from_assert): Do not allocate bitmap here.
462 Update callers to add_equivalence.
463 (extract_range_from_ssa_name): Likewise.
464 (get_vr_for_comparison): New static helper.
465 (compare_name_with_value): Handle NULL equiv bitmap by
466 peeling the first iteration of the comparison loop.
467 Use get_vr_for_comparison.
468 (compare_names): Handle NULL equiv bitmaps by using fake
469 ones. Use get_vr_for_comparison.
471 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
473 * double-int.c (mpz_set_double_int): Moved from
474 tree-ssa-loop-niter.c.
475 (mpz_get_double_int): Likewise; also, add option to wrap
476 out-of-range integers.
477 * double-int.h: New prototypes for above.
478 * tree.c (get_static_type_bounds): Moved from
479 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
480 TYPE_MAX_VALUE if they exist..
481 * tree.h: New prototype for above.
482 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
483 get_type_bounds calls.
484 (mpz_set_double_int): Move to double-int.c.
485 (get_type_bounds): Move to tree.c, rename to
486 get_static_type_bounds.
487 (mpz_to_double_int): Move to double-int.c, rename to
490 2007-04-30 Bob Wilson <bob.wilson@acm.org>
492 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
493 DIV0 exception can fall through to a normal return.
495 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
499 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
500 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
501 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
502 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
503 initialize align to silence bogus warning.
504 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
505 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
507 (struct sra_walk_fns): Remove use_all parameter from use.
508 (sra_hash_tree): Handle BIT_FIELD_REFs.
509 (sra_elt_hash): Don't hash bitfld blocks.
510 (sra_elt_eq): Skip them in parent compares as well. Handle
512 (sra_walk_expr): Don't maintain or pass down use_all_p.
513 (scan_use): Remove use_all parameter.
514 (scalarize_use): Likewise. Re-expand assignment to
515 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
516 output, and re-scalarize after output. Don't mark anything
518 (scalarize_ldst): Adjust.
519 (scalarize_walk_gimple_modify_statement): Likewise.
520 (build_element_name_1): Handle BIT_FIELD_REFs.
521 (instantiate_element): Don't warn for any element whose parent
523 (instantiate_missing_elements_1): Return the sra_elt.
524 (canon_type_for_field): New.
525 (try_instantiate_multiple_fields): New.
526 (instantiate_missing_elemnts): Use them.
527 (mark_no_warning): Removed.
528 (generate_one_element_ref): Handle BIT_FIELD_REFs.
529 (REPLDUP, sra_build_elt_assignment): New.
530 (generate_copy_inout): Use them.
531 (generate_element_copy): Likewise. Handle bitfld differences.
532 (generate_element_zero): Don't recurse for blocks. Use
533 sra_build_elt_assignment.
534 (generate_one_element_int): Take elt instead of var. Use
535 sra_build_elt_assignment.
536 (generate_element_init_1): Adjust.
537 (scalarize_use, scalarize_copy): Use REPLDUP.
538 (scalarize_ldst): Move assert before dereference.
539 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
541 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
544 * tree.c (reconstruct_complex_type): Reconstruct a reference
546 Also use the same mode for the pointer as the old pointer type.
548 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
550 * doc/trouble.texi (Interoperation): Remove note about Ultrix
553 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
555 PR rtl-optimization/31676
556 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
557 (df_refs_record): Call it.
559 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
561 * rtl.def (SS_ABS): New code.
562 * config/bfin/bfin.c (print_operand): New modifier 'v'.
563 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
564 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
565 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
566 (bfin_init_builtins): Define them.
567 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
568 (bfin_expand_builtin): ... and handle the others here.
569 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
570 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
571 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
572 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
573 operand is only HImode.
575 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
577 * regclass.c (scan_one_insn): Remove splitting of
580 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
581 Nigel Stephens <nigel@mips.com>
583 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
585 2007-04-28 Jan Hubicka <jh@suse.cz>
587 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
588 insn_locators_alloc instead of insn_locators_initialize;
589 call reset_block_changes.
590 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
591 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
592 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
593 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
594 * config/score/score.c (th_output_mi_thunk): Likewise.
595 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
596 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
597 tolerate uninitialized locator info.
600 * function.c (init_function_start): Don't init line number info.
601 (expand_function_end): Update.
602 (reset_block_changes, record_block_change, finalize_block_changes,
603 check_block_change, free_block_changes): Kill.
604 * function.h (reset_block_changes, record_block_change,
605 finalize_block_changes, check_block_change, free_block_changes): Remove
607 (struct function): Remove ib_boundaries_block.
608 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
609 Use curr_insn_locator to initialize locator.
610 (emit_line_note): Remove.
611 * cfgexpand.c (expand_gimple_cond_expr): Update.
612 (construct_exit_block): Likewise.
613 (tree_expand_cfg): Initialize/finalize locators.
614 * expr.c (expand_expr_real): Update.
615 * cfglayout.c (line_locators_locs, line_locators_lines,
616 file_locators_locs, file_locators_files): Remove.
617 (set_block_levels): Move to cfgexpand.c.
618 (insn_locators_initialize): Remove.
619 (pass_insn_locators_initialize): Remove.
620 (locations_locators_locs, locations_locators_vals): New static vars.
621 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
623 (insn_locators_alloc, insn_locators_finalize,
624 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
626 (locator_location): New.
627 (locator_line, locator_file): Rewrite.
628 * rtl.h (emit_line_note): Kill.
629 (insn_locators_alloc, insn_locators_finalize,
630 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
632 * tree-inline.c (initialize_cfun): Do not initialize
634 * passes.c (pass_insn_locators_initialize): Remove.
636 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
638 * tree-cfg.c (move_block_to_fn): Release bb from dominance
639 info. Update last_basic_block correctly.
641 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
644 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
645 register itself to hold the offset constant. Tell flow the use
646 of r4 and r5 when they are used.
648 2007-04-27 Richard Guenther <rguenther@suse.de>
650 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
651 if we simplified anything.
652 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
653 warnings until we did a simplification and the stmt was not
654 marked as TREE_NO_WARNING.
656 2007-04-27 Mike Stump <mrs@apple.com>
658 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
660 2007-04-27 Ian Lance Taylor <iant@google.com>
663 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
664 TYPE_MAX_VALUE exist, convert them to the new type.
666 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
668 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
669 if it claims to be available.
670 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
672 (perform_tree_ssa_dce): Always free postdominators.
674 2007-04-27 Richard Henderson <rth@redhat.com>
676 * config/alpha/predicates.md (aligned_memory_operand): Mark
677 as define_special_predicate.
678 (unaligned_memory_operand, normal_memory_operand): Likewise.
679 (reg_or_unaligned_mem_operand): Remove.
680 (any_memory_operand): Match the documentation and check for
681 non-renumbered pseudos during reload.
682 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
683 alpha_secondary_reload_class, update to new interface, make static.
684 Handle CQImode like HImode. Remove FP subreg check.
685 (alpha_expand_mov): Use replace_equiv_address.
686 (alpha_expand_mov_nobwx): Use any_memory_operand.
687 (TARGET_SECONDARY_RELOAD): New.
688 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
689 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
690 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
691 * config/alpha/alpha.md: ... here.
692 (RELOAD12, reloadmode): New.
694 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
695 Don't handle the aligned case here.
696 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
697 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
698 reload_inhi_help. Don't expect a scratch register.
699 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
701 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
703 2007-04-27 Richard Guenther <rguenther@suse.de>
705 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
707 2007-04-27 Richard Guenther <rguenther@suse.de>
709 PR tree-optimization/30965
710 PR tree-optimization/30978
711 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
712 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
713 (find_equivalent_equality_comparison): Likewise.
714 (simplify_cond): Likewise.
715 (get_prop_source_stmt): New helper.
716 (get_prop_dest_stmt): Likewise.
717 (can_propagate_from): Likewise.
718 (remove_prop_source_from_use): Likewise.
719 (combine_cond_expr_cond): Likewise.
720 (forward_propagate_comparison): New function.
721 (forward_propagate_into_cond): Rewrite to use fold for
723 (tree_ssa_forward_propagate_single_use_vars): Call
724 forward_propagate_comparison to propagate comparisons.
726 2007-04-27 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/31715
729 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
730 sure to do computation on the offset in an appropriate
733 2007-04-27 Richard Sandiford <richard@codesourcery.com>
735 * reload.h (elimination_target_reg_p): Declare.
736 * reload.c (find_reloads): Don't apply the reg_rtx move
737 optimization if the SET_DEST satisfies elimination_target_reg_p.
738 * reload1.c (elimination_target_reg_p): New function.
739 (gen_reload): In the move/add2 fallback, make sure that op0
740 does not overlap the destination register.
742 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
744 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
745 transform only GIMPLE_MODIFY_STMTs.
746 * tree-complex.c (expand_complex_operations_1): Ditto.
747 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
748 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
749 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
751 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
752 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
753 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
754 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
755 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
756 slpeel_add_loop_guard): Ditto.
757 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
758 * lambda-code.c (perfect_nestify): Ditto.
759 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
760 before the first statement.
761 * tree-optimize.c (execute_free_datastructures): Fix comments.
762 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
763 * tree-flow.h (disband_implicit_edges): Declaration removed.
764 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
766 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
768 (disband_implicit_edges, has_label_p): Removed.
769 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
770 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
772 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
774 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
776 * cfgexpand.c (label_rtx_for_bb): New function.
777 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
778 Use label_rtx_for_bb to find the labels.
779 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
780 last block. Detect fallthru edges.
782 2007-04-26 Ian Lance Taylor <iant@google.com>
785 * reload.c (find_reloads_subreg_address): If the address was valid
786 in the original mode but not in the new mode, reload the whole
789 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
791 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
792 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
793 (cleanup_control_expr_graph): Do not invalidate dominance info.
794 Record altered blocks.
795 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
796 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
797 cleanup_tree_cfg_bb): New functions.
798 (remove_forwarder_block): Do not maintain the worklist of blocks.
799 Record altered blocks.
800 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
802 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
803 delete_unreachable_blocks if dominators are not available.
804 * tree-inline.c (optimize_inline_calls): Free dominance information
806 * tree-flow.h (remove_edge_and_dominated_blocks,
807 cfgcleanup_altered_bbs): Altered.
808 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
810 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
812 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
813 do not invalidate dominators.
815 2007-04-26 Anatoly Sokolov <aesok@post.ru>
817 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
818 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
819 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
820 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
822 2007-04-26 Steve Ellcey <sje@cup.hp.com>
824 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
826 2007-04-26 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/31703
829 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
830 the right type for the target of the bittest.
832 2007-04-26 Richard Sandiford <richard@codesourcery.com>
834 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
835 ix86_sol10_return_in_memory.
837 2007-04-26 Richard Sandiford <richard@codesourcery.com>
839 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
842 2007-04-26 Jakub Jelinek <jakub@redhat.com>
845 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
847 PR tree-optimization/30558
848 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
849 clear this_state.prev_try.
851 2007-04-26 Richard Sandiford <richard@codesourcery.com>
852 Mark Mitchell <mark@codesourcery.com>
854 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
855 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
856 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
858 2007-04-26 Richard Sandiford <richard@codesourcery.com>
861 * doc/invoke.texi (%:print-asm-header): Document.
862 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
864 (static_spec_functions): Add print-asm-header.
865 (main): Print a banner before the --target-help linker options.
866 (print_asm_header_spec_function): New function.
868 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
871 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
872 (movsf_ie): Likewise.
874 2007-04-25 Paolo Carlini <pcarlini@suse.de>
876 * doc/extend.texi ([Type Traits]): Adjust per N2255.
878 2007-04-25 Bob Wilson <bob.wilson@acm.org>
880 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
882 (__umodsi3, __modsi3): Likewise.
884 2007-04-25 Dirk Mueller <dmueller@suse.de>
886 * c-typeck.c (build_compound_expr): Annotate warning()
887 call with OPT_Wunused_value.
888 * tree-ssa.c (warn_uninit): Annotate warning with
890 * c-common.c (handle_sentinel_attribute): Annotate warning
891 call with OPT_Wattributes.
893 2007-04-25 Thiemo Seufer <ths@mips.com>
895 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
897 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
898 on to the assembler. Improve handling of -mno-mips16. Add handling
899 of -mno-mips3d, -mno-dsp, -mno-dspr2.
900 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
901 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
902 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
904 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
907 * config/i386/winnt.c (i386_pe_file_end): Strip only
908 USER_LABEL_PREFIX when writing export name.
910 2007-04-25 Richard Sandiford <richard@codesourcery.com>
912 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
913 sh/elf.h, vx-common.h and vxworks.h.
914 * config/sh/sh.h: Include config/vxworks-dummy.h.
915 (SUBTARGET_OVERRIDE_OPTIONS): Define.
916 (OVERRIDE_OPTIONS): Use it.
917 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
918 (vxworks_picreg): New pattern.
919 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
920 VXWORKS_OS_CPP_BUILTINS.
921 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
922 to their VXWORKS_* equivalents.
923 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
924 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
925 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
926 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
927 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
928 -mrtp/-fPIC multilibs.
929 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
930 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
931 (MULTILIB_OSDIRNAMES): Delete.
933 2007-04-25 Anatoly Sokolov <aesok@post.ru>
936 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
938 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
940 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
941 rounding mode to be specified by the caller.
942 (real_to_mpfr) Likewise.
943 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
944 include new arguments.
945 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
947 2007-04-24 Ian Lance Taylor <iant@google.com>
949 PR tree-optimization/31605
950 * tree-vrp.c (set_value_range): Check that min and max are not
951 both overflow infinities.
952 (set_value_range_to_value): New static function.
953 (extract_range_from_binary_expr): Call set_value_range_to_value.
954 (extract_range_from_cond_expr): Likewise.
955 (extract_range_from_expr): Likewise.
956 (extract_range_from_unary_expr): Likewise. Don't create a range
957 which overflows on both sides.
958 (vrp_meet): Check for a useless range.
959 (vrp_visit_phi_node): If we see a constant which looks like an
960 overflow infinity, turn off the TREE_OVERFLOW flag.
962 2007-04-24 Ian Lance Taylor <iant@google.com>
964 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
966 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
969 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
970 diagnostic message is being built.
971 * tree-pretty-print.c (dump_generic_node): Only write the
972 formatted text into BUFFER's stream if we are not building a
974 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
976 * Makefile.in (toplev.o): Depend on tree-pass.h.
978 2007-04-24 Ian Lance Taylor <iant@google.com>
980 PR tree-optimization/31602
981 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
982 conditionals in the copied loop header.
983 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
984 warnings if TREE_NO_WARNING is set.
985 * doc/invoke.texi (Warning Options): Clarify that
986 -Wstrict-overflow does not warn about loops.
988 2007-04-24 Janis Johnson <janis187@us.ibm.com>
990 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
991 expand on the comment about _Decimal128 arguments and check the
992 integer result of the modulus operation; for 64-bit ELF ABI, ensure
993 that _Decimal128 argument uses even/odd register pair.
994 (function_arg): Ditto.
996 2007-04-24 Hui-May Chang <hm.chang@apple.com>
998 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
999 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1001 2007-04-24 Richard Guenther <rguenther@suse.de>
1002 Olga Golovanevsky <olga@il.ibm.com>
1004 * fold-const.c (multiple_of_p): Check for bottom
1007 2007-04-24 Richard Henderson <rth@redhat.com>
1009 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1010 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1011 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1012 looking for non-zero bits shifted out. Avoid a recursive call
1013 when constructing the scalar.
1014 (__floatundisf): Likewise.
1016 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1018 * dwarf2out.c (field_byte_offset): Move the existing logic
1019 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1020 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1022 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1025 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1026 argument of 0 for memset.
1027 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1028 unsigned shift instead of the signed variant.
1030 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1032 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1033 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1034 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1035 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1036 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1037 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1038 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1039 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1040 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1041 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1042 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1043 "mul<mode>3", "div<mode>3"): Insn definitions added.
1044 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1045 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1046 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1047 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1048 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1049 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1050 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1051 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1052 TARGET_FLOAT_FORMAT): Macro definitions removed.
1053 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1054 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1055 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1056 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1057 (s390_gen_rtx_const_DI): Function removed.
1058 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1060 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1062 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1063 over an external ffs function.
1065 2007-04-24 Chao-ying Fu <fu@mips.com>
1066 Richard Sandiford <richard@nildram.co.uk>
1068 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1069 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1070 (smadd_widen_optab, umadd_widen_optab): Define.
1071 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1073 * genopinit.c (optabs): Fill in smadd_widen_optab and
1075 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1076 and umadd_widen_optab to implement multiply-add sequences.
1077 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1078 (<u>maddsidi4): ...this. Extend condition to include
1079 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1080 of operand 0 to "ka" and use the three-operand form of madd<u>
1082 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1084 * config/mips/constraints.md (ka): New register constraint.
1086 2007-04-24 Jan Hubicka <j@suse.cz>
1090 2007-04-23 Jan Hubicka <jh@suse.cz>
1091 * function.c (init_function_start): Don't init line number info.
1092 (expand_function_end): Update.
1093 (reset_block_changes, record_block_change, finalize_block_changes,
1094 check_block_change, free_block_changes): Kill.
1095 * function.h (reset_block_changes, record_block_change,
1096 finalize_block_changes, check_block_change, free_block_changes): Remove
1098 (struct function): Remove ib_boundaries_block.
1099 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1100 Use curr_insn_locator to initialize locator.
1101 (emit_line_note): Remove.
1102 * cfgexpand.c (expand_gimple_cond_expr): Update.
1103 (construct_exit_block): Likewise.
1104 (tree_expand_cfg): Initialize/finalize locators.
1105 * expr.c (expand_expr_real): Update.
1106 * cfglayout.c (line_locators_locs, line_locators_lines,
1107 file_locators_locs, file_locators_files): Remove.
1108 (set_block_levels): Move to cfgexpand.c.
1109 (insn_locators_initialize): Remove.
1110 (pass_insn_locators_initialize): Remove.
1111 (locations_locators_locs, locations_locators_vals): New static vars.
1112 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1114 (insn_locators_alloc, insn_locators_finalize,
1115 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1117 (locator_location): New.
1118 (locator_line, locator_file): Rewrite.
1119 * rtl.h (emit_line_note): Kill.
1120 (insn_locators_alloc, insn_locators_finalize,
1121 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1123 * tree-inline.c (initialize_cfun): Do not initialize
1124 ib_boundaries_block.
1125 * passes.c (pass_insn_locators_initialize): Remove.
1127 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1129 * doc/invoke.texi: Removed leading '-' from option index entries.
1131 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1133 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1135 (create_phi_node): Use set_phi_nodes.
1136 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1137 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1138 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1139 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1140 (bsi_start, bsi_last): Use bb_stmt_list.
1141 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1142 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1143 Traverse the statements using tsi iterator.
1144 * basic-block.h (struct basic_block_def): Fields stmt_list
1145 and phi_nodes moved to ...
1146 (struct tree_bb_info): ... new structure.
1147 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1148 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1149 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1150 (tree_verify_flow_info): Verify that il.tree is not set for
1151 entry and exit block.
1152 (tree_split_block): Use set_bb_stmt_list.
1154 2007-04-23 Mike Stump <mrs@apple.com>
1156 * config/i386/i386.c (ix86_tune_features
1157 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1160 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1162 * config/i386/i386.md (prefix_extra): New attribute.
1163 (length): Add prefix_extra.
1165 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1166 (sse2_movntv2di): Likewise.
1167 (sse2_cvtps2dq): Likewise.
1168 (sse2_cvtpd2pi): Likewise.
1169 (sse2_cvttpd2pi): Likewise.
1170 (*sse2_cvtpd2ps): Likewise.
1171 (*add<mode>3): Likewise.
1172 (sse2_ssadd<mode>3): Likewise.
1173 (sse2_usadd<mode>3): Likewise.
1174 (*sub<mode>3): Likewise.
1175 (sse2_sssub<mode>3): Likewise.
1176 (sse2_ussub<mode>3): Likewise.
1177 (*mulv8hi3): Likewise.
1178 (*smulv8hi3_highpart): Likewise.
1179 (*umulv8hi3_highpart): Likewise.
1180 (sse2_umulv2siv2di3): Likewise.
1181 (sse2_pmaddwd): Likewise.
1182 (ashr<mode>3): Likewise.
1183 (lshr<mode>3): Likewise.
1184 (ashl<mode>3): Likewise.
1185 (sse2_ashlti3): Likewise.
1186 (sse2_lshrti3): Likewise.
1187 (*umaxv16qi3): Likewise.
1188 (*smaxv8hi3): Likewise.
1189 (*uminv16qi3): Likewise.
1190 (*sminv8hi3): Likewise.
1191 (sse2_eq<mode>3): Likewise.
1192 (sse2_gt<mode>3): Likewise.
1193 (*and<mode>3): Likewise.
1194 (sse2_nand<mode>3): Likewise.
1195 (*ior<mode>3): Likewise.
1196 (*xor<mode>3): Likewise.
1197 (sse2_packsswb): Likewise.
1198 (sse2_packssdw): Likewise.
1199 (sse2_packuswb): Likewise.
1200 (sse2_punpckhbw): Likewise.
1201 (sse2_punpcklbw): Likewise.
1202 (sse2_punpckhwd): Likewise.
1203 (sse2_punpcklwd): Likewise.
1204 (sse2_punpckhdq): Likewise.
1205 (sse2_punpckldq): Likewise.
1206 (sse2_punpckhqdq): Likewise.
1207 (sse2_punpcklqdq): Likewise.
1208 (*sse2_pinsrw): Likewise.
1209 (*sse2_pextrw): Likewise.
1210 (sse2_pshufd_1): Likewise.
1211 (sse2_uavgv16qi3): Likewise.
1212 (sse2_uavgv8hi3): Likewise.
1213 (sse2_psadbw): Likewise.
1214 (sse2_pmovmskb): Likewise.
1215 (*sse2_maskmovdqu): Likewise.
1216 (*sse2_maskmovdqu_rex64): Likewise.
1217 (sse4a_extrqi): Likewise.
1218 (sse4a_extrq): Likewise.
1219 (sse3_lddqu): Set prefix_rep.
1220 (sse3_addsubv4sf3): Likewise.
1221 (sse3_haddv4sf3): Likewise.
1222 (sse3_hsubv4sf3): Likewise.
1223 (sse_cvtss2si): Likewise.
1224 (sse_cvtss2si_2): Likewise.
1225 (sse_cvtss2siq): Likewise.
1226 (sse_cvtss2siq_2): Likewise.
1227 (sse_cvttss2si): Likewise.
1228 (sse_cvttss2siq): Likewise.
1229 (sse2_cvttps2dq): Likewise.
1230 (sse3_movshdup): Likewise.
1231 (sse3_movsldup): Likewise.
1232 (sse2_cvtsd2si): Likewise.
1233 (sse2_cvtsd2si_2): Likewise.
1234 (sse2_cvtsd2siq): Likewise.
1235 (sse2_cvtsd2siq_2): Likewise.
1236 (sse2_cvttsd2si): Likewise.
1237 (sse2_cvttsd2siq): Likewise.
1238 (*sse2_cvtpd2dq): Likewise.
1239 (*sse2_cvttpd2dq): Likewise.
1240 (sse2_pshuflw_1): Likewise.
1241 (sse2_pshufhw_1): Likewise.
1242 (sse4a_insertqi): Likewise.
1243 (sse4a_insertq): Likewise.
1244 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1245 (ssse3_phadddv4si3): Likewise.
1246 (ssse3_phaddswv8hi3): Likewise.
1247 (ssse3_phsubwv8hi3): Likewise.
1248 (ssse3_phsubdv4si3): Likewise.
1249 (ssse3_phsubswv8hi3): Likewise.
1250 (ssse3_pmaddubswv8hi3): Likewise.
1251 (ssse3_pmulhrswv8hi3): Likewise.
1252 (ssse3_pshufbv16qi3): Likewise.
1253 (ssse3_psign<mode>3): Likewise.
1254 (ssse3_palignrti): Likewise.
1255 (abs<mode>2): Likewise.
1256 (ssse3_phaddwv4hi3): Set prefix_extra.
1257 (ssse3_phadddv2si3): Likewise.
1258 (ssse3_phaddswv4hi3): Likewise.
1259 (ssse3_phsubwv4hi3): Likewise.
1260 (ssse3_phsubdv2si3): Likewise.
1261 (ssse3_phsubswv4hi3): Likewise.
1262 (ssse3_pmaddubswv4hi3): Likewise.
1263 (ssse3_pmulhrswv4hi3): Likewise.
1264 (ssse3_pshufbv8qi3): Likewise.
1265 (ssse3_psign<mode>3): Likewise.
1266 (ssse3_palignrdi): Likewise.
1267 (abs<mode>2): Likewise.
1268 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1269 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1270 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1272 2007-04-23 Nick Clifton <nickc@redhat.com>
1274 * params.def: Fix formatting of emacs local variables.
1276 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1278 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1279 move if inter-unit move isn't allowed.
1280 Don't split moving the first element of V2DI to DI to inter-unit
1281 move if inter-unit move isn't allowed.
1283 2007-04-23 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1286 and CDI_POST_DOMINATORS separately.
1288 2007-04-23 Nick Clifton <nickc@redhat.com>
1290 * c.opt (Wformat-contains-nul): Add warning attribute.
1292 2007-04-23 Jan Hubicka <jh@suse.cz>
1294 * function.c (init_function_start): Don't init line number info.
1295 (expand_function_end): Update.
1296 (reset_block_changes, record_block_change, finalize_block_changes,
1297 check_block_change, free_block_changes): Kill.
1298 * function.h (reset_block_changes, record_block_change,
1299 finalize_block_changes, check_block_change, free_block_changes): Remove
1301 (struct function): Remove ib_boundaries_block.
1302 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1303 Use curr_insn_locator to initialize locator.
1304 (emit_line_note): Remove.
1305 * cfgexpand.c (expand_gimple_cond_expr): Update.
1306 (construct_exit_block): Likewise.
1307 (tree_expand_cfg): Initialize/finalize locators.
1308 * expr.c (expand_expr_real): Update.
1309 * cfglayout.c (line_locators_locs, line_locators_lines,
1310 file_locators_locs, file_locators_files): Remove.
1311 (set_block_levels): Move to cfgexpand.c.
1312 (insn_locators_initialize): Remove.
1313 (pass_insn_locators_initialize): Remove.
1314 (locations_locators_locs, locations_locators_vals): New static vars.
1315 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1317 (insn_locators_alloc, insn_locators_finalize,
1318 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1320 (locator_location): New.
1321 (locator_line, locator_file): Rewrite.
1322 * rtl.h (emit_line_note): Kill.
1323 (insn_locators_alloc, insn_locators_finalize,
1324 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1326 * tree-inline.c (initialize_cfun): Do not initialize
1327 ib_boundaries_block.
1328 * passes.c (pass_insn_locators_initialize): Remove.
1330 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1333 * expr.c (reduce_to_bit_field_precision): Handle
1336 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1338 PR tree-optimization/24659
1339 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1340 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1341 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1342 * genopinit.c (optabs): Rename vec_pack_mod_optab
1343 to vec_pack_trunc_optab.
1344 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1345 early for scalar floating point operands for NOP_EXPR.
1346 (vectorizable_type_promotion): Ditto.
1347 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1348 vec_pack_trunc_optab.
1349 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1351 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1352 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1353 Rename from VEC_PACK_MOD_EXPR.
1354 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1355 * expr.c (expand_expr_real_1): Ditto.
1356 * tree-inline.c (estimate_num_insns_1): Ditto.
1357 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1359 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1360 (vec_unpacks_lo_v4sf): Ditto.
1361 (vec_pack_trunc_v2df): Ditto.
1362 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1363 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1364 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1366 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1368 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1370 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1371 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1372 packing of floating point operands.
1373 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1374 represent unpacking of floating point operands.
1375 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1376 [vec_unpacks_hi]: Ditto.
1377 [vec_unpacks_lo]: Ditto.
1379 2007-04-22 Jan Hubicka <jh@suse.cz>
1381 * final.c (rest_of_handle_final): Call
1382 targetm.asm_out.constructor/targetm.asm_out.destructor
1383 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1384 proper priority via decl_*_priority_insert.
1385 * c-common.c (c_expand_body): Likewise.
1387 2007-04-22 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/29789
1390 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1391 (rewrite_reciprocal): New helper split out from
1392 determine_invariantness_stmt.
1393 (rewrite_bittest): Likewise.
1394 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1395 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1398 2007-04-22 Revital Eres <eres@il.ibm.com>
1400 * loop-unroll.c (var_to_expand): New field to support also
1401 insns of the form x = something + x.
1402 (analyze_insn_to_expand_var): Use it.
1403 (expand_var_during_unrolling): Likewise.
1405 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1407 * predict.c: Include pointer-set.h.
1408 (bb_predictions): New variable.
1409 (tree_predicted_by_p, tree_predict_edge,
1410 remove_predictions_associated_with_edge): Use bb_predictions map
1411 instead of bb->predictions.
1412 (clear_bb_predictions, assert_is_empty): New functions.
1413 (combine_predictions_for_bb): Use bb_predictions map. Call
1414 clear_bb_predictions.
1415 (tree_estimate_probability): Create and free bb_predictions map.
1416 * Makefile.in (predict.o): Add pointer-set.h dependency.
1417 * basic-block.h (struct basic_block_def): Remove predictions
1419 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1421 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1424 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1427 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1429 * timevar.c (timevar_print): Change reference of --disable-checking to
1430 --enable-checking=release. Also warn if assert checking is disabled.
1432 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1435 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1436 decl as addressable if the compound literal was marked as
1438 Mark the decl as a gimple register if it is a complex or
1439 vector decl and does not live in memory.
1441 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1443 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1444 (GENERIC_NEXT): New function macro.
1445 (PHI_CHAIN): Use phi_node's new chain variable.
1446 (tree_phi_node): Change tree_common to tree_base
1447 and add the chain field.
1448 * tree-phinodes.c (make_phi_node): Don't set
1449 TREE_TYPE on the new node.
1450 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1451 instead of checking GIMPLE_TUPLE_P in chain_next.
1452 * tree-vect-transform.c
1453 (get_initial_def_for_induction): Look at
1454 PHI_RESULT_TREE for the type of the phi node.
1455 (update_vuses_to_preheader): Use PHI_CHAIN
1456 instead of TREE_CHAIN on the phi node.
1457 * tree-ssa-structalias.c (compute_points_to_sets):
1459 (ipa_pta_execute): Likewise.
1461 2007-04-21 Richard Guenther <rguenther@suse.de>
1464 * fold-const.c (fold_unary): Call fold_convert_const on the
1467 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1469 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1470 (store_killed_in_pat): New.
1472 2007-04-20 Richard Henderson <rth@redhat.com>
1475 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1476 TREE_LIST with a void_type_node value, not void_list_node exactly.
1478 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1480 * doc/standards.texi: Re-arrange into language-specific
1481 subsections. Add a C++ section, documenting which standards we
1484 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1486 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1487 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1489 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1491 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1492 ecrti.o and crtbegin.o.
1493 (LIB_DEFAULT_SPEC): Include -lc.
1494 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1496 2007-04-20 Richard Henderson <rth@redhat.com>
1499 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1500 argument; update all callers.
1501 (get_unaligned_offset): New.
1502 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1503 get_unaligned_address, just pass on the address directly.
1504 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1505 the subreg in the helper patterns.
1506 (unaligned_extendqidi_le): Use get_unaligned_offset.
1507 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1508 (unaligned_extendhidi_be): Likewise.
1509 (unaligned_extendhidi): Tidy.
1510 * config/alpha/alpha-protos.h: Update.
1512 2007-04-20 Richard Henderson <rth@redhat.com>
1514 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1515 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1516 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1517 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1518 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1519 (CPP_SPEC): Don't include %(cpp_subtarget).
1520 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1521 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1522 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1524 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1526 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1527 for __builtin_ia32_cmpordss.
1529 PR tree-optimization/31632
1530 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1531 and arg1 for optimizations of comparison against min/max values.
1532 Fold arg0 to arg1's type for optimizations of comparison against
1533 min+1 and max-1 values.
1535 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1537 * reload.c (combine_reloads): When trying to use a dying register,
1538 check whether it's uninitialized and don't use if so.
1540 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1542 * fold-const.c: Remove prototypes for native_encode_expr and
1543 native_interpret_expr.
1544 (native_encode_expr): Make non-static.
1545 (native_interpret_expr): Likewise.
1546 * tree.h: Add prototypes for the above.
1548 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1550 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1551 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1552 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1553 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1554 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1555 Add length attributes.
1557 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1559 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1562 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1563 __STDC_WANT_DEC_FP__.
1565 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1567 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1568 for long double compatibility.
1569 * configure: Regenerate.
1571 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1573 PR rtl-optimization/29841
1574 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1576 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1577 that may cause control flow transfer from being moved.
1579 2007-04-18 Jan Hubicka <jh@suse.cz>
1581 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1584 2007-04-18 Eric Christopher <echristo@apple.com>
1586 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1587 only. Update operands.
1588 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1589 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1590 link register to pic register.
1592 2007-04-18 Dirk Mueller <dmueller@suse.de>
1595 * tree-vrp.c (search_for_addr_array): New.
1596 (check_array_bounds): Suppress warning about
1597 address taken of array refs if its not de-referenced.
1599 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1601 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1602 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1604 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1605 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1606 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1608 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1610 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1612 (vect_analyze_scalar_cycles): Fix indentation.
1613 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1614 (vect_mark_relevant): Include phis in relevance analysis.
1616 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1618 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1620 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1621 output_operand_lossage().
1623 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1625 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1626 the unused code for reduction without adjust-in-epilog to simplify the
1629 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1631 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1632 (S390_TDC_NEGATIVE_ZERO): New constant.
1633 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1634 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1635 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1636 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1637 (S390_TDC_POSITIVE_INFINITY): New constant.
1638 (S390_TDC_NEGATIVE_INFINITY): New constant.
1639 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1640 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1641 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1642 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1643 (S390_TDC_INFINITY): New constant.
1644 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1645 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1646 optimization for UNSPEC_CCZ_TO_INT.
1647 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1648 ("*ccz_to_int"): New insn.
1649 ("isinf<mode>2"): New insn.
1650 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1651 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1652 (UNSPEC_CCZ_TO_INT): New constant.
1654 2007-04-18 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/19431
1657 PR tree-optimization/21463
1658 * tree-pass.h (pass_phiprop): Declare.
1659 * passes.c (init_optimization_passes): New phiprop pass.
1660 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1661 (phivn_valid_p): New helper function.
1662 (phiprop_insert_phi): Likewise.
1663 (propagate_with_phi): Likewise.
1664 (tree_ssa_phiprop): New propagator propagating loads
1665 through phi nodes if profitable.
1667 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1669 * tree-vect-analyze.c (process_use): New function.
1670 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1671 Check phis in all bbs.
1672 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1675 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1677 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1680 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1686 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1688 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1690 (sse_vmmulv4sf3): Likewise.
1691 (sse2_vmaddv2df3): Likewise.
1692 (sse2_vmmulv2df3): Likewise.
1694 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1696 PR rtl-optimization/31360
1697 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1698 (target_reg_cost): New.
1699 (init_set_costs): Initialize target_reg_cost. Add comments
1700 regarding the rationale of the costs.
1701 (global_cost_for_size): Renamed to...
1702 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1703 of register pressure.
1704 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1705 estimate_reg_pressure_cost. Add number of ivs.
1706 (determine_set_costs): Dump target_reg_cost.
1707 * loop-invariant.c (gain_for_invariant): Use
1708 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1709 (best_gain_for_invariant, find_invariants_to_move): Remove
1711 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1712 (target_reg_cost): Declare.
1713 (global_cost_for_size): Declaration removed.
1714 (estimate_reg_pressure_cost): Declare.
1716 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1718 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1719 regnos into even/odd register pairs.
1720 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1721 TDmode similar to the other floating point modes.
1722 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1723 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1725 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1726 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1727 (movdd_hardfloat64): Use TARGET_MFPGPR.
1729 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1731 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1734 2005-01-05 Richard Henderson <rth@redhat.com>
1736 * reload1.c (do_input_reload): Restrict the optimization deleteing
1737 a previous output reload to RELOAD_FOR_INPUT.
1739 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1741 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1742 induc_vec_info_type.
1743 (vectorizable_induction): New function declaration.
1744 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1745 check if already vectorized. Find first place in BB where new stmts
1746 can be inserted. Takes only one argument.
1747 (vectorizable_induction): New function.
1748 (vect_transform_stmt): Add case for induc_vec_info_type to call
1749 vectorizable_induction.
1750 (vect_transform_loop): Consider phis for vectorization.
1751 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1753 (analyze_operations): Call vectorizable_induction when analyzing phis.
1755 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1756 (vect_mark_relevant): Include phis in relevance analysis.
1757 (vect_mark_stmts_to_be_vectorize): Likewise.
1758 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1760 2007-04-16 Lawrence Crowl <crowl@google.com>
1762 * doc/invoke.texi (Debugging Options): Add documentation for the
1763 -femit-struct-debug options -femit-struct-debug-baseonly,
1764 -femit-struct-debug-reduced, and
1765 -femit-struct-debug-detailed[=...].
1767 * c-opts.c (c_common_handle_option): Add
1768 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1769 and OPT_femit_struct_debug_detailed_.
1770 * c.opt: Add specifications for
1771 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1772 and -femit-struct-debug-detailed[=...].
1773 * opts.c (set_struct_debug_option): Parse the
1774 -femit-struct-debug-... options.
1775 * opts.c (matches_main_base, main_input_basename,
1776 main_input_baselength, base_of_path, matches_main_base): Add
1777 variables and functions to compare header base name to compilation
1779 * opts.c (should_emit_struct_debug): Add to determine to emit a
1780 structure based on the option.
1781 (dump_struct_debug) Also disabled function to debug this
1783 * opts.c (handle_options): Save the base name of the
1786 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1787 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1788 This hook indicates if a type is generic. Set it by default
1790 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1791 to determine if a struct type is generic or not.
1792 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1793 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1794 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1797 * flags.h (enum debug_info_usage): Add an enumeration to describe
1798 a program's use of a structure type.
1799 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1800 to indicate the program's usage of the type. Filter structs based
1801 on the -femit-struct-debug-... specification.
1802 (gen_type_die): Split into two routines, gen_type_die and
1803 gen_type_die_with_usage. gen_type_die is now a wrapper
1804 that assumes direct usage.
1805 (gen_type_die_with_usage): Replace calls to gen_type_die
1806 with gen_type_die_with_usage adding the program usage of
1807 the referenced type.
1808 (dwarf2out_imported_module_or_decl): Suppress struct debug
1809 information using should_emit_struct_debug when appropriate.
1811 2007-04-16 Ian Lance Taylor <iant@google.com>
1813 PR tree-optimization/31522
1814 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1815 (vrp_initialize): Allocate vr_phi_edge_counts.
1816 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1817 executable edge. Drop test for all constants.
1818 (vrp_finalize): Free vrp_phi_edge_counts.
1820 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1821 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1823 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1824 predecessors at head rather than tail.
1826 2007-04-16 Matthias Klose <doko@debian.org>
1828 * config/alpha/linux.h (CPP_SPEC): Define.
1829 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1831 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1833 * function.h: Remove sequence_stack extern declaration.
1835 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1837 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1839 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1842 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1844 * config/avr/avr.c (avr_arch_types): Rearranging array.
1845 (enum avr_arch): Add.
1846 (avr_mcu_types): Use avr_arch enumeration constants instead of
1848 * config/avr/avr.h (LINK_SPEC): Simplify.
1850 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1852 * config/m68k/m68k.c (m68k_libcall_value,
1853 m68k_function_value): Use macros for register names more.
1855 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1857 (M68K_REGNAME): Use A6_REG.
1858 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1860 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1863 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1864 'pending_read_list_length' and 'pending_write_list_length'. Update
1866 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1867 to handle two length counters instead of one. Update all uses.
1868 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1869 two length counters instead of one.
1870 * sched-rgn.c (propagate_deps): Update to handle two length counters
1873 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1876 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1877 copy of source, pass it to ix86_expand_vector_set and return
1880 2007-04-16 David Ung <davidu@mips.com>
1881 Joseph Myers <joseph@codesourcery.com>
1883 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1884 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1885 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1886 Add 74K processor information.
1887 * config/mips/mips.md: Include 74k.md.
1888 (cpu): Add 74kc,74kf,74kx.
1889 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1890 * config/mips/74k.md: New.
1891 * doc/invoke.texi (MIPS Options): Document 74K support.
1893 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1895 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1896 vectorizable_* functions.
1897 * tree-vect-transform.c (vectorizable_call): Add check for
1898 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1899 (vectorizable_store): likewise.
1900 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1902 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1903 (vectorizable_type_promotion, vectorizable_load): Likewise.
1904 (vectorizable_live_operation, vectorizable_condition): Likewise.
1905 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1907 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1909 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1911 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1912 register numbers more.
1913 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1914 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1915 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1916 FUNCTION_VALUE_REGNO_P): Likewise.
1917 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1918 STATIC_CHAIN_REGNUM): Likewise.
1919 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1920 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1921 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1922 * config/m68k/m68k.md (FP_REG): New.
1924 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1926 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1929 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1931 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1932 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1935 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1937 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1940 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1943 * c-decl.c (finish_decl): Grab the type of the decl after the call
1944 to store_init_value.
1946 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1948 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1950 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1953 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1954 post dominators and cleanup cfg before returning.
1956 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1958 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1959 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1961 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1963 * config.gcc: Recognize fido.
1964 * config/m68k/m68k-devices.def (fidoa): New.
1965 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1967 (FL_FIDOA, TARGET_FIDOA): New.
1968 * config/m68k/m68k.opt (mfidoa): New.
1970 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1973 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1974 when a personality function is used.
1976 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1978 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1980 2007-04-13 Mike Stump <mrs@apple.com>
1982 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1984 * config/darwin.opt (fapple-kext): Make C++ only.
1985 * config/darwin.c (darwin_override_options): Remove code to ensure
1986 -fapple-kext is given for C++ only.
1988 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1990 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1991 * config/mips/mips.c (override_options): Call
1992 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1994 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1996 * config/i386/i386.opt (msvr3-shlib): Removed.
1998 * doc/invoke.texi: Remove -msvr3-shlib.
2000 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2002 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2003 with "popcnt" instruction.
2005 2007-04-13 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/21258
2008 * tree-vrp.c (compare_case_labels): New helper.
2009 (find_switch_asserts): New function.
2010 (find_assert_locations): Call it for SWITCH_EXPRs.
2012 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2015 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2016 check is now implied in X87_FLOAT_MODE_P.
2017 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2018 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2019 (fix_trunc<mode>_i386_fisttp): Ditto.
2020 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2021 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2022 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2023 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2024 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2025 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2026 (unnamed_splitters): Ditto.
2027 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2028 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2029 FIRST_SSE_REG for local functions when SSE math is enabled or
2030 for functions with sseregparm attribute.
2031 (standard_80387_constant_p): Return -1 if mode is not
2033 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2034 (ix86_expand_compare): Ditto.
2035 (ix86_expand_carry_flag_compare): Ditto.
2036 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2037 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2038 DECIMAL_FLOAT_MODE_P.
2039 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2040 of SCALAR_FLOAT_MODE_P.
2041 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2042 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2043 checks before FLOAT_MODE_P.
2044 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2045 before FLOAT_MODE_P.
2050 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2052 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2053 Charles Wilson <libtool@cwilson.fastmail.fm>
2055 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2056 (libgcc.mvars): Don't depend on them.
2057 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2058 * exec-tool.in: New.
2060 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2062 * doc/invoke.text (--help): Document --help=common.
2064 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2066 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2068 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2070 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2071 * genemit.c (main): Emit #include "integrate.h".
2072 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2073 (LOADGP_RTP): New mips_loadgp_style.
2074 * config/mips/mips.h: Include config/vxworks-dummy.h.
2075 (TARGET_RTP_PIC): New macro.
2076 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2077 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2078 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2080 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2081 -mvxworks-pic when using -mrtp and a PIC option.
2082 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2084 (mips_symbolic_constant_p, mips_symbolic_address_p)
2085 (mips_symbol_insns): Handle SYMBOL_HALF.
2086 (override_options): Warn about -G and -mrtp being used together.
2087 Initialize mips_lo_relocs[SYMBOL_HALF].
2088 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2089 (mips_emit_loadgp): Handle LOADGP_RTP.
2090 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2091 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2092 (tablejump): Handle function-relative case table entries if
2094 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2096 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2098 * config/mips/mips.md (load_call<mode>): Allow any general register.
2100 (sibcall_value_internal, sibcall_value_multiple_internal)
2101 (call_value_internal, call_value_split, call_value_multiple_internal)
2102 (call_value_multiple_split): Remove constraints from operand 0.
2104 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2106 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2107 rather than loadgp_noshared.
2108 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2109 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2111 * config/mips/mips.md (loadgp): Rename to...
2112 (loadgp_newabi): ...this.
2113 (loadgp_noshared): Rename to...
2114 (loadgp_absolute): ...this.
2116 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2118 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2119 false for locally-binding symbols.
2120 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2124 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2125 (SYMBOL_GOT_PAGE_OFST): ...this.
2126 (SYMBOL_GOT_GLOBAL): Rename to...
2127 (SYMBOL_GOT_DISP): ...this.
2128 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2129 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2130 * config/mips/mips.c (mips_global_symbol_p): New function.
2131 (mips_symbol_binds_local_p): Likewise.
2132 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2133 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2134 and mips_symbol_binds_local_p.
2135 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2136 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2137 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2139 (mips_ok_for_lazy_binding_p): New function.
2140 (mips_load_call_address, mips_expand_call): Use it.
2141 (mips_dangerous_for_la25_p): Likewise.
2142 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2143 (*got_disp<mode>): Use got_disp_operand instead of
2144 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2145 SYMBOL_GOTOFF_GLOBAL.
2146 (*got_page<mode>): Use got_page_ofst_operand instead of
2148 * config/mips/predicates.md (const_call_insn_operand): Use
2149 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2150 (global_got_operand): Rename to...
2151 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2153 (local_got_operand): Rename to...
2154 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2155 of SYMBOL_GOT_LOCAL.
2157 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2159 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2160 TARGET_CALL_CLOBBERED_GP.
2161 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2162 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2163 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2164 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2165 of TARGET_ABICALLS && !TARGET_NEWABI.
2166 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2167 * config/mips/mips.c (mips_load_call_address): Check
2168 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2169 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2170 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2171 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2172 TARGET_ABICALLS && TARGET_NEWABI.
2173 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2175 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2176 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2177 TARGET_ABICALLS && TARGET_NEWABI.
2178 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2179 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2180 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2181 whether indirect calls must use $25.
2182 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2184 * config/mips/mips.md (jal_macro): Check flag_pic and
2185 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2186 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2187 instead of TARGET_ABICALLS.
2188 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2189 TARGET_ABICALLS && TARGET_OLDABI.
2190 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2191 (sibcall): In the comment above the define_insn, mention
2192 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2193 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2194 instead of TARGET_ABICALLS.
2196 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2198 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2199 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2200 (MACFLAGS_MATCH_P): New macro.
2201 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2202 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2203 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2204 the other MACFLAG constants.
2205 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2206 (flag_machi): Tighten constraints. Renumber some of the operands.
2207 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2209 (flag_machi_parts_acconly): New pattern.
2210 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2212 (flag_macinit1hi): Tighten constraints.
2213 (flag_mul_macv2hi_parts_acconly): New pattern.
2215 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2216 Use a more efficient implementation.
2217 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2218 inline sequences when not optimizing for size.
2220 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2221 movhi_high2low): Delete, merge functionality into...
2222 (packv2hi): ... this pattern.
2224 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2225 * config/bfin/bfin.opt (msim): New option.
2226 (mcpu=): New option.
2227 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2228 (bfin_cpu_t): Typedef of enum bfin_cpu.
2229 (bfin_cpu_type): New declaration.
2230 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2231 -msim and -mcpu= options.
2232 (LIB_SPEC): Likewise.
2233 * config/bfin/bfin.c (bfin_cpu_type): Define.
2234 (bfin_handle_option): Handle -mcpu= option.
2235 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2236 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2237 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2239 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2241 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2242 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2243 (powerpc-wrs-vxworksae): Use ${tm_file}.
2244 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2245 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2246 * config/i386/vx-common.h: New file.
2248 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2250 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2253 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2255 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2258 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2262 * c-common.c (c_build_qualified_type): Set canonical type
2265 2007-04-12 Richard Guenther <rguenther@suse.de>
2267 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2268 lower bound and element size if lower bound is not zero
2269 or either of the ARRAY_REF operands is set.
2271 2007-04-12 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/24689
2274 PR tree-optimization/31307
2275 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2277 * gimplify.c (canonicalize_addr_expr): To be consistent with
2278 gimplify_compound_lval only set operands two and three of
2279 ARRAY_REFs if they are not gimple_min_invariant. This makes
2280 it never at this place.
2281 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2283 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2286 null before emitting a .nsubspa directive.
2288 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2290 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2291 need_to_partition_p if there are no memory statements in the
2294 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2296 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2297 (gcd_of_steps_may_divide_p): New function.
2298 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2300 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2302 * reload.c (find_reloads_toplev, find_reloads_address,
2303 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2304 not a pointer equality test, to decide if we need to call
2305 push_reg_equiv_alt_mem.
2307 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2309 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2310 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2311 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2313 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2315 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2316 vector to be positive.
2318 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2322 * doc/invoke.texi: Document --params max-aliased-vops and
2324 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2325 debug_memory_partitions): Move to tree-flow.h
2326 * params.h (AVG_ALIASED_VOPS): Define.
2327 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2329 (mp_info_t): Likewise.
2330 (get_mem_sym_stats_for): New.
2331 (set_memory_partition): Move from tree-flow-inline.h.
2332 (mark_non_addressable): Only clear the set of symbols for the
2333 partition if it exists.
2334 (dump_memory_partitions): Move from tree-ssa-operands.c
2335 (debug_memory_partitions): Likewise.
2336 (need_to_partition_p): New.
2337 (dump_mem_ref_stats): New.
2338 (debug_mem_ref_stats): New.
2339 (dump_mem_sym_stats): New.
2340 (debug_mem_sym_stats): New.
2341 (update_mem_sym_stats_from_stmt): New.
2342 (compare_mp_info_entries): New.
2343 (mp_info_cmp): Call it.
2344 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2346 (get_mpt_for): Move from tree-ssa-operands.c.
2347 (find_partition_for): New.
2348 (create_partition_for): Remove.
2349 (estimate_vop_reduction): New.
2350 (update_reference_counts): New.
2351 (build_mp_info): New.
2352 (compute_memory_partitions): Refactor.
2353 Document new heuristic.
2354 Call build_mp_info, update_reference_counts,
2355 find_partition_for and estimate_vop_reduction.
2356 (compute_may_aliases): Populate virtual operands before
2357 calling debugging dumps.
2358 (delete_mem_sym_stats): New.
2359 (delete_mem_ref_stats): New.
2360 (init_mem_ref_stats): New.
2361 (init_alias_info): Call it.
2362 (maybe_create_global_var): Remove alias_info argument.
2363 Get number of call sites and number of pure/const call sites
2364 from gimple_mem_ref_stats().
2365 (dump_alias_info): Call dump_memory_partitions first.
2366 (dump_points_to_info_for): Show how many times a pointer has
2368 * opts.c (decode_options): For -O2 set --param
2369 max-aliased-vops to 500.
2370 For -O3 set --param max-aliased-vops to 1000 and --param
2371 avg-aliased-vops to 3.
2372 * fortran/options.c (gfc_init_options): Remove assignment to
2374 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2375 * tree-dfa.c (dump_variable): Dump memory reference
2377 Dump NO_ALIAS* settings.
2378 (referenced_var_lookup): Tidy.
2379 (mem_sym_stats): New.
2380 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2381 and ORIG are different SSA names for a memory partition.
2382 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2383 * tree-flow.h (struct mem_sym_stats_d): Define.
2384 (mem_sym_stats_t): Define.
2385 (struct mem_ref_stats_d): Define.
2386 (struct gimple_df): Add field mem_ref_stats.
2387 (enum noalias_state): Define.
2388 (struct var_ann_d): Add bitfield noalias_state.
2389 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2390 debug_mem_ref_stats, debug_memory_partitions,
2391 debug_mem_sym_stats): Declare.
2392 * tree-ssa-structalias.c (update_alias_info): Update call
2393 sites, pure/const call sites and asm sites in structure
2394 returned by gimple_mem_ref_stats.
2395 Remove local variable IS_POTENTIAL_DEREF.
2396 Increase NUM_DEREFS if the memory expression is a potential
2398 Call update_mem_sym_stats_from_stmt.
2399 If the memory references memory, call
2400 update_mem_sym_stats_from_stmt for all the direct memory
2401 symbol references found.
2402 (intra_create_variable_infos): Set noalias_state field for
2403 pointer arguments according to the value of
2404 flag_argument_noalias.
2405 * tree-ssa-structalias.h (struct alias_info): Remove fields
2406 num_calls_found and num_pure_const_calls_found.
2407 (update_mem_sym_stats_from_stmt): Declare.
2408 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2409 Set default value to 100.
2410 (PARAM_AVG_ALIASED_VOPS): Define.
2412 2007-04-11 Richard Guenther <rguenther@suse.de>
2415 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2416 a * -b + c as c - a * b if we honor sign dependent rounding.
2418 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2420 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2422 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2423 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2425 (initialize_trampoline): Don't use old-style function definition.
2426 (bfin_secondary_reload): Mark IN_P argument as unused.
2428 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2430 PR tree-optimization/31343
2431 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2432 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2433 * testsuite/gcc.dg/vect/pr31343.c: New.
2435 2007-04-10 Eric Christopher <echristo@apple.com>
2437 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2438 * config/i386/i386.md (*cmpfp0): Use.
2439 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2440 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2441 (fix_trunc<mode>_i386_fisttp): Ditto.
2442 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2443 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2444 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2445 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2446 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2447 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2448 (unnamed_splitters): Ditto.
2449 * config/i386/i386.c (output_fix_trunc): Assert that
2450 we're not being passed a TFmode operand.
2452 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2454 PR tree-optimization/31526
2455 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2456 n_basic_blocks to find newly added blocks.
2458 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2462 (fix_trunc<mode>si_sse): Ditto.
2463 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2464 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2465 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2466 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2467 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2468 expander using SSEMODEF mode macro.
2469 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2470 expander using SSEMODEF mode macro.
2471 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2472 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2473 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2474 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2475 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2476 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2477 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2478 Macroize insn using X87MODEF mode macro.
2480 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2482 * config/i386/sse.md (sse2_pinsrw): Removed.
2483 (sse2_pextrw): Renamed to ...
2484 (*sse2_pextrw): This.
2486 2007-04-09 Jan Hubicka <jh@suse.cz>
2489 * config/i386/sse.md
2490 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2491 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2492 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2493 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2495 2007-04-09 Jan Hubicka <jh@suse.cz>
2497 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2498 multiple fields of union.
2500 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2502 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2503 (create_preheaders): Check that loops are available.
2504 (fix_loop_structure): Clean up, improve comments.
2505 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2506 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2508 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2509 * predict.c (tree_estimate_probability): Do not call
2510 calculate_dominance_info. Call create_preheaders.
2511 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2512 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2514 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2515 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2516 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2517 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2520 2007-04-08 Jan Hubicka <jh@suse.cz>
2522 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2523 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2524 * fold-const.c (fold_unary): Use it.
2526 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2528 * varasm.c (assemble_variable): Remove call to
2529 lang_hooks.decls.prepare_assemble_variable.
2530 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2531 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2532 * langhooks.h (lang_hooks_for_decls): Remove
2533 prepare_assemble_variable.
2535 2007-04-08 Mike Stump <mrs@apple.com>
2537 * config/i386/i386.c: Use inc/dec on Core2.
2539 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2541 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2542 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2543 lhd_tree_inlining_end_inlining): Remove.
2544 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2545 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2547 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2548 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2549 lhd_tree_inlining_end_inlining): Remove prototypes.
2550 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2551 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2552 LANG_HOOKS_TREE_INLINING_START_INLINING,
2553 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2555 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2558 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2561 * config/avr/predicates.md (io_address_operand): Delete predicate.
2562 (low_io_address_operand): Don't use 'mode' argument.
2563 (higth_io_address_operand): Rename ...
2564 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2565 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2568 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2570 Revert change removing staticp.
2572 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2575 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2578 2007-04-07 Bruce Korb <bkorb@gnu.org>
2580 * c.opt: Add -Wformat-contains-nul.
2581 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2583 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2584 the NUL byte warning.
2586 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2590 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2592 * tree.c (staticp): No longer use staticp langhook.
2593 * langhooks.c (lhd_staticp): Removed.
2594 * langhooks.h (struct lang_hooks): Remove staticp.
2595 * c-common.c (c_staticp): Remove.
2596 * c-common.h (c_staticp): Ditto.
2597 * langhooks-defs.h (lhd_staticp): Ditto.
2598 (LHD_HOOKS_STATICP): Ditto
2599 * tree.h (gcc_assert_lowered): New macro.
2601 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2603 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2604 argument "reliable".
2605 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2606 Add argument "reliable". Propagate it through calls.
2607 (infer_loop_bounds_from_undefined): Derive number of iterations
2608 estimates from references in blocks that do not dominate loop latch.
2609 (gcov_type_to_double_int): New function.
2610 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2611 and expected_loop_iterations_unbounded.
2612 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2613 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2614 * tree-data-ref.c (estimated_loop_iterations): Export.
2615 (get_references_in_stmt): Fix -- do not return addresses of local
2617 * cfgloop.h (expected_loop_iterations_unbounded,
2618 estimated_loop_iterations): Declare.
2620 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2622 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2624 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2627 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2628 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2629 Use output_387_reg_move().
2630 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2631 expander using X87MODEF12 mode macro.
2632 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2633 choosing register preferences. Use output_387_reg_move().
2634 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2635 instead of "x". Use output_387_reg_move().
2636 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2637 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2638 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2639 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2640 Use output_387_reg_move().
2641 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2643 (*truncxf?f_i387 splitter): Ditto.
2645 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2647 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2648 LANG_HOOKS_SAFE_FROM_P.
2649 * expr.c (safe_from_p): Remove langhook call.
2650 * langhooks.h (lang_hooks): Remove safe_from_p.
2651 (lhd_safe_from_p): Remove prototype.
2652 * langhooks.c (lhd_safe_from_p): Remove.
2654 2007-04-06 Jan Hubicka <jh@suse.cz>
2656 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2659 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2662 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2663 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2664 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2666 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2667 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2669 2007-04-05 Richard Henderson <rth@redhat.com>
2671 * config/alpha/alpha.c (print_operand) [+]: Remove.
2672 (alpha_end_function): Print nop if call at end of function.
2673 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2674 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2675 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2676 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2677 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2678 the call pattern. Update peepholes to match.
2680 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2682 * doc/extend.texi (Other Builtins): Add decimal float variants
2684 * builtins.def: Ditto.
2685 * builtins.c (expand_builtin): Ditto.
2687 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2688 H.J. Lu <hongjiu.lu@intel.com>
2691 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2692 of V8HImode when calling ix86_binary_operator_ok.
2693 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2694 (sdot_prodv8hi): Operands 1 and 2 must be register.
2696 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2698 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2699 initialize align to silence bogus warning.
2701 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2704 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2706 (struct sra_walk_fns): Remove use_all parameter from use.
2707 (sra_hash_tree): Handle BIT_FIELD_REFs.
2708 (sra_elt_hash): Don't hash bitfld blocks.
2709 (sra_elt_eq): Skip them in parent compares as well. Handle
2711 (sra_walk_expr): Don't maintain or pass down use_all_p.
2712 (scan_use): Remove use_all parameter.
2713 (scalarize_use): Likewise. Re-expand assignment to
2714 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2715 output, and re-scalarize after output. Don't mark anything
2717 (scalarize_ldst): Adjust.
2718 (scalarize_walk_gimple_modify_statement): Likewise.
2719 (build_element_name_1): Handle BIT_FIELD_REFs.
2720 (instantiate_element): Don't warn for any element whose parent
2722 (instantiate_missing_elements_1): Return the sra_elt.
2723 (canon_type_for_field): New.
2724 (try_instantiate_multiple_fields): New.
2725 (instantiate_missing_elemnts): Use them.
2726 (mark_no_warning): Removed.
2727 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2728 (REPLDUP, sra_build_elt_assignment): New.
2729 (generate_copy_inout): Use them.
2730 (generate_element_copy): Likewise. Handle bitfld differences.
2731 (generate_element_zero): Don't recurse for blocks. Use
2732 sra_build_elt_assignment.
2733 (generate_one_element_int): Take elt instead of var. Use
2734 sra_build_elt_assignment.
2735 (generate_element_init_1): Adjust.
2736 (scalarize_use, scalarize_copy): Use REPLDUP.
2737 (scalarize_ldst): Move assert before dereference.
2738 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2740 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2742 * regmove.c: Fix unused variable warnings due to previous commit.
2744 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2746 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2747 (regmove_bb_head): Remove.
2748 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2749 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2750 problems with fixup_match_1.
2751 Don't initialize/free regmove_bb_head.
2753 (reg_is_remote_constant_p): If an insn is in the same basic block
2754 but not before INSN, consider it remote, too.
2756 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2759 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2760 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2762 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2765 (CONDITIONAL_REGISTER_USAGE): Likewise.
2767 2007-04-04 Richard Henderson <rth@redhat.com>
2769 * config/alpha/lib1funcs.asm: Remove unused file.
2771 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2774 * opts.c (print_specific_help): Fix --help=<language>
2776 (common_handle_option): Support --help=common.
2778 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2781 * gcc.c (main): Do not run the linker if
2782 print_subprocess_help indicates that it shouldn't be
2785 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2788 * doc/invoke.texi (--help=): Document <languages> value, fix
2789 formatting in tables of values.
2791 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2793 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2794 dllimport attribute of virtual methods.
2796 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2798 * config/score/crti.asm: Change _bss_start to __bss_start.
2799 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2800 (OUTGOING_REG_PARM_STACK_SPACE) update.
2801 * config/score/score.opt: add options to make backend support
2802 score5, score5u, score7 and score7d.
2803 * config/score/score.md: Likewise.
2804 * config/score/misc.md: Likewise.
2805 * config/score/mac.md: Likewise.
2806 * doc/invoke.texi: Likewise.
2807 * doc/md.texi: update constraints define.
2809 2007-04-03 Richard Henderson <rth@redhat.com>
2811 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2812 an appropriate type, use the mode instead.
2814 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2816 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2817 Set the default --with-arch setting to mips2.
2818 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2819 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2820 (MULTILIB_OSDIRNAMES): Delete.
2821 (MULTILIB_DIRNAMES): Define.
2822 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2823 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2824 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2825 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2826 VXWORKS_OS_CPP_BUILTINS.
2827 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2828 (MIPS_DEBUGGING_INFO): Undefine.
2829 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2831 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2834 * fold-const.c (native_encode_real): Encode real.c provided longs
2835 as a series of 32-bit native integers.
2836 (native_interpret_real): Interpret buffer as a series of 32-bit
2839 2007-04-03 Richard Guenther <rguenther@suse.de>
2841 * genpreds.c (write_insn_constraint_len): Write function
2842 optimized for CONSTRAINT_LEN implementation.
2843 (write_tm_preds_h): Output insn_constraint_len inline and
2844 use it for CONSTRAINT_LEN.
2845 (write_insn_preds_c): Don't output insn_constraint_len.
2846 * doc/md.texi (define_register_constraint): Document multi-letter
2847 constraints shall have the same length if they start with the same
2850 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.md (isinf<mode>2): Expand only when
2854 TARGET_C99_FUNCTIONS is set.
2856 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2858 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2859 (x86_64-*-linux*): Ditto.
2860 * config/i386/i386.opt (mpc): New option.
2861 * config/i386/i386.c (overrride_options): Handle
2862 ix87_precision_string.
2863 * config/i386/crtprec.c: New file.
2864 * config/i386/t-crtpc: Ditto.
2865 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2867 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2868 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2869 crtprec32.o, crtprec64.o and crtprec80.o.
2871 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2873 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2875 2007-04-02 Eric Christopher <echristo@apple.com>
2877 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2878 limitations on darwin.
2880 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2883 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2885 2007-04-02 Dave Korn <dave.korn@artimi.com>
2887 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2889 2007-04-02 Dave Korn <dave.korn@artimi.com>
2891 * libgcc2.h (exception_descriptor): Don't forward-declare.
2892 (__get_eh_table_language, __get_eh_table_version): Delete
2893 prototypes of long-dead functions.
2895 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2897 * ebitmap.h: New file
2898 * ebitmap.c: New file
2899 * Makefile.in (ebitmap.o): New target.
2901 2007-04-01 Jan Hubicka <jh@suse.cz>
2903 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2904 before very first instruction.
2906 2007-04-01 Jan Hubicka <jh@suse.cz>
2908 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2909 waring on 64bit hosts.
2910 * bitmap.h: Fix typo in bitmap_head_def.
2912 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2914 PR rtl-optimization/31391
2915 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2916 into a DELETED_LABEL note, and the label is in an empty basic
2917 block, update BB_END as well as BB_HEAD.
2919 2007-04-01 Richard Henderson <rth@redhat.com>
2921 PR tree-optimization/31169
2922 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2923 to varying if the range is outside [0, prec-1].
2925 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2928 * config/mips/mips.md (load_const_gp): New insn.
2929 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2930 the MIPS16 GP pseudo register if no_new_pseudos.
2931 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2933 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2936 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2938 (call_value): Likewise.
2940 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2941 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2944 * doc/invoke.texi: (optimization options): Reword description
2945 of -ffast-math. Document its primary purpose.
2947 2007-03-31 Richard Guenther <rguenther@suse.de>
2949 * omp-low.c (splay-tree.h): Include.
2950 (lookup_decl): Replace splay-tree usage by pointer-map.
2951 (maybe_lookup_decl): Likewise.
2952 (new_omp_context): Likewise.
2953 (delete_omp_context): Likewise.
2954 * gimplify.c (splay-tree.h): Include.
2955 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2957 (remap_ssa_name): Likewise.
2958 (remap_decl): Likewise.
2959 (remap_type_1): Likewise.
2960 (remap_type): Likewise.
2961 (copy_body_r): Likewise.
2962 (expand_call_inline): Likewise.
2963 (clone_body): Likewise.
2964 (copy_tree_r): Likewise.
2965 (remap_save_expr): Likewise.
2966 (unsave_r): Likewise.
2967 (unsave_expr_now): Likewise.
2968 (tree_function_versioning): Likewise.
2969 (build_duplicate_type): Likewise.
2970 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2971 (struct copy_body_data): Replace splay-tree by pointer-map.
2972 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2973 not $(SPLAY_TREE_H).
2974 (gimplify.o): Depend on $(SPLAY_TREE_H).
2975 (omp-low.p): Likewise.
2977 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2979 * config/avr/predicates.md (even_register_operand,
2980 odd_register_operand): New predicates.
2981 * config/avr/avr.md (movw peephole2): New.
2982 (movw_r peephole2): New.
2984 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2986 * tree.h (get_signed_or_unsigned_type): New.
2987 * fold-const.c (operand_equal_for_comparison_p): Use
2988 get_signed_or_unsigned_type instead of
2989 lang_hooks.types.signed_or_unsigned_type.
2990 * expr.c (store_expr): Ditto.
2991 * langhooks.c (get_signed_or_unsigned_type): New.
2992 (lhd_signed_or_unsigned_type): New.
2993 * langhooks.h (lhd_signed_or_unsigned_type): New.
2994 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2996 2007-03-30 Richard Henderson <rth@redhat.com>
2998 * tree-ssa-loop-ivopts.c: Include target.h.
2999 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3000 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3001 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3002 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3004 2007-03-30 Richard Henderson <rth@redhat.com>
3005 Kai Tietz <kai.tietz@onevision.com>
3007 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3009 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3010 (TARGET_64BIT_MS_ABI): New.
3011 (DBX_REGISTER_NUMBER): Handle 64-bit.
3012 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3013 (LONG_TYPE_SIZE): Force to 32.
3014 (REG_PARM_STACK_SPACE): New.
3015 (OUTGOING_REG_PARM_STACK_SPACE): New.
3016 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3017 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3018 (STACK_BOUNDARY): Use 128 for 64-bit.
3019 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3020 Add 64-bit implementation.
3021 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3023 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3024 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3025 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3026 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3027 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3028 TARGET_64BIT_MS_ABI.
3029 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3030 (ix86_pass_by_reference): Likewise.
3031 (ix86_function_value_regno_p): Likewise.
3032 (ix86_build_builtin_va_list): Likewise.
3033 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3034 (function_arg_advance_ms_64): New.
3035 (function_arg_advance): Call it.
3036 (function_arg_ms_64): New.
3037 (function_arg): Call it.
3038 (function_value_ms_64): New.
3039 (ix86_function_value_1): Call it.
3040 (return_in_memory_ms_64): New.
3041 (ix86_return_in_memory): Call it.
3042 (setup_incoming_varargs_ms_64): New.
3043 (ix86_setup_incoming_varargs): Call it.
3044 (ix86_expand_prologue): Handle 64-bit stack probing.
3045 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3046 (output_pic_addr_const): Likewise.
3047 (x86_this_parameter): Likewise.
3048 (x86_output_mi_thunk): Likewise.
3049 (x86_function_profiler): Likewise.
3050 (TARGET_STRICT_ARGUMENT_NAMING): New.
3051 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3052 (TARGET_64BIT_MS_ABI): New.
3053 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3054 * config/i386/i386.md (allocate_stack_worker): Remove.
3055 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3056 describe the clobber of eax without a match_scratch.
3057 (allocate_stack_worker_postreload): Remove.
3058 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3059 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3060 (allocate_stack_worker_rex64_postreload): Remove.
3061 (allocate_stack): Handle 64-bit.
3062 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3063 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3064 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3065 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3066 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3067 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3068 * config.build (x86_64-*-mingw*): New host.
3069 * config.host (x86_64-*-mingw*): New host.
3070 * config.gcc (x86_64-*-mingw*): New target.
3071 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3073 2007-03-30 Richard Henderson <rth@redhat.com>
3074 Kai Tietz <kai.tietz@onevision.com>
3076 * c-pragma.c (struct def_pragma_macro_value): New.
3077 (struct def_pragma_macro): New.
3078 (pushed_macro_table): New.
3079 (dpm_hash, dpm_eq): New.
3080 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3081 (init_pragma): Install them.
3082 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3084 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3086 * config/avr/avr.c (avr_override_options): Clear
3087 'flag_delete_null_pointer_checks'.
3089 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3092 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3093 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3094 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3095 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3096 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3097 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3098 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3100 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3102 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3104 * regmove.c: Move all of pass_stack_adjustments from here...
3105 * combine-stack-adj.c: ...to this new file.
3106 * Makefile.in: Add rules for combine-stack-adj.o.
3108 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3110 PR tree-optimization/31383
3111 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3112 to have the same length.
3114 2007-03-30 Jan Hubicka <jh@suse.cz>
3117 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3118 availablility; add more sanity checking; ask varpool only about
3121 2007-03-29 Richard Henderson <rth@redhat.com>
3123 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3124 to decide, but __SIZEOF_LONG_LONG__.
3126 2007-03-29 Richard Henderson <rth@redhat.com>
3128 * emutls.c (struct __emutls_array): New.
3129 (emutls_destroy): Use it instead of casting element 0 from void*.
3130 (__emutls_get_address): Likewise.
3132 2007-03-29 Richard Henderson <rth@redhat.com>
3134 * varasm.c (initializer_constant_valid_p): Don't deny
3135 DECL_DLLIMPORT_P on functions.
3137 * config/i386/cygming.h: Remove function declarations.
3138 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3139 (ASM_OUTPUT_LABELREF): Remove.
3140 (COMMON_ASM_OP): Remove.
3141 (ASM_OUTPUT_COMMON): Remove.
3142 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3143 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3144 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3145 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3146 Rename from TARGET_ENCODE_SECTION_INFO.
3147 * config/i386/netware.h: Likewise.
3148 * config/i386/i386-protos.h: Update.
3149 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3150 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3151 (legitimate_constant_p): Reject dllimports.
3152 (dllimport_map, get_dllimport_decl): New.
3153 (legitimize_dllimport_symbol): New.
3154 (legitimize_address, ix86_expand_move): Use it.
3155 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3156 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3157 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3158 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3159 * config/i386/predicates.md (constant_call_address_operand): Only
3160 accept symbols; reject dllimport_p symbols.
3161 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3162 i386_pe_maybe_record_exported_symbol.
3163 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3164 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3165 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3166 trust the setting of DECL_DLLIMPORT_P.
3167 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3168 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3169 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3170 tidy the argument scanning loop.
3171 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3172 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3173 (i386_pe_strip_name_encoding): Remove.
3174 (i386_pe_binds_local_p): New.
3175 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3176 (i386_pe_output_labelref): Remove.
3177 (i386_pe_asm_output_aligned_decl_common): New.
3178 (i386_pe_maybe_record_exported_symbol): Rename from
3179 i386_pe_record_exported_symbol; check for dllexported symbols.
3181 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3183 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3184 add comment explaining why vsnprintf cannot be used.
3186 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3188 PR tree-optimization/30666
3189 * tree.c (build_complex_type): When creating type names for DWARF2
3190 debug info, create TYPE_DECLs for TYPE_NAME instead of
3192 (build_common_tree_nodes_2): Use build_complex_type when building
3193 predefined complex types, to preserve canonical types.
3195 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3197 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3198 (noce_get_alt_condition): Look at it to determine whether to
3199 reverse the condition or not.
3200 (noce_get_condition): Substitute the truth for lies.
3201 (noce_find_if_block): Set the then_else_reversed field.
3203 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3205 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3206 destination of this insn.
3207 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3208 than calling gen_rtx_SET directly. Use r0 to hold the value of
3209 'address + 4' rather than a stack based temporary which can be
3212 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3214 * config/s390/s390.c (s390_secondary_input_reload_class,
3215 s390_secondary_output_reload_class): Functions removed.
3216 (s390_secondary_reload): New function.
3217 (TARGET_SECONDARY_RELOAD): Target macro defined.
3218 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3219 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3220 * config/s390/s390.md ("reload_outti", "reload_outdi",
3221 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3222 "reload_out<mode>"): Expanders removed.
3223 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3224 "reload<mode>_nonoffmem_out"): Expanders added.
3226 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3228 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3229 SRC->DEST replacement failed anyway.
3231 2007-03-28 Mike Stump <mrs@apple.com>
3233 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3234 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3235 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3237 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3239 * config.gcc: Accept barcelona as a variant of amdfam10.
3240 * config/i386/i386.c (override_options): Likewise.
3241 * doc/invoke.texi: Likewise.
3243 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3245 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3246 offsets for BIT_FIELD_REF and COMPONENT_REF.
3248 2007-03-28 Richard Guenther <rguenther@suse.de>
3250 * tree.c (is_global_var): Move ...
3251 * tree-flow-inline.h (is_global_var): ... here.
3252 * tree.h (is_global_var): Remove declaration.
3254 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3256 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3258 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3259 * config/i386/i386.c (ix86_tune_features): Initialize new
3261 * config/i386/predicates.md (promotable_binary_operator): Use
3262 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3264 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3267 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3269 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3271 * config/fr30/fr30.md (movsi_internal): Change destination
3272 constraint from m to V and add m to the end.
3274 2007-03-28 Christian Bruel <christian.bruel@st.com>
3276 * config/sh/sh.md (movsi_i): Fix type attribute.
3278 2007-03-28 Christian Bruel <christian.bruel@st.com>
3280 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3281 (movsf_ie): Likewise.
3283 2007-03-28 Christian Bruel <christian.bruel@st.com>
3285 * config.gcc: Add sh4-300 to multilib.
3286 * config/sh/t-mlib-sh4-300: New file.
3288 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3290 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3291 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3293 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3294 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3295 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3296 "fixuns_trunctddi2"): Whitespace fix.
3298 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3300 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3301 the definition of struct sh_args.
3302 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3303 CALL_COOKIE_INT_REG_GET): Likewise.
3305 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3307 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3308 transformations are applied successfully.
3310 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3312 * tree.c (tree_contains_struct): Permit 512 tree codes.
3313 * tree.h (tree_contains_struct): Ditto.
3314 (MAX_TREE_CODES): Ditto.
3315 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3316 SPARE member to store remaining padding bits.
3318 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3320 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3323 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3325 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3326 * configure: Regenerate.
3328 * configure: Regenerate using the correct version of autoconf.
3330 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3332 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3334 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3335 regs to "__SP_L__" and "__SP_H__".
3337 2007-03-27 Richard Guenther <rguenther@suse.de>
3339 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3340 computations with it with a HOST_WIDE_INT variable.
3342 2007-03-26 Mike Stump <mrs@apple.com>
3344 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3345 objective-c-header, objective-c++-header and objc++-cpp-output
3347 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3349 2007-03-26 Richard Henderson <rth@redhat.com>
3352 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3353 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3354 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3355 IX86_BUILTIN_PSRLQ128): New.
3356 (ix86_init_mmx_sse_builtins): Add them.
3357 (ix86_expand_builtin): Expand them.
3358 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3359 operand 2 be TImode.
3360 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3361 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3362 _mm_srli_epi64): Mark __B const.
3363 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3364 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3365 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3366 new two-vector shift builtins.
3368 2007-03-26 Ian Lance Taylor <iant@google.com>
3370 PR tree-optimization/31345
3371 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3372 [+INF, +INF(OVF)] into VARYING.
3374 2007-03-26 Zack Weinberg <zackw@panix.com>
3376 * gengtype-parse.c: New file.
3377 * gengtype-yacc.y: Delete.
3378 * gengtype-lex.l: Don't include gengtype-yacc.h.
3379 Define YY_DECL and yyterminate appropriately for recursive
3380 descent parser. yylval is now a string out-parameter to yylex.
3381 (HWS, EOID): New shorthand.
3382 (IWORD): Add a couple more types.
3383 (yylex): Add a setup stanza. Remove the complex rules for
3384 detecting GTY'ed types and typedefs; replace with simple
3385 keyword detectors. Adjust everything for the changed
3386 definition of yylval. Ignore all pp-directives, not just #define.
3388 (parse_file): Rename yybegin; do not call yyparse.
3390 * gengtype.c (xasprintf): Export again.
3391 (this_file): New. Use everywhere __FILE__ was being used.
3392 (get_lang_bitmap): Special case types defined in gengtype.c.
3393 (do_typedef, new_structure): Suppress definition of certain types.
3394 (new_structure): Improve diagnostics of duplicate definitions.
3395 Make sure location_s is associated with input.h.
3396 (nreverse_pairs, define_location_structures): New functions.
3397 (main): Improve tagging of kludge types. Remove old kludges
3398 for input.h types; use define_location_structures.
3399 * gengtype.h: Update prototypes. Define token codes here.
3400 * Makefile.in: Remove all references to gengtype-yacc.
3401 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3403 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3404 add GTY((skip)) to the field that's only conditionally there.
3405 * doc/install.texi: Document that Bison is no longer required
3406 unless building treelang.
3408 * gengtype.c: Don't include gtyp-gen.h.
3409 (srcdir): Declare here.
3410 (base_files, lang_dir_names): Allocate dynamically.
3411 (gt_files, num_gt_files, num_lang_dirs): New globals.
3412 (measure_input_list, read_input_line, read_input_list)
3413 (set_lang_bitmap): New functions.
3414 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3415 simplify, relying on read_input_list to set up the bitmaps.
3416 (main): Arguments are no longer unused. Check for correct number
3417 of command line arguments, set srcdir and srcdir_len, then call
3418 read_input_list, before doing anything else. No need to worry
3419 about duplicates in main loop.
3420 * configure.ac: Simplify the calculation of all_gtfiles.
3421 Put language tags in there. Don't set or substitute
3422 all_gtfiles_files_langs or all_gtfiles_files_frags.
3423 * Makefile.in: Revamp the way gengtype is invoked, now that it
3424 takes a file on its command line with a much simpler format.
3425 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3426 (GTFILES): Remove duplicates and C source files.
3427 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3428 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3429 * configure: Regenerate.
3431 * gengtype.h: Remove all type definitions to gengtype.c; leave
3432 only definitions of options_p, type_p, and pair_p as opaque
3433 pointers. Update prototypes.
3434 * gengtype.c: Many type definitions moved here from gengtype.h.
3435 Consolidate type definitions at the top of the file.
3436 (xvasprintf): Delete.
3437 (xasprintf): Make static.
3438 (create_nested_pointer_option): Add 'next' parameter.
3439 (create_field_all, create_field_at): New functions.
3440 (create_field): Now a thin wrapper around create_field_all.
3441 (create_optional_field): Rename create_optional_field_ and add
3442 line argument. Original name is now a macro which supplies
3444 (oprintf): Use vsnprintf directly.
3445 (close_output_files): Use fatal rather than perror/exit.
3446 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3447 (main): Set progname. Don't use exit.
3448 * gengtype-yacc.y (struct_fields): Use create_field_at.
3449 (option, optionseqopt): Delete.
3450 (optionseq): Consolidate productions from option here so we
3451 can use the first argument to create_option.
3453 * gengtype-lex.l: Distinguish unions from structures in the
3454 token type. Don't call find_structure; return the tag as a string.
3455 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3456 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3457 Reorganize typedef_struct production accordingly.
3458 Use create_nested_ptr_option.
3459 * gengtype.c (create_nested_ptr_option): New function.
3460 * gengtype.h: Declare it.
3462 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3463 (string_type): Don't declare.
3464 (do_scalar_typedef): Declare.
3465 (create_scalar_type): Update prototype.
3466 * gengtype.c (string_type): Make static.
3467 (scalar_nonchar, scalar_char): New.
3468 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3469 (resolve_typedef): Use scalar_nonchar for error recovery.
3470 (create_scalar_type): Remove name_len field. Return scalar_char
3471 or scalar_nonchar as appropriate.
3472 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3474 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3476 (main): Initialize scalar_char and scalar_nonchar before calling
3478 * gengtype-lex.l: Adjust for removal of second argument to
3479 create_scalar_type. Use yylval.s instead of yylval.t when
3481 * gengtype-yacc.y: Type of SCALAR is string. Call
3482 create_scalar_type from type:SCALAR rule. Adjust for removal of
3483 second argument to create_scalar_type.
3485 * vec.h: Remove all #if IN_GENGTYPE blocks.
3486 Add comment saying that changes may require adjustments to gengtype.
3487 * gengtype.c: Don't include coretypes.h or tm.h.
3488 Add comment to inclusion of errors.h.
3489 (note_def_vec, note_def_vec_alloc): New functions.
3490 * gengtype.h: Declare new functions.
3491 * gengtype-lex.l: Don't include coretypes.h.
3492 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3494 (update_lineno): Remove unnecessary prototype.
3495 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3496 (VEC rule): Just return VEC_TOKEN.
3497 * gengtype-yacc.y (VEC_TOKEN): New token type.
3498 (type): Add a production for VEC(a,b).
3499 * Makefile.in: Update dependencies.
3501 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3502 typedefs that use the old PARAMS macro.
3504 * gengtype-lex.l: Remove all rules and states relating to yacc
3506 * gengtype-yacc.y: Similarly.
3507 * gengtype.c (note_yacc_type): Delete function.
3508 * gengtype.h: Update prototypes.
3510 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3512 * tree-pretty-print.c (dump_generic_node): Report precision of
3513 unnamed integer types.
3515 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3517 * ifcvt.c (noce_try_store_flag_constants): Don't check
3518 no_new_pseudos here.
3519 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3520 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3521 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3522 noce_try_sign_mask): Likewise.
3523 (if_convert): Check no_new_pseudos here.
3525 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3527 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3528 (noce_get_condition): Handle new then_else_reversed argument.
3529 (noce_init_if_info): Remove, fold into noce_find_if_block.
3530 (noce_process_if_block): Take a struct noce_if_info as the
3531 argument. Don't set up one based on ce_if_info. Update pointer
3532 references accordingly.
3533 (cond_move_process_if_block): Likewise.
3534 (process_if_block): Removed.
3535 (find_if_block): Removed. Move functionality two new functions,
3536 noce_find_if_block and cond_exec_find_if_block.
3537 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3538 blocks and the symmetric IF-ELSE-JOIN case.
3539 (cond_exec_find_if_block): Also new function mostly based on old
3540 find_if_block and process_if_block.
3541 (find_if_header): Replace find_if_block call with separately
3542 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3543 (find_cond_trap): Update noce_get_condition call.
3544 (dead_or_predicable): Likewise.
3546 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3548 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3550 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3551 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3552 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3553 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3554 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3555 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3556 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3557 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3558 __builtin_ia32_psrad128 builtins.
3560 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3562 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3563 * config/i386/constraints.md
3564 (define_constraint "I"): Use IN_RANGE macro.
3565 (define_constraint "J"): Ditto.
3566 (define_constraint "K"): Ditto.
3567 (define_constraint "M"): Ditto.
3568 (define_constraint "N"): Ditto.
3569 (define_constraint "O"): Ditto.
3570 * config/i386/predicates.md
3571 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3572 (define_predicate "const_0_to_3_operand"): Ditto.
3573 (define_predicate "const_0_to_7_operand"): Ditto.
3574 (define_predicate "const_0_to_15_operand"): Ditto.
3575 (define_predicate "const_0_to_63_operand"): Ditto.
3576 (define_predicate "const_0_to_255_operand"): Ditto.
3577 (define_predicate "const_1_to_31_operand"): Ditto.
3578 (define_predicate "const_2_to_3_operand"): Ditto.
3579 (define_predicate "const_4_to_7_operand"): Ditto.
3581 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3583 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3584 in SImode for save_world.
3585 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3588 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3590 PR tree-optimization/30784
3591 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3594 2007-03-25 Revital Eres <eres@il.ibm.com>
3596 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3597 Fold movement_possibility function into it.
3599 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3601 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3602 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3603 (call_indirect_nonlocal_darwin64): Same.
3604 (call_nonlocal_darwin64): Same.
3605 (call_value_indirect_nonlocal_darwin64): Same.
3606 (call_value_nonlocal_darwin64): Same.
3607 (sibcall_nonlocal_darwin64): Same.
3608 (sibcall_value_nonlocal_darwin64): Same.
3609 (sibcall_symbolic_64): Same.
3610 (sibcall_value_symbolic_64): Same.
3611 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3613 (rs6000_emit_load_toc_table): Same.
3614 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3615 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3621 (load_toc_v4_pic_si): Same
3622 (load_toc_v4_PIC_1): Same.
3623 (load_toc_v4_PIC_1b): Same.
3624 (call_indirect_aix{32,64}): Same.
3625 (call_value_indirect_aix{32,64}): Same.
3628 (call_local{32,64}): Same.
3629 (call_value_local{32,64}): Same.
3630 (call_indirect_nonlocal_aix{32,64}): Same.
3631 (call_nonlocal_aix{32,64}): Same.
3632 (call_value_indirect_nonlocal_aix{32,64}): Same.
3633 (call_value_nonlocal_aix{32,64}): Same.
3634 (call_indirect_nonlocal_sysv<mode>): Same.
3635 (call_nonlocal_sysv<mode>): Same.
3636 (call_value_indirect_nonlocal_sysv<mode>): Same.
3637 (call_value_nonlocal_sysv<mode>): Same.
3639 (sibcall_local{32,64}): Same.
3640 (sibcall_value_local{32,64}): Same.
3641 (sibcall_nonlocal_aix{32,64}): Same.
3642 (sibcall_value_nonlocal_aix{32,64}): Same.
3643 (sibcall_nonlocal_sysv<mode>): Same.
3644 (sibcall_value): Same.
3645 (sibcall_value_nonlocal_sysv<mode>): Same.
3647 2007-03-24 Paul Brook <paul@codesourcery.com>
3649 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3650 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3652 2007-03-24 Richard Henderson <rth@redhat.com>
3654 * config/ia64/constraints.md: New file.
3655 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3656 satisfies_constraint_?.
3657 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3658 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3659 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3660 ia64_output_mi_thunk): Likewise.
3661 (ia64_const_ok_for_letter_p): Remove.
3662 (ia64_const_double_ok_for_letter_p): Remove.
3663 (ia64_extra_constraint): Remove.
3664 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3665 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3666 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3667 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3668 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3669 EXTRA_MEMORY_CONSTRAINT): Remove.
3670 * config/ia64/ia64.md: Include constriants.md. Replace
3671 CONST_OK_FOR_? with satisfies_constraint_?.
3673 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3674 H.J. Lu <hongjiu.lu@intel.com>
3676 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3678 (name macros): Use DPD_BID_NAME to convert names properly.
3680 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3681 decimal floating point format.
3682 (init_floating_libfuncs): Change decimal functions so that they
3683 have a "bid_" prefix if the decimal system uses the BID format,
3684 and "dpd_" prefix if the decimal system uses the DPD format.
3685 (init_interclass_conv_libfuncs): Ditto.
3686 (init_intraclass_conv_libfuncs): Ditto.
3688 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3689 using the BID format.
3691 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3692 whether we are using the BID decimal format.
3693 * configure: Regenerate.
3695 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3696 the compiler has decimal floating point enabled. Define
3697 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3700 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3701 using the BID format.
3703 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3704 whether we are using the BID decimal format.
3705 * configure: Regenerate.
3707 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3708 the compiler has decimal floating point enabled. Define
3709 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3712 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3713 options, and that it is enabled for i386/x86_64 systems.
3715 * Makefile.in (enable_decimal_float): New.
3717 (DECNUMINC): Add -I$(DECNUMFMT).
3718 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3719 to $(DECNUMFMT) from $(DECNUM).
3721 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3722 Substitute enable_decimal_float.
3723 * configure: Regenerated.
3726 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3729 * configure.ac: Enable decimal float for x86_64-*-linux*.
3730 * configure: Regenerated.
3733 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3734 decimal128ClearSign to flip and clear the sign bit in decimal128.
3735 (decimal_real_maxval): Set decimal128SetSign to set the sign
3738 2007-03-23 Ian Lance Taylor <iant@google.com>
3740 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3742 2007-03-23 Ian Lance Taylor <iant@google.com>
3744 * tree-dump.c (dump_files): Correct comment.
3746 2007-03-23 Ian Lance Taylor <iant@google.com>
3748 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3750 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3752 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3753 in cfglayout mode. Don't go into and out of cfglayout mode.
3754 Link the blocks in the order of the constructed traces.
3755 (rest_of_handle_tracer): Adjust call to tracer.
3756 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3757 Don't go into cfglayout mode.
3758 (rtl_loop_done): Don't go out of cfglayout mode.
3759 * cfglayout.c (relink_block_chain): New function, split out from...
3760 (fixup_reorder_chain): ...here. Remove redundant checking.
3761 (cfg_layout_finalize): Don't clear the header, footer, and aux
3762 fields here, move the code to do so to relink_block_chain. Likewise
3763 for free_original_copy_tables.
3764 * rtl.h (tracer): Update prototype.
3765 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3766 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3767 mode. Use relink_block_chain to serialize the CFG according to the
3768 new basic block order. Move targetm.cannot_modify_jumps_p check from
3770 (gate_handle_reorder_blocks): ...to here.
3771 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3773 (gate_duplicate_computed_gotos): ...to here.
3774 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3775 something always changes when going into and out of cfglayout mode.
3776 Perform an expensive cfg cleanup while going into cfglayout mode.
3777 Always update liveness information on HAVE_conditional_execution
3778 targets. Reserialize the basic blocks and go out of cfglayout mode.
3779 * reg-stack.c: Include cfglayout.h.
3780 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3781 the call to reorder_basic_blocks.
3782 * basic-block.h (reorder_basic_blocks): Update prototype.
3783 (relink_block_chain): New prototype.
3784 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3786 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3788 * config/mips/mips.md (type, hazard, *movdi_32bit,
3789 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3790 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3791 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3792 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3793 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3795 (movcc): Change first xfer to multi.
3796 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3797 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3798 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3799 config/mips/generic.md: Change reservations using "xfer" to use
3801 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3802 using match_operand.
3803 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3804 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3806 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3808 2007-03-22 Richard Henderson <rth@redhat.com>
3810 * config/i386/i386.c: Remove unnecessary function declarations.
3811 Move targetm definition, and all related macros, to the end of
3812 the file. Resort some functions to put definitions before uses.
3813 (ix86_attribute_table): Make static. Move to end of file.
3814 (ix86_gimplify_va_arg): Make static.
3816 2007-03-22 Richard Henderson <rth@redhat.com>
3818 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3819 don't increase local_regparm with force_align_arg_pointer check.
3820 (ix86_function_sseregparm): Assert 32-bit.
3821 (type_has_variadic_args_p): New.
3822 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3823 type_has_variadic_args_p.
3824 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3825 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3826 use memset instead. Do maybe_vaarg check first; skip attribute
3827 tests if true; skip attribute tests for 64-bit.
3828 (construct_container): Remove TARGET_DEBUG_ARG.
3829 (function_arg_advance_32, function_arg_advance_64): Split out ...
3830 (function_arg_advance): ... from here.
3831 (function_arg_32, function_arg_64): Split out ...
3832 (function_arg): ... from here.
3833 (ix86_pass_by_reference): Tidy.
3834 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3835 (function_value_32): New, from parts of ix86_function_value
3836 and ix86_value_regno.
3837 (function_value_64): New, from parts of ix86_function_value
3838 and ix86_libcall_value.
3839 (ix86_function_value_1): New.
3840 (ix86_function_value, ix86_libcall_value): Use it.
3841 (return_in_memory_32, return_in_memory_64): Split out ...
3842 (ix86_return_in_memory): ... from here.
3843 (ix86_struct_value_rtx): Skip for 64-bit.
3844 (ix86_libcall_value, ix86_value_regno): Remove.
3845 (setup_incoming_varargs_64): Split out ...
3846 (ix86_setup_incoming_varargs): ... from here.
3847 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3848 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3849 * config/i386/i386-protos.h (ix86_function_value): Remove.
3850 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3852 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3855 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3856 infinities not supported, otherwise emit warning if -Woverflow. On
3857 underflow, emit warning if -Woverflow.
3858 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3860 * real.h (real_from_string): Update declaration
3862 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3863 Richard Henderson <rth@redhat.com>
3865 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3866 * calls.c (compute_argument_block_size, expand_call,
3867 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3868 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3869 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3870 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3871 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3872 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3873 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3874 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3877 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3879 * c-incpath.c (add_sysroot_to_chain): New.
3880 (merge_include_chains): Add sysroot argument. Call
3881 add_sysroot_to_chain if sysrooted.
3882 (register_include_chains): Update call to merge_include_chains.
3883 * doc/cppopts.texi: Document use of '=' in include directory
3886 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3889 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3890 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3891 insn pattern using X87MODEF12 mode macro.
3893 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3895 * regmove.c (regmove_optimize): Use reg_mentioned_p
3896 instead of reg_overlap_mentioned_p for DST.
3898 2007-03-21 Mike Stump <mrs@apple.com>
3900 * c.opt: Fixup for Objective-C/C++.
3902 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3904 * explow.c (convert_memory_address): Fold memory reference when
3905 POINTERS_EXTEND_UNSIGNED < 0
3907 2007-03-21 Richard Henderson <rth@redhat.com>
3910 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3911 * config/i386/mmintrin.h (__m64): Likewise.
3912 * config/i386/xmmintrin.h (__m128): Likewise.
3914 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3916 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3917 (VXWORKS_OS_CPP_BUILTINS): Define.
3918 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3919 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3921 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3923 * rtl.h (constant_pool_reference_p): Delete.
3924 (find_constant_src): Declare.
3925 * rtlanal.c (find_constant_src): New function.
3926 * simplify-rtx.c (constant_pool_reference_p): Delete.
3927 * config/i386/i386.md: Use find_constant_src instead of
3928 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3930 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3932 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3933 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3935 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3937 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3938 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3939 (arm_elf_asm_constructor): Use it.
3940 (arm_elf_asm_destructor): New function.
3942 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3944 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3946 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3948 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3950 2007-03-19 Andrew Haley <aph@redhat.com>
3952 PR tree-optimization/31264
3953 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3956 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3958 PR rtl-optimization/30907
3959 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3960 (fwprop_init): Always call loop_optimizer_initialize.
3961 (fwprop_done): Always call loop_optimizer_finalize.
3962 (fwprop): We always have loop info now.
3963 (gate_fwprop_addr): Remove.
3964 (pass_fwprop_addr): Use gate_fwprop as gate.
3966 PR rtl-optimization/30841
3967 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3968 df_chain_alloc): Call df_reorganize_refs unconditionally.
3969 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3970 refs_organized to refs_organized_size.
3971 (df_ref_create_structure): Use refs_organized_size instead of
3972 bitmap_size if refs had been organized, and keep refs_organized_size
3974 * df.h (struct df_ref_info): Change refs_organized to
3975 refs_organized_size.
3976 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3979 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3981 * except.c (output_function_exception_table): Do not reference the
3982 EH personality routine for functions that do not require an
3985 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3988 * c-typeck.c (convert_for_assignment): Call comptypes for
3989 RECORD_TYPE or UNION_TYPE.
3992 * reload1.c (reload): Do invalid ASM checking after
3993 cleanup_subreg_operands.
3995 2007-03-19 Jeff Law <law@redhat.com>
3997 * tree-cfg.c (find_taken_edge): Tighten conditions for
3998 optimizing computed gotos.
4000 2007-03-19 Michael Matz <matz@suse.de>
4002 * builtins.c (expand_builtin_sync_operation,
4003 expand_builtin_compare_and_swap,
4004 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4007 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4008 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4011 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4013 * doc/tm.texi: Add brackets around the return type of
4014 TARGET_SECONDARY_RELOAD.
4016 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4017 Richard Guenther <rguenther@suse.de>
4019 PR tree-optimization/31254
4020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4021 Use handled_component_p () where appropriate. Continue
4022 propagating into the rhs if we propagated into an INDIRECT_REF
4025 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4027 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4028 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4029 (xde, xdee): Mode attributes adjusted to support DFP modes.
4030 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4031 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4032 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4033 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4034 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4035 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4036 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4038 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4039 "movsf"): Insn definitions removed.
4040 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4041 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4042 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4044 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4045 "reload_in<mode>", "reload_out<mode>"): Expander added.
4046 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4049 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4051 * config/s390/s390.md: Only non-functional changes. Renamed
4052 FPR mode macro to BFP all over the file.
4054 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4056 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4057 (op_type attribute): RRF instruction type added.
4058 (fT0): New mode attribute.
4059 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4060 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4061 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4062 no secondary memory is needed when moving DFmode values between GPRs
4065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4067 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4068 inverted and documentation adjusted.
4069 ("mhard-dfp", "msoft-dfp"): New options.
4070 * config/s390/s390.c (s390_handle_arch_option): New architecture
4072 (override_options): Sanity checks for the new options added.
4073 * config.gcc: New architecture switch: z9-ec.
4074 * config/s390/s390.h (processor_flags): PF_DFP added.
4075 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4076 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4077 when the bit is NOT set so remove it from the defaults.
4079 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * genemit.c (main): Print include statement for dfp.h.
4082 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4085 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4087 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4089 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4092 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4095 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4097 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4098 attr_length_call, output_call, output_indirect_call): Cleanup
4099 formatting of targetm calls.
4101 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4103 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4105 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4107 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4108 reservation, bypass and anti-bypass descriptions for these instructions.
4109 Update move patterns.
4110 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4113 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4115 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4116 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4117 (get_initial_def_for_reduction): Likewise.
4119 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4121 Fix PR tree-optimization/29922
4122 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4123 (get_representative): Removed.
4124 (value_dies_in_block_x): Update for rvuse removal.
4125 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4126 (compute_antic_aux): Handle when PHI nodes appear in
4127 non-single-successors.
4128 (dump_bitmap_of_names): Removed.
4129 (compute_antic_safe): Renamed and removed rvuse calculation.
4130 Calculate only antic safe.
4131 (insert_into_preds_of_block): Remove assert.
4132 (execute_pre): Update for renamed functions.
4133 (defer_or_phi_translate_block): New function.
4135 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4137 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4138 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4140 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4141 Follow spelling conventions.
4143 * tree-data-ref.h: Remove the prototype for analyze_array.
4145 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4147 PR tree-optimization/31041
4148 * tree-vect-transform.c (get_initial_def_for_induction): Call
4149 force_gimple_operand.
4151 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4153 * ipa-type-escape.c (look_for_casts) : Revert code to use
4154 handled_component_p due to ada test a-numaux.adb.
4156 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4158 * final.c (final_scan_insn): Alter the condition of a
4159 conditional trap if we have nonstandard CC.
4161 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4163 * configure.ac: Remove excess quoting from asm line 0 test.
4164 * configure: Rebuilt.
4166 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4168 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4169 * c-common.c (convert_and_check): Move warning logic to...
4170 (warnings_for_convert_and_check): ...here. Define.
4171 * c-common.h (warnings_for_convert_and_check): Declare.
4173 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4175 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4176 (output_call): Likewise.
4178 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4180 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4182 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4184 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4186 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4188 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4189 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4191 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4193 PR tree-optimization/31183
4194 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4195 Use double_int instead of unsigned int for representing access_strides.
4196 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4198 2007-03-16 Richard Guenther <rguenther@suse.de>
4200 PR tree-optimization/31146
4201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4202 to allow recursion of forward_propagate_addr_expr.
4203 (forward_propagate_addr_into_variable_array_index): Likewise.
4204 (forward_propagate_addr_expr): Likewise.
4205 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4206 (forward_propagate_addr_expr_1): Recurse on simple copies
4207 instead of propagating into them. Do so for useless conversions
4209 (forward_propagate_addr_expr): Clean up unused statements after
4212 2007-03-16 Richard Guenther <rguenther@suse.de>
4214 * builtins.c (expand_builtin_cexpi): Use the right argument
4215 for the expansion via cexp.
4217 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4219 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4220 * configure: Rebuilt.
4222 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4225 * dwarf2out.c (force_type_die): Adjust comment.
4226 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4228 2007-03-15 DJ Delorie <dj@redhat.com>
4230 * config/frv/predicates.md (minmax_operator): Don't check operands
4233 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4235 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4236 Update constant estimates of number of iterations.
4237 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4238 argument renamed to "realistic".
4239 (compute_estimated_nb_iterations): Removed.
4240 (record_niter_bound): New function.
4241 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4242 call record_nonwrapping_iv with upper = false.
4243 (infer_loop_bounds_from_signedness): Pass upper argument to
4244 record_nonwrapping_iv.
4245 (estimate_numbers_of_iterations_loop): Do not call
4246 compute_estimated_nb_iterations. Record estimate based on profile
4247 information. Initialize the constant estimates of number of
4249 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4251 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4252 number of iterations is too small.
4253 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4254 (EST_NOT_AVAILABLE): Removed.
4255 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4256 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4259 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4261 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4262 Handle NE_EXPR guards.
4264 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4267 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4268 Set also -pedantic-errors by default for the preprocessor unless
4269 -fpermissive is given.
4271 2007-03-15 Richard Guenther <rguenther@suse.de>
4275 * builtins.c (expand_builtin_cexpi): As a fallback if we
4276 don't have builtins for sincos or cexp create a function
4277 declaration for cexp and expand to a call to that.
4278 (expand_builtin_int_roundingfn): Always fall
4279 back to floor/ceil and its variants even if they may be
4282 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4285 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4286 jump tables, move the call to delete_dead_jumptables from here...
4287 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4288 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4289 don't allow merging of blocks that try_redirect_by_replacing_jump
4290 also does not handle when not optimizing.
4292 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4293 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4295 * config/i386/i386.md (x86_sahf_1): Correctly handle
4298 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4302 x86_64_general_operand as operand[2] predicate. Remove "iF"
4303 from operand constraints and use "e" constraint instead.
4304 (*subti3_1, *subti3_1 splitter): Ditto.
4305 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4306 operand[1] predicate.
4308 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4310 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4311 arrays, multiply the access strides by the size of the sub-array.
4312 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4314 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4316 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4317 the configured assembler supports the sahf mnemonic.
4318 * configure: Regenerate.
4319 * config.in: Regenerate.
4321 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4322 emit "sahf" or ".byte\t0x9e" as asm template.
4324 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4327 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4328 option to replace hard coded TARGET_xxx in md file.
4329 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4330 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4331 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4332 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4333 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4334 (X86_TUNE_NOT_VECTORMODE): Ditto.
4335 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4336 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4337 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4338 (TUNE_SLOW_IMUL_IMM8): Ditto.
4339 (TUNE_MOVE_M1_VIA_OR): Ditto.
4340 (TUNE_NOT_UNPAIRABLE): Ditto.
4341 (TUNE_NOT_VECTORMODE): Ditto.
4343 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4346 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4347 tuning options instead of hard coded TARGET_xxx.
4348 (fix ssemode peephole2's): Ditto.
4349 (imul peephole2's): Ditto.
4351 (movdi_or_rex64): Ditto.
4352 (move peephole2): Ditto.
4353 (not peephole2's): Ditto.
4355 2007-03-14 Dirk Mueller <dmueller@suse.de>
4357 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4358 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4359 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4361 * c-parser.c (c_parser_do_statement): Warn about empty body in
4363 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4364 * doc/invoke.texi (-Wempty-body): Update documentation.
4366 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4369 * c-common.h (warn_for_div_by_zero): Declare.
4370 * c-common.c (warn_for_div_by_zero): Define.
4371 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4374 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4376 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4377 to PREFIX and STANDARD_PREFIX.
4379 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4380 Phil Edwards <phil@codesourcery.com>
4382 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4383 (__gthread_once_t): Remove busy field for RTPs.
4384 (__GTHREAD_ONCE_INIT): Update accordingly.
4386 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4388 * doc/invoke.texi: Document VxWorks options.
4390 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4392 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4394 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4396 PR tree-optimization/30590
4397 * tree-nrv.c (tree_nrv): Check for the partial update of the
4400 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4402 * flags.h (flag_random_seed): Remove declaration, in favor of...
4403 * toplev.h (get_random_seed, set_random_seed): ... these.
4404 * tree.c (get_file_function_name): Use the former.
4405 * opts.c (common_handle_option): Use the latter.
4408 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4411 * cse.c (cse_find_path): Do not bail out if a basic block that
4412 we already visited now becomes part of a path that starts at a
4413 different basic block. Just disallow this, to make sure we
4414 visit each basic block at most once.
4416 2007-03-13 Jan Hubicka <jh@suse.cz>
4418 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4419 when profile esitmate is present, calls with very low frequency are
4422 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4424 PR tree-optimization/30730
4425 PR tree-optimization/26900
4426 * tree-ssa-loop-niter.c: Include gmp.h.
4428 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4429 split_to_var_and_offset, determine_value_range,
4430 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4431 bound_difference, bounds_add, bounds_negate,
4432 number_of_iterations_ne_max, dump_affine_iv): New functions.
4433 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4434 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4435 difference of initial and final value of control iv to validate
4437 (number_of_iterations_cond): Add loop parameter. Determine bounds
4438 on the difference of the extremes of the control iv. Add dumps.
4439 (expand_simple_operations): Handle phi nodes.
4440 (simplify_using_initial_conditions): Do not record used conditions.
4441 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4442 Do not set additional_info.
4443 (implies_nonnegative_p, implies_ge_p): Removed.
4444 (derive_constant_upper_bound): Do not use parameter `additional'.
4445 (record_estimate): Parameter `additional' removed. Parameter
4446 `i_bound' added. Do not call derive_constant_upper_bound.
4447 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4448 bound the number of iterations estimate.
4449 (estimate_numbers_of_iterations_loop): Pass the estimate from
4450 the number of iterations analysis to record_estimate.
4451 * tree.h (multiple_of_p): Declare.
4452 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4453 (scev_const_prop): Do not check expression_expensive_p.
4454 * fold-const.c (multiple_of_p): Exported.
4455 * double-int.c (double_int_mask): Exported.
4456 * double-int.h (double_int_mask): Declare.
4457 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4458 field. Added max field.
4460 2007-03-13 David Taylor <taylor@candd.org>
4463 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4466 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4469 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4470 two unamed patterns.
4472 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/i386.opt (mcx16, msahf): New options.
4475 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4476 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4478 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4479 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4480 Output -mcx16 and -msahf options when corresponding bit is set.
4482 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4485 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4487 * configure.ac: Test for assembler tolerance to # 0 "".
4488 * configure, config.in: Rebuilt.
4489 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4491 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4493 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4495 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4496 (handle_syscall): Handle direct system calls.
4497 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4499 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4501 * doc/invoke.texi: Fix cpp.info cross-reference.
4502 * doc/passes.texi: Fix gcc.info cross-reference.
4504 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4506 PR tree-optimization/30835
4507 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4508 bb_for_stmt is not NULL before accessing it.
4510 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4512 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4515 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4518 * doc/install.texi: Document --enable-stage1-languages
4520 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4522 * tree-pass.h (pass_into_cfg_layout_mode,
4523 pass_outof_cfg_layout_mode): Declare.
4524 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4525 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4526 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4527 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4529 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4531 * c-decl.c (warn_variable_length_array): New function.
4532 Refactored from grokdeclarator to handle warn_vla
4533 and handle unnamed array case.
4534 (grokdeclarator): Refactored VLA warning case.
4535 * c.opt (Wvla): New flag.
4536 * doc/invoke.texi (Wvla): New warning.
4538 2007-03-12 Richard Henderson <rth@redhat.com>
4540 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4541 (TARGET_SECTION_TYPE_FLAGS): New.
4543 2007-03-12 Richard Henderson <rth@redhat.com>
4545 * config/darwin.c (machopic_reloc_rw_mask): New.
4546 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4547 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4549 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4551 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4552 * cppdefault.h (cpp_PREFIX): Document.
4553 (cpp_PREFIX_len): Likewise.
4554 (cpp_EXEC_PREFIX): New variable.
4555 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4556 * c-incpath.c (add_standard_paths): Correct logic for relocating
4557 paths within prefix.
4559 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4562 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4564 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4565 fix_truncdfdi_sse using SSEMODEF mode macro.
4566 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4567 fix_truncdfsi_sse using SSEMODEF mode macro.
4568 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4569 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4571 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4573 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4576 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4578 * tree.h : Add multiple_of_p declaration.
4579 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4580 * ipa-type-escape.c (results_of_malloc): Redundant.
4581 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4582 (cast_type): Extended with new members.
4583 (check_cast): Returns cast_type.
4584 (cast): New structure for data of walk_use_def_chains.
4585 (is_malloc_result, is_cast_from_non_pointer_1,
4586 is_cast_from_non_pointer,
4587 is_array_access_through_pointer_and_index): New functions.
4588 (look_for_casts): Returns cast types.
4589 (check_call): Returns void.
4590 (okay_pointer_operation): Use support of pointer plus index,
4591 pointer plus constant and allow all multiplications.
4593 2007-03-11 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/31115
4596 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4597 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4598 A shift count of zero is not special as with *_DIV_EXPR.
4599 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4602 2007-03-11 Ian Lance Taylor <iant@google.com>
4604 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4605 the *_DIV_EXPR codes correctly with overflow infinities.
4607 2007-03-11 Ira Rosen <irar@il.ibm.com>
4609 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4610 indicate success/failure of the analysis. Add negation to subtrahend
4611 in case of subtraction. Fail if both operands contain constants.
4612 (create_data_ref): Fail if analyze_offset fails.
4614 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4616 * config/i386/i386.md (frndintxf2): Rename to ...
4617 (rintxf2): ... this. Remove expander having same name.
4618 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4619 (roundsf2, rounddf2): Ditto.
4620 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4621 (lround<mode>di2, lround<mode>si2): Ditto.
4623 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4625 * lower-subreg.c: Include except.h.
4626 (decompose_multiword_subregs): Verify that the only control flow
4627 insns we can split are loads to multi-words pseudos.
4628 Handle breaking such blocks after splitting, instead of calling
4629 find_many_sub_basic_blocks.
4631 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4632 on the new basic block. Add a lengthy comment explaining why we
4633 thought this was necessary.
4634 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4636 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4639 * tree.c (walk_type_fields): Recurse into the element type of
4640 ARRAY_TYPEs if there is a pointer set.
4642 2007-03-10 Dirk Mueller <dmueller@suse.de>
4644 * c-common.c (warn_logical_operator): Fix condition.
4646 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4648 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4650 * config/darwin.c (machopic_select_section): Remove superfluous
4651 argument in call to categorize_decl_for_section. Remove unused
4654 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4656 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4658 * configure: Regenerate.
4660 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4663 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4664 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4665 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4666 Add LABEL_NUSES to emitted label.
4667 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4668 branch probability value to emitted jump insn.
4669 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4670 Do not check life information and do not re-arrange input operands
4671 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4673 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4675 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4676 the change of decode_asm_operands.
4678 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4680 * mode-switching.c (create_pre_exit): Skip blockage insn.
4682 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4684 * tree-pass.h (TODO_update_smt_usage): Remove.
4686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4690 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4692 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4693 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4694 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4697 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4699 * gcc.c: Document %{, in big comment at top.
4700 (input_suffix_matches): Remove special handling for .s and
4702 (input_spec_matches): New.
4703 (handle_braces): Handle %{,.
4704 (validate_switches): ',' indicates a value which is not a switch.
4705 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4706 to detect assembler input.
4707 * config/i386/sol2.h (CPP_SPEC): Likewise.
4708 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4709 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4710 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4711 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4712 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4713 -m64 causes deployment target to default to 10.5.
4714 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4716 2007-03-09 Richard Henderson <rth@redhat.com>
4719 * target.h (targetm.asm.out.reloc_rw_mask): New.
4720 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4721 (TARGET_ASM_OUT): Use it.
4722 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4723 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4724 use the new reloc_rw_mask target hook instead.
4725 (default_section_type_flags_1): Merge into...
4726 (default_section_type_flags): ... here.
4727 (decl_readonly_section_1): Merge into...
4728 (decl_readonly_section): ... here.
4729 (default_elf_select_section_1): Merge into...
4730 (default_elf_select_section): ... here.
4731 (default_unique_section_1): Merge into...
4732 (default_unique_section): ... here.
4733 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4734 (default_select_rtx_section): Use it.
4735 (default_elf_select_rtx_section): Likewise.
4736 * output.h: Update to match.
4737 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4738 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4739 (TARGET_ASM_RELOC_RW_MASK): New.
4740 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4741 to categorize_decl_for_section.
4742 (x86_64_elf_unique_section): Likewise.
4743 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4744 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4745 (TARGET_ASM_RELOC_RW_MASK): New.
4746 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4747 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4748 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4749 (TARGET_RWRELOC): Remove.
4750 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4751 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4752 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4753 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4754 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4755 (rs6000_xcoff_select_section): Use decl_readonly_section.
4756 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4757 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4758 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4759 (TARGET_SECTION_TYPE_FLAGS): Remove.
4760 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4762 2007-03-09 Roger Sayle <roger@eyesopen.com>
4764 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4765 complex constant equality/inequality comparisons for here.
4766 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4767 known at compile-time or can be simplified to a scalar comparison.
4768 (fold_relational_const): Move compile-time evaluation of complex
4769 constant equality/inequality comparisons to here.
4771 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4773 PR rtl-optimization/30643
4774 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4776 (fold_rtx): Recurse, like before 2006-11-03.
4778 2007-03-09 DJ Delorie <dj@redhat.com>
4780 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4783 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4785 PR tree-optimization/30375
4786 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4787 LHS of statements is not the same.
4788 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4790 2007-03-09 Chao-ying Fu <fu@mips.com>
4792 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4794 * doc/invoke.texi (-mdspr2): Document new option.
4795 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4796 New unspec for DSP REV 2.
4797 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4798 these instructions are extended in DSP REV 2.
4799 (mips-dspr2.md): Include.
4800 * config/mips/mips.opt (mdspr2): New option.
4801 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4802 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4803 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4804 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4805 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4806 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4807 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4809 (bdesc_map): Add one field of unsupported_target_flags.
4810 (bdesc_arrays): Update entries to have extra fields. Add
4812 (mips_init_builtins): Initialize new function types.
4813 Check unsupported_target_fileds to filter out builtins.
4814 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4816 (ASM_SPEC): Pass mdspr2 to the assembler.
4817 * config/mips/mips-dspr2.md: New file.
4819 2007-03-09 Sa Liu <saliu@de.ibm.com>
4821 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4823 2007-03-09 Ian Lance Taylor <iant@google.com>
4825 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4826 argument) like -Wstrict-overflow=2.
4827 * doc/invoke.texi (Warning Options): Update documentation.
4829 2007-03-09 Dirk Mueller <dmueller@suse.de>
4832 * doc/invoke.texi (-Wlogical-op): Document.
4833 * common.opt (-Wlogical-op): New.
4834 * c-common.h (warn_logical_operator): Declare.
4835 * c-common.c (warn_logical_operator): Define.
4836 * c-typeck.c (parser_build_binary_op): Call
4837 warn_logical_operator.
4839 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4841 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4842 * final.c (final_scan_insn): Test for non-"" file name.
4844 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4846 * doc/loop.texi: Document the Omega linear constraints solver.
4847 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4848 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4849 omega-hash-table-size, omega-max-keys, and
4850 omega-eliminate-redundant-constraints.
4851 * tree-pass.h (pass_check_data_deps): Declared.
4854 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4855 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4856 pass_check_data_deps): New.
4857 * tree-data-ref.c (init_data_ref): Remove declaration.
4858 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4859 (analyze_array): Renamed init_array_ref, move up initializations.
4860 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4861 Removed arguments that are set to NULL.
4862 (analyze_indirect_ref): Correct indentation, correct call to
4864 (object_analysis): Call init_array_ref instead of analyze_array.
4865 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4866 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4867 of DR_ACCESS_FNS_ADDR.
4868 (init_omega_eq_with_af, omega_extract_distance_vectors,
4869 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4870 ddr_consistent_p): New.
4871 (compute_affine_dependence): Check consistency of ddrs when
4872 flag_check_data_deps is passed.
4873 (analyze_all_data_dependences): Uncomment.
4874 (tree_check_data_deps): New.
4875 * tree-data-ref.h: Include omega.h.
4876 (DR_ACCESS_FNS_ADDR): Removed.
4877 (data_dependence_relation): Add inner_loop.
4878 (DDR_INNER_LOOP): New.
4879 * common.opt (fcheck-data-deps): New.
4880 * tree-flow.h (tree_check_data_deps): Declare.
4881 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4882 (OBJS-common): Depend on omega.o.
4884 * passes.c (pass_check_data_deps): Scheduled.
4885 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4886 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4887 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4888 PARAM_VECT_MAX_VERSION_CHECKS,
4889 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4891 2007-03-09 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/30904
4895 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4896 the same way as *_DIV_EXPR.
4898 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4900 * recog.c (decode_asm_operands): No mixed declarations and code.
4902 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4904 * rtl.def (ASM_INPUT): Add location.
4905 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4906 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4907 (decode_asm_operands): Add loc operand.
4908 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4909 * stmt.c (expand_asm): Rename to...
4910 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4911 gen_rtx_ASM_INPUT_loc.
4912 (expand_asm_expr): Adjust.
4913 * recog.c (decode_asm_operands): Add loc operand.
4914 (check_asm_operands, extract_insn): Adjust.
4915 * reload1.c (maybe_fix_stack_asms): Likewise.
4916 * final.c (asm_insn_count): Likewise.
4917 (final_scan_insn): Output # line before and after asm.
4919 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4921 * tree-ssa-structalias.c (variable_info): Remove
4923 (new_var_info): Ditto.
4924 (shared_bitmap_info_t): New structure.
4925 (shared_bitmap_table): New variable.
4926 (shared_bitmap_hash): New function.
4927 (shared_bitmap_eq): Ditto
4928 (shared_bitmap_lookup): Ditto.
4929 (shared_bitmap_add): Ditto.
4930 (merge_smts_into): Change to take bitmap directly.
4931 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4932 (init_alias_vars): Init shared bitmap hashtable.
4933 (delete_points_to_sets): Delete shared bitmap hashtable.
4934 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4935 is_aliased removal as a change that was still necessary was
4938 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/i386.h (override_options): Conditionally disable
4941 x86_sahf for 64bit targets only.
4943 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4946 * c-decl.c (merge_decls): Don't call make_var_volatile.
4947 * varasm.c (make_var_volatile): Remove.
4948 * output.h (make_var_volatile): Remove.
4950 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4952 PR tree-optimization/31085
4953 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4955 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4957 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4958 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4959 ATTR_CONST_NOTHROW_LIST.
4961 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4964 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4966 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4968 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4971 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4973 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4974 passed, use shared libgcc.
4976 2007-03-08 Roger Sayle <roger@eyesopen.com>
4978 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4979 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4980 (honor_protect_cleanup_actions, lower_try_finally_switch):
4982 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4983 ifc_temp_var): Likewise.
4984 * tree-inline.c (setup_one_parameter): Likewise.
4985 * tree-mudflap.c (mf_decl_cache_locals,
4986 mf_build_check_statement_for): Likewise.
4987 * tree-nested.c (init_tmp_var, save_tmp_var,
4988 finalize_nesting_tree_1): Likewise.
4989 * tree-outof-ssa.c (insert_copy_on_edge,
4990 insert_backedge_copies): Likewise.
4991 * tree-profile.c (tree_gen_edge_profiler,
4992 tree_gen_ic_profiler): Likewise.
4993 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4994 * tree-sra.c (sra_build_assignment): Likewise.
4995 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4996 * tree-ssa-math-opts.c (insert_reciprocals,
4997 execute_cse_sincos_1): Likewise.
4998 * tree-tailcall.c (adjust_accumulator_values,
4999 adjust_return_value): Likewise.
5000 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5001 * tree-vect-transform.c (vect_create_data_ref_ptr,
5002 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5003 vect_create_epilog_for_reduction, vectorizable_reduction,
5004 vectorizable_call, vectorizable_conversion,
5005 vectorizable_assignment, vectorizable_operation,
5006 vectorizable_type_demotion, vect_gen_widened_results_half,
5007 vect_permute_store_chain, vectorizable_store,
5008 vect_setup_realignment, vect_permute_load_chain,
5009 vectorizable_load, vectorizable_condition,
5010 vect_create_cond_for_align_checks): Likewise.
5011 * tree-vrp.c (build_assert_expr_for): Likewise.
5013 2007-03-08 Ian Lance Taylor <iant@google.com>
5015 * tree-vrp.c: Include "intl.h".
5016 (usable_range_p): New static function.
5017 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5018 overflowed values, juts set *strict_overflow_p.
5019 (compare_values): Only return -2 if one of the operands is not a
5021 (compare_ranges): Call usable_range_p.
5022 (compare_range_with_value): Likewise.
5023 (vrp_evaluate_conditional_warnv): Rename from
5024 vrp_evaluate_conditional. Make static. Change all callers.
5025 (vrp_evaluate_conditional): New function.
5026 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5028 (simplify_abs_using_ranges): Likewise.
5029 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5030 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5031 within_stmt parameter.
5032 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5033 vrp_evaluate_conditional.
5034 * tree-ssa-threadedge.c
5035 (record_temporary_equivalences_from_stmts_at_dest): Change
5036 simplify parameter to take a second tree parameter.
5037 (simplify_control_stmt_condition): Likewise.
5038 (thread_across_edge): Likewise.
5039 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5040 (thread_across_edge): Likewise.
5041 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5043 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/i386.h (TARGET_SAHF): New define.
5046 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5047 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5048 (x86_sahf): New global variable.
5049 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5050 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5051 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5052 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5054 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5055 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5056 when expanding fcomi/sahf based tests.
5057 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5058 expanding sahf based alternative. Emit sahf based sequence when
5059 optimizing for code size.
5060 * config/i386/i386.md (x86_sahf_1): Do not disable for
5061 TARGET_64BIT, enable for TARGET_SAHF.
5063 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5065 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5066 spurious whitespace from error message.
5068 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5071 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5073 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5075 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5077 * tree-sra.c (instantiate_element): Propagate disabled warnings
5078 from the element itself to the created variable.
5080 2007-03-07 Richard Henderson <rth@redhat.com>
5083 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5084 silently fix up the stack in the case of a missing register.
5086 2007-03-07 Paul Brook <paul@codesourcery.com>
5088 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5090 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5092 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5094 (phase1_vrs): Use them.
5095 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5096 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5097 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5098 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5099 __gnu_Unwind_Restore_WMMXC if required.
5100 (_Unwind_VRS_Pop): Implement iWMMXt support.
5101 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5102 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5103 gnu_Unwind_Save_WMMXC): Define.
5105 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5107 * config/vxworks.h (vxworks_override_options): Declare.
5108 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5109 * config/vxworks.c: Include target.h and toplev.h.
5110 (vxworks_override_options): New function.
5111 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5113 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5115 * config/s390/s390.c (override_options): Don't emit an error when
5116 -mstack-size is used without providing -mstack-guard.
5117 (s390_emit_prologue): Choose stack_guard value automatically if not
5118 provided via command line.
5119 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5121 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5123 * config/i386/i386.c (output_set_got): Add a GOT initialization
5124 sequence for VxWorks PIC.
5125 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5126 around labels as well as symbols. Use gotoff_operand instead
5127 of local_symbolic_operand.
5128 (legitimize_pic_address): Use gotoff_operand instead of
5129 local_symbolic_operand. Use @GOT accesses for labels as
5131 (ix86_output_addr_diff_elt): Use PC-relative rather than
5132 GP-relative offsets for VxWorks PIC.
5133 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5134 no_new_pseudos. Check whether the returned register is op0.
5135 * config/i386/i386.md (tablejump): Use PC-relative rather than
5136 GP-relative offsets for VxWorks PIC.
5137 * config/i386/predicates.md (gotoff_operand): New predicate.
5139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5141 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5143 * config/vxworks-dummy.h: New file.
5144 * config/i386/i386.h: Include it.
5146 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5148 * dwarf2out.c (is_inlined_entry_point): New
5149 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5150 DW_AT_ranges if the first subblock is the entry point.
5152 2007-03-06 David Daney <ddaney@avtrex.com>
5154 * doc/install.texi (mips-*-*): Change recommended binutils
5157 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5159 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5160 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5162 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5163 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5165 2007-03-06 Jan Hubicka <jh@suse.cz>
5167 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5168 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5170 (probably_cold_bb_p): Cold functions are cold.
5171 (probably_never_executed_bb_p): Cold functions are cold.
5172 (tree_bb_level_predictions): Predict calls to cold functions as not
5174 (compute_function_frequency): Check hot/cold attributes.
5175 * function.h (function_frequency): Update comments.
5176 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5177 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5178 (c_common_att): Add cold and hot.
5180 * doc/extend.texi (hot,cold attributes): Document.
5182 2007-03-06 Andrew Haley <aph@redhat.com>
5184 * function.c (expand_function_end): Move blockage to just after we
5185 emit the label for the naked return from the function.
5187 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5189 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5192 2007-03-06 Jan Hubicka <jh@suse.cz>
5194 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5195 loaded for constant large models. Non-large 64bit PIC can do.
5196 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5197 * cmodel.h: Add LARGE PIC.
5198 * i386.md (UNSPEC_PLTOFF): New.
5199 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5201 (*call_1_rex64): Disable for large models.
5202 (*call_1_rex64_large): New.
5203 (*call_value_1_rex64): Disable for large models.
5204 (*call_value_1_rex64_large): New.
5205 (set_rip_rex4): New.
5206 (set_got_offset_rex64): New.
5207 * predicates.md (constant_call_address_operand): For large model
5208 constant calls are not possible.
5209 * i386-protos.h (construct_plt_address): Declare.
5210 * i386.c (override_options): Accept large models.
5211 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5212 (legitimate_constant_p): Add new UNSPECs.
5213 (legitimate_pic_operand_p): Likewise.
5214 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5215 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5217 (output_pic_addr_const): Add PLTOFF.
5218 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5219 (ix86_expand_move): Legitimize pic address when in PIC mode.
5220 (construct_plt_address): New function.
5221 (ix86_expand_call): Offload the address to register and use GOT pointer
5223 * invoke.texi (mcmodel=large): Update documentation.
5225 2007-03-06 Richard Henderson <rth@redhat.com>
5227 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5228 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5229 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5230 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5231 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5232 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5233 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5234 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5235 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5236 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5237 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5238 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5239 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5240 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5241 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5242 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5243 x86_schedule, x86_use_bt, x86_pad_returns,
5244 x86_use_xchgb): Merge into ...
5245 (ix86_tune_features): ... here. New array.
5246 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5247 x86_bswap): Merge into ...
5248 (ix86_arch_features): ... here. New array.
5249 (x86_3dnow_a): Remove.
5250 (x86_accumulate_outgoing_args): Make static.
5251 (x86_arch_always_fancy_math_387): Make static.
5252 (ix86_tune_mask, ix86_arch_mask): Move ...
5253 (override_options): ... to local variables here. Apply the
5254 appropriate mask to each element of ix86_arch_features and
5255 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5256 as were done in the old macros.
5257 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5258 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5259 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5260 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5261 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5262 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5263 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5264 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5265 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5266 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5267 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5268 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5269 x86_accumulate_outgoing_args, x86_prologue_using_move,
5270 x86_epilogue_using_move, x86_decompose_lea,
5271 x86_arch_always_fancy_math_387, x86_shift1,
5272 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5273 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5274 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5275 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5276 x86_use_incdec, x86_pad_returns, x86_bswap,
5277 x86_partial_flag_reg_stall): Remove.
5278 (enum ix86_tune_indices): New.
5279 (ix86_tune_features): New.
5280 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5281 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5282 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5283 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5284 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5285 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5286 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5287 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5288 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5289 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5290 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5291 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5292 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5293 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5294 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5295 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5296 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5297 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5298 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5299 TARGET_EXT_80387_CONSTANTS): Use it.
5300 (enum ix86_arch_indices): New.
5301 (ix86_arch_features): New.
5302 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5303 TARGET_BSWAP): Use it.
5304 (ix86_tune_mask, ix86_arch_mask): Remove.
5306 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5309 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5310 Define using $${sysroot_headers_suffix}.
5311 * configure: Regenerate.
5312 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5313 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5315 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5316 * gcc.c (print_sysroot_headers_suffix): New.
5317 (option_map): Include --print-sysroot-headers-suffix.
5318 (display_help): Mention -print-sysroot-headers-suffix.
5319 (process_command): Handle -print-sysroot-headers-suffix.
5320 (do_spec_1): Append multilib directory to include-fixed path if
5321 sysroot suffixes in use.
5322 (main): Handle -print-sysroot-headers-suffix.
5323 * Makefile.in (start.encap): Don't depend on xlimits.h
5324 (xlimits.h): Remove.
5325 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5326 limits.h for each multilib in fixinc_list.
5327 (fixinc_list, s-fixinc_list): New.
5328 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5329 generate them for each multilib in fixinc_list.
5330 (stmp-fixproto): Use include-fixed. Run fixproto for each
5331 multilib in fixinc_list.
5332 (mostlyclean): Don't remove xlimits.h.
5333 (clean): Remove include-fixed.
5334 (real-install-headers-tar, real-install-headers-cpio,
5335 real-install-headers-cp): Don't copy include, only include-fixed.
5336 (install-mkheaders): Depend on fixinc_list. Don't depend on
5337 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5338 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5339 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5341 2007-03-06 Jan Hubicka <jh@suse.cz>
5343 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5346 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5348 * configure.ac: Allow tm_file to contain build-directory files.
5349 * configure: Regenerate.
5350 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5351 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5352 * config/m68k/print-sysroot-suffix.sh: New file.
5354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5356 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5357 of pic_offset_table_rtx if reload_completed.
5358 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5359 PIC_OFFSET_TABLE_REGNUM.
5360 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5362 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5363 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5365 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5367 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5368 functions that call eh_return.
5370 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5372 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5373 functions that need a constant pool.
5375 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5378 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5379 (m68k_preferred_reload_class): Likewise.
5380 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5381 (SECONDARY_RELOAD_CLASS): Define.
5382 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5383 (LIMIT_RELOAD_CLASS): Delete.
5384 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5385 registers from storing bytes.
5386 (m68k_secondary_reload_class): New function.
5387 (m68k_preferred_reload_class): Likewise.
5389 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5391 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5393 (m68k_expand_prologue): Likewise.
5395 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5397 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5398 (mips_expand_epilogue): Add a bool parameter.
5399 (m68k_legitimize_sibcall_address): Declare.
5400 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5401 (m68k_expand_epilogue): Add a parameter to select between sibling
5402 and normal epilogues. Only generate a return for the latter.
5403 (m68k_ok_for_sibcall_p): New function.
5404 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5405 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5406 (sibcall_value, *sibcall_value): Likewise.
5407 (*call, *call_value): Require !SIBLING_CALL_P.
5408 (epilogue): Update call to m68k_expand_epilogue.
5409 (sibcall_epilogue): New pattern.
5410 * config/m68k/predicates.md (const_call_operand): Say that this
5411 predicate applies to sibling calls too.
5412 (sibcall_operand): New predicate.
5414 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5416 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5417 alternatives as movsi_cf.
5418 (movsf_cf_hard): Add commentary.
5420 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5421 Richard Sandiford <richard@codesourcery.com>
5423 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5424 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5425 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5426 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5427 as being live on exit from an interrupt function.
5428 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5429 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5430 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5431 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5432 (m68k_interrupt_function_p): Globalize.
5433 (m68k_compute_frame_layout): Remove reverse mask code.
5434 (m68k_emit_movem, m68k_set_frame_related): New functions.
5435 (m68k_output_function_prologue): Delete in favor of...
5436 (m68k_expand_prologue): ...this new function.
5437 (m68k_output_function_epilogue): Delete in favor of...
5438 (m68k_expand_epilogue): ...this new function.
5439 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5441 (print_operand): Handle %?.
5442 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5443 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5444 (prologue, epilogue): New patterns.
5445 (return): Turn into a define_expand.
5446 (*return): New pattern, derived from old "return" pattern. Use rte
5447 rather than rts for interrupt functions. Only use rtd if the pop
5449 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5450 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5451 (link, *link, unlink, *unlink, load_got): Likewise.
5453 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5457 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5458 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5459 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5460 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5461 and m68k_matches_u_p.
5462 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5463 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5464 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5465 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5466 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5467 (REG_STRICT_P): New macro.
5468 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5469 PCREL_GENERAL_OPERAND_OK.
5470 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5471 m68k_legitimate_base_reg_p.
5472 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5473 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5474 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5475 * config/m68k/m68k.c (m68k_address): New structure.
5476 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5477 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5478 (m68k_jump_table_ref_p, m68k_decompose_address)
5479 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5480 (m68k_matches_u_p): New functions.
5481 (print_operand_address): Rewrite to use m68k_decompose_index.
5483 2007-03-05 David Taylor <dtaylor@emc.com>
5485 * gcc.c: Correct copyright date in --version output.
5487 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5489 * pa.md: In unamed move patterns, disparge copies between general
5490 and floating point registers using '?' modifier. Don't include 'f'
5491 constraint for register preferences in DImode, SImode, HImode and
5492 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5493 Remove constraints for copies between general and floating registers
5494 in soft-float DFmode pattern.
5495 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5499 2007-03-05 Mike Stump <mrs@apple.com>
5501 * c-common.c (targetcm): Add.
5502 * c-opts.c (c_common_handle_option): Handle language specific
5504 * opts.c (handle_option): Verify language for target options, if
5506 * opth-gen.awk: Add CL_LANG_ALL.
5507 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5508 (TARGETCM_INITIALIZER): Add.
5509 * target.h (struct gcc_targetcm): Add.
5511 * targhooks.c (default_handle_c_option): Add.
5512 * targhooks.h (default_handle_c_option): Add.
5513 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5515 * config/darwin.opt (iframework): Add.
5516 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5517 * config/darwin-c.c (handle_c_option): Add.
5518 (TARGET_HANDLE_C_OPTION): Add.
5520 * doc/invoke.texi (Darwin Options): Add -iframework.
5522 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5524 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5527 2007-03-05 Ian Lance Taylor <iant@google.com>
5529 * c.opt (fgnu89-inline): New option.
5530 * c-opts.c (c_common_post_options): Set default value for
5532 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5533 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5535 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5536 (grokdeclarator, start_function): Likewise.
5537 * c-cppbuiltin.c (c_cpp_builtins): Define either
5538 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5539 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5540 (C Dialect Options): Document -fgnu89-inline.
5541 * doc/extend.texi (Function Attributes): Explain what the
5542 gnu_inline attribute does.
5543 * doc/cpp.texi (Common Predefined Macros): Document
5544 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5546 2007-03-05 Ian Lance Taylor <iant@google.com>
5548 PR tree-optimization/31034
5549 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5550 half-range if the other side is an overflow infinity.
5552 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5554 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5555 (bfin*-linux-uclibc*): New configuration.
5556 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5558 * config/bfin/linux.h: New file.
5559 * config/bfin/libgcc-bfin.ver: New file.
5560 * config/bfin/t-bfin-uclinux: New file.
5561 * config/bfin/t-bfin-linux: New file.
5562 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5563 (TARGET_OS_CPP_BUILTINS): New macro.
5565 2007-03-05 Richard Guenther <rguenther@suse.de>
5567 * fold-const.c (fold_binary): Remove duplicate folding
5568 of comparison of non-null ADDR_EXPR against null.
5570 2007-03-05 Richard Guenther <rguenther@suse.de>
5571 Dorit Nuzman <dorit@il.ibm.com>
5573 PR tree-optimization/26420
5574 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5575 are no loops in the function. Only print the number of
5576 vectorized loops if it is greater than zero or we are supposed
5577 to print information about unvectorized loops.
5579 2007-03-05 Revital Eres <eres@il.ibm.com>
5581 * gcc.dg/var-expand1.c: New test.
5582 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5583 when an accumulator is expanded.
5585 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5588 * c-common.c (convert_and_check): Don't give warnings for
5589 conversion if 'expr' already overflowed.
5591 2007-03-04 Roger Sayle <roger@eyesopen.com>
5594 * fold-const.c (fold_comparison): Enforce type consistency when
5595 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5597 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5599 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5600 containing a cast to the base of TARGET_MEM_REF.
5602 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5604 * tree.c (tree_contains_struct_check_failed): Remove spurious
5605 whitespace from error message.
5607 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5610 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5611 instead of precision.
5613 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5614 Nathan Sidwell <nathan@codesourcery.com>
5616 * emit-rtl.c (find_auto_inc): New.
5617 (try_split): recreate REG_INC notes,
5618 Use regular for loops rather than whiles.
5620 2007-03-03 Andreas Schwab <schwab@suse.de>
5622 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5623 * configure: Regenerate.
5625 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5627 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5628 flag_rounding_math, not flag_unsafe_math_optimizations.
5630 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5632 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5633 alpha_fold_vector_minmax): Likewise.
5634 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5635 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5637 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5639 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5640 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5641 if the lhs has side-effects.
5642 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5644 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5646 * config/i386/i386.h (TUNEMASK): Remove define.
5647 (ARCHMASK): Remove define.
5648 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5649 Use ix86_arch_mask variable instead of ARCHMASK.
5650 * config/i386/i386.c (override_options): Ditto.
5651 (standard_80387_constant_p): Ditto.
5653 2007-03-02 Ian Lance Taylor <iant@google.com>
5655 Used signed infinities in VRP.
5656 * tree-vrp.c (uses_overflow_infinity): New static function.
5657 (supports_overflow_infinity): New static function.
5658 (make_overflow_infinity): New static function.
5659 (negative_overflow_infinity): New static function.
5660 (positive_overflow_infinity): New static function.
5661 (is_negative_overflow_infinity): New static function.
5662 (is_positive_overflow_infinity): New static function.
5663 (is_overflow_infinity): New static function.
5664 (overflow_infinity_range_p): New static function.
5665 (compare_values_warnv): New function split out of compare_values.
5666 (compare_value): Call it.
5667 (set_value_range_to_nonnegative): Add overflow_infinity
5668 parameter. Change caller.
5669 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5671 (vrp_expr_computes_nonzero): Likewise.
5672 (compare_ranges, compare_range_with_value): Likewise.
5673 (compare_name_with_value, compare_names): Likewise.
5674 (vrp_evaluate_conditional): Likewise.
5675 (set_value_range): Handle infinity
5676 (vrp_operand_equal_p, operand_less_p): Likewise.
5677 (extract_range_from_assert): Likewise.
5678 (vrp_int_const_binop): Likewise.
5679 (extract_range_from_binary_expr): Likewise.
5680 (extract_range_from_unary_expr): Likewise.
5681 (extract_range_from_comparison): Likewise.
5682 (extract_range_from_expr): Likewise.
5683 (dump_value_range): Likewise.
5684 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5685 (test_for_singularity): Likewise.
5686 (vrp_int_const_binop): Remove inline qualifier.
5687 (adjust_range_with_scev): Add comment.
5688 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5690 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5692 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5693 (get_constraint_for): Likewise.
5694 (do_structure_copy): Likewise.
5695 (find_func_aliases): Fix references to MODIFY_EXPR.
5696 (intra_create_variable_infos): Tidy.
5697 * tree-ssa-operands.c (add_virtual_operand): Add argument
5699 When adding members of alias sets, if IS_CALL_SITE is true and
5700 the symbol is not call-clobbered, skip it.
5703 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5705 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5706 entry by means of emit_insn_at_entry.
5708 2007-03-02 Richard Henderson <rth@redhat.com>
5710 * expr.h (promoted_input_arg): Remove decl.
5711 * function.c (promoted_input_arg): Merge into ...
5712 * combine.c (setup_incoming_promotions): ... only caller.
5713 Rearrange to avoid double loop.
5715 2007-03-02 Ben Elliston <bje@au.ibm.com>
5716 Peter Bergner <bergner@vnet.ibm.com>
5717 Janis Johnson <janis187@us.ibm.com>
5719 * config/rs6000/dfp.md: New file.
5720 * config/rs6000/rs6000.md: Include dfp.md.
5721 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5722 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5723 and TDmode decimal float modes in FP registers.
5724 (num_insns_constant): Likewise.
5725 (rs6000_legitimate_offset_address_p): Likewise.
5726 (rs6000_legitimize_address): Likewise.
5727 (rs6000_legitimize_reload_address): Likewise.
5728 (rs6000_legitimate_address): Likewise.
5729 (rs6000_emit_move): Likewise.
5730 (function_arg_boundary): Likewise.
5731 (function_arg_advance): Likewise.
5732 (rs6000_darwin64_record_arg_recurse): Likewise.
5733 (function_arg): Likewise.
5734 (rs6000_gimplify_va_arg): Likewise.
5735 (rs6000_split_multireg_move): Likewise.
5736 (rs6000_output_function_epilogue): Likewise.
5737 (rs6000_output_function_epilogue): Likewise.
5738 (rs6000_register_move_cost): Likewise.
5739 (rs6000_function_value): Likewise.
5740 (rs6000_libcall_value): Likewise.
5742 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5744 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5746 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5748 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5749 Use $MULTIDIR to choose between the kernel and RTP headers,
5750 and use $WIND_BASE and $WIND_USR to locate them.
5752 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5754 * config/i386/i386.c (override_options): Put initialization of
5755 ix86_tune_mask and ix86_arch_mask to the correct place.
5757 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5758 Michael Meissner <michael.meissner@amd.com>
5761 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5763 (TARGET_CMOVE): Use ARCHMASK.
5764 (TARGET_CMPXCHG): Ditto.
5765 (TARGET_CMPXCHG8B): Ditto.
5766 (TARGET_XADD): Ditto.
5767 (TARGET_BSWAP): Ditto.
5768 * config/i386/i386.c (ix86_tune_mask): New global variable.
5769 (ix86_arch_mask): Ditto.
5770 (override_options): Initialize ix86_tune_mask and
5771 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5774 2007-03-02 Ben Elliston <bje@au.ibm.com>
5777 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5779 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5781 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5782 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5783 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5784 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5786 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5787 rs6000_init_dwarf_reg_sizes_extra): New.
5788 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5789 SPE register high parts.
5791 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5793 * Makefile.in: Add install-pdf target as
5794 copied from automake v1.10 rules.
5795 * configure.ac: Add install-pdf to target list.
5796 * configure: Regenerate.
5798 2007-03-01 Paul Brook <paul@codesourcery.com>
5800 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5801 modes to LDRD for DImode.
5802 (output_move_double): Fixup out of range ldrd/strd.
5803 (vfp_secondary_reload_class): Rename...
5804 (coproc_secondary_reload_class): ... to this. Add wb argument.
5805 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5806 coproc_secondary_reload_class for CLASS_IWMMXT.
5807 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5808 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5810 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5812 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5813 factor by the estimated number of iterations.
5814 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5817 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5818 decode_caches_intel, detect_caches_intel): New functions.
5819 (host_detect_local_cpu): Use detect_caches_amd and
5820 detect_caches_intel.
5822 2007-03-01 Richard Henderson <rth@redhat.com>
5824 * expr.c (emit_move_complex_push): Export.
5825 (emit_move_complex_parts): Split out from ...
5826 (emit_move_complex): ... here.
5827 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5828 * config/i386/i386.md (movcdi): New.
5830 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5832 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5833 size of mode1 to check for tieable modes in MMX case.
5835 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5837 * Makefile.in (rtlanal.o): Depend on tree.h.
5838 * rtl.h (offset_within_section_p, split_const): Declare.
5839 * rtlanal.c: Include tree.h.
5840 (offset_within_block_p): New function, taken from
5841 mips_offset_within_object_p.
5842 (split_const): New function, taken from mips_split_const.
5843 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5845 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5846 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5847 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5848 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5849 (m68k_illegitimate_symbolic_constant_p): New function.
5850 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5851 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5852 symbolic constant that might be outside the symbol's section,
5853 move the symbol first and then add the offset.
5854 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5856 * config/mips/mips.c (mips_split_const): Delete.
5857 (mips_offset_within_object_p): Delete.
5858 (mips_symbolic_constant_p): Use offset_within_section_p and
5859 split_const instead of mips_offset_within_object_p and
5861 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5862 (mips_legitimize_const_move, print_operand_reloc)
5863 (mips_dangerous_for_la25_p): Use split_const instead of
5866 2007-02-28 Eric Christopher <echristo@apple.com>
5868 * Makefile.in (install-include-dir): Don't rm -rf include.
5870 2007-02-28 Richard Guenther <rguenther@suse.de>
5873 * fold-const.c (fold_binary): Do not associate expressions
5874 with more than one variable for integer types that do not wrap.
5876 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5878 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5879 Delete, and replace with...
5880 (fold_builtin_call_array): This. Update callers to use it.
5881 * fold-const.c (fold_build_call_list): Delete, and replace with...
5882 (fold_build_call_array): This.
5883 (fold_build_call_list_initializer): Delete, and replace with...
5884 (fold_build_call_array_initializer): This.
5885 * tree.h: Update declarations to reflect above changes.
5887 * c-typeck.c (build_function_call): Store converted arguments
5888 in a stack-allocated array instead of building a list.
5889 (convert_arguments): Store arguments in the array passed in as an
5890 argument, and return the actual number of arguments.
5891 * c-format.c: (check_function_format): Pass arguments in an
5892 array instead of a list.
5893 * c-common.c (check_function_nonnull): Likewise.
5894 (check_function_sentinel): Likewise.
5895 (check_function_arguments): Likewise.
5896 * c-common.h: Update declarations to reflect above changes.
5898 2007-02-28 Jan Hubicka <jh@suse.cz>
5900 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5901 PRED_NEGATIVE_RETURN): Update outcomes.
5903 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5905 * calls.c (emit_library_call_value_1): Handle partial registers
5906 correctly when building up CALL_INSN_FUNCTION_USAGE.
5908 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5910 * pa/predicates.md (move_src_operand): Allow zero for mode.
5911 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5914 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5918 *movv2df_internal): Enable pattern only for valid operand
5920 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5921 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5923 2007-02-27 Mike Stump <mrs@apple.com>
5925 * config/darwin-crt3.c: Avoid compilation when compiling for a
5928 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5930 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5932 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5933 for fixed headers and limits.h.
5934 (install-include-dir, install-headers-tar, install-headers-cpio,
5935 install-headers-cp, real-install-headers-tar,
5936 real-install-headers-cpio, real-install-headers-cp): Handle
5937 include-fixed as well as include.
5938 (install-mkheaders): Don't install files that go only in include
5940 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5941 from GCC_INCLUDE_DIR.
5942 * gcc.c (process_command): Remove special -BstageN/ handling.
5943 (do_spec_1): Add include-fixed directories.
5945 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5947 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5949 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5951 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5954 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5956 * c-common.c (get_priority): Add check for
5957 SUPPORTS_INIT_PRIORITY.
5959 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5961 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5963 * config/bfin/bfin.c: Include "cfglayout.h".
5964 (MAX_LSETUP_DISTANCE): New macro.
5965 (struct loop_info): New members incoming, incoming_src and
5966 incoming_dest. Delete member predecessor.
5967 (length_for_loop): New function.
5968 (bfin_optimize_loop): Handle more different loop structures.
5969 (bfin_discover_loop): Rework detection of predecessor blocks by
5970 examining incoming edges.
5971 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5973 (bfin_reorder_loops): New function.
5974 (bfin_reorg_loops): Use these three new functions.
5976 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5977 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5978 (CONSTRAINT_LEN): Add entry for 'q'.
5979 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5980 Add 'q' constraints.
5981 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5982 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5984 * config/bfin/bfin.md (add_with_carry): New pattern.
5985 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5986 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5987 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5988 support unsigned multiplies too. Removed incorrect commutativity from
5989 operand 1 constraint where appropriate.
5990 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5992 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5993 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5995 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5996 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5997 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5998 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5999 usmulhisi_hh_huh): New patterns.
6001 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6002 lshifthi3): Fix output template to use half reg for operand 2.
6004 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6007 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6009 2007-02-27 Andreas Schwab <schwab@suse.de>
6011 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6013 2007-02-27 Jan Hubicka <jh@suse.cz>
6015 * predict.c (last_basic_block_p): Remove.
6016 (tree_estimate_probability): Update return heuristic for commonized
6019 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6021 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6023 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6025 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6026 * doc/cpp.texi: Standardize title page.
6027 * doc/cppinternals.texi: Likewise.
6028 * doc/gcc.texi: Standardize title page, remove version number
6029 from copyright page.
6030 * doc/gccint.texi: Likewise.
6031 * doc/install.texi: Standardize title page, add table of
6034 2007-02-26 Jan Hubicka <jh@suse.cz>
6036 * predict.def: Set outcomes according to more recent results.
6037 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6038 Remove dead predictors.
6039 * predict.c (return_prediction): Fix pasto.
6041 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6043 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6044 change; avoid a memory leak when returning early.
6046 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6048 * c-decl.c (static_ctors): Move to c-common.c.
6049 (static_dtors): Likewise.
6050 (finish_function): Use c_record_cdtor_fn.
6051 (build_cdtor): Move to c-common.c.
6052 (c_write_global_declarations): Use c_build_cdtor_fns.
6053 * c-common.h (static_ctors): Declare.
6054 (static_dtors): Likewise.
6055 (c_record_cdtor_fn): Likewise.
6056 (c_build_cdtor_fns): Likewise.
6057 * c-common.c (static_ctors): New variable.
6058 (static_dtors): Likewise.
6059 (c_record_cdtor_fn): New function.
6060 (build_cdtor): Move from c-decl.c
6061 (c_build_cdtor_fns): New function.
6063 * output.h (assemble_addr_to_section): Declare.
6064 (get_cdtor_priority_section): Likewise.
6065 * varasm.c (assemble_addr_to_section): New function.
6066 (get_cdtor_priority_section): Likewise.
6067 (default_named_section_asm_out_destructor): Use them.
6068 (destor_dtor_section_asm_out_destructor): Likewise.
6069 (default_named_section_asm_out_constructor): Likewise.
6070 (default_ctor_section_asm_out_constructor): Likewise.
6071 * config.gcc (*-*-vxworks*): Include vxworks.o.
6072 * config/t-vxworks (vxworks.o): New target.
6073 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6074 (TARGET_ASM_CONSTRUCTOR): Define.
6075 (TARGET_ASM_DESTRUCTOR): Likewise.
6076 (vxworks_asm_out_constructor): Declare.
6077 (vxworks_asm_out_destructor): Likewise.
6079 * c-common.c (get_priority): Check that we have not just an
6080 INTEGER_CST, but an integer constant with integeral type.
6082 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6084 PR tree-optimization/30938
6085 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6086 use &dt[nargs-1] instead of &dt[nargs] in the call to
6087 vect_is_simple_use().
6089 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6091 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6092 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6093 Do not attempt to handle MEM inside auto-inc expressions.
6094 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6095 of a register modified by an auto-inc expression. However, do handle
6096 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6097 (elimination_effects): Prohibit elimination of a register modified
6098 by an auto-inc expression. Disable register elimination rules whose
6099 target register is modified by an auto-inc expression with variable
6102 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6104 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6106 (array_at_struct_end_p): New function.
6107 (idx_infer_loop_bounds): Use it.
6108 (estimate_numbers_of_iterations_loop): Export.
6109 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6110 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6111 (tree_estimate_probability): Call record_loop_exits.
6112 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6113 (estimated_loop_iterations, estimated_loop_iterations_int,
6114 estimated_loop_iterations_tree): New functions.
6115 (analyze_siv_subscript_cst_affine,
6116 compute_overlap_steps_for_affine_1_2,
6117 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6118 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6119 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6120 (PRED_LOOP_ITERATIONS_GUESSED): New.
6121 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6122 * cfgloop.h (estimate_numbers_of_iterations_loop,
6123 estimated_loop_iterations_int): Declare.
6125 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6127 * doc/extend.texi: Document optional priority argument to
6128 constructors and destructors.
6129 * tree.c (init_priority_for_decl): Adjust GTY markers.
6130 (init_ttree): Use priority-info hash functions for
6131 init_priority_for_decl.
6132 (tree_map_eq): Rename to ...
6133 (tree_map_base_eq): ... this.
6134 (tree_map_marked_p): Rename to ...
6135 (tree_map_base_marked_p): ... this.
6136 (tree_map_base_hash): New function.
6137 (decl_init_priority_lookup): Rework.
6138 (decl_fini_priority_lookup): New function.
6139 (decl_priority_info): New function.
6140 (decl_init_priority_insert): Use it.
6141 (decl_fini_priority_insert): Likewise.
6142 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6144 (decl_restrict_base_insert): Likewise.
6145 (decl_debug_expr_insert): Likewise.
6146 (decl_value_expr_lookup): Likewise.
6147 (decl_value_expr_insert): Likewise.
6148 * tree.h (priority_type): New type.
6149 (decl_init_priority_lookup): Use priority_type.
6150 (decl_fini_priority_lookup): New function.
6151 (decl_init_priority_insert): Use priority_type.
6152 (decl_fini_priority_insert): New function.
6153 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6154 (DECL_INIT_PRIORITY): Likewise.
6155 (SET_DECL_INIT_PRIORITY): Add comment.
6156 (DECL_FINI_PRIORITY): New macro.
6157 (SET_DECL_FINI_PRIORITY): Likewise.
6158 (DEFAULT_INIT_PRIORITY): Document.
6159 (MAX_INIT_PRIORITY): Likewise.
6160 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6161 (tree_map_base): New type.
6162 (tree_map_base_eq): New function.
6163 (tree_map_base_hash): Likewise.
6164 (tree_map_base_marked_p): Likewise.
6165 (tree_map): Inherit from tree_map_base.
6166 (tree_map_eq): Make it a macro.
6167 (tree_map_marked_p): Likewise.
6168 (tree_int_map): Inherit from tree_map_base.
6169 (tree_int_map_eq): Make it a macro.
6170 (tree_int_map_hash): Likewise.
6171 (tree_int_map_marked_p): Likewise.
6172 (tree_priority_map): New type.
6173 (tree_priority_map_eq): New macro.
6174 (tree_priority_map_hash): Likewise.
6175 (tree_priority_map_marked_p): Likewise.
6176 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6178 (emutls_common_1): Likewise.
6179 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6180 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6181 of tree_map hierarchy.
6182 * tree-cfg.c (move_stmt_r): Likewise.
6183 (new_label_mapper): Likewise.
6184 * c-tree.h (c_expand_body): Move to ...
6185 * c-common.h (c_expand_body): ... here.
6186 * c-decl.c (c_expand_body): Move to ...
6187 * c-common.c (c_expand_body): ... here.
6188 (c_common_attribute_table): Allow 1 argument for the constructor
6189 and destructor attributes.
6190 (get_priority): New function.
6191 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6192 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6194 2007-02-24 Jan Hubicka <jh@suse.cz>
6197 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6199 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6200 Jan Hubicka <jh@suse.cz>
6203 * i386.c (counter_mode): New function.
6204 (expand_set_or_movmem_via_loop): Use it.
6205 (expand_movmem_epilogue): Likewise; fix pasto.
6206 (ix86_expand_movmem): Do emit guard even for constant counts.
6207 (ix86_expand_setmem): Likewise.
6209 2007-02-25 Nick Clifton <nickc@redhat.com>
6211 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6212 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6214 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6217 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6218 count argument with 0x10, not with 0x16.
6219 (expand_setmem_epilogue): Ditto.
6221 2007-02-24 Mike Stump <mrs@apple.com>
6223 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6226 2007-02-24 Richard Guenther <rguenther@suse.de>
6229 * fold-const.c (fold_binary): Fold x +- CST op x for
6230 EQ_EXPR and NE_EXPR.
6232 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6234 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6236 2007-02-24 Jan Hubicka <jh@suse.cz>
6238 * cgraphunit.c (decide_is_function_needed): Honor
6239 -fkeep-inline-functions.
6241 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6243 * builtins.c (fold_builtin_modf): New.
6244 (fold_builtin_2): Use it.
6246 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6248 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6249 (determine_max_iter): Take additional LOOP arg; all callers changed.
6250 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6251 one using simplifications.
6252 (simplify_using_initial_values): Return if the expression becomes
6253 invalid due to altered regs.
6255 2007-02-23 DJ Delorie <dj@redhat.com>
6257 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6259 2007-02-23 Mike Stump <mrs@apple.com>
6261 * tlink.c (scan_linker_output): Parse linker messages from
6262 darwin9's linker better.
6264 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6267 * varpool.c (varpool_assemble_pending_decls): Set
6268 varpool_last_needed_node to null.
6270 2007-02-23 DJ Delorie <dj@redhat.com>
6272 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6273 alignment bigger than the object file can handle.
6275 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6278 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6279 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6280 (*movsf_1): Penalize MMX moves.
6282 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6284 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6285 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6287 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6289 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6291 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6292 (fold_builtin_1): Use them.
6293 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6294 BUILT_IN_SIGNIFICAND.
6296 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6298 * config/i386/i386.c (bdesc_1arg): Initialize
6299 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6300 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6301 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6302 and IX86_BUILTIN_MOVSLDUP.
6304 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6306 PR rtl-optimization/30841
6307 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6309 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6311 * builtins.c (fold_builtin_frexp): New.
6312 (fold_builtin_2): Use it.
6314 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6316 * doc/invoke.texi (Spec Files): Document getenv spec function.
6318 * gcc.c (getenv_spec_function): New function.
6319 (static_spec_functions): Add it.
6320 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6321 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6324 2007-02-22 Michael Matz <matz@suse.de
6327 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6328 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6330 2007-02-22 Ian Lance Taylor <iant@google.com>
6333 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6334 (mem_loc_descriptor): Call it.
6336 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6337 Ira Rosen <irar@il.ibm.com>
6339 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6341 2007-02-22 Ira Rosen <irar@il.ibm.com>
6343 PR tree-optimization/30843
6344 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6345 stores only after all the group is vectorized.
6347 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6349 PR tree-optimization/30858
6350 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6351 in the reduction cycle have a single use in the loop.
6352 * tree-vectorizer.h (relevant): Add documentation.
6354 2007-02-20 Mike Stump <mrs@apple.com>
6356 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6357 * configure: Regenerate.
6359 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6361 Change the defaults of some parameters and options.
6362 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6363 * config/spu/spu.c (spu_optimization_options): Add.
6364 (spu_override_options): Change params in spu_optimization_options.
6365 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6367 Register 127 is only 16 byte aligned when used as a frame pointer.
6368 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6369 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6370 HARD_FRAME_POINTER_REGNUM.
6371 (spu_legitimate_address): Use regno_aligned_for_reload.
6372 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6373 aligned when frame_pointer_needed is true.
6374 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6376 * config/spu/spu.h (INIT_EXPANDERS): Define.
6378 Make sure shift and rotate instructions have valid immediate operands.
6379 * config/spu/predicates.md (spu_shift_operand): Remove.
6380 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6381 * config/spu/constraints.md (W, O): Extend range.
6382 * config/spu/spu.md (umask, nmask): Define.
6383 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6384 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6385 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6386 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6387 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6388 (lshr<mode>3_reg): Fix rtl description.
6390 Make sure mulhisi immediate operands are valid.
6391 * config/spu/predicates.md (imm_K_operand): Add.
6392 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6394 Generate constants using fsmbi and andi.
6395 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6396 (print_operand, spu_split_immediate, classify_immediate,
6397 fsmbi_const_p): Handle IC_FSMBI2.
6399 Correctly handle a CONST_VECTOR containing symbols.
6400 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6401 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6402 (immediate_load_p): Allow symbols that use 2 instructions to create.
6403 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6404 with symbols when flag_pic is set.
6405 (const_vector_immediate_p): New.
6406 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6407 accept a CONST_VECTOR with symbols.
6408 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6409 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6411 * config/spu/spu.md (high, low): Delete.
6412 (low_<mode>): Define.
6414 Remove INTRmode and INTR_REGNUM, which didn't work.
6415 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6417 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6418 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6419 peephole2 pattern): Don't use INTR or 131.
6420 (movintrcc): Delete.
6421 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6422 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6423 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6424 (UNSPEC_SET_INTR): Add.
6425 * config/spu/spu-modes.def (INTR): Remove.
6427 More accurate warnings about run-time relocations.
6428 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6430 Correctly warn about immediate arguments to specific intrinsics.
6431 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6432 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6433 the instruction predicate.
6435 Fix tree check errors with latest update.
6436 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6438 (spu_expand_builtin): Use CALL_EXPR_FN.
6440 Add missing specific intrinsics.
6441 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6443 * config/spu/spu_internals.h: Ditto.
6445 Fix incorrect operand modifiers.
6446 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6447 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6449 Optimize one case of zero_extend of a vec_select.
6450 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6452 Accept any immediate for hbr.
6453 * config/spu/spu.md (hbr): Change s constraints to i.
6455 2007-02-21 Paul Brook <paul@codesourcery.com>
6457 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6458 condexec_count when skipping USE and CLOBBER.
6460 2007-02-21 Nick Clifton <nickc@redhat.com>
6462 * common.opt (Warray-bounds): Add Warning attribute.
6463 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6465 (fsized-zeroes): Add Optimization attribute.
6466 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6467 * c.opt (Wc++0x-compat): Add Warning attribute.
6469 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6472 * reload1.c (eliminate_regs_in_insn): In the single_set special
6473 case, attempt to re-recognize the insn before falling back to
6474 having reload fix it up.
6476 2007-02-20 Eric Christopher <echristo@gmail.com>
6478 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6479 Rewrite accordingly.
6480 (frv_read_iacc_argument): Ditto.
6481 (frv_expand_set_builtin): Take a call instead of arglist, update for
6483 (frv_expand_unop_builtin): Ditto.
6484 (frv_expand_binop_builtin): Ditto.
6485 (frv_expand_cut_builtin): Ditto.
6486 (frv_expand_binopimm_builtin): Ditto.
6487 (frv_expand_voidbinop_builtin): Ditto.
6488 (frv_expand_int_void2arg): Ditto.
6489 (frv_expand_prefetches): Ditto.
6490 (frv_expand_voidtriop_builtin): Ditto.
6491 (frv_expand_voidaccop_builtin): Ditto.
6492 (frv_expand_load_builtin): Ditto.
6493 (frv_expand_store_builtin): Ditto.
6494 (frv_expand_mdpackh_builtin): Ditto.
6495 (frv_expand_mclracc_builtin): Ditto.
6496 (frv_expand_mrdacc_builtin): Ditto.
6497 (frv_expand_mwtacc_builtin): Ditto.
6498 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6501 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6503 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6504 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6506 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6508 * configure: Regenerate.
6509 * config.in: Regenerate.
6510 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6511 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6512 masks to power6 and power6x and to POWERPC_MASKS.
6513 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6515 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6516 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6517 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6518 Access PROTOTYPE as variable, not mask.
6520 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6522 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6523 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6524 * combine.c (adjust_for_new_dest): Use it.
6525 * postreload.c (reload_combine): Likewise.
6527 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6529 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6530 notes on an insn with multiple sets, even if single_set returns
6531 non-NULL for that insn.
6533 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6535 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6538 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6540 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6541 if user didn't pass it.
6542 * config/i386/darwin.h (CC1_SPEC): Likewise.
6543 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6544 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6545 -mmacosx-version-min.
6547 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 Uros Bizjak <ubizjak@gmail.com>
6550 * optabs.h (enum optab_index): Add new OTI_scalb.
6551 (scalb_optab): Define corresponding macro.
6552 * optabs.c (init_optabs): Initialize scalb_optab.
6553 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6555 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6556 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6557 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6558 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6559 flag_unsafe_math_optimizations is set.
6561 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6562 to implement scalbf, scalb and scalbl built-ins as inline x87
6565 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6566 DJ Delorie <dj@redhat.com>
6569 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6570 (diagnostic_report_diagnostic): ... here, and turn them into real
6571 errors. If warnings are inhibited, no need to do anything.
6573 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6576 better code generation.
6578 2007-02-20 Ben Elliston <bje@au.ibm.com>
6580 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6582 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6584 * config/alpha/alpha.c, config/alpha/alpha.md,
6585 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6586 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6587 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6588 config/arm/lib1funcs.asm: Follow spelling conventions.
6590 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6591 config/fr30/fr30.md, config/i386/i386.h,
6592 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6593 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6594 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6595 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6596 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6597 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6598 config/sparc/sparc.c, config/sparc/sparc.h,
6599 config/sparc/sparc.md, config/spu/constraints.md,
6600 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6603 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6606 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6609 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6611 * doc/invoke.texi (-ftree-lrs): Remove.
6613 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6615 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6618 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6620 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6621 new CALL_EXPR_FN macro for retrieving the function
6622 declaration of the input expression.
6624 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6626 * c.opt (Waddress): New.
6627 * common.opt (Walways-true): Delete.
6628 (Wstring-literal-comparison): Delete.
6629 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6630 -Wstring-literal-comparison. Add -Waddress.
6632 (Walways-true): Delete.
6633 (Wstring-literal-comparison): Delete.
6634 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6635 consistently instead of -Walways-true in example.
6636 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6637 * c-typeck.c (parser_build_binary_op): Replace
6638 -Wstring-literal-comparison and -Walways-true with -Waddress.
6639 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6642 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6644 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6645 without DECL_STRUCT_FUNCTION initialized.
6647 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6649 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6650 due to calls to functions taking pointers as parameters.
6652 2007-02-19 Richard Henderson <rth@redhat.com>
6655 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6658 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6660 * config/s390/s390.c (s390_call_saved_register_used,
6661 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6662 accessed to the new scheme.
6664 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6666 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6667 (cris_print_index, cris_print_operand, cris_print_operand_address)
6668 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6669 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6670 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6672 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6673 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6674 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6675 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6676 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6677 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6678 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6679 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6680 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6681 (uminsi3, call, call_value): Ditto.
6682 (define_split: indir_to_reg_split, unnamed): Ditto.
6684 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6686 PR tree-optimization/30975
6687 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6690 2007-02-18 Eric Christopher <echristo@gmail.com>
6692 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6693 Remove use of arglist.
6694 (mips_expand_builtin): Remove use of arglist, pass in expr.
6695 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6696 (mips_expand_builtin_movtf): Ditto.
6697 (mips_expand_builtin_compare): Ditto.
6699 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6701 * tree-sra.c (sra_build_assignment): Replace assertion
6702 checking with a comment explaining why it can't be done.
6704 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6707 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6708 during CALL_EXPR representation conversion.
6709 * tree-ssa-propagate.c (set_rhs): Likewise.
6711 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6713 * tree-sra.c (sra_build_assignment): Disable assertion checking
6716 2007-02-18 Roger Sayle <roger@eyesopen.com>
6718 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6719 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6720 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6722 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6723 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6724 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6725 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6726 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6727 force_gimple_operand): Likewise.
6728 * ipa-cp.c (constant_val_insert): Likewise.
6729 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6730 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6731 perfect_nestify): Likewise.
6732 * langhooks.c (lhd_omp_assignment): Likewise.
6733 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6734 lower_copyprivate_clauses, lower_send_clauses,
6735 lower_send_shared_vars, expand_parallel_call,
6736 expand_omp_for_generic, expand_omp_for_static_nochunk,
6737 expand_omp_for_static_chunk, expand_omp_sections,
6738 lower_omp_single_copy, lower_omp_for_lastprivate,
6739 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6740 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6741 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6744 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6746 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6747 config/sh/sh.md: Follow spelling conventions.
6749 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6750 config/frv/predicates.md: Follow spelling conventions.
6752 * config/m68k/linux-unwind.h: Fix a comment typo.
6753 * target.h: Follow spelling conventions.
6755 2007-02-18 Roger Sayle <roger@eyesopen.com>
6757 PR rtl-optimization/28173
6758 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6759 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6760 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6761 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6762 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6764 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6766 * builtins.c (fold_builtin_load_exponent): New.
6767 (fold_builtin_2): Use it.
6769 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6771 PR rtl-optimization/30773
6772 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6773 if we fail to attach a REG_EQUIV note.
6775 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6776 Roger Sayle <roger@eyesopen.com>
6778 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6780 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6782 * calls.c (initialize_argument_information): Pass original EXP
6783 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6784 code to split complex arguments here, as part of initializing the
6786 (expand_call): Remove code that builds a list of arguments and
6787 inserts implicit arguments into it. Instead, just count how many
6788 implicit arguments there will be so we can determine the size of
6789 the ARGS array, and let initialize_argument_information do the work.
6790 (split_complex_values): Delete unused function.
6792 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6794 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6796 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6798 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6799 for arg pointer based indexed addressing.
6801 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6803 * config/ia64/ia64.h, config/ia64/ia64.md,
6804 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6805 spelling conventions.
6807 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6809 * config/m68k/m68k.c (split_di): New.
6810 * config/m68k/m68k-protos.h: Declare split_di.
6811 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6812 Improve predicate handling and split constant shifts.
6814 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6816 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6817 parameter for register bitfield operations, general predicates
6820 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6822 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6823 * config/m68k/linux-unwind.h: New file.
6825 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6827 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6828 config/i386/athlon.md, config/ia64/ia64.md,
6829 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6830 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6831 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6832 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6833 tree-vect-transform.c: Fix comment typos.
6835 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6837 * sched-deps.c (find_insn_list): Remove.
6838 * sched-int.h: Remove the prototype for find_insn_list.
6840 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6842 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6844 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6845 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6846 darwin_rs6000_override_options.
6847 (C_COMMON_OVERRIDE_OPTIONS): Expect
6848 darwin_macosx_version_min to be non-NULL always.
6849 (TARGET_C99_FUNCTIONS): Likewise.
6850 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6851 (DARWIN_MINVERSION_SPEC): New.
6852 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6853 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6855 (DARWIN_MINVERSION_SPEC): New.
6856 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6858 * config/darwin-c.c (darwin_cpp_builtins): Expect
6859 darwin_macosx_version_min to be non-NULL always.
6861 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6863 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6865 * config/i386/i386.h (x86_use_xchgb): New.
6866 (TARGET_USE_XCHGB): New macro.
6867 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6868 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6869 Split after reload into bswaphi for shifts of 8.
6870 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6871 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6872 or when optimizing for size.
6874 2007-02-16 Richard Guenther <rguenther@suse.de>
6875 Christian Bruel <christian.bruel@st.com>
6877 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6878 DECLs but prefer SSA_NAMEs over DECLs.
6880 2007-02-16 Richard Guenther <rguenther@suse.de>
6882 * tree-flow-inline.h (single_imm_use_p): Remove.
6883 (zero_imm_uses_p): Likewise.
6884 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6885 instead of single_imm_use_p.
6886 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6889 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6892 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6893 nested double- and backquotes.
6895 2007-02-15 Roger Sayle <roger@eyesopen.com>
6898 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6899 should be unreachable.
6900 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6901 For the time being redirect GIMPLE_MODIFY_STMT to the new
6902 (renamed) build_gimple_modify_stmt_stat.
6903 (build2_gimple_stat): Rename to...
6904 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6905 Always build a GIMPLE_MODIFY_STMT node.
6906 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6907 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6910 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6911 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6912 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6913 expand_complex_div_wide): Likewise.
6914 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6915 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6916 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6917 * tree-ssa-loop-manip.c (create_iv): Likewise.
6918 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6919 abs_replacement): Likewise.
6920 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6921 realify_fake_stores): Likewise.
6923 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6924 node rather than a GIMPLE_MODIFY_STMT node.
6925 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6926 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6928 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6929 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6932 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 * fold-const.c (fold_comparison): Add back the
6936 folding of constant complex comparisions.
6938 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6941 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6942 effects unknown to this function, return early.
6944 2007-02-15 Ian Lance Taylor <iant@google.com>
6946 * lower-subreg.c (move_eh_region_note): New static function.
6947 (resolve_simple_move): Call it.
6948 (decompose_multiword_subregs): Track blocks for which we resolve a
6949 simple move which is also a control flow insn. Pass them to
6950 find_many_sub_basic_blocks.
6951 (pass_lower_subreg): Add TODO_verify_flow.
6952 (pass_lower_subreg2): Likewise.
6954 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6955 Brooks Moses <brooks.moses@codesourcery.com>
6956 Lee Millward <lee.millward@codesourcery.com>
6958 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6959 (VL_EXP_CLASS_P): New.
6960 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6962 (TREE_OPERAND_CHECK_CODE): Likewise.
6963 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6964 (TREE_RTL_OPERAND_CHECK): Likewise.
6965 (tree_operand_check_failed): Make second parameter the whole tree
6966 instead of its code. Fixed callers.
6967 (VL_EXP_CHECK): New.
6968 (TREE_OPERAND_LENGTH): New.
6969 (VL_EXP_OPERAND_LENGTH): New.
6970 (CALL_EXPR_FN): New.
6971 (CALL_EXPR_STATIC_CHAIN): New.
6972 (CALL_EXPR_ARGS): New.
6973 (CALL_EXPR_ARG): New.
6974 (call_expr_nargs): New.
6975 (CALL_EXPR_ARGP): New.
6976 (build_nt_call_list): Declare.
6977 (build_vl_exp_stat): Declare.
6978 (build_vl_exp): New.
6979 (build_call_list): Declare.
6980 (build_call_nary): Declare.
6981 (build_call_valist): Declare.
6982 (build_call_array): Declare.
6983 (call_expr_arg): Declare.
6984 (call_expr_argp): Declare.
6985 (call_expr_arglist): Declare.
6986 (fold_build_call_list): Declare.
6987 (fold_build_call_list_initializer): Declare.
6988 (fold_call_expr): Declare to replace fold_builtin.
6989 (fold_builtin_fputs): Update to agree with modified definition.
6990 (fold_builtin_strcpy): Likewise.
6991 (fold_builtin_strncpy): Likewise.
6992 (fold_builtin_memory_chk): Likewise.
6993 (fold_builtin_stxcpy_chk): Likewise.
6994 (fold_builtin_strncpy_chk): Likewise.
6995 (fold_builtin_next_arg): Likewise.
6996 (fold_build_call_expr): Declare.
6997 (fold_builtin_call_list): Declare.
6998 (fold_builtin_call_valist): Declare.
6999 (build_call_expr): Declare.
7000 (validate_arglist): Update to agree with modified definition.
7001 (tree_operand_length): New.
7002 (call_expr_arg_iterator): New.
7003 (init_call_expr_arg_iterator): New.
7004 (next_call_expr_arg): New.
7005 (first_call_expr_arg): New.
7006 (more_call_expr_args_p): New.
7007 (FOR_EACH_CALL_EXPR_ARG): New.
7009 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7010 and tcc_gimple_stmt.
7011 (tree_code_size): Update documentation. Use sizeof (tree) rather
7012 than sizeof (char *).
7013 (tree_size): Likewise. Add case for tcc_vl_exp.
7014 (tree_node_structure): Add case for tcc_vl_exp.
7015 (contains_placeholder_p): Likewise.
7016 (substitute_in_expr): Likewise.
7017 (substitute_placeholder_in_expr): Likewise.
7018 (stabilize_reference_1): Likewise.
7019 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7020 to diagnose breakage of this interface for constructing CALL_EXPRs.
7021 (build_nt): Add similar assertion here.
7022 (build_nt_call_list): New.
7023 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7024 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7026 (get_callee_fndecl): Use new CALL_EXPR accessors.
7027 (tree_operand_check_failed): Change parameters to pass entire node
7028 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7029 (process_call_operands): New.
7030 (build_vl_exp_stat): New.
7031 (build_call_list): New.
7032 (build_call_nary): New.
7033 (build_call_valist): New.
7034 (build_call_array): New.
7035 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7036 (call_expr_arglist): New.
7038 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7039 tcc_vl_exp instead of a fixed-size tcc_expression.
7041 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7042 accessors for CALL_EXPRs.
7043 (AGGR_INIT_EXPR): Likewise.
7045 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7046 Brooks Moses <brooks.moses@codesourcery.com>
7047 Lee Millward <lee.millward@codesourcery.com>
7049 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7050 (expand_builtin_nonlocal_goto): Change parameter to be entire
7051 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7052 (expand_builtin_prefetch): Likewise.
7053 (expand_builtin_classify_type): Likewise.
7054 (mathfn_built_in): Return NULL_TREE instead of 0.
7055 (expand_errno_check): Use new CALL_EXPR accessors.
7056 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7057 Return NULL_RTX instead of 0.
7058 (expand_builtin_mathfn_2): Likewise.
7059 (expand_builtin_mathfn_3): Likewise.
7060 (expand_builtin_interclass_mathfn): Likewise.
7061 (expand_builtin_sincos): Likewise.
7062 (expand_builtin_cexpi): Likewise.
7063 (expand_builtin_int_roundingfn): Likewise.
7064 (expand_builtin_int_roundingfn_2): Likewise.
7065 (expand_builtin_pow): Likewise.
7066 (expand_builtin_powi): Likewise.
7067 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7068 of arglist, fixing callers appropriately. Use new CALL_EXPR
7069 accessors and constructors. Return NULL_RTX instead of 0.
7070 (expand_builtin_strstr): Likewise.
7071 (expand_builtin_strchr): Likewise.
7072 (expand_builtin_strrchr): Likewise.
7073 (expand_builtin_strpbrk): Likewise.
7074 (expand_builtin_memcpy): Likewise.
7075 (expand_builtin_mempcpy): Likewise.
7076 (expand_builtin_mempcpy_args): New.
7077 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7078 (expand_builtin_memmove_args): New.
7079 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7080 (expand_movstr): Likewise.
7081 (expand_builtin_strcpy): Likewise.
7082 (expand_builtin_strcpy_args): New.
7083 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7084 (expand_builtin_strncpy): Likewise.
7085 (expand_builtin_memset): Likewise.
7086 (expand_builtin_memset_args): New.
7087 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7088 (expand_builtin_memcmp): Likewise.
7089 (expand_builtin_strcmp): Likewise.
7090 (expand_builtin_strncmp): Likewise.
7091 (expand_builtin_strcat): Likewise.
7092 (expand_builtin_strncat): Likewise.
7093 (expand_builtin_strspn): Likewise.
7094 (expand_builtin_strcspn): Likewise.
7095 (expand_builtin_args_info): Likewise.
7096 (expand_builtin_va_start): Likewise.
7097 (gimplify_va_arg_expr): Likewise.
7098 (expand_builtin_va_end): Likewise.
7099 (expand_builtin_va_copy): Likewise.
7100 (expand_builtin_frame_address): Likewise.
7101 (expand_builtin_alloca): Likewise.
7102 (expand_builtin_bswap): Likewise.
7103 (expand_builtin_unop): Likewise.
7104 (expand_builtin_fputs): Likewise.
7105 (expand_builtin_expect): Likewise.
7106 (expand_builtin_fabs): Likewise.
7107 (expand_builtin_copysign): Likewise.
7108 (expand_builtin_printf): Likewise.
7109 (expand_builtin_fprintf): Likewise.
7110 (expand_builtin_sprintf): Likewise.
7111 (expand_builtin_init_trampoline): Likewise.
7112 (expand_builtin_signbit): Likewise.
7113 (expand_builtin_fork_or_exec): Likewise.
7114 (expand_builtin_sync_operation): Likewise.
7115 (expand_builtin_compare_and_swap): Likewise.
7116 (expand_builtin_lock_test_and_set): Likewise.
7117 (expand_builtin_lock_release): Likewise.
7118 (expand_builtin): Likewise.
7119 (builtin_mathfn_code): Likewise.
7121 (fold_builtin_constant_p): Pass call arguments individually instead
7122 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7123 accessors and constructors. Return NULL_TREE instead of 0.
7124 (fold_builtin_expect): Likewise.
7125 (fold_builtin_classify_type): Likewise.
7126 (fold_builtin_strlen): Likewise.
7127 (fold_builtin_nan): Likewise.
7128 (integer_valued_real_p): Likewise.
7129 (fold_trunc_transparent_mathfn): Likewise.
7130 (fold_fixed_mathfn): Likewise.
7131 (fold_builtin_cabs): Likewise.
7132 (fold_builtin_sqrt): Likewise.
7133 (fold_builtin_cbrt): Likewise.
7134 (fold_builtin_cos): Likewise.
7135 (fold_builtin_cosh): Likewise.
7136 (fold_builtin_tan): Likewise.
7137 (fold_builtin_sincos): Likewise.
7138 (fold_builtin_cexp): Likewise.
7139 (fold_builtin_trunc): Likewise.
7140 (fold_builtin_floor): Likewise.
7141 (fold_builtin_ceil): Likewise.
7142 (fold_builtin_round): Likewise.
7143 (fold_builtin_int_roundingfn): Likewise.
7144 (fold_builtin_bitop): Likewise.
7145 (fold_builtin_bswap): Likewise.
7146 (fold_builtin_logarithm): Likewise.
7147 (fold_builtin_hypot): Likewise.
7148 (fold_builtin_pow): Likewise.
7149 (fold_builtin_powi): Likewise.
7150 (fold_builtin_exponent): Likewise.
7151 (fold_builtin_memset): Likewise.
7152 (fold_builtin_bzero): Likewise.
7153 (fold_builtin_memory_op): Likewise.
7154 (fold_builtin_bcopy): Deleted; call site changed to invoke
7155 fold_builtin_memory_op directly.
7156 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7157 (fold_builtin_strncpy): Likewise.
7158 (fold_builtin_memcmp): Likewise.
7159 (fold_builtin_strcmp): Likewise.
7160 (fold_builtin_strncmp): Likewise.
7161 (fold_builtin_signbit): Likewise.
7162 (fold_builtin_copysign): Likewise.
7163 (fold_builtin_isascii): Likewise.
7164 (fold_builtin_toascii): Likewise.
7165 (fold_builtin_isdigit): Likewise.
7166 (fold_builtin_fabs): Likewise.
7167 (fold_builtin_abs): Likewise.
7168 (fold_builtin_fmin_fmax): Likewise.
7169 (fold_builtin_carg): Likewise.
7170 (fold_builtin_classify): Likewise.
7171 (fold_builtin_unordered_cmp): Likewise.
7173 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7174 New functions split out from fold_builtin_1.
7175 (fold_builtin_n): New.
7176 (fold_builtin_varargs): New.
7177 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7179 (fold_call_expr): New.
7180 (build_function_call_expr): Rewrite to use new helper function.
7181 (fold_builtin_call_list): New.
7182 (build_call_expr): New.
7183 (fold_builtin_call_valist): New.
7184 (rewrite_call_expr): New.
7185 (validate_arg): New.
7186 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7187 of an arglist. Change return type to bool. Use new CALL_EXPR
7190 (fold_builtin_strstr): Pass call arguments individually instead
7191 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7192 accessors and constructors. Return NULL_TREE instead of 0.
7193 (fold_builtin_strchr): Likewise.
7194 (fold_builtin_strrchr): Likewise.
7195 (fold_builtin_strpbrk): Likewise.
7196 (fold_builtin_strcat): Likewise.
7197 (fold_builtin_strncat): Likewise.
7198 (fold_builtin_strspn): Likewise.
7199 (fold_builtin_strcspn): Likewise.
7200 (fold_builtin_fputs): Likewise.
7201 (fold_builtin_next_arg): Likewise.
7202 (fold_builtin_sprintf): Likewise.
7204 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7205 NULL_RTX instead of 0.
7206 (expand_builtin_memory_chk): Likewise.
7207 (maybe_emit_chk_warning): Likewise.
7208 (maybe_emit_sprintf_chk_warning): Likewise.
7210 (fold_builtin_object_size): Pass call arguments individually instead
7211 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7212 accessors and constructors. Return NULL_TREE instead of 0.
7213 (fold_builtin_memory_chk): Likewise.
7214 (fold_builtin_stxcpy_chk): Likewise.
7215 (fold_builtin_strncpy_chk): Likewise.
7216 (fold_builtin_strcat_chk): Likewise.
7217 (fold_builtin_strcat_chk): Likewise.
7218 (fold_builtin_strncat_chk): Likewise.
7219 (fold_builtin_sprintf_chk): Likewise.
7220 (fold_builtin_snprintf_chk): Likewise.
7221 (fold_builtin_printf): Likewise.
7222 (fold_builtin_vprintf): Likewise.
7224 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7226 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7227 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7228 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7229 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7230 (fold_unary): Likewise.
7231 (fold_binary): Likewise.
7232 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7233 ternary expressions.
7234 (fold): Add logic for tcc_vl_exp.
7235 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7236 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7237 (fold_build3_stat): Add assertion to flag broken interface for
7238 constructing CALL_EXPRs.
7239 (fold_build_call_list): New.
7240 (fold_build_call_list_initializer): New.
7241 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7243 (fold_strip_sign_ops): Likewise.
7245 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7246 Brooks Moses <brooks.moses@codesourcery.com>
7247 Lee Millward <lee.millward@codesourcery.com>
7249 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7250 accessors and dump arguments explicitly.
7252 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7254 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7256 (print_call_name): Use new CALL_EXPR accessors.
7258 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7259 CALL_EXPR arguments explicitly instead of as a list. Use
7260 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7262 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7263 (vrp_visit_stmt): Likewise.
7265 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7266 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7268 (force_move_till_expr): Likewise.
7270 * targhooks.c (default_external_stack_protect_fail): Use
7271 build_call_expr instead of build_function_call_expr.
7272 (default_hidden_stack_protect_fail): Likewise.
7274 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7277 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7278 and walk arguments explicitly.
7280 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7281 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7282 (expand_simple_operations): Likewise.
7283 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7285 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7286 of TREE_CODE_LENGTH.
7287 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7289 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7290 instead of TREE_CODE_LENGTH.
7292 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7293 (tree_ic_transform): Likewise.
7294 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7295 parameter instead of arglist. Fix callers.
7296 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7297 (tree_stringops_transform): Likewise.
7298 (tree_indirect_call_to_profile): Likewise.
7299 (tree_stringops_values_to_profile): Likewise.
7301 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7302 (eliminate_tail_call): Likewise.
7304 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7306 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7307 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7309 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7311 * omp-low.c (build_omp_barrier): Use build_call_expr.
7312 (lower_rec_input_clauses): Likewise.
7313 (lower_reduction_clauses): Likewise.
7314 (expand_parallel_call): Likewise.
7315 (maybe_catch_exception): Likewise.
7316 (expand_omp_for_generic): Likewise.
7317 (expand_omp_for_static_nochunk): Likewise.
7318 (expand_omp_sections): Likewise.
7319 (lower_omp_single_simple): Likewise.
7320 (lower_omp_single_copy): Likewise.
7321 (lower_omp_master): Likewise.
7322 (lower_omp_ordered): Likewise.
7323 (lower_omp_critical): Likewise.
7325 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7326 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7328 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7329 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7330 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7332 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7333 and generalize to handle any number of operands.
7334 (chrec_contains_undetermined): Likewise.
7335 (tree_contains_chrecs): Likewise.
7336 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7338 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7340 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7341 fold_call_expr instead of fold_builtin.
7342 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7343 match declarations there.
7344 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7347 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7348 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7350 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7351 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7353 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7356 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7357 (execute_cse_sincos): Use new CALL_EXPR accessors.
7359 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7361 * gimple-low.c (lower_function_body): Use build_call_expr.
7362 (lower_builtin_setjmp): Likewise.
7364 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7365 (set_storage_via_libcall): Likewise.
7366 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7367 instead of TREE_CODE_LENGTH.
7368 (expand_expr_real_1): Use new CALL_EXPR accessors.
7370 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7371 generalize to handle any number of operands.
7372 (TB_parent_eq): Likewise.
7374 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7375 (strip_builtin_expect): Likewise.
7377 * function.c (gimplify_parameters): Use build_call_expr.
7379 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7380 instead of TREE_CODE_LENGTH.
7382 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7383 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7385 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7388 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7389 (gimplify_decl_expr): Likewise.
7390 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7391 Use new CALL_EXPR iterators.
7392 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7393 (gimplify_modify_expr_to_memset): Likewise.
7394 (gimplify_variable_sized_compare): Likewise.
7395 (gimplify_omp_atomic_fetch_op): Likewise.
7396 (gimplify_omp_atomic_pipeline): Likewise.
7397 (gimplify_omp_atomic_mutex): Likewise.
7398 (gimplify_function_tree): Likewise.
7400 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7401 (call_expr_flags): Likewise.
7402 (expand_call): Likewise.
7404 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7405 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7408 * coverage.c (create_coverage): Use build_call_expr.
7410 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7411 (temp_call_expr_obstack): New.
7412 (pool_copy_list): Delete.
7413 (temp_copy_call_expr): New.
7414 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7415 CALL_EXPR accessors. Get rid of special goo for copying argument
7416 lists and use temp_copy_call_expr instead.
7417 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7418 CALL_EXPR accessors.
7419 (create_expression_by_pieces): Likewise. Use build_call_array
7420 to construct the result instead of fold_build3.
7421 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7422 dealing with argument lists.
7423 (init_pre): Remove references to expression_node_pool and
7424 list_node_pool. Init temp_call_expr_obstack instead.
7425 (fini_pre): Remove references to expression_node_pool and
7428 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7429 and walk arguments explicitly instead of as a list.
7431 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7432 (mx_register_decls): Likewise.
7433 (mudflap_register_call): Likewise.
7434 (mudflap_finish_file): Likewise.
7436 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7437 (ipa_callsite_compute_param): Likewise.
7439 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7440 accessors and constructor.
7442 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7443 accessors and constructor.
7444 (convert_tramp_reference): Likewise.
7445 (convert_call_expr): Likewise.
7446 (finalize_nesting_tree_1): Likewise.
7448 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7451 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7453 * tree-inline.c (initialize_inlined_parameters): Pass entire
7454 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7456 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7457 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7459 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7460 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7461 (vectorizable_reduction): Likewise.
7462 (vectorizable_call): Use new CALL_EXPR iterators.
7463 (vectorizable_conversion): Use build_call_expr.
7464 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7465 (vect_gen_widened_results_half): Use build_call_expr.
7466 (vect_setup_realignment): Likewise.
7467 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7469 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7470 (pass_through_call): Likewise.
7471 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7474 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7475 (tree_gen_pow2_profiler): Likewise.
7476 (tree_gen_one_value_profiler): Likewise.
7477 (tree_gen_ic_func_profiler): Likewise.
7478 (tree_gen_average_profiler): Likewise.
7479 (tree_gen_ior_profiler): Likewise.
7481 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7482 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7483 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7485 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7486 of TREE_CODE_LENGTH.
7488 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7489 of TREE_CODE_LENGTH.
7491 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7493 (convert_to_integer): Likewise.
7495 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7498 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7499 Brooks Moses <brooks.moses@codesourcery.com>
7500 Lee Millward <lee.millward@codesourcery.com>
7502 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7504 * config/frv/frv.c (frv_expand_builtin): Likewise.
7505 * config/s390/s390.c (s390_expand_builtin): Likewise.
7507 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7508 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7510 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7511 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7512 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7513 (ix86_expand_store_builtin): Likewise.
7514 (ix86_expand_unop_builtin): Likewise.
7515 (ix86_expand_unop1_builtin): Likewise.
7516 (ix86_expand_sse_compare): Likewise.
7517 (ix86_expand_sse_comi): Likewise.
7518 (ix86_expand_vec_init_builtin): Likewise.
7519 (ix86_expand_vec_ext_builtin): Likewise.
7520 (ix86_expand_vec_set_builtin): Likewise.
7521 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7523 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7524 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7526 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7527 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7528 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7530 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7532 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7533 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7534 arglist. Use new CALL_EXPR accessors. Fix callers.
7535 (altivec_expand_abs_builtin): Likewise.
7536 (rs6000_expand_binop_builtin): Likewise.
7537 (altivec_expand_predicate_builtin): Likewise.
7538 (altivec_expand_lv_builtin): Likewise.
7539 (spe_expand_stv_builtin): Likewise.
7540 (altivec_expand_stv_builtin): Likewise.
7541 (rs6000_expand_ternop_builtin): Likewise.
7542 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7543 (altivec_expand_st_builtin): Likewise.
7544 (altivec_expand_dst_builtin): Likewise.
7545 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7546 arglist. Use new CALL_EXPR accessors. Fix callers.
7547 (altivec_expand_vec_set_builtin): Likewise.
7548 (altivec_expand_vec_ext_builtin): Likewise.
7549 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7550 (spe_expand_builtin): Likewise.
7551 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7552 arglist. Use new CALL_EXPR accessors. Fix callers.
7553 (spe_expand_evsel_builtin): Likewise.
7554 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7555 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7557 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7558 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7559 (arm_expand_unop_builtin): Likewise.
7560 (arm_expand_builtin): Use new CALL_EXPR accessors.
7562 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7565 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7566 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7567 (bfin_expand_unop_builtin): Likewise.
7568 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7570 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7571 Brooks Moses <brooks.moses@codesourcery.com>
7572 Lee Millward <lee.millward@codesourcery.com>
7574 * c-semantics.c (build_stmt): Add internal diagnostic check.
7576 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7577 accessors. Print arguments explicitly instead of as a list.
7579 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7581 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7582 (c_finish_omp_flish): Likewise.
7584 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7585 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7586 instead of TREE_CODE_LENGTH.
7587 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7588 (c_warn_unused_result): Likewise.
7590 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7593 * doc/invoke.texi (Warning Options): Remove
7594 -Werror-implicit-function-declaration.
7595 (Wimplicit-function-declaration): Update description.
7596 * opts.c (common_handle_option): Move handling of -Werror=* to...
7597 (enable_warning_as_error): ...here.
7598 * opts.h (enable_warning_as_error): Declare.
7599 * c-decl.c (implicit_decl_warning): Unless
7600 -Wno-implicit-function-declaration is given, emit a pedwarn if
7601 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7602 * c.opt (Wimplicit-function-declaration): Replace
7603 mesg_implicit_function_declaration with
7604 warn_implicit_function_declaration.
7605 * c-opts.c (c_common_handle_option):
7606 -Werror-implicit-function-declaration is exactly equal as
7607 -Werror=implicit-function-declaration.
7608 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7609 warn_implicit_function_declaration.
7610 (c_common_post_options): -Wimplict-function-declaration is enabled
7611 by default by -std=c99, otherwise is disabled by default.
7612 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7614 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7616 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7617 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7618 former is ignored but not the latter.
7620 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7622 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7623 is made and the reference doesn't use the alias set of its type,
7624 do not create the temporary using that type.
7626 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7628 * jump.c: Remove prototypes for delete_computation and
7629 delete_prior_computation.
7631 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7633 * jump.c (get_label_after): Delete.
7634 (get_label_before, delete_computation, delete_jump,
7635 delete_prior_computation, follow_jumps): Move...
7636 * reorg.c (delete_computation, delete_prior_computation): ... here...
7637 (get_label_before, delete_jump): ... making these static ...
7638 (follow_jumps): ... and simplifying this since it only runs after
7640 * rtl.h (get_label_after, get_label_before, delete_jump,
7641 follow_jumps): Delete prototypes.
7643 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7645 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7647 2007-02-15 Nick Clifton <nickc@redhat.com>
7649 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7650 order to prevent it from being munged by the target.
7652 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7654 * config/i386/i386.md: Remove misleading comment.
7656 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7658 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7659 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7662 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7664 * tree-sra.c (instantiate_missing_elements): Canonicalize
7666 (sra_build_assignment): New.
7667 (generate_copy_inout, generate_element_copy,
7668 generate_element_zero, generate_one_element_init): Use it.
7670 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7672 * tree-sra.c (instantiate_missing_elements): Canonicalize
7674 (sra_build_assignment): New.
7675 (generate_copy_inout, generate_element_copy,
7676 generate_element_zero, generate_one_element_init): Use it.
7678 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7680 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7683 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7685 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7686 types as aggregates not scalars.
7687 * function.c (assign_stack_temp_for_type): Likewise.
7689 2007-02-14 Roger Sayle <roger@eyesopen.com>
7690 Zdenek Dvorak <dvorakz@suse.cz>
7692 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7695 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7697 * passes.c (next_pass_1): Clear the next field of the copied
7700 2007-02-14 Richard Henderson <rth@redhat.com>
7702 * tree-sra.c (early_sra): New.
7703 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7704 (tree_sra_early, pass_sra_early): New.
7705 * tree-pass.h (pass_sra_early): Declare.
7706 * passes.c (init_optimization_passes): Use it.
7708 2007-02-14 Richard Guenther <rguenther@suse.de>
7710 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7712 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7714 PR tree-optimization/30771
7715 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7717 (vect_analyze_operations): Induction phis can now be marked as
7719 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7720 Update documentation accordingly.
7722 2007-02-14 Nick Clifton <nickc@redhat.com>
7724 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7725 most 3 arguments are supported.
7726 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7728 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7730 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7731 Ensure dst->current is valid.
7733 2007-02-13 Paul Brook <paul@codesourcery.com>
7735 * config.gcc: Add arm*-*-uclinux-*eabi.
7736 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7737 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7738 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7739 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7740 (LINK_SPEC): Define.
7742 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7744 * config/arm/uclinux-eabi.h: New file.
7745 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7746 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7749 2007-02-13 Ian Lance Taylor <iant@google.com>
7751 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7752 * flags.h (warn_strict_overflow): Declare.
7753 (enum warn_strict_overflow_code): Define.
7754 (issue_strict_overflow_warning): New static inline function.
7755 * opts.c (warn_strict_overflow): New variable.
7756 (common_handle_option): Handle OPT_Wstrict_overflow and
7757 OPT_Wstrict_overflow_.
7758 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7760 * fold-const.c: Include intl.h.
7761 (fold_deferring_overflow_warnings): New static variable.
7762 (fold_deferred_overflow_warning): New static variable.
7763 (fold_deferred_overflow_code): New static variable.
7764 (fold_defer_overflow_warnings): New function.
7765 (fold_undefer_overflow_warnings): New function.
7766 (fold_undefer_and_ignore_overflow_warnings): New function.
7767 (fold_deferring_overflow_warnings_p): New function.
7768 (fold_overflow_warning): New static function.
7769 (make_range): Add strict_overflow_p parameter. Change all
7771 (extract_muldiv, extract_muldiv_1): Likewise.
7772 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7773 tree_expr_nonnegative_p.
7774 (fold_negate_expr): Call fold_overflow_warning.
7775 (fold_range_test): Likewise.
7776 (fold_comparison): Likewise.
7777 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7778 instead of tree_expr_nonnegative_p.
7779 (tree_expr_nonnegative_warnv_p): Rename from
7780 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7781 (tree_expr_nonnegative_p): New function.
7782 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7783 strict_overflow_p parameter.
7784 (tree_expr_nonzero_p): New function.
7785 * passes.c (verify_interpass_invariants): New static function.
7786 (execute_one_pass): Call it.
7787 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7789 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7790 (estimate_numbers_of_iterations): Likewise.
7791 (scev_probably_wraps_p): Likewise.
7792 * tree-ssa-ccp.c: Include "toplev.h".
7793 (evaluate_stmt): Defer fold overflow warnings until we know we are
7795 (struct fold_stmt_r_data): Add stmt field.
7796 (fold_stmt_r): Defer fold overflow warnings until we know we
7798 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7799 (fold_stmt_inplace): Likewise.
7800 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7801 (cleanup_control_expr_graph): Defer fold overflow warnings until
7802 we know we are going to optimize.
7803 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7804 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7806 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7807 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7808 * tree-ssa-loop-manip.c (create_iv): Likewise.
7809 * c-typeck.c (build_conditional_expr): Likewise.
7810 (build_binary_op): Likewise.
7811 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7812 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7813 (extract_range_from_unary_expr): Likewise.
7814 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7815 assuming that signed overflow does not occur.
7816 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7817 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7818 (fold_defer_overflow_warnings): Declare.
7819 (fold_undefer_overflow_warnings): Declare.
7820 (fold_undefer_and_ignore_overflow_warnings): Declare.
7821 (fold_deferring_overflow_warnings_p): Declare.
7822 (tree_expr_nonzero_warnv_p): Declare.
7823 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7825 (Warning Options): Document -Wstrict-overflow.
7826 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7827 (tree-ssa-ccp.o): Likewise.
7828 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7829 (fold-const.o): Depend on intl.h.
7831 2007-02-13 Ian Lance Taylor <iant@google.com>
7834 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7837 2007-02-13 Stuart Hastings <stuart@apple.com>
7839 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7841 2007-02-13 Richard Henderson <rth@redhat.com>
7843 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7844 handled_component_p before looking for the indirect_ref.
7846 2007-02-13 Richard Henderson <rth@redhat.com>
7848 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7849 remove flags clobber.
7850 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7851 (bswaphi_lowpart): New.
7852 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7853 remove TARGET_BSWAP test. Delete expander of the same name.
7855 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7856 (expand_unop): Use them.
7858 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7860 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7861 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7862 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7863 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7864 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7865 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7866 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7867 assembler dialect choice from asm templates.
7869 2007-02-12 Richard Henderson <rth@redhat.com>
7871 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7872 (fixuns_trunc<SSEMODEF>si2): Use it.
7873 * config/i386/sse.md (vec_setv4sf_0): Export.
7874 * config/i386/i386.c (ix86_build_const_vector): Export.
7875 (ix86_split_convert_uns_si_sse): Rename from
7876 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7877 * config/i386/i386-protos.h: Update.
7879 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7882 * c-typeck.c (c_finish_return): Improve warning message.
7884 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7886 * alias.c (find_symbolic_term): Delete unused function.
7888 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7890 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7891 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7892 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7894 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7896 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7897 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7898 the function, temporarily point the debug interface to the null one.
7900 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7902 * dwarf2out.c (round_up_to_align): New static function.
7903 (field_byte_offset): Use it to round the offset.
7905 2007-02-12 Richard Henderson <rth@redhat.com>
7907 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7908 (inswl_const): Export.
7910 2007-02-12 Richard Henderson <rth@redhat.com>
7912 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7913 result mode of the libcall, convert back to outmode.
7915 2007-02-12 Roger Sayle <roger@eyesopen.com>
7917 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7918 (bswapdi2): New define_expand to implement 32-bit implementation.
7920 2007-02-12 Nick Clifton <nickc@redhat.com>
7922 * doc/invoke.texi (Overall Options): Document --help=.
7923 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7924 (cc1_options): Pass --help= on to cc1.
7925 (display_help): Add description of --help=.
7926 (process_command): Add code to handle --help=. Allow translated
7927 --help and --target-help switches to be passed on to compiler
7929 (main): Remove unused if statement.
7930 * opts.c (columns): Remove.
7931 (LEFT_COLUMN): Define.
7932 (wrap_help): Add columns argument.
7933 (print_filtered_help): Change parameters to be an include bitmask,
7934 an exclude bitmask, an any bitmask and the column width. Move the
7935 code to display the params list here. Add code to display the
7936 status of options rather than their descriptions if the quiet flag
7938 (print_specific_help): Change parameters to be an include bitmask,
7939 an exclude bitmask and an any bitmask. Move code to look up the
7940 column width here. Decide upon the title for an options listing.
7941 (common_handle_options): Add code to handle --help=. Adapt code
7942 for --help and --target-help to use the revised form of the
7943 print_specific_help function.
7944 (print_help): Delete.
7945 (print_param_help): Delete.
7946 (print_switch): Delete.
7947 * opts.h (cl_lang_count): Add prototype.
7948 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7949 CL_MAX_OPTION_CLASS): New defines.
7950 * optc-gen.awk: Add construction of cl_lang_count.
7951 * c.opt: Add Warning attribute to warning options and Optimization
7952 attribute to optimization options.
7953 * common.opt: Likewise.
7955 Add -fhelp and -ftarget-help as aliases for the transformed --help
7956 and --target-help options.
7957 * opt-functions.awk: Add code to handle Warning and Optimization
7960 2007-02-12 Richard Henderson <rth@redhat.com>
7962 * config/alpha/constraints.md: New file.
7963 * config/alpha/alpha.c: Include tm-constrs.h.
7964 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7965 alpha_extra_constraint): Remove.
7966 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7967 * config/alpha/alpha-protos.h: Update.
7968 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7969 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7970 (EXTRA_CONSTRAINT): Remove.
7971 * config/alpha/alpha.md: Include constraints.md.
7972 (adddi splitter): Use satisfies_constraint_*.
7973 * config/alpha/predicates.md (add_operand): Likewise.
7974 (sext_add_operand, addition_operation): Likewise.
7976 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7978 PR tree-optimization/29145
7979 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7980 in our handling of restrict qualified pointers.
7982 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7985 * doc/invoke.texi (Wunused-value): Update description.
7986 (Wextra): Delete item.
7987 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7988 value of Wunused-value.
7989 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7990 (c_finish_stmt_expr): Don't check extra_warnings.
7991 (emit_side_effect_warnings): The caller is responsible to check
7994 2007-02-11 Roger Sayle <roger@eyesopen.com>
7995 Matt Thomas <matt@3am-software.com>
7997 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7999 2007-02-11 Roger Sayle <roger@eyesopen.com>
8001 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8002 comparisons of POPCOUNT against zero.
8003 (simplify_const_relational_operation): Likewise.
8005 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8007 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8009 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8011 * dwarf2out.c (root_type): Delete unused function.
8013 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8015 * genattrtab.c (contained_in_p): Delete unused function.
8016 (write_expr_attr_cache): Likewise.
8018 2007-02-11 Jan Hubicka <jh@suse.cz>
8020 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8023 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8025 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8026 to add the REG_EQ* note.
8027 * see.c (see_merge_one_use_extension): Likewise.
8028 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8029 turn REG_EQUAL notes into REG_EQUIV notes if the target
8030 register may have more than one set.
8031 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8032 * gcse.c (try_replace_reg): Likewise.
8033 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8034 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8035 more than one REG_EQUIV note.
8036 * reload1.c (gen_reload): Use set_unique_reg_note.
8038 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8040 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8041 (ix86_builtin_conversion): New function.
8043 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8046 * tree.h (DECL_REPLACEABLE_P): New macro.
8047 * except.c (set_nothrow_function_flags): Likewise.
8049 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8050 Ira Rosen <irar@il.ibm.com>
8051 Dorit Nuzman <dorit@il.ibm.com>
8053 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8054 * targhooks.c (default_builtin_vectorized_conversion): New.
8055 * targhooks.h (default_builtin_vectorized_function): New declaration.
8056 * target.h (struct vectorize): Add builtin_conversion field.
8057 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8058 stmt_vec_info_type value.
8059 (vectorizable_conversion): New declaration.
8060 * tree-vect-analyze.c (vect_analyze_operations): Add
8061 vectorizable_conversion call.
8062 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8063 * tree-vect-transform.c (vectorizable_conversion): New function.
8064 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8065 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8067 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8068 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8069 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8070 or ALTIVEC_BUILTIN_VCFSX.
8072 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8075 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8076 CONST_DOUBLE and operand 0 is a hard register.
8077 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8078 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8079 is a hard floating-point register.
8081 2007-02-10 Richard Henderson <rth@redhat.com>
8082 Jakub Jelinek <jakub@redhat.com>
8083 Alexandre Oliva <aoliva@redhat.com>
8085 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8086 * builtin-types.def (BT_WORD): Make unsigned.
8087 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8088 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8089 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8090 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8091 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8092 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8094 * expr.c (emutls_var_address): New.
8095 (expand_expr_real_1): Expand emulated tls.
8096 (expand_expr_addr_expr_1): Likewise.
8097 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8098 * output.h (emutls_finish): Declare.
8099 * toplev.c (compile_file): Call it.
8100 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8101 address before wrapping in CONST.
8102 * varasm.c (emutls_htab, emutls_object_type): New.
8103 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8104 (get_emutls_object_name, get_emutls_object_type): New.
8105 (get_emutls_init_templ_addr, emutls_decl): New.
8106 (emutls_common_1, emutls_finish): New.
8107 (assemble_variable): When emulating tls, swap decls; generate
8108 constructor for the emutls objects.
8109 (do_assemble_alias): When emulating tls, swap decl and target name.
8110 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8112 * varpool.c (decide_is_variable_needed): Look at force_output.
8113 Recurse for emulated tls.
8114 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8115 with decide_is_variable_needed.
8116 * emutls.c: New file.
8117 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8118 tls_object for real tls.
8120 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8122 PR rtl-optimization/29599
8123 * reload1.c (eliminate_regs_in_insn): Take the destination
8124 mode into account when computing the offset.
8126 2007-02-09 Stuart Hastings <stuart@apple.com>
8127 Richard Henderson <rth@redhat.com>
8129 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8130 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8131 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8132 fixuns_truncdfhi2): New.
8133 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8134 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8135 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8136 (floatunssidf2): Allow nonimmediate source.
8137 * config/i386/sse.md (movdi_to_sse): New.
8138 (vec_concatv2di): Drop '*'.
8139 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8140 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8141 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8143 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8144 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8145 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8146 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8147 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8148 ix86_build_const_vector.
8149 (x86_emit_floatuns): Rewrite.
8151 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8153 * genautomata.c (longest_path_length): Delete unused function.
8154 (struct state): Delete unused longest_path_length.
8155 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8156 (get_free_state): Delete unused.
8158 2007-02-09 Jan Hubicka <jh@suse.cz>
8160 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8161 * doc/invoke.texi (inline-unit-growth): Update default value.
8163 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8164 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8165 (rebuild_cgraph_edges): Likewise.
8166 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8167 (dump_cgraph_node): Dump frequencies.
8168 (cgraph_clone_edge): Add frequency scales.
8169 (cgraph_clone_node): Add freuqnecy.
8170 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8171 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8172 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8173 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8174 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8175 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8176 (save_inline_function_body): Likewise.
8177 * ipa-inline.c: inluce rtl.h
8178 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8179 (cgraph_edge_badness): Use frequencies.
8180 (cgraph_decide_recursive_inlining): Update clonning.
8181 (cgraph_decide_inlining_of_small_function): Dump frequency.
8182 * predict.c (estimate_bb_frequencies): Export.
8183 * predict.h (estimate_bb_frequencies): Declare.
8184 * tree-inline.c (copy_bb): Watch overflows.
8185 (expand_call_inline): Update call of cgraph_create_edge.
8186 (optimize_inline_calls): Use TODO flags to update frequnecies.
8187 * passes.h: Include predict.h
8188 (init_optimization_passes): Move profile ahead.
8189 (execute_function_todo): Handle TODO_rebuild_frequencies.
8191 2007-02-09 Roger Sayle <roger@eyesopen.com>
8193 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8194 the insbl or inswl pattern into a register.
8196 2007-02-09 Roger Sayle <roger@eyesopen.com>
8198 * config/ia64/ia64.md (bswapdi2): New define_insn.
8200 2007-02-09 Richard Henderson <rth@redhat.com>
8202 * config/i386/constraints.md (Ym): New constraint.
8203 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8204 (movdi_1_rex64): Split sse and xmm general register moves from
8205 memory move alternatives. Use conditional register constraints.
8206 (movsf_1, movdf_integer): Likewise.
8207 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8208 (movdf_integer_rex64): New.
8209 (pushsf_rex64): Fix output constraints.
8210 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8211 (sse2_stored): Likewise.
8212 (sse2_storeq_rex64): New.
8213 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8214 amd and not generic.
8215 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8216 for optimize_size. Remove SF/DFmode hack.
8218 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8220 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8223 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8224 Richard Sandiford <richard@codesourcery.com>
8226 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8227 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8228 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8229 m68k/t-mlib to tmake_file.
8230 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8231 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8232 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8233 Allow it to be cf or m68k. Set m68k_arch_family. If that
8234 variable is not empty, add t-$m68k_arch_family to tmake_file.
8235 Add t-mlibs to tmake_file.
8236 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8237 * config/m68k/t-cf: New file.
8238 * config/m68k/t-m68k: Likewise.
8239 * config/m68k/t-mlibs: Likewise.
8240 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8241 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8242 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8243 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8244 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8246 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8247 (INSTALL_LIBGCC): Delete.
8248 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8249 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8250 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8251 (M68K_MLIB_CPU): Define.
8252 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8253 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8254 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8256 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8257 Richard Guenther <rguenther@suse.de>
8260 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8261 against INT_MIN/INT_MAX.
8262 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8263 file if a loop is removed.
8265 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8267 * calls.c (store_one_arg): Pass correct alignment to
8268 emit_push_insn for non-BLKmode values.
8269 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8270 unaligned stack slot via a suitably aligned slot.
8272 2007-02-08 DJ Delorie <dj@redhat.com>
8274 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8276 (legal_subregs): Use unsigned char, make const.
8277 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8279 2007-02-08 Paul Brook <paul@codesourcery.com>
8281 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8282 special interworking needed.
8284 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8286 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8287 conditional to __SSE2__.
8288 (Entries below should have been added to first ChangeLog
8289 entry for amdfam10 dated 2007-02-05)
8290 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8292 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8294 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8297 2007-02-08 DJ Delorie <dj@redhat.com>
8299 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8300 * config/m32c/m32c.c (legal_subregs): New.
8301 (m32c_illegal_subreg_p): New.
8302 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8303 unsupported subregs of hard regs.
8305 2007-02-08 Jan Hubicka <jh@suse.cz>
8307 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8308 the same one; always update histograms.
8310 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8312 * passes.c (init_optimization_passes): Tidy comment.
8314 2007-02-08 Roger Sayle <roger@eyesopen.com>
8316 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8317 strip zero_extend, bswap and rotates from POCOUNT's argument.
8318 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8319 zero_extend and rotates from PARITY's argument.
8320 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8321 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8322 of an integer constant at compile-time.
8324 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8327 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8329 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8332 * tree-ssa-live.c (remove_unused_locals): Do not remove
8333 TREE_ADDRESSABLE variables.
8334 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8335 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8336 FOR_CLOBBER. Update all users.
8337 If VAR has an associated alias set, add a virtual operand for
8338 it if no alias is found to conflict with the memory reference.
8340 2007-02-07 Jan Hubicka <jh@suse.cz>
8341 Robert Kidd <rkidd@crhc.uiuc.edu>
8343 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8345 2007-02-07 Ian Lance Taylor <iant@google.com>
8347 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8349 2007-02-07 Roger Sayle <roger@eyesopen.com>
8351 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8352 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8353 tablejumpdi, movsi_to_cr_one): Remove constraints from
8354 define_expand's match_operands.
8356 2007-02-07 Roger Sayle <roger@eyesopen.com>
8358 * global.c (compute_regsets): Move declatation of "i" inside of
8359 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8361 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8364 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8365 of INDIRECT_REF <RESULT_DECL>.
8367 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8369 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8370 Kaz Kojima <kkojima@gcc.gnu.org>
8373 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8375 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8377 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8379 * doc/loop.texi: Document possibility not to perform disambiguation
8380 of loops with multiple latches.
8381 * cfgloopmanip.c (alp_enum_p): Removed.
8382 (add_loop): Handle subloops. Use get_loop_body_with_size.
8383 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8384 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8385 the new forwarder block.
8386 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8387 Handle the case latch is NULL.
8388 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8389 when marking loop exits.
8390 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8392 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8393 disambiguate_loops_with_multiple_latches.
8394 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8395 before fix_loop_structure.
8396 * cfgloop.c: Include pointer-set.h and output.h.
8397 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8398 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8399 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8400 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8401 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8402 disambiguate_multiple_latches, get_loop_body_with_size,
8403 disambiguate_loops_with_multiple_latches): New functions.
8404 (flow_loop_dump): Dump multiple latch edges.
8405 (flow_loop_nodes_find): Handle loops with multiple latches.
8406 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8407 (glb_enum_p): Modified.
8408 (get_loop_body): Use get_loop_body_with_size.
8409 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8410 (AVOID_CFG_MODIFICATIONS): New constant.
8411 (disambiguate_loops_with_multiple_latches, add_loop,
8412 get_loop_body_with_size): Declare.
8413 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8415 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8418 * global.c (compute_regsets): New function.
8419 (global_alloc): Refactored ELIMINABLE_REGSET
8420 and NO_GLOBAL_ALLOC_REGS computation out.
8421 (rest_of_handle_global_alloc): Call compute_regsets()
8422 for non-optimizing case.
8424 2007-02-06 Richard Henderson <rth@redhat.com>
8426 * config/i386/constraints.md (Y2): Rename from Y.
8427 (Yi): New constraint.
8428 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8429 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8430 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8431 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8432 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8433 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8434 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8435 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8436 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8437 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8438 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8439 vec_extractv2si_1): Change Y constraints to Y2.
8440 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8441 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8442 Change Y constraints to Y2.
8443 (sse2_loadld): Change Y constraints to x.
8445 2007-02-06 Roger Sayle <roger@eyesopen.com>
8447 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8448 (parity<mode>2): New define_expand using rs6000_emit_parity.
8449 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8450 rs6000_emit_parity): New functions.
8451 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8452 rs6000_emit_parity): Prototype here.
8454 2007-02-06 Ian Lance Taylor <iant@google.com>
8456 * lower-subreg.c (simple_move_operand): Reject CONST.
8457 (resolve_clobber): Call validate_change rather than directly
8458 assigning to XEXP (pat, 0).
8460 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8462 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8463 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8464 (tree-cfg.o): Remove hashtab.h dependency.
8466 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8467 (struct ivopts_data): Change niters to pointer_map_t.
8468 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8469 (niter_for_exit): Create pointer_map on demand. Change for
8471 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8472 (free_loop_data): Destroy data->niters if created and reset field.
8473 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8474 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8476 * tree-ssa-reassoc.c: Include pointer-set.h.
8477 (bb_rank): Change to long *.
8478 (operand_rank): Change to pointer_map_t.
8479 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8480 (insert_operand_rank): Accept long.
8481 (operand_entry_hash, operand_entry_eq): Remove.
8482 (get_rank): Return long. Adjust for changes above.
8483 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8485 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8487 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8488 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8489 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8491 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8492 directly since it cannot be NULL.
8493 (get_vi_for_tree): Rewrite for pointer_map API.
8494 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8495 (init_alias_vars): Create vi_for_tree as pointer_map.
8496 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8498 * tree-cfg.c: Don't include hashtab.h.
8499 (edge_to_cases): Declare as pointer_map.
8500 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8502 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8503 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8504 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8506 (record_switch_edge): Delete.
8507 (get_cases_for_edge): Adjust for pointer_map API, inline
8508 record_switch_edge (rewritten for new API), remove goto.
8510 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8512 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8513 * tree-nested.c: Include pointer-set.h.
8514 (var_map_elt, var_map_eq, var_map_hash): Delete.
8515 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8517 (nesting_info_bitmap_obstack): New.
8518 (lookup_field_for_decl): Adjust for pointer_map API.
8519 (lookup_tramp_for_decl): Adjust for pointer_map API.
8520 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8521 (get_local_debug_decl): Adjust for pointer_map API.
8522 (convert_nl_goto_reference): Adjust for pointer_map API.
8523 (convert_nl_goto_receiver): Adjust for pointer_map API.
8524 (create_nesting_tree): Create outside GGC space. Create bitmap on
8525 the new obstack. Create field_map and var_map as pointer_maps.
8526 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8528 (lower_nested_functions): Move root here, no need to NULL it.
8529 Initialize and release the obstack.
8531 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8533 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8534 Remove prototypes and make them non-static.
8535 (struct tree_int_map): Remove.
8536 * tree.h (struct tree_int_map): Move here, turning TO into an
8538 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8540 * tree.h (TREE_COMPLEXITY): Remove.
8541 (struct tree_exp): Remove complexity field.
8542 * tree.c (build1_stat): Don't set it.
8544 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8545 Victor Kaplansky <victork@il.ibm.com>
8547 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8548 (vect_is_simple_reduction): Support reduction with induction as
8549 one of the operands.
8550 (vect_is_simple_iv_evolution): Fix formatting.
8551 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8552 formatting. Don't mark induction phis for vectorization.
8553 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8554 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8555 (vect_get_vec_def_for_operand): Support induction.
8556 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8558 (vectorizable_reduction): Support reduction with induction as one of
8560 (vectorizable_type_demotion): Use def-type of stmt argument rather
8561 than dummy def-type.
8563 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8564 flag_tree_scev_cprop.
8565 * common.opt (tree-scev-cprop): New flag.
8567 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8568 call to vect_get_new_vect_var.
8570 2007-02-06 Ira Rosen <irar@il.ibm.com>
8572 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8573 vectype is not NULL.
8574 (vect_pattern_recog_1): Likewise.
8576 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8578 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8579 (fold_negate_expr): Likewise.
8581 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8584 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8585 even if cv-qualification is the same.
8587 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8589 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8590 __enable_execute_stack on completion.
8592 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8594 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8595 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8596 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8597 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8598 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8599 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8600 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8601 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8605 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8606 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8607 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8608 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8609 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8610 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8611 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8612 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8613 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8614 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8615 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8616 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8617 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8618 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8619 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8620 sqrtextenddfxf2_i387): Added amdfam10_decode.
8622 * config/i386/athlon.md (athlon_idirect_amdfam10,
8623 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8624 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8625 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8626 athlon_ivector_store_amdfam10): New define_insn_reservation.
8627 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8632 * config/i386/athlon.md (athlon_call_amdfam10,
8633 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8634 define_insn_reservation.
8635 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8636 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8637 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8641 * config/i386/athlon.md (athlon_sseld_amdfam10,
8642 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8643 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8647 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8648 define_insn_reservation.
8649 * config/i386/i386.md (sseins): Added sseins to define_attr type
8650 and define_attr unit.
8651 * config/i386/sse.md: Set type attribute to sseins for insertq
8654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8656 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8657 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8658 ssecomi_load_amdfam10, ssecomi_amdfam10,
8659 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8660 define_insn_reservation.
8661 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8663 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8665 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8666 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8667 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8668 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8669 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8670 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8671 define_insn_reservation.
8673 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8674 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8675 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8676 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8677 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8679 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8681 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8682 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8683 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8684 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8685 athlon_ssemul_load_k8): Added amdfam10.
8687 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8689 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8690 (x86_sse_unaligned_move_optimal): New variable.
8692 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8694 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8695 for unaligned vector SSE double/single precision loads for AMDFAM10.
8697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8699 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8700 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8701 Define TARGET_CPU_DEFAULT_amdfam10.
8702 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8703 (processor_type): Add PROCESSOR_AMDFAM10.
8705 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8706 processor_type in config/i386/i386.h.
8707 Enable imul peepholes for TARGET_AMDFAM10.
8709 * config.gcc: Add support for --with-cpu option for amdfam10.
8711 * config/i386/i386.c (amdfam10_cost): New variable.
8712 (m_AMDFAM10): New macro.
8713 (m_ATHLON_K8_AMDFAM10): New macro.
8714 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8715 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8716 x86_promote_QImode, x86_integer_DFmode_moves,
8717 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8718 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8719 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8720 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8721 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8722 Enable/disable for amdfam10.
8723 (override_options): Add amdfam10_cost to processor_target_table.
8724 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8725 processor_alias_table.
8726 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8727 (ix86_adjust_cost): Add code for amdfam10.
8729 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8731 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8732 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8733 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8734 * config/i386/i386.h: Add builtin definition for SSE4A.
8735 * config/i386/i386.md: Add support for ABM instructions
8737 * config/i386/sse.md: Add support for SSE4A instructions
8738 (movntss, movntsd, extrq, insertq).
8739 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8740 Add -march=amdfam10 flag.
8741 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8742 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8744 * doc/extend.texi: Add documentation for SSE4A builtins.
8746 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8748 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8750 2007-02-05 Richard Guenther <rguenther@suse.de>
8752 * tree-vectorizer.h (vectorizable_function): Add argument type
8753 argument, change return type.
8754 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8755 * tree-vect-transform.c (vectorizable_function): Handle extra
8756 argument, return vectorized function decl.
8757 (build_vectorized_function_call): Remove.
8758 (vectorizable_call): Handle calls with result and argument types
8759 differing. Handle loop vectorization factor correctly.
8760 * targhooks.c (default_builtin_vectorized_function): Adjust for
8762 * targhooks.h (default_builtin_vectorized_function): Likewise.
8763 * target.h (builtin_vectorized_function): Add argument type
8765 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8766 extra argument, allow vectorizing of lrintf.
8767 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8768 documentation of target hook.
8770 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8773 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8774 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8775 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8777 2007-02-05 Roger Sayle <roger@eyesopen.com>
8779 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8780 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8781 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8782 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8783 before canonicalizing sincos to cexpi.
8784 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8786 2007-02-05 Roger Sayle <roger@eyesopen.com>
8788 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8789 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8790 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8792 2007-02-05 Roger Sayle <roger@eyesopen.com>
8794 * mips-tfile.c (initialize_init_file): Correct endianness test.
8796 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8798 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8801 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8803 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8804 saves in a PARALLEL before the register assignments.
8806 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8808 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8809 DWARF_FRAME_RETURN_COLUMN to be a general register.
8810 * dwarf2out.c (init_return_column_size): New function, split from...
8811 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8812 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8813 to be nongeneral registers.
8814 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8816 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8817 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8819 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8821 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8823 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8825 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8826 (remove_path): Use can_remove_branch_p and remove_branch instead
8827 of loop_delete_branch_edge.
8828 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8829 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8830 Update profile using scale_dominated_blocks_in_loop.
8831 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8832 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8833 (can_remove_branch_p, remove_branch): Declare.
8834 * tree-cfg.c (tree_can_remove_branch_p): New function.
8835 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8836 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8837 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8839 2007-02-05 Jan Hubicka <jh@suse.cz>
8842 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8843 nodes in cgraph, don't remove offline copy of the function.
8845 2007-02-04 Jan Hubicka <jh@suse.cz>
8847 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8848 vectors might cause maybe_lookup_element_for_expr to be called
8849 on non-sra-candidate.
8851 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8853 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8854 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8855 spelling conventions.
8857 2007-02-04 Richard Guenther <rguenther@suse.de>
8860 * fold-const.c (try_move_mult_to_index): Make sure to not
8861 overflow one dimension of a multi-dimensional array access.
8863 2007-02-04 Jan Hubicka <jh@suse.cz>
8865 * passes.c (init_optimization_passes): Reindent.
8867 2007-02-04 Jan Hubicka <jh@suse.cz>
8868 Eric Botcazou <ebotcazou@adacore.com>
8870 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8871 (execute_fixup_cfg): Break out the abnormal goto code.
8872 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8873 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8874 (optimize_inline_calls): Call make_nonlocal_label_edges.
8876 2007-02-04 Jan Hubicka <jh@suse.cz>
8878 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8879 true when something was changed.
8880 (rename_ssa_copies): When something was changed, do
8881 TODO_remove_unused_locals.
8882 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8883 add TODO_remove_unused_locals when instruction was removed.
8885 2007-02-04 Jan Hubicka <jh@suse.cz>
8887 * ipa-inline.c (try_inline): Improve debug output; work on already
8889 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8890 call try_inline for already inlined edges too when flattening;
8891 inline also functions that make callee growth but overall unit size
8894 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8896 * config/m32c/bitops.md, config/m32c/jump.md,
8897 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8898 config/m32r/m32r.h, config/m32r/m32r.md,
8899 config/m32r/predicates.md, config/m68hc11/larith.asm,
8900 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8901 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8902 config/mips/mips-protos.h, config/mips/mips.c,
8903 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8904 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8905 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8906 spelling conventions.
8908 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8909 Follow spelling conventions.
8911 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8913 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8914 warn about C++0x compatibility.
8916 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8918 * config/h8300/h8300.c, config/h8300/h8300.h,
8919 config/h8300/h8300.md: Follow spelling conventions.
8921 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8924 * combine.c (try_combine): Do not substitute source operand
8925 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8927 2007-02-03 Jan Hubicka <jh@suse.cz>
8929 PR gcov-profile/30650
8930 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8931 do not divide by zero for never executed counters.
8932 (tree_find_values_to_profile): Fix counters.
8933 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8935 2007-02-03 Ian Lance Taylor <iant@google.com>
8937 * lower-subreg.c (simple_move_operand): New static function,
8938 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8940 (simple_move): Call simple_move_operand.
8941 (find_decomposable_subregs): Add special handling of MEMs.
8942 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8943 meaning of return value. If we see a hard register, test whether
8944 it can store a word_mode value. Change all callers.
8946 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8948 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8949 ftrapv insns and expanders.
8950 (subdi3): Change define_expand operand 1 to arith11_operand, and
8951 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8952 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8953 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8957 * varasm.c (notice_global_symbol): Treat global objects as weak when
8960 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8962 * emit-rtl.c (dconstpi): Delete.
8964 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8965 * real.h (dconstpi): Delete.
8967 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8968 (fold_builtin_hypot): Likewise.
8970 2007-02-03 Tom Tromey <tromey@redhat.com>
8973 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8974 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8976 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8978 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8979 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8980 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8981 config/rs6000/cell.md, config/rs6000/darwin.h,
8982 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8983 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8984 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8985 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8986 typos. Follow spelling conventions.
8987 * doc/invoke.texi: Follow spelling conventions.
8989 2007-02-03 Roger Sayle <roger@eyesopen.com>
8991 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8992 canonicalization transformations that attempt to simplify integer
8993 constant comparisons to become comparisons against zero.
8995 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8997 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8999 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9000 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9002 2007-02-02 Mike Stump <mrs@apple.com>
9004 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9005 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9006 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9007 generate a branch island.
9009 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9011 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9012 (xtensa_legitimate_address_p): New.
9013 (xtensa_legitimize_address): New.
9014 (xtensa_output_addr_const_extra): New.
9015 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9017 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9018 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9019 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9020 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9021 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9022 (xtensa_legitimize_address): New.
9023 (xtensa_output_addr_const_extra): New.
9025 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9027 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9029 2007-02-02 Ian Lance Taylor <iant@google.com>
9031 * expmed.c (expand_divmod): Add comment.
9033 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9035 * emit-rtl.c (renumber_insns): Remove.
9036 * flags.h: Remove the extern for flag_renumber_insns.
9037 * rtl.h: Remove the prototype for renumber_insns.
9038 * toplev.c (flag_renumber_insns): Remove.
9040 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9042 Revert for x86 darwin:
9043 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9045 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9046 code before the following patch under TARGET_MACHO.
9047 (ix86_function_value_regno_p): Likewise.
9049 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9054 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9057 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9058 general or fp registers. Add comments.
9059 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9061 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9063 * pointer-set.c (insert_aux): Only return insertion slot.
9064 (pointer_set_insert): Adjust.
9065 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9066 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9067 pointer_map_traverse): New.
9068 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9069 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9070 pointer_map_contains, pointer_map_traverse): Declare.
9072 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9075 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9076 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9078 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9080 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9082 (struct _dep): New type.
9083 (dep_t): New typedef.
9084 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9085 (DEP_STATUS): New access macro. The macro with the same name was
9086 renamed to DEP_LINK_STATUS.
9087 (dep_init): Declare function
9089 (struct _dep_link): New type.
9090 (dep_link_t): New typedef.
9091 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9092 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9093 (DEP_LINK_STATUS): New macro.
9094 (debug_dep_links): New debug function.
9096 (struct _deps_list): New type.
9097 (deps_list_t): New typedef.
9098 (DEPS_LIST_FIRST): New access macro.
9099 (FOR_EACH_DEP_LINK): New cycle macro.
9100 (create_deps_list, free_deps_list, delete_deps_list): Declare
9102 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9103 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9104 (copy_deps_list_change_con): Ditto.
9106 (move_dep_link): Declare function.
9108 (struct _dep_node): New type.
9109 (dep_node_t): New typedef.
9110 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9112 (struct haifa_insn_data.back_deps): New field to hold backward
9113 dependencies of the insn.
9114 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9116 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9117 Change its type to deps_list_t.
9118 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9119 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9120 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9122 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9124 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9126 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9128 (dep_cost): Declare.
9130 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9131 (ds_to_dk, dk_to_ds): New functions.
9133 (init_dep_1): New static function.
9134 (init_dep): New function.
9135 (copy_dep): New static function.
9137 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9139 (detach_dep_link): New static function.
9140 (move_dep_link): New function.
9142 (dep_links_consistent_p, dump_dep_links): New static functions.
9143 (debug_dep_links): New debugging function.
9145 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9147 (alloc_deps_list, init_deps_list): New static functions.
9148 (create_deps_list): New function.
9149 (clear_deps_list): New static function.
9150 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9151 (deps_list_consistent_p, dump_deps_list): New static functions.
9152 (debug_deps_list): New function.
9153 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9155 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9157 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9158 use new scheduler dependencies lists.
9159 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9160 (sched_analyze): Ditto. Initialize dependencies lists.
9161 (add_forw_dep, compute_forward_dependences): Update to use new
9162 scheduler dependencies lists.
9164 (init_dependency_caches): Init deps_obstack.
9165 (free_dependency_caches): Free deps_obstack.
9167 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9168 new scheduler dependencies lists.
9169 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9170 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9172 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9173 Update to use new scheduler dependencies lists.
9174 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9175 (debug_dependencies): Ditto.
9176 (schedule_region): Update comments.
9178 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9179 scheduler dependencies lists.
9180 (schedule_ebb): Update comments.
9182 * rtl.def (DEPS_LIST): Remove.
9184 * lists.c (unused_deps_list): Remove.
9185 (free_list): Update assertions.
9187 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9188 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9190 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9191 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9193 * haifa-sched.c (comments): Update.
9194 (insn_cost1): Remove. Inline the code into insn_cost ().
9195 (insn_cost): Update to use new scheduler dependencies lists. Move
9196 processing of the dependency cost to dep_cost ().
9197 (dep_cost): New function. Use it instead of insn_cost () when
9198 evaluating cost of the dependency. Use compatible interface to
9199 interact with the target.
9200 (priority): Update to use new scheduler dependencies lists.
9201 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9202 with greater number of insns that depend on the insn.
9203 (schedule_insn): Update to use new scheduler dependencies lists. Add
9204 code to free backward dependencies lists. Inline and optimize code
9205 from resolve_dep () - see PR28071.
9206 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9207 lists. Update call to targetm.sched.is_costly_dependence hook.
9209 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9210 scheduler dependencies lists.
9212 (resolve_dep): Remove. Move the logic to schedule_insn ().
9213 (init_h_i_d): Initialize dependencies lists.
9215 (process_insn_depend_be_in_spec): Rename to
9216 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9218 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9219 Update to use new scheduler dependencies lists.
9220 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9222 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9223 new scheduler dependencies lists.
9224 (build_intra_loop_deps): Ditto.
9226 * target.h (struct _dep): Declare to use in
9227 gcc_target.sched.is_costly_dependence.
9228 (struct gcc_target.sched.adjust_cost): Fix typo.
9229 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9230 single dep_t parameter instead of an equivalent triad.
9231 (struct gcc_target.sched.adjust_cost_2): Remove.
9233 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9235 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9237 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9239 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9241 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9242 (REG_DEP_TRUE): Document.
9244 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9245 Change signature to correspond to the targetm.sched.adjust_cost hook.
9246 Update use in TARGET_SCHED_ADJUST_COST_2.
9247 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9248 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9249 new scheduler dependencies lists.
9250 (ia64_gen_check): Ditto.
9252 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9255 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9256 signature to correspond to the targetm.sched.is_costly_dependence hook.
9257 (is_costly_group): Update to use new scheduler dependencies lists.
9259 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9260 instead of INSN_COST () macro.
9262 2007-02-01 Ian Lance Taylor <iant@google.com>
9264 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9266 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9268 * pa.md (tp_load): Correct mfctl instruction syntax.
9270 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9272 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9273 altivec_padding_size calculation on AIX. Improve comment, add
9274 assert to verify that it's right.
9276 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9279 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9282 * global.c (global_alloc): Add mising initialization of
9285 2007-02-01 Roger Sayle <roger@eyesopen.com>
9287 * alias.c (init_alias_analysis): Correct whitespace.
9288 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9289 partition_hot_cold_basic_blocks): Likewise.
9290 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9291 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9292 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9293 fold_builtin_snprintf_chk, fold_builtin_printf,
9294 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9295 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9296 * cfgcleanup.c (cleanup_cfg): Likewise.
9297 * cfgexpand.c (tree_expand_cfg): Likewise.
9298 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9299 * function.c (get_next_funcdef_no): Likewise.
9300 * gengtype.c (main): Likewise.
9301 * genmodes.c (main): Likewise.
9302 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9303 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9304 * ifcvt.c (noce_emit_move_insn): Likewise.
9305 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9307 * stor-layout.c (get_best_mode): Likewise.
9308 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9309 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9310 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9311 perform_var_substitution, solve_graph): Likewise.
9312 * tree-vrp.c (vrp_finalize): Likewise.
9314 2007-02-01 Ian Lance Taylor <iant@google.com>
9316 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9317 high part of a paradoxical subreg, return a constant zero.
9319 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9321 * toplev.c (lang_dependent_init): Call init_set_costs.
9322 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9324 2007-02-01 Richard Guenther <rguenther@suse.de>
9327 * fold-const.c (fold_negate_expr): Allow negating a
9328 constant if overflow does not change.
9330 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9332 * doc/c-tree.texi (Expression trees): Improve markup.
9333 * doc/tm.texi (Register Classes, Addressing Modes)
9334 (Floating Point): Fix spacing after abbreviations. Fix some
9337 2007-02-01 Ben Elliston <bje@au.ibm.com>
9339 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9340 * doc/contrib.texi: Likewise.
9341 * doc/install.texi: Likewise.
9343 2007-01-31 Richard Henderson <rth@redhat.com>
9344 Ian Lance Taylor <iant@google.com>
9346 * lower-subreg.c: New file.
9347 * rtl.def (CONCATN): Define.
9348 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9350 * emit-rtl.c (update_reg_offset): New static function, broken out
9351 of gen_rtx_REG_offset.
9352 (gen_rtx_REG_offset): Call update_reg_offset.
9353 (gen_reg_rtx_offset): New function.
9354 * regclass.c: Revert patch of 2006-03-05, restoring
9356 (clear_reg_info_regno): New function.
9357 * dwarf2out.c (concatn_loc_descriptor): New static function.
9358 (loc_descriptor): Handle CONCATN.
9359 * common.opt (fsplit_wide_types): New option.
9360 * opts.c (decode_options): Set flag_split_wide_types when
9362 * timevar.def (TV_LOWER_SUBREG): Define.
9363 * rtl.h (gen_reg_rtx_offset): Declare.
9364 (reg_scan_update): Declare.
9365 * regs.h (clear_reg_info_regno): Declare.
9366 * tree-pass.h (pass_lower_subreg): Declare.
9367 (pass_lower_subreg2): Declare.
9368 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9369 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9371 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9372 * Makefile.in (OBJS-common): Add lower-subreg.o.
9373 (lower-subreg.o): New target.
9375 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9377 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9379 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9382 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9384 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9387 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9389 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9391 * cfgloop.h: Include vec-prim.h.
9392 (enum li_flags): Remove LI_ONLY_OLD.
9393 (loop_iterator): Changed.
9394 (fel_next, fel_init): Iterate over loop tree.
9395 (FOR_EACH_LOOP_BREAK): New macro.
9396 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9398 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9399 * modulo-sched.c (sms_schedule): Ditto.
9400 * tree-vectorizer.c (vectorize_loops): Ditto.
9401 * doc/loop.texi: Update information on loop numbering and behavior of
9402 FOR_EACH_LOOP wrto new loops.
9403 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9404 add_to_evolution_1): Test nestedness of loops instead of comparing
9406 * tree-chrec.c (chrec_fold_plus_poly_poly,
9407 chrec_fold_multiply_poly_poly, chrec_evaluate,
9408 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9409 reset_evolution_in_loop): Ditto.
9410 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9412 2007-01-31 Dirk Mueller <dmueller@suse.de>
9414 * c-common.c (warn_about_parentheses): Separate warning about
9415 un-parenthized sequence of comparison operators from the one
9416 which is supposed to warn about x <= y <= z.
9418 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9420 * optabs.h (enum optab_index): Add new OTI_isinf.
9421 (isinf_optab): Define corresponding macro.
9422 * optabs.c (init_optabs): Initialize isinf_optab.
9423 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9425 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9426 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9428 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9429 expand_builtin_interclass_mathfn.
9430 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9431 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9432 (fxam<mode>2_i387): New insn pattern.
9433 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9434 built-in functions as x87 inline asm.
9436 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9438 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9440 2007-01-30 Eric Christopher <echristo@apple.com>
9442 * config.gcc: Add geode.
9444 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9446 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9447 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9448 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9449 value-prof.c: Fix comment typos.
9451 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9454 * doc/invoke.texi (Wpointer-arith): Document warning.
9456 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9458 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9459 the list of discrepancies from the draft TR.
9461 2007-01-30 Dirk Mueller <dmueller@suse.de>
9464 * doc/invoke.texi (-Wreturn-type): Update description to
9467 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9469 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9471 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9473 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9474 to handle optabs that operate on floating point input argument and
9475 output to integer output.
9476 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9477 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9478 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9479 expand_builtin_interclass_mathfn ().
9480 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9482 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9483 ilogbl built-in functions as x87 intrinsics.
9485 2007-01-30 Richard Guenther <rguenther@suse.de>
9488 * dwarf2out.c (reference_to_unused): Query varpool if the
9489 variable was output.
9491 2007-01-30 Richard Guenther <rguenther@suse.de>
9494 * passes.c (execute_one_pass): Reset in_gimple_form to not
9495 confuse non-unit-at-a-time mode.
9497 2007-01-29 Roger Sayle <roger@eyesopen.com>
9498 Richard Guenther <rguenther@suse.de>
9500 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9501 avoid undefined behaviour on overflow. Use force_fit_type_double
9502 to construct the constant with the specified TREE_OVERFLOW.
9504 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9506 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9507 * config/dfp-bit.h: Ditto.
9509 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9511 * c-decl.c (pop_scope): Replace warnings with call to
9512 warn_for_unused_label.
9513 * c-common.h (warn_for_unused_label): Declare.
9514 * c-common.c (warn_for_unused_label): Define.
9516 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9518 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9521 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9523 * Makefile.in (USER_H): Remove decfloat.h.
9524 * ginclude/decfloat.h: Delete, moving contents to ...
9525 * ginclude/float.h: Add support for decimal floating point,
9526 guarded by __STDC_WANT_DEC_FP__.
9528 2007-01-29 Mike Stump <mrs@apple.com>
9530 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9531 Analysis and Representation to resolve case insensitive conflict.
9532 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9534 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9536 * tree.h (struct tree_memory_tag): Add aliases member.
9537 (MTAG_ALIASES): New macro.
9538 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9539 (add_may_alias): Remove pointer-set. Update for may_aliases being
9541 (mark_aliases_call_clobbered): Update for may_aliases being a
9543 (compute_tag_properties): Ditto.
9544 (create_partition_for): Ditto.
9545 (compute_memory_partitions): Ditto.
9546 (dump_may_aliases_for): Ditto.
9547 (is_aliased_with): Ditto.
9548 (add_may_alias_for_new_tag): Ditto.
9549 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9550 (compute_is_aliased): New function.
9551 (compute_may_aliases): Call compute_is_aliased).
9552 (init_alias_info): Initialize alias_bitmap_obstack.
9553 (union_alias_set_into): New function.
9554 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9555 (have_common_aliases_p): Rewrite to take two bitmaps and use
9557 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9559 (finalize_ref_all_pointers): Update for add_may_alias changes.
9560 (new_type_alias): Ditto.
9561 * tree-flow-inline.h (may_aliases): Return a bitmap.
9562 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9563 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9564 may_aliases being a bitmap.
9565 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9566 may_aliases now returns a bitmap.
9567 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9569 * tree-ssa-operands.c (add_virtual_operand): Update for
9570 may_aliases being a bitmap.
9572 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9574 PR tree-optimization/30630
9575 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9576 variable as changed.
9578 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9581 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9582 expanded only once even if an error occurs.
9584 2007-01-29 Ben Elliston <bje@au.ibm.com>
9586 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9587 (__gcov_average_profiler): Likewise.
9588 (__gcov_ior_profiler): Likewise.
9589 (__gcov_merge_ior): Likewise.
9591 2007-01-28 Jan Hubicka <jh@suse.cz>
9593 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9594 * value-prof.c (stringop_block_profile): Likewise.
9596 2007-01-28 Jan Hubicka <jh@suse.cz>
9598 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9599 variant handling histograms; add wrapper.
9600 (clear_storage_via_libcall): Export.
9601 (emit_block_move_hints): Break out from ...; add histograms.
9602 (emit_block_move): ... this one.
9603 (clear_storage_hints): Break out from ...; add histograms.
9604 (clear_storage): ... this one.
9605 (set_storage_via_memset): Handle histogram.
9606 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9607 (clear_storage_hints, clear_storage_via_libcall): Declare.
9608 (set_storage_via_setmem): Update prototype.
9609 * doc/md.texi (movmem, setmem): Document new arguments.
9611 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9613 (stringop_block_profile): New global function.
9614 (tree_stringops_values_to_profile): Profile block size and alignment.
9615 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9617 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9618 (stringop_block_profile): Declare.
9619 * builtins.c: Include value-prof.h.
9620 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9621 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9622 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9623 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9624 * profile.c (instrument_values): Add new counters.
9625 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9627 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9628 (tree_init_edge_profiler): Build new profilers.
9629 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9630 (pass_tree_profile): Add dump.
9631 (tree_profile_hooks): Update.
9632 * Makefile.in (LIBGCOV): Add new constants.
9633 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9634 __gcov_ior_profiler): New.
9635 * i386.md (movmem/setmem expanders): Add new optional arguments.
9637 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9639 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9641 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9643 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9644 (tree_unswitch_single_loop): Pass eni_size_weights to
9645 tree_num_loop_insns.
9646 * tree-ssa-loop-manip.c: Include tree-inline.h.
9647 (can_unroll_loop_p): Pass eni_size_weights to
9648 tree_num_loop_insns.
9649 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9650 Pass eni_size_weights to estimate_num_insns.
9651 * tree.h (init_inline_once): Export.
9652 * toplev.c (backend_init): Call init_inline_once.
9653 * cgraphunit.c (cgraph_process_new_functions,
9654 cgraph_analyze_function): Pass eni_inlining_weights to
9656 * ipa-inline.c (compute_inline_parameters): Ditto.
9657 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9658 to estimate_num_insns.
9659 (try_unroll_loop_completely): Pass eni_size_weights to
9660 tree_num_loop_insns.
9661 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9662 ot estimate_num_insns.
9663 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9664 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9665 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9666 eni_time_weights): New variables.
9667 (init_inline_once): Initialize them.
9668 (struct eni_data): Mew.
9669 (estimate_num_insns_1, estimate_num_insns): Use weights.
9670 * tree-inline.h (struct eni_weights_d): New.
9671 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9672 (estimate_num_insns): Declaration changed.
9673 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9674 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9675 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9677 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9679 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9680 relations in the conflict function is valid.
9682 2007-01-27 Ian Lance Taylor <iant@google.com>
9684 * common.opt: Add fstrict-overflow.
9685 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9686 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9687 (TYPE_OVERFLOW_UNDEFINED): Define.
9688 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9690 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9691 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9692 (fold_negate_expr): Likewise.
9693 (make_range): Likewise.
9694 (extract_muldiv_1): Likewise.
9695 (maybe_canonicalize_comparison): Likewise.
9696 (fold_comparison): Likewise.
9697 (fold_binary): Likewise.
9698 (tree_expr_nonnegative_p): Likewise.
9699 (tree_expr_nonzero_p): Likewise.
9700 * tree-vrp.c (compare_values): Likewise.
9701 (extract_range_from_binary_expr): Likewise.
9702 (extract_range_from_unary_expr): Likewise.
9703 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9705 (nowrap_type_p): Likewise.
9706 * tree-scalar-evolution.c (simple_iv): Likewise.
9707 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9708 (build_range_check): Likewise.
9709 (extract_muldiv_1): Likewise.
9710 (fold_comparison): Likewise.
9711 * tree-vrp.c (vrp_int_const_binop): Likewise.
9712 (extract_range_from_unary_expr): Likewise.
9713 * convert.c (convert_to_integer): Likewise.
9714 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9715 (fold_comparison): Likewise.
9716 (fold_binary): Likewise.
9717 * optabs.c (optab_for_tree_code): Likewise.
9718 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9719 * simplify-rtx.c (simplify_const_relational_operation): Check
9720 flag_strict_overflow and flag_trapv.
9721 (simplify_const_relational_operation): Likewise.
9722 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9723 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9726 2007-01-27 Roger Sayle <roger@eyesopen.com>
9728 * tree.c (tree_fold_gcd): Delete.
9729 * tree.h (tree_fold_gcd): Remove prototype.
9730 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9731 test whether one constant integer is a multiple of another. Instead
9732 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9733 * fold-const.c (multiple_of_p): We've determined both TOP and
9734 BOTTOM are integer constants so we can call int_const_binop directly
9735 instead of the more generic const_binop.
9737 2007-01-27 Roger Sayle <roger@eyesopen.com>
9739 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9740 1*X check that the constant hasn't overflowed, to preserve the
9742 (round_up): Provide an efficient implementation when rouding-up an
9743 INTEGER_CST to a power-of-two.
9745 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9747 * doc/sourcebuild.texi: Add comma for clarity.
9748 * doc/extend.texi: Fix some typos.
9749 * doc/passes.texi: Likewise.
9750 * doc/cppinternals.texi: Likewise.
9751 * doc/c-tree.texi: Likewise.
9752 * doc/tree-ssa.texi: Likewise.
9753 * doc/install.texi: Likewise.
9755 2007-01-27 Jan Hubicka <jh@suse.cz>
9757 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9758 (pass_sra): Do not require alias information.
9759 * passes.c (init_optimization_passes): Add SRA
9761 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9763 * tracer.c (rest_of_handle_tracer): We already cleaned
9764 up the CFG in tracer() so don't do it here again.
9765 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9766 cleanup_cfg here, either. And don't call renumber_insns.
9768 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9769 and BB_HEAD are in the insn stream here. Instead make sure
9770 that BB_INSN is valid on all insns. Also, do check here that
9771 there are no pending branch predictions...
9772 (rtl_verify_flow_info): ...instead of doing it here. Checks
9773 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9776 2007-01-26 Roger Sayle <roger@eyesopen.com>
9778 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9779 function to simplify/factorize operand order canonicalization.
9780 (ix86_fixup_binary_operands): Reorganize using the above function.
9781 (ix86_binary_operator_ok): Likewise.
9783 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9785 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9786 file scope from optimize_attrs.
9787 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9789 (optimize_attrs): Clear insn_code_values after freeing it.
9791 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9793 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9794 a parts.base assignment.
9796 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9798 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9799 (compute_subscript_distance, initialize_data_dependence_relation,
9800 finalize_ddr_dependent, analyze_ziv_subscript,
9801 analyze_siv_subscript_cst_affine,
9802 compute_overlap_steps_for_affine_univar,
9803 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9804 analyze_siv_subscript, analyze_miv_subscript,
9805 analyze_overlapping_iterations, subscript_dependence_tester_1,
9806 compute_self_dependence, free_dependence_relation): Work
9807 with affine_fn instead of chrecs.
9808 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9809 common_affine_function, affine_function_base,
9810 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9811 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9812 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9813 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9814 (all_chrecs_equal_p): Removed.
9815 * tree-data-ref.h (affine_fn, conflict_function): New types.
9816 (struct subscript): Change type of conflicting_iterations_in_a
9817 and conflicting_iterations_in_b.
9819 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9822 * config/pa/pa.h (TARGET_HPUX_11): New.
9823 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9824 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9826 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9827 Richard Guenther <rguenther@suse.de>
9829 * tree-ssa-structalias.c (solve_graph): Handle case
9830 we merged the variable to another.
9832 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9834 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9837 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9838 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9840 2007-01-25 DJ Delorie <dj@redhat.com>
9842 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9843 allow changes to modes which don't fit in those registers.
9845 * reload1.c (choose_reload_regs): Check for invalid subregs before
9846 computing their locations, not after.
9848 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9851 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9852 save Altivec registers in an eh_return function.
9853 (compute_vrsave_mask): Likewise.
9854 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9855 for saving Altivec registers.
9856 (rs6000_emit_prologue): Don't allocate stack twice in
9857 eh_return function. Correct expected value of altivec_save_offset
9858 when using save_world. Describe save of R0 to stack when using
9859 save_world. Describe stack pointer adjustment when using
9860 save_world. Remove duplicated eh_return parameter register saving.
9861 Update sp_offset variable after save_world.
9862 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9864 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9865 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9868 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9870 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9872 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9875 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9876 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9878 2007-01-25 Richard Guenther <rguenther@suse.de>
9880 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9881 * common.opt (-Wcoverage-mismatch): New warning option.
9882 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9883 if -Wcoverage-mismatch is given.
9885 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9887 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9888 (ipcp_driver): Change to static definition.
9889 Add dumping of the ifunctions.
9890 (constant_val_insert): Remove unused parameter. Support for SSA.
9891 (ipcp_propagate_const): Support for SSA.
9892 (ipcp_profile_bb_print): Print only analyzed nodes.
9893 (ipcp_replace_map_create): Remove support for Fortran constant
9895 * ipa-prop.c (ipa_method_modify_stmt,
9896 ipa_callsite_compute_param): Support for SSA.
9897 * ipa-prop.h (ipcp_driver): Remove declaration.
9898 (IS_VALID_TREE_MAP_INDEX): Add define.
9900 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9902 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9904 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9907 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9908 constant argument to cabs and do it without checking for
9909 -funsafe-math-optimizations.
9911 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9913 * c-common.h (RID_FIRST_CXX0X): New.
9914 (RID_LAST_CXX0X): New.
9915 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9917 * c.opt (Wc++0x-compat): New.
9918 * doc/invoke.texi (-Wc++0x-compat): Document.
9920 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9922 * builtins.c (fold_builtin_carg): New.
9923 (fold_builtin_1): Use it.
9925 2007-01-24 Jan Hubicka <jh@suse.cz>
9927 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9929 * ipa-inline.c (initial_insns, max_insns): Delete.
9930 (compute_max_insns): New function.
9931 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9932 of insns as base for code growth.
9933 (cgraph_decide_inlining): Make initial_insns local; do not compute
9935 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9936 * doc/invoke.texi (inline-unit-growth): Update docs.
9938 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9940 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9941 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9942 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9943 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9944 for CPUs that have PTA_CX16 set.
9947 * gimplify.c (omp_check_private): New function.
9948 (gimplify_scan_omp_clauses): Use it for
9949 firstprivate/lastprivate/reduction.
9952 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9953 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9956 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9957 If lower_lastprivate_clauses emits some statements, append them
9958 to dlist rather than body_p and to body_p append an initializer.
9959 (lower_omp_for): Adjust caller.
9961 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9963 * target.h (globalize_decl_name): New.
9964 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9965 * output.h (default_globalize_decl_name): New.
9966 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9968 (globalize_decl): Ditto.
9969 (default_globalize_decl_name): New.
9970 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9971 (ia64_handle_version_id_attribute): New.
9972 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9973 (ia64_asm_output_external): Use globalize_decl_name instead
9975 * doc/extend.texi (version_id): New pragma.
9976 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9978 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9980 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9981 _uleb128_t and _Unwind_SWord with _sleb128_t.
9982 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9983 uw_frame_state_for, uw_update_context_1): Likewise.
9984 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9985 * unwind-pe.h (read_uleb128, read_sleb128,
9986 read_encoded_value_with_base): Likewise.
9987 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9989 2007-01-24 Richard Guenther <rguenther@suse.de>
9991 * builtins.c (expand_builtin_cexpi): Get the fndecl
9992 for cexp in the correct way.
9994 2007-01-24 Jan Hubicka <jh@suse.cz>
9996 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9998 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10000 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10001 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10002 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10003 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10004 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10005 __SIZEOF_PTRDIFF_T__.
10006 * doc/cpp.texi: Documentation for the new builtin macros added.
10008 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10010 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10011 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10012 instead of operands[2] to avoid access past the end of array.
10014 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10016 * reload1.c (emit_reload_insns): Pass the reload register
10017 for a non-spill output reload through forget_old_reloads_1.
10019 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10021 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10022 _SOFT_DOUBLE if doubles use software floating-point.
10023 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10024 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10025 * config/rs6000/darwin-ldouble.c: Also compile functions for
10026 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10027 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10028 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10029 commented-out long double override.
10030 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10031 * config/rs6000/eabispe.h: Likewise.
10032 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10033 long double for non-SPE.
10034 (rs6000_handle_option): Likewise.
10035 (invalid_e500_subreg): Disallow more subregs involding DImode,
10036 DFmode, TImode or TFmode.
10037 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10039 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10041 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10042 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10044 (rs6000_legitimate_address): Also check for TFmode for E500
10046 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10047 (spe_build_register_parallel): Handle TFmode and TCmode.
10048 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10050 (function_arg): Handle TFmode and TCmode for E500 double.
10051 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10053 (print_operand): Handle TFmode and TImode for %y.
10054 (rs6000_generate_compare): Handle TFmode comparisons for E500
10056 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10057 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10058 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10059 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10060 TFmode for E500 double.
10061 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10062 (floatsidf2): Enable for E500 double.
10063 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10064 (extenddftf2): Change to extenddftf2_fprs.
10065 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10066 depending on TARGET_E500_DOUBLE.
10067 (extendsftf2): Enable for E500 double.
10068 (trunctfdf2): Enable for E500 double.
10069 (trunctfsf2): Change to trunctfsf2_fprs.
10070 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10071 depending on TARGET_E500_DOUBLE.
10072 (floatsitf2): Enable for E500 double.
10073 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10074 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10075 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10076 (negtf2): Change to negtf2_internal.
10077 (negtf2): New expander.
10078 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10079 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10080 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10081 (movdi_internal32): Use rs6000_nonimmediate_operand.
10082 (unnamed splitter): Likewise.
10083 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10084 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10085 (SPE64TF, DITI): New mode macros.
10086 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10089 (frob_<mode>_di_2): New.
10090 (frob_tf_di_8_2): New.
10091 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10093 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10095 (frob_ti_<mode>_8_2): New.
10096 (frob_ti_tf_2): New.
10097 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10098 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10100 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10101 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10102 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10103 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10104 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10105 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10108 2007-01-23 Ian Lance Taylor <iant@google.com>
10110 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10112 (OBJS-archive): Reformat, alphabetize.
10113 (OBJS): Change out_object_file to OBJS-md.
10115 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10117 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10118 JUMP_P and CALL_P predicates where applicable.
10119 * config/i386/i386.c: Ditto.
10120 * config/i386/i386.md: Ditto.
10121 * config/i386/mmx.md: Ditto.
10122 * config/i386/predicates.md: Ditto.
10124 2007-01-22 Andreas Schwab <schwab@suse.de>
10126 * config/m68k/m68k.h: Fix comment.
10128 2007-01-22 Jan Hubicka <jh@suse.cz>
10130 * passes.c (init_optimization_passes): Do not rerun
10131 pass_early_warn_uninitialized.
10133 2007-01-22 Richard Guenther <rguenther@suse.de>
10135 PR tree-optimization/30038
10136 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10138 (execute_cse_sincos_1): Likewise.
10139 (execute_cse_sincos): Likewise.
10140 (gate_cse_sincos): Likewise.
10141 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10142 the cexpi() canonicalization of sincos().
10143 * tree-pass.h (pass_cse_sincos): Declare.
10144 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10146 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10148 PR rtl-optimization/29329
10149 * combine.c (replaced_rhs_insn): Rename to i2mod.
10150 (replaced_rhs_value): Rename to i2mod_new_rhs.
10151 (i2mod_old_rhs): New global variable.
10152 (combine_instructions): Adjust for above change. Save a copy of
10153 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10154 note are substituted in the second instruction.
10155 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10156 ditch the note if it pertains to the second eliminated register
10157 and this register is mentioned in i2mod_old_rhs.
10160 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10162 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10163 the insn to which the note was originally attached.
10165 2007-01-21 Jan Hubicka <jh@suse.cz>
10167 * ipa-inline.c (inlining_mode): Comment, move up.
10168 (cgraph_decide_inlining_incrementally): Do not perform inlining
10169 itself; fix handling of flattening of self recursive functions.
10170 (cgraph_find_cycles): Remove.
10171 (cgraph_flatten_node): Remove.
10172 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10173 (try_inline): New function.
10174 (cgraph_early_inlining): Update call of
10175 cgraph_decide_inlining_incrementally. Apply inlining here.
10176 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10178 2007-01-21 Dirk Mueller <dmueller@suse.de>
10181 * tree-vrp.c (check_array_bounds): do not warn
10182 about ADDR_EXPR's of ARRAY_REF's which are immediately
10183 used in binary expressions.
10185 2007-01-21 Ira Rosen <irar@il.ibm.com>
10187 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10188 read_write_dep and macros for its access.
10189 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10190 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10191 argument, call vect_check_interleaving for every independent pair of
10192 data-refs. Mark loads that access the same memory location as a store
10194 (vect_check_dependences): Remove.
10195 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10196 call, fix the call to vect_analyze_data_ref_dependence.
10197 (vect_analyze_data_ref_access): For statements that access the same
10198 data-ref, check that they are not stores; for loads, check that there
10199 is no store that access the same location.
10201 2007-01-20 Roger Sayle <roger@eyesopen.com>
10202 Joseph Myers <joseph@codesourcery.com>
10204 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10205 (-fdump-rtl-stack): Likewise.
10206 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10207 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10208 (-mpt-fixed): Use @minus{} for minus sign.
10209 (Using Precompiled Headers): Fix under/overfull hbox.
10211 2007-01-20 Jan Hubicka <jh@suse.cz>
10213 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10214 place within annotation.
10216 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10218 * pa.c (output_move_double): Change array size of xoperands to 4.
10220 2007-01-20 Jan Hubicka <jh@suse.cz>
10222 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10225 2007-01-19 Ian Lance Taylor <iant@google.com>
10227 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10228 constant to unsigned HOST_WIDE_INT before negating.
10230 2007-01-19 Ian Lance Taylor <iant@google.com>
10232 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10234 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10235 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10236 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10237 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10238 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10239 (realloc_vdef, realloc_vuse): Change second parameter to
10241 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10242 fields to unsigned.
10243 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10244 unsigned. Change x and lim locals to unsigned.
10245 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10247 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10248 (copy_virtual_operands): Change i and n locals to unsigned.
10250 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10252 PR middle-end/29335
10253 * builtins.c (fold_builtin_1): Handle builtin fdim.
10255 2007-01-20 Jan Hubicka <jh@suse.cz>
10257 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10258 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10259 init_alias_heapvars.
10260 (init_alias_heapvars): Initialize only when not already initialized.
10261 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10263 2007-01-19 Roger Sayle <roger@eyesopen.com>
10265 * common.opt (fsigned-zeros): New command line option.
10266 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10267 of flag_unsafe_math_optimizations.
10268 * opts.c (set_fast_math_flags): The -ffast-math command line option
10269 implies -fno-signed-zeros.
10270 (fast_math_flags_set_p): Likewise.
10272 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10273 the documentation of -ffast-math appropriately. Wrap long lines.
10275 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10277 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10278 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10280 2007-01-19 Tomas Bily <tbily@suse.cz>
10282 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10284 (tree_init_ic_make_global_vars): New function
10285 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10286 (tree_gen_ic_profiler): New function
10287 (tree_gen_ic_func_profiler): New function
10288 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10289 (tree_profile_hooks): Added hook for indirec/virtual calls
10290 * value-prof.c (tree_find_values_to_profile): New case for
10292 (tree_values_to_profile): Call for determining indirect/virtual
10294 (tree_indirect_call_to_profile): New function
10295 (tree_ic_transform): New function
10296 (tree_ic): New function
10297 (find_func_by_pid): New function
10298 (init_pid_map): New function
10299 (tree_value_profile_transformations): Added check for
10300 indirect/virtual call transformation
10301 * value-prof.h (enum hist_type): New counter type for
10302 indirect/virtual calls
10303 (profile_hooks): Added new hook for profiling indirect/virtual
10305 * profile.c (instrument_values): New case for indirect/virtual
10307 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10308 (GCOV_COUNTER_V_INDIR): New counter type
10309 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10310 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10312 * cgraph.c: Definition of cgraph_max_pid
10313 (cgraph_create_node): Default init of pid attribute
10314 * cgraph.h: Declaration of cgraph_max_pid
10315 (struct cgraph_node): Added pid attribute
10316 * libgcov.c (__gcov_indirect_call_profiler): New function
10317 (__gcov_one_value_profiler_body): New function
10318 (__gcov_one_value_profiler): Body was moved to
10319 __gcov_one_value_profiler_body and calls it
10321 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10323 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10324 * gengtype.c (write_types_data, write_func_for_structure,
10325 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10326 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10327 (walk_type, write_func_for_structure): Generate the mark_hook if
10330 2007-01-19 Jan Hubicka <jh@suse.cz>
10332 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10333 'early' argument take inlining mode argument specifying whether to
10334 inline for size/speeed or all functions; add support for flattening;
10336 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10338 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10341 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10342 the name of the declared identifier.
10344 2007-01-19 Dirk Mueller <dmueller@suse.de>
10346 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10347 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10348 duplicate evaluation.
10350 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10352 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10353 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10354 to XFMode, use acosxf2 and truncate result to requested mode.
10355 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10356 (asin<mode>2): Similarly, with asin expanders.
10357 (*fscalexf4_i387): Rename from *fscalexf4.
10358 (expNcorexf3): New expander.
10359 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10360 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10361 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10362 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10363 patterns for SSE math.
10364 (exp10<mode>2): Similarly, with exp10 expanders.
10365 (exp2<mode>2): Similarly, with exp2 expanders.
10366 (expm1<mode>2): Similarly, with expm1 expanders.
10367 (ldexp<mode>3): Similarly, with ldexp expanders.
10368 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10369 Use gen_truncxf<mode>2_i387_noop to truncate result.
10371 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10373 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10374 for ColdFire targets.
10376 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10377 Richard Sandiford <richard@codesourcery.com>
10379 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10380 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10381 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10382 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10383 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10384 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10386 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10388 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10389 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10390 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10391 (*adddi_dilshr32_cf): New pattern.
10392 (adddi3, subdi3): Remove first alternatives.
10394 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10396 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10397 implemented using move.l, do not use its cc result for floating-point
10400 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10402 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10403 from accepting 's' constraints if flag_pic.
10405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10407 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10408 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10409 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10410 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10412 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10414 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10415 ColdFire alternatives.
10416 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10417 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10418 architectures that support ff1 instruction.
10420 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10421 Julian Brown <julian@codesourcery.com>
10423 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10424 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10425 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10428 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10430 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10432 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10433 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10434 HOST_WIDE_INT instead of an rtx.
10435 (m68k_rtx_costs): Update call accordingly.
10436 (output_move_const_into_data_reg): Likewise. Fix formatting.
10437 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10439 (output_move_simode_const): Update calls after above changes.
10440 Rework to use automatic variables and predicates like MEM_P.
10441 * config/m68k/m68k.md (pushexthisi_const): Update call to
10444 2007-01-19 Dirk Mueller <dmueller@suse.de>
10446 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10447 in dump_flags test.
10449 2007-01-19 Richard Guenther <rguenther@suse.de>
10451 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10452 via cexp in case sincos is not available.
10454 2007-01-19 Richard Guenther <rguenther@suse.de>
10456 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10457 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10458 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10459 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10460 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10461 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10462 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10463 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10465 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10467 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10469 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10470 (atan2xf3): Directly generate RTL pattern.
10471 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10472 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10473 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10474 disable patterns for SSE math.
10475 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10476 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10477 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10478 disable patterns for SSE math.
10480 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10482 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10484 2007-01-18 Roger Sayle <roger@eyesopen.com>
10486 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10487 VIEW_CONVERT_EXPR to the same type as it's operand.
10489 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10491 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10492 configured for long double 128.
10494 2007-01-18 Mike Stump <mrs@apple.com>
10496 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10499 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10501 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10504 2007-01-18 Jan Hubicka <jh@suse.cz>
10506 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10507 greater than NUM_VOP_FREE_BUCKETS.
10509 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10511 * tree-ssa-structalias.c: Update comments.
10512 (ptabitmap_obstack): Removed.
10513 (pta_obstack): New.
10514 (oldpta_obstack): Ditto.
10515 (stats): Add a few members.
10516 (struct variable_info): Remove node, complex, address_taken, and
10517 indirect_target members. Add oldsolution member.
10518 (new_var_info): Do not initialize removed members.
10519 (constraint_expr_type): Remove INCLUDES.
10520 (constraint_graph): Add size, implicit_preds, rep,
10521 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10522 (FIRST_REF_NODE): New macro.
10523 (LAST_REF_NODE): Ditto.
10524 (FIRST_ADDR_NODE): Ditto.
10525 (find): New function.
10527 (dump_constraint): Do not handle INCLUDES.
10528 (insert_into_complex): Do not insert duplicate constraints.
10529 (condense_varmap_nodes): Renamed and rewritten into ...
10530 (merge_node_constraints): This. Also fix bug in handling of
10531 offseted copy constraints.
10532 (clear_edges_for_node): No longer need to deal with preds at all,
10533 or removing associated preds/succs.
10534 (merge_graph_nodes): Deal with indirect_cycles.
10535 Don't deal with predecessors.
10536 (add_implicit_graph_edge): New function.
10537 (add_pred_graph_edge): Ditto.
10538 (add_graph_edge): Don't deal with predecessors.
10539 (build_constraint_graph): Removed.
10540 (build_pred_graph): New function.
10541 (build_succ_graph): Ditto.
10542 (struct scc_info): Removed in_component. Added roots, dfs, and
10543 node_mapping. Remove visited_index, unification_queue.
10544 (scc_visit): Deal with union-find we do now.
10545 Deal with cycles with REF nodes.
10546 (collapse_nodes): Renamed and rewritten to ...
10547 (unify_nodes): This.
10548 (process_unification_queue): Removed.
10549 (topo_visit): Cleanup
10550 (do_da_constraint): Use find.
10551 (do_sd_constraint): Ditto.
10552 (do_ds_constraint): Ditto.
10553 (do_complex_constraint): Ditto.
10554 (init_scc_info): Update for removed and added members.
10555 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10556 (find_indirect_cycles): This.
10557 (equivalence_class): New variable.
10558 (label_visit): New function.
10559 (perform_variable_substitution): Rewritten.
10560 (free_var_substitution_info): New function.
10561 (find_equivalent_node): Ditto.
10562 (move_complex_constraints): Ditto.
10563 (eliminate_indirect_cycles): Ditto.
10564 (solve_graph): Only propagate changed bits.
10565 Use indirect cycle elimination.
10567 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10568 (tree_id_eq): Renamed to ...
10569 (tree_vi_eq): This. Update for member change
10570 (insert_id_for_tree): Renamed and rewritten to ...
10571 (insert_vi_for_tree): This.
10572 (lookup_id_for_tree): Renamed and rewritten to ...
10573 (lookup_vi_for_tree): This.
10574 (get_id_for_tree): Renamed and rewritten to ...
10575 (get_vi_for_tree): Ditto.
10576 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10577 (process_constraint): Don't handle INCLUDES.
10578 Remove special ADDRESSOF case.
10579 (find_func_aliases): Rewrite to use vi functions instead of id
10581 (create_function_info_for): Ditto.
10582 (create_variable_info_for): Ditto.
10583 (intra_create_variable_infos): Ditto.
10584 (merge_smts_into): Ditto.
10585 (find_what_p_points_to): Ditto.
10586 (init_base_vars): Ditto.
10587 (init_alias_vars): Ditto.
10588 (remove_preds_and_fake_succs): New function.
10589 (dump_sa_points_to_info): Dump new stats.
10590 (dump_solution_for_var): Use find.
10591 (set_used_smts): Fix formatting.
10592 (compute_points_to_sets): Updated for new functions.
10593 (ipa_pta_execute): Ditto.
10595 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10596 Richard Sandiford <richard@codesourcery.com>
10598 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10600 * calls.c (expand_call): If the return value is a PARALLEL,
10601 extract its first member.
10602 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10603 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10604 use FUNCTION_EXTRA_EPILOGUE.
10605 (m68k_function_value): Return a PARALLEL if the return value
10606 is of a pointer type.
10607 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10608 (FUNCTION_EXTRA_EPILOGUE): Remove.
10609 * config/m68k/m68k.md (D0_REG): New constant.
10611 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10613 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10614 output a NOP for empty epilogues.
10616 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10618 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10619 before function. Extend register save check to include all
10620 registers, not just integer ones.
10622 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10624 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10625 (m68k_use_return_insn): ...this.
10626 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10627 * config/m68k/m68k.c (use_return_insn): Rename to...
10628 (m68k_use_return_insn): ...this.
10629 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10630 of USE_RETURN_INSN.
10632 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10634 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10635 nearest even, fix denormal rounding overflow.
10637 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10639 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10640 f%$smove and f%$move.
10641 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10642 (extendsfdf2_cf): Use fdmove instead of f%&move.
10643 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10644 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10646 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10648 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10651 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10653 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10654 (coldfire_single_format): Declare.
10655 (coldfire_double_format): Likewise.
10656 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10657 of qnan_msb_set to determine the lower bits of a canonical
10659 (encode_ieee_double): Likewise.
10660 (encode_ieee_quad): Likewise.
10661 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10662 (mips_single_format): Likewise.
10663 (ieee_double_format): Likewise.
10664 (mips_double_format): Likewise.
10665 (ieee_extended_motorola_format): Likewise.
10666 (ieee_extended_intel_96_format): Likewise.
10667 (ieee_extended_intel_128_format): Likewise.
10668 (ieee_extended_intel_96_round_53_format): Likewise.
10669 (ibm_extended_format): Likewise.
10670 (mips_extended_format): Likewise.
10671 (ieee_quad_format): Likewise.
10672 (mips_quad_format): Likewise.
10673 (vax_f_format): Likewise.
10674 (vax_d_format): Likewise.
10675 (vax_g_format): Likewise.
10676 (i370_single_format): Likewise.
10677 (i370_double_format): Likewise.
10678 (decimal_single_format): Likewise.
10679 (decimal_double_format): Likewise.
10680 (decimal_quad_format): Likewise.
10681 (c4x_single_format): Likewise.
10682 (c4x_extended_format): Likewise.
10683 (real_internal_format): Likewise.
10684 (coldfire_single_format): New real_format.
10685 (coldfire_double_format): Likewise.
10686 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10687 canonical_nan_lsbs_set.
10688 (pdp11_d_format): Likewise.
10689 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10690 if TARGET_COLDFIRE_CPU.
10692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10694 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10695 (output_call, m68k_legitimize_call_address): Declare.
10696 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10697 parenthesees. Add support for a 'W' constraint.
10698 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10699 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10700 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10701 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10703 (override_options): Initialize them. Do not set flag_no_function_cse
10704 for TARGET_ID_SHARED_LIBRARY.
10705 (m68k_output_pic_call): Delete.
10706 (m68k_legitimize_call_address): New function.
10707 (print_operand): Remove the %o prefix. Handle the %p prefix.
10708 (output_call): New function.
10709 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10710 target address from the GOT if symbolic jumps are not allowed.
10711 * config/m68k/m68k.md (call, general_operand): Do not set
10712 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10713 Merge separate flag_pic and !flag_pic define_insns into...
10714 (*call, *call_value): ...these new patterns. Match the address
10715 rather than the containing MEM and require it to be a call_operand.
10716 Use output_call to generate the asm template.
10717 * config/m68k/predicates.md (const_call_operand): New predicate.
10718 (call_operand): Likewise.
10720 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10722 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10723 (STACK_GROWS_DOWNWARD): Define to 1.
10724 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10725 comments, emphasizing that these values are only defaults.
10726 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10727 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10731 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10733 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10734 Richard Sandiford <richard@codesourcery.com>
10736 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10737 (FP_REGNO_P): New macros.
10738 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10739 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10740 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10741 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10743 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10745 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10746 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10748 * config/m68k/t-floatlib: New file, extracting common code from...
10749 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10750 * config/m68k/t-uclinux: Here.
10751 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10752 routines on ColdFire targets.
10754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10756 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10757 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10758 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10759 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10760 explicitly set MOTOROLA to 1.
10761 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10763 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10764 Nathan Sidwell <nathan@codesourcery.com>
10766 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10767 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10768 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10769 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10770 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10771 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10772 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10773 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10774 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10775 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10776 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10777 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10778 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10779 (DBX_REGISTER_NUMBER): Delete.
10780 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10781 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10782 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10784 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10786 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10787 * config/flat.h: New file.
10788 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10789 OBJECT_FORMAT_FLAT.
10790 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10791 indirect references for -msep-data or -mid-shared-library.
10792 Do not use PC-relative code addresses either.
10793 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10795 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10796 for shared libraries and crt1.o for executables. Use crti.o and
10798 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10799 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10800 Do not add -elf2flt or -shared-lib-id options here.
10801 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10802 Pass -shared-lib-id if -mid-shared-library, taking the library
10803 identifier from -mshared-library-id if given, otherwise
10805 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10806 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10807 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10808 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10809 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10810 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10812 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10813 jump sequence for ISA A and ISA A+.
10814 (PICJUMP): Likewise.
10816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10818 * config.gcc (m68k-*-uclinux*): Base the port on the common
10819 and m68k GNU/Linux files rather than on the generic ELF ones.
10820 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10821 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10823 2007-01-18 Julian Brown <julian@codesourcery.com>
10824 Richard Sandiford <richard@codesourcery.com>
10826 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10827 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10828 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10830 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10831 80 unconditionally.
10832 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10834 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10836 * doc/install.texi: Document m68k-uclinuxoldabi.
10837 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10838 * config/m68k/uclinux-oldabi.h: New file, copied from
10839 config/m68k/uclinux.h.
10841 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10843 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10844 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10845 (m32r_compute_frame_size): Use unsigned for regno.
10846 (m32r_reload_lr): Use gen_frame_mem.
10848 (m32r_output_function_epilogue): Don't output the function epilogue
10850 (m32r_expand_epilogue): New.
10851 (direct_return): Return false if the function has the interrupt
10853 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10854 * config/m32r/m32r.md (epilogue): New expander.
10855 (return_lr, return_rte): New insns.
10856 (return): Make it expander.
10857 (return_normal): New expander.
10859 2007-01-18 Josh Conner <jconner@apple.com>
10862 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10863 support for UNLE, UNLT, UNGE, and UNGT.
10865 2007-01-18 Jan Hubicka <jh@suse.cz>
10867 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10868 * tree-tailcall (add_virtual_phis): Likewise.
10869 (optimize_tail_call): Return TODOs.
10870 (execute_tail_calls): Return TODOs.
10871 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10872 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10874 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10875 Cleanup cfg using TODO.
10876 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10877 * passes.c (execute_function_todo): When cleanup did something, remove
10879 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10880 (make_edges): Don't cleanup_cfg.
10882 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10884 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10885 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10886 operate on the top of stack.
10887 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10888 register handling of instructions that output to the second
10890 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10891 (move_for_stack_reg): Special-case check for dead destination
10892 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10894 * config/i386/i386.md (UNSPEC_TAN): New constant.
10895 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10896 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10897 to correctly model move of constant 1.0 to top stack slot.
10898 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10899 (unnamed peephole2 pattern): Remove corresponding peephole2
10900 pattern that optimizes tan insn and loading of constant 1.0.
10901 (tanxf2): Use fptanxf4_i387.
10902 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10903 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10904 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10905 disable patterns for SSE math.
10906 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10907 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10909 2007-01-18 Dirk Mueller <dmueller@suse.de>
10910 Richard Guenther <rguenther@suse.de>
10913 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10914 * common.opt (Warray-bounds): Add new warning option.
10915 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10917 * Makefile.in: make tree-vrp.o depend on toplev.h
10918 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10920 (check_array_refs, check_array_bounds, check_array_ref): New.
10922 2007-01-18 Jan Hubicka <jh@suse.cz>
10924 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10925 (execute_ssa_ccp): Return flags conditionally.
10926 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10928 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10930 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10932 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10933 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10935 * Makefile.c (GTFILES): Add cfglayout.h.
10936 * gengtype.c (open_base_files): Likewise.
10937 * cfglayout.c (cfg_layout_function_footer,
10938 cfg_layout_function_header) Reindent to make gengtype happy.
10939 * cfglayout.h (cfg_layout_function_footer,
10940 cfg_layout_function_header): Add GTY(()) marker.
10942 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10944 2007-01-18 Ben Elliston <bje@au.ibm.com>
10946 * genautomata.c (write_automata): Include xstrerror output in the
10947 error message if writing the DFA description file fails.
10949 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10951 * config/mips/mips-protos.h (mips_output_external): Make it
10953 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10954 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10955 (extern_list): Likewise.
10956 (extern_head): Likewise.
10957 (TARGET_ASM_FILE_END): Likewise.
10958 (mips_file_end): Likewise.
10959 (mips_output_external): Rewritten.
10961 2007-01-18 Ben Elliston <bje@au.ibm.com>
10963 * genpreds.c (write_insn_preds_c): Only write out the function
10964 body for regclass_for_constraint if we have register constraints.
10966 2007-01-17 Tom Tromey <tromey@redhat.com>
10968 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10969 * doc/install.texi (Testing): Use sourceware.org.
10970 (Binaries): Likewise.
10971 (Specific): Likewise.
10972 * doc/contrib.texi (Contributors): Use sourceware.org.
10974 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10976 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10977 (AVR_ENHANCED): Rename to ...
10978 (AVR_HAVE_MUL): ... new.
10979 (avr_enhanced_p): Rename to ...
10980 (avr_have_mul_p): ... new.
10981 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10982 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10983 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10984 (avr_have_mul_p): ... new.
10985 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10986 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10987 'avr_enhanced_p' and 'enhanced'.
10988 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10989 AVR_HAVE_MUL instead of AVR_ENHANCED.
10990 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10991 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10992 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10993 instead of AVR_ENHANCED.
10994 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10995 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10996 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10998 2007-01-17 Ian Lance Taylor <iant@google.com>
11000 * vec.h (VEC_reserve_exact): Define.
11001 (vec_gc_p_reserve_exact): Declare.
11002 (vec_gc_o_reserve_exact): Declare.
11003 (vec_heap_p_reserve_exact): Declare.
11004 (vec_heap_o_reserve_exact): Declare.
11005 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11007 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11008 negative parameter.
11009 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11010 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11011 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11012 * vec.c (calculate_allocation): Add exact parameter. Change all
11014 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11015 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11016 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11017 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11018 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11019 (vec_heap_p_reserve_exact): New function.
11020 (vec_heap_o_reserve_exact): New function.
11022 2007-01-17 Jan Hubicka <jh@suse.cz>
11024 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11026 2007-01-17 Eric Christopher <echristo@apple.com>
11028 * config.gcc: Support core2 processor.
11030 2007-01-16 Jan Hubicka <jh@suse.cz>
11032 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11033 the names, just unlink the chain so we don't crash on dangling pointers
11036 2007-01-16 Jan Hubicka <jh@suse.cz>
11038 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11039 * tree-pass.h: Reorder to make IPA passes appear toegher.
11040 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11041 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11042 parameters, do not call early inliner.
11043 * ipa-inline.c: Update comments. Include tree-flow.h
11044 (cgraph_decide_inlining): Do not compute inlining parameters.
11045 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11046 be called with function context set up.
11047 (pass_ipa_inline): Remove unreachable functions before pass.
11048 (cgraph_early_inlining): Simplify assuming to be called from the
11050 (pass_early_inline): New pass.
11051 (cgraph_gate_ipa_early_inlining): New gate.
11052 (pass_ipa_early_inline): Turn into simple wrapper.
11053 (compute_inline_parameters): New function.
11054 (gate_inline_passes): New gate.
11055 (pass_inline_parameters): New pass.
11056 (apply_inline): Move here from tree-optimize.c
11057 (pass_apply_inline): New pass.
11058 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11060 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11061 doing them by hand.
11062 (tree_function_versioning): Do not allocate dummy struct function.
11063 * tree-inline.h (optimize_inline_calls): Update prototype.
11064 * tree-optimize.c (execute_fixup_cfg): Export.
11065 (pass_fixup_cfg): Remove
11066 (tree_rest_of_compilation): Do not apply inlines.
11067 * tree-flow.h (execute_fixup_cfg): Declare.
11068 * Makefile.in (gt-passes.c): New.
11069 * passes.c: Include gt-passes.h
11070 (init_optimization_passes): New passes.
11071 (nnodes, order): New static vars.
11072 (do_per_function_toporder): New function.
11073 (execute_one_pass): Dump current pass here.
11074 (execute_ipa_pass_list): Don't dump current pass here.
11076 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11078 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11079 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11081 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11083 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11084 (strong_alias): Define.
11085 (__gcc_qmul): Provide non-FMA for soft-float.
11086 (__gcc_qdiv): Same.
11091 (__gcc_qunord): New.
11101 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11102 soft-float functions.
11103 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11104 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11105 about long double soft float.
11107 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11108 Tehila Meyzels <tehila@il.ibm.com>
11110 * tree-vectorizer.h (is_pattern_stmt_p): New.
11111 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11112 formatting (tabs instead of spaces). Cleanup and clarify setting
11113 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11114 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11115 (vectorizable_type_demotion): Check that types are integral.
11116 (vectorizable_type_promotion): Likewise.
11117 (vectorizable_store): Fix typo. Eliminate new-line at end of
11120 2007-01-16 Jan Hubicka <jh@suse.cz>
11122 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11125 2007-01-15 Eric Christopher <echristo@apple.com>
11127 * ifcvt.c: Include vec.h, vecprim.h.
11128 (check_cond_move_block): New argument regs.
11129 Reorganize. Add registers used to regs.
11130 (cond_move_process_if_block): Use regs set above as
11133 2007-01-15 Eric Christopher <echristo@apple.com>
11135 * config/darwin.h: Update copyright.
11136 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11137 (LINK_COMMAND_SPEC): Add -u.
11138 (LINK_SPEC): Fix umbrella for above.
11140 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11142 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11145 2007-01-15 Tom Tromey <tromey@redhat.com>
11147 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11148 * doc/install.texi (Testing): Don't mention jacks.
11149 (Configuration): Document --enable-java-maintainer-mode. Move
11150 --with-java-home to libgcj-specific section. Document
11152 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11154 2007-01-15 Jan Hubicka <jh@suse.cz>
11156 * tree-ssa-dce.c (DCE_TODOs): New.
11157 (propagate_necessity): Return if something changed.
11158 (eliminate_unnecessary_stmts): Likewise.
11159 (perform_tree_ssa_dce): Return TODO flags when needed.
11160 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11162 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11165 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11166 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11167 patterns using X87MODEF12 mode macro. Extend operand 1
11168 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11169 (log10<mode>2): Ditto.
11170 (log2<mode>2): Ditto.
11171 (log1p<mode>2): Ditto.
11172 (logb<mode>2): Ditto.
11173 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11174 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11175 (*fxtractxf3_i387): Rename from *fxtractxf3.
11176 (fxtract_extend<mode>xf3_i387): New insn pattern.
11177 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11178 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11179 and gen_fyl2xxf3_i387().
11181 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11183 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11184 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11185 get_loop_exit_edges. Changed return type to bool.
11186 * cfgloop.h (fix_loop_placement): Declaration removed.
11188 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11190 * param.h (MIN_VECT_LOOP_BOUND): New.
11191 * params.def (MIN_VECT_LOOP_BOUND): New.
11192 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11193 argument - minimum threshold for number of iterations.
11194 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11195 argument to declaration.
11196 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11197 MIN_VECT_LOOP_BOUND.
11198 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11199 slpeel_tree_peel_loop_to_edge with additional argument.
11200 (vect_do_peeling_for_alignment): Likewise.
11201 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11203 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11207 operands of size 1.
11209 2007-01-14 Jan Hubicka <jh@suse.cz>
11211 * tree-dfa.c (remove_referenced_var): New function.
11212 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11213 prune referenced vars list too.
11214 * tree-flow.h (remove_referenced_var): Declare.
11216 2007-01-14 Jan Hubicka <jh@suse.cz>
11218 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11220 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11221 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11222 * except.h (verify_eh_throw_table_statements): Kill prototype.
11223 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11224 into call exrepssions.
11225 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11227 * tree-cfg.c: Include pointer-set.h.
11228 (verify_node_sharing): Work on pointer set.
11229 (verify_eh_throw_stmt_node): New.
11230 (verify_stmts): Use pointers sets, verify throw_stmt.
11232 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11234 * ipa-reference.c (analyze_function): Consider also addresses taken
11237 2007-01-12 Roger Sayle <roger@eyesopen.com>
11239 * c-typeck.c (null_pointer_constant_p): Replace use of
11240 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11241 (build_c_cast): Likewise.
11243 2007-01-12 Roger Sayle <roger@eyesopen.com>
11245 * tree.h (force_fit_type_double): Remove unused final argument.
11246 * c-common.c (constant_expression_warning): Replace use of
11247 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11248 (convert_and_check): Likewise.
11249 (shorten_compare): Update call to force_fit_type_double.
11250 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11251 * convert.c (convert_to_pointer): Update call to
11252 force_fit_type_double.
11253 * fold-const.c (force_fit_type_double): Remove overflowed_const
11255 (int_const_binop, fold_convert_const_int_from_int,
11256 fold_convert_const_int_from_real, fold_div_compare,
11257 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11258 fold_abs_const, fold_not_const): Remove the final argument from
11259 calls to force_fit_type_double.
11261 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11263 * configure.ac: Set insn to "nop" for spu-*-* also.
11264 * configure: Regenerate.
11266 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11268 * builtins.def : Add BUILT_IN_FREE.
11270 2007-01-12 Jan Hubicka <jh@suse.cz>
11272 PR tree-optimization/30443
11273 * tree-inline.c (tree_function_versioning): Do not optimize when
11274 cloning for inlining.
11276 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11278 * doc/loop.texi: Document recording of loop exits.
11279 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11280 (update_single_exits_after_duplication,
11281 update_single_exit_for_duplicated_loop,
11282 update_single_exit_for_duplicated_loops): Removed.
11283 (duplicate_loop_to_header_edge): Do not call
11284 update_single_exits_after_duplication and
11285 update_single_exit_for_duplicated_loops.
11286 (loop_version): Do not update single_exit information.
11287 (fix_loop_structure): Use record_loop_exits instead of
11288 mark_single_exit_loops.
11289 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11290 the lists of loop exits.
11291 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11292 split_edge, merge_blocks): Update the lists of loop exits.
11293 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11294 loop_optimizer_init.
11295 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11296 of mark_single_exit_loops.
11297 (loop_optimizer_finalize): Call release_recorded_exits.
11298 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11299 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11300 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11301 update single exit information.
11302 * lambda-code.c (perfect_nestify): Ditto.
11303 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11304 (mark_single_exit_loops): Removed.
11305 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11306 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11307 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11309 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11310 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11311 (verify_loop_structure): Verify consistency of the exit lists.
11312 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11313 (set_single_exit): Removed.
11314 * cfgloop.h (struct loop_exit): New function.
11315 (struct loop): single_exit_ field replaced by exits field.
11316 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11317 (struct loops): Added exits hash.
11318 (mark_single_exit_loops, set_single_exit): Declaration removed.
11319 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11321 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11323 * doc/invoke.texi: Avoid use of @headitem.
11325 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11327 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11329 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11331 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11334 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11335 Richard Sandiford <richard@codesourcery.com>
11337 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11338 * config/m68k/m68k.opt: Resort options.
11339 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11341 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11342 Richard Sandiford <richard@codesourcery.com>
11344 * doc/invoke.texi: Document the macros that are defined by
11345 m68k's -mtune and -mhard-float options.
11346 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11347 (m68k_cpp_cpu_family): Likewise.
11348 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11349 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11350 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11351 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11352 (m68k_cpp_cpu_family): Likewise.
11354 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11356 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11357 macros besides mc68000 as tuning macros. Use a switch statement
11358 to set them and mcpu32.
11360 2007-01-12 Julian Brown <julian@codesourcery.com>
11362 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11363 (TARGET_68040_ONLY): Rename to...
11364 (TARGET_68040): ...this.
11365 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11366 * config/m68k/m68k.md: Likewise.
11368 2007-01-12 Julian Brown <julian@codesourcery.com>
11369 Nathan Sidwell <nathan@codesourcery.com>
11370 Richard Sandiford <richard@codesourcery.com>
11372 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11373 the -mcpu= argument associated with the --with-cpu setting.
11374 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11375 if different from the one implied by the -mcpu setting.
11376 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11377 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11378 * doc/invoke.texi: Mention ColdFire in the introduction to the
11379 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11380 -mno-div and -mhard-float options. Make -m68881 a synonym for
11381 -mhard-float. Document the previously-undocumented -m5206e,
11382 -m528x, -m5307 and -m5407 options. Tweak the existing option
11383 documentation for consistency.
11384 * doc/install.texi: Mention new --with-cpu arguments.
11385 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11386 default CPU if neither -mcpu nor -march are specified.
11387 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11388 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11389 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11390 using m68k_tune to decide between families that implement the
11391 same ISA. Use m68k_tune to set __mcfv4e__.
11392 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11393 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11394 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11395 (FL_ISA_C, FL_ISA_MMU): New macros.
11396 (MASK_COLDFIRE): Delete.
11397 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11398 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11399 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11400 (TARGET_HARD_FLOAT): Do not define here.
11401 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11402 (TUNE_68000): New macro.
11403 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11404 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11405 (TUNE_CFV2): Redefine in terms of m68k_tune.
11406 (uarch_type, target_device, fpu_type): New enums.
11407 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11408 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11409 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11410 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11411 (FL_FOR_isa_c): New macros.
11412 (m68k_isa): New enum.
11413 (m68k_target_selection): New structure.
11414 (all_devices, all_isas, all_microarchs): New tables.
11415 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11416 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11417 (MASK_ALL_CPU_BITS): Delete.
11418 (m68k_find_selection): New function.
11419 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11420 Map the legacy target options to a combination of the new ones.
11421 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11422 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11423 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11425 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11426 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11428 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11429 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11430 * config/m68k/m68k-devices.def: New file.
11432 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11433 Nathan Sidwell <nathan@codesourcery.com>
11435 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11436 (SUBTARGET_EXTRA_SPECS): New macros.
11437 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11438 use %(asm_cpu_spec) instead.
11439 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11440 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11441 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11442 (EXTRA_SPECS): Rename to...
11443 (SUBTARGET_EXTRA_SPECS): ...this.
11445 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11446 Richard Sandiford <richard@codesourcery.com>
11447 Julian Brown <julian@codesourcery.com>
11449 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11450 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11451 to the configuration's default CPU.
11452 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11453 Remove default masks.
11454 (m680[012]0-*-*): Set the default with_cpu to the first part of
11456 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11457 (m68k*-*-linux): Extend the --with-cpu handling to...
11458 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11459 and m68010. Don't set target_cpu_default2.
11460 * doc/install.texi: Document --with-cpu for m68k.
11461 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11462 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11463 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11464 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11465 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11466 (ASM_SPEC): Remove use of %(asm_cpu_default).
11467 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11468 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11469 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11470 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11471 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11472 (TARGET_DEFAULT): Delete.
11473 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11474 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11475 (CPP_CPU_SPEC): Delete.
11476 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11477 the appropriate string.
11478 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11479 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11480 (ASM_SPEC): Don't use %(asm_default_spec).
11481 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11482 TARGET_DEFAULT and add MASK_68881.
11483 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11485 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11487 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11488 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11489 MASK_68010 alongside MASK_68020.
11490 * doc/invoke.texi: Document -m68010.
11491 * config/m68k/m68k.opt (m68010): New.
11492 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11494 (TUNE_68010): New macro.
11495 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11496 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11497 (M68K_CPU_m68332): Add MASK_68010.
11498 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11499 fallback definition.
11500 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11502 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11503 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11504 to all entries that use MASK_68020.
11505 (output_move_simode_const, output_move_himode, output_move_qimode)
11506 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11507 instead of TARGET_68020 to select clr behavior. Remove comment
11508 about there being no TARGET_68010.
11509 * config/m68k/m68k.md: Likewise throughout.
11511 2007-01-12 Julian Brown <julian@codesourcery.com>
11513 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11514 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11515 * config/m68k/m68k.md: Likewise.
11517 2007-01-12 Julian Brown <julian@codesourcery.com>
11519 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11520 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11522 2007-01-12 Julian Brown <julian@codesourcery.com>
11524 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11525 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11526 * config/m68k/m68k.md: Likewise.
11528 2007-01-12 Julian Brown <julian@codesourcery.com>
11529 Richard Sandiford <richard@codesourcery.com>
11531 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11532 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11533 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11535 (TARGET_CPU32): Rename to...
11536 (TUNE_CPU32): ...this.
11537 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11538 (TUNE_CFV2): New macros.
11539 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11540 remove conditions that are implied by TARGET_68020.
11541 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11542 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11543 (m68k_output_function_epilogue): Likewise.
11544 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11545 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11546 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11547 non-68000 timings. Refactor multiplication and division costs.
11548 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11549 TUNE_CPU32 instead of TARGET_CPU32.
11550 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11551 and TUNE_68060 instead of TARGET_68060.
11552 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11553 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11555 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11556 && !TARGET_COLDFIRE" to choose between moveq and clr.
11557 Likewise in the unnamed movsf pattern.
11558 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11559 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11562 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11564 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11565 of tabbing before backslashes.
11567 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11569 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11570 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11571 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11573 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11575 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11576 find_interesting_uses_cond.
11577 (find_interesting_uses_cond): Use extract_cond_operands.
11578 (rewrite_use_compare): Use extract_cond_operands and
11579 force_gimple_operand_bsi. Do not call update_stmt.
11580 (determine_use_iv_cost_condition): Use extract_cond_operands.
11581 Return cheaper of using original bound and changing the exit bound.
11583 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11585 PR tree-optimization/29516
11586 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11587 most_expensive_mult_to_index, addr_to_parts,
11588 create_mem_ref, maybe_fold_tmr): Make the type of
11589 fields of TARGET_MEM_REF sizetype.
11590 (move_fixed_address_to_symbol, move_pointer_to_base):
11592 * tree.def (TARGET_MEM_REF): Add comment on types of
11595 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11597 * c-common.c (vector_types_convertible_p): Treat opaque types as
11598 always convertible if they have the same size, but not otherwise.
11600 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11602 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11603 Remove the b_unconditional field.
11604 (noce_try_sign_mask): Do not look at b_unconditional.
11605 (noce_process_if_block): Do not use merge_if_blocks. Update
11606 the CFG here. Do not set b_unconditional.
11607 (cond_move_process_if_block): Likewise.
11608 (find_cond_trap): Likewise.
11609 (check_cond_move_block): Require simple jump insns at the end
11610 of the basic block.
11612 2007-01-11 Jan Hubicka <jh@suse.cz>
11614 PR tree-optimization/1046
11615 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11616 when alias info is not ready.
11617 (pass_tail_recursion): Do not require aliasing.
11618 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11619 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11620 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11621 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11622 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11623 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11624 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11626 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11627 When aliasing is not build, mark statement as volatile.
11629 2007-01-11 Tom Tromey <tromey@redhat.com>
11631 PR preprocessor/15185, PR preprocessor/20989:
11632 * doc/cppopts.texi <-MT>: Update description of algorithm for
11633 computing default target.
11634 <-M, -MD>: Reword "basename" text.
11636 2007-01-11 Roger Sayle <roger@eyesopen.com>
11638 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11639 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11640 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11641 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11642 fold_builtin_bswap, real_constp, fold_builtin_pow,
11643 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11644 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11645 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11646 * convert.c (convert_to_pointer): Likewise.
11647 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11648 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11649 const_binop, fold_convert_const_int_from_int,
11650 fold_convert_const_int_from_real,
11651 fold_convert_const_real_from_real, sign_bit_p,
11652 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11653 fold_sign_changed_comparison, fold_unary, fold_comparison,
11654 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11655 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11656 * print-tree.c (print_node_brief, print_node): Likewise.
11657 * stor-layout.c (place_field, layout_type): Likewise.
11658 * tree-chrec.c (keep_cast): Likewise.
11659 * tree.c (build_vector, build_real, build_real_from_int_cst,
11660 build_complex): Likewise.
11662 2007-01-11 Roger Sayle <roger@eyesopen.com>
11664 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11665 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11667 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11669 * configure.ac (strict1_warn): Rename to strict_warn.
11670 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11671 cc_set_by_configure, quoted_cc_set_by_configure,
11672 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11673 all_boot_languages, all_stagestuff): Remove.
11674 (target_list): Remove bootstrap targets.
11675 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11676 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11677 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11678 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11679 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11680 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11681 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11682 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11683 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11684 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11685 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11686 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11687 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11688 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11689 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11690 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11691 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11692 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11693 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11694 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11695 (mostlyclean): Adjust.
11696 (clean, distclean): Don't mention bootstrap stuff.
11697 * configure: Regenerate.
11698 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11699 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11700 treelang/config-lang.in (stagestuff): Remove.
11701 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11702 stageprofile, stagefeedback, stagestuff): Remove mention.
11704 2007-01-11 Nick Clifton <nickc@redhat.com>
11706 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11708 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11709 (mcore_arith_K_S_operand): Run the test for the S constraint not
11710 the test for the M constraint.
11711 (mcore_addsub_operand): Do not accept integer values that are
11712 larger than 32 bits.
11713 * config/mcore/mcore.md: Remove unused constraints from split.
11714 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11715 (addsi3): Likewise.
11716 (allocate_stack): Likewise.
11717 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11718 operands to 32 bits.
11719 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11721 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11722 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11723 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11724 mcore_output_bclri, mcore_output_andn, output_inline_const,
11725 mcore_output_move, mcore_output_movedouble): Likewise.
11726 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11727 (output_inline_const): Likewise.
11728 (output_inline_const): Fix format strings used in sprintf
11730 * config/mcore/mcore-protos.h: Update prototypes for changed
11731 functions in mcore.c.
11732 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11733 HOST_WIDE_INT and not int.
11734 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11735 CONST_OK_FOR_N): Likewise.
11736 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11737 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11740 2007-01-10 Jan Hubicka <jh@suse.cz>
11742 * tree-vrp.c (remove_range_assertions): Release defs.
11743 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11744 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11746 2007-01-10 Paul Brook <paul@codesourcery.com>
11748 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11749 * config/arm/arm.md (mulsi3subsi): New insn.
11751 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11753 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11754 (tree_transform_and_unroll_loop): New.
11755 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11758 2007-01-10 Robert Kennedy <jimbob@google.com>
11760 * fold-const.c (fold_comparison): Fold comparisons like (x *
11761 1000 < 0) to (x < 0).
11763 2007-01-10 Ian Lance Taylor <iant@google.com>
11765 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11766 operands have the same priority.
11768 2007-01-10 Tom Tromey <tromey@redhat.com>
11770 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11771 (fold_binary): Likewise.
11772 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11773 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11774 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11775 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11776 * langhooks.h (struct lang_hooks): Removed field
11777 'can_use_bit_fields_p'.
11779 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11781 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11783 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11785 * function.c (get_last_funcdef_no): New function.
11786 * function.h (get_last_funcdef_no): Declare.
11787 * tree-inline.c (initialize_cfun): Add initialization.
11788 (tree_function_versioning): Cleanup.
11790 2007-01-10 Jan Hubicka <jh@suse.cz>
11792 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11795 2007-01-10 Sa Liu <saliu@de.ibm.com>
11796 Ben Elliston <bje@au.ibm.com>
11798 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11799 for SAVE_NONLOCAL and Pmode for any other save level.
11800 * spu-protos.h (spu_restore_stack_block): Declare.
11801 * spu.md (save_stack_block): Remove.
11802 (restore_stack_block): Call spu_restore_stack_block.
11803 * spu.c (spu_restore_stack_block): New function.
11804 (spu_expand_epilogue): Remove old comment.
11806 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11808 PR tree-optimization/30322
11809 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11810 (cand_value_at): Return the value as aff_tree.
11811 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11812 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11813 aff_combination_mult): New functions.
11814 (aff_combination_add): Use aff_combination_add_cst.
11815 (aff_combination_convert): Allow conversions to a wider type.
11816 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11817 * tree-affine.h (aff_combination_mult): Declare.
11819 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11821 * doc/tm.texi: Update documentation to reflect reality of exec
11822 and start file search behaviours. Update copyright year.
11823 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11824 header file directories.
11826 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11828 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11829 (*cosxf2): Rename to cosxf2_i387.
11830 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11831 using X87MODEF12 mode macro. Rename patterns to
11832 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11834 (*cosdf2, *cossf2): Ditto.
11835 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11836 to match extended input operands.
11837 (sincos<mode>3): New expander.
11838 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11839 insn patterns and corresponding splitters.
11841 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11843 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11844 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11846 2007-01-09 Nicolas Pitre <nico@cam.org>
11849 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11851 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11853 * target.h (struct gcc_target): New field library_rtti_comdat.
11854 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11855 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11856 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11857 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11859 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11861 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11863 2007-01-08 Richard Guenther <rguenther@suse.de>
11865 * tree.h (force_fit_type_double): Export.
11866 (force_fit_type): Remove.
11867 * fold-const.c (force_fit_type_double): New function.
11868 (force_fit_type): Remove.
11869 (int_const_binop): Use it.
11870 (fold_convert_const_int_from_int): Likewise.
11871 (fold_convert_const_int_from_real): Likewise.
11872 (fold_div_compare): Likewise.
11873 (fold_sign_changed_comparison): Likewise.
11874 (fold_unary): Likewise.
11875 (fold_negate_const): Likewise.
11876 (fold_abs_const): Likewise.
11877 (fold_not_const): Likewise.
11878 * c-common.c (shorten_compare): Use force_fit_type_double.
11879 * convert.c (convert_to_pointer): Likewise.
11881 2007-01-08 Richard Guenther <rguenther@suse.de>
11883 * tree.h (build_int_cst_wide_type): Export.
11884 * tree.c (build_int_cst_wide_type): New function.
11885 (build_int_cst_wide): Fix comment.
11886 * builtins.c (fold_builtin_object_size): Use build_int_cst
11887 to build -1 or 0 of the correct type. Use fit_double_type
11888 to check for overflow.
11889 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11891 (decode_field_reference): Likewise.
11892 (all_ones_mask_p): Likewise.
11893 (native_interpret_int): Use build_int_cst_wide_type.
11894 (fold_binary): Use build_int_cst_type to build an all-ones
11896 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11898 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11900 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11902 2007-01-09 Ben Elliston <bje@au.ibm.com>
11904 * genautomata.c (STATS_OPTION): New option.
11905 (stats_flag): New flag.
11906 (gen_automata_option): Handle it.
11907 (initiate_automaton_gen): Ditto.
11908 (write_automata): Output statistics only if stats_flag is
11909 set. Likewise, output time statistics only if time_flag is set.
11910 * doc/md.texi (Processor pipeline description): Document new flag.
11912 2007-01-08 Richard Guenther <rguenther@suse.de>
11914 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11915 * tree.c (build_int_cst_type): Likewise.
11916 (size_in_bytes): Don't call force_fit_type on the result.
11917 (int_fits_type_p): Use fit_double_type.
11918 * fold-const.c (fit_double_type): New function.
11919 (force_fit_type): Use it.
11920 * tree.h (fit_double_type): Export.
11922 2007-01-08 Jan Hubicka <jh@suse.cz>
11924 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11925 * ipa.c (function_and_variable_visibility): Fix return type.
11927 2007-01-08 Richard Guenther <rguenther@suse.de>
11929 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11930 of offset to build the index.
11931 * tree-pretty-print.c (dump_generic_node): Don't build negated
11932 const just for printing.
11933 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11934 * builtins.c (fold_builtin_int_roundingfn): Check if result
11935 fits the type by using force_fit_type and comparing the result.
11936 * predict.c (predict_loops): Use compare_tree_int for comparison.
11937 * tree.c (build_int_cst): Fall back to integer_type_node for
11939 (build_int_cst_wide): Assert type is non-null.
11941 2007-01-08 Roberto Costa <roberto.costa@st.com>
11943 * tree-vrp.c (extract_range_from_cond_expr): New.
11944 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11945 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11947 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11948 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11949 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11950 used as expressions.
11951 * tree-object-size.c (cond_expr_object_size): New.
11952 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11954 2007-01-08 Jan Hubicka <jh@suse.cz>
11956 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11957 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11960 2007-01-08 Richard Guenther <rguenther@suse.de>
11962 PR tree-optimization/23603
11963 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11964 (extract_range_from_binary): Fall back to truthvalue instead of
11965 varying for TRUTH_*_EXPR.
11966 (extract_range_from_comparison): Fall back to truthvalue instead of
11968 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11969 if all visited PHI values were constant.
11971 2007-01-08 Jan Hubicka <jh@suse.cz>
11973 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11974 (cgraph_analyze_function): break out from ...
11975 (cgraph_finalize_compilation_unit): ... here.
11976 (cgraph_expand_function): Remove forgoten commented out line.
11977 (cgraph_optimize): Analyze functions.
11979 2007-01-08 Jan Hubicka <jh@suse.cz>
11981 * tree-pas.h (TODO_remove_function): New flag.
11982 (TODO_update*): Renumber.
11983 (pass_ipa_increase_alignment,
11984 pass_ipa_function_and_variable_visibility): New passes.
11985 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11986 (cgraph_function_and_variable_visibility): Move to ipa.c
11987 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11988 cgraph_increase_alignment.
11989 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11990 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11991 calling tree-inline.
11992 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11993 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11994 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11995 (gate_increase_alignment): New function.
11996 (pass_ipa_increase_alignment): New pass.
11997 * ipa.c: Inline tree-pass.h and timevar.h
11998 (function_and_variable_visibility): Move here from cgraphunit.c
11999 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12000 * passes.c (init_optimization_passes): Add the two new passes.
12001 (execute_todo): Handle cgraph_remove_functions.
12003 2007-01-08 Nick Clifton <nickc@redhat.com>
12005 * config/frv/predicates.md (reg_or_0_operand): Accept
12008 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12010 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12011 * config.gcc: Add bfin*-rtems*.
12013 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12015 * c.opt: Add -flax-vector-conversions.
12016 * c-typeck.c (convert_for_assignment): Pass flag to
12017 vector_types_convertible_p to allow emission of note.
12018 (digest_init): Likewise.
12019 * c-opts.c: Handle -flax-vector-conversions.
12020 * c-common.c (flag_lax_vector_conversions): New.
12021 (vector_types_convertible_p): Unless -flax-vector conversions
12022 has been passed, disallow conversions between vectors with
12023 differing numbers of subparts and/or element types. If such
12024 a conversion is disallowed, possibly emit a note on the first
12025 occasion only to inform the user of -flax-vector-conversions.
12026 The new last argument specifies this.
12027 * c-common.h (flag_lax_vector_conversions): New.
12028 (vector_types_convertible_p): Add extra argument.
12029 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12030 char_type_node for V*QI type vectors.
12031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12032 Update to satisfy new typechecking rules.
12033 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12034 C and C++ variants.
12035 * doc/invoke.texi (C Dialect Options): Document
12036 -flax-vector-conversions.
12038 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12040 PR tree-optimization/29877
12041 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12042 a register variable on the RHS to not be replaceable.
12044 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12045 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12046 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12047 const_simm15, const_pow2, const_npow2): Added.
12048 * config/score/misc.md (insv, extv, extzv, movmemsi,
12049 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12050 * config/score/score.c (score_address_cost, score_select_cc_mode):
12052 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12053 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12054 Update score_print_operand.
12055 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12056 Adjust register allocate order and update some macro define.
12057 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12058 mdx_block_move_straight, mdx_block_move_loop_head,
12059 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12060 mdx_block_move): Added.
12061 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12062 mdp_limm): Updated and fix some bug and typo.
12063 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12064 (movsf, movdf, doloop_end): Added.
12066 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12068 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12069 config/arm/thumb2.md: Fix comment typos.
12070 * doc/extend.texi: Fix a typo.
12072 2007-01-07 Eric Christopher <echristo@apple.com>
12074 * configure.ac: Check for __stack_chk_fail for darwin.
12075 * configure: Regenerate.
12077 2007-01-07 Richard Guenther <rguenther@suse.de>
12079 * tree-vrp.c (extract_range_from_assert): CSE calls to
12080 compare_values where possible.
12081 (extract_range_from_unary_expr): Likewise.
12083 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12085 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12086 * config/avr/avr.c (call_insn_operand): Delete function.
12087 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12088 instead of register number. Use predicates.
12089 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12090 call_insn_operand): Add.
12092 2007-01-06 Jan Hubicka <jh@suse.cz>
12094 * tree-pass.h (pass_build_cgraph_edges): Declare.
12095 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12096 (visited_nodes): Remove.
12097 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12098 build_cgrpah_edges; make visited_nodes local.
12099 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12100 (record_references_in_initializer): Move to cgraphbuild.c
12101 (initialize_inline_failed, rebuild_cgraph_edges,
12102 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12103 (verify_cgraph_node): Make visited_nodes local.
12104 (cgraph_analyze_function): Do not call cgraph_create_edges and
12105 initialize_inline_failed.
12106 (cgraph_expand_function): Do not call cgraph_lower_function;
12107 assert that function is already lowered.
12108 * Makefile.in (cgraphbuild.o): New.
12109 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12110 at the end of lowering passes.
12112 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12114 * ifcvt.c (cond_move_convert_if_block): New function, code
12115 factored out from...
12116 (cond_move_process_if_block): ...here. Call the new function
12117 on the THEN and ELSE blocks.
12118 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12119 already takes care of this.
12121 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12124 * tree.h (TREE_OVERFLOW_P): New.
12125 * c-typeck.c (parser_build_unary_op): Warn only if result
12126 overflowed and operands did not.
12127 (parser_build_binary_op): Likewise.
12128 (convert_for_assignment): Remove redundant overflow_warning.
12129 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12131 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12133 * c-typeck.c (store_init_value): Split over two lines to follow
12134 the GNU coding style.
12136 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12138 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12139 __GXX_EXPERIMENTAL_CXX0X__.
12140 * doc/cpp.texi: Same.
12142 2007-01-05 Richard Guenther <rguenther@suse.de>
12144 PR middle-end/27826
12145 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12146 with mismatched types. Instead explicitly build a
12147 conversion NOP_EXPR.
12149 2007-01-05 Ian Lance Taylor <iant@google.com>
12151 * c-common.c (decl_with_nonnull_addr_p): New function.
12152 (c_common_truthvalue_conversion): Call it.
12153 * c-typeck.c (build_binary_op): Likewise.
12154 * c-common.h (decl_with_nonnull_addr_p): Declare.
12156 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12159 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12162 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12164 * doc/install.texi (Final install): Document the fact that
12165 the GNAT runtime should not be stripped.
12167 2007-01-04 Jan Hubicka <jh@suse.cz>
12169 * tree-inline.c (fold_marked_statements): Update operand caches
12170 and EH after folding
12172 2007-01-04 Ian Lance Taylor <iant@google.com>
12174 * c-common.c (check_function_nonnull): Whitespace fix.
12176 2007-01-04 Jan Hubicka <jh@suse.cz>
12178 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12179 comitted older version of patch.
12180 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12181 function, celanup cfg and collect garbage.
12183 2007-01-04 Mike Stump <mrs@apple.com>
12185 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12188 2007-01-04 Eric Christopher <echristo@apple.com>
12190 * libgcc2.c (__bswapsi2): Use SItype.
12191 (__bswapdi2): Use DItype.
12192 * libgcc2.h: Update for above.
12194 2007-01-04 Paul Brook <paul@codesourcery.com>
12196 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12197 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12198 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12199 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12200 umulsi3_highpart): Make conditional on !arm_arch6.
12201 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12202 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12203 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12204 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12205 umulsi3_highpart_v6): New insns.
12207 2007-01-04 Roger Sayle <roger@eyesopen.com>
12209 * fold-const.c (fold_convert): When casting an expression to void,
12210 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12211 have a type. Instead of attempting to build a NOP_EXPR, return
12212 these "special" trees directly.
12214 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12216 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12217 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12218 rs6000_cost->fp not 0 as adjustment for outer NEG.
12220 2007-01-04 Jan Hubicka <jh@suse.cz>
12222 * cgraph.c (cgraph_release_function_body): New function.
12223 (cgraph_remove_node): Use it.
12224 * cgraph.h (cgraph_release_function_body): Declare.
12225 * cgraphunit.c (cgraph_expand_function): Use it.
12226 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12227 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12228 is initialized and while compilation of other function is running.
12229 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12230 statement CFG annotations from here to ...
12231 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12233 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12235 * cfgloop.h (enum li_flags): Make the constants powers of two.
12237 2007-01-04 Jan Hubicka <jh@suse.cz>
12239 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12241 (fold_marked_statements): New function.
12242 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12243 * tree-inline.h (copy_body_data): Add statements_to_fold.
12245 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12247 * config.gcc: Mention libgcc/config.host.
12248 * Makefile.in: Update comments mentioning libgcc.
12249 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12250 (all.cross, start.encap, rest.encap, rest.cross): Update
12251 dependencies for libgcc move.
12252 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12253 (clean-target, clean-target-libgcc): Delete.
12254 (srcdirify, GCC_EXTRA_PARTS): New macros.
12255 (libgcc-support, libgcc.mvars): New rules.
12256 (distclean): Remove mention of mklibgcc.
12257 (install): Don't reference INSTALL_LIBGCC.
12258 (install-common): Don't reference EXTRA_PARTS.
12259 (install-libgcc, install-multilib): Delete rules.
12260 * mklibgcc.in: Delete file.
12261 * doc/configfiles.texi: Don't mention mklibgcc.
12263 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12264 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12265 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12266 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12267 (mklibgcc, ldblspecs): Likewise.
12269 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12270 (posixpre.def): Use $(T).
12271 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12272 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12273 (SHLIB_LINK): Make dummy.
12274 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12276 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12278 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12279 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12280 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12281 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12283 * configure.ac (all_outputs): Remove mklibgcc.
12284 * configure: Regenerated.
12286 2007-01-03 Josh Conner <jconner@apple.com>
12288 PR middle-end/29683
12289 * calls.c (compute_argument_addresses): Set stack and stack_slot
12290 for partial args, too.
12291 (store_one_arg): Use locate.size.constant for the size when
12292 generating a save_area.
12294 2007-01-03 Robert Kennedy <jimbob@google.com>
12296 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12297 whose definitions are deleted due to basic block merging.
12299 2007-01-03 Paul Brook <paul@codesourcery.com>
12302 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12304 (use_return_insn): Return 0 for Thumb interrupt functions.
12305 (print_multi_reg): Add rfe argument for IRQ returns.
12306 (arm_output_epilogue): Pop interrupt return address directly into PC.
12307 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12309 2007-01-03 Paul Brook <paul@codesourcery.com>
12311 Merge from sourcerygxx-4_1.
12312 * config/arm/thumb2.md: New file.
12313 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12315 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12316 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12317 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12318 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12320 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12321 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12323 * config/arm/ieee754-sf.S: Ditto.
12324 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12325 (thumb1_base_register_rtx_p): ... to this.
12326 (thumb_index_register_rtx_p): Rename...
12327 (thumb1_index_register_rtx_p): ... to this.
12328 (thumb_output_function_prologue): Rename...
12329 (thumb1_output_function_prologue): ... to this.
12330 (thumb_legitimate_address_p): Rename...
12331 (thumb1_legitimate_address_p): ... to this.
12332 (thumb_rtx_costs): Rename...
12333 (thumb1_rtx_costs): ... to this.
12334 (thumb_compute_save_reg_mask): Rename...
12335 (thumb1_compute_save_reg_mask): ... to this.
12336 (thumb_final_prescan_insn): Rename...
12337 (thumb1_final_prescan_insn): ... to this.
12338 (thumb_expand_epilogue): Rename...
12339 (thumb1_expand_epilogue): ... to this.
12340 (arm_unwind_emit_stm): Rename...
12341 (arm_unwind_emit_sequence): ... to this.
12342 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12343 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12344 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12345 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12346 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12347 thumb2_output_casesi): New functions.
12348 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12349 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12350 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12351 THUMB2_WORK_REGS): Define.
12352 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12353 arm_condexec_mask, arm_condexec_masklen)): New variables.
12354 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12355 (arm_override_options): Check new CPU capabilities.
12356 Set new architecture flag variables.
12357 (arm_isr_value): Handle v7m interrupt functions.
12358 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12360 (const_ok_for_arm): Handle Thumb-2 constants.
12361 (arm_gen_constant): Ditto. Use movw when available.
12362 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12364 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12365 (thumb_find_work_register, arm_load_pic_register,
12366 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12367 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12368 print_multi_reg, output_mov_long_double_fpa_from_arm,
12369 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12370 output_mov_double_fpa_from_arm, output_move_double,
12371 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12372 output_return_instruction, arm_output_function_prologue,
12373 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12374 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12375 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12376 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12377 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12378 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12380 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12381 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12382 (arm_file_start): Output directive for unified syntax.
12383 (arm_unwind_emit_set): Handle stack alignment instruction.
12384 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12385 Add v6t2, v7, v7a, v7r and v7m.
12386 (RETLDM): Add Thumb-2 code.
12387 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12388 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12389 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12390 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12391 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12392 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12393 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12394 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12395 ADJUST_INSN_LENGTH): Define.
12396 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12397 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12398 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12399 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12400 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12401 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12402 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12403 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12404 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12405 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12406 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12407 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12408 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12409 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12410 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12411 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12412 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12414 * config/arm/arm-tune.md: Regenerate.
12415 * config/arm/arm-protos.h: Update prototypes.
12416 * config/arm/vfp.md: Enable patterns for Thumb-2.
12417 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12418 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12419 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12420 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12421 * config/arm/libunwind.S: Add Thumb-2 code.
12422 * config/arm/constraints.md: Update include Thumb-2.
12423 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12424 * config/arm/ieee754-df.S: Ditto.
12425 * config/arm/bpabi.S: Ditto.
12426 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12427 * config/arm/predicates.md (low_register_operand,
12428 low_reg_or_int_operand, thumb_16bit_operator): New.
12429 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12430 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12431 * config/arm/t-arm-elf: Add armv7 multilib.
12432 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12434 (UNSPEC_STACK_ALIGN, ce_count): New.
12435 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12436 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12438 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12439 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12440 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12441 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12442 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12443 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12445 * doc/extend.texi: Document ARMv7-M interrupt functions.
12446 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12448 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12450 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12451 (struct _Unwind_Context): Rename args_size to flags, remove
12452 signal_frame field, add a new args_size field and version field.
12453 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12454 _Unwind_IsExtendedContext): New inline functions.
12455 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12456 Assume by_value array is only present if _Unwind_IsExtendedContext.
12457 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12458 _Unwind_IsSignalFrame.
12459 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12460 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12461 (uw_init_context_1): Initialize context->flags to
12462 EXTENDED_CONTEXT_BIT.
12463 * config/rs6000/linux-unwind.h (frob_update_context): Use
12464 _Unwind_SetSignalFrame.
12466 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12468 PR middle-end/30353
12469 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12470 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12473 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12475 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12476 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12477 RET, AT_SP): Remove.
12478 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12481 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12482 * cfgbuild.c (find_basic_blocks): Likewise.
12483 * cfgrtl.c (rtl_create_basic_block): Likewise.
12484 * function.c (temp_slots_at_level): Likewise.
12485 * reg-stack.c (stack_regs_mentioned): Likewise.
12486 * regclass.c (allocate_reg_info): Likewise.
12487 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12488 set_bb_for_stmt, move_block_to_fn): Likewise.
12489 * tree-complex.c (tree_lower_complex): Likewise.
12490 * vec.h (VEC_safe_grow_cleared): New.
12492 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12494 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12496 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12497 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12499 * cfgloopmanip.c (scale_loop_frequencies): Export.
12500 (loopify): Scale the frequencies by prescribed coefficients.
12501 (set_zero_probability): New function.
12502 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12503 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12504 and frequencies according to arguments.
12505 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12507 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12508 * modulo-sched.c (sms_schedule): Set probabilities for entering
12509 versioned loop correctly.
12510 * tree-vect-transform.c (vect_transform_loop): Ditto.
12511 * cfgloop.h (loopify, loop_version): Declaration changed.
12512 (scale_loop_frequencies): Declared.
12514 2007-01-02 Jan Hubicka <jh@suse.cz>
12516 * cgraph.c: Include tree-flow.h
12517 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12518 early_local_passes.
12519 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12520 * tree-pass.h (pass_all_early_optimizations): Declare.
12521 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12522 early_local_passes.
12523 (cgraph_analyze_function): Do early_local_passes.
12524 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12525 Do not add referenced vars.
12526 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12528 (gate_all_early_local_passes): New gate.
12529 (pass_early_local_passes): Use new gate.
12530 (execute_early_local_optimizations): New functions.
12531 (gate_all_early_optimizations): New gate.
12532 (pass_all_early_optimizations): New pass.
12533 (execute_free_datastructures): Free SSA only when initialized.
12534 (gate_init_datastructures): Init only when optimizing.
12535 (tree_lowering_passes): Do early local passes when called late.
12536 * tree-profile.c (do_tree_profiling): Don't profile functions added
12538 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12539 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12541 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12542 during early_local_passes.
12543 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12546 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12548 * Makefile.in: Update copyright year.
12550 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12552 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12553 in $(lang_checks) and check-consistency targets.
12555 2007-01-02 Jan Hubicka <jh@suse.cz>
12557 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12558 Do not add referenced vars.
12559 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12561 * passes.c (init_optimization_passes): Put mudflap_2 after
12562 free_datastructures.
12564 2007-01-02 Jan Hubicka <jh@suse.cz>
12566 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12567 Set NOTHROW flag on call statements proved to be nothrow.
12568 Update statement of local calls so new pure/const functions are
12569 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12571 (tree_rest_of_compilation): Register hooks and initialize bitmap
12572 early. Do not set after_inlining flag.
12574 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12576 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12577 HOST_BITS_PER_LONGLONG
12579 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12582 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12583 warning for non-static initializers.
12585 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12587 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12588 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12589 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12590 Always use set_unique_reg_note to add REG_EQUAL notes.
12592 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12595 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12597 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12598 * cfgbuild.c (find_basic_blocks): Likewise.
12599 * cfgrtl.c (rtl_create_basic_block): Likewise.
12600 * function.c (temp_slots_at_level): Likewise.
12601 * reg-stack.c (stack_regs_mentioned): Likewise.
12602 * regclass.c (allocate_reg_info): Likewise.
12603 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12604 set_bb_for_stmt, move_block_to_fn): Likewise.
12605 * tree-complex.c (tree_lower_complex): Likewise.
12606 * vec.h (VEC_safe_grow_cleared): New.
12608 2007-01-02 Ian Lance Taylor <iant@google.com>
12610 * c-common.c (c_common_truthvalue_conversion): When warning about
12611 using an assignment as a truth value, set TREE_NO_WARNING.
12613 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12616 * c.opt (Wold-style-declaration): New.
12617 * doc/invoke.texi (C-only Warning Options): New.
12618 (Wold-style-declaration): Document it.
12619 (Wextra): Enabled by -Wextra.
12620 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12621 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12622 -Wold-style-declaration.
12624 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12626 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12627 * cfgbuild.c (find_basic_blocks): Likewise.
12628 * cfgrtl.c (rtl_create_basic_block): Likewise.
12629 * function.c (temp_slots_at_level): Likewise.
12630 * reg-stack.c (stack_regs_mentioned): Likewise.
12631 * regclass.c (allocate_reg_info): Likewise.
12632 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12633 set_bb_for_stmt, move_block_to_fn): Likewise.
12634 * tree-complex.c (tree_lower_complex): Likewise.
12635 * vec.h (VEC_safe_grow_cleared): New.
12637 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12639 * c-common.c (c_common_nodes_and_builtins): Since variants of
12640 void_type_node get built before it is given a name, we need to
12641 give those variants the name, too.
12642 (complete_array_type): We need to work with the canonical main
12643 type of the array, from which we will build the qualified version.
12644 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12645 * print-tree.c (print_node): Display canonical type information
12647 * stor-layout.c (layout_type): When we don't know the
12648 alignment of a type for which we're building an array, we end up
12649 guessing wrong, so make the type require structural equality.
12650 * tree.c (make_node_stat): When we build a new type, it is its
12651 own canonical type.
12652 (build_type_attribute_qual_variant): When building an attribute
12653 variant, its canonical type is the non-attribute variant. However,
12654 if the attributes are target-dependent and they differ, we need to
12655 use structural equality checks for this type.
12656 (build_qualified_type): A qualified type is not equivalent to its
12657 unqualified variant; set the canonical type appropriately.
12658 (build_distinct_type_copy): When building a distinct type from
12659 another type, the new type is its own canonical type.
12660 (build_variant_type_copy): When building a new type variant, we
12661 assume that it is equivalent to the original type.
12662 (build_pointer_type_for_mode): When building a pointer type, also
12663 build a canonical type pointer.
12664 (build_reference_type_for_mode): When building a reference type,
12665 also build a canonical type reference.
12666 (build_index_type): When we can't hash an index type (e.g.,
12667 because its maximum value is negative), the index type requires
12668 structural equality tests.
12669 (build_array_type): Build the canonical form of an array type.
12670 (build_function_type): Function types require structural equality,
12671 because they contain default arguments, attributes, etc.
12672 (build_method_type_directly): Ditto for method types.
12673 (build_offset_type): Build the canonical offset type.
12674 (build_complex_type): Build the canonical vector type.
12675 (make_vector_type): Build the canonical vector type.
12676 * tree.h (TYPE_CANONICAL): New.
12677 (TYPE_STRUCTURAL_EQUALITY_P): New.
12678 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12679 (struct tree_type): Added "canonical" field.
12680 * params.h (VERIFY_CANONICAL_TYPES): New.
12681 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12682 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12683 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12684 * doc/invoke.texi (verify-canonical-types): Document --param
12685 parameter for verifying canonical types.
12687 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12689 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12690 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12691 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12692 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12694 * config/rs6000/e500.h: New.
12695 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12696 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12698 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12699 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12700 TARGET_E500_DOUBLE): Remove.
12701 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12702 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12703 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12704 * config/rs6000/rs6000.c (rs6000_override_options): Use
12705 CHECK_E500_OPTIONS.
12707 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12709 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12710 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12711 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12712 rs6000_emit_cmove): Don't check TARGET_E500.
12713 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12714 sordered): Don't check TARGET_E500.
12716 2007-01-01 Eric Christopher <echristo@apple.com>
12718 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12719 HARD_REGISTER_NUM_P.
12721 2007-01-01 Roger Sayle <roger@eyesopen.com>
12723 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12724 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12725 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12728 2007-01-01 Mike Stump <mrs@apple.com>
12730 * configure.ac: Remove support for building with Apple's gcc-3.1.
12732 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12734 PR middle-end/30311
12735 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12736 REG is a hard register. Do not modify REG before calling
12738 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12739 multiple of the size of YMODE for certain lowpart cases.
12741 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12743 PR middle-end/30253
12744 * gimplify (voidify_wrapper_expr): Update for
12745 GIMPLE_MODIFY_STMT.
12747 2007-01-01 Andreas Schwab <schwab@suse.de>
12750 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12751 save of BR0 in extra_spill_size instead of spill_size.
12752 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12754 (ia64_expand_epilogue): Restore BR0 from its new location.
12756 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12758 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12759 Use a temporary variable if the left hand side is not a gimple
12762 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12764 * gimplify.c (gimplify_return_expr): Make the temporary variable
12765 for the return expression, a gimple register variable.
12767 2007-01-01 Jan Hubicka <jh@suse.cz>
12769 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12772 2007-01-01 Mike Stump <mrs@apple.com>
12774 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12776 * config/darwin.c (machopic_select_rtx_section): Use
12777 HAVE_GAS_LITERAL16.
12778 (darwin_mergeable_constant_section): Likewise.
12779 * configure: Regenerate.
12780 * config.in: Regenerate.
12782 2007-01-01 Jan Hubicka <jh@suse.cz>
12783 Andrew Pinski <pinskia@gmail.com>
12785 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12786 before starting IPA passes.