1 2007-05-07 DJ Delorie <dj@redhat.com>
4 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5 ashrpsi3, lshrpsi3): Update shift count constraint.
7 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8 Nathan Froyd <froydnj@codesourcery.com
11 * c-incpath.c (add_path): Strip trailing path separators.
13 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16 Free dominance info before purging EH edges.
17 (eliminate_degenerate_phis): Likewise.
18 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20 2007-05-07 Jan Hubicka <jh@suse.cz>
22 * gimplify.c (gimplify_expr): Do not crash when folding
25 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
28 * c-opts.c (lang_fortran): Make it non static.
29 * c-common.h (lang_fortran): New prototype.
30 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
31 -lang-fortran option was passed by the driver.
33 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
35 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
36 of ASSERT_CHECKING. Tweak message.
38 2007-05-06 Revital Eres <eres@il.ibm.com>
41 * loop-unroll.c (insert_var_expansion_initialization):
42 Initialize the expansions with -zero instead of +zero.
44 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
46 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
47 into pic and non-pic versions. Mark r19 as used for
48 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
49 for tgd_load, tld_load and tie_load .
50 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
51 version of tgd_load, tld_load and tie_load depending on the
54 2007-05-04 Ulrich Drepper <drepper@redhat.com>
55 Jakub Jelinek <jakub@redhat.com>
57 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
58 (__do_global_dtors_aux): Use more paranoid loop to run
59 destructors if HIDDEN_DTOR_LIST_END.
60 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
62 2007-05-04 Jakub Jelinek <jakub@redhat.com>
64 * varasm.c (align_variable): Don't increase alignment for
65 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
66 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
68 2007-05-04 Josh Conner <jconner@apple.com>
70 * basic-block.h (cdi_direction): Assign values to all enumeration
72 (dom_computed): Remove.
73 (dom_info_state): New.
74 (set_dom_info_availability): New.
75 * tree-ssa-loop-im.c (determine_invariantness): Initialize
76 walk_data.dom_direction.
77 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
78 instead of dom_computed[].
79 (split_edge): Likewise.
80 (create_basic_block): Likewise.
81 (merge_blocks): Likewise.
82 * ifcvt.c (find_if_header): Likewise.
83 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
84 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
85 * tree-ssa.c (verify_ssa): Likewise.
86 * tree-cfg.c (tree_verify_flow_info): Likewise.
87 (remove_edge_and_dominated_blocks): Likewise.
88 * dominance.c (dom_computed): Make static.
89 (calc_dfs_tree_nonrec): Change third param to a bool.
90 (calc_dfs_tree): Change second param to a bool.
91 (calc_idioms): Change second param to a bool. Use
92 dom_convert_dir_to_idx.
93 (init_dom_info): Validate dir before using.
94 (dom_convert_dir_to_idx): New.
95 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
96 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
97 (free_dominance_info): Use dom_convert_dir_to_idx.
98 (get_immediate_dominator): Likewise.
99 (set_immediate_dominator): Likewise.
100 (get_dominated_by): Likewise.
101 (redirect_immediate_dominators): Likewise.
102 (nearest_common_denominator): Likewise.
103 (dominated_by_p): Likewise.
104 (bb_dom_dfs_in): Likewise.
105 (bb_dom_dfs_out): Likewise.
106 (recount_dominator): Likewise.
107 (iterate_fix_dominators): Likewise.
108 (add_to_dominance_info): Likewise.
109 (delete_from_dominance_info): Likewise.
110 (first_dom_son): Likewise.
111 (next_dom_son): Likewise.
112 (dom_info_available_p): Likewise.
113 (dom_info_state): New.
114 (set_dom_info_availability): New.
116 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
118 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
120 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
122 2007-05-04 Bob Wilson <bob.wilson@acm.org>
124 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
125 (subdi3, subdi_carry): Delete.
127 2007-05-04 Jan Hubicka <jh@suse.cz>
128 Richard Guenther <rguenther@suse.de>
130 * opts.c (decode_options): Do not fiddle with inlining
131 parameters in case of optimizing for size.
132 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
134 (cgraph_decide_inlining_of_small_function): When optimizing for
135 size never inline functions increasing caller size.
136 (cgraph_early_inlining): Inline for size when optimizing for size.
138 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
140 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
141 logical operations piecewise.
142 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
143 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
144 subdi_sesidi_di): Delete.
145 (add_with_carry): Produce carry in CC instead of a DREG to shorten
146 the generated sequence. Allow three-reg add in constraints. Rewrite
147 the rtl expression for carry to avoid zero_extend of a constant.
148 (sub_with_carry): New pattern.
149 (adddi3, subdi3): Change into define_expand. For subtract, generate a
150 different sequence not involving jumps.
151 (notbi): Now a named pattern.
153 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
155 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
156 Add the note about a significant loss of accuracy of some
157 mathematical routines when these options are used.
159 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
161 * haifa-sched.c (rtx_vec_t): New typedef.
162 (contributes_to_priority_p): Extract piece of priority () into new
164 (priority): Use the function. Add assertion.
165 (rank_for_schedule, set_priorities): Add assertion to check that
166 insn's priority is initialized.
167 (clear_priorities, calc_priorities): Change signature. Make it update
168 all relevant insns. Update all callers ('add_to_speculative_block ()'
169 and 'create_block_check_twin ()').
170 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
171 Add new field 'priority_status'.
172 (INSN_PRIORITY_STATUS): New macro.
173 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
175 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
177 * sched-ebb.c (debug_ebb_dependencies): New static function.
178 (init_ready_list): Use it.
180 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
181 with changed signature and 'debug_rgn_dependencies ()'.
182 (debug_rgn_dependencies): New static function.
183 (init_ready_list): Use it.
185 * sched-int.h (debug_dependencies): Declare.
187 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
189 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
191 2007-05-04 Dirk Mueller <dmueller@suse.de>
193 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
195 2007-05-03 Jan Hubicka <jh@suse.cz>
197 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
198 for pointer type in more cases than before.
200 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
202 * tree-object-size.c (plus_expr_object_size): When operand size is
203 unknown, return unknown.
205 2007-05-03 Dirk Mueller <dmueller@suse.de>
207 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
209 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
212 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
214 2007-05-03 Janis Johnson <janis187@us.ibm.com>
216 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
218 2007-05-03 Joseph Myers <joseph@codesourcery.com>
220 * config/soft-fp/double.h, config/soft-fp/extended.h,
221 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
222 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
223 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
224 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
227 2007-05-03 Ian Lance Taylor <iant@google.com>
229 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
230 MASK_PPC_GFXOPT for 8540 or 8548.
232 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
234 * tree-vect-transform.c (vect_update_inits_of_drs): Use
235 vect_print_dump_info() to output debug information.
237 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
241 operands of size 2 when operand is not MEM_P.
243 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
245 PR tree-optimization/30565
246 * lambda-code.c (perfect_nestify): Fix updating of dominators.
248 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
250 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
251 (umulsi3_highpart): Use them.
252 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
253 for final accumulator to D regisster tranfser.
255 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
257 PR tree-optimization/31699
258 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
260 (vect_enhance_data_refs_alignment): Compute peel amount using
261 TYPE_VECTOR_SUBPARTS instead of vf.
262 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
264 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
267 * system.h: Remove inclusion of double-int.h
268 * tree.h: Include double-int.h
269 * gengtype.c: Likewise
270 * cfgloop.h: Likewise
271 * Makefile.in: Adjust dependencies on double-int.h
273 2007-05-02 Eric Christopher <echristo@apple.com>
275 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
276 -shared to -Zdynamiclib.
278 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
281 * c-common.c (strip_pointer_or_array_types): New function.
282 * c-common.h (strip_pointer_or_array_types): New function declaration.
284 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
286 PR tree-optimization/31771
287 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
289 2007-05-02 Paul Brook <paul@codesourcery.com>
291 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
293 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
296 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
299 2007-05-02 Nick Clifton <nickc@redhat.com>
301 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
303 2007-05-02 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/31146
306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
307 argument, single_use_p. If we have a single use that is
308 a conversion to the definition rhs type, propagate that rhs.
309 (forward_propagate_addr_expr): Pass single_use_p argument
310 to forward_propagate_addr_expr_1.
312 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
314 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
317 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
319 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
320 'AMD Family 10 core'.
322 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
324 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
325 and athlon64-sse3 as improved versions of k8, opteron and athlon64
326 with SSE3 instruction set support.
327 * doc/invoke.texi: Likewise.
329 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
331 * config/i386/i386.c (override_options): Tuning 32-byte loop
332 alignment for amdfam10 architecture. Increasing the max loop
333 alignment to 24 bytes.
335 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
337 * config/m68k/constraints.md: New.
338 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
339 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
340 EXTRA_CONSTRAINT): Remove.
341 * config/m68k/m68k.md: Include constraints.md.
342 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
344 2007-05-01 Ian Lance Taylor <iant@google.com>
346 PR tree-optimization/31739
347 * tree-vrp.c (vrp_val_is_max): New static function.
348 (vrp_val_is_min): New static function.
349 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
351 (set_value_range): Use vrp_val_is_{max,min}.
352 (extract_range_from_assert): Likewise.
353 (extract_range_from_binary_expr): Likewise.
354 (extract_range_from_unary_expr): Likewise.
355 (dump_value_range, vrp_meet): Likewise.
356 (vrp_visit_phi_node): Likewise.
357 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
359 2007-05-01 Mark Mitchell <mark@codesourcery.com>
361 * config/i386/gmon-sol2.c (size_t): New type.
362 (intptr_t): Likewise.
363 (s_textsize): Declare as size_t.
365 (monstartup): Use size_t for sizes.
366 (_mcount): Save and restore registers.
367 (internal_mcount): Pass 0 as the first argument to monstartup
369 (moncontrol): Convert pointer to appropriately sized integer
370 before passing to profil.
372 2007-05-01 Joseph Myers <joseph@codesourcery.com>
374 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
375 __NO_FPRS__, not just if _SOFT_DOUBLE.
376 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
377 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
378 also for E500 double.
379 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
380 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
383 2007-05-01 Richard Guenther <rguenther@suse.de>
385 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
388 2007-05-01 Joseph Myers <joseph@codesourcery.com>
390 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
392 2007-05-01 Jan Hubicka <jh@suse.cz>
394 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
397 2007-05-01 Jan Hubicka <jh@suse.cz>
399 * tree.h (maybe_fold_offset_to_component_ref): Remove.
400 (maybe_fold_offset_to_reference): Declare.
401 * fold-const.c (fold_unary): Do not fold
402 (type *)&A into &A->field_of_type_and_offset_0
403 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
404 size is unknown, give up.
405 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
407 (maybe_fold_offset_to_reference): New.
408 (maybe_fold_stmt_indirect): Use it.
409 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
410 * gimplify.c (gimplify_conversion): Canonicalize conversions to
412 (gimplify_expr): Likewise for plus_expr.
414 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
416 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
417 bsi_after_labels. Always insert statements before bsi.
418 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
419 * predict.c (apply_return_prediction): Check for empty blocks.
420 * cfgexpand.c (lab_rtx_for_bb): New variable.
421 (label_rtx_for_bb): Do not create new tree labels.
422 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
423 (tree_expand_cfg): Initialize lab_rtx_for_bb.
424 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
426 (label_for_bb): Add field used.
427 (update_eh_label, main_block_label): Mark the label used.
428 (cleanup_dead_labels): Remove unused labels.
430 2007-05-01 Richard Guenther <rguenther@suse.de>
432 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
433 if it is not about to be set.
434 (get_value_range): Do not pre-allocate equiv bitmap.
435 (update_value_range): No need to clear equiv field.
436 (add_equivalence): Change prototype to get bitmap pointer.
437 Allocate bitmap here if it is not already.
438 (extract_range_from_assert): Do not allocate bitmap here.
439 Update callers to add_equivalence.
440 (extract_range_from_ssa_name): Likewise.
441 (get_vr_for_comparison): New static helper.
442 (compare_name_with_value): Handle NULL equiv bitmap by
443 peeling the first iteration of the comparison loop.
444 Use get_vr_for_comparison.
445 (compare_names): Handle NULL equiv bitmaps by using fake
446 ones. Use get_vr_for_comparison.
448 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
450 * double-int.c (mpz_set_double_int): Moved from
451 tree-ssa-loop-niter.c.
452 (mpz_get_double_int): Likewise; also, add option to wrap
453 out-of-range integers.
454 * double-int.h: New prototypes for above.
455 * tree.c (get_static_type_bounds): Moved from
456 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
457 TYPE_MAX_VALUE if they exist..
458 * tree.h: New prototype for above.
459 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
460 get_type_bounds calls.
461 (mpz_set_double_int): Move to double-int.c.
462 (get_type_bounds): Move to tree.c, rename to
463 get_static_type_bounds.
464 (mpz_to_double_int): Move to double-int.c, rename to
467 2007-04-30 Bob Wilson <bob.wilson@acm.org>
469 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
470 DIV0 exception can fall through to a normal return.
472 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
476 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
477 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
478 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
479 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
480 initialize align to silence bogus warning.
481 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
482 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
484 (struct sra_walk_fns): Remove use_all parameter from use.
485 (sra_hash_tree): Handle BIT_FIELD_REFs.
486 (sra_elt_hash): Don't hash bitfld blocks.
487 (sra_elt_eq): Skip them in parent compares as well. Handle
489 (sra_walk_expr): Don't maintain or pass down use_all_p.
490 (scan_use): Remove use_all parameter.
491 (scalarize_use): Likewise. Re-expand assignment to
492 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
493 output, and re-scalarize after output. Don't mark anything
495 (scalarize_ldst): Adjust.
496 (scalarize_walk_gimple_modify_statement): Likewise.
497 (build_element_name_1): Handle BIT_FIELD_REFs.
498 (instantiate_element): Don't warn for any element whose parent
500 (instantiate_missing_elements_1): Return the sra_elt.
501 (canon_type_for_field): New.
502 (try_instantiate_multiple_fields): New.
503 (instantiate_missing_elemnts): Use them.
504 (mark_no_warning): Removed.
505 (generate_one_element_ref): Handle BIT_FIELD_REFs.
506 (REPLDUP, sra_build_elt_assignment): New.
507 (generate_copy_inout): Use them.
508 (generate_element_copy): Likewise. Handle bitfld differences.
509 (generate_element_zero): Don't recurse for blocks. Use
510 sra_build_elt_assignment.
511 (generate_one_element_int): Take elt instead of var. Use
512 sra_build_elt_assignment.
513 (generate_element_init_1): Adjust.
514 (scalarize_use, scalarize_copy): Use REPLDUP.
515 (scalarize_ldst): Move assert before dereference.
516 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
518 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
521 * tree.c (reconstruct_complex_type): Reconstruct a reference
523 Also use the same mode for the pointer as the old pointer type.
525 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
527 * doc/trouble.texi (Interoperation): Remove note about Ultrix
530 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
532 PR rtl-optimization/31676
533 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
534 (df_refs_record): Call it.
536 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
538 * rtl.def (SS_ABS): New code.
539 * config/bfin/bfin.c (print_operand): New modifier 'v'.
540 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
541 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
542 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
543 (bfin_init_builtins): Define them.
544 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
545 (bfin_expand_builtin): ... and handle the others here.
546 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
547 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
548 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
549 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
550 operand is only HImode.
552 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
554 * regclass.c (scan_one_insn): Remove splitting of
557 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
558 Nigel Stephens <nigel@mips.com>
560 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
562 2007-04-28 Jan Hubicka <jh@suse.cz>
564 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
565 insn_locators_alloc instead of insn_locators_initialize;
566 call reset_block_changes.
567 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
568 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
569 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
570 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
571 * config/score/score.c (th_output_mi_thunk): Likewise.
572 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
573 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
574 tolerate uninitialized locator info.
577 * function.c (init_function_start): Don't init line number info.
578 (expand_function_end): Update.
579 (reset_block_changes, record_block_change, finalize_block_changes,
580 check_block_change, free_block_changes): Kill.
581 * function.h (reset_block_changes, record_block_change,
582 finalize_block_changes, check_block_change, free_block_changes): Remove
584 (struct function): Remove ib_boundaries_block.
585 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
586 Use curr_insn_locator to initialize locator.
587 (emit_line_note): Remove.
588 * cfgexpand.c (expand_gimple_cond_expr): Update.
589 (construct_exit_block): Likewise.
590 (tree_expand_cfg): Initialize/finalize locators.
591 * expr.c (expand_expr_real): Update.
592 * cfglayout.c (line_locators_locs, line_locators_lines,
593 file_locators_locs, file_locators_files): Remove.
594 (set_block_levels): Move to cfgexpand.c.
595 (insn_locators_initialize): Remove.
596 (pass_insn_locators_initialize): Remove.
597 (locations_locators_locs, locations_locators_vals): New static vars.
598 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
600 (insn_locators_alloc, insn_locators_finalize,
601 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
603 (locator_location): New.
604 (locator_line, locator_file): Rewrite.
605 * rtl.h (emit_line_note): Kill.
606 (insn_locators_alloc, insn_locators_finalize,
607 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
609 * tree-inline.c (initialize_cfun): Do not initialize
611 * passes.c (pass_insn_locators_initialize): Remove.
613 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
615 * tree-cfg.c (move_block_to_fn): Release bb from dominance
616 info. Update last_basic_block correctly.
618 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
621 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
622 register itself to hold the offset constant. Tell flow the use
623 of r4 and r5 when they are used.
625 2007-04-27 Richard Guenther <rguenther@suse.de>
627 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
628 if we simplified anything.
629 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
630 warnings until we did a simplification and the stmt was not
631 marked as TREE_NO_WARNING.
633 2007-04-27 Mike Stump <mrs@apple.com>
635 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
637 2007-04-27 Ian Lance Taylor <iant@google.com>
640 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
641 TYPE_MAX_VALUE exist, convert them to the new type.
643 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
645 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
646 if it claims to be available.
647 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
649 (perform_tree_ssa_dce): Always free postdominators.
651 2007-04-27 Richard Henderson <rth@redhat.com>
653 * config/alpha/predicates.md (aligned_memory_operand): Mark
654 as define_special_predicate.
655 (unaligned_memory_operand, normal_memory_operand): Likewise.
656 (reg_or_unaligned_mem_operand): Remove.
657 (any_memory_operand): Match the documentation and check for
658 non-renumbered pseudos during reload.
659 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
660 alpha_secondary_reload_class, update to new interface, make static.
661 Handle CQImode like HImode. Remove FP subreg check.
662 (alpha_expand_mov): Use replace_equiv_address.
663 (alpha_expand_mov_nobwx): Use any_memory_operand.
664 (TARGET_SECONDARY_RELOAD): New.
665 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
666 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
667 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
668 * config/alpha/alpha.md: ... here.
669 (RELOAD12, reloadmode): New.
671 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
672 Don't handle the aligned case here.
673 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
674 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
675 reload_inhi_help. Don't expect a scratch register.
676 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
678 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
680 2007-04-27 Richard Guenther <rguenther@suse.de>
682 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
684 2007-04-27 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/30965
687 PR tree-optimization/30978
688 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
689 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
690 (find_equivalent_equality_comparison): Likewise.
691 (simplify_cond): Likewise.
692 (get_prop_source_stmt): New helper.
693 (get_prop_dest_stmt): Likewise.
694 (can_propagate_from): Likewise.
695 (remove_prop_source_from_use): Likewise.
696 (combine_cond_expr_cond): Likewise.
697 (forward_propagate_comparison): New function.
698 (forward_propagate_into_cond): Rewrite to use fold for
700 (tree_ssa_forward_propagate_single_use_vars): Call
701 forward_propagate_comparison to propagate comparisons.
703 2007-04-27 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/31715
706 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
707 sure to do computation on the offset in an appropriate
710 2007-04-27 Richard Sandiford <richard@codesourcery.com>
712 * reload.h (elimination_target_reg_p): Declare.
713 * reload.c (find_reloads): Don't apply the reg_rtx move
714 optimization if the SET_DEST satisfies elimination_target_reg_p.
715 * reload1.c (elimination_target_reg_p): New function.
716 (gen_reload): In the move/add2 fallback, make sure that op0
717 does not overlap the destination register.
719 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
721 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
722 transform only GIMPLE_MODIFY_STMTs.
723 * tree-complex.c (expand_complex_operations_1): Ditto.
724 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
725 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
726 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
728 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
729 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
730 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
731 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
732 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
733 slpeel_add_loop_guard): Ditto.
734 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
735 * lambda-code.c (perfect_nestify): Ditto.
736 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
737 before the first statement.
738 * tree-optimize.c (execute_free_datastructures): Fix comments.
739 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
740 * tree-flow.h (disband_implicit_edges): Declaration removed.
741 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
743 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
745 (disband_implicit_edges, has_label_p): Removed.
746 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
747 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
749 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
751 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
753 * cfgexpand.c (label_rtx_for_bb): New function.
754 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
755 Use label_rtx_for_bb to find the labels.
756 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
757 last block. Detect fallthru edges.
759 2007-04-26 Ian Lance Taylor <iant@google.com>
762 * reload.c (find_reloads_subreg_address): If the address was valid
763 in the original mode but not in the new mode, reload the whole
766 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
768 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
769 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
770 (cleanup_control_expr_graph): Do not invalidate dominance info.
771 Record altered blocks.
772 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
773 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
774 cleanup_tree_cfg_bb): New functions.
775 (remove_forwarder_block): Do not maintain the worklist of blocks.
776 Record altered blocks.
777 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
779 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
780 delete_unreachable_blocks if dominators are not available.
781 * tree-inline.c (optimize_inline_calls): Free dominance information
783 * tree-flow.h (remove_edge_and_dominated_blocks,
784 cfgcleanup_altered_bbs): Altered.
785 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
787 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
789 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
790 do not invalidate dominators.
792 2007-04-26 Anatoly Sokolov <aesok@post.ru>
794 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
795 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
796 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
797 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
799 2007-04-26 Steve Ellcey <sje@cup.hp.com>
801 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
803 2007-04-26 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/31703
806 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
807 the right type for the target of the bittest.
809 2007-04-26 Richard Sandiford <richard@codesourcery.com>
811 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
812 ix86_sol10_return_in_memory.
814 2007-04-26 Richard Sandiford <richard@codesourcery.com>
816 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
819 2007-04-26 Jakub Jelinek <jakub@redhat.com>
822 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
824 PR tree-optimization/30558
825 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
826 clear this_state.prev_try.
828 2007-04-26 Richard Sandiford <richard@codesourcery.com>
829 Mark Mitchell <mark@codesourcery.com>
831 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
832 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
833 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
835 2007-04-26 Richard Sandiford <richard@codesourcery.com>
838 * doc/invoke.texi (%:print-asm-header): Document.
839 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
841 (static_spec_functions): Add print-asm-header.
842 (main): Print a banner before the --target-help linker options.
843 (print_asm_header_spec_function): New function.
845 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
848 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
849 (movsf_ie): Likewise.
851 2007-04-25 Paolo Carlini <pcarlini@suse.de>
853 * doc/extend.texi ([Type Traits]): Adjust per N2255.
855 2007-04-25 Bob Wilson <bob.wilson@acm.org>
857 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
859 (__umodsi3, __modsi3): Likewise.
861 2007-04-25 Dirk Mueller <dmueller@suse.de>
863 * c-typeck.c (build_compound_expr): Annotate warning()
864 call with OPT_Wunused_value.
865 * tree-ssa.c (warn_uninit): Annotate warning with
867 * c-common.c (handle_sentinel_attribute): Annotate warning
868 call with OPT_Wattributes.
870 2007-04-25 Thiemo Seufer <ths@mips.com>
872 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
874 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
875 on to the assembler. Improve handling of -mno-mips16. Add handling
876 of -mno-mips3d, -mno-dsp, -mno-dspr2.
877 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
878 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
879 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
881 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
884 * config/i386/winnt.c (i386_pe_file_end): Strip only
885 USER_LABEL_PREFIX when writing export name.
887 2007-04-25 Richard Sandiford <richard@codesourcery.com>
889 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
890 sh/elf.h, vx-common.h and vxworks.h.
891 * config/sh/sh.h: Include config/vxworks-dummy.h.
892 (SUBTARGET_OVERRIDE_OPTIONS): Define.
893 (OVERRIDE_OPTIONS): Use it.
894 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
895 (vxworks_picreg): New pattern.
896 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
897 VXWORKS_OS_CPP_BUILTINS.
898 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
899 to their VXWORKS_* equivalents.
900 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
901 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
902 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
903 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
904 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
905 -mrtp/-fPIC multilibs.
906 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
907 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
908 (MULTILIB_OSDIRNAMES): Delete.
910 2007-04-25 Anatoly Sokolov <aesok@post.ru>
913 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
915 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
917 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
918 rounding mode to be specified by the caller.
919 (real_to_mpfr) Likewise.
920 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
921 include new arguments.
922 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
924 2007-04-24 Ian Lance Taylor <iant@google.com>
926 PR tree-optimization/31605
927 * tree-vrp.c (set_value_range): Check that min and max are not
928 both overflow infinities.
929 (set_value_range_to_value): New static function.
930 (extract_range_from_binary_expr): Call set_value_range_to_value.
931 (extract_range_from_cond_expr): Likewise.
932 (extract_range_from_expr): Likewise.
933 (extract_range_from_unary_expr): Likewise. Don't create a range
934 which overflows on both sides.
935 (vrp_meet): Check for a useless range.
936 (vrp_visit_phi_node): If we see a constant which looks like an
937 overflow infinity, turn off the TREE_OVERFLOW flag.
939 2007-04-24 Ian Lance Taylor <iant@google.com>
941 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
943 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
946 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
947 diagnostic message is being built.
948 * tree-pretty-print.c (dump_generic_node): Only write the
949 formatted text into BUFFER's stream if we are not building a
951 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
953 * Makefile.in (toplev.o): Depend on tree-pass.h.
955 2007-04-24 Ian Lance Taylor <iant@google.com>
957 PR tree-optimization/31602
958 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
959 conditionals in the copied loop header.
960 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
961 warnings if TREE_NO_WARNING is set.
962 * doc/invoke.texi (Warning Options): Clarify that
963 -Wstrict-overflow does not warn about loops.
965 2007-04-24 Janis Johnson <janis187@us.ibm.com>
967 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
968 expand on the comment about _Decimal128 arguments and check the
969 integer result of the modulus operation; for 64-bit ELF ABI, ensure
970 that _Decimal128 argument uses even/odd register pair.
971 (function_arg): Ditto.
973 2007-04-24 Hui-May Chang <hm.chang@apple.com>
975 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
976 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
978 2007-04-24 Richard Guenther <rguenther@suse.de>
979 Olga Golovanevsky <olga@il.ibm.com>
981 * fold-const.c (multiple_of_p): Check for bottom
984 2007-04-24 Richard Henderson <rth@redhat.com>
986 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
987 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
988 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
989 looking for non-zero bits shifted out. Avoid a recursive call
990 when constructing the scalar.
991 (__floatundisf): Likewise.
993 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
995 * dwarf2out.c (field_byte_offset): Move the existing logic
996 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
997 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
999 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1002 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1003 argument of 0 for memset.
1004 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1005 unsigned shift instead of the signed variant.
1007 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1009 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1010 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1011 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1012 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1013 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1014 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1015 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1016 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1017 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1018 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1019 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1020 "mul<mode>3", "div<mode>3"): Insn definitions added.
1021 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1022 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1023 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1024 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1025 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1026 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1027 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1028 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1029 TARGET_FLOAT_FORMAT): Macro definitions removed.
1030 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1031 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1032 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1033 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1034 (s390_gen_rtx_const_DI): Function removed.
1035 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1037 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1039 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1040 over an external ffs function.
1042 2007-04-24 Chao-ying Fu <fu@mips.com>
1043 Richard Sandiford <richard@nildram.co.uk>
1045 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1046 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1047 (smadd_widen_optab, umadd_widen_optab): Define.
1048 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1050 * genopinit.c (optabs): Fill in smadd_widen_optab and
1052 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1053 and umadd_widen_optab to implement multiply-add sequences.
1054 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1055 (<u>maddsidi4): ...this. Extend condition to include
1056 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1057 of operand 0 to "ka" and use the three-operand form of madd<u>
1059 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1061 * config/mips/constraints.md (ka): New register constraint.
1063 2007-04-24 Jan Hubicka <j@suse.cz>
1067 2007-04-23 Jan Hubicka <jh@suse.cz>
1068 * function.c (init_function_start): Don't init line number info.
1069 (expand_function_end): Update.
1070 (reset_block_changes, record_block_change, finalize_block_changes,
1071 check_block_change, free_block_changes): Kill.
1072 * function.h (reset_block_changes, record_block_change,
1073 finalize_block_changes, check_block_change, free_block_changes): Remove
1075 (struct function): Remove ib_boundaries_block.
1076 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1077 Use curr_insn_locator to initialize locator.
1078 (emit_line_note): Remove.
1079 * cfgexpand.c (expand_gimple_cond_expr): Update.
1080 (construct_exit_block): Likewise.
1081 (tree_expand_cfg): Initialize/finalize locators.
1082 * expr.c (expand_expr_real): Update.
1083 * cfglayout.c (line_locators_locs, line_locators_lines,
1084 file_locators_locs, file_locators_files): Remove.
1085 (set_block_levels): Move to cfgexpand.c.
1086 (insn_locators_initialize): Remove.
1087 (pass_insn_locators_initialize): Remove.
1088 (locations_locators_locs, locations_locators_vals): New static vars.
1089 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1091 (insn_locators_alloc, insn_locators_finalize,
1092 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1094 (locator_location): New.
1095 (locator_line, locator_file): Rewrite.
1096 * rtl.h (emit_line_note): Kill.
1097 (insn_locators_alloc, insn_locators_finalize,
1098 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1100 * tree-inline.c (initialize_cfun): Do not initialize
1101 ib_boundaries_block.
1102 * passes.c (pass_insn_locators_initialize): Remove.
1104 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1106 * doc/invoke.texi: Removed leading '-' from option index entries.
1108 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1110 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1112 (create_phi_node): Use set_phi_nodes.
1113 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1114 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1115 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1116 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1117 (bsi_start, bsi_last): Use bb_stmt_list.
1118 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1119 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1120 Traverse the statements using tsi iterator.
1121 * basic-block.h (struct basic_block_def): Fields stmt_list
1122 and phi_nodes moved to ...
1123 (struct tree_bb_info): ... new structure.
1124 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1125 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1126 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1127 (tree_verify_flow_info): Verify that il.tree is not set for
1128 entry and exit block.
1129 (tree_split_block): Use set_bb_stmt_list.
1131 2007-04-23 Mike Stump <mrs@apple.com>
1133 * config/i386/i386.c (ix86_tune_features
1134 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1137 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1139 * config/i386/i386.md (prefix_extra): New attribute.
1140 (length): Add prefix_extra.
1142 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1143 (sse2_movntv2di): Likewise.
1144 (sse2_cvtps2dq): Likewise.
1145 (sse2_cvtpd2pi): Likewise.
1146 (sse2_cvttpd2pi): Likewise.
1147 (*sse2_cvtpd2ps): Likewise.
1148 (*add<mode>3): Likewise.
1149 (sse2_ssadd<mode>3): Likewise.
1150 (sse2_usadd<mode>3): Likewise.
1151 (*sub<mode>3): Likewise.
1152 (sse2_sssub<mode>3): Likewise.
1153 (sse2_ussub<mode>3): Likewise.
1154 (*mulv8hi3): Likewise.
1155 (*smulv8hi3_highpart): Likewise.
1156 (*umulv8hi3_highpart): Likewise.
1157 (sse2_umulv2siv2di3): Likewise.
1158 (sse2_pmaddwd): Likewise.
1159 (ashr<mode>3): Likewise.
1160 (lshr<mode>3): Likewise.
1161 (ashl<mode>3): Likewise.
1162 (sse2_ashlti3): Likewise.
1163 (sse2_lshrti3): Likewise.
1164 (*umaxv16qi3): Likewise.
1165 (*smaxv8hi3): Likewise.
1166 (*uminv16qi3): Likewise.
1167 (*sminv8hi3): Likewise.
1168 (sse2_eq<mode>3): Likewise.
1169 (sse2_gt<mode>3): Likewise.
1170 (*and<mode>3): Likewise.
1171 (sse2_nand<mode>3): Likewise.
1172 (*ior<mode>3): Likewise.
1173 (*xor<mode>3): Likewise.
1174 (sse2_packsswb): Likewise.
1175 (sse2_packssdw): Likewise.
1176 (sse2_packuswb): Likewise.
1177 (sse2_punpckhbw): Likewise.
1178 (sse2_punpcklbw): Likewise.
1179 (sse2_punpckhwd): Likewise.
1180 (sse2_punpcklwd): Likewise.
1181 (sse2_punpckhdq): Likewise.
1182 (sse2_punpckldq): Likewise.
1183 (sse2_punpckhqdq): Likewise.
1184 (sse2_punpcklqdq): Likewise.
1185 (*sse2_pinsrw): Likewise.
1186 (*sse2_pextrw): Likewise.
1187 (sse2_pshufd_1): Likewise.
1188 (sse2_uavgv16qi3): Likewise.
1189 (sse2_uavgv8hi3): Likewise.
1190 (sse2_psadbw): Likewise.
1191 (sse2_pmovmskb): Likewise.
1192 (*sse2_maskmovdqu): Likewise.
1193 (*sse2_maskmovdqu_rex64): Likewise.
1194 (sse4a_extrqi): Likewise.
1195 (sse4a_extrq): Likewise.
1196 (sse3_lddqu): Set prefix_rep.
1197 (sse3_addsubv4sf3): Likewise.
1198 (sse3_haddv4sf3): Likewise.
1199 (sse3_hsubv4sf3): Likewise.
1200 (sse_cvtss2si): Likewise.
1201 (sse_cvtss2si_2): Likewise.
1202 (sse_cvtss2siq): Likewise.
1203 (sse_cvtss2siq_2): Likewise.
1204 (sse_cvttss2si): Likewise.
1205 (sse_cvttss2siq): Likewise.
1206 (sse2_cvttps2dq): Likewise.
1207 (sse3_movshdup): Likewise.
1208 (sse3_movsldup): Likewise.
1209 (sse2_cvtsd2si): Likewise.
1210 (sse2_cvtsd2si_2): Likewise.
1211 (sse2_cvtsd2siq): Likewise.
1212 (sse2_cvtsd2siq_2): Likewise.
1213 (sse2_cvttsd2si): Likewise.
1214 (sse2_cvttsd2siq): Likewise.
1215 (*sse2_cvtpd2dq): Likewise.
1216 (*sse2_cvttpd2dq): Likewise.
1217 (sse2_pshuflw_1): Likewise.
1218 (sse2_pshufhw_1): Likewise.
1219 (sse4a_insertqi): Likewise.
1220 (sse4a_insertq): Likewise.
1221 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1222 (ssse3_phadddv4si3): Likewise.
1223 (ssse3_phaddswv8hi3): Likewise.
1224 (ssse3_phsubwv8hi3): Likewise.
1225 (ssse3_phsubdv4si3): Likewise.
1226 (ssse3_phsubswv8hi3): Likewise.
1227 (ssse3_pmaddubswv8hi3): Likewise.
1228 (ssse3_pmulhrswv8hi3): Likewise.
1229 (ssse3_pshufbv16qi3): Likewise.
1230 (ssse3_psign<mode>3): Likewise.
1231 (ssse3_palignrti): Likewise.
1232 (abs<mode>2): Likewise.
1233 (ssse3_phaddwv4hi3): Set prefix_extra.
1234 (ssse3_phadddv2si3): Likewise.
1235 (ssse3_phaddswv4hi3): Likewise.
1236 (ssse3_phsubwv4hi3): Likewise.
1237 (ssse3_phsubdv2si3): Likewise.
1238 (ssse3_phsubswv4hi3): Likewise.
1239 (ssse3_pmaddubswv4hi3): Likewise.
1240 (ssse3_pmulhrswv4hi3): Likewise.
1241 (ssse3_pshufbv8qi3): Likewise.
1242 (ssse3_psign<mode>3): Likewise.
1243 (ssse3_palignrdi): Likewise.
1244 (abs<mode>2): Likewise.
1245 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1246 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1247 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1249 2007-04-23 Nick Clifton <nickc@redhat.com>
1251 * params.def: Fix formatting of emacs local variables.
1253 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1255 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1256 move if inter-unit move isn't allowed.
1257 Don't split moving the first element of V2DI to DI to inter-unit
1258 move if inter-unit move isn't allowed.
1260 2007-04-23 Richard Guenther <rguenther@suse.de>
1262 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1263 and CDI_POST_DOMINATORS separately.
1265 2007-04-23 Nick Clifton <nickc@redhat.com>
1267 * c.opt (Wformat-contains-nul): Add warning attribute.
1269 2007-04-23 Jan Hubicka <jh@suse.cz>
1271 * function.c (init_function_start): Don't init line number info.
1272 (expand_function_end): Update.
1273 (reset_block_changes, record_block_change, finalize_block_changes,
1274 check_block_change, free_block_changes): Kill.
1275 * function.h (reset_block_changes, record_block_change,
1276 finalize_block_changes, check_block_change, free_block_changes): Remove
1278 (struct function): Remove ib_boundaries_block.
1279 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1280 Use curr_insn_locator to initialize locator.
1281 (emit_line_note): Remove.
1282 * cfgexpand.c (expand_gimple_cond_expr): Update.
1283 (construct_exit_block): Likewise.
1284 (tree_expand_cfg): Initialize/finalize locators.
1285 * expr.c (expand_expr_real): Update.
1286 * cfglayout.c (line_locators_locs, line_locators_lines,
1287 file_locators_locs, file_locators_files): Remove.
1288 (set_block_levels): Move to cfgexpand.c.
1289 (insn_locators_initialize): Remove.
1290 (pass_insn_locators_initialize): Remove.
1291 (locations_locators_locs, locations_locators_vals): New static vars.
1292 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1294 (insn_locators_alloc, insn_locators_finalize,
1295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1297 (locator_location): New.
1298 (locator_line, locator_file): Rewrite.
1299 * rtl.h (emit_line_note): Kill.
1300 (insn_locators_alloc, insn_locators_finalize,
1301 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1303 * tree-inline.c (initialize_cfun): Do not initialize
1304 ib_boundaries_block.
1305 * passes.c (pass_insn_locators_initialize): Remove.
1307 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1310 * expr.c (reduce_to_bit_field_precision): Handle
1313 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1315 PR tree-optimization/24659
1316 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1317 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1318 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1319 * genopinit.c (optabs): Rename vec_pack_mod_optab
1320 to vec_pack_trunc_optab.
1321 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1322 early for scalar floating point operands for NOP_EXPR.
1323 (vectorizable_type_promotion): Ditto.
1324 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1325 vec_pack_trunc_optab.
1326 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1328 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1329 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1330 Rename from VEC_PACK_MOD_EXPR.
1331 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1332 * expr.c (expand_expr_real_1): Ditto.
1333 * tree-inline.c (estimate_num_insns_1): Ditto.
1334 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1336 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1337 (vec_unpacks_lo_v4sf): Ditto.
1338 (vec_pack_trunc_v2df): Ditto.
1339 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1340 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1341 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1343 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1345 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1347 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1348 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1349 packing of floating point operands.
1350 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1351 represent unpacking of floating point operands.
1352 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1353 [vec_unpacks_hi]: Ditto.
1354 [vec_unpacks_lo]: Ditto.
1356 2007-04-22 Jan Hubicka <jh@suse.cz>
1358 * final.c (rest_of_handle_final): Call
1359 targetm.asm_out.constructor/targetm.asm_out.destructor
1360 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1361 proper priority via decl_*_priority_insert.
1362 * c-common.c (c_expand_body): Likewise.
1364 2007-04-22 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/29789
1367 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1368 (rewrite_reciprocal): New helper split out from
1369 determine_invariantness_stmt.
1370 (rewrite_bittest): Likewise.
1371 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1372 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1375 2007-04-22 Revital Eres <eres@il.ibm.com>
1377 * loop-unroll.c (var_to_expand): New field to support also
1378 insns of the form x = something + x.
1379 (analyze_insn_to_expand_var): Use it.
1380 (expand_var_during_unrolling): Likewise.
1382 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1384 * predict.c: Include pointer-set.h.
1385 (bb_predictions): New variable.
1386 (tree_predicted_by_p, tree_predict_edge,
1387 remove_predictions_associated_with_edge): Use bb_predictions map
1388 instead of bb->predictions.
1389 (clear_bb_predictions, assert_is_empty): New functions.
1390 (combine_predictions_for_bb): Use bb_predictions map. Call
1391 clear_bb_predictions.
1392 (tree_estimate_probability): Create and free bb_predictions map.
1393 * Makefile.in (predict.o): Add pointer-set.h dependency.
1394 * basic-block.h (struct basic_block_def): Remove predictions
1396 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1398 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1401 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1404 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1406 * timevar.c (timevar_print): Change reference of --disable-checking to
1407 --enable-checking=release. Also warn if assert checking is disabled.
1409 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1412 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1413 decl as addressable if the compound literal was marked as
1415 Mark the decl as a gimple register if it is a complex or
1416 vector decl and does not live in memory.
1418 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1420 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1421 (GENERIC_NEXT): New function macro.
1422 (PHI_CHAIN): Use phi_node's new chain variable.
1423 (tree_phi_node): Change tree_common to tree_base
1424 and add the chain field.
1425 * tree-phinodes.c (make_phi_node): Don't set
1426 TREE_TYPE on the new node.
1427 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1428 instead of checking GIMPLE_TUPLE_P in chain_next.
1429 * tree-vect-transform.c
1430 (get_initial_def_for_induction): Look at
1431 PHI_RESULT_TREE for the type of the phi node.
1432 (update_vuses_to_preheader): Use PHI_CHAIN
1433 instead of TREE_CHAIN on the phi node.
1434 * tree-ssa-structalias.c (compute_points_to_sets):
1436 (ipa_pta_execute): Likewise.
1438 2007-04-21 Richard Guenther <rguenther@suse.de>
1441 * fold-const.c (fold_unary): Call fold_convert_const on the
1444 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1446 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1447 (store_killed_in_pat): New.
1449 2007-04-20 Richard Henderson <rth@redhat.com>
1452 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1453 TREE_LIST with a void_type_node value, not void_list_node exactly.
1455 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1457 * doc/standards.texi: Re-arrange into language-specific
1458 subsections. Add a C++ section, documenting which standards we
1461 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1463 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1464 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1466 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1468 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1469 ecrti.o and crtbegin.o.
1470 (LIB_DEFAULT_SPEC): Include -lc.
1471 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1473 2007-04-20 Richard Henderson <rth@redhat.com>
1476 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1477 argument; update all callers.
1478 (get_unaligned_offset): New.
1479 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1480 get_unaligned_address, just pass on the address directly.
1481 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1482 the subreg in the helper patterns.
1483 (unaligned_extendqidi_le): Use get_unaligned_offset.
1484 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1485 (unaligned_extendhidi_be): Likewise.
1486 (unaligned_extendhidi): Tidy.
1487 * config/alpha/alpha-protos.h: Update.
1489 2007-04-20 Richard Henderson <rth@redhat.com>
1491 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1492 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1493 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1494 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1495 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1496 (CPP_SPEC): Don't include %(cpp_subtarget).
1497 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1498 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1499 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1501 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1503 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1504 for __builtin_ia32_cmpordss.
1506 PR tree-optimization/31632
1507 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1508 and arg1 for optimizations of comparison against min/max values.
1509 Fold arg0 to arg1's type for optimizations of comparison against
1510 min+1 and max-1 values.
1512 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1514 * reload.c (combine_reloads): When trying to use a dying register,
1515 check whether it's uninitialized and don't use if so.
1517 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1519 * fold-const.c: Remove prototypes for native_encode_expr and
1520 native_interpret_expr.
1521 (native_encode_expr): Make non-static.
1522 (native_interpret_expr): Likewise.
1523 * tree.h: Add prototypes for the above.
1525 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1527 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1528 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1529 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1530 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1531 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1532 Add length attributes.
1534 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1536 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1539 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1540 __STDC_WANT_DEC_FP__.
1542 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1544 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1545 for long double compatibility.
1546 * configure: Regenerate.
1548 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1550 PR rtl-optimization/29841
1551 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1553 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1554 that may cause control flow transfer from being moved.
1556 2007-04-18 Jan Hubicka <jh@suse.cz>
1558 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1561 2007-04-18 Eric Christopher <echristo@apple.com>
1563 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1564 only. Update operands.
1565 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1566 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1567 link register to pic register.
1569 2007-04-18 Dirk Mueller <dmueller@suse.de>
1572 * tree-vrp.c (search_for_addr_array): New.
1573 (check_array_bounds): Suppress warning about
1574 address taken of array refs if its not de-referenced.
1576 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1578 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1579 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1581 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1582 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1583 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1585 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1587 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1589 (vect_analyze_scalar_cycles): Fix indentation.
1590 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1591 (vect_mark_relevant): Include phis in relevance analysis.
1593 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1595 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1597 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1598 output_operand_lossage().
1600 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1602 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1603 the unused code for reduction without adjust-in-epilog to simplify the
1606 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1608 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1609 (S390_TDC_NEGATIVE_ZERO): New constant.
1610 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1611 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1612 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1613 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1614 (S390_TDC_POSITIVE_INFINITY): New constant.
1615 (S390_TDC_NEGATIVE_INFINITY): New constant.
1616 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1617 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1618 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1619 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1620 (S390_TDC_INFINITY): New constant.
1621 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1622 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1623 optimization for UNSPEC_CCZ_TO_INT.
1624 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1625 ("*ccz_to_int"): New insn.
1626 ("isinf<mode>2"): New insn.
1627 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1628 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1629 (UNSPEC_CCZ_TO_INT): New constant.
1631 2007-04-18 Richard Guenther <rguenther@suse.de>
1633 PR tree-optimization/19431
1634 PR tree-optimization/21463
1635 * tree-pass.h (pass_phiprop): Declare.
1636 * passes.c (init_optimization_passes): New phiprop pass.
1637 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1638 (phivn_valid_p): New helper function.
1639 (phiprop_insert_phi): Likewise.
1640 (propagate_with_phi): Likewise.
1641 (tree_ssa_phiprop): New propagator propagating loads
1642 through phi nodes if profitable.
1644 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1646 * tree-vect-analyze.c (process_use): New function.
1647 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1648 Check phis in all bbs.
1649 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1652 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1654 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1657 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1660 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1663 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1665 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1667 (sse_vmmulv4sf3): Likewise.
1668 (sse2_vmaddv2df3): Likewise.
1669 (sse2_vmmulv2df3): Likewise.
1671 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1673 PR rtl-optimization/31360
1674 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1675 (target_reg_cost): New.
1676 (init_set_costs): Initialize target_reg_cost. Add comments
1677 regarding the rationale of the costs.
1678 (global_cost_for_size): Renamed to...
1679 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1680 of register pressure.
1681 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1682 estimate_reg_pressure_cost. Add number of ivs.
1683 (determine_set_costs): Dump target_reg_cost.
1684 * loop-invariant.c (gain_for_invariant): Use
1685 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1686 (best_gain_for_invariant, find_invariants_to_move): Remove
1688 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1689 (target_reg_cost): Declare.
1690 (global_cost_for_size): Declaration removed.
1691 (estimate_reg_pressure_cost): Declare.
1693 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1695 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1696 regnos into even/odd register pairs.
1697 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1698 TDmode similar to the other floating point modes.
1699 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1700 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1702 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1703 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1704 (movdd_hardfloat64): Use TARGET_MFPGPR.
1706 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1708 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1711 2005-01-05 Richard Henderson <rth@redhat.com>
1713 * reload1.c (do_input_reload): Restrict the optimization deleteing
1714 a previous output reload to RELOAD_FOR_INPUT.
1716 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1718 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1719 induc_vec_info_type.
1720 (vectorizable_induction): New function declaration.
1721 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1722 check if already vectorized. Find first place in BB where new stmts
1723 can be inserted. Takes only one argument.
1724 (vectorizable_induction): New function.
1725 (vect_transform_stmt): Add case for induc_vec_info_type to call
1726 vectorizable_induction.
1727 (vect_transform_loop): Consider phis for vectorization.
1728 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1730 (analyze_operations): Call vectorizable_induction when analyzing phis.
1732 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1733 (vect_mark_relevant): Include phis in relevance analysis.
1734 (vect_mark_stmts_to_be_vectorize): Likewise.
1735 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1737 2007-04-16 Lawrence Crowl <crowl@google.com>
1739 * doc/invoke.texi (Debugging Options): Add documentation for the
1740 -femit-struct-debug options -femit-struct-debug-baseonly,
1741 -femit-struct-debug-reduced, and
1742 -femit-struct-debug-detailed[=...].
1744 * c-opts.c (c_common_handle_option): Add
1745 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1746 and OPT_femit_struct_debug_detailed_.
1747 * c.opt: Add specifications for
1748 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1749 and -femit-struct-debug-detailed[=...].
1750 * opts.c (set_struct_debug_option): Parse the
1751 -femit-struct-debug-... options.
1752 * opts.c (matches_main_base, main_input_basename,
1753 main_input_baselength, base_of_path, matches_main_base): Add
1754 variables and functions to compare header base name to compilation
1756 * opts.c (should_emit_struct_debug): Add to determine to emit a
1757 structure based on the option.
1758 (dump_struct_debug) Also disabled function to debug this
1760 * opts.c (handle_options): Save the base name of the
1763 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1764 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1765 This hook indicates if a type is generic. Set it by default
1767 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1768 to determine if a struct type is generic or not.
1769 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1770 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1771 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1774 * flags.h (enum debug_info_usage): Add an enumeration to describe
1775 a program's use of a structure type.
1776 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1777 to indicate the program's usage of the type. Filter structs based
1778 on the -femit-struct-debug-... specification.
1779 (gen_type_die): Split into two routines, gen_type_die and
1780 gen_type_die_with_usage. gen_type_die is now a wrapper
1781 that assumes direct usage.
1782 (gen_type_die_with_usage): Replace calls to gen_type_die
1783 with gen_type_die_with_usage adding the program usage of
1784 the referenced type.
1785 (dwarf2out_imported_module_or_decl): Suppress struct debug
1786 information using should_emit_struct_debug when appropriate.
1788 2007-04-16 Ian Lance Taylor <iant@google.com>
1790 PR tree-optimization/31522
1791 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1792 (vrp_initialize): Allocate vr_phi_edge_counts.
1793 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1794 executable edge. Drop test for all constants.
1795 (vrp_finalize): Free vrp_phi_edge_counts.
1797 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1798 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1800 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1801 predecessors at head rather than tail.
1803 2007-04-16 Matthias Klose <doko@debian.org>
1805 * config/alpha/linux.h (CPP_SPEC): Define.
1806 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1808 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1810 * function.h: Remove sequence_stack extern declaration.
1812 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1814 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1816 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1819 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1821 * config/avr/avr.c (avr_arch_types): Rearranging array.
1822 (enum avr_arch): Add.
1823 (avr_mcu_types): Use avr_arch enumeration constants instead of
1825 * config/avr/avr.h (LINK_SPEC): Simplify.
1827 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1829 * config/m68k/m68k.c (m68k_libcall_value,
1830 m68k_function_value): Use macros for register names more.
1832 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1834 (M68K_REGNAME): Use A6_REG.
1835 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1837 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1840 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1841 'pending_read_list_length' and 'pending_write_list_length'. Update
1843 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1844 to handle two length counters instead of one. Update all uses.
1845 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1846 two length counters instead of one.
1847 * sched-rgn.c (propagate_deps): Update to handle two length counters
1850 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1853 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1854 copy of source, pass it to ix86_expand_vector_set and return
1857 2007-04-16 David Ung <davidu@mips.com>
1858 Joseph Myers <joseph@codesourcery.com>
1860 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1861 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1862 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1863 Add 74K processor information.
1864 * config/mips/mips.md: Include 74k.md.
1865 (cpu): Add 74kc,74kf,74kx.
1866 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1867 * config/mips/74k.md: New.
1868 * doc/invoke.texi (MIPS Options): Document 74K support.
1870 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1872 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1873 vectorizable_* functions.
1874 * tree-vect-transform.c (vectorizable_call): Add check for
1875 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1876 (vectorizable_store): likewise.
1877 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1879 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1880 (vectorizable_type_promotion, vectorizable_load): Likewise.
1881 (vectorizable_live_operation, vectorizable_condition): Likewise.
1882 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1884 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1886 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1888 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1889 register numbers more.
1890 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1891 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1892 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1893 FUNCTION_VALUE_REGNO_P): Likewise.
1894 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1895 STATIC_CHAIN_REGNUM): Likewise.
1896 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1897 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1898 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1899 * config/m68k/m68k.md (FP_REG): New.
1901 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1903 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1906 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1908 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1909 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1912 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1914 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1917 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1920 * c-decl.c (finish_decl): Grab the type of the decl after the call
1921 to store_init_value.
1923 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1925 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1927 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1930 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1931 post dominators and cleanup cfg before returning.
1933 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1935 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1936 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1938 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1940 * config.gcc: Recognize fido.
1941 * config/m68k/m68k-devices.def (fidoa): New.
1942 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1944 (FL_FIDOA, TARGET_FIDOA): New.
1945 * config/m68k/m68k.opt (mfidoa): New.
1947 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1950 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1951 when a personality function is used.
1953 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1955 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1957 2007-04-13 Mike Stump <mrs@apple.com>
1959 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1961 * config/darwin.opt (fapple-kext): Make C++ only.
1962 * config/darwin.c (darwin_override_options): Remove code to ensure
1963 -fapple-kext is given for C++ only.
1965 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1967 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1968 * config/mips/mips.c (override_options): Call
1969 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1971 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1973 * config/i386/i386.opt (msvr3-shlib): Removed.
1975 * doc/invoke.texi: Remove -msvr3-shlib.
1977 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1979 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1980 with "popcnt" instruction.
1982 2007-04-13 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/21258
1985 * tree-vrp.c (compare_case_labels): New helper.
1986 (find_switch_asserts): New function.
1987 (find_assert_locations): Call it for SWITCH_EXPRs.
1989 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1992 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1993 check is now implied in X87_FLOAT_MODE_P.
1994 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1995 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1996 (fix_trunc<mode>_i386_fisttp): Ditto.
1997 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1998 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1999 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2000 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2001 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2002 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2003 (unnamed_splitters): Ditto.
2004 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2005 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2006 FIRST_SSE_REG for local functions when SSE math is enabled or
2007 for functions with sseregparm attribute.
2008 (standard_80387_constant_p): Return -1 if mode is not
2010 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2011 (ix86_expand_compare): Ditto.
2012 (ix86_expand_carry_flag_compare): Ditto.
2013 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2014 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2015 DECIMAL_FLOAT_MODE_P.
2016 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2017 of SCALAR_FLOAT_MODE_P.
2018 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2019 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2020 checks before FLOAT_MODE_P.
2021 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2022 before FLOAT_MODE_P.
2027 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2029 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2030 Charles Wilson <libtool@cwilson.fastmail.fm>
2032 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2033 (libgcc.mvars): Don't depend on them.
2034 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2035 * exec-tool.in: New.
2037 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2039 * doc/invoke.text (--help): Document --help=common.
2041 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2043 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2045 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2047 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2048 * genemit.c (main): Emit #include "integrate.h".
2049 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2050 (LOADGP_RTP): New mips_loadgp_style.
2051 * config/mips/mips.h: Include config/vxworks-dummy.h.
2052 (TARGET_RTP_PIC): New macro.
2053 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2054 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2055 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2057 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2058 -mvxworks-pic when using -mrtp and a PIC option.
2059 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2061 (mips_symbolic_constant_p, mips_symbolic_address_p)
2062 (mips_symbol_insns): Handle SYMBOL_HALF.
2063 (override_options): Warn about -G and -mrtp being used together.
2064 Initialize mips_lo_relocs[SYMBOL_HALF].
2065 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2066 (mips_emit_loadgp): Handle LOADGP_RTP.
2067 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2068 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2069 (tablejump): Handle function-relative case table entries if
2071 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2073 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2075 * config/mips/mips.md (load_call<mode>): Allow any general register.
2077 (sibcall_value_internal, sibcall_value_multiple_internal)
2078 (call_value_internal, call_value_split, call_value_multiple_internal)
2079 (call_value_multiple_split): Remove constraints from operand 0.
2081 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2083 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2084 rather than loadgp_noshared.
2085 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2086 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2088 * config/mips/mips.md (loadgp): Rename to...
2089 (loadgp_newabi): ...this.
2090 (loadgp_noshared): Rename to...
2091 (loadgp_absolute): ...this.
2093 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2095 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2096 false for locally-binding symbols.
2097 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2099 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2101 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2102 (SYMBOL_GOT_PAGE_OFST): ...this.
2103 (SYMBOL_GOT_GLOBAL): Rename to...
2104 (SYMBOL_GOT_DISP): ...this.
2105 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2106 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2107 * config/mips/mips.c (mips_global_symbol_p): New function.
2108 (mips_symbol_binds_local_p): Likewise.
2109 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2110 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2111 and mips_symbol_binds_local_p.
2112 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2113 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2114 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2116 (mips_ok_for_lazy_binding_p): New function.
2117 (mips_load_call_address, mips_expand_call): Use it.
2118 (mips_dangerous_for_la25_p): Likewise.
2119 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2120 (*got_disp<mode>): Use got_disp_operand instead of
2121 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2122 SYMBOL_GOTOFF_GLOBAL.
2123 (*got_page<mode>): Use got_page_ofst_operand instead of
2125 * config/mips/predicates.md (const_call_insn_operand): Use
2126 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2127 (global_got_operand): Rename to...
2128 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2130 (local_got_operand): Rename to...
2131 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2132 of SYMBOL_GOT_LOCAL.
2134 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2136 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2137 TARGET_CALL_CLOBBERED_GP.
2138 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2139 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2140 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2141 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2142 of TARGET_ABICALLS && !TARGET_NEWABI.
2143 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2144 * config/mips/mips.c (mips_load_call_address): Check
2145 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2146 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2147 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2148 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2149 TARGET_ABICALLS && TARGET_NEWABI.
2150 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2152 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2153 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2154 TARGET_ABICALLS && TARGET_NEWABI.
2155 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2156 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2157 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2158 whether indirect calls must use $25.
2159 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2161 * config/mips/mips.md (jal_macro): Check flag_pic and
2162 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2163 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2164 instead of TARGET_ABICALLS.
2165 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2166 TARGET_ABICALLS && TARGET_OLDABI.
2167 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2168 (sibcall): In the comment above the define_insn, mention
2169 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2170 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2171 instead of TARGET_ABICALLS.
2173 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2175 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2176 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2177 (MACFLAGS_MATCH_P): New macro.
2178 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2179 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2180 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2181 the other MACFLAG constants.
2182 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2183 (flag_machi): Tighten constraints. Renumber some of the operands.
2184 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2186 (flag_machi_parts_acconly): New pattern.
2187 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2189 (flag_macinit1hi): Tighten constraints.
2190 (flag_mul_macv2hi_parts_acconly): New pattern.
2192 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2193 Use a more efficient implementation.
2194 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2195 inline sequences when not optimizing for size.
2197 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2198 movhi_high2low): Delete, merge functionality into...
2199 (packv2hi): ... this pattern.
2201 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2202 * config/bfin/bfin.opt (msim): New option.
2203 (mcpu=): New option.
2204 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2205 (bfin_cpu_t): Typedef of enum bfin_cpu.
2206 (bfin_cpu_type): New declaration.
2207 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2208 -msim and -mcpu= options.
2209 (LIB_SPEC): Likewise.
2210 * config/bfin/bfin.c (bfin_cpu_type): Define.
2211 (bfin_handle_option): Handle -mcpu= option.
2212 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2213 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2214 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2216 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2218 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2219 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2220 (powerpc-wrs-vxworksae): Use ${tm_file}.
2221 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2222 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2223 * config/i386/vx-common.h: New file.
2225 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2227 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2230 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2232 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2235 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2239 * c-common.c (c_build_qualified_type): Set canonical type
2242 2007-04-12 Richard Guenther <rguenther@suse.de>
2244 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2245 lower bound and element size if lower bound is not zero
2246 or either of the ARRAY_REF operands is set.
2248 2007-04-12 Richard Guenther <rguenther@suse.de>
2250 PR tree-optimization/24689
2251 PR tree-optimization/31307
2252 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2254 * gimplify.c (canonicalize_addr_expr): To be consistent with
2255 gimplify_compound_lval only set operands two and three of
2256 ARRAY_REFs if they are not gimple_min_invariant. This makes
2257 it never at this place.
2258 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2260 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2262 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2263 null before emitting a .nsubspa directive.
2265 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2267 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2268 need_to_partition_p if there are no memory statements in the
2271 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2273 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2274 (gcd_of_steps_may_divide_p): New function.
2275 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2277 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2279 * reload.c (find_reloads_toplev, find_reloads_address,
2280 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2281 not a pointer equality test, to decide if we need to call
2282 push_reg_equiv_alt_mem.
2284 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2286 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2287 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2288 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2290 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2292 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2293 vector to be positive.
2295 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2299 * doc/invoke.texi: Document --params max-aliased-vops and
2301 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2302 debug_memory_partitions): Move to tree-flow.h
2303 * params.h (AVG_ALIASED_VOPS): Define.
2304 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2306 (mp_info_t): Likewise.
2307 (get_mem_sym_stats_for): New.
2308 (set_memory_partition): Move from tree-flow-inline.h.
2309 (mark_non_addressable): Only clear the set of symbols for the
2310 partition if it exists.
2311 (dump_memory_partitions): Move from tree-ssa-operands.c
2312 (debug_memory_partitions): Likewise.
2313 (need_to_partition_p): New.
2314 (dump_mem_ref_stats): New.
2315 (debug_mem_ref_stats): New.
2316 (dump_mem_sym_stats): New.
2317 (debug_mem_sym_stats): New.
2318 (update_mem_sym_stats_from_stmt): New.
2319 (compare_mp_info_entries): New.
2320 (mp_info_cmp): Call it.
2321 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2323 (get_mpt_for): Move from tree-ssa-operands.c.
2324 (find_partition_for): New.
2325 (create_partition_for): Remove.
2326 (estimate_vop_reduction): New.
2327 (update_reference_counts): New.
2328 (build_mp_info): New.
2329 (compute_memory_partitions): Refactor.
2330 Document new heuristic.
2331 Call build_mp_info, update_reference_counts,
2332 find_partition_for and estimate_vop_reduction.
2333 (compute_may_aliases): Populate virtual operands before
2334 calling debugging dumps.
2335 (delete_mem_sym_stats): New.
2336 (delete_mem_ref_stats): New.
2337 (init_mem_ref_stats): New.
2338 (init_alias_info): Call it.
2339 (maybe_create_global_var): Remove alias_info argument.
2340 Get number of call sites and number of pure/const call sites
2341 from gimple_mem_ref_stats().
2342 (dump_alias_info): Call dump_memory_partitions first.
2343 (dump_points_to_info_for): Show how many times a pointer has
2345 * opts.c (decode_options): For -O2 set --param
2346 max-aliased-vops to 500.
2347 For -O3 set --param max-aliased-vops to 1000 and --param
2348 avg-aliased-vops to 3.
2349 * fortran/options.c (gfc_init_options): Remove assignment to
2351 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2352 * tree-dfa.c (dump_variable): Dump memory reference
2354 Dump NO_ALIAS* settings.
2355 (referenced_var_lookup): Tidy.
2356 (mem_sym_stats): New.
2357 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2358 and ORIG are different SSA names for a memory partition.
2359 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2360 * tree-flow.h (struct mem_sym_stats_d): Define.
2361 (mem_sym_stats_t): Define.
2362 (struct mem_ref_stats_d): Define.
2363 (struct gimple_df): Add field mem_ref_stats.
2364 (enum noalias_state): Define.
2365 (struct var_ann_d): Add bitfield noalias_state.
2366 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2367 debug_mem_ref_stats, debug_memory_partitions,
2368 debug_mem_sym_stats): Declare.
2369 * tree-ssa-structalias.c (update_alias_info): Update call
2370 sites, pure/const call sites and asm sites in structure
2371 returned by gimple_mem_ref_stats.
2372 Remove local variable IS_POTENTIAL_DEREF.
2373 Increase NUM_DEREFS if the memory expression is a potential
2375 Call update_mem_sym_stats_from_stmt.
2376 If the memory references memory, call
2377 update_mem_sym_stats_from_stmt for all the direct memory
2378 symbol references found.
2379 (intra_create_variable_infos): Set noalias_state field for
2380 pointer arguments according to the value of
2381 flag_argument_noalias.
2382 * tree-ssa-structalias.h (struct alias_info): Remove fields
2383 num_calls_found and num_pure_const_calls_found.
2384 (update_mem_sym_stats_from_stmt): Declare.
2385 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2386 Set default value to 100.
2387 (PARAM_AVG_ALIASED_VOPS): Define.
2389 2007-04-11 Richard Guenther <rguenther@suse.de>
2392 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2393 a * -b + c as c - a * b if we honor sign dependent rounding.
2395 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2397 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2399 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2400 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2402 (initialize_trampoline): Don't use old-style function definition.
2403 (bfin_secondary_reload): Mark IN_P argument as unused.
2405 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2407 PR tree-optimization/31343
2408 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2409 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2410 * testsuite/gcc.dg/vect/pr31343.c: New.
2412 2007-04-10 Eric Christopher <echristo@apple.com>
2414 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2415 * config/i386/i386.md (*cmpfp0): Use.
2416 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2417 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2418 (fix_trunc<mode>_i386_fisttp): Ditto.
2419 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2420 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2421 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2422 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2423 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2424 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2425 (unnamed_splitters): Ditto.
2426 * config/i386/i386.c (output_fix_trunc): Assert that
2427 we're not being passed a TFmode operand.
2429 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2431 PR tree-optimization/31526
2432 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2433 n_basic_blocks to find newly added blocks.
2435 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2439 (fix_trunc<mode>si_sse): Ditto.
2440 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2441 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2442 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2443 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2444 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2445 expander using SSEMODEF mode macro.
2446 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2447 expander using SSEMODEF mode macro.
2448 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2449 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2450 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2451 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2452 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2453 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2454 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2455 Macroize insn using X87MODEF mode macro.
2457 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/i386/sse.md (sse2_pinsrw): Removed.
2460 (sse2_pextrw): Renamed to ...
2461 (*sse2_pextrw): This.
2463 2007-04-09 Jan Hubicka <jh@suse.cz>
2466 * config/i386/sse.md
2467 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2468 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2469 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2470 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2472 2007-04-09 Jan Hubicka <jh@suse.cz>
2474 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2475 multiple fields of union.
2477 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2479 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2480 (create_preheaders): Check that loops are available.
2481 (fix_loop_structure): Clean up, improve comments.
2482 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2483 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2485 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2486 * predict.c (tree_estimate_probability): Do not call
2487 calculate_dominance_info. Call create_preheaders.
2488 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2489 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2491 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2492 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2493 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2494 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2497 2007-04-08 Jan Hubicka <jh@suse.cz>
2499 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2500 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2501 * fold-const.c (fold_unary): Use it.
2503 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2505 * varasm.c (assemble_variable): Remove call to
2506 lang_hooks.decls.prepare_assemble_variable.
2507 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2508 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2509 * langhooks.h (lang_hooks_for_decls): Remove
2510 prepare_assemble_variable.
2512 2007-04-08 Mike Stump <mrs@apple.com>
2514 * config/i386/i386.c: Use inc/dec on Core2.
2516 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2518 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2519 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2520 lhd_tree_inlining_end_inlining): Remove.
2521 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2522 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2524 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2525 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2526 lhd_tree_inlining_end_inlining): Remove prototypes.
2527 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2528 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2529 LANG_HOOKS_TREE_INLINING_START_INLINING,
2530 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2532 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2535 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2538 * config/avr/predicates.md (io_address_operand): Delete predicate.
2539 (low_io_address_operand): Don't use 'mode' argument.
2540 (higth_io_address_operand): Rename ...
2541 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2542 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2545 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2547 Revert change removing staticp.
2549 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2552 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2555 2007-04-07 Bruce Korb <bkorb@gnu.org>
2557 * c.opt: Add -Wformat-contains-nul.
2558 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2560 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2561 the NUL byte warning.
2563 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2565 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2567 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2569 * tree.c (staticp): No longer use staticp langhook.
2570 * langhooks.c (lhd_staticp): Removed.
2571 * langhooks.h (struct lang_hooks): Remove staticp.
2572 * c-common.c (c_staticp): Remove.
2573 * c-common.h (c_staticp): Ditto.
2574 * langhooks-defs.h (lhd_staticp): Ditto.
2575 (LHD_HOOKS_STATICP): Ditto
2576 * tree.h (gcc_assert_lowered): New macro.
2578 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2580 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2581 argument "reliable".
2582 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2583 Add argument "reliable". Propagate it through calls.
2584 (infer_loop_bounds_from_undefined): Derive number of iterations
2585 estimates from references in blocks that do not dominate loop latch.
2586 (gcov_type_to_double_int): New function.
2587 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2588 and expected_loop_iterations_unbounded.
2589 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2590 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2591 * tree-data-ref.c (estimated_loop_iterations): Export.
2592 (get_references_in_stmt): Fix -- do not return addresses of local
2594 * cfgloop.h (expected_loop_iterations_unbounded,
2595 estimated_loop_iterations): Declare.
2597 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2599 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2601 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2603 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2604 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2605 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2606 Use output_387_reg_move().
2607 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2608 expander using X87MODEF12 mode macro.
2609 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2610 choosing register preferences. Use output_387_reg_move().
2611 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2612 instead of "x". Use output_387_reg_move().
2613 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2614 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2615 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2616 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2617 Use output_387_reg_move().
2618 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2620 (*truncxf?f_i387 splitter): Ditto.
2622 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2624 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2625 LANG_HOOKS_SAFE_FROM_P.
2626 * expr.c (safe_from_p): Remove langhook call.
2627 * langhooks.h (lang_hooks): Remove safe_from_p.
2628 (lhd_safe_from_p): Remove prototype.
2629 * langhooks.c (lhd_safe_from_p): Remove.
2631 2007-04-06 Jan Hubicka <jh@suse.cz>
2633 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2636 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2639 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2640 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2641 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2643 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2644 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2646 2007-04-05 Richard Henderson <rth@redhat.com>
2648 * config/alpha/alpha.c (print_operand) [+]: Remove.
2649 (alpha_end_function): Print nop if call at end of function.
2650 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2651 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2652 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2653 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2654 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2655 the call pattern. Update peepholes to match.
2657 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2659 * doc/extend.texi (Other Builtins): Add decimal float variants
2661 * builtins.def: Ditto.
2662 * builtins.c (expand_builtin): Ditto.
2664 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2665 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2669 of V8HImode when calling ix86_binary_operator_ok.
2670 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2671 (sdot_prodv8hi): Operands 1 and 2 must be register.
2673 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2675 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2676 initialize align to silence bogus warning.
2678 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2681 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2683 (struct sra_walk_fns): Remove use_all parameter from use.
2684 (sra_hash_tree): Handle BIT_FIELD_REFs.
2685 (sra_elt_hash): Don't hash bitfld blocks.
2686 (sra_elt_eq): Skip them in parent compares as well. Handle
2688 (sra_walk_expr): Don't maintain or pass down use_all_p.
2689 (scan_use): Remove use_all parameter.
2690 (scalarize_use): Likewise. Re-expand assignment to
2691 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2692 output, and re-scalarize after output. Don't mark anything
2694 (scalarize_ldst): Adjust.
2695 (scalarize_walk_gimple_modify_statement): Likewise.
2696 (build_element_name_1): Handle BIT_FIELD_REFs.
2697 (instantiate_element): Don't warn for any element whose parent
2699 (instantiate_missing_elements_1): Return the sra_elt.
2700 (canon_type_for_field): New.
2701 (try_instantiate_multiple_fields): New.
2702 (instantiate_missing_elemnts): Use them.
2703 (mark_no_warning): Removed.
2704 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2705 (REPLDUP, sra_build_elt_assignment): New.
2706 (generate_copy_inout): Use them.
2707 (generate_element_copy): Likewise. Handle bitfld differences.
2708 (generate_element_zero): Don't recurse for blocks. Use
2709 sra_build_elt_assignment.
2710 (generate_one_element_int): Take elt instead of var. Use
2711 sra_build_elt_assignment.
2712 (generate_element_init_1): Adjust.
2713 (scalarize_use, scalarize_copy): Use REPLDUP.
2714 (scalarize_ldst): Move assert before dereference.
2715 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2717 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2719 * regmove.c: Fix unused variable warnings due to previous commit.
2721 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2723 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2724 (regmove_bb_head): Remove.
2725 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2726 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2727 problems with fixup_match_1.
2728 Don't initialize/free regmove_bb_head.
2730 (reg_is_remote_constant_p): If an insn is in the same basic block
2731 but not before INSN, consider it remote, too.
2733 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2736 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2737 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2739 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2741 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2742 (CONDITIONAL_REGISTER_USAGE): Likewise.
2744 2007-04-04 Richard Henderson <rth@redhat.com>
2746 * config/alpha/lib1funcs.asm: Remove unused file.
2748 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2751 * opts.c (print_specific_help): Fix --help=<language>
2753 (common_handle_option): Support --help=common.
2755 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2758 * gcc.c (main): Do not run the linker if
2759 print_subprocess_help indicates that it shouldn't be
2762 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2765 * doc/invoke.texi (--help=): Document <languages> value, fix
2766 formatting in tables of values.
2768 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2770 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2771 dllimport attribute of virtual methods.
2773 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2775 * config/score/crti.asm: Change _bss_start to __bss_start.
2776 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2777 (OUTGOING_REG_PARM_STACK_SPACE) update.
2778 * config/score/score.opt: add options to make backend support
2779 score5, score5u, score7 and score7d.
2780 * config/score/score.md: Likewise.
2781 * config/score/misc.md: Likewise.
2782 * config/score/mac.md: Likewise.
2783 * doc/invoke.texi: Likewise.
2784 * doc/md.texi: update constraints define.
2786 2007-04-03 Richard Henderson <rth@redhat.com>
2788 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2789 an appropriate type, use the mode instead.
2791 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2793 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2794 Set the default --with-arch setting to mips2.
2795 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2796 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2797 (MULTILIB_OSDIRNAMES): Delete.
2798 (MULTILIB_DIRNAMES): Define.
2799 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2800 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2801 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2802 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2803 VXWORKS_OS_CPP_BUILTINS.
2804 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2805 (MIPS_DEBUGGING_INFO): Undefine.
2806 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2808 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2811 * fold-const.c (native_encode_real): Encode real.c provided longs
2812 as a series of 32-bit native integers.
2813 (native_interpret_real): Interpret buffer as a series of 32-bit
2816 2007-04-03 Richard Guenther <rguenther@suse.de>
2818 * genpreds.c (write_insn_constraint_len): Write function
2819 optimized for CONSTRAINT_LEN implementation.
2820 (write_tm_preds_h): Output insn_constraint_len inline and
2821 use it for CONSTRAINT_LEN.
2822 (write_insn_preds_c): Don't output insn_constraint_len.
2823 * doc/md.texi (define_register_constraint): Document multi-letter
2824 constraints shall have the same length if they start with the same
2827 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/i386.md (isinf<mode>2): Expand only when
2831 TARGET_C99_FUNCTIONS is set.
2833 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2835 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2836 (x86_64-*-linux*): Ditto.
2837 * config/i386/i386.opt (mpc): New option.
2838 * config/i386/i386.c (overrride_options): Handle
2839 ix87_precision_string.
2840 * config/i386/crtprec.c: New file.
2841 * config/i386/t-crtpc: Ditto.
2842 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2844 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2845 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2846 crtprec32.o, crtprec64.o and crtprec80.o.
2848 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2850 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2852 2007-04-02 Eric Christopher <echristo@apple.com>
2854 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2855 limitations on darwin.
2857 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2860 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2862 2007-04-02 Dave Korn <dave.korn@artimi.com>
2864 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2866 2007-04-02 Dave Korn <dave.korn@artimi.com>
2868 * libgcc2.h (exception_descriptor): Don't forward-declare.
2869 (__get_eh_table_language, __get_eh_table_version): Delete
2870 prototypes of long-dead functions.
2872 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2874 * ebitmap.h: New file
2875 * ebitmap.c: New file
2876 * Makefile.in (ebitmap.o): New target.
2878 2007-04-01 Jan Hubicka <jh@suse.cz>
2880 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2881 before very first instruction.
2883 2007-04-01 Jan Hubicka <jh@suse.cz>
2885 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2886 waring on 64bit hosts.
2887 * bitmap.h: Fix typo in bitmap_head_def.
2889 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2891 PR rtl-optimization/31391
2892 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2893 into a DELETED_LABEL note, and the label is in an empty basic
2894 block, update BB_END as well as BB_HEAD.
2896 2007-04-01 Richard Henderson <rth@redhat.com>
2898 PR tree-optimization/31169
2899 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2900 to varying if the range is outside [0, prec-1].
2902 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2905 * config/mips/mips.md (load_const_gp): New insn.
2906 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2907 the MIPS16 GP pseudo register if no_new_pseudos.
2908 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2910 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2913 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2915 (call_value): Likewise.
2917 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2918 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2921 * doc/invoke.texi: (optimization options): Reword description
2922 of -ffast-math. Document its primary purpose.
2924 2007-03-31 Richard Guenther <rguenther@suse.de>
2926 * omp-low.c (splay-tree.h): Include.
2927 (lookup_decl): Replace splay-tree usage by pointer-map.
2928 (maybe_lookup_decl): Likewise.
2929 (new_omp_context): Likewise.
2930 (delete_omp_context): Likewise.
2931 * gimplify.c (splay-tree.h): Include.
2932 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2934 (remap_ssa_name): Likewise.
2935 (remap_decl): Likewise.
2936 (remap_type_1): Likewise.
2937 (remap_type): Likewise.
2938 (copy_body_r): Likewise.
2939 (expand_call_inline): Likewise.
2940 (clone_body): Likewise.
2941 (copy_tree_r): Likewise.
2942 (remap_save_expr): Likewise.
2943 (unsave_r): Likewise.
2944 (unsave_expr_now): Likewise.
2945 (tree_function_versioning): Likewise.
2946 (build_duplicate_type): Likewise.
2947 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2948 (struct copy_body_data): Replace splay-tree by pointer-map.
2949 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2950 not $(SPLAY_TREE_H).
2951 (gimplify.o): Depend on $(SPLAY_TREE_H).
2952 (omp-low.p): Likewise.
2954 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2956 * config/avr/predicates.md (even_register_operand,
2957 odd_register_operand): New predicates.
2958 * config/avr/avr.md (movw peephole2): New.
2959 (movw_r peephole2): New.
2961 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2963 * tree.h (get_signed_or_unsigned_type): New.
2964 * fold-const.c (operand_equal_for_comparison_p): Use
2965 get_signed_or_unsigned_type instead of
2966 lang_hooks.types.signed_or_unsigned_type.
2967 * expr.c (store_expr): Ditto.
2968 * langhooks.c (get_signed_or_unsigned_type): New.
2969 (lhd_signed_or_unsigned_type): New.
2970 * langhooks.h (lhd_signed_or_unsigned_type): New.
2971 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2973 2007-03-30 Richard Henderson <rth@redhat.com>
2975 * tree-ssa-loop-ivopts.c: Include target.h.
2976 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2977 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2978 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2979 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2981 2007-03-30 Richard Henderson <rth@redhat.com>
2982 Kai Tietz <kai.tietz@onevision.com>
2984 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2986 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2987 (TARGET_64BIT_MS_ABI): New.
2988 (DBX_REGISTER_NUMBER): Handle 64-bit.
2989 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2990 (LONG_TYPE_SIZE): Force to 32.
2991 (REG_PARM_STACK_SPACE): New.
2992 (OUTGOING_REG_PARM_STACK_SPACE): New.
2993 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2994 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2995 (STACK_BOUNDARY): Use 128 for 64-bit.
2996 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2997 Add 64-bit implementation.
2998 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3000 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3001 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3002 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3003 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3004 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3005 TARGET_64BIT_MS_ABI.
3006 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3007 (ix86_pass_by_reference): Likewise.
3008 (ix86_function_value_regno_p): Likewise.
3009 (ix86_build_builtin_va_list): Likewise.
3010 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3011 (function_arg_advance_ms_64): New.
3012 (function_arg_advance): Call it.
3013 (function_arg_ms_64): New.
3014 (function_arg): Call it.
3015 (function_value_ms_64): New.
3016 (ix86_function_value_1): Call it.
3017 (return_in_memory_ms_64): New.
3018 (ix86_return_in_memory): Call it.
3019 (setup_incoming_varargs_ms_64): New.
3020 (ix86_setup_incoming_varargs): Call it.
3021 (ix86_expand_prologue): Handle 64-bit stack probing.
3022 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3023 (output_pic_addr_const): Likewise.
3024 (x86_this_parameter): Likewise.
3025 (x86_output_mi_thunk): Likewise.
3026 (x86_function_profiler): Likewise.
3027 (TARGET_STRICT_ARGUMENT_NAMING): New.
3028 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3029 (TARGET_64BIT_MS_ABI): New.
3030 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3031 * config/i386/i386.md (allocate_stack_worker): Remove.
3032 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3033 describe the clobber of eax without a match_scratch.
3034 (allocate_stack_worker_postreload): Remove.
3035 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3036 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3037 (allocate_stack_worker_rex64_postreload): Remove.
3038 (allocate_stack): Handle 64-bit.
3039 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3040 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3041 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3042 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3043 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3044 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3045 * config.build (x86_64-*-mingw*): New host.
3046 * config.host (x86_64-*-mingw*): New host.
3047 * config.gcc (x86_64-*-mingw*): New target.
3048 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3050 2007-03-30 Richard Henderson <rth@redhat.com>
3051 Kai Tietz <kai.tietz@onevision.com>
3053 * c-pragma.c (struct def_pragma_macro_value): New.
3054 (struct def_pragma_macro): New.
3055 (pushed_macro_table): New.
3056 (dpm_hash, dpm_eq): New.
3057 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3058 (init_pragma): Install them.
3059 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3061 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3063 * config/avr/avr.c (avr_override_options): Clear
3064 'flag_delete_null_pointer_checks'.
3066 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3069 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3070 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3071 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3072 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3073 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3074 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3075 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3077 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3079 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3081 * regmove.c: Move all of pass_stack_adjustments from here...
3082 * combine-stack-adj.c: ...to this new file.
3083 * Makefile.in: Add rules for combine-stack-adj.o.
3085 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3087 PR tree-optimization/31383
3088 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3089 to have the same length.
3091 2007-03-30 Jan Hubicka <jh@suse.cz>
3094 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3095 availablility; add more sanity checking; ask varpool only about
3098 2007-03-29 Richard Henderson <rth@redhat.com>
3100 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3101 to decide, but __SIZEOF_LONG_LONG__.
3103 2007-03-29 Richard Henderson <rth@redhat.com>
3105 * emutls.c (struct __emutls_array): New.
3106 (emutls_destroy): Use it instead of casting element 0 from void*.
3107 (__emutls_get_address): Likewise.
3109 2007-03-29 Richard Henderson <rth@redhat.com>
3111 * varasm.c (initializer_constant_valid_p): Don't deny
3112 DECL_DLLIMPORT_P on functions.
3114 * config/i386/cygming.h: Remove function declarations.
3115 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3116 (ASM_OUTPUT_LABELREF): Remove.
3117 (COMMON_ASM_OP): Remove.
3118 (ASM_OUTPUT_COMMON): Remove.
3119 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3120 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3121 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3122 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3123 Rename from TARGET_ENCODE_SECTION_INFO.
3124 * config/i386/netware.h: Likewise.
3125 * config/i386/i386-protos.h: Update.
3126 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3127 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3128 (legitimate_constant_p): Reject dllimports.
3129 (dllimport_map, get_dllimport_decl): New.
3130 (legitimize_dllimport_symbol): New.
3131 (legitimize_address, ix86_expand_move): Use it.
3132 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3133 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3134 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3135 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3136 * config/i386/predicates.md (constant_call_address_operand): Only
3137 accept symbols; reject dllimport_p symbols.
3138 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3139 i386_pe_maybe_record_exported_symbol.
3140 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3141 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3142 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3143 trust the setting of DECL_DLLIMPORT_P.
3144 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3145 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3146 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3147 tidy the argument scanning loop.
3148 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3149 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3150 (i386_pe_strip_name_encoding): Remove.
3151 (i386_pe_binds_local_p): New.
3152 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3153 (i386_pe_output_labelref): Remove.
3154 (i386_pe_asm_output_aligned_decl_common): New.
3155 (i386_pe_maybe_record_exported_symbol): Rename from
3156 i386_pe_record_exported_symbol; check for dllexported symbols.
3158 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3160 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3161 add comment explaining why vsnprintf cannot be used.
3163 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3165 PR tree-optimization/30666
3166 * tree.c (build_complex_type): When creating type names for DWARF2
3167 debug info, create TYPE_DECLs for TYPE_NAME instead of
3169 (build_common_tree_nodes_2): Use build_complex_type when building
3170 predefined complex types, to preserve canonical types.
3172 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3174 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3175 (noce_get_alt_condition): Look at it to determine whether to
3176 reverse the condition or not.
3177 (noce_get_condition): Substitute the truth for lies.
3178 (noce_find_if_block): Set the then_else_reversed field.
3180 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3182 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3183 destination of this insn.
3184 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3185 than calling gen_rtx_SET directly. Use r0 to hold the value of
3186 'address + 4' rather than a stack based temporary which can be
3189 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3191 * config/s390/s390.c (s390_secondary_input_reload_class,
3192 s390_secondary_output_reload_class): Functions removed.
3193 (s390_secondary_reload): New function.
3194 (TARGET_SECONDARY_RELOAD): Target macro defined.
3195 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3196 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3197 * config/s390/s390.md ("reload_outti", "reload_outdi",
3198 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3199 "reload_out<mode>"): Expanders removed.
3200 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3201 "reload<mode>_nonoffmem_out"): Expanders added.
3203 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3205 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3206 SRC->DEST replacement failed anyway.
3208 2007-03-28 Mike Stump <mrs@apple.com>
3210 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3211 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3212 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3214 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3216 * config.gcc: Accept barcelona as a variant of amdfam10.
3217 * config/i386/i386.c (override_options): Likewise.
3218 * doc/invoke.texi: Likewise.
3220 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3222 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3223 offsets for BIT_FIELD_REF and COMPONENT_REF.
3225 2007-03-28 Richard Guenther <rguenther@suse.de>
3227 * tree.c (is_global_var): Move ...
3228 * tree-flow-inline.h (is_global_var): ... here.
3229 * tree.h (is_global_var): Remove declaration.
3231 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3235 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3236 * config/i386/i386.c (ix86_tune_features): Initialize new
3238 * config/i386/predicates.md (promotable_binary_operator): Use
3239 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3241 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3244 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3246 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3248 * config/fr30/fr30.md (movsi_internal): Change destination
3249 constraint from m to V and add m to the end.
3251 2007-03-28 Christian Bruel <christian.bruel@st.com>
3253 * config/sh/sh.md (movsi_i): Fix type attribute.
3255 2007-03-28 Christian Bruel <christian.bruel@st.com>
3257 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3258 (movsf_ie): Likewise.
3260 2007-03-28 Christian Bruel <christian.bruel@st.com>
3262 * config.gcc: Add sh4-300 to multilib.
3263 * config/sh/t-mlib-sh4-300: New file.
3265 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3267 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3268 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3270 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3271 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3272 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3273 "fixuns_trunctddi2"): Whitespace fix.
3275 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3277 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3278 the definition of struct sh_args.
3279 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3280 CALL_COOKIE_INT_REG_GET): Likewise.
3282 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3284 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3285 transformations are applied successfully.
3287 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3289 * tree.c (tree_contains_struct): Permit 512 tree codes.
3290 * tree.h (tree_contains_struct): Ditto.
3291 (MAX_TREE_CODES): Ditto.
3292 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3293 SPARE member to store remaining padding bits.
3295 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3297 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3300 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3302 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3303 * configure: Regenerate.
3305 * configure: Regenerate using the correct version of autoconf.
3307 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3309 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3311 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3312 regs to "__SP_L__" and "__SP_H__".
3314 2007-03-27 Richard Guenther <rguenther@suse.de>
3316 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3317 computations with it with a HOST_WIDE_INT variable.
3319 2007-03-26 Mike Stump <mrs@apple.com>
3321 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3322 objective-c-header, objective-c++-header and objc++-cpp-output
3324 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3326 2007-03-26 Richard Henderson <rth@redhat.com>
3329 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3330 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3331 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3332 IX86_BUILTIN_PSRLQ128): New.
3333 (ix86_init_mmx_sse_builtins): Add them.
3334 (ix86_expand_builtin): Expand them.
3335 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3336 operand 2 be TImode.
3337 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3338 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3339 _mm_srli_epi64): Mark __B const.
3340 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3341 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3342 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3343 new two-vector shift builtins.
3345 2007-03-26 Ian Lance Taylor <iant@google.com>
3347 PR tree-optimization/31345
3348 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3349 [+INF, +INF(OVF)] into VARYING.
3351 2007-03-26 Zack Weinberg <zackw@panix.com>
3353 * gengtype-parse.c: New file.
3354 * gengtype-yacc.y: Delete.
3355 * gengtype-lex.l: Don't include gengtype-yacc.h.
3356 Define YY_DECL and yyterminate appropriately for recursive
3357 descent parser. yylval is now a string out-parameter to yylex.
3358 (HWS, EOID): New shorthand.
3359 (IWORD): Add a couple more types.
3360 (yylex): Add a setup stanza. Remove the complex rules for
3361 detecting GTY'ed types and typedefs; replace with simple
3362 keyword detectors. Adjust everything for the changed
3363 definition of yylval. Ignore all pp-directives, not just #define.
3365 (parse_file): Rename yybegin; do not call yyparse.
3367 * gengtype.c (xasprintf): Export again.
3368 (this_file): New. Use everywhere __FILE__ was being used.
3369 (get_lang_bitmap): Special case types defined in gengtype.c.
3370 (do_typedef, new_structure): Suppress definition of certain types.
3371 (new_structure): Improve diagnostics of duplicate definitions.
3372 Make sure location_s is associated with input.h.
3373 (nreverse_pairs, define_location_structures): New functions.
3374 (main): Improve tagging of kludge types. Remove old kludges
3375 for input.h types; use define_location_structures.
3376 * gengtype.h: Update prototypes. Define token codes here.
3377 * Makefile.in: Remove all references to gengtype-yacc.
3378 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3380 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3381 add GTY((skip)) to the field that's only conditionally there.
3382 * doc/install.texi: Document that Bison is no longer required
3383 unless building treelang.
3385 * gengtype.c: Don't include gtyp-gen.h.
3386 (srcdir): Declare here.
3387 (base_files, lang_dir_names): Allocate dynamically.
3388 (gt_files, num_gt_files, num_lang_dirs): New globals.
3389 (measure_input_list, read_input_line, read_input_list)
3390 (set_lang_bitmap): New functions.
3391 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3392 simplify, relying on read_input_list to set up the bitmaps.
3393 (main): Arguments are no longer unused. Check for correct number
3394 of command line arguments, set srcdir and srcdir_len, then call
3395 read_input_list, before doing anything else. No need to worry
3396 about duplicates in main loop.
3397 * configure.ac: Simplify the calculation of all_gtfiles.
3398 Put language tags in there. Don't set or substitute
3399 all_gtfiles_files_langs or all_gtfiles_files_frags.
3400 * Makefile.in: Revamp the way gengtype is invoked, now that it
3401 takes a file on its command line with a much simpler format.
3402 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3403 (GTFILES): Remove duplicates and C source files.
3404 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3405 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3406 * configure: Regenerate.
3408 * gengtype.h: Remove all type definitions to gengtype.c; leave
3409 only definitions of options_p, type_p, and pair_p as opaque
3410 pointers. Update prototypes.
3411 * gengtype.c: Many type definitions moved here from gengtype.h.
3412 Consolidate type definitions at the top of the file.
3413 (xvasprintf): Delete.
3414 (xasprintf): Make static.
3415 (create_nested_pointer_option): Add 'next' parameter.
3416 (create_field_all, create_field_at): New functions.
3417 (create_field): Now a thin wrapper around create_field_all.
3418 (create_optional_field): Rename create_optional_field_ and add
3419 line argument. Original name is now a macro which supplies
3421 (oprintf): Use vsnprintf directly.
3422 (close_output_files): Use fatal rather than perror/exit.
3423 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3424 (main): Set progname. Don't use exit.
3425 * gengtype-yacc.y (struct_fields): Use create_field_at.
3426 (option, optionseqopt): Delete.
3427 (optionseq): Consolidate productions from option here so we
3428 can use the first argument to create_option.
3430 * gengtype-lex.l: Distinguish unions from structures in the
3431 token type. Don't call find_structure; return the tag as a string.
3432 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3433 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3434 Reorganize typedef_struct production accordingly.
3435 Use create_nested_ptr_option.
3436 * gengtype.c (create_nested_ptr_option): New function.
3437 * gengtype.h: Declare it.
3439 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3440 (string_type): Don't declare.
3441 (do_scalar_typedef): Declare.
3442 (create_scalar_type): Update prototype.
3443 * gengtype.c (string_type): Make static.
3444 (scalar_nonchar, scalar_char): New.
3445 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3446 (resolve_typedef): Use scalar_nonchar for error recovery.
3447 (create_scalar_type): Remove name_len field. Return scalar_char
3448 or scalar_nonchar as appropriate.
3449 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3451 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3453 (main): Initialize scalar_char and scalar_nonchar before calling
3455 * gengtype-lex.l: Adjust for removal of second argument to
3456 create_scalar_type. Use yylval.s instead of yylval.t when
3458 * gengtype-yacc.y: Type of SCALAR is string. Call
3459 create_scalar_type from type:SCALAR rule. Adjust for removal of
3460 second argument to create_scalar_type.
3462 * vec.h: Remove all #if IN_GENGTYPE blocks.
3463 Add comment saying that changes may require adjustments to gengtype.
3464 * gengtype.c: Don't include coretypes.h or tm.h.
3465 Add comment to inclusion of errors.h.
3466 (note_def_vec, note_def_vec_alloc): New functions.
3467 * gengtype.h: Declare new functions.
3468 * gengtype-lex.l: Don't include coretypes.h.
3469 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3471 (update_lineno): Remove unnecessary prototype.
3472 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3473 (VEC rule): Just return VEC_TOKEN.
3474 * gengtype-yacc.y (VEC_TOKEN): New token type.
3475 (type): Add a production for VEC(a,b).
3476 * Makefile.in: Update dependencies.
3478 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3479 typedefs that use the old PARAMS macro.
3481 * gengtype-lex.l: Remove all rules and states relating to yacc
3483 * gengtype-yacc.y: Similarly.
3484 * gengtype.c (note_yacc_type): Delete function.
3485 * gengtype.h: Update prototypes.
3487 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3489 * tree-pretty-print.c (dump_generic_node): Report precision of
3490 unnamed integer types.
3492 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3494 * ifcvt.c (noce_try_store_flag_constants): Don't check
3495 no_new_pseudos here.
3496 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3497 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3498 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3499 noce_try_sign_mask): Likewise.
3500 (if_convert): Check no_new_pseudos here.
3502 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3504 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3505 (noce_get_condition): Handle new then_else_reversed argument.
3506 (noce_init_if_info): Remove, fold into noce_find_if_block.
3507 (noce_process_if_block): Take a struct noce_if_info as the
3508 argument. Don't set up one based on ce_if_info. Update pointer
3509 references accordingly.
3510 (cond_move_process_if_block): Likewise.
3511 (process_if_block): Removed.
3512 (find_if_block): Removed. Move functionality two new functions,
3513 noce_find_if_block and cond_exec_find_if_block.
3514 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3515 blocks and the symmetric IF-ELSE-JOIN case.
3516 (cond_exec_find_if_block): Also new function mostly based on old
3517 find_if_block and process_if_block.
3518 (find_if_header): Replace find_if_block call with separately
3519 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3520 (find_cond_trap): Update noce_get_condition call.
3521 (dead_or_predicable): Likewise.
3523 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3525 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3527 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3528 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3529 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3530 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3531 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3532 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3533 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3534 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3535 __builtin_ia32_psrad128 builtins.
3537 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3539 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3540 * config/i386/constraints.md
3541 (define_constraint "I"): Use IN_RANGE macro.
3542 (define_constraint "J"): Ditto.
3543 (define_constraint "K"): Ditto.
3544 (define_constraint "M"): Ditto.
3545 (define_constraint "N"): Ditto.
3546 (define_constraint "O"): Ditto.
3547 * config/i386/predicates.md
3548 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3549 (define_predicate "const_0_to_3_operand"): Ditto.
3550 (define_predicate "const_0_to_7_operand"): Ditto.
3551 (define_predicate "const_0_to_15_operand"): Ditto.
3552 (define_predicate "const_0_to_63_operand"): Ditto.
3553 (define_predicate "const_0_to_255_operand"): Ditto.
3554 (define_predicate "const_1_to_31_operand"): Ditto.
3555 (define_predicate "const_2_to_3_operand"): Ditto.
3556 (define_predicate "const_4_to_7_operand"): Ditto.
3558 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3560 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3561 in SImode for save_world.
3562 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3565 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3567 PR tree-optimization/30784
3568 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3571 2007-03-25 Revital Eres <eres@il.ibm.com>
3573 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3574 Fold movement_possibility function into it.
3576 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3578 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3579 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3580 (call_indirect_nonlocal_darwin64): Same.
3581 (call_nonlocal_darwin64): Same.
3582 (call_value_indirect_nonlocal_darwin64): Same.
3583 (call_value_nonlocal_darwin64): Same.
3584 (sibcall_nonlocal_darwin64): Same.
3585 (sibcall_value_nonlocal_darwin64): Same.
3586 (sibcall_symbolic_64): Same.
3587 (sibcall_value_symbolic_64): Same.
3588 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3590 (rs6000_emit_load_toc_table): Same.
3591 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3592 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3598 (load_toc_v4_pic_si): Same
3599 (load_toc_v4_PIC_1): Same.
3600 (load_toc_v4_PIC_1b): Same.
3601 (call_indirect_aix{32,64}): Same.
3602 (call_value_indirect_aix{32,64}): Same.
3605 (call_local{32,64}): Same.
3606 (call_value_local{32,64}): Same.
3607 (call_indirect_nonlocal_aix{32,64}): Same.
3608 (call_nonlocal_aix{32,64}): Same.
3609 (call_value_indirect_nonlocal_aix{32,64}): Same.
3610 (call_value_nonlocal_aix{32,64}): Same.
3611 (call_indirect_nonlocal_sysv<mode>): Same.
3612 (call_nonlocal_sysv<mode>): Same.
3613 (call_value_indirect_nonlocal_sysv<mode>): Same.
3614 (call_value_nonlocal_sysv<mode>): Same.
3616 (sibcall_local{32,64}): Same.
3617 (sibcall_value_local{32,64}): Same.
3618 (sibcall_nonlocal_aix{32,64}): Same.
3619 (sibcall_value_nonlocal_aix{32,64}): Same.
3620 (sibcall_nonlocal_sysv<mode>): Same.
3621 (sibcall_value): Same.
3622 (sibcall_value_nonlocal_sysv<mode>): Same.
3624 2007-03-24 Paul Brook <paul@codesourcery.com>
3626 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3627 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3629 2007-03-24 Richard Henderson <rth@redhat.com>
3631 * config/ia64/constraints.md: New file.
3632 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3633 satisfies_constraint_?.
3634 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3635 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3636 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3637 ia64_output_mi_thunk): Likewise.
3638 (ia64_const_ok_for_letter_p): Remove.
3639 (ia64_const_double_ok_for_letter_p): Remove.
3640 (ia64_extra_constraint): Remove.
3641 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3642 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3643 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3644 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3645 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3646 EXTRA_MEMORY_CONSTRAINT): Remove.
3647 * config/ia64/ia64.md: Include constriants.md. Replace
3648 CONST_OK_FOR_? with satisfies_constraint_?.
3650 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3651 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3655 (name macros): Use DPD_BID_NAME to convert names properly.
3657 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3658 decimal floating point format.
3659 (init_floating_libfuncs): Change decimal functions so that they
3660 have a "bid_" prefix if the decimal system uses the BID format,
3661 and "dpd_" prefix if the decimal system uses the DPD format.
3662 (init_interclass_conv_libfuncs): Ditto.
3663 (init_intraclass_conv_libfuncs): Ditto.
3665 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3666 using the BID format.
3668 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3669 whether we are using the BID decimal format.
3670 * configure: Regenerate.
3672 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3673 the compiler has decimal floating point enabled. Define
3674 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3677 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3678 using the BID format.
3680 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3681 whether we are using the BID decimal format.
3682 * configure: Regenerate.
3684 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3685 the compiler has decimal floating point enabled. Define
3686 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3689 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3690 options, and that it is enabled for i386/x86_64 systems.
3692 * Makefile.in (enable_decimal_float): New.
3694 (DECNUMINC): Add -I$(DECNUMFMT).
3695 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3696 to $(DECNUMFMT) from $(DECNUM).
3698 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3699 Substitute enable_decimal_float.
3700 * configure: Regenerated.
3703 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3706 * configure.ac: Enable decimal float for x86_64-*-linux*.
3707 * configure: Regenerated.
3710 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3711 decimal128ClearSign to flip and clear the sign bit in decimal128.
3712 (decimal_real_maxval): Set decimal128SetSign to set the sign
3715 2007-03-23 Ian Lance Taylor <iant@google.com>
3717 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3719 2007-03-23 Ian Lance Taylor <iant@google.com>
3721 * tree-dump.c (dump_files): Correct comment.
3723 2007-03-23 Ian Lance Taylor <iant@google.com>
3725 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3727 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3729 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3730 in cfglayout mode. Don't go into and out of cfglayout mode.
3731 Link the blocks in the order of the constructed traces.
3732 (rest_of_handle_tracer): Adjust call to tracer.
3733 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3734 Don't go into cfglayout mode.
3735 (rtl_loop_done): Don't go out of cfglayout mode.
3736 * cfglayout.c (relink_block_chain): New function, split out from...
3737 (fixup_reorder_chain): ...here. Remove redundant checking.
3738 (cfg_layout_finalize): Don't clear the header, footer, and aux
3739 fields here, move the code to do so to relink_block_chain. Likewise
3740 for free_original_copy_tables.
3741 * rtl.h (tracer): Update prototype.
3742 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3743 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3744 mode. Use relink_block_chain to serialize the CFG according to the
3745 new basic block order. Move targetm.cannot_modify_jumps_p check from
3747 (gate_handle_reorder_blocks): ...to here.
3748 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3750 (gate_duplicate_computed_gotos): ...to here.
3751 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3752 something always changes when going into and out of cfglayout mode.
3753 Perform an expensive cfg cleanup while going into cfglayout mode.
3754 Always update liveness information on HAVE_conditional_execution
3755 targets. Reserialize the basic blocks and go out of cfglayout mode.
3756 * reg-stack.c: Include cfglayout.h.
3757 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3758 the call to reorder_basic_blocks.
3759 * basic-block.h (reorder_basic_blocks): Update prototype.
3760 (relink_block_chain): New prototype.
3761 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3763 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3765 * config/mips/mips.md (type, hazard, *movdi_32bit,
3766 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3767 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3768 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3769 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3770 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3772 (movcc): Change first xfer to multi.
3773 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3774 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3775 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3776 config/mips/generic.md: Change reservations using "xfer" to use
3778 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3779 using match_operand.
3780 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3781 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3783 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3785 2007-03-22 Richard Henderson <rth@redhat.com>
3787 * config/i386/i386.c: Remove unnecessary function declarations.
3788 Move targetm definition, and all related macros, to the end of
3789 the file. Resort some functions to put definitions before uses.
3790 (ix86_attribute_table): Make static. Move to end of file.
3791 (ix86_gimplify_va_arg): Make static.
3793 2007-03-22 Richard Henderson <rth@redhat.com>
3795 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3796 don't increase local_regparm with force_align_arg_pointer check.
3797 (ix86_function_sseregparm): Assert 32-bit.
3798 (type_has_variadic_args_p): New.
3799 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3800 type_has_variadic_args_p.
3801 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3802 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3803 use memset instead. Do maybe_vaarg check first; skip attribute
3804 tests if true; skip attribute tests for 64-bit.
3805 (construct_container): Remove TARGET_DEBUG_ARG.
3806 (function_arg_advance_32, function_arg_advance_64): Split out ...
3807 (function_arg_advance): ... from here.
3808 (function_arg_32, function_arg_64): Split out ...
3809 (function_arg): ... from here.
3810 (ix86_pass_by_reference): Tidy.
3811 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3812 (function_value_32): New, from parts of ix86_function_value
3813 and ix86_value_regno.
3814 (function_value_64): New, from parts of ix86_function_value
3815 and ix86_libcall_value.
3816 (ix86_function_value_1): New.
3817 (ix86_function_value, ix86_libcall_value): Use it.
3818 (return_in_memory_32, return_in_memory_64): Split out ...
3819 (ix86_return_in_memory): ... from here.
3820 (ix86_struct_value_rtx): Skip for 64-bit.
3821 (ix86_libcall_value, ix86_value_regno): Remove.
3822 (setup_incoming_varargs_64): Split out ...
3823 (ix86_setup_incoming_varargs): ... from here.
3824 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3825 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3826 * config/i386/i386-protos.h (ix86_function_value): Remove.
3827 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3829 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3832 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3833 infinities not supported, otherwise emit warning if -Woverflow. On
3834 underflow, emit warning if -Woverflow.
3835 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3837 * real.h (real_from_string): Update declaration
3839 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3840 Richard Henderson <rth@redhat.com>
3842 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3843 * calls.c (compute_argument_block_size, expand_call,
3844 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3845 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3846 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3847 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3848 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3849 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3850 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3851 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3854 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3856 * c-incpath.c (add_sysroot_to_chain): New.
3857 (merge_include_chains): Add sysroot argument. Call
3858 add_sysroot_to_chain if sysrooted.
3859 (register_include_chains): Update call to merge_include_chains.
3860 * doc/cppopts.texi: Document use of '=' in include directory
3863 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3866 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3867 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3868 insn pattern using X87MODEF12 mode macro.
3870 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3872 * regmove.c (regmove_optimize): Use reg_mentioned_p
3873 instead of reg_overlap_mentioned_p for DST.
3875 2007-03-21 Mike Stump <mrs@apple.com>
3877 * c.opt: Fixup for Objective-C/C++.
3879 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3881 * explow.c (convert_memory_address): Fold memory reference when
3882 POINTERS_EXTEND_UNSIGNED < 0
3884 2007-03-21 Richard Henderson <rth@redhat.com>
3887 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3888 * config/i386/mmintrin.h (__m64): Likewise.
3889 * config/i386/xmmintrin.h (__m128): Likewise.
3891 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3893 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3894 (VXWORKS_OS_CPP_BUILTINS): Define.
3895 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3896 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3898 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3900 * rtl.h (constant_pool_reference_p): Delete.
3901 (find_constant_src): Declare.
3902 * rtlanal.c (find_constant_src): New function.
3903 * simplify-rtx.c (constant_pool_reference_p): Delete.
3904 * config/i386/i386.md: Use find_constant_src instead of
3905 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3907 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3909 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3910 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3912 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3914 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3915 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3916 (arm_elf_asm_constructor): Use it.
3917 (arm_elf_asm_destructor): New function.
3919 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3921 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3923 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3925 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3927 2007-03-19 Andrew Haley <aph@redhat.com>
3929 PR tree-optimization/31264
3930 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3933 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3935 PR rtl-optimization/30907
3936 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3937 (fwprop_init): Always call loop_optimizer_initialize.
3938 (fwprop_done): Always call loop_optimizer_finalize.
3939 (fwprop): We always have loop info now.
3940 (gate_fwprop_addr): Remove.
3941 (pass_fwprop_addr): Use gate_fwprop as gate.
3943 PR rtl-optimization/30841
3944 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3945 df_chain_alloc): Call df_reorganize_refs unconditionally.
3946 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3947 refs_organized to refs_organized_size.
3948 (df_ref_create_structure): Use refs_organized_size instead of
3949 bitmap_size if refs had been organized, and keep refs_organized_size
3951 * df.h (struct df_ref_info): Change refs_organized to
3952 refs_organized_size.
3953 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3956 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3958 * except.c (output_function_exception_table): Do not reference the
3959 EH personality routine for functions that do not require an
3962 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3965 * c-typeck.c (convert_for_assignment): Call comptypes for
3966 RECORD_TYPE or UNION_TYPE.
3969 * reload1.c (reload): Do invalid ASM checking after
3970 cleanup_subreg_operands.
3972 2007-03-19 Jeff Law <law@redhat.com>
3974 * tree-cfg.c (find_taken_edge): Tighten conditions for
3975 optimizing computed gotos.
3977 2007-03-19 Michael Matz <matz@suse.de>
3979 * builtins.c (expand_builtin_sync_operation,
3980 expand_builtin_compare_and_swap,
3981 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3984 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3985 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3988 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3990 * doc/tm.texi: Add brackets around the return type of
3991 TARGET_SECONDARY_RELOAD.
3993 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3994 Richard Guenther <rguenther@suse.de>
3996 PR tree-optimization/31254
3997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3998 Use handled_component_p () where appropriate. Continue
3999 propagating into the rhs if we propagated into an INDIRECT_REF
4002 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4004 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4005 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4006 (xde, xdee): Mode attributes adjusted to support DFP modes.
4007 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4008 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4009 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4010 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4011 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4012 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4013 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4015 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4016 "movsf"): Insn definitions removed.
4017 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4018 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4019 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4021 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4022 "reload_in<mode>", "reload_out<mode>"): Expander added.
4023 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4026 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4028 * config/s390/s390.md: Only non-functional changes. Renamed
4029 FPR mode macro to BFP all over the file.
4031 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4033 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4034 (op_type attribute): RRF instruction type added.
4035 (fT0): New mode attribute.
4036 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4037 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4038 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4039 no secondary memory is needed when moving DFmode values between GPRs
4042 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4044 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4045 inverted and documentation adjusted.
4046 ("mhard-dfp", "msoft-dfp"): New options.
4047 * config/s390/s390.c (s390_handle_arch_option): New architecture
4049 (override_options): Sanity checks for the new options added.
4050 * config.gcc: New architecture switch: z9-ec.
4051 * config/s390/s390.h (processor_flags): PF_DFP added.
4052 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4053 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4054 when the bit is NOT set so remove it from the defaults.
4056 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4058 * genemit.c (main): Print include statement for dfp.h.
4059 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4062 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4064 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4066 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4069 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4072 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4074 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4075 attr_length_call, output_call, output_indirect_call): Cleanup
4076 formatting of targetm calls.
4078 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4080 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4082 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4084 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4085 reservation, bypass and anti-bypass descriptions for these instructions.
4086 Update move patterns.
4087 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4090 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4092 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4093 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4094 (get_initial_def_for_reduction): Likewise.
4096 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4098 Fix PR tree-optimization/29922
4099 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4100 (get_representative): Removed.
4101 (value_dies_in_block_x): Update for rvuse removal.
4102 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4103 (compute_antic_aux): Handle when PHI nodes appear in
4104 non-single-successors.
4105 (dump_bitmap_of_names): Removed.
4106 (compute_antic_safe): Renamed and removed rvuse calculation.
4107 Calculate only antic safe.
4108 (insert_into_preds_of_block): Remove assert.
4109 (execute_pre): Update for renamed functions.
4110 (defer_or_phi_translate_block): New function.
4112 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4114 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4115 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4117 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4118 Follow spelling conventions.
4120 * tree-data-ref.h: Remove the prototype for analyze_array.
4122 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4124 PR tree-optimization/31041
4125 * tree-vect-transform.c (get_initial_def_for_induction): Call
4126 force_gimple_operand.
4128 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4130 * ipa-type-escape.c (look_for_casts) : Revert code to use
4131 handled_component_p due to ada test a-numaux.adb.
4133 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4135 * final.c (final_scan_insn): Alter the condition of a
4136 conditional trap if we have nonstandard CC.
4138 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4140 * configure.ac: Remove excess quoting from asm line 0 test.
4141 * configure: Rebuilt.
4143 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4145 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4146 * c-common.c (convert_and_check): Move warning logic to...
4147 (warnings_for_convert_and_check): ...here. Define.
4148 * c-common.h (warnings_for_convert_and_check): Declare.
4150 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4152 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4153 (output_call): Likewise.
4155 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4157 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4159 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4161 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4163 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4165 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4166 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4168 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4170 PR tree-optimization/31183
4171 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4172 Use double_int instead of unsigned int for representing access_strides.
4173 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4175 2007-03-16 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/31146
4178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4179 to allow recursion of forward_propagate_addr_expr.
4180 (forward_propagate_addr_into_variable_array_index): Likewise.
4181 (forward_propagate_addr_expr): Likewise.
4182 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4183 (forward_propagate_addr_expr_1): Recurse on simple copies
4184 instead of propagating into them. Do so for useless conversions
4186 (forward_propagate_addr_expr): Clean up unused statements after
4189 2007-03-16 Richard Guenther <rguenther@suse.de>
4191 * builtins.c (expand_builtin_cexpi): Use the right argument
4192 for the expansion via cexp.
4194 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4196 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4197 * configure: Rebuilt.
4199 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4202 * dwarf2out.c (force_type_die): Adjust comment.
4203 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4205 2007-03-15 DJ Delorie <dj@redhat.com>
4207 * config/frv/predicates.md (minmax_operator): Don't check operands
4210 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4212 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4213 Update constant estimates of number of iterations.
4214 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4215 argument renamed to "realistic".
4216 (compute_estimated_nb_iterations): Removed.
4217 (record_niter_bound): New function.
4218 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4219 call record_nonwrapping_iv with upper = false.
4220 (infer_loop_bounds_from_signedness): Pass upper argument to
4221 record_nonwrapping_iv.
4222 (estimate_numbers_of_iterations_loop): Do not call
4223 compute_estimated_nb_iterations. Record estimate based on profile
4224 information. Initialize the constant estimates of number of
4226 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4228 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4229 number of iterations is too small.
4230 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4231 (EST_NOT_AVAILABLE): Removed.
4232 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4233 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4236 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4238 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4239 Handle NE_EXPR guards.
4241 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4245 Set also -pedantic-errors by default for the preprocessor unless
4246 -fpermissive is given.
4248 2007-03-15 Richard Guenther <rguenther@suse.de>
4252 * builtins.c (expand_builtin_cexpi): As a fallback if we
4253 don't have builtins for sincos or cexp create a function
4254 declaration for cexp and expand to a call to that.
4255 (expand_builtin_int_roundingfn): Always fall
4256 back to floor/ceil and its variants even if they may be
4259 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4262 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4263 jump tables, move the call to delete_dead_jumptables from here...
4264 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4265 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4266 don't allow merging of blocks that try_redirect_by_replacing_jump
4267 also does not handle when not optimizing.
4269 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4270 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4272 * config/i386/i386.md (x86_sahf_1): Correctly handle
4275 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4278 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4279 x86_64_general_operand as operand[2] predicate. Remove "iF"
4280 from operand constraints and use "e" constraint instead.
4281 (*subti3_1, *subti3_1 splitter): Ditto.
4282 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4283 operand[1] predicate.
4285 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4287 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4288 arrays, multiply the access strides by the size of the sub-array.
4289 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4291 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4293 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4294 the configured assembler supports the sahf mnemonic.
4295 * configure: Regenerate.
4296 * config.in: Regenerate.
4298 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4299 emit "sahf" or ".byte\t0x9e" as asm template.
4301 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4304 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4305 option to replace hard coded TARGET_xxx in md file.
4306 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4307 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4308 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4309 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4310 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4311 (X86_TUNE_NOT_VECTORMODE): Ditto.
4312 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4313 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4314 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4315 (TUNE_SLOW_IMUL_IMM8): Ditto.
4316 (TUNE_MOVE_M1_VIA_OR): Ditto.
4317 (TUNE_NOT_UNPAIRABLE): Ditto.
4318 (TUNE_NOT_VECTORMODE): Ditto.
4320 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4323 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4324 tuning options instead of hard coded TARGET_xxx.
4325 (fix ssemode peephole2's): Ditto.
4326 (imul peephole2's): Ditto.
4328 (movdi_or_rex64): Ditto.
4329 (move peephole2): Ditto.
4330 (not peephole2's): Ditto.
4332 2007-03-14 Dirk Mueller <dmueller@suse.de>
4334 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4335 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4336 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4338 * c-parser.c (c_parser_do_statement): Warn about empty body in
4340 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4341 * doc/invoke.texi (-Wempty-body): Update documentation.
4343 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4346 * c-common.h (warn_for_div_by_zero): Declare.
4347 * c-common.c (warn_for_div_by_zero): Define.
4348 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4351 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4353 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4354 to PREFIX and STANDARD_PREFIX.
4356 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4357 Phil Edwards <phil@codesourcery.com>
4359 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4360 (__gthread_once_t): Remove busy field for RTPs.
4361 (__GTHREAD_ONCE_INIT): Update accordingly.
4363 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4365 * doc/invoke.texi: Document VxWorks options.
4367 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4369 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4371 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4373 PR tree-optimization/30590
4374 * tree-nrv.c (tree_nrv): Check for the partial update of the
4377 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4379 * flags.h (flag_random_seed): Remove declaration, in favor of...
4380 * toplev.h (get_random_seed, set_random_seed): ... these.
4381 * tree.c (get_file_function_name): Use the former.
4382 * opts.c (common_handle_option): Use the latter.
4385 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4388 * cse.c (cse_find_path): Do not bail out if a basic block that
4389 we already visited now becomes part of a path that starts at a
4390 different basic block. Just disallow this, to make sure we
4391 visit each basic block at most once.
4393 2007-03-13 Jan Hubicka <jh@suse.cz>
4395 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4396 when profile esitmate is present, calls with very low frequency are
4399 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4401 PR tree-optimization/30730
4402 PR tree-optimization/26900
4403 * tree-ssa-loop-niter.c: Include gmp.h.
4405 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4406 split_to_var_and_offset, determine_value_range,
4407 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4408 bound_difference, bounds_add, bounds_negate,
4409 number_of_iterations_ne_max, dump_affine_iv): New functions.
4410 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4411 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4412 difference of initial and final value of control iv to validate
4414 (number_of_iterations_cond): Add loop parameter. Determine bounds
4415 on the difference of the extremes of the control iv. Add dumps.
4416 (expand_simple_operations): Handle phi nodes.
4417 (simplify_using_initial_conditions): Do not record used conditions.
4418 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4419 Do not set additional_info.
4420 (implies_nonnegative_p, implies_ge_p): Removed.
4421 (derive_constant_upper_bound): Do not use parameter `additional'.
4422 (record_estimate): Parameter `additional' removed. Parameter
4423 `i_bound' added. Do not call derive_constant_upper_bound.
4424 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4425 bound the number of iterations estimate.
4426 (estimate_numbers_of_iterations_loop): Pass the estimate from
4427 the number of iterations analysis to record_estimate.
4428 * tree.h (multiple_of_p): Declare.
4429 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4430 (scev_const_prop): Do not check expression_expensive_p.
4431 * fold-const.c (multiple_of_p): Exported.
4432 * double-int.c (double_int_mask): Exported.
4433 * double-int.h (double_int_mask): Declare.
4434 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4435 field. Added max field.
4437 2007-03-13 David Taylor <taylor@candd.org>
4440 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4443 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4446 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4447 two unamed patterns.
4449 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.opt (mcx16, msahf): New options.
4452 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4453 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4455 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4456 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4457 Output -mcx16 and -msahf options when corresponding bit is set.
4459 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4462 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4464 * configure.ac: Test for assembler tolerance to # 0 "".
4465 * configure, config.in: Rebuilt.
4466 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4468 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4470 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4472 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4473 (handle_syscall): Handle direct system calls.
4474 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4476 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4478 * doc/invoke.texi: Fix cpp.info cross-reference.
4479 * doc/passes.texi: Fix gcc.info cross-reference.
4481 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4483 PR tree-optimization/30835
4484 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4485 bb_for_stmt is not NULL before accessing it.
4487 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4489 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4492 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4495 * doc/install.texi: Document --enable-stage1-languages
4497 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4499 * tree-pass.h (pass_into_cfg_layout_mode,
4500 pass_outof_cfg_layout_mode): Declare.
4501 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4502 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4503 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4504 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4506 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4508 * c-decl.c (warn_variable_length_array): New function.
4509 Refactored from grokdeclarator to handle warn_vla
4510 and handle unnamed array case.
4511 (grokdeclarator): Refactored VLA warning case.
4512 * c.opt (Wvla): New flag.
4513 * doc/invoke.texi (Wvla): New warning.
4515 2007-03-12 Richard Henderson <rth@redhat.com>
4517 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4518 (TARGET_SECTION_TYPE_FLAGS): New.
4520 2007-03-12 Richard Henderson <rth@redhat.com>
4522 * config/darwin.c (machopic_reloc_rw_mask): New.
4523 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4524 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4526 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4528 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4529 * cppdefault.h (cpp_PREFIX): Document.
4530 (cpp_PREFIX_len): Likewise.
4531 (cpp_EXEC_PREFIX): New variable.
4532 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4533 * c-incpath.c (add_standard_paths): Correct logic for relocating
4534 paths within prefix.
4536 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4538 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4539 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4541 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4542 fix_truncdfdi_sse using SSEMODEF mode macro.
4543 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4544 fix_truncdfsi_sse using SSEMODEF mode macro.
4545 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4546 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4548 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4550 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4553 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4555 * tree.h : Add multiple_of_p declaration.
4556 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4557 * ipa-type-escape.c (results_of_malloc): Redundant.
4558 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4559 (cast_type): Extended with new members.
4560 (check_cast): Returns cast_type.
4561 (cast): New structure for data of walk_use_def_chains.
4562 (is_malloc_result, is_cast_from_non_pointer_1,
4563 is_cast_from_non_pointer,
4564 is_array_access_through_pointer_and_index): New functions.
4565 (look_for_casts): Returns cast types.
4566 (check_call): Returns void.
4567 (okay_pointer_operation): Use support of pointer plus index,
4568 pointer plus constant and allow all multiplications.
4570 2007-03-11 Richard Guenther <rguenther@suse.de>
4572 PR tree-optimization/31115
4573 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4574 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4575 A shift count of zero is not special as with *_DIV_EXPR.
4576 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4579 2007-03-11 Ian Lance Taylor <iant@google.com>
4581 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4582 the *_DIV_EXPR codes correctly with overflow infinities.
4584 2007-03-11 Ira Rosen <irar@il.ibm.com>
4586 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4587 indicate success/failure of the analysis. Add negation to subtrahend
4588 in case of subtraction. Fail if both operands contain constants.
4589 (create_data_ref): Fail if analyze_offset fails.
4591 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/i386.md (frndintxf2): Rename to ...
4594 (rintxf2): ... this. Remove expander having same name.
4595 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4596 (roundsf2, rounddf2): Ditto.
4597 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4598 (lround<mode>di2, lround<mode>si2): Ditto.
4600 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4602 * lower-subreg.c: Include except.h.
4603 (decompose_multiword_subregs): Verify that the only control flow
4604 insns we can split are loads to multi-words pseudos.
4605 Handle breaking such blocks after splitting, instead of calling
4606 find_many_sub_basic_blocks.
4608 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4609 on the new basic block. Add a lengthy comment explaining why we
4610 thought this was necessary.
4611 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4613 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4616 * tree.c (walk_type_fields): Recurse into the element type of
4617 ARRAY_TYPEs if there is a pointer set.
4619 2007-03-10 Dirk Mueller <dmueller@suse.de>
4621 * c-common.c (warn_logical_operator): Fix condition.
4623 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4625 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4627 * config/darwin.c (machopic_select_section): Remove superfluous
4628 argument in call to categorize_decl_for_section. Remove unused
4631 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4633 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4635 * configure: Regenerate.
4637 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4641 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4642 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4643 Add LABEL_NUSES to emitted label.
4644 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4645 branch probability value to emitted jump insn.
4646 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4647 Do not check life information and do not re-arrange input operands
4648 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4650 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4652 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4653 the change of decode_asm_operands.
4655 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4657 * mode-switching.c (create_pre_exit): Skip blockage insn.
4659 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4661 * tree-pass.h (TODO_update_smt_usage): Remove.
4663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4667 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4669 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4670 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4671 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4674 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4676 * gcc.c: Document %{, in big comment at top.
4677 (input_suffix_matches): Remove special handling for .s and
4679 (input_spec_matches): New.
4680 (handle_braces): Handle %{,.
4681 (validate_switches): ',' indicates a value which is not a switch.
4682 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4683 to detect assembler input.
4684 * config/i386/sol2.h (CPP_SPEC): Likewise.
4685 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4686 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4687 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4688 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4689 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4690 -m64 causes deployment target to default to 10.5.
4691 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4693 2007-03-09 Richard Henderson <rth@redhat.com>
4696 * target.h (targetm.asm.out.reloc_rw_mask): New.
4697 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4698 (TARGET_ASM_OUT): Use it.
4699 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4700 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4701 use the new reloc_rw_mask target hook instead.
4702 (default_section_type_flags_1): Merge into...
4703 (default_section_type_flags): ... here.
4704 (decl_readonly_section_1): Merge into...
4705 (decl_readonly_section): ... here.
4706 (default_elf_select_section_1): Merge into...
4707 (default_elf_select_section): ... here.
4708 (default_unique_section_1): Merge into...
4709 (default_unique_section): ... here.
4710 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4711 (default_select_rtx_section): Use it.
4712 (default_elf_select_rtx_section): Likewise.
4713 * output.h: Update to match.
4714 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4715 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4716 (TARGET_ASM_RELOC_RW_MASK): New.
4717 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4718 to categorize_decl_for_section.
4719 (x86_64_elf_unique_section): Likewise.
4720 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4721 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4722 (TARGET_ASM_RELOC_RW_MASK): New.
4723 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4724 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4725 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4726 (TARGET_RWRELOC): Remove.
4727 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4728 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4729 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4730 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4731 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4732 (rs6000_xcoff_select_section): Use decl_readonly_section.
4733 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4734 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4735 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4736 (TARGET_SECTION_TYPE_FLAGS): Remove.
4737 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4739 2007-03-09 Roger Sayle <roger@eyesopen.com>
4741 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4742 complex constant equality/inequality comparisons for here.
4743 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4744 known at compile-time or can be simplified to a scalar comparison.
4745 (fold_relational_const): Move compile-time evaluation of complex
4746 constant equality/inequality comparisons to here.
4748 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4750 PR rtl-optimization/30643
4751 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4753 (fold_rtx): Recurse, like before 2006-11-03.
4755 2007-03-09 DJ Delorie <dj@redhat.com>
4757 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4760 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4762 PR tree-optimization/30375
4763 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4764 LHS of statements is not the same.
4765 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4767 2007-03-09 Chao-ying Fu <fu@mips.com>
4769 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4771 * doc/invoke.texi (-mdspr2): Document new option.
4772 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4773 New unspec for DSP REV 2.
4774 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4775 these instructions are extended in DSP REV 2.
4776 (mips-dspr2.md): Include.
4777 * config/mips/mips.opt (mdspr2): New option.
4778 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4779 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4780 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4781 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4782 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4783 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4784 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4786 (bdesc_map): Add one field of unsupported_target_flags.
4787 (bdesc_arrays): Update entries to have extra fields. Add
4789 (mips_init_builtins): Initialize new function types.
4790 Check unsupported_target_fileds to filter out builtins.
4791 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4793 (ASM_SPEC): Pass mdspr2 to the assembler.
4794 * config/mips/mips-dspr2.md: New file.
4796 2007-03-09 Sa Liu <saliu@de.ibm.com>
4798 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4800 2007-03-09 Ian Lance Taylor <iant@google.com>
4802 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4803 argument) like -Wstrict-overflow=2.
4804 * doc/invoke.texi (Warning Options): Update documentation.
4806 2007-03-09 Dirk Mueller <dmueller@suse.de>
4809 * doc/invoke.texi (-Wlogical-op): Document.
4810 * common.opt (-Wlogical-op): New.
4811 * c-common.h (warn_logical_operator): Declare.
4812 * c-common.c (warn_logical_operator): Define.
4813 * c-typeck.c (parser_build_binary_op): Call
4814 warn_logical_operator.
4816 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4818 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4819 * final.c (final_scan_insn): Test for non-"" file name.
4821 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4823 * doc/loop.texi: Document the Omega linear constraints solver.
4824 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4825 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4826 omega-hash-table-size, omega-max-keys, and
4827 omega-eliminate-redundant-constraints.
4828 * tree-pass.h (pass_check_data_deps): Declared.
4831 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4832 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4833 pass_check_data_deps): New.
4834 * tree-data-ref.c (init_data_ref): Remove declaration.
4835 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4836 (analyze_array): Renamed init_array_ref, move up initializations.
4837 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4838 Removed arguments that are set to NULL.
4839 (analyze_indirect_ref): Correct indentation, correct call to
4841 (object_analysis): Call init_array_ref instead of analyze_array.
4842 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4843 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4844 of DR_ACCESS_FNS_ADDR.
4845 (init_omega_eq_with_af, omega_extract_distance_vectors,
4846 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4847 ddr_consistent_p): New.
4848 (compute_affine_dependence): Check consistency of ddrs when
4849 flag_check_data_deps is passed.
4850 (analyze_all_data_dependences): Uncomment.
4851 (tree_check_data_deps): New.
4852 * tree-data-ref.h: Include omega.h.
4853 (DR_ACCESS_FNS_ADDR): Removed.
4854 (data_dependence_relation): Add inner_loop.
4855 (DDR_INNER_LOOP): New.
4856 * common.opt (fcheck-data-deps): New.
4857 * tree-flow.h (tree_check_data_deps): Declare.
4858 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4859 (OBJS-common): Depend on omega.o.
4861 * passes.c (pass_check_data_deps): Scheduled.
4862 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4863 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4864 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4865 PARAM_VECT_MAX_VERSION_CHECKS,
4866 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4868 2007-03-09 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/30904
4872 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4873 the same way as *_DIV_EXPR.
4875 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4877 * recog.c (decode_asm_operands): No mixed declarations and code.
4879 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4881 * rtl.def (ASM_INPUT): Add location.
4882 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4883 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4884 (decode_asm_operands): Add loc operand.
4885 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4886 * stmt.c (expand_asm): Rename to...
4887 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4888 gen_rtx_ASM_INPUT_loc.
4889 (expand_asm_expr): Adjust.
4890 * recog.c (decode_asm_operands): Add loc operand.
4891 (check_asm_operands, extract_insn): Adjust.
4892 * reload1.c (maybe_fix_stack_asms): Likewise.
4893 * final.c (asm_insn_count): Likewise.
4894 (final_scan_insn): Output # line before and after asm.
4896 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4898 * tree-ssa-structalias.c (variable_info): Remove
4900 (new_var_info): Ditto.
4901 (shared_bitmap_info_t): New structure.
4902 (shared_bitmap_table): New variable.
4903 (shared_bitmap_hash): New function.
4904 (shared_bitmap_eq): Ditto
4905 (shared_bitmap_lookup): Ditto.
4906 (shared_bitmap_add): Ditto.
4907 (merge_smts_into): Change to take bitmap directly.
4908 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4909 (init_alias_vars): Init shared bitmap hashtable.
4910 (delete_points_to_sets): Delete shared bitmap hashtable.
4911 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4912 is_aliased removal as a change that was still necessary was
4915 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4917 * config/i386/i386.h (override_options): Conditionally disable
4918 x86_sahf for 64bit targets only.
4920 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4923 * c-decl.c (merge_decls): Don't call make_var_volatile.
4924 * varasm.c (make_var_volatile): Remove.
4925 * output.h (make_var_volatile): Remove.
4927 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4929 PR tree-optimization/31085
4930 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4932 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4934 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4935 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4936 ATTR_CONST_NOTHROW_LIST.
4938 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4941 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4943 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4945 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4948 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4950 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4951 passed, use shared libgcc.
4953 2007-03-08 Roger Sayle <roger@eyesopen.com>
4955 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4956 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4957 (honor_protect_cleanup_actions, lower_try_finally_switch):
4959 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4960 ifc_temp_var): Likewise.
4961 * tree-inline.c (setup_one_parameter): Likewise.
4962 * tree-mudflap.c (mf_decl_cache_locals,
4963 mf_build_check_statement_for): Likewise.
4964 * tree-nested.c (init_tmp_var, save_tmp_var,
4965 finalize_nesting_tree_1): Likewise.
4966 * tree-outof-ssa.c (insert_copy_on_edge,
4967 insert_backedge_copies): Likewise.
4968 * tree-profile.c (tree_gen_edge_profiler,
4969 tree_gen_ic_profiler): Likewise.
4970 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4971 * tree-sra.c (sra_build_assignment): Likewise.
4972 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4973 * tree-ssa-math-opts.c (insert_reciprocals,
4974 execute_cse_sincos_1): Likewise.
4975 * tree-tailcall.c (adjust_accumulator_values,
4976 adjust_return_value): Likewise.
4977 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4978 * tree-vect-transform.c (vect_create_data_ref_ptr,
4979 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4980 vect_create_epilog_for_reduction, vectorizable_reduction,
4981 vectorizable_call, vectorizable_conversion,
4982 vectorizable_assignment, vectorizable_operation,
4983 vectorizable_type_demotion, vect_gen_widened_results_half,
4984 vect_permute_store_chain, vectorizable_store,
4985 vect_setup_realignment, vect_permute_load_chain,
4986 vectorizable_load, vectorizable_condition,
4987 vect_create_cond_for_align_checks): Likewise.
4988 * tree-vrp.c (build_assert_expr_for): Likewise.
4990 2007-03-08 Ian Lance Taylor <iant@google.com>
4992 * tree-vrp.c: Include "intl.h".
4993 (usable_range_p): New static function.
4994 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4995 overflowed values, juts set *strict_overflow_p.
4996 (compare_values): Only return -2 if one of the operands is not a
4998 (compare_ranges): Call usable_range_p.
4999 (compare_range_with_value): Likewise.
5000 (vrp_evaluate_conditional_warnv): Rename from
5001 vrp_evaluate_conditional. Make static. Change all callers.
5002 (vrp_evaluate_conditional): New function.
5003 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5005 (simplify_abs_using_ranges): Likewise.
5006 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5007 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5008 within_stmt parameter.
5009 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5010 vrp_evaluate_conditional.
5011 * tree-ssa-threadedge.c
5012 (record_temporary_equivalences_from_stmts_at_dest): Change
5013 simplify parameter to take a second tree parameter.
5014 (simplify_control_stmt_condition): Likewise.
5015 (thread_across_edge): Likewise.
5016 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5017 (thread_across_edge): Likewise.
5018 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5020 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5022 * config/i386/i386.h (TARGET_SAHF): New define.
5023 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5024 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5025 (x86_sahf): New global variable.
5026 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5027 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5028 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5029 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5031 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5032 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5033 when expanding fcomi/sahf based tests.
5034 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5035 expanding sahf based alternative. Emit sahf based sequence when
5036 optimizing for code size.
5037 * config/i386/i386.md (x86_sahf_1): Do not disable for
5038 TARGET_64BIT, enable for TARGET_SAHF.
5040 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5042 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5043 spurious whitespace from error message.
5045 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5048 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5050 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5052 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5054 * tree-sra.c (instantiate_element): Propagate disabled warnings
5055 from the element itself to the created variable.
5057 2007-03-07 Richard Henderson <rth@redhat.com>
5060 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5061 silently fix up the stack in the case of a missing register.
5063 2007-03-07 Paul Brook <paul@codesourcery.com>
5065 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5067 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5069 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5071 (phase1_vrs): Use them.
5072 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5073 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5074 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5075 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5076 __gnu_Unwind_Restore_WMMXC if required.
5077 (_Unwind_VRS_Pop): Implement iWMMXt support.
5078 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5079 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5080 gnu_Unwind_Save_WMMXC): Define.
5082 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5084 * config/vxworks.h (vxworks_override_options): Declare.
5085 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5086 * config/vxworks.c: Include target.h and toplev.h.
5087 (vxworks_override_options): New function.
5088 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5090 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5092 * config/s390/s390.c (override_options): Don't emit an error when
5093 -mstack-size is used without providing -mstack-guard.
5094 (s390_emit_prologue): Choose stack_guard value automatically if not
5095 provided via command line.
5096 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5098 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5100 * config/i386/i386.c (output_set_got): Add a GOT initialization
5101 sequence for VxWorks PIC.
5102 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5103 around labels as well as symbols. Use gotoff_operand instead
5104 of local_symbolic_operand.
5105 (legitimize_pic_address): Use gotoff_operand instead of
5106 local_symbolic_operand. Use @GOT accesses for labels as
5108 (ix86_output_addr_diff_elt): Use PC-relative rather than
5109 GP-relative offsets for VxWorks PIC.
5110 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5111 no_new_pseudos. Check whether the returned register is op0.
5112 * config/i386/i386.md (tablejump): Use PC-relative rather than
5113 GP-relative offsets for VxWorks PIC.
5114 * config/i386/predicates.md (gotoff_operand): New predicate.
5116 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5118 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5120 * config/vxworks-dummy.h: New file.
5121 * config/i386/i386.h: Include it.
5123 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5125 * dwarf2out.c (is_inlined_entry_point): New
5126 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5127 DW_AT_ranges if the first subblock is the entry point.
5129 2007-03-06 David Daney <ddaney@avtrex.com>
5131 * doc/install.texi (mips-*-*): Change recommended binutils
5134 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5136 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5137 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5139 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5140 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5142 2007-03-06 Jan Hubicka <jh@suse.cz>
5144 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5145 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5147 (probably_cold_bb_p): Cold functions are cold.
5148 (probably_never_executed_bb_p): Cold functions are cold.
5149 (tree_bb_level_predictions): Predict calls to cold functions as not
5151 (compute_function_frequency): Check hot/cold attributes.
5152 * function.h (function_frequency): Update comments.
5153 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5154 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5155 (c_common_att): Add cold and hot.
5157 * doc/extend.texi (hot,cold attributes): Document.
5159 2007-03-06 Andrew Haley <aph@redhat.com>
5161 * function.c (expand_function_end): Move blockage to just after we
5162 emit the label for the naked return from the function.
5164 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5166 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5169 2007-03-06 Jan Hubicka <jh@suse.cz>
5171 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5172 loaded for constant large models. Non-large 64bit PIC can do.
5173 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5174 * cmodel.h: Add LARGE PIC.
5175 * i386.md (UNSPEC_PLTOFF): New.
5176 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5178 (*call_1_rex64): Disable for large models.
5179 (*call_1_rex64_large): New.
5180 (*call_value_1_rex64): Disable for large models.
5181 (*call_value_1_rex64_large): New.
5182 (set_rip_rex4): New.
5183 (set_got_offset_rex64): New.
5184 * predicates.md (constant_call_address_operand): For large model
5185 constant calls are not possible.
5186 * i386-protos.h (construct_plt_address): Declare.
5187 * i386.c (override_options): Accept large models.
5188 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5189 (legitimate_constant_p): Add new UNSPECs.
5190 (legitimate_pic_operand_p): Likewise.
5191 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5192 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5194 (output_pic_addr_const): Add PLTOFF.
5195 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5196 (ix86_expand_move): Legitimize pic address when in PIC mode.
5197 (construct_plt_address): New function.
5198 (ix86_expand_call): Offload the address to register and use GOT pointer
5200 * invoke.texi (mcmodel=large): Update documentation.
5202 2007-03-06 Richard Henderson <rth@redhat.com>
5204 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5205 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5206 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5207 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5208 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5209 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5210 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5211 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5212 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5213 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5214 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5215 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5216 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5217 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5218 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5219 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5220 x86_schedule, x86_use_bt, x86_pad_returns,
5221 x86_use_xchgb): Merge into ...
5222 (ix86_tune_features): ... here. New array.
5223 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5224 x86_bswap): Merge into ...
5225 (ix86_arch_features): ... here. New array.
5226 (x86_3dnow_a): Remove.
5227 (x86_accumulate_outgoing_args): Make static.
5228 (x86_arch_always_fancy_math_387): Make static.
5229 (ix86_tune_mask, ix86_arch_mask): Move ...
5230 (override_options): ... to local variables here. Apply the
5231 appropriate mask to each element of ix86_arch_features and
5232 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5233 as were done in the old macros.
5234 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5235 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5236 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5237 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5238 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5239 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5240 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5241 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5242 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5243 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5244 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5245 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5246 x86_accumulate_outgoing_args, x86_prologue_using_move,
5247 x86_epilogue_using_move, x86_decompose_lea,
5248 x86_arch_always_fancy_math_387, x86_shift1,
5249 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5250 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5251 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5252 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5253 x86_use_incdec, x86_pad_returns, x86_bswap,
5254 x86_partial_flag_reg_stall): Remove.
5255 (enum ix86_tune_indices): New.
5256 (ix86_tune_features): New.
5257 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5258 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5259 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5260 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5261 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5262 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5263 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5264 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5265 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5266 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5267 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5268 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5269 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5270 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5271 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5272 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5273 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5274 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5275 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5276 TARGET_EXT_80387_CONSTANTS): Use it.
5277 (enum ix86_arch_indices): New.
5278 (ix86_arch_features): New.
5279 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5280 TARGET_BSWAP): Use it.
5281 (ix86_tune_mask, ix86_arch_mask): Remove.
5283 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5286 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5287 Define using $${sysroot_headers_suffix}.
5288 * configure: Regenerate.
5289 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5290 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5292 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5293 * gcc.c (print_sysroot_headers_suffix): New.
5294 (option_map): Include --print-sysroot-headers-suffix.
5295 (display_help): Mention -print-sysroot-headers-suffix.
5296 (process_command): Handle -print-sysroot-headers-suffix.
5297 (do_spec_1): Append multilib directory to include-fixed path if
5298 sysroot suffixes in use.
5299 (main): Handle -print-sysroot-headers-suffix.
5300 * Makefile.in (start.encap): Don't depend on xlimits.h
5301 (xlimits.h): Remove.
5302 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5303 limits.h for each multilib in fixinc_list.
5304 (fixinc_list, s-fixinc_list): New.
5305 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5306 generate them for each multilib in fixinc_list.
5307 (stmp-fixproto): Use include-fixed. Run fixproto for each
5308 multilib in fixinc_list.
5309 (mostlyclean): Don't remove xlimits.h.
5310 (clean): Remove include-fixed.
5311 (real-install-headers-tar, real-install-headers-cpio,
5312 real-install-headers-cp): Don't copy include, only include-fixed.
5313 (install-mkheaders): Depend on fixinc_list. Don't depend on
5314 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5315 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5316 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5318 2007-03-06 Jan Hubicka <jh@suse.cz>
5320 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5325 * configure.ac: Allow tm_file to contain build-directory files.
5326 * configure: Regenerate.
5327 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5328 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5329 * config/m68k/print-sysroot-suffix.sh: New file.
5331 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5333 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5334 of pic_offset_table_rtx if reload_completed.
5335 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5336 PIC_OFFSET_TABLE_REGNUM.
5337 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5339 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5340 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5342 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5344 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5345 functions that call eh_return.
5347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5349 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5350 functions that need a constant pool.
5352 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5355 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5356 (m68k_preferred_reload_class): Likewise.
5357 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5358 (SECONDARY_RELOAD_CLASS): Define.
5359 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5360 (LIMIT_RELOAD_CLASS): Delete.
5361 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5362 registers from storing bytes.
5363 (m68k_secondary_reload_class): New function.
5364 (m68k_preferred_reload_class): Likewise.
5366 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5368 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5370 (m68k_expand_prologue): Likewise.
5372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5374 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5375 (mips_expand_epilogue): Add a bool parameter.
5376 (m68k_legitimize_sibcall_address): Declare.
5377 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5378 (m68k_expand_epilogue): Add a parameter to select between sibling
5379 and normal epilogues. Only generate a return for the latter.
5380 (m68k_ok_for_sibcall_p): New function.
5381 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5382 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5383 (sibcall_value, *sibcall_value): Likewise.
5384 (*call, *call_value): Require !SIBLING_CALL_P.
5385 (epilogue): Update call to m68k_expand_epilogue.
5386 (sibcall_epilogue): New pattern.
5387 * config/m68k/predicates.md (const_call_operand): Say that this
5388 predicate applies to sibling calls too.
5389 (sibcall_operand): New predicate.
5391 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5393 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5394 alternatives as movsi_cf.
5395 (movsf_cf_hard): Add commentary.
5397 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5398 Richard Sandiford <richard@codesourcery.com>
5400 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5401 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5402 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5403 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5404 as being live on exit from an interrupt function.
5405 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5406 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5407 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5408 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5409 (m68k_interrupt_function_p): Globalize.
5410 (m68k_compute_frame_layout): Remove reverse mask code.
5411 (m68k_emit_movem, m68k_set_frame_related): New functions.
5412 (m68k_output_function_prologue): Delete in favor of...
5413 (m68k_expand_prologue): ...this new function.
5414 (m68k_output_function_epilogue): Delete in favor of...
5415 (m68k_expand_epilogue): ...this new function.
5416 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5418 (print_operand): Handle %?.
5419 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5420 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5421 (prologue, epilogue): New patterns.
5422 (return): Turn into a define_expand.
5423 (*return): New pattern, derived from old "return" pattern. Use rte
5424 rather than rts for interrupt functions. Only use rtd if the pop
5426 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5427 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5428 (link, *link, unlink, *unlink, load_got): Likewise.
5430 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5434 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5435 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5436 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5437 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5438 and m68k_matches_u_p.
5439 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5440 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5441 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5442 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5443 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5444 (REG_STRICT_P): New macro.
5445 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5446 PCREL_GENERAL_OPERAND_OK.
5447 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5448 m68k_legitimate_base_reg_p.
5449 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5450 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5451 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5452 * config/m68k/m68k.c (m68k_address): New structure.
5453 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5454 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5455 (m68k_jump_table_ref_p, m68k_decompose_address)
5456 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5457 (m68k_matches_u_p): New functions.
5458 (print_operand_address): Rewrite to use m68k_decompose_index.
5460 2007-03-05 David Taylor <dtaylor@emc.com>
5462 * gcc.c: Correct copyright date in --version output.
5464 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5466 * pa.md: In unamed move patterns, disparge copies between general
5467 and floating point registers using '?' modifier. Don't include 'f'
5468 constraint for register preferences in DImode, SImode, HImode and
5469 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5470 Remove constraints for copies between general and floating registers
5471 in soft-float DFmode pattern.
5472 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5476 2007-03-05 Mike Stump <mrs@apple.com>
5478 * c-common.c (targetcm): Add.
5479 * c-opts.c (c_common_handle_option): Handle language specific
5481 * opts.c (handle_option): Verify language for target options, if
5483 * opth-gen.awk: Add CL_LANG_ALL.
5484 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5485 (TARGETCM_INITIALIZER): Add.
5486 * target.h (struct gcc_targetcm): Add.
5488 * targhooks.c (default_handle_c_option): Add.
5489 * targhooks.h (default_handle_c_option): Add.
5490 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5492 * config/darwin.opt (iframework): Add.
5493 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5494 * config/darwin-c.c (handle_c_option): Add.
5495 (TARGET_HANDLE_C_OPTION): Add.
5497 * doc/invoke.texi (Darwin Options): Add -iframework.
5499 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5501 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5504 2007-03-05 Ian Lance Taylor <iant@google.com>
5506 * c.opt (fgnu89-inline): New option.
5507 * c-opts.c (c_common_post_options): Set default value for
5509 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5510 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5512 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5513 (grokdeclarator, start_function): Likewise.
5514 * c-cppbuiltin.c (c_cpp_builtins): Define either
5515 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5516 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5517 (C Dialect Options): Document -fgnu89-inline.
5518 * doc/extend.texi (Function Attributes): Explain what the
5519 gnu_inline attribute does.
5520 * doc/cpp.texi (Common Predefined Macros): Document
5521 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5523 2007-03-05 Ian Lance Taylor <iant@google.com>
5525 PR tree-optimization/31034
5526 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5527 half-range if the other side is an overflow infinity.
5529 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5531 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5532 (bfin*-linux-uclibc*): New configuration.
5533 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5535 * config/bfin/linux.h: New file.
5536 * config/bfin/libgcc-bfin.ver: New file.
5537 * config/bfin/t-bfin-uclinux: New file.
5538 * config/bfin/t-bfin-linux: New file.
5539 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5540 (TARGET_OS_CPP_BUILTINS): New macro.
5542 2007-03-05 Richard Guenther <rguenther@suse.de>
5544 * fold-const.c (fold_binary): Remove duplicate folding
5545 of comparison of non-null ADDR_EXPR against null.
5547 2007-03-05 Richard Guenther <rguenther@suse.de>
5548 Dorit Nuzman <dorit@il.ibm.com>
5550 PR tree-optimization/26420
5551 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5552 are no loops in the function. Only print the number of
5553 vectorized loops if it is greater than zero or we are supposed
5554 to print information about unvectorized loops.
5556 2007-03-05 Revital Eres <eres@il.ibm.com>
5558 * gcc.dg/var-expand1.c: New test.
5559 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5560 when an accumulator is expanded.
5562 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5565 * c-common.c (convert_and_check): Don't give warnings for
5566 conversion if 'expr' already overflowed.
5568 2007-03-04 Roger Sayle <roger@eyesopen.com>
5571 * fold-const.c (fold_comparison): Enforce type consistency when
5572 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5574 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5576 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5577 containing a cast to the base of TARGET_MEM_REF.
5579 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5581 * tree.c (tree_contains_struct_check_failed): Remove spurious
5582 whitespace from error message.
5584 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5587 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5588 instead of precision.
5590 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5591 Nathan Sidwell <nathan@codesourcery.com>
5593 * emit-rtl.c (find_auto_inc): New.
5594 (try_split): recreate REG_INC notes,
5595 Use regular for loops rather than whiles.
5597 2007-03-03 Andreas Schwab <schwab@suse.de>
5599 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5600 * configure: Regenerate.
5602 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5604 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5605 flag_rounding_math, not flag_unsafe_math_optimizations.
5607 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5609 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5610 alpha_fold_vector_minmax): Likewise.
5611 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5612 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5614 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5616 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5617 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5618 if the lhs has side-effects.
5619 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5621 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5623 * config/i386/i386.h (TUNEMASK): Remove define.
5624 (ARCHMASK): Remove define.
5625 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5626 Use ix86_arch_mask variable instead of ARCHMASK.
5627 * config/i386/i386.c (override_options): Ditto.
5628 (standard_80387_constant_p): Ditto.
5630 2007-03-02 Ian Lance Taylor <iant@google.com>
5632 Used signed infinities in VRP.
5633 * tree-vrp.c (uses_overflow_infinity): New static function.
5634 (supports_overflow_infinity): New static function.
5635 (make_overflow_infinity): New static function.
5636 (negative_overflow_infinity): New static function.
5637 (positive_overflow_infinity): New static function.
5638 (is_negative_overflow_infinity): New static function.
5639 (is_positive_overflow_infinity): New static function.
5640 (is_overflow_infinity): New static function.
5641 (overflow_infinity_range_p): New static function.
5642 (compare_values_warnv): New function split out of compare_values.
5643 (compare_value): Call it.
5644 (set_value_range_to_nonnegative): Add overflow_infinity
5645 parameter. Change caller.
5646 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5648 (vrp_expr_computes_nonzero): Likewise.
5649 (compare_ranges, compare_range_with_value): Likewise.
5650 (compare_name_with_value, compare_names): Likewise.
5651 (vrp_evaluate_conditional): Likewise.
5652 (set_value_range): Handle infinity
5653 (vrp_operand_equal_p, operand_less_p): Likewise.
5654 (extract_range_from_assert): Likewise.
5655 (vrp_int_const_binop): Likewise.
5656 (extract_range_from_binary_expr): Likewise.
5657 (extract_range_from_unary_expr): Likewise.
5658 (extract_range_from_comparison): Likewise.
5659 (extract_range_from_expr): Likewise.
5660 (dump_value_range): Likewise.
5661 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5662 (test_for_singularity): Likewise.
5663 (vrp_int_const_binop): Remove inline qualifier.
5664 (adjust_range_with_scev): Add comment.
5665 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5667 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5669 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5670 (get_constraint_for): Likewise.
5671 (do_structure_copy): Likewise.
5672 (find_func_aliases): Fix references to MODIFY_EXPR.
5673 (intra_create_variable_infos): Tidy.
5674 * tree-ssa-operands.c (add_virtual_operand): Add argument
5676 When adding members of alias sets, if IS_CALL_SITE is true and
5677 the symbol is not call-clobbered, skip it.
5680 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5682 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5683 entry by means of emit_insn_at_entry.
5685 2007-03-02 Richard Henderson <rth@redhat.com>
5687 * expr.h (promoted_input_arg): Remove decl.
5688 * function.c (promoted_input_arg): Merge into ...
5689 * combine.c (setup_incoming_promotions): ... only caller.
5690 Rearrange to avoid double loop.
5692 2007-03-02 Ben Elliston <bje@au.ibm.com>
5693 Peter Bergner <bergner@vnet.ibm.com>
5694 Janis Johnson <janis187@us.ibm.com>
5696 * config/rs6000/dfp.md: New file.
5697 * config/rs6000/rs6000.md: Include dfp.md.
5698 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5699 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5700 and TDmode decimal float modes in FP registers.
5701 (num_insns_constant): Likewise.
5702 (rs6000_legitimate_offset_address_p): Likewise.
5703 (rs6000_legitimize_address): Likewise.
5704 (rs6000_legitimize_reload_address): Likewise.
5705 (rs6000_legitimate_address): Likewise.
5706 (rs6000_emit_move): Likewise.
5707 (function_arg_boundary): Likewise.
5708 (function_arg_advance): Likewise.
5709 (rs6000_darwin64_record_arg_recurse): Likewise.
5710 (function_arg): Likewise.
5711 (rs6000_gimplify_va_arg): Likewise.
5712 (rs6000_split_multireg_move): Likewise.
5713 (rs6000_output_function_epilogue): Likewise.
5714 (rs6000_output_function_epilogue): Likewise.
5715 (rs6000_register_move_cost): Likewise.
5716 (rs6000_function_value): Likewise.
5717 (rs6000_libcall_value): Likewise.
5719 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5721 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5723 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5725 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5726 Use $MULTIDIR to choose between the kernel and RTP headers,
5727 and use $WIND_BASE and $WIND_USR to locate them.
5729 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5731 * config/i386/i386.c (override_options): Put initialization of
5732 ix86_tune_mask and ix86_arch_mask to the correct place.
5734 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5735 Michael Meissner <michael.meissner@amd.com>
5738 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5740 (TARGET_CMOVE): Use ARCHMASK.
5741 (TARGET_CMPXCHG): Ditto.
5742 (TARGET_CMPXCHG8B): Ditto.
5743 (TARGET_XADD): Ditto.
5744 (TARGET_BSWAP): Ditto.
5745 * config/i386/i386.c (ix86_tune_mask): New global variable.
5746 (ix86_arch_mask): Ditto.
5747 (override_options): Initialize ix86_tune_mask and
5748 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5751 2007-03-02 Ben Elliston <bje@au.ibm.com>
5754 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5756 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5758 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5759 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5760 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5761 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5763 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5764 rs6000_init_dwarf_reg_sizes_extra): New.
5765 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5766 SPE register high parts.
5768 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5770 * Makefile.in: Add install-pdf target as
5771 copied from automake v1.10 rules.
5772 * configure.ac: Add install-pdf to target list.
5773 * configure: Regenerate.
5775 2007-03-01 Paul Brook <paul@codesourcery.com>
5777 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5778 modes to LDRD for DImode.
5779 (output_move_double): Fixup out of range ldrd/strd.
5780 (vfp_secondary_reload_class): Rename...
5781 (coproc_secondary_reload_class): ... to this. Add wb argument.
5782 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5783 coproc_secondary_reload_class for CLASS_IWMMXT.
5784 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5785 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5787 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5789 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5790 factor by the estimated number of iterations.
5791 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5794 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5795 decode_caches_intel, detect_caches_intel): New functions.
5796 (host_detect_local_cpu): Use detect_caches_amd and
5797 detect_caches_intel.
5799 2007-03-01 Richard Henderson <rth@redhat.com>
5801 * expr.c (emit_move_complex_push): Export.
5802 (emit_move_complex_parts): Split out from ...
5803 (emit_move_complex): ... here.
5804 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5805 * config/i386/i386.md (movcdi): New.
5807 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5809 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5810 size of mode1 to check for tieable modes in MMX case.
5812 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5814 * Makefile.in (rtlanal.o): Depend on tree.h.
5815 * rtl.h (offset_within_section_p, split_const): Declare.
5816 * rtlanal.c: Include tree.h.
5817 (offset_within_block_p): New function, taken from
5818 mips_offset_within_object_p.
5819 (split_const): New function, taken from mips_split_const.
5820 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5822 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5823 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5824 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5825 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5826 (m68k_illegitimate_symbolic_constant_p): New function.
5827 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5828 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5829 symbolic constant that might be outside the symbol's section,
5830 move the symbol first and then add the offset.
5831 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5833 * config/mips/mips.c (mips_split_const): Delete.
5834 (mips_offset_within_object_p): Delete.
5835 (mips_symbolic_constant_p): Use offset_within_section_p and
5836 split_const instead of mips_offset_within_object_p and
5838 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5839 (mips_legitimize_const_move, print_operand_reloc)
5840 (mips_dangerous_for_la25_p): Use split_const instead of
5843 2007-02-28 Eric Christopher <echristo@apple.com>
5845 * Makefile.in (install-include-dir): Don't rm -rf include.
5847 2007-02-28 Richard Guenther <rguenther@suse.de>
5850 * fold-const.c (fold_binary): Do not associate expressions
5851 with more than one variable for integer types that do not wrap.
5853 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5855 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5856 Delete, and replace with...
5857 (fold_builtin_call_array): This. Update callers to use it.
5858 * fold-const.c (fold_build_call_list): Delete, and replace with...
5859 (fold_build_call_array): This.
5860 (fold_build_call_list_initializer): Delete, and replace with...
5861 (fold_build_call_array_initializer): This.
5862 * tree.h: Update declarations to reflect above changes.
5864 * c-typeck.c (build_function_call): Store converted arguments
5865 in a stack-allocated array instead of building a list.
5866 (convert_arguments): Store arguments in the array passed in as an
5867 argument, and return the actual number of arguments.
5868 * c-format.c: (check_function_format): Pass arguments in an
5869 array instead of a list.
5870 * c-common.c (check_function_nonnull): Likewise.
5871 (check_function_sentinel): Likewise.
5872 (check_function_arguments): Likewise.
5873 * c-common.h: Update declarations to reflect above changes.
5875 2007-02-28 Jan Hubicka <jh@suse.cz>
5877 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5878 PRED_NEGATIVE_RETURN): Update outcomes.
5880 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5882 * calls.c (emit_library_call_value_1): Handle partial registers
5883 correctly when building up CALL_INSN_FUNCTION_USAGE.
5885 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5887 * pa/predicates.md (move_src_operand): Allow zero for mode.
5888 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5891 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5895 *movv2df_internal): Enable pattern only for valid operand
5897 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5898 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5900 2007-02-27 Mike Stump <mrs@apple.com>
5902 * config/darwin-crt3.c: Avoid compilation when compiling for a
5905 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5907 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5909 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5910 for fixed headers and limits.h.
5911 (install-include-dir, install-headers-tar, install-headers-cpio,
5912 install-headers-cp, real-install-headers-tar,
5913 real-install-headers-cpio, real-install-headers-cp): Handle
5914 include-fixed as well as include.
5915 (install-mkheaders): Don't install files that go only in include
5917 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5918 from GCC_INCLUDE_DIR.
5919 * gcc.c (process_command): Remove special -BstageN/ handling.
5920 (do_spec_1): Add include-fixed directories.
5922 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5924 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5926 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5928 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5931 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5933 * c-common.c (get_priority): Add check for
5934 SUPPORTS_INIT_PRIORITY.
5936 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5938 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5940 * config/bfin/bfin.c: Include "cfglayout.h".
5941 (MAX_LSETUP_DISTANCE): New macro.
5942 (struct loop_info): New members incoming, incoming_src and
5943 incoming_dest. Delete member predecessor.
5944 (length_for_loop): New function.
5945 (bfin_optimize_loop): Handle more different loop structures.
5946 (bfin_discover_loop): Rework detection of predecessor blocks by
5947 examining incoming edges.
5948 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5950 (bfin_reorder_loops): New function.
5951 (bfin_reorg_loops): Use these three new functions.
5953 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5954 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5955 (CONSTRAINT_LEN): Add entry for 'q'.
5956 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5957 Add 'q' constraints.
5958 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5959 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5961 * config/bfin/bfin.md (add_with_carry): New pattern.
5962 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5963 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5964 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5965 support unsigned multiplies too. Removed incorrect commutativity from
5966 operand 1 constraint where appropriate.
5967 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5969 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5970 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5972 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5973 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5974 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5975 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5976 usmulhisi_hh_huh): New patterns.
5978 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5979 lshifthi3): Fix output template to use half reg for operand 2.
5981 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5984 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5986 2007-02-27 Andreas Schwab <schwab@suse.de>
5988 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5990 2007-02-27 Jan Hubicka <jh@suse.cz>
5992 * predict.c (last_basic_block_p): Remove.
5993 (tree_estimate_probability): Update return heuristic for commonized
5996 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5998 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6000 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6002 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6003 * doc/cpp.texi: Standardize title page.
6004 * doc/cppinternals.texi: Likewise.
6005 * doc/gcc.texi: Standardize title page, remove version number
6006 from copyright page.
6007 * doc/gccint.texi: Likewise.
6008 * doc/install.texi: Standardize title page, add table of
6011 2007-02-26 Jan Hubicka <jh@suse.cz>
6013 * predict.def: Set outcomes according to more recent results.
6014 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6015 Remove dead predictors.
6016 * predict.c (return_prediction): Fix pasto.
6018 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6020 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6021 change; avoid a memory leak when returning early.
6023 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6025 * c-decl.c (static_ctors): Move to c-common.c.
6026 (static_dtors): Likewise.
6027 (finish_function): Use c_record_cdtor_fn.
6028 (build_cdtor): Move to c-common.c.
6029 (c_write_global_declarations): Use c_build_cdtor_fns.
6030 * c-common.h (static_ctors): Declare.
6031 (static_dtors): Likewise.
6032 (c_record_cdtor_fn): Likewise.
6033 (c_build_cdtor_fns): Likewise.
6034 * c-common.c (static_ctors): New variable.
6035 (static_dtors): Likewise.
6036 (c_record_cdtor_fn): New function.
6037 (build_cdtor): Move from c-decl.c
6038 (c_build_cdtor_fns): New function.
6040 * output.h (assemble_addr_to_section): Declare.
6041 (get_cdtor_priority_section): Likewise.
6042 * varasm.c (assemble_addr_to_section): New function.
6043 (get_cdtor_priority_section): Likewise.
6044 (default_named_section_asm_out_destructor): Use them.
6045 (destor_dtor_section_asm_out_destructor): Likewise.
6046 (default_named_section_asm_out_constructor): Likewise.
6047 (default_ctor_section_asm_out_constructor): Likewise.
6048 * config.gcc (*-*-vxworks*): Include vxworks.o.
6049 * config/t-vxworks (vxworks.o): New target.
6050 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6051 (TARGET_ASM_CONSTRUCTOR): Define.
6052 (TARGET_ASM_DESTRUCTOR): Likewise.
6053 (vxworks_asm_out_constructor): Declare.
6054 (vxworks_asm_out_destructor): Likewise.
6056 * c-common.c (get_priority): Check that we have not just an
6057 INTEGER_CST, but an integer constant with integeral type.
6059 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6061 PR tree-optimization/30938
6062 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6063 use &dt[nargs-1] instead of &dt[nargs] in the call to
6064 vect_is_simple_use().
6066 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6068 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6069 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6070 Do not attempt to handle MEM inside auto-inc expressions.
6071 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6072 of a register modified by an auto-inc expression. However, do handle
6073 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6074 (elimination_effects): Prohibit elimination of a register modified
6075 by an auto-inc expression. Disable register elimination rules whose
6076 target register is modified by an auto-inc expression with variable
6079 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6081 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6083 (array_at_struct_end_p): New function.
6084 (idx_infer_loop_bounds): Use it.
6085 (estimate_numbers_of_iterations_loop): Export.
6086 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6087 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6088 (tree_estimate_probability): Call record_loop_exits.
6089 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6090 (estimated_loop_iterations, estimated_loop_iterations_int,
6091 estimated_loop_iterations_tree): New functions.
6092 (analyze_siv_subscript_cst_affine,
6093 compute_overlap_steps_for_affine_1_2,
6094 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6095 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6096 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6097 (PRED_LOOP_ITERATIONS_GUESSED): New.
6098 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6099 * cfgloop.h (estimate_numbers_of_iterations_loop,
6100 estimated_loop_iterations_int): Declare.
6102 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6104 * doc/extend.texi: Document optional priority argument to
6105 constructors and destructors.
6106 * tree.c (init_priority_for_decl): Adjust GTY markers.
6107 (init_ttree): Use priority-info hash functions for
6108 init_priority_for_decl.
6109 (tree_map_eq): Rename to ...
6110 (tree_map_base_eq): ... this.
6111 (tree_map_marked_p): Rename to ...
6112 (tree_map_base_marked_p): ... this.
6113 (tree_map_base_hash): New function.
6114 (decl_init_priority_lookup): Rework.
6115 (decl_fini_priority_lookup): New function.
6116 (decl_priority_info): New function.
6117 (decl_init_priority_insert): Use it.
6118 (decl_fini_priority_insert): Likewise.
6119 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6121 (decl_restrict_base_insert): Likewise.
6122 (decl_debug_expr_insert): Likewise.
6123 (decl_value_expr_lookup): Likewise.
6124 (decl_value_expr_insert): Likewise.
6125 * tree.h (priority_type): New type.
6126 (decl_init_priority_lookup): Use priority_type.
6127 (decl_fini_priority_lookup): New function.
6128 (decl_init_priority_insert): Use priority_type.
6129 (decl_fini_priority_insert): New function.
6130 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6131 (DECL_INIT_PRIORITY): Likewise.
6132 (SET_DECL_INIT_PRIORITY): Add comment.
6133 (DECL_FINI_PRIORITY): New macro.
6134 (SET_DECL_FINI_PRIORITY): Likewise.
6135 (DEFAULT_INIT_PRIORITY): Document.
6136 (MAX_INIT_PRIORITY): Likewise.
6137 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6138 (tree_map_base): New type.
6139 (tree_map_base_eq): New function.
6140 (tree_map_base_hash): Likewise.
6141 (tree_map_base_marked_p): Likewise.
6142 (tree_map): Inherit from tree_map_base.
6143 (tree_map_eq): Make it a macro.
6144 (tree_map_marked_p): Likewise.
6145 (tree_int_map): Inherit from tree_map_base.
6146 (tree_int_map_eq): Make it a macro.
6147 (tree_int_map_hash): Likewise.
6148 (tree_int_map_marked_p): Likewise.
6149 (tree_priority_map): New type.
6150 (tree_priority_map_eq): New macro.
6151 (tree_priority_map_hash): Likewise.
6152 (tree_priority_map_marked_p): Likewise.
6153 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6155 (emutls_common_1): Likewise.
6156 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6157 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6158 of tree_map hierarchy.
6159 * tree-cfg.c (move_stmt_r): Likewise.
6160 (new_label_mapper): Likewise.
6161 * c-tree.h (c_expand_body): Move to ...
6162 * c-common.h (c_expand_body): ... here.
6163 * c-decl.c (c_expand_body): Move to ...
6164 * c-common.c (c_expand_body): ... here.
6165 (c_common_attribute_table): Allow 1 argument for the constructor
6166 and destructor attributes.
6167 (get_priority): New function.
6168 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6169 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6171 2007-02-24 Jan Hubicka <jh@suse.cz>
6174 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6176 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6177 Jan Hubicka <jh@suse.cz>
6180 * i386.c (counter_mode): New function.
6181 (expand_set_or_movmem_via_loop): Use it.
6182 (expand_movmem_epilogue): Likewise; fix pasto.
6183 (ix86_expand_movmem): Do emit guard even for constant counts.
6184 (ix86_expand_setmem): Likewise.
6186 2007-02-25 Nick Clifton <nickc@redhat.com>
6188 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6189 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6191 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6194 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6195 count argument with 0x10, not with 0x16.
6196 (expand_setmem_epilogue): Ditto.
6198 2007-02-24 Mike Stump <mrs@apple.com>
6200 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6203 2007-02-24 Richard Guenther <rguenther@suse.de>
6206 * fold-const.c (fold_binary): Fold x +- CST op x for
6207 EQ_EXPR and NE_EXPR.
6209 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6211 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6213 2007-02-24 Jan Hubicka <jh@suse.cz>
6215 * cgraphunit.c (decide_is_function_needed): Honor
6216 -fkeep-inline-functions.
6218 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6220 * builtins.c (fold_builtin_modf): New.
6221 (fold_builtin_2): Use it.
6223 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6225 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6226 (determine_max_iter): Take additional LOOP arg; all callers changed.
6227 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6228 one using simplifications.
6229 (simplify_using_initial_values): Return if the expression becomes
6230 invalid due to altered regs.
6232 2007-02-23 DJ Delorie <dj@redhat.com>
6234 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6236 2007-02-23 Mike Stump <mrs@apple.com>
6238 * tlink.c (scan_linker_output): Parse linker messages from
6239 darwin9's linker better.
6241 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6244 * varpool.c (varpool_assemble_pending_decls): Set
6245 varpool_last_needed_node to null.
6247 2007-02-23 DJ Delorie <dj@redhat.com>
6249 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6250 alignment bigger than the object file can handle.
6252 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6255 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6256 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6257 (*movsf_1): Penalize MMX moves.
6259 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6261 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6262 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6264 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6266 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6268 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6269 (fold_builtin_1): Use them.
6270 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6271 BUILT_IN_SIGNIFICAND.
6273 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6275 * config/i386/i386.c (bdesc_1arg): Initialize
6276 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6277 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6278 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6279 and IX86_BUILTIN_MOVSLDUP.
6281 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6283 PR rtl-optimization/30841
6284 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6286 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6288 * builtins.c (fold_builtin_frexp): New.
6289 (fold_builtin_2): Use it.
6291 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6293 * doc/invoke.texi (Spec Files): Document getenv spec function.
6295 * gcc.c (getenv_spec_function): New function.
6296 (static_spec_functions): Add it.
6297 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6298 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6301 2007-02-22 Michael Matz <matz@suse.de
6304 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6305 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6307 2007-02-22 Ian Lance Taylor <iant@google.com>
6310 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6311 (mem_loc_descriptor): Call it.
6313 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6314 Ira Rosen <irar@il.ibm.com>
6316 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6318 2007-02-22 Ira Rosen <irar@il.ibm.com>
6320 PR tree-optimization/30843
6321 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6322 stores only after all the group is vectorized.
6324 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6326 PR tree-optimization/30858
6327 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6328 in the reduction cycle have a single use in the loop.
6329 * tree-vectorizer.h (relevant): Add documentation.
6331 2007-02-20 Mike Stump <mrs@apple.com>
6333 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6334 * configure: Regenerate.
6336 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6338 Change the defaults of some parameters and options.
6339 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6340 * config/spu/spu.c (spu_optimization_options): Add.
6341 (spu_override_options): Change params in spu_optimization_options.
6342 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6344 Register 127 is only 16 byte aligned when used as a frame pointer.
6345 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6346 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6347 HARD_FRAME_POINTER_REGNUM.
6348 (spu_legitimate_address): Use regno_aligned_for_reload.
6349 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6350 aligned when frame_pointer_needed is true.
6351 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6353 * config/spu/spu.h (INIT_EXPANDERS): Define.
6355 Make sure shift and rotate instructions have valid immediate operands.
6356 * config/spu/predicates.md (spu_shift_operand): Remove.
6357 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6358 * config/spu/constraints.md (W, O): Extend range.
6359 * config/spu/spu.md (umask, nmask): Define.
6360 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6361 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6362 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6363 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6364 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6365 (lshr<mode>3_reg): Fix rtl description.
6367 Make sure mulhisi immediate operands are valid.
6368 * config/spu/predicates.md (imm_K_operand): Add.
6369 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6371 Generate constants using fsmbi and andi.
6372 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6373 (print_operand, spu_split_immediate, classify_immediate,
6374 fsmbi_const_p): Handle IC_FSMBI2.
6376 Correctly handle a CONST_VECTOR containing symbols.
6377 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6378 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6379 (immediate_load_p): Allow symbols that use 2 instructions to create.
6380 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6381 with symbols when flag_pic is set.
6382 (const_vector_immediate_p): New.
6383 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6384 accept a CONST_VECTOR with symbols.
6385 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6386 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6388 * config/spu/spu.md (high, low): Delete.
6389 (low_<mode>): Define.
6391 Remove INTRmode and INTR_REGNUM, which didn't work.
6392 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6394 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6395 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6396 peephole2 pattern): Don't use INTR or 131.
6397 (movintrcc): Delete.
6398 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6399 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6400 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6401 (UNSPEC_SET_INTR): Add.
6402 * config/spu/spu-modes.def (INTR): Remove.
6404 More accurate warnings about run-time relocations.
6405 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6407 Correctly warn about immediate arguments to specific intrinsics.
6408 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6409 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6410 the instruction predicate.
6412 Fix tree check errors with latest update.
6413 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6415 (spu_expand_builtin): Use CALL_EXPR_FN.
6417 Add missing specific intrinsics.
6418 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6420 * config/spu/spu_internals.h: Ditto.
6422 Fix incorrect operand modifiers.
6423 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6424 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6426 Optimize one case of zero_extend of a vec_select.
6427 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6429 Accept any immediate for hbr.
6430 * config/spu/spu.md (hbr): Change s constraints to i.
6432 2007-02-21 Paul Brook <paul@codesourcery.com>
6434 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6435 condexec_count when skipping USE and CLOBBER.
6437 2007-02-21 Nick Clifton <nickc@redhat.com>
6439 * common.opt (Warray-bounds): Add Warning attribute.
6440 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6442 (fsized-zeroes): Add Optimization attribute.
6443 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6444 * c.opt (Wc++0x-compat): Add Warning attribute.
6446 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6449 * reload1.c (eliminate_regs_in_insn): In the single_set special
6450 case, attempt to re-recognize the insn before falling back to
6451 having reload fix it up.
6453 2007-02-20 Eric Christopher <echristo@gmail.com>
6455 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6456 Rewrite accordingly.
6457 (frv_read_iacc_argument): Ditto.
6458 (frv_expand_set_builtin): Take a call instead of arglist, update for
6460 (frv_expand_unop_builtin): Ditto.
6461 (frv_expand_binop_builtin): Ditto.
6462 (frv_expand_cut_builtin): Ditto.
6463 (frv_expand_binopimm_builtin): Ditto.
6464 (frv_expand_voidbinop_builtin): Ditto.
6465 (frv_expand_int_void2arg): Ditto.
6466 (frv_expand_prefetches): Ditto.
6467 (frv_expand_voidtriop_builtin): Ditto.
6468 (frv_expand_voidaccop_builtin): Ditto.
6469 (frv_expand_load_builtin): Ditto.
6470 (frv_expand_store_builtin): Ditto.
6471 (frv_expand_mdpackh_builtin): Ditto.
6472 (frv_expand_mclracc_builtin): Ditto.
6473 (frv_expand_mrdacc_builtin): Ditto.
6474 (frv_expand_mwtacc_builtin): Ditto.
6475 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6478 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6480 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6481 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6483 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6485 * configure: Regenerate.
6486 * config.in: Regenerate.
6487 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6488 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6489 masks to power6 and power6x and to POWERPC_MASKS.
6490 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6492 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6493 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6494 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6495 Access PROTOTYPE as variable, not mask.
6497 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6499 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6500 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6501 * combine.c (adjust_for_new_dest): Use it.
6502 * postreload.c (reload_combine): Likewise.
6504 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6506 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6507 notes on an insn with multiple sets, even if single_set returns
6508 non-NULL for that insn.
6510 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6512 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6515 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6517 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6518 if user didn't pass it.
6519 * config/i386/darwin.h (CC1_SPEC): Likewise.
6520 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6521 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6522 -mmacosx-version-min.
6524 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6525 Uros Bizjak <ubizjak@gmail.com>
6527 * optabs.h (enum optab_index): Add new OTI_scalb.
6528 (scalb_optab): Define corresponding macro.
6529 * optabs.c (init_optabs): Initialize scalb_optab.
6530 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6532 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6533 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6534 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6535 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6536 flag_unsafe_math_optimizations is set.
6538 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6539 to implement scalbf, scalb and scalbl built-ins as inline x87
6542 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6543 DJ Delorie <dj@redhat.com>
6546 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6547 (diagnostic_report_diagnostic): ... here, and turn them into real
6548 errors. If warnings are inhibited, no need to do anything.
6550 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6552 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6553 better code generation.
6555 2007-02-20 Ben Elliston <bje@au.ibm.com>
6557 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6559 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6561 * config/alpha/alpha.c, config/alpha/alpha.md,
6562 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6563 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6564 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6565 config/arm/lib1funcs.asm: Follow spelling conventions.
6567 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6568 config/fr30/fr30.md, config/i386/i386.h,
6569 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6570 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6571 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6572 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6573 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6574 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6575 config/sparc/sparc.c, config/sparc/sparc.h,
6576 config/sparc/sparc.md, config/spu/constraints.md,
6577 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6580 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6583 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6586 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6588 * doc/invoke.texi (-ftree-lrs): Remove.
6590 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6592 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6595 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6597 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6598 new CALL_EXPR_FN macro for retrieving the function
6599 declaration of the input expression.
6601 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * c.opt (Waddress): New.
6604 * common.opt (Walways-true): Delete.
6605 (Wstring-literal-comparison): Delete.
6606 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6607 -Wstring-literal-comparison. Add -Waddress.
6609 (Walways-true): Delete.
6610 (Wstring-literal-comparison): Delete.
6611 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6612 consistently instead of -Walways-true in example.
6613 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6614 * c-typeck.c (parser_build_binary_op): Replace
6615 -Wstring-literal-comparison and -Walways-true with -Waddress.
6616 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6619 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6621 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6622 without DECL_STRUCT_FUNCTION initialized.
6624 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6626 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6627 due to calls to functions taking pointers as parameters.
6629 2007-02-19 Richard Henderson <rth@redhat.com>
6632 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6635 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6637 * config/s390/s390.c (s390_call_saved_register_used,
6638 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6639 accessed to the new scheme.
6641 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6643 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6644 (cris_print_index, cris_print_operand, cris_print_operand_address)
6645 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6646 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6647 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6649 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6650 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6651 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6652 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6653 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6654 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6655 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6656 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6657 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6658 (uminsi3, call, call_value): Ditto.
6659 (define_split: indir_to_reg_split, unnamed): Ditto.
6661 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6663 PR tree-optimization/30975
6664 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6667 2007-02-18 Eric Christopher <echristo@gmail.com>
6669 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6670 Remove use of arglist.
6671 (mips_expand_builtin): Remove use of arglist, pass in expr.
6672 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6673 (mips_expand_builtin_movtf): Ditto.
6674 (mips_expand_builtin_compare): Ditto.
6676 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6678 * tree-sra.c (sra_build_assignment): Replace assertion
6679 checking with a comment explaining why it can't be done.
6681 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6684 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6685 during CALL_EXPR representation conversion.
6686 * tree-ssa-propagate.c (set_rhs): Likewise.
6688 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6690 * tree-sra.c (sra_build_assignment): Disable assertion checking
6693 2007-02-18 Roger Sayle <roger@eyesopen.com>
6695 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6696 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6697 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6699 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6700 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6701 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6702 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6703 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6704 force_gimple_operand): Likewise.
6705 * ipa-cp.c (constant_val_insert): Likewise.
6706 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6707 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6708 perfect_nestify): Likewise.
6709 * langhooks.c (lhd_omp_assignment): Likewise.
6710 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6711 lower_copyprivate_clauses, lower_send_clauses,
6712 lower_send_shared_vars, expand_parallel_call,
6713 expand_omp_for_generic, expand_omp_for_static_nochunk,
6714 expand_omp_for_static_chunk, expand_omp_sections,
6715 lower_omp_single_copy, lower_omp_for_lastprivate,
6716 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6717 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6718 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6721 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6723 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6724 config/sh/sh.md: Follow spelling conventions.
6726 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6727 config/frv/predicates.md: Follow spelling conventions.
6729 * config/m68k/linux-unwind.h: Fix a comment typo.
6730 * target.h: Follow spelling conventions.
6732 2007-02-18 Roger Sayle <roger@eyesopen.com>
6734 PR rtl-optimization/28173
6735 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6736 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6737 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6738 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6739 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6741 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * builtins.c (fold_builtin_load_exponent): New.
6744 (fold_builtin_2): Use it.
6746 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6748 PR rtl-optimization/30773
6749 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6750 if we fail to attach a REG_EQUIV note.
6752 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6753 Roger Sayle <roger@eyesopen.com>
6755 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6757 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6759 * calls.c (initialize_argument_information): Pass original EXP
6760 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6761 code to split complex arguments here, as part of initializing the
6763 (expand_call): Remove code that builds a list of arguments and
6764 inserts implicit arguments into it. Instead, just count how many
6765 implicit arguments there will be so we can determine the size of
6766 the ARGS array, and let initialize_argument_information do the work.
6767 (split_complex_values): Delete unused function.
6769 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6771 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6773 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6775 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6776 for arg pointer based indexed addressing.
6778 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6780 * config/ia64/ia64.h, config/ia64/ia64.md,
6781 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6782 spelling conventions.
6784 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6786 * config/m68k/m68k.c (split_di): New.
6787 * config/m68k/m68k-protos.h: Declare split_di.
6788 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6789 Improve predicate handling and split constant shifts.
6791 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6793 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6794 parameter for register bitfield operations, general predicates
6797 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6799 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6800 * config/m68k/linux-unwind.h: New file.
6802 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6804 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6805 config/i386/athlon.md, config/ia64/ia64.md,
6806 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6807 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6808 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6809 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6810 tree-vect-transform.c: Fix comment typos.
6812 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6814 * sched-deps.c (find_insn_list): Remove.
6815 * sched-int.h: Remove the prototype for find_insn_list.
6817 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6819 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6821 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6822 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6823 darwin_rs6000_override_options.
6824 (C_COMMON_OVERRIDE_OPTIONS): Expect
6825 darwin_macosx_version_min to be non-NULL always.
6826 (TARGET_C99_FUNCTIONS): Likewise.
6827 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6828 (DARWIN_MINVERSION_SPEC): New.
6829 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6830 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6832 (DARWIN_MINVERSION_SPEC): New.
6833 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6835 * config/darwin-c.c (darwin_cpp_builtins): Expect
6836 darwin_macosx_version_min to be non-NULL always.
6838 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6840 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6842 * config/i386/i386.h (x86_use_xchgb): New.
6843 (TARGET_USE_XCHGB): New macro.
6844 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6845 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6846 Split after reload into bswaphi for shifts of 8.
6847 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6848 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6849 or when optimizing for size.
6851 2007-02-16 Richard Guenther <rguenther@suse.de>
6852 Christian Bruel <christian.bruel@st.com>
6854 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6855 DECLs but prefer SSA_NAMEs over DECLs.
6857 2007-02-16 Richard Guenther <rguenther@suse.de>
6859 * tree-flow-inline.h (single_imm_use_p): Remove.
6860 (zero_imm_uses_p): Likewise.
6861 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6862 instead of single_imm_use_p.
6863 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6866 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6869 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6870 nested double- and backquotes.
6872 2007-02-15 Roger Sayle <roger@eyesopen.com>
6875 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6876 should be unreachable.
6877 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6878 For the time being redirect GIMPLE_MODIFY_STMT to the new
6879 (renamed) build_gimple_modify_stmt_stat.
6880 (build2_gimple_stat): Rename to...
6881 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6882 Always build a GIMPLE_MODIFY_STMT node.
6883 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6884 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6887 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6888 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6889 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6890 expand_complex_div_wide): Likewise.
6891 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6892 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6893 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6894 * tree-ssa-loop-manip.c (create_iv): Likewise.
6895 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6896 abs_replacement): Likewise.
6897 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6898 realify_fake_stores): Likewise.
6900 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6901 node rather than a GIMPLE_MODIFY_STMT node.
6902 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6903 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6905 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6906 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6909 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6912 * fold-const.c (fold_comparison): Add back the
6913 folding of constant complex comparisions.
6915 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6918 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6919 effects unknown to this function, return early.
6921 2007-02-15 Ian Lance Taylor <iant@google.com>
6923 * lower-subreg.c (move_eh_region_note): New static function.
6924 (resolve_simple_move): Call it.
6925 (decompose_multiword_subregs): Track blocks for which we resolve a
6926 simple move which is also a control flow insn. Pass them to
6927 find_many_sub_basic_blocks.
6928 (pass_lower_subreg): Add TODO_verify_flow.
6929 (pass_lower_subreg2): Likewise.
6931 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6932 Brooks Moses <brooks.moses@codesourcery.com>
6933 Lee Millward <lee.millward@codesourcery.com>
6935 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6936 (VL_EXP_CLASS_P): New.
6937 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6939 (TREE_OPERAND_CHECK_CODE): Likewise.
6940 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6941 (TREE_RTL_OPERAND_CHECK): Likewise.
6942 (tree_operand_check_failed): Make second parameter the whole tree
6943 instead of its code. Fixed callers.
6944 (VL_EXP_CHECK): New.
6945 (TREE_OPERAND_LENGTH): New.
6946 (VL_EXP_OPERAND_LENGTH): New.
6947 (CALL_EXPR_FN): New.
6948 (CALL_EXPR_STATIC_CHAIN): New.
6949 (CALL_EXPR_ARGS): New.
6950 (CALL_EXPR_ARG): New.
6951 (call_expr_nargs): New.
6952 (CALL_EXPR_ARGP): New.
6953 (build_nt_call_list): Declare.
6954 (build_vl_exp_stat): Declare.
6955 (build_vl_exp): New.
6956 (build_call_list): Declare.
6957 (build_call_nary): Declare.
6958 (build_call_valist): Declare.
6959 (build_call_array): Declare.
6960 (call_expr_arg): Declare.
6961 (call_expr_argp): Declare.
6962 (call_expr_arglist): Declare.
6963 (fold_build_call_list): Declare.
6964 (fold_build_call_list_initializer): Declare.
6965 (fold_call_expr): Declare to replace fold_builtin.
6966 (fold_builtin_fputs): Update to agree with modified definition.
6967 (fold_builtin_strcpy): Likewise.
6968 (fold_builtin_strncpy): Likewise.
6969 (fold_builtin_memory_chk): Likewise.
6970 (fold_builtin_stxcpy_chk): Likewise.
6971 (fold_builtin_strncpy_chk): Likewise.
6972 (fold_builtin_next_arg): Likewise.
6973 (fold_build_call_expr): Declare.
6974 (fold_builtin_call_list): Declare.
6975 (fold_builtin_call_valist): Declare.
6976 (build_call_expr): Declare.
6977 (validate_arglist): Update to agree with modified definition.
6978 (tree_operand_length): New.
6979 (call_expr_arg_iterator): New.
6980 (init_call_expr_arg_iterator): New.
6981 (next_call_expr_arg): New.
6982 (first_call_expr_arg): New.
6983 (more_call_expr_args_p): New.
6984 (FOR_EACH_CALL_EXPR_ARG): New.
6986 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6987 and tcc_gimple_stmt.
6988 (tree_code_size): Update documentation. Use sizeof (tree) rather
6989 than sizeof (char *).
6990 (tree_size): Likewise. Add case for tcc_vl_exp.
6991 (tree_node_structure): Add case for tcc_vl_exp.
6992 (contains_placeholder_p): Likewise.
6993 (substitute_in_expr): Likewise.
6994 (substitute_placeholder_in_expr): Likewise.
6995 (stabilize_reference_1): Likewise.
6996 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6997 to diagnose breakage of this interface for constructing CALL_EXPRs.
6998 (build_nt): Add similar assertion here.
6999 (build_nt_call_list): New.
7000 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7001 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7003 (get_callee_fndecl): Use new CALL_EXPR accessors.
7004 (tree_operand_check_failed): Change parameters to pass entire node
7005 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7006 (process_call_operands): New.
7007 (build_vl_exp_stat): New.
7008 (build_call_list): New.
7009 (build_call_nary): New.
7010 (build_call_valist): New.
7011 (build_call_array): New.
7012 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7013 (call_expr_arglist): New.
7015 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7016 tcc_vl_exp instead of a fixed-size tcc_expression.
7018 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7019 accessors for CALL_EXPRs.
7020 (AGGR_INIT_EXPR): Likewise.
7022 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7023 Brooks Moses <brooks.moses@codesourcery.com>
7024 Lee Millward <lee.millward@codesourcery.com>
7026 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7027 (expand_builtin_nonlocal_goto): Change parameter to be entire
7028 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7029 (expand_builtin_prefetch): Likewise.
7030 (expand_builtin_classify_type): Likewise.
7031 (mathfn_built_in): Return NULL_TREE instead of 0.
7032 (expand_errno_check): Use new CALL_EXPR accessors.
7033 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7034 Return NULL_RTX instead of 0.
7035 (expand_builtin_mathfn_2): Likewise.
7036 (expand_builtin_mathfn_3): Likewise.
7037 (expand_builtin_interclass_mathfn): Likewise.
7038 (expand_builtin_sincos): Likewise.
7039 (expand_builtin_cexpi): Likewise.
7040 (expand_builtin_int_roundingfn): Likewise.
7041 (expand_builtin_int_roundingfn_2): Likewise.
7042 (expand_builtin_pow): Likewise.
7043 (expand_builtin_powi): Likewise.
7044 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7045 of arglist, fixing callers appropriately. Use new CALL_EXPR
7046 accessors and constructors. Return NULL_RTX instead of 0.
7047 (expand_builtin_strstr): Likewise.
7048 (expand_builtin_strchr): Likewise.
7049 (expand_builtin_strrchr): Likewise.
7050 (expand_builtin_strpbrk): Likewise.
7051 (expand_builtin_memcpy): Likewise.
7052 (expand_builtin_mempcpy): Likewise.
7053 (expand_builtin_mempcpy_args): New.
7054 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7055 (expand_builtin_memmove_args): New.
7056 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7057 (expand_movstr): Likewise.
7058 (expand_builtin_strcpy): Likewise.
7059 (expand_builtin_strcpy_args): New.
7060 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7061 (expand_builtin_strncpy): Likewise.
7062 (expand_builtin_memset): Likewise.
7063 (expand_builtin_memset_args): New.
7064 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7065 (expand_builtin_memcmp): Likewise.
7066 (expand_builtin_strcmp): Likewise.
7067 (expand_builtin_strncmp): Likewise.
7068 (expand_builtin_strcat): Likewise.
7069 (expand_builtin_strncat): Likewise.
7070 (expand_builtin_strspn): Likewise.
7071 (expand_builtin_strcspn): Likewise.
7072 (expand_builtin_args_info): Likewise.
7073 (expand_builtin_va_start): Likewise.
7074 (gimplify_va_arg_expr): Likewise.
7075 (expand_builtin_va_end): Likewise.
7076 (expand_builtin_va_copy): Likewise.
7077 (expand_builtin_frame_address): Likewise.
7078 (expand_builtin_alloca): Likewise.
7079 (expand_builtin_bswap): Likewise.
7080 (expand_builtin_unop): Likewise.
7081 (expand_builtin_fputs): Likewise.
7082 (expand_builtin_expect): Likewise.
7083 (expand_builtin_fabs): Likewise.
7084 (expand_builtin_copysign): Likewise.
7085 (expand_builtin_printf): Likewise.
7086 (expand_builtin_fprintf): Likewise.
7087 (expand_builtin_sprintf): Likewise.
7088 (expand_builtin_init_trampoline): Likewise.
7089 (expand_builtin_signbit): Likewise.
7090 (expand_builtin_fork_or_exec): Likewise.
7091 (expand_builtin_sync_operation): Likewise.
7092 (expand_builtin_compare_and_swap): Likewise.
7093 (expand_builtin_lock_test_and_set): Likewise.
7094 (expand_builtin_lock_release): Likewise.
7095 (expand_builtin): Likewise.
7096 (builtin_mathfn_code): Likewise.
7098 (fold_builtin_constant_p): Pass call arguments individually instead
7099 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7100 accessors and constructors. Return NULL_TREE instead of 0.
7101 (fold_builtin_expect): Likewise.
7102 (fold_builtin_classify_type): Likewise.
7103 (fold_builtin_strlen): Likewise.
7104 (fold_builtin_nan): Likewise.
7105 (integer_valued_real_p): Likewise.
7106 (fold_trunc_transparent_mathfn): Likewise.
7107 (fold_fixed_mathfn): Likewise.
7108 (fold_builtin_cabs): Likewise.
7109 (fold_builtin_sqrt): Likewise.
7110 (fold_builtin_cbrt): Likewise.
7111 (fold_builtin_cos): Likewise.
7112 (fold_builtin_cosh): Likewise.
7113 (fold_builtin_tan): Likewise.
7114 (fold_builtin_sincos): Likewise.
7115 (fold_builtin_cexp): Likewise.
7116 (fold_builtin_trunc): Likewise.
7117 (fold_builtin_floor): Likewise.
7118 (fold_builtin_ceil): Likewise.
7119 (fold_builtin_round): Likewise.
7120 (fold_builtin_int_roundingfn): Likewise.
7121 (fold_builtin_bitop): Likewise.
7122 (fold_builtin_bswap): Likewise.
7123 (fold_builtin_logarithm): Likewise.
7124 (fold_builtin_hypot): Likewise.
7125 (fold_builtin_pow): Likewise.
7126 (fold_builtin_powi): Likewise.
7127 (fold_builtin_exponent): Likewise.
7128 (fold_builtin_memset): Likewise.
7129 (fold_builtin_bzero): Likewise.
7130 (fold_builtin_memory_op): Likewise.
7131 (fold_builtin_bcopy): Deleted; call site changed to invoke
7132 fold_builtin_memory_op directly.
7133 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7134 (fold_builtin_strncpy): Likewise.
7135 (fold_builtin_memcmp): Likewise.
7136 (fold_builtin_strcmp): Likewise.
7137 (fold_builtin_strncmp): Likewise.
7138 (fold_builtin_signbit): Likewise.
7139 (fold_builtin_copysign): Likewise.
7140 (fold_builtin_isascii): Likewise.
7141 (fold_builtin_toascii): Likewise.
7142 (fold_builtin_isdigit): Likewise.
7143 (fold_builtin_fabs): Likewise.
7144 (fold_builtin_abs): Likewise.
7145 (fold_builtin_fmin_fmax): Likewise.
7146 (fold_builtin_carg): Likewise.
7147 (fold_builtin_classify): Likewise.
7148 (fold_builtin_unordered_cmp): Likewise.
7150 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7151 New functions split out from fold_builtin_1.
7152 (fold_builtin_n): New.
7153 (fold_builtin_varargs): New.
7154 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7156 (fold_call_expr): New.
7157 (build_function_call_expr): Rewrite to use new helper function.
7158 (fold_builtin_call_list): New.
7159 (build_call_expr): New.
7160 (fold_builtin_call_valist): New.
7161 (rewrite_call_expr): New.
7162 (validate_arg): New.
7163 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7164 of an arglist. Change return type to bool. Use new CALL_EXPR
7167 (fold_builtin_strstr): Pass call arguments individually instead
7168 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7169 accessors and constructors. Return NULL_TREE instead of 0.
7170 (fold_builtin_strchr): Likewise.
7171 (fold_builtin_strrchr): Likewise.
7172 (fold_builtin_strpbrk): Likewise.
7173 (fold_builtin_strcat): Likewise.
7174 (fold_builtin_strncat): Likewise.
7175 (fold_builtin_strspn): Likewise.
7176 (fold_builtin_strcspn): Likewise.
7177 (fold_builtin_fputs): Likewise.
7178 (fold_builtin_next_arg): Likewise.
7179 (fold_builtin_sprintf): Likewise.
7181 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7182 NULL_RTX instead of 0.
7183 (expand_builtin_memory_chk): Likewise.
7184 (maybe_emit_chk_warning): Likewise.
7185 (maybe_emit_sprintf_chk_warning): Likewise.
7187 (fold_builtin_object_size): Pass call arguments individually instead
7188 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7189 accessors and constructors. Return NULL_TREE instead of 0.
7190 (fold_builtin_memory_chk): Likewise.
7191 (fold_builtin_stxcpy_chk): Likewise.
7192 (fold_builtin_strncpy_chk): Likewise.
7193 (fold_builtin_strcat_chk): Likewise.
7194 (fold_builtin_strcat_chk): Likewise.
7195 (fold_builtin_strncat_chk): Likewise.
7196 (fold_builtin_sprintf_chk): Likewise.
7197 (fold_builtin_snprintf_chk): Likewise.
7198 (fold_builtin_printf): Likewise.
7199 (fold_builtin_vprintf): Likewise.
7201 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7203 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7204 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7205 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7206 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7207 (fold_unary): Likewise.
7208 (fold_binary): Likewise.
7209 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7210 ternary expressions.
7211 (fold): Add logic for tcc_vl_exp.
7212 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7213 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7214 (fold_build3_stat): Add assertion to flag broken interface for
7215 constructing CALL_EXPRs.
7216 (fold_build_call_list): New.
7217 (fold_build_call_list_initializer): New.
7218 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7220 (fold_strip_sign_ops): Likewise.
7222 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7223 Brooks Moses <brooks.moses@codesourcery.com>
7224 Lee Millward <lee.millward@codesourcery.com>
7226 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7227 accessors and dump arguments explicitly.
7229 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7231 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7233 (print_call_name): Use new CALL_EXPR accessors.
7235 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7236 CALL_EXPR arguments explicitly instead of as a list. Use
7237 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7239 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7240 (vrp_visit_stmt): Likewise.
7242 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7243 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7245 (force_move_till_expr): Likewise.
7247 * targhooks.c (default_external_stack_protect_fail): Use
7248 build_call_expr instead of build_function_call_expr.
7249 (default_hidden_stack_protect_fail): Likewise.
7251 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7254 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7255 and walk arguments explicitly.
7257 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7258 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7259 (expand_simple_operations): Likewise.
7260 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7262 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7263 of TREE_CODE_LENGTH.
7264 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7266 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7267 instead of TREE_CODE_LENGTH.
7269 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7270 (tree_ic_transform): Likewise.
7271 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7272 parameter instead of arglist. Fix callers.
7273 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7274 (tree_stringops_transform): Likewise.
7275 (tree_indirect_call_to_profile): Likewise.
7276 (tree_stringops_values_to_profile): Likewise.
7278 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7279 (eliminate_tail_call): Likewise.
7281 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7283 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7284 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7286 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7288 * omp-low.c (build_omp_barrier): Use build_call_expr.
7289 (lower_rec_input_clauses): Likewise.
7290 (lower_reduction_clauses): Likewise.
7291 (expand_parallel_call): Likewise.
7292 (maybe_catch_exception): Likewise.
7293 (expand_omp_for_generic): Likewise.
7294 (expand_omp_for_static_nochunk): Likewise.
7295 (expand_omp_sections): Likewise.
7296 (lower_omp_single_simple): Likewise.
7297 (lower_omp_single_copy): Likewise.
7298 (lower_omp_master): Likewise.
7299 (lower_omp_ordered): Likewise.
7300 (lower_omp_critical): Likewise.
7302 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7303 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7305 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7306 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7307 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7309 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7310 and generalize to handle any number of operands.
7311 (chrec_contains_undetermined): Likewise.
7312 (tree_contains_chrecs): Likewise.
7313 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7315 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7317 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7318 fold_call_expr instead of fold_builtin.
7319 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7320 match declarations there.
7321 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7324 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7325 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7327 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7328 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7330 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7333 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7334 (execute_cse_sincos): Use new CALL_EXPR accessors.
7336 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7338 * gimple-low.c (lower_function_body): Use build_call_expr.
7339 (lower_builtin_setjmp): Likewise.
7341 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7342 (set_storage_via_libcall): Likewise.
7343 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7344 instead of TREE_CODE_LENGTH.
7345 (expand_expr_real_1): Use new CALL_EXPR accessors.
7347 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7348 generalize to handle any number of operands.
7349 (TB_parent_eq): Likewise.
7351 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7352 (strip_builtin_expect): Likewise.
7354 * function.c (gimplify_parameters): Use build_call_expr.
7356 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7357 instead of TREE_CODE_LENGTH.
7359 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7360 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7362 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7365 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7366 (gimplify_decl_expr): Likewise.
7367 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7368 Use new CALL_EXPR iterators.
7369 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7370 (gimplify_modify_expr_to_memset): Likewise.
7371 (gimplify_variable_sized_compare): Likewise.
7372 (gimplify_omp_atomic_fetch_op): Likewise.
7373 (gimplify_omp_atomic_pipeline): Likewise.
7374 (gimplify_omp_atomic_mutex): Likewise.
7375 (gimplify_function_tree): Likewise.
7377 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7378 (call_expr_flags): Likewise.
7379 (expand_call): Likewise.
7381 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7382 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7385 * coverage.c (create_coverage): Use build_call_expr.
7387 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7388 (temp_call_expr_obstack): New.
7389 (pool_copy_list): Delete.
7390 (temp_copy_call_expr): New.
7391 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7392 CALL_EXPR accessors. Get rid of special goo for copying argument
7393 lists and use temp_copy_call_expr instead.
7394 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7395 CALL_EXPR accessors.
7396 (create_expression_by_pieces): Likewise. Use build_call_array
7397 to construct the result instead of fold_build3.
7398 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7399 dealing with argument lists.
7400 (init_pre): Remove references to expression_node_pool and
7401 list_node_pool. Init temp_call_expr_obstack instead.
7402 (fini_pre): Remove references to expression_node_pool and
7405 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7406 and walk arguments explicitly instead of as a list.
7408 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7409 (mx_register_decls): Likewise.
7410 (mudflap_register_call): Likewise.
7411 (mudflap_finish_file): Likewise.
7413 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7414 (ipa_callsite_compute_param): Likewise.
7416 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7417 accessors and constructor.
7419 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7420 accessors and constructor.
7421 (convert_tramp_reference): Likewise.
7422 (convert_call_expr): Likewise.
7423 (finalize_nesting_tree_1): Likewise.
7425 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7428 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7430 * tree-inline.c (initialize_inlined_parameters): Pass entire
7431 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7433 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7434 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7436 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7437 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7438 (vectorizable_reduction): Likewise.
7439 (vectorizable_call): Use new CALL_EXPR iterators.
7440 (vectorizable_conversion): Use build_call_expr.
7441 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7442 (vect_gen_widened_results_half): Use build_call_expr.
7443 (vect_setup_realignment): Likewise.
7444 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7446 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7447 (pass_through_call): Likewise.
7448 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7451 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7452 (tree_gen_pow2_profiler): Likewise.
7453 (tree_gen_one_value_profiler): Likewise.
7454 (tree_gen_ic_func_profiler): Likewise.
7455 (tree_gen_average_profiler): Likewise.
7456 (tree_gen_ior_profiler): Likewise.
7458 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7459 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7460 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7462 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7463 of TREE_CODE_LENGTH.
7465 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7466 of TREE_CODE_LENGTH.
7468 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7470 (convert_to_integer): Likewise.
7472 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7475 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7476 Brooks Moses <brooks.moses@codesourcery.com>
7477 Lee Millward <lee.millward@codesourcery.com>
7479 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7481 * config/frv/frv.c (frv_expand_builtin): Likewise.
7482 * config/s390/s390.c (s390_expand_builtin): Likewise.
7484 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7485 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7487 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7488 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7489 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7490 (ix86_expand_store_builtin): Likewise.
7491 (ix86_expand_unop_builtin): Likewise.
7492 (ix86_expand_unop1_builtin): Likewise.
7493 (ix86_expand_sse_compare): Likewise.
7494 (ix86_expand_sse_comi): Likewise.
7495 (ix86_expand_vec_init_builtin): Likewise.
7496 (ix86_expand_vec_ext_builtin): Likewise.
7497 (ix86_expand_vec_set_builtin): Likewise.
7498 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7500 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7501 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7503 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7504 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7505 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7507 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7509 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7510 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7511 arglist. Use new CALL_EXPR accessors. Fix callers.
7512 (altivec_expand_abs_builtin): Likewise.
7513 (rs6000_expand_binop_builtin): Likewise.
7514 (altivec_expand_predicate_builtin): Likewise.
7515 (altivec_expand_lv_builtin): Likewise.
7516 (spe_expand_stv_builtin): Likewise.
7517 (altivec_expand_stv_builtin): Likewise.
7518 (rs6000_expand_ternop_builtin): Likewise.
7519 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7520 (altivec_expand_st_builtin): Likewise.
7521 (altivec_expand_dst_builtin): Likewise.
7522 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7523 arglist. Use new CALL_EXPR accessors. Fix callers.
7524 (altivec_expand_vec_set_builtin): Likewise.
7525 (altivec_expand_vec_ext_builtin): Likewise.
7526 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7527 (spe_expand_builtin): Likewise.
7528 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7529 arglist. Use new CALL_EXPR accessors. Fix callers.
7530 (spe_expand_evsel_builtin): Likewise.
7531 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7532 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7534 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7535 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7536 (arm_expand_unop_builtin): Likewise.
7537 (arm_expand_builtin): Use new CALL_EXPR accessors.
7539 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7542 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7543 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7544 (bfin_expand_unop_builtin): Likewise.
7545 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7547 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7548 Brooks Moses <brooks.moses@codesourcery.com>
7549 Lee Millward <lee.millward@codesourcery.com>
7551 * c-semantics.c (build_stmt): Add internal diagnostic check.
7553 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7554 accessors. Print arguments explicitly instead of as a list.
7556 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7558 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7559 (c_finish_omp_flish): Likewise.
7561 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7562 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7563 instead of TREE_CODE_LENGTH.
7564 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7565 (c_warn_unused_result): Likewise.
7567 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7570 * doc/invoke.texi (Warning Options): Remove
7571 -Werror-implicit-function-declaration.
7572 (Wimplicit-function-declaration): Update description.
7573 * opts.c (common_handle_option): Move handling of -Werror=* to...
7574 (enable_warning_as_error): ...here.
7575 * opts.h (enable_warning_as_error): Declare.
7576 * c-decl.c (implicit_decl_warning): Unless
7577 -Wno-implicit-function-declaration is given, emit a pedwarn if
7578 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7579 * c.opt (Wimplicit-function-declaration): Replace
7580 mesg_implicit_function_declaration with
7581 warn_implicit_function_declaration.
7582 * c-opts.c (c_common_handle_option):
7583 -Werror-implicit-function-declaration is exactly equal as
7584 -Werror=implicit-function-declaration.
7585 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7586 warn_implicit_function_declaration.
7587 (c_common_post_options): -Wimplict-function-declaration is enabled
7588 by default by -std=c99, otherwise is disabled by default.
7589 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7591 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7593 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7594 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7595 former is ignored but not the latter.
7597 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7599 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7600 is made and the reference doesn't use the alias set of its type,
7601 do not create the temporary using that type.
7603 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7605 * jump.c: Remove prototypes for delete_computation and
7606 delete_prior_computation.
7608 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7610 * jump.c (get_label_after): Delete.
7611 (get_label_before, delete_computation, delete_jump,
7612 delete_prior_computation, follow_jumps): Move...
7613 * reorg.c (delete_computation, delete_prior_computation): ... here...
7614 (get_label_before, delete_jump): ... making these static ...
7615 (follow_jumps): ... and simplifying this since it only runs after
7617 * rtl.h (get_label_after, get_label_before, delete_jump,
7618 follow_jumps): Delete prototypes.
7620 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7622 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7624 2007-02-15 Nick Clifton <nickc@redhat.com>
7626 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7627 order to prevent it from being munged by the target.
7629 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7631 * config/i386/i386.md: Remove misleading comment.
7633 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7635 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7636 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7639 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7641 * tree-sra.c (instantiate_missing_elements): Canonicalize
7643 (sra_build_assignment): New.
7644 (generate_copy_inout, generate_element_copy,
7645 generate_element_zero, generate_one_element_init): Use it.
7647 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7649 * tree-sra.c (instantiate_missing_elements): Canonicalize
7651 (sra_build_assignment): New.
7652 (generate_copy_inout, generate_element_copy,
7653 generate_element_zero, generate_one_element_init): Use it.
7655 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7657 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7660 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7662 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7663 types as aggregates not scalars.
7664 * function.c (assign_stack_temp_for_type): Likewise.
7666 2007-02-14 Roger Sayle <roger@eyesopen.com>
7667 Zdenek Dvorak <dvorakz@suse.cz>
7669 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7672 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7674 * passes.c (next_pass_1): Clear the next field of the copied
7677 2007-02-14 Richard Henderson <rth@redhat.com>
7679 * tree-sra.c (early_sra): New.
7680 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7681 (tree_sra_early, pass_sra_early): New.
7682 * tree-pass.h (pass_sra_early): Declare.
7683 * passes.c (init_optimization_passes): Use it.
7685 2007-02-14 Richard Guenther <rguenther@suse.de>
7687 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7689 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7691 PR tree-optimization/30771
7692 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7694 (vect_analyze_operations): Induction phis can now be marked as
7696 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7697 Update documentation accordingly.
7699 2007-02-14 Nick Clifton <nickc@redhat.com>
7701 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7702 most 3 arguments are supported.
7703 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7705 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7707 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7708 Ensure dst->current is valid.
7710 2007-02-13 Paul Brook <paul@codesourcery.com>
7712 * config.gcc: Add arm*-*-uclinux-*eabi.
7713 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7714 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7715 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7716 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7717 (LINK_SPEC): Define.
7719 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7721 * config/arm/uclinux-eabi.h: New file.
7722 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7723 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7726 2007-02-13 Ian Lance Taylor <iant@google.com>
7728 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7729 * flags.h (warn_strict_overflow): Declare.
7730 (enum warn_strict_overflow_code): Define.
7731 (issue_strict_overflow_warning): New static inline function.
7732 * opts.c (warn_strict_overflow): New variable.
7733 (common_handle_option): Handle OPT_Wstrict_overflow and
7734 OPT_Wstrict_overflow_.
7735 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7737 * fold-const.c: Include intl.h.
7738 (fold_deferring_overflow_warnings): New static variable.
7739 (fold_deferred_overflow_warning): New static variable.
7740 (fold_deferred_overflow_code): New static variable.
7741 (fold_defer_overflow_warnings): New function.
7742 (fold_undefer_overflow_warnings): New function.
7743 (fold_undefer_and_ignore_overflow_warnings): New function.
7744 (fold_deferring_overflow_warnings_p): New function.
7745 (fold_overflow_warning): New static function.
7746 (make_range): Add strict_overflow_p parameter. Change all
7748 (extract_muldiv, extract_muldiv_1): Likewise.
7749 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7750 tree_expr_nonnegative_p.
7751 (fold_negate_expr): Call fold_overflow_warning.
7752 (fold_range_test): Likewise.
7753 (fold_comparison): Likewise.
7754 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7755 instead of tree_expr_nonnegative_p.
7756 (tree_expr_nonnegative_warnv_p): Rename from
7757 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7758 (tree_expr_nonnegative_p): New function.
7759 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7760 strict_overflow_p parameter.
7761 (tree_expr_nonzero_p): New function.
7762 * passes.c (verify_interpass_invariants): New static function.
7763 (execute_one_pass): Call it.
7764 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7766 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7767 (estimate_numbers_of_iterations): Likewise.
7768 (scev_probably_wraps_p): Likewise.
7769 * tree-ssa-ccp.c: Include "toplev.h".
7770 (evaluate_stmt): Defer fold overflow warnings until we know we are
7772 (struct fold_stmt_r_data): Add stmt field.
7773 (fold_stmt_r): Defer fold overflow warnings until we know we
7775 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7776 (fold_stmt_inplace): Likewise.
7777 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7778 (cleanup_control_expr_graph): Defer fold overflow warnings until
7779 we know we are going to optimize.
7780 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7781 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7783 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7784 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7785 * tree-ssa-loop-manip.c (create_iv): Likewise.
7786 * c-typeck.c (build_conditional_expr): Likewise.
7787 (build_binary_op): Likewise.
7788 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7789 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7790 (extract_range_from_unary_expr): Likewise.
7791 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7792 assuming that signed overflow does not occur.
7793 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7794 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7795 (fold_defer_overflow_warnings): Declare.
7796 (fold_undefer_overflow_warnings): Declare.
7797 (fold_undefer_and_ignore_overflow_warnings): Declare.
7798 (fold_deferring_overflow_warnings_p): Declare.
7799 (tree_expr_nonzero_warnv_p): Declare.
7800 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7802 (Warning Options): Document -Wstrict-overflow.
7803 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7804 (tree-ssa-ccp.o): Likewise.
7805 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7806 (fold-const.o): Depend on intl.h.
7808 2007-02-13 Ian Lance Taylor <iant@google.com>
7811 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7814 2007-02-13 Stuart Hastings <stuart@apple.com>
7816 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7818 2007-02-13 Richard Henderson <rth@redhat.com>
7820 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7821 handled_component_p before looking for the indirect_ref.
7823 2007-02-13 Richard Henderson <rth@redhat.com>
7825 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7826 remove flags clobber.
7827 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7828 (bswaphi_lowpart): New.
7829 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7830 remove TARGET_BSWAP test. Delete expander of the same name.
7832 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7833 (expand_unop): Use them.
7835 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7838 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7839 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7840 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7841 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7842 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7843 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7844 assembler dialect choice from asm templates.
7846 2007-02-12 Richard Henderson <rth@redhat.com>
7848 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7849 (fixuns_trunc<SSEMODEF>si2): Use it.
7850 * config/i386/sse.md (vec_setv4sf_0): Export.
7851 * config/i386/i386.c (ix86_build_const_vector): Export.
7852 (ix86_split_convert_uns_si_sse): Rename from
7853 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7854 * config/i386/i386-protos.h: Update.
7856 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7859 * c-typeck.c (c_finish_return): Improve warning message.
7861 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7863 * alias.c (find_symbolic_term): Delete unused function.
7865 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7867 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7868 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7869 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7871 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7873 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7874 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7875 the function, temporarily point the debug interface to the null one.
7877 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7879 * dwarf2out.c (round_up_to_align): New static function.
7880 (field_byte_offset): Use it to round the offset.
7882 2007-02-12 Richard Henderson <rth@redhat.com>
7884 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7885 (inswl_const): Export.
7887 2007-02-12 Richard Henderson <rth@redhat.com>
7889 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7890 result mode of the libcall, convert back to outmode.
7892 2007-02-12 Roger Sayle <roger@eyesopen.com>
7894 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7895 (bswapdi2): New define_expand to implement 32-bit implementation.
7897 2007-02-12 Nick Clifton <nickc@redhat.com>
7899 * doc/invoke.texi (Overall Options): Document --help=.
7900 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7901 (cc1_options): Pass --help= on to cc1.
7902 (display_help): Add description of --help=.
7903 (process_command): Add code to handle --help=. Allow translated
7904 --help and --target-help switches to be passed on to compiler
7906 (main): Remove unused if statement.
7907 * opts.c (columns): Remove.
7908 (LEFT_COLUMN): Define.
7909 (wrap_help): Add columns argument.
7910 (print_filtered_help): Change parameters to be an include bitmask,
7911 an exclude bitmask, an any bitmask and the column width. Move the
7912 code to display the params list here. Add code to display the
7913 status of options rather than their descriptions if the quiet flag
7915 (print_specific_help): Change parameters to be an include bitmask,
7916 an exclude bitmask and an any bitmask. Move code to look up the
7917 column width here. Decide upon the title for an options listing.
7918 (common_handle_options): Add code to handle --help=. Adapt code
7919 for --help and --target-help to use the revised form of the
7920 print_specific_help function.
7921 (print_help): Delete.
7922 (print_param_help): Delete.
7923 (print_switch): Delete.
7924 * opts.h (cl_lang_count): Add prototype.
7925 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7926 CL_MAX_OPTION_CLASS): New defines.
7927 * optc-gen.awk: Add construction of cl_lang_count.
7928 * c.opt: Add Warning attribute to warning options and Optimization
7929 attribute to optimization options.
7930 * common.opt: Likewise.
7932 Add -fhelp and -ftarget-help as aliases for the transformed --help
7933 and --target-help options.
7934 * opt-functions.awk: Add code to handle Warning and Optimization
7937 2007-02-12 Richard Henderson <rth@redhat.com>
7939 * config/alpha/constraints.md: New file.
7940 * config/alpha/alpha.c: Include tm-constrs.h.
7941 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7942 alpha_extra_constraint): Remove.
7943 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7944 * config/alpha/alpha-protos.h: Update.
7945 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7946 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7947 (EXTRA_CONSTRAINT): Remove.
7948 * config/alpha/alpha.md: Include constraints.md.
7949 (adddi splitter): Use satisfies_constraint_*.
7950 * config/alpha/predicates.md (add_operand): Likewise.
7951 (sext_add_operand, addition_operation): Likewise.
7953 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7955 PR tree-optimization/29145
7956 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7957 in our handling of restrict qualified pointers.
7959 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7962 * doc/invoke.texi (Wunused-value): Update description.
7963 (Wextra): Delete item.
7964 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7965 value of Wunused-value.
7966 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7967 (c_finish_stmt_expr): Don't check extra_warnings.
7968 (emit_side_effect_warnings): The caller is responsible to check
7971 2007-02-11 Roger Sayle <roger@eyesopen.com>
7972 Matt Thomas <matt@3am-software.com>
7974 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7976 2007-02-11 Roger Sayle <roger@eyesopen.com>
7978 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7979 comparisons of POPCOUNT against zero.
7980 (simplify_const_relational_operation): Likewise.
7982 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7984 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7986 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7988 * dwarf2out.c (root_type): Delete unused function.
7990 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7992 * genattrtab.c (contained_in_p): Delete unused function.
7993 (write_expr_attr_cache): Likewise.
7995 2007-02-11 Jan Hubicka <jh@suse.cz>
7997 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8000 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8002 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8003 to add the REG_EQ* note.
8004 * see.c (see_merge_one_use_extension): Likewise.
8005 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8006 turn REG_EQUAL notes into REG_EQUIV notes if the target
8007 register may have more than one set.
8008 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8009 * gcse.c (try_replace_reg): Likewise.
8010 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8011 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8012 more than one REG_EQUIV note.
8013 * reload1.c (gen_reload): Use set_unique_reg_note.
8015 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8018 (ix86_builtin_conversion): New function.
8020 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8023 * tree.h (DECL_REPLACEABLE_P): New macro.
8024 * except.c (set_nothrow_function_flags): Likewise.
8026 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8027 Ira Rosen <irar@il.ibm.com>
8028 Dorit Nuzman <dorit@il.ibm.com>
8030 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8031 * targhooks.c (default_builtin_vectorized_conversion): New.
8032 * targhooks.h (default_builtin_vectorized_function): New declaration.
8033 * target.h (struct vectorize): Add builtin_conversion field.
8034 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8035 stmt_vec_info_type value.
8036 (vectorizable_conversion): New declaration.
8037 * tree-vect-analyze.c (vect_analyze_operations): Add
8038 vectorizable_conversion call.
8039 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8040 * tree-vect-transform.c (vectorizable_conversion): New function.
8041 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8042 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8044 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8045 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8046 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8047 or ALTIVEC_BUILTIN_VCFSX.
8049 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8052 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8053 CONST_DOUBLE and operand 0 is a hard register.
8054 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8055 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8056 is a hard floating-point register.
8058 2007-02-10 Richard Henderson <rth@redhat.com>
8059 Jakub Jelinek <jakub@redhat.com>
8060 Alexandre Oliva <aoliva@redhat.com>
8062 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8063 * builtin-types.def (BT_WORD): Make unsigned.
8064 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8065 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8066 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8067 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8068 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8069 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8071 * expr.c (emutls_var_address): New.
8072 (expand_expr_real_1): Expand emulated tls.
8073 (expand_expr_addr_expr_1): Likewise.
8074 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8075 * output.h (emutls_finish): Declare.
8076 * toplev.c (compile_file): Call it.
8077 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8078 address before wrapping in CONST.
8079 * varasm.c (emutls_htab, emutls_object_type): New.
8080 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8081 (get_emutls_object_name, get_emutls_object_type): New.
8082 (get_emutls_init_templ_addr, emutls_decl): New.
8083 (emutls_common_1, emutls_finish): New.
8084 (assemble_variable): When emulating tls, swap decls; generate
8085 constructor for the emutls objects.
8086 (do_assemble_alias): When emulating tls, swap decl and target name.
8087 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8089 * varpool.c (decide_is_variable_needed): Look at force_output.
8090 Recurse for emulated tls.
8091 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8092 with decide_is_variable_needed.
8093 * emutls.c: New file.
8094 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8095 tls_object for real tls.
8097 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8099 PR rtl-optimization/29599
8100 * reload1.c (eliminate_regs_in_insn): Take the destination
8101 mode into account when computing the offset.
8103 2007-02-09 Stuart Hastings <stuart@apple.com>
8104 Richard Henderson <rth@redhat.com>
8106 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8107 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8108 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8109 fixuns_truncdfhi2): New.
8110 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8111 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8112 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8113 (floatunssidf2): Allow nonimmediate source.
8114 * config/i386/sse.md (movdi_to_sse): New.
8115 (vec_concatv2di): Drop '*'.
8116 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8117 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8118 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8120 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8121 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8122 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8123 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8124 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8125 ix86_build_const_vector.
8126 (x86_emit_floatuns): Rewrite.
8128 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8130 * genautomata.c (longest_path_length): Delete unused function.
8131 (struct state): Delete unused longest_path_length.
8132 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8133 (get_free_state): Delete unused.
8135 2007-02-09 Jan Hubicka <jh@suse.cz>
8137 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8138 * doc/invoke.texi (inline-unit-growth): Update default value.
8140 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8141 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8142 (rebuild_cgraph_edges): Likewise.
8143 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8144 (dump_cgraph_node): Dump frequencies.
8145 (cgraph_clone_edge): Add frequency scales.
8146 (cgraph_clone_node): Add freuqnecy.
8147 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8148 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8149 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8150 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8151 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8152 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8153 (save_inline_function_body): Likewise.
8154 * ipa-inline.c: inluce rtl.h
8155 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8156 (cgraph_edge_badness): Use frequencies.
8157 (cgraph_decide_recursive_inlining): Update clonning.
8158 (cgraph_decide_inlining_of_small_function): Dump frequency.
8159 * predict.c (estimate_bb_frequencies): Export.
8160 * predict.h (estimate_bb_frequencies): Declare.
8161 * tree-inline.c (copy_bb): Watch overflows.
8162 (expand_call_inline): Update call of cgraph_create_edge.
8163 (optimize_inline_calls): Use TODO flags to update frequnecies.
8164 * passes.h: Include predict.h
8165 (init_optimization_passes): Move profile ahead.
8166 (execute_function_todo): Handle TODO_rebuild_frequencies.
8168 2007-02-09 Roger Sayle <roger@eyesopen.com>
8170 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8171 the insbl or inswl pattern into a register.
8173 2007-02-09 Roger Sayle <roger@eyesopen.com>
8175 * config/ia64/ia64.md (bswapdi2): New define_insn.
8177 2007-02-09 Richard Henderson <rth@redhat.com>
8179 * config/i386/constraints.md (Ym): New constraint.
8180 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8181 (movdi_1_rex64): Split sse and xmm general register moves from
8182 memory move alternatives. Use conditional register constraints.
8183 (movsf_1, movdf_integer): Likewise.
8184 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8185 (movdf_integer_rex64): New.
8186 (pushsf_rex64): Fix output constraints.
8187 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8188 (sse2_stored): Likewise.
8189 (sse2_storeq_rex64): New.
8190 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8191 amd and not generic.
8192 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8193 for optimize_size. Remove SF/DFmode hack.
8195 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8197 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8200 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8201 Richard Sandiford <richard@codesourcery.com>
8203 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8204 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8205 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8206 m68k/t-mlib to tmake_file.
8207 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8208 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8209 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8210 Allow it to be cf or m68k. Set m68k_arch_family. If that
8211 variable is not empty, add t-$m68k_arch_family to tmake_file.
8212 Add t-mlibs to tmake_file.
8213 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8214 * config/m68k/t-cf: New file.
8215 * config/m68k/t-m68k: Likewise.
8216 * config/m68k/t-mlibs: Likewise.
8217 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8218 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8219 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8220 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8221 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8223 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8224 (INSTALL_LIBGCC): Delete.
8225 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8226 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8227 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8228 (M68K_MLIB_CPU): Define.
8229 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8230 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8231 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8233 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8234 Richard Guenther <rguenther@suse.de>
8237 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8238 against INT_MIN/INT_MAX.
8239 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8240 file if a loop is removed.
8242 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8244 * calls.c (store_one_arg): Pass correct alignment to
8245 emit_push_insn for non-BLKmode values.
8246 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8247 unaligned stack slot via a suitably aligned slot.
8249 2007-02-08 DJ Delorie <dj@redhat.com>
8251 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8253 (legal_subregs): Use unsigned char, make const.
8254 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8256 2007-02-08 Paul Brook <paul@codesourcery.com>
8258 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8259 special interworking needed.
8261 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8263 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8264 conditional to __SSE2__.
8265 (Entries below should have been added to first ChangeLog
8266 entry for amdfam10 dated 2007-02-05)
8267 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8269 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8271 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8274 2007-02-08 DJ Delorie <dj@redhat.com>
8276 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8277 * config/m32c/m32c.c (legal_subregs): New.
8278 (m32c_illegal_subreg_p): New.
8279 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8280 unsupported subregs of hard regs.
8282 2007-02-08 Jan Hubicka <jh@suse.cz>
8284 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8285 the same one; always update histograms.
8287 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8289 * passes.c (init_optimization_passes): Tidy comment.
8291 2007-02-08 Roger Sayle <roger@eyesopen.com>
8293 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8294 strip zero_extend, bswap and rotates from POCOUNT's argument.
8295 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8296 zero_extend and rotates from PARITY's argument.
8297 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8298 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8299 of an integer constant at compile-time.
8301 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8304 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8306 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8309 * tree-ssa-live.c (remove_unused_locals): Do not remove
8310 TREE_ADDRESSABLE variables.
8311 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8312 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8313 FOR_CLOBBER. Update all users.
8314 If VAR has an associated alias set, add a virtual operand for
8315 it if no alias is found to conflict with the memory reference.
8317 2007-02-07 Jan Hubicka <jh@suse.cz>
8318 Robert Kidd <rkidd@crhc.uiuc.edu>
8320 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8322 2007-02-07 Ian Lance Taylor <iant@google.com>
8324 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8326 2007-02-07 Roger Sayle <roger@eyesopen.com>
8328 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8329 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8330 tablejumpdi, movsi_to_cr_one): Remove constraints from
8331 define_expand's match_operands.
8333 2007-02-07 Roger Sayle <roger@eyesopen.com>
8335 * global.c (compute_regsets): Move declatation of "i" inside of
8336 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8338 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8341 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8342 of INDIRECT_REF <RESULT_DECL>.
8344 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8346 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8347 Kaz Kojima <kkojima@gcc.gnu.org>
8350 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8352 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8354 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8356 * doc/loop.texi: Document possibility not to perform disambiguation
8357 of loops with multiple latches.
8358 * cfgloopmanip.c (alp_enum_p): Removed.
8359 (add_loop): Handle subloops. Use get_loop_body_with_size.
8360 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8361 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8362 the new forwarder block.
8363 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8364 Handle the case latch is NULL.
8365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8366 when marking loop exits.
8367 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8369 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8370 disambiguate_loops_with_multiple_latches.
8371 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8372 before fix_loop_structure.
8373 * cfgloop.c: Include pointer-set.h and output.h.
8374 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8375 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8376 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8377 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8378 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8379 disambiguate_multiple_latches, get_loop_body_with_size,
8380 disambiguate_loops_with_multiple_latches): New functions.
8381 (flow_loop_dump): Dump multiple latch edges.
8382 (flow_loop_nodes_find): Handle loops with multiple latches.
8383 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8384 (glb_enum_p): Modified.
8385 (get_loop_body): Use get_loop_body_with_size.
8386 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8387 (AVOID_CFG_MODIFICATIONS): New constant.
8388 (disambiguate_loops_with_multiple_latches, add_loop,
8389 get_loop_body_with_size): Declare.
8390 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8392 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8395 * global.c (compute_regsets): New function.
8396 (global_alloc): Refactored ELIMINABLE_REGSET
8397 and NO_GLOBAL_ALLOC_REGS computation out.
8398 (rest_of_handle_global_alloc): Call compute_regsets()
8399 for non-optimizing case.
8401 2007-02-06 Richard Henderson <rth@redhat.com>
8403 * config/i386/constraints.md (Y2): Rename from Y.
8404 (Yi): New constraint.
8405 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8406 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8407 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8408 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8409 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8410 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8411 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8412 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8413 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8414 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8415 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8416 vec_extractv2si_1): Change Y constraints to Y2.
8417 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8418 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8419 Change Y constraints to Y2.
8420 (sse2_loadld): Change Y constraints to x.
8422 2007-02-06 Roger Sayle <roger@eyesopen.com>
8424 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8425 (parity<mode>2): New define_expand using rs6000_emit_parity.
8426 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8427 rs6000_emit_parity): New functions.
8428 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8429 rs6000_emit_parity): Prototype here.
8431 2007-02-06 Ian Lance Taylor <iant@google.com>
8433 * lower-subreg.c (simple_move_operand): Reject CONST.
8434 (resolve_clobber): Call validate_change rather than directly
8435 assigning to XEXP (pat, 0).
8437 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8439 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8440 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8441 (tree-cfg.o): Remove hashtab.h dependency.
8443 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8444 (struct ivopts_data): Change niters to pointer_map_t.
8445 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8446 (niter_for_exit): Create pointer_map on demand. Change for
8448 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8449 (free_loop_data): Destroy data->niters if created and reset field.
8450 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8451 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8453 * tree-ssa-reassoc.c: Include pointer-set.h.
8454 (bb_rank): Change to long *.
8455 (operand_rank): Change to pointer_map_t.
8456 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8457 (insert_operand_rank): Accept long.
8458 (operand_entry_hash, operand_entry_eq): Remove.
8459 (get_rank): Return long. Adjust for changes above.
8460 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8462 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8464 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8465 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8466 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8468 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8469 directly since it cannot be NULL.
8470 (get_vi_for_tree): Rewrite for pointer_map API.
8471 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8472 (init_alias_vars): Create vi_for_tree as pointer_map.
8473 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8475 * tree-cfg.c: Don't include hashtab.h.
8476 (edge_to_cases): Declare as pointer_map.
8477 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8479 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8480 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8481 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8483 (record_switch_edge): Delete.
8484 (get_cases_for_edge): Adjust for pointer_map API, inline
8485 record_switch_edge (rewritten for new API), remove goto.
8487 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8489 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8490 * tree-nested.c: Include pointer-set.h.
8491 (var_map_elt, var_map_eq, var_map_hash): Delete.
8492 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8494 (nesting_info_bitmap_obstack): New.
8495 (lookup_field_for_decl): Adjust for pointer_map API.
8496 (lookup_tramp_for_decl): Adjust for pointer_map API.
8497 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8498 (get_local_debug_decl): Adjust for pointer_map API.
8499 (convert_nl_goto_reference): Adjust for pointer_map API.
8500 (convert_nl_goto_receiver): Adjust for pointer_map API.
8501 (create_nesting_tree): Create outside GGC space. Create bitmap on
8502 the new obstack. Create field_map and var_map as pointer_maps.
8503 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8505 (lower_nested_functions): Move root here, no need to NULL it.
8506 Initialize and release the obstack.
8508 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8510 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8511 Remove prototypes and make them non-static.
8512 (struct tree_int_map): Remove.
8513 * tree.h (struct tree_int_map): Move here, turning TO into an
8515 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8517 * tree.h (TREE_COMPLEXITY): Remove.
8518 (struct tree_exp): Remove complexity field.
8519 * tree.c (build1_stat): Don't set it.
8521 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8522 Victor Kaplansky <victork@il.ibm.com>
8524 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8525 (vect_is_simple_reduction): Support reduction with induction as
8526 one of the operands.
8527 (vect_is_simple_iv_evolution): Fix formatting.
8528 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8529 formatting. Don't mark induction phis for vectorization.
8530 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8531 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8532 (vect_get_vec_def_for_operand): Support induction.
8533 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8535 (vectorizable_reduction): Support reduction with induction as one of
8537 (vectorizable_type_demotion): Use def-type of stmt argument rather
8538 than dummy def-type.
8540 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8541 flag_tree_scev_cprop.
8542 * common.opt (tree-scev-cprop): New flag.
8544 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8545 call to vect_get_new_vect_var.
8547 2007-02-06 Ira Rosen <irar@il.ibm.com>
8549 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8550 vectype is not NULL.
8551 (vect_pattern_recog_1): Likewise.
8553 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8555 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8556 (fold_negate_expr): Likewise.
8558 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8561 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8562 even if cv-qualification is the same.
8564 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8566 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8567 __enable_execute_stack on completion.
8569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8571 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8572 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8573 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8574 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8575 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8576 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8577 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8578 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8580 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8582 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8583 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8584 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8585 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8586 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8587 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8588 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8589 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8590 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8591 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8592 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8593 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8594 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8595 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8596 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8597 sqrtextenddfxf2_i387): Added amdfam10_decode.
8599 * config/i386/athlon.md (athlon_idirect_amdfam10,
8600 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8601 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8602 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8603 athlon_ivector_store_amdfam10): New define_insn_reservation.
8604 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8607 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8609 * config/i386/athlon.md (athlon_call_amdfam10,
8610 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8611 define_insn_reservation.
8612 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8613 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8614 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8616 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8618 * config/i386/athlon.md (athlon_sseld_amdfam10,
8619 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8620 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8624 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8625 define_insn_reservation.
8626 * config/i386/i386.md (sseins): Added sseins to define_attr type
8627 and define_attr unit.
8628 * config/i386/sse.md: Set type attribute to sseins for insertq
8631 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8633 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8634 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8635 ssecomi_load_amdfam10, ssecomi_amdfam10,
8636 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8637 define_insn_reservation.
8638 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8640 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8642 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8643 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8644 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8645 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8646 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8647 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8648 define_insn_reservation.
8650 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8651 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8652 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8653 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8654 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8658 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8659 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8660 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8661 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8662 athlon_ssemul_load_k8): Added amdfam10.
8664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8666 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8667 (x86_sse_unaligned_move_optimal): New variable.
8669 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8671 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8672 for unaligned vector SSE double/single precision loads for AMDFAM10.
8674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8676 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8677 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8678 Define TARGET_CPU_DEFAULT_amdfam10.
8679 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8680 (processor_type): Add PROCESSOR_AMDFAM10.
8682 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8683 processor_type in config/i386/i386.h.
8684 Enable imul peepholes for TARGET_AMDFAM10.
8686 * config.gcc: Add support for --with-cpu option for amdfam10.
8688 * config/i386/i386.c (amdfam10_cost): New variable.
8689 (m_AMDFAM10): New macro.
8690 (m_ATHLON_K8_AMDFAM10): New macro.
8691 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8692 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8693 x86_promote_QImode, x86_integer_DFmode_moves,
8694 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8695 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8696 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8697 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8698 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8699 Enable/disable for amdfam10.
8700 (override_options): Add amdfam10_cost to processor_target_table.
8701 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8702 processor_alias_table.
8703 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8704 (ix86_adjust_cost): Add code for amdfam10.
8706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8708 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8709 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8710 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8711 * config/i386/i386.h: Add builtin definition for SSE4A.
8712 * config/i386/i386.md: Add support for ABM instructions
8714 * config/i386/sse.md: Add support for SSE4A instructions
8715 (movntss, movntsd, extrq, insertq).
8716 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8717 Add -march=amdfam10 flag.
8718 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8719 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8721 * doc/extend.texi: Add documentation for SSE4A builtins.
8723 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8725 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8727 2007-02-05 Richard Guenther <rguenther@suse.de>
8729 * tree-vectorizer.h (vectorizable_function): Add argument type
8730 argument, change return type.
8731 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8732 * tree-vect-transform.c (vectorizable_function): Handle extra
8733 argument, return vectorized function decl.
8734 (build_vectorized_function_call): Remove.
8735 (vectorizable_call): Handle calls with result and argument types
8736 differing. Handle loop vectorization factor correctly.
8737 * targhooks.c (default_builtin_vectorized_function): Adjust for
8739 * targhooks.h (default_builtin_vectorized_function): Likewise.
8740 * target.h (builtin_vectorized_function): Add argument type
8742 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8743 extra argument, allow vectorizing of lrintf.
8744 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8745 documentation of target hook.
8747 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8750 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8751 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8752 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8754 2007-02-05 Roger Sayle <roger@eyesopen.com>
8756 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8757 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8758 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8759 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8760 before canonicalizing sincos to cexpi.
8761 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8763 2007-02-05 Roger Sayle <roger@eyesopen.com>
8765 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8766 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8767 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8769 2007-02-05 Roger Sayle <roger@eyesopen.com>
8771 * mips-tfile.c (initialize_init_file): Correct endianness test.
8773 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8775 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8778 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8780 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8781 saves in a PARALLEL before the register assignments.
8783 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8785 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8786 DWARF_FRAME_RETURN_COLUMN to be a general register.
8787 * dwarf2out.c (init_return_column_size): New function, split from...
8788 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8789 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8790 to be nongeneral registers.
8791 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8793 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8794 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8796 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8798 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8800 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8802 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8803 (remove_path): Use can_remove_branch_p and remove_branch instead
8804 of loop_delete_branch_edge.
8805 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8806 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8807 Update profile using scale_dominated_blocks_in_loop.
8808 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8809 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8810 (can_remove_branch_p, remove_branch): Declare.
8811 * tree-cfg.c (tree_can_remove_branch_p): New function.
8812 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8813 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8814 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8816 2007-02-05 Jan Hubicka <jh@suse.cz>
8819 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8820 nodes in cgraph, don't remove offline copy of the function.
8822 2007-02-04 Jan Hubicka <jh@suse.cz>
8824 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8825 vectors might cause maybe_lookup_element_for_expr to be called
8826 on non-sra-candidate.
8828 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8830 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8831 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8832 spelling conventions.
8834 2007-02-04 Richard Guenther <rguenther@suse.de>
8837 * fold-const.c (try_move_mult_to_index): Make sure to not
8838 overflow one dimension of a multi-dimensional array access.
8840 2007-02-04 Jan Hubicka <jh@suse.cz>
8842 * passes.c (init_optimization_passes): Reindent.
8844 2007-02-04 Jan Hubicka <jh@suse.cz>
8845 Eric Botcazou <ebotcazou@adacore.com>
8847 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8848 (execute_fixup_cfg): Break out the abnormal goto code.
8849 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8850 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8851 (optimize_inline_calls): Call make_nonlocal_label_edges.
8853 2007-02-04 Jan Hubicka <jh@suse.cz>
8855 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8856 true when something was changed.
8857 (rename_ssa_copies): When something was changed, do
8858 TODO_remove_unused_locals.
8859 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8860 add TODO_remove_unused_locals when instruction was removed.
8862 2007-02-04 Jan Hubicka <jh@suse.cz>
8864 * ipa-inline.c (try_inline): Improve debug output; work on already
8866 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8867 call try_inline for already inlined edges too when flattening;
8868 inline also functions that make callee growth but overall unit size
8871 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8873 * config/m32c/bitops.md, config/m32c/jump.md,
8874 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8875 config/m32r/m32r.h, config/m32r/m32r.md,
8876 config/m32r/predicates.md, config/m68hc11/larith.asm,
8877 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8878 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8879 config/mips/mips-protos.h, config/mips/mips.c,
8880 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8881 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8882 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8883 spelling conventions.
8885 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8886 Follow spelling conventions.
8888 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8890 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8891 warn about C++0x compatibility.
8893 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8895 * config/h8300/h8300.c, config/h8300/h8300.h,
8896 config/h8300/h8300.md: Follow spelling conventions.
8898 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8901 * combine.c (try_combine): Do not substitute source operand
8902 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8904 2007-02-03 Jan Hubicka <jh@suse.cz>
8906 PR gcov-profile/30650
8907 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8908 do not divide by zero for never executed counters.
8909 (tree_find_values_to_profile): Fix counters.
8910 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8912 2007-02-03 Ian Lance Taylor <iant@google.com>
8914 * lower-subreg.c (simple_move_operand): New static function,
8915 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8917 (simple_move): Call simple_move_operand.
8918 (find_decomposable_subregs): Add special handling of MEMs.
8919 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8920 meaning of return value. If we see a hard register, test whether
8921 it can store a word_mode value. Change all callers.
8923 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8925 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8926 ftrapv insns and expanders.
8927 (subdi3): Change define_expand operand 1 to arith11_operand, and
8928 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8929 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8930 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8934 * varasm.c (notice_global_symbol): Treat global objects as weak when
8937 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8939 * emit-rtl.c (dconstpi): Delete.
8941 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8942 * real.h (dconstpi): Delete.
8944 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8945 (fold_builtin_hypot): Likewise.
8947 2007-02-03 Tom Tromey <tromey@redhat.com>
8950 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8951 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8953 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8955 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8956 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8957 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8958 config/rs6000/cell.md, config/rs6000/darwin.h,
8959 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8960 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8961 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8962 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8963 typos. Follow spelling conventions.
8964 * doc/invoke.texi: Follow spelling conventions.
8966 2007-02-03 Roger Sayle <roger@eyesopen.com>
8968 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8969 canonicalization transformations that attempt to simplify integer
8970 constant comparisons to become comparisons against zero.
8972 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8974 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8976 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8977 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8979 2007-02-02 Mike Stump <mrs@apple.com>
8981 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8982 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8983 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8984 generate a branch island.
8986 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8988 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8989 (xtensa_legitimate_address_p): New.
8990 (xtensa_legitimize_address): New.
8991 (xtensa_output_addr_const_extra): New.
8992 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8994 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8995 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8996 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8997 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8998 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8999 (xtensa_legitimize_address): New.
9000 (xtensa_output_addr_const_extra): New.
9002 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9004 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9006 2007-02-02 Ian Lance Taylor <iant@google.com>
9008 * expmed.c (expand_divmod): Add comment.
9010 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9012 * emit-rtl.c (renumber_insns): Remove.
9013 * flags.h: Remove the extern for flag_renumber_insns.
9014 * rtl.h: Remove the prototype for renumber_insns.
9015 * toplev.c (flag_renumber_insns): Remove.
9017 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9019 Revert for x86 darwin:
9020 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9022 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9023 code before the following patch under TARGET_MACHO.
9024 (ix86_function_value_regno_p): Likewise.
9026 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9028 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9031 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9034 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9035 general or fp registers. Add comments.
9036 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9038 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9040 * pointer-set.c (insert_aux): Only return insertion slot.
9041 (pointer_set_insert): Adjust.
9042 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9043 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9044 pointer_map_traverse): New.
9045 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9046 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9047 pointer_map_contains, pointer_map_traverse): Declare.
9049 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9052 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9053 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9055 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9057 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9059 (struct _dep): New type.
9060 (dep_t): New typedef.
9061 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9062 (DEP_STATUS): New access macro. The macro with the same name was
9063 renamed to DEP_LINK_STATUS.
9064 (dep_init): Declare function
9066 (struct _dep_link): New type.
9067 (dep_link_t): New typedef.
9068 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9069 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9070 (DEP_LINK_STATUS): New macro.
9071 (debug_dep_links): New debug function.
9073 (struct _deps_list): New type.
9074 (deps_list_t): New typedef.
9075 (DEPS_LIST_FIRST): New access macro.
9076 (FOR_EACH_DEP_LINK): New cycle macro.
9077 (create_deps_list, free_deps_list, delete_deps_list): Declare
9079 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9080 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9081 (copy_deps_list_change_con): Ditto.
9083 (move_dep_link): Declare function.
9085 (struct _dep_node): New type.
9086 (dep_node_t): New typedef.
9087 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9089 (struct haifa_insn_data.back_deps): New field to hold backward
9090 dependencies of the insn.
9091 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9093 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9094 Change its type to deps_list_t.
9095 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9096 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9097 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9099 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9101 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9103 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9105 (dep_cost): Declare.
9107 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9108 (ds_to_dk, dk_to_ds): New functions.
9110 (init_dep_1): New static function.
9111 (init_dep): New function.
9112 (copy_dep): New static function.
9114 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9116 (detach_dep_link): New static function.
9117 (move_dep_link): New function.
9119 (dep_links_consistent_p, dump_dep_links): New static functions.
9120 (debug_dep_links): New debugging function.
9122 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9124 (alloc_deps_list, init_deps_list): New static functions.
9125 (create_deps_list): New function.
9126 (clear_deps_list): New static function.
9127 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9128 (deps_list_consistent_p, dump_deps_list): New static functions.
9129 (debug_deps_list): New function.
9130 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9132 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9134 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9135 use new scheduler dependencies lists.
9136 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9137 (sched_analyze): Ditto. Initialize dependencies lists.
9138 (add_forw_dep, compute_forward_dependences): Update to use new
9139 scheduler dependencies lists.
9141 (init_dependency_caches): Init deps_obstack.
9142 (free_dependency_caches): Free deps_obstack.
9144 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9145 new scheduler dependencies lists.
9146 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9147 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9149 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9150 Update to use new scheduler dependencies lists.
9151 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9152 (debug_dependencies): Ditto.
9153 (schedule_region): Update comments.
9155 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9156 scheduler dependencies lists.
9157 (schedule_ebb): Update comments.
9159 * rtl.def (DEPS_LIST): Remove.
9161 * lists.c (unused_deps_list): Remove.
9162 (free_list): Update assertions.
9164 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9165 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9167 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9168 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9170 * haifa-sched.c (comments): Update.
9171 (insn_cost1): Remove. Inline the code into insn_cost ().
9172 (insn_cost): Update to use new scheduler dependencies lists. Move
9173 processing of the dependency cost to dep_cost ().
9174 (dep_cost): New function. Use it instead of insn_cost () when
9175 evaluating cost of the dependency. Use compatible interface to
9176 interact with the target.
9177 (priority): Update to use new scheduler dependencies lists.
9178 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9179 with greater number of insns that depend on the insn.
9180 (schedule_insn): Update to use new scheduler dependencies lists. Add
9181 code to free backward dependencies lists. Inline and optimize code
9182 from resolve_dep () - see PR28071.
9183 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9184 lists. Update call to targetm.sched.is_costly_dependence hook.
9186 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9187 scheduler dependencies lists.
9189 (resolve_dep): Remove. Move the logic to schedule_insn ().
9190 (init_h_i_d): Initialize dependencies lists.
9192 (process_insn_depend_be_in_spec): Rename to
9193 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9195 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9196 Update to use new scheduler dependencies lists.
9197 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9199 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9200 new scheduler dependencies lists.
9201 (build_intra_loop_deps): Ditto.
9203 * target.h (struct _dep): Declare to use in
9204 gcc_target.sched.is_costly_dependence.
9205 (struct gcc_target.sched.adjust_cost): Fix typo.
9206 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9207 single dep_t parameter instead of an equivalent triad.
9208 (struct gcc_target.sched.adjust_cost_2): Remove.
9210 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9212 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9214 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9216 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9218 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9219 (REG_DEP_TRUE): Document.
9221 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9222 Change signature to correspond to the targetm.sched.adjust_cost hook.
9223 Update use in TARGET_SCHED_ADJUST_COST_2.
9224 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9225 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9226 new scheduler dependencies lists.
9227 (ia64_gen_check): Ditto.
9229 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9232 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9233 signature to correspond to the targetm.sched.is_costly_dependence hook.
9234 (is_costly_group): Update to use new scheduler dependencies lists.
9236 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9237 instead of INSN_COST () macro.
9239 2007-02-01 Ian Lance Taylor <iant@google.com>
9241 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9243 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9245 * pa.md (tp_load): Correct mfctl instruction syntax.
9247 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9249 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9250 altivec_padding_size calculation on AIX. Improve comment, add
9251 assert to verify that it's right.
9253 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9256 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9259 * global.c (global_alloc): Add mising initialization of
9262 2007-02-01 Roger Sayle <roger@eyesopen.com>
9264 * alias.c (init_alias_analysis): Correct whitespace.
9265 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9266 partition_hot_cold_basic_blocks): Likewise.
9267 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9268 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9269 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9270 fold_builtin_snprintf_chk, fold_builtin_printf,
9271 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9272 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9273 * cfgcleanup.c (cleanup_cfg): Likewise.
9274 * cfgexpand.c (tree_expand_cfg): Likewise.
9275 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9276 * function.c (get_next_funcdef_no): Likewise.
9277 * gengtype.c (main): Likewise.
9278 * genmodes.c (main): Likewise.
9279 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9280 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9281 * ifcvt.c (noce_emit_move_insn): Likewise.
9282 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9284 * stor-layout.c (get_best_mode): Likewise.
9285 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9286 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9287 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9288 perform_var_substitution, solve_graph): Likewise.
9289 * tree-vrp.c (vrp_finalize): Likewise.
9291 2007-02-01 Ian Lance Taylor <iant@google.com>
9293 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9294 high part of a paradoxical subreg, return a constant zero.
9296 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9298 * toplev.c (lang_dependent_init): Call init_set_costs.
9299 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9301 2007-02-01 Richard Guenther <rguenther@suse.de>
9304 * fold-const.c (fold_negate_expr): Allow negating a
9305 constant if overflow does not change.
9307 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9309 * doc/c-tree.texi (Expression trees): Improve markup.
9310 * doc/tm.texi (Register Classes, Addressing Modes)
9311 (Floating Point): Fix spacing after abbreviations. Fix some
9314 2007-02-01 Ben Elliston <bje@au.ibm.com>
9316 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9317 * doc/contrib.texi: Likewise.
9318 * doc/install.texi: Likewise.
9320 2007-01-31 Richard Henderson <rth@redhat.com>
9321 Ian Lance Taylor <iant@google.com>
9323 * lower-subreg.c: New file.
9324 * rtl.def (CONCATN): Define.
9325 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9327 * emit-rtl.c (update_reg_offset): New static function, broken out
9328 of gen_rtx_REG_offset.
9329 (gen_rtx_REG_offset): Call update_reg_offset.
9330 (gen_reg_rtx_offset): New function.
9331 * regclass.c: Revert patch of 2006-03-05, restoring
9333 (clear_reg_info_regno): New function.
9334 * dwarf2out.c (concatn_loc_descriptor): New static function.
9335 (loc_descriptor): Handle CONCATN.
9336 * common.opt (fsplit_wide_types): New option.
9337 * opts.c (decode_options): Set flag_split_wide_types when
9339 * timevar.def (TV_LOWER_SUBREG): Define.
9340 * rtl.h (gen_reg_rtx_offset): Declare.
9341 (reg_scan_update): Declare.
9342 * regs.h (clear_reg_info_regno): Declare.
9343 * tree-pass.h (pass_lower_subreg): Declare.
9344 (pass_lower_subreg2): Declare.
9345 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9346 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9348 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9349 * Makefile.in (OBJS-common): Add lower-subreg.o.
9350 (lower-subreg.o): New target.
9352 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9354 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9356 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9359 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9361 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9364 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9366 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9368 * cfgloop.h: Include vec-prim.h.
9369 (enum li_flags): Remove LI_ONLY_OLD.
9370 (loop_iterator): Changed.
9371 (fel_next, fel_init): Iterate over loop tree.
9372 (FOR_EACH_LOOP_BREAK): New macro.
9373 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9375 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9376 * modulo-sched.c (sms_schedule): Ditto.
9377 * tree-vectorizer.c (vectorize_loops): Ditto.
9378 * doc/loop.texi: Update information on loop numbering and behavior of
9379 FOR_EACH_LOOP wrto new loops.
9380 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9381 add_to_evolution_1): Test nestedness of loops instead of comparing
9383 * tree-chrec.c (chrec_fold_plus_poly_poly,
9384 chrec_fold_multiply_poly_poly, chrec_evaluate,
9385 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9386 reset_evolution_in_loop): Ditto.
9387 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9389 2007-01-31 Dirk Mueller <dmueller@suse.de>
9391 * c-common.c (warn_about_parentheses): Separate warning about
9392 un-parenthized sequence of comparison operators from the one
9393 which is supposed to warn about x <= y <= z.
9395 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9397 * optabs.h (enum optab_index): Add new OTI_isinf.
9398 (isinf_optab): Define corresponding macro.
9399 * optabs.c (init_optabs): Initialize isinf_optab.
9400 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9402 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9403 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9405 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9406 expand_builtin_interclass_mathfn.
9407 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9408 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9409 (fxam<mode>2_i387): New insn pattern.
9410 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9411 built-in functions as x87 inline asm.
9413 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9415 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9417 2007-01-30 Eric Christopher <echristo@apple.com>
9419 * config.gcc: Add geode.
9421 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9423 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9424 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9425 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9426 value-prof.c: Fix comment typos.
9428 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9431 * doc/invoke.texi (Wpointer-arith): Document warning.
9433 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9435 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9436 the list of discrepancies from the draft TR.
9438 2007-01-30 Dirk Mueller <dmueller@suse.de>
9441 * doc/invoke.texi (-Wreturn-type): Update description to
9444 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9446 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9448 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9450 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9451 to handle optabs that operate on floating point input argument and
9452 output to integer output.
9453 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9454 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9455 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9456 expand_builtin_interclass_mathfn ().
9457 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9459 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9460 ilogbl built-in functions as x87 intrinsics.
9462 2007-01-30 Richard Guenther <rguenther@suse.de>
9465 * dwarf2out.c (reference_to_unused): Query varpool if the
9466 variable was output.
9468 2007-01-30 Richard Guenther <rguenther@suse.de>
9471 * passes.c (execute_one_pass): Reset in_gimple_form to not
9472 confuse non-unit-at-a-time mode.
9474 2007-01-29 Roger Sayle <roger@eyesopen.com>
9475 Richard Guenther <rguenther@suse.de>
9477 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9478 avoid undefined behaviour on overflow. Use force_fit_type_double
9479 to construct the constant with the specified TREE_OVERFLOW.
9481 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9483 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9484 * config/dfp-bit.h: Ditto.
9486 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9488 * c-decl.c (pop_scope): Replace warnings with call to
9489 warn_for_unused_label.
9490 * c-common.h (warn_for_unused_label): Declare.
9491 * c-common.c (warn_for_unused_label): Define.
9493 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9495 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9498 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9500 * Makefile.in (USER_H): Remove decfloat.h.
9501 * ginclude/decfloat.h: Delete, moving contents to ...
9502 * ginclude/float.h: Add support for decimal floating point,
9503 guarded by __STDC_WANT_DEC_FP__.
9505 2007-01-29 Mike Stump <mrs@apple.com>
9507 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9508 Analysis and Representation to resolve case insensitive conflict.
9509 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9511 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9513 * tree.h (struct tree_memory_tag): Add aliases member.
9514 (MTAG_ALIASES): New macro.
9515 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9516 (add_may_alias): Remove pointer-set. Update for may_aliases being
9518 (mark_aliases_call_clobbered): Update for may_aliases being a
9520 (compute_tag_properties): Ditto.
9521 (create_partition_for): Ditto.
9522 (compute_memory_partitions): Ditto.
9523 (dump_may_aliases_for): Ditto.
9524 (is_aliased_with): Ditto.
9525 (add_may_alias_for_new_tag): Ditto.
9526 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9527 (compute_is_aliased): New function.
9528 (compute_may_aliases): Call compute_is_aliased).
9529 (init_alias_info): Initialize alias_bitmap_obstack.
9530 (union_alias_set_into): New function.
9531 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9532 (have_common_aliases_p): Rewrite to take two bitmaps and use
9534 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9536 (finalize_ref_all_pointers): Update for add_may_alias changes.
9537 (new_type_alias): Ditto.
9538 * tree-flow-inline.h (may_aliases): Return a bitmap.
9539 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9540 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9541 may_aliases being a bitmap.
9542 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9543 may_aliases now returns a bitmap.
9544 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9546 * tree-ssa-operands.c (add_virtual_operand): Update for
9547 may_aliases being a bitmap.
9549 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9551 PR tree-optimization/30630
9552 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9553 variable as changed.
9555 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9558 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9559 expanded only once even if an error occurs.
9561 2007-01-29 Ben Elliston <bje@au.ibm.com>
9563 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9564 (__gcov_average_profiler): Likewise.
9565 (__gcov_ior_profiler): Likewise.
9566 (__gcov_merge_ior): Likewise.
9568 2007-01-28 Jan Hubicka <jh@suse.cz>
9570 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9571 * value-prof.c (stringop_block_profile): Likewise.
9573 2007-01-28 Jan Hubicka <jh@suse.cz>
9575 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9576 variant handling histograms; add wrapper.
9577 (clear_storage_via_libcall): Export.
9578 (emit_block_move_hints): Break out from ...; add histograms.
9579 (emit_block_move): ... this one.
9580 (clear_storage_hints): Break out from ...; add histograms.
9581 (clear_storage): ... this one.
9582 (set_storage_via_memset): Handle histogram.
9583 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9584 (clear_storage_hints, clear_storage_via_libcall): Declare.
9585 (set_storage_via_setmem): Update prototype.
9586 * doc/md.texi (movmem, setmem): Document new arguments.
9588 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9590 (stringop_block_profile): New global function.
9591 (tree_stringops_values_to_profile): Profile block size and alignment.
9592 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9594 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9595 (stringop_block_profile): Declare.
9596 * builtins.c: Include value-prof.h.
9597 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9598 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9599 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9600 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9601 * profile.c (instrument_values): Add new counters.
9602 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9604 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9605 (tree_init_edge_profiler): Build new profilers.
9606 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9607 (pass_tree_profile): Add dump.
9608 (tree_profile_hooks): Update.
9609 * Makefile.in (LIBGCOV): Add new constants.
9610 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9611 __gcov_ior_profiler): New.
9612 * i386.md (movmem/setmem expanders): Add new optional arguments.
9614 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9616 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9618 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9620 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9621 (tree_unswitch_single_loop): Pass eni_size_weights to
9622 tree_num_loop_insns.
9623 * tree-ssa-loop-manip.c: Include tree-inline.h.
9624 (can_unroll_loop_p): Pass eni_size_weights to
9625 tree_num_loop_insns.
9626 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9627 Pass eni_size_weights to estimate_num_insns.
9628 * tree.h (init_inline_once): Export.
9629 * toplev.c (backend_init): Call init_inline_once.
9630 * cgraphunit.c (cgraph_process_new_functions,
9631 cgraph_analyze_function): Pass eni_inlining_weights to
9633 * ipa-inline.c (compute_inline_parameters): Ditto.
9634 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9635 to estimate_num_insns.
9636 (try_unroll_loop_completely): Pass eni_size_weights to
9637 tree_num_loop_insns.
9638 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9639 ot estimate_num_insns.
9640 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9641 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9642 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9643 eni_time_weights): New variables.
9644 (init_inline_once): Initialize them.
9645 (struct eni_data): Mew.
9646 (estimate_num_insns_1, estimate_num_insns): Use weights.
9647 * tree-inline.h (struct eni_weights_d): New.
9648 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9649 (estimate_num_insns): Declaration changed.
9650 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9651 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9652 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9654 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9656 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9657 relations in the conflict function is valid.
9659 2007-01-27 Ian Lance Taylor <iant@google.com>
9661 * common.opt: Add fstrict-overflow.
9662 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9663 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9664 (TYPE_OVERFLOW_UNDEFINED): Define.
9665 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9667 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9668 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9669 (fold_negate_expr): Likewise.
9670 (make_range): Likewise.
9671 (extract_muldiv_1): Likewise.
9672 (maybe_canonicalize_comparison): Likewise.
9673 (fold_comparison): Likewise.
9674 (fold_binary): Likewise.
9675 (tree_expr_nonnegative_p): Likewise.
9676 (tree_expr_nonzero_p): Likewise.
9677 * tree-vrp.c (compare_values): Likewise.
9678 (extract_range_from_binary_expr): Likewise.
9679 (extract_range_from_unary_expr): Likewise.
9680 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9682 (nowrap_type_p): Likewise.
9683 * tree-scalar-evolution.c (simple_iv): Likewise.
9684 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9685 (build_range_check): Likewise.
9686 (extract_muldiv_1): Likewise.
9687 (fold_comparison): Likewise.
9688 * tree-vrp.c (vrp_int_const_binop): Likewise.
9689 (extract_range_from_unary_expr): Likewise.
9690 * convert.c (convert_to_integer): Likewise.
9691 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9692 (fold_comparison): Likewise.
9693 (fold_binary): Likewise.
9694 * optabs.c (optab_for_tree_code): Likewise.
9695 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9696 * simplify-rtx.c (simplify_const_relational_operation): Check
9697 flag_strict_overflow and flag_trapv.
9698 (simplify_const_relational_operation): Likewise.
9699 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9700 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9703 2007-01-27 Roger Sayle <roger@eyesopen.com>
9705 * tree.c (tree_fold_gcd): Delete.
9706 * tree.h (tree_fold_gcd): Remove prototype.
9707 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9708 test whether one constant integer is a multiple of another. Instead
9709 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9710 * fold-const.c (multiple_of_p): We've determined both TOP and
9711 BOTTOM are integer constants so we can call int_const_binop directly
9712 instead of the more generic const_binop.
9714 2007-01-27 Roger Sayle <roger@eyesopen.com>
9716 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9717 1*X check that the constant hasn't overflowed, to preserve the
9719 (round_up): Provide an efficient implementation when rouding-up an
9720 INTEGER_CST to a power-of-two.
9722 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9724 * doc/sourcebuild.texi: Add comma for clarity.
9725 * doc/extend.texi: Fix some typos.
9726 * doc/passes.texi: Likewise.
9727 * doc/cppinternals.texi: Likewise.
9728 * doc/c-tree.texi: Likewise.
9729 * doc/tree-ssa.texi: Likewise.
9730 * doc/install.texi: Likewise.
9732 2007-01-27 Jan Hubicka <jh@suse.cz>
9734 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9735 (pass_sra): Do not require alias information.
9736 * passes.c (init_optimization_passes): Add SRA
9738 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9740 * tracer.c (rest_of_handle_tracer): We already cleaned
9741 up the CFG in tracer() so don't do it here again.
9742 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9743 cleanup_cfg here, either. And don't call renumber_insns.
9745 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9746 and BB_HEAD are in the insn stream here. Instead make sure
9747 that BB_INSN is valid on all insns. Also, do check here that
9748 there are no pending branch predictions...
9749 (rtl_verify_flow_info): ...instead of doing it here. Checks
9750 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9753 2007-01-26 Roger Sayle <roger@eyesopen.com>
9755 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9756 function to simplify/factorize operand order canonicalization.
9757 (ix86_fixup_binary_operands): Reorganize using the above function.
9758 (ix86_binary_operator_ok): Likewise.
9760 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9762 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9763 file scope from optimize_attrs.
9764 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9766 (optimize_attrs): Clear insn_code_values after freeing it.
9768 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9770 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9771 a parts.base assignment.
9773 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9775 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9776 (compute_subscript_distance, initialize_data_dependence_relation,
9777 finalize_ddr_dependent, analyze_ziv_subscript,
9778 analyze_siv_subscript_cst_affine,
9779 compute_overlap_steps_for_affine_univar,
9780 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9781 analyze_siv_subscript, analyze_miv_subscript,
9782 analyze_overlapping_iterations, subscript_dependence_tester_1,
9783 compute_self_dependence, free_dependence_relation): Work
9784 with affine_fn instead of chrecs.
9785 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9786 common_affine_function, affine_function_base,
9787 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9788 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9789 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9790 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9791 (all_chrecs_equal_p): Removed.
9792 * tree-data-ref.h (affine_fn, conflict_function): New types.
9793 (struct subscript): Change type of conflicting_iterations_in_a
9794 and conflicting_iterations_in_b.
9796 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9799 * config/pa/pa.h (TARGET_HPUX_11): New.
9800 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9801 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9803 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9804 Richard Guenther <rguenther@suse.de>
9806 * tree-ssa-structalias.c (solve_graph): Handle case
9807 we merged the variable to another.
9809 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9811 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9814 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9815 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9817 2007-01-25 DJ Delorie <dj@redhat.com>
9819 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9820 allow changes to modes which don't fit in those registers.
9822 * reload1.c (choose_reload_regs): Check for invalid subregs before
9823 computing their locations, not after.
9825 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9828 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9829 save Altivec registers in an eh_return function.
9830 (compute_vrsave_mask): Likewise.
9831 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9832 for saving Altivec registers.
9833 (rs6000_emit_prologue): Don't allocate stack twice in
9834 eh_return function. Correct expected value of altivec_save_offset
9835 when using save_world. Describe save of R0 to stack when using
9836 save_world. Describe stack pointer adjustment when using
9837 save_world. Remove duplicated eh_return parameter register saving.
9838 Update sp_offset variable after save_world.
9839 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9841 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9842 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9845 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9847 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9849 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9852 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9853 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9855 2007-01-25 Richard Guenther <rguenther@suse.de>
9857 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9858 * common.opt (-Wcoverage-mismatch): New warning option.
9859 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9860 if -Wcoverage-mismatch is given.
9862 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9864 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9865 (ipcp_driver): Change to static definition.
9866 Add dumping of the ifunctions.
9867 (constant_val_insert): Remove unused parameter. Support for SSA.
9868 (ipcp_propagate_const): Support for SSA.
9869 (ipcp_profile_bb_print): Print only analyzed nodes.
9870 (ipcp_replace_map_create): Remove support for Fortran constant
9872 * ipa-prop.c (ipa_method_modify_stmt,
9873 ipa_callsite_compute_param): Support for SSA.
9874 * ipa-prop.h (ipcp_driver): Remove declaration.
9875 (IS_VALID_TREE_MAP_INDEX): Add define.
9877 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9879 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9881 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9884 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9885 constant argument to cabs and do it without checking for
9886 -funsafe-math-optimizations.
9888 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9890 * c-common.h (RID_FIRST_CXX0X): New.
9891 (RID_LAST_CXX0X): New.
9892 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9894 * c.opt (Wc++0x-compat): New.
9895 * doc/invoke.texi (-Wc++0x-compat): Document.
9897 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9899 * builtins.c (fold_builtin_carg): New.
9900 (fold_builtin_1): Use it.
9902 2007-01-24 Jan Hubicka <jh@suse.cz>
9904 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9906 * ipa-inline.c (initial_insns, max_insns): Delete.
9907 (compute_max_insns): New function.
9908 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9909 of insns as base for code growth.
9910 (cgraph_decide_inlining): Make initial_insns local; do not compute
9912 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9913 * doc/invoke.texi (inline-unit-growth): Update docs.
9915 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9917 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9918 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9919 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9920 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9921 for CPUs that have PTA_CX16 set.
9924 * gimplify.c (omp_check_private): New function.
9925 (gimplify_scan_omp_clauses): Use it for
9926 firstprivate/lastprivate/reduction.
9929 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9930 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9933 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9934 If lower_lastprivate_clauses emits some statements, append them
9935 to dlist rather than body_p and to body_p append an initializer.
9936 (lower_omp_for): Adjust caller.
9938 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9940 * target.h (globalize_decl_name): New.
9941 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9942 * output.h (default_globalize_decl_name): New.
9943 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9945 (globalize_decl): Ditto.
9946 (default_globalize_decl_name): New.
9947 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9948 (ia64_handle_version_id_attribute): New.
9949 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9950 (ia64_asm_output_external): Use globalize_decl_name instead
9952 * doc/extend.texi (version_id): New pragma.
9953 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9955 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9957 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9958 _uleb128_t and _Unwind_SWord with _sleb128_t.
9959 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9960 uw_frame_state_for, uw_update_context_1): Likewise.
9961 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9962 * unwind-pe.h (read_uleb128, read_sleb128,
9963 read_encoded_value_with_base): Likewise.
9964 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9966 2007-01-24 Richard Guenther <rguenther@suse.de>
9968 * builtins.c (expand_builtin_cexpi): Get the fndecl
9969 for cexp in the correct way.
9971 2007-01-24 Jan Hubicka <jh@suse.cz>
9973 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9975 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9977 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9978 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9979 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9980 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9981 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9982 __SIZEOF_PTRDIFF_T__.
9983 * doc/cpp.texi: Documentation for the new builtin macros added.
9985 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9988 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9989 instead of operands[2] to avoid access past the end of array.
9991 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9993 * reload1.c (emit_reload_insns): Pass the reload register
9994 for a non-spill output reload through forget_old_reloads_1.
9996 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9998 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9999 _SOFT_DOUBLE if doubles use software floating-point.
10000 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10001 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10002 * config/rs6000/darwin-ldouble.c: Also compile functions for
10003 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10004 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10005 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10006 commented-out long double override.
10007 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10008 * config/rs6000/eabispe.h: Likewise.
10009 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10010 long double for non-SPE.
10011 (rs6000_handle_option): Likewise.
10012 (invalid_e500_subreg): Disallow more subregs involding DImode,
10013 DFmode, TImode or TFmode.
10014 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10016 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10018 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10019 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10021 (rs6000_legitimate_address): Also check for TFmode for E500
10023 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10024 (spe_build_register_parallel): Handle TFmode and TCmode.
10025 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10027 (function_arg): Handle TFmode and TCmode for E500 double.
10028 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10030 (print_operand): Handle TFmode and TImode for %y.
10031 (rs6000_generate_compare): Handle TFmode comparisons for E500
10033 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10034 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10035 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10036 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10037 TFmode for E500 double.
10038 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10039 (floatsidf2): Enable for E500 double.
10040 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10041 (extenddftf2): Change to extenddftf2_fprs.
10042 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10043 depending on TARGET_E500_DOUBLE.
10044 (extendsftf2): Enable for E500 double.
10045 (trunctfdf2): Enable for E500 double.
10046 (trunctfsf2): Change to trunctfsf2_fprs.
10047 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10048 depending on TARGET_E500_DOUBLE.
10049 (floatsitf2): Enable for E500 double.
10050 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10051 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10052 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10053 (negtf2): Change to negtf2_internal.
10054 (negtf2): New expander.
10055 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10056 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10057 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10058 (movdi_internal32): Use rs6000_nonimmediate_operand.
10059 (unnamed splitter): Likewise.
10060 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10061 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10062 (SPE64TF, DITI): New mode macros.
10063 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10066 (frob_<mode>_di_2): New.
10067 (frob_tf_di_8_2): New.
10068 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10070 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10072 (frob_ti_<mode>_8_2): New.
10073 (frob_ti_tf_2): New.
10074 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10075 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10077 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10078 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10079 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10080 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10081 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10082 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10085 2007-01-23 Ian Lance Taylor <iant@google.com>
10087 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10089 (OBJS-archive): Reformat, alphabetize.
10090 (OBJS): Change out_object_file to OBJS-md.
10092 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10095 JUMP_P and CALL_P predicates where applicable.
10096 * config/i386/i386.c: Ditto.
10097 * config/i386/i386.md: Ditto.
10098 * config/i386/mmx.md: Ditto.
10099 * config/i386/predicates.md: Ditto.
10101 2007-01-22 Andreas Schwab <schwab@suse.de>
10103 * config/m68k/m68k.h: Fix comment.
10105 2007-01-22 Jan Hubicka <jh@suse.cz>
10107 * passes.c (init_optimization_passes): Do not rerun
10108 pass_early_warn_uninitialized.
10110 2007-01-22 Richard Guenther <rguenther@suse.de>
10112 PR tree-optimization/30038
10113 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10115 (execute_cse_sincos_1): Likewise.
10116 (execute_cse_sincos): Likewise.
10117 (gate_cse_sincos): Likewise.
10118 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10119 the cexpi() canonicalization of sincos().
10120 * tree-pass.h (pass_cse_sincos): Declare.
10121 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10123 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10125 PR rtl-optimization/29329
10126 * combine.c (replaced_rhs_insn): Rename to i2mod.
10127 (replaced_rhs_value): Rename to i2mod_new_rhs.
10128 (i2mod_old_rhs): New global variable.
10129 (combine_instructions): Adjust for above change. Save a copy of
10130 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10131 note are substituted in the second instruction.
10132 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10133 ditch the note if it pertains to the second eliminated register
10134 and this register is mentioned in i2mod_old_rhs.
10137 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10139 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10140 the insn to which the note was originally attached.
10142 2007-01-21 Jan Hubicka <jh@suse.cz>
10144 * ipa-inline.c (inlining_mode): Comment, move up.
10145 (cgraph_decide_inlining_incrementally): Do not perform inlining
10146 itself; fix handling of flattening of self recursive functions.
10147 (cgraph_find_cycles): Remove.
10148 (cgraph_flatten_node): Remove.
10149 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10150 (try_inline): New function.
10151 (cgraph_early_inlining): Update call of
10152 cgraph_decide_inlining_incrementally. Apply inlining here.
10153 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10155 2007-01-21 Dirk Mueller <dmueller@suse.de>
10158 * tree-vrp.c (check_array_bounds): do not warn
10159 about ADDR_EXPR's of ARRAY_REF's which are immediately
10160 used in binary expressions.
10162 2007-01-21 Ira Rosen <irar@il.ibm.com>
10164 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10165 read_write_dep and macros for its access.
10166 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10167 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10168 argument, call vect_check_interleaving for every independent pair of
10169 data-refs. Mark loads that access the same memory location as a store
10171 (vect_check_dependences): Remove.
10172 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10173 call, fix the call to vect_analyze_data_ref_dependence.
10174 (vect_analyze_data_ref_access): For statements that access the same
10175 data-ref, check that they are not stores; for loads, check that there
10176 is no store that access the same location.
10178 2007-01-20 Roger Sayle <roger@eyesopen.com>
10179 Joseph Myers <joseph@codesourcery.com>
10181 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10182 (-fdump-rtl-stack): Likewise.
10183 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10184 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10185 (-mpt-fixed): Use @minus{} for minus sign.
10186 (Using Precompiled Headers): Fix under/overfull hbox.
10188 2007-01-20 Jan Hubicka <jh@suse.cz>
10190 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10191 place within annotation.
10193 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10195 * pa.c (output_move_double): Change array size of xoperands to 4.
10197 2007-01-20 Jan Hubicka <jh@suse.cz>
10199 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10202 2007-01-19 Ian Lance Taylor <iant@google.com>
10204 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10205 constant to unsigned HOST_WIDE_INT before negating.
10207 2007-01-19 Ian Lance Taylor <iant@google.com>
10209 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10211 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10212 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10213 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10214 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10215 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10216 (realloc_vdef, realloc_vuse): Change second parameter to
10218 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10219 fields to unsigned.
10220 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10221 unsigned. Change x and lim locals to unsigned.
10222 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10224 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10225 (copy_virtual_operands): Change i and n locals to unsigned.
10227 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10229 PR middle-end/29335
10230 * builtins.c (fold_builtin_1): Handle builtin fdim.
10232 2007-01-20 Jan Hubicka <jh@suse.cz>
10234 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10235 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10236 init_alias_heapvars.
10237 (init_alias_heapvars): Initialize only when not already initialized.
10238 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10240 2007-01-19 Roger Sayle <roger@eyesopen.com>
10242 * common.opt (fsigned-zeros): New command line option.
10243 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10244 of flag_unsafe_math_optimizations.
10245 * opts.c (set_fast_math_flags): The -ffast-math command line option
10246 implies -fno-signed-zeros.
10247 (fast_math_flags_set_p): Likewise.
10249 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10250 the documentation of -ffast-math appropriately. Wrap long lines.
10252 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10254 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10255 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10257 2007-01-19 Tomas Bily <tbily@suse.cz>
10259 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10261 (tree_init_ic_make_global_vars): New function
10262 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10263 (tree_gen_ic_profiler): New function
10264 (tree_gen_ic_func_profiler): New function
10265 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10266 (tree_profile_hooks): Added hook for indirec/virtual calls
10267 * value-prof.c (tree_find_values_to_profile): New case for
10269 (tree_values_to_profile): Call for determining indirect/virtual
10271 (tree_indirect_call_to_profile): New function
10272 (tree_ic_transform): New function
10273 (tree_ic): New function
10274 (find_func_by_pid): New function
10275 (init_pid_map): New function
10276 (tree_value_profile_transformations): Added check for
10277 indirect/virtual call transformation
10278 * value-prof.h (enum hist_type): New counter type for
10279 indirect/virtual calls
10280 (profile_hooks): Added new hook for profiling indirect/virtual
10282 * profile.c (instrument_values): New case for indirect/virtual
10284 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10285 (GCOV_COUNTER_V_INDIR): New counter type
10286 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10287 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10289 * cgraph.c: Definition of cgraph_max_pid
10290 (cgraph_create_node): Default init of pid attribute
10291 * cgraph.h: Declaration of cgraph_max_pid
10292 (struct cgraph_node): Added pid attribute
10293 * libgcov.c (__gcov_indirect_call_profiler): New function
10294 (__gcov_one_value_profiler_body): New function
10295 (__gcov_one_value_profiler): Body was moved to
10296 __gcov_one_value_profiler_body and calls it
10298 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10300 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10301 * gengtype.c (write_types_data, write_func_for_structure,
10302 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10303 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10304 (walk_type, write_func_for_structure): Generate the mark_hook if
10307 2007-01-19 Jan Hubicka <jh@suse.cz>
10309 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10310 'early' argument take inlining mode argument specifying whether to
10311 inline for size/speeed or all functions; add support for flattening;
10313 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10315 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10318 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10319 the name of the declared identifier.
10321 2007-01-19 Dirk Mueller <dmueller@suse.de>
10323 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10324 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10325 duplicate evaluation.
10327 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10329 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10330 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10331 to XFMode, use acosxf2 and truncate result to requested mode.
10332 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10333 (asin<mode>2): Similarly, with asin expanders.
10334 (*fscalexf4_i387): Rename from *fscalexf4.
10335 (expNcorexf3): New expander.
10336 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10337 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10338 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10339 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10340 patterns for SSE math.
10341 (exp10<mode>2): Similarly, with exp10 expanders.
10342 (exp2<mode>2): Similarly, with exp2 expanders.
10343 (expm1<mode>2): Similarly, with expm1 expanders.
10344 (ldexp<mode>3): Similarly, with ldexp expanders.
10345 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10346 Use gen_truncxf<mode>2_i387_noop to truncate result.
10348 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10350 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10351 for ColdFire targets.
10353 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10354 Richard Sandiford <richard@codesourcery.com>
10356 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10357 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10358 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10359 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10360 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10361 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10363 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10365 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10366 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10367 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10368 (*adddi_dilshr32_cf): New pattern.
10369 (adddi3, subdi3): Remove first alternatives.
10371 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10373 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10374 implemented using move.l, do not use its cc result for floating-point
10377 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10379 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10380 from accepting 's' constraints if flag_pic.
10382 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10384 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10385 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10386 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10387 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10389 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10391 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10392 ColdFire alternatives.
10393 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10394 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10395 architectures that support ff1 instruction.
10397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10398 Julian Brown <julian@codesourcery.com>
10400 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10401 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10402 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10407 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10409 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10410 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10411 HOST_WIDE_INT instead of an rtx.
10412 (m68k_rtx_costs): Update call accordingly.
10413 (output_move_const_into_data_reg): Likewise. Fix formatting.
10414 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10416 (output_move_simode_const): Update calls after above changes.
10417 Rework to use automatic variables and predicates like MEM_P.
10418 * config/m68k/m68k.md (pushexthisi_const): Update call to
10421 2007-01-19 Dirk Mueller <dmueller@suse.de>
10423 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10424 in dump_flags test.
10426 2007-01-19 Richard Guenther <rguenther@suse.de>
10428 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10429 via cexp in case sincos is not available.
10431 2007-01-19 Richard Guenther <rguenther@suse.de>
10433 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10434 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10435 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10436 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10437 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10438 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10439 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10440 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10442 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10446 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10447 (atan2xf3): Directly generate RTL pattern.
10448 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10449 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10450 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10451 disable patterns for SSE math.
10452 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10453 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10454 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10455 disable patterns for SSE math.
10457 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10459 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10461 2007-01-18 Roger Sayle <roger@eyesopen.com>
10463 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10464 VIEW_CONVERT_EXPR to the same type as it's operand.
10466 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10468 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10469 configured for long double 128.
10471 2007-01-18 Mike Stump <mrs@apple.com>
10473 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10476 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10478 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10481 2007-01-18 Jan Hubicka <jh@suse.cz>
10483 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10484 greater than NUM_VOP_FREE_BUCKETS.
10486 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10488 * tree-ssa-structalias.c: Update comments.
10489 (ptabitmap_obstack): Removed.
10490 (pta_obstack): New.
10491 (oldpta_obstack): Ditto.
10492 (stats): Add a few members.
10493 (struct variable_info): Remove node, complex, address_taken, and
10494 indirect_target members. Add oldsolution member.
10495 (new_var_info): Do not initialize removed members.
10496 (constraint_expr_type): Remove INCLUDES.
10497 (constraint_graph): Add size, implicit_preds, rep,
10498 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10499 (FIRST_REF_NODE): New macro.
10500 (LAST_REF_NODE): Ditto.
10501 (FIRST_ADDR_NODE): Ditto.
10502 (find): New function.
10504 (dump_constraint): Do not handle INCLUDES.
10505 (insert_into_complex): Do not insert duplicate constraints.
10506 (condense_varmap_nodes): Renamed and rewritten into ...
10507 (merge_node_constraints): This. Also fix bug in handling of
10508 offseted copy constraints.
10509 (clear_edges_for_node): No longer need to deal with preds at all,
10510 or removing associated preds/succs.
10511 (merge_graph_nodes): Deal with indirect_cycles.
10512 Don't deal with predecessors.
10513 (add_implicit_graph_edge): New function.
10514 (add_pred_graph_edge): Ditto.
10515 (add_graph_edge): Don't deal with predecessors.
10516 (build_constraint_graph): Removed.
10517 (build_pred_graph): New function.
10518 (build_succ_graph): Ditto.
10519 (struct scc_info): Removed in_component. Added roots, dfs, and
10520 node_mapping. Remove visited_index, unification_queue.
10521 (scc_visit): Deal with union-find we do now.
10522 Deal with cycles with REF nodes.
10523 (collapse_nodes): Renamed and rewritten to ...
10524 (unify_nodes): This.
10525 (process_unification_queue): Removed.
10526 (topo_visit): Cleanup
10527 (do_da_constraint): Use find.
10528 (do_sd_constraint): Ditto.
10529 (do_ds_constraint): Ditto.
10530 (do_complex_constraint): Ditto.
10531 (init_scc_info): Update for removed and added members.
10532 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10533 (find_indirect_cycles): This.
10534 (equivalence_class): New variable.
10535 (label_visit): New function.
10536 (perform_variable_substitution): Rewritten.
10537 (free_var_substitution_info): New function.
10538 (find_equivalent_node): Ditto.
10539 (move_complex_constraints): Ditto.
10540 (eliminate_indirect_cycles): Ditto.
10541 (solve_graph): Only propagate changed bits.
10542 Use indirect cycle elimination.
10544 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10545 (tree_id_eq): Renamed to ...
10546 (tree_vi_eq): This. Update for member change
10547 (insert_id_for_tree): Renamed and rewritten to ...
10548 (insert_vi_for_tree): This.
10549 (lookup_id_for_tree): Renamed and rewritten to ...
10550 (lookup_vi_for_tree): This.
10551 (get_id_for_tree): Renamed and rewritten to ...
10552 (get_vi_for_tree): Ditto.
10553 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10554 (process_constraint): Don't handle INCLUDES.
10555 Remove special ADDRESSOF case.
10556 (find_func_aliases): Rewrite to use vi functions instead of id
10558 (create_function_info_for): Ditto.
10559 (create_variable_info_for): Ditto.
10560 (intra_create_variable_infos): Ditto.
10561 (merge_smts_into): Ditto.
10562 (find_what_p_points_to): Ditto.
10563 (init_base_vars): Ditto.
10564 (init_alias_vars): Ditto.
10565 (remove_preds_and_fake_succs): New function.
10566 (dump_sa_points_to_info): Dump new stats.
10567 (dump_solution_for_var): Use find.
10568 (set_used_smts): Fix formatting.
10569 (compute_points_to_sets): Updated for new functions.
10570 (ipa_pta_execute): Ditto.
10572 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10573 Richard Sandiford <richard@codesourcery.com>
10575 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10577 * calls.c (expand_call): If the return value is a PARALLEL,
10578 extract its first member.
10579 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10580 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10581 use FUNCTION_EXTRA_EPILOGUE.
10582 (m68k_function_value): Return a PARALLEL if the return value
10583 is of a pointer type.
10584 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10585 (FUNCTION_EXTRA_EPILOGUE): Remove.
10586 * config/m68k/m68k.md (D0_REG): New constant.
10588 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10590 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10591 output a NOP for empty epilogues.
10593 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10595 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10596 before function. Extend register save check to include all
10597 registers, not just integer ones.
10599 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10601 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10602 (m68k_use_return_insn): ...this.
10603 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10604 * config/m68k/m68k.c (use_return_insn): Rename to...
10605 (m68k_use_return_insn): ...this.
10606 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10607 of USE_RETURN_INSN.
10609 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10611 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10612 nearest even, fix denormal rounding overflow.
10614 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10616 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10617 f%$smove and f%$move.
10618 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10619 (extendsfdf2_cf): Use fdmove instead of f%&move.
10620 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10621 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10623 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10625 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10630 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10631 (coldfire_single_format): Declare.
10632 (coldfire_double_format): Likewise.
10633 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10634 of qnan_msb_set to determine the lower bits of a canonical
10636 (encode_ieee_double): Likewise.
10637 (encode_ieee_quad): Likewise.
10638 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10639 (mips_single_format): Likewise.
10640 (ieee_double_format): Likewise.
10641 (mips_double_format): Likewise.
10642 (ieee_extended_motorola_format): Likewise.
10643 (ieee_extended_intel_96_format): Likewise.
10644 (ieee_extended_intel_128_format): Likewise.
10645 (ieee_extended_intel_96_round_53_format): Likewise.
10646 (ibm_extended_format): Likewise.
10647 (mips_extended_format): Likewise.
10648 (ieee_quad_format): Likewise.
10649 (mips_quad_format): Likewise.
10650 (vax_f_format): Likewise.
10651 (vax_d_format): Likewise.
10652 (vax_g_format): Likewise.
10653 (i370_single_format): Likewise.
10654 (i370_double_format): Likewise.
10655 (decimal_single_format): Likewise.
10656 (decimal_double_format): Likewise.
10657 (decimal_quad_format): Likewise.
10658 (c4x_single_format): Likewise.
10659 (c4x_extended_format): Likewise.
10660 (real_internal_format): Likewise.
10661 (coldfire_single_format): New real_format.
10662 (coldfire_double_format): Likewise.
10663 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10664 canonical_nan_lsbs_set.
10665 (pdp11_d_format): Likewise.
10666 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10667 if TARGET_COLDFIRE_CPU.
10669 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10671 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10672 (output_call, m68k_legitimize_call_address): Declare.
10673 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10674 parenthesees. Add support for a 'W' constraint.
10675 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10676 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10677 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10678 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10680 (override_options): Initialize them. Do not set flag_no_function_cse
10681 for TARGET_ID_SHARED_LIBRARY.
10682 (m68k_output_pic_call): Delete.
10683 (m68k_legitimize_call_address): New function.
10684 (print_operand): Remove the %o prefix. Handle the %p prefix.
10685 (output_call): New function.
10686 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10687 target address from the GOT if symbolic jumps are not allowed.
10688 * config/m68k/m68k.md (call, general_operand): Do not set
10689 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10690 Merge separate flag_pic and !flag_pic define_insns into...
10691 (*call, *call_value): ...these new patterns. Match the address
10692 rather than the containing MEM and require it to be a call_operand.
10693 Use output_call to generate the asm template.
10694 * config/m68k/predicates.md (const_call_operand): New predicate.
10695 (call_operand): Likewise.
10697 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10699 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10700 (STACK_GROWS_DOWNWARD): Define to 1.
10701 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10702 comments, emphasizing that these values are only defaults.
10703 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10704 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10706 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10708 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10710 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10711 Richard Sandiford <richard@codesourcery.com>
10713 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10714 (FP_REGNO_P): New macros.
10715 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10716 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10717 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10718 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10720 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10722 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10723 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10725 * config/m68k/t-floatlib: New file, extracting common code from...
10726 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10727 * config/m68k/t-uclinux: Here.
10728 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10729 routines on ColdFire targets.
10731 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10733 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10734 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10735 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10736 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10737 explicitly set MOTOROLA to 1.
10738 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10741 Nathan Sidwell <nathan@codesourcery.com>
10743 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10744 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10745 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10746 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10747 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10748 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10749 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10750 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10751 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10752 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10753 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10754 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10755 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10756 (DBX_REGISTER_NUMBER): Delete.
10757 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10758 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10759 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10763 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10764 * config/flat.h: New file.
10765 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10766 OBJECT_FORMAT_FLAT.
10767 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10768 indirect references for -msep-data or -mid-shared-library.
10769 Do not use PC-relative code addresses either.
10770 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10772 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10773 for shared libraries and crt1.o for executables. Use crti.o and
10775 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10776 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10777 Do not add -elf2flt or -shared-lib-id options here.
10778 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10779 Pass -shared-lib-id if -mid-shared-library, taking the library
10780 identifier from -mshared-library-id if given, otherwise
10782 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10783 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10784 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10785 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10786 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10787 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10789 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10790 jump sequence for ISA A and ISA A+.
10791 (PICJUMP): Likewise.
10793 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10795 * config.gcc (m68k-*-uclinux*): Base the port on the common
10796 and m68k GNU/Linux files rather than on the generic ELF ones.
10797 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10798 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10800 2007-01-18 Julian Brown <julian@codesourcery.com>
10801 Richard Sandiford <richard@codesourcery.com>
10803 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10804 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10805 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10807 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10808 80 unconditionally.
10809 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10811 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10813 * doc/install.texi: Document m68k-uclinuxoldabi.
10814 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10815 * config/m68k/uclinux-oldabi.h: New file, copied from
10816 config/m68k/uclinux.h.
10818 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10820 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10821 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10822 (m32r_compute_frame_size): Use unsigned for regno.
10823 (m32r_reload_lr): Use gen_frame_mem.
10825 (m32r_output_function_epilogue): Don't output the function epilogue
10827 (m32r_expand_epilogue): New.
10828 (direct_return): Return false if the function has the interrupt
10830 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10831 * config/m32r/m32r.md (epilogue): New expander.
10832 (return_lr, return_rte): New insns.
10833 (return): Make it expander.
10834 (return_normal): New expander.
10836 2007-01-18 Josh Conner <jconner@apple.com>
10839 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10840 support for UNLE, UNLT, UNGE, and UNGT.
10842 2007-01-18 Jan Hubicka <jh@suse.cz>
10844 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10845 * tree-tailcall (add_virtual_phis): Likewise.
10846 (optimize_tail_call): Return TODOs.
10847 (execute_tail_calls): Return TODOs.
10848 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10849 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10851 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10852 Cleanup cfg using TODO.
10853 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10854 * passes.c (execute_function_todo): When cleanup did something, remove
10856 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10857 (make_edges): Don't cleanup_cfg.
10859 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10861 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10862 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10863 operate on the top of stack.
10864 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10865 register handling of instructions that output to the second
10867 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10868 (move_for_stack_reg): Special-case check for dead destination
10869 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10871 * config/i386/i386.md (UNSPEC_TAN): New constant.
10872 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10873 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10874 to correctly model move of constant 1.0 to top stack slot.
10875 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10876 (unnamed peephole2 pattern): Remove corresponding peephole2
10877 pattern that optimizes tan insn and loading of constant 1.0.
10878 (tanxf2): Use fptanxf4_i387.
10879 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10880 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10881 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10882 disable patterns for SSE math.
10883 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10884 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10886 2007-01-18 Dirk Mueller <dmueller@suse.de>
10887 Richard Guenther <rguenther@suse.de>
10890 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10891 * common.opt (Warray-bounds): Add new warning option.
10892 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10894 * Makefile.in: make tree-vrp.o depend on toplev.h
10895 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10897 (check_array_refs, check_array_bounds, check_array_ref): New.
10899 2007-01-18 Jan Hubicka <jh@suse.cz>
10901 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10902 (execute_ssa_ccp): Return flags conditionally.
10903 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10905 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10907 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10909 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10910 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10912 * Makefile.c (GTFILES): Add cfglayout.h.
10913 * gengtype.c (open_base_files): Likewise.
10914 * cfglayout.c (cfg_layout_function_footer,
10915 cfg_layout_function_header) Reindent to make gengtype happy.
10916 * cfglayout.h (cfg_layout_function_footer,
10917 cfg_layout_function_header): Add GTY(()) marker.
10919 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10921 2007-01-18 Ben Elliston <bje@au.ibm.com>
10923 * genautomata.c (write_automata): Include xstrerror output in the
10924 error message if writing the DFA description file fails.
10926 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10928 * config/mips/mips-protos.h (mips_output_external): Make it
10930 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10931 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10932 (extern_list): Likewise.
10933 (extern_head): Likewise.
10934 (TARGET_ASM_FILE_END): Likewise.
10935 (mips_file_end): Likewise.
10936 (mips_output_external): Rewritten.
10938 2007-01-18 Ben Elliston <bje@au.ibm.com>
10940 * genpreds.c (write_insn_preds_c): Only write out the function
10941 body for regclass_for_constraint if we have register constraints.
10943 2007-01-17 Tom Tromey <tromey@redhat.com>
10945 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10946 * doc/install.texi (Testing): Use sourceware.org.
10947 (Binaries): Likewise.
10948 (Specific): Likewise.
10949 * doc/contrib.texi (Contributors): Use sourceware.org.
10951 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10953 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10954 (AVR_ENHANCED): Rename to ...
10955 (AVR_HAVE_MUL): ... new.
10956 (avr_enhanced_p): Rename to ...
10957 (avr_have_mul_p): ... new.
10958 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10959 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10960 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10961 (avr_have_mul_p): ... new.
10962 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10963 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10964 'avr_enhanced_p' and 'enhanced'.
10965 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10966 AVR_HAVE_MUL instead of AVR_ENHANCED.
10967 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10968 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10969 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10970 instead of AVR_ENHANCED.
10971 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10972 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10973 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10975 2007-01-17 Ian Lance Taylor <iant@google.com>
10977 * vec.h (VEC_reserve_exact): Define.
10978 (vec_gc_p_reserve_exact): Declare.
10979 (vec_gc_o_reserve_exact): Declare.
10980 (vec_heap_p_reserve_exact): Declare.
10981 (vec_heap_o_reserve_exact): Declare.
10982 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10984 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10985 negative parameter.
10986 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10987 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10988 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10989 * vec.c (calculate_allocation): Add exact parameter. Change all
10991 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10992 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10993 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10994 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10995 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10996 (vec_heap_p_reserve_exact): New function.
10997 (vec_heap_o_reserve_exact): New function.
10999 2007-01-17 Jan Hubicka <jh@suse.cz>
11001 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11003 2007-01-17 Eric Christopher <echristo@apple.com>
11005 * config.gcc: Support core2 processor.
11007 2007-01-16 Jan Hubicka <jh@suse.cz>
11009 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11010 the names, just unlink the chain so we don't crash on dangling pointers
11013 2007-01-16 Jan Hubicka <jh@suse.cz>
11015 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11016 * tree-pass.h: Reorder to make IPA passes appear toegher.
11017 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11018 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11019 parameters, do not call early inliner.
11020 * ipa-inline.c: Update comments. Include tree-flow.h
11021 (cgraph_decide_inlining): Do not compute inlining parameters.
11022 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11023 be called with function context set up.
11024 (pass_ipa_inline): Remove unreachable functions before pass.
11025 (cgraph_early_inlining): Simplify assuming to be called from the
11027 (pass_early_inline): New pass.
11028 (cgraph_gate_ipa_early_inlining): New gate.
11029 (pass_ipa_early_inline): Turn into simple wrapper.
11030 (compute_inline_parameters): New function.
11031 (gate_inline_passes): New gate.
11032 (pass_inline_parameters): New pass.
11033 (apply_inline): Move here from tree-optimize.c
11034 (pass_apply_inline): New pass.
11035 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11037 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11038 doing them by hand.
11039 (tree_function_versioning): Do not allocate dummy struct function.
11040 * tree-inline.h (optimize_inline_calls): Update prototype.
11041 * tree-optimize.c (execute_fixup_cfg): Export.
11042 (pass_fixup_cfg): Remove
11043 (tree_rest_of_compilation): Do not apply inlines.
11044 * tree-flow.h (execute_fixup_cfg): Declare.
11045 * Makefile.in (gt-passes.c): New.
11046 * passes.c: Include gt-passes.h
11047 (init_optimization_passes): New passes.
11048 (nnodes, order): New static vars.
11049 (do_per_function_toporder): New function.
11050 (execute_one_pass): Dump current pass here.
11051 (execute_ipa_pass_list): Don't dump current pass here.
11053 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11055 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11056 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11058 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11060 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11061 (strong_alias): Define.
11062 (__gcc_qmul): Provide non-FMA for soft-float.
11063 (__gcc_qdiv): Same.
11068 (__gcc_qunord): New.
11078 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11079 soft-float functions.
11080 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11081 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11082 about long double soft float.
11084 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11085 Tehila Meyzels <tehila@il.ibm.com>
11087 * tree-vectorizer.h (is_pattern_stmt_p): New.
11088 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11089 formatting (tabs instead of spaces). Cleanup and clarify setting
11090 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11091 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11092 (vectorizable_type_demotion): Check that types are integral.
11093 (vectorizable_type_promotion): Likewise.
11094 (vectorizable_store): Fix typo. Eliminate new-line at end of
11097 2007-01-16 Jan Hubicka <jh@suse.cz>
11099 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11102 2007-01-15 Eric Christopher <echristo@apple.com>
11104 * ifcvt.c: Include vec.h, vecprim.h.
11105 (check_cond_move_block): New argument regs.
11106 Reorganize. Add registers used to regs.
11107 (cond_move_process_if_block): Use regs set above as
11110 2007-01-15 Eric Christopher <echristo@apple.com>
11112 * config/darwin.h: Update copyright.
11113 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11114 (LINK_COMMAND_SPEC): Add -u.
11115 (LINK_SPEC): Fix umbrella for above.
11117 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11119 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11122 2007-01-15 Tom Tromey <tromey@redhat.com>
11124 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11125 * doc/install.texi (Testing): Don't mention jacks.
11126 (Configuration): Document --enable-java-maintainer-mode. Move
11127 --with-java-home to libgcj-specific section. Document
11129 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11131 2007-01-15 Jan Hubicka <jh@suse.cz>
11133 * tree-ssa-dce.c (DCE_TODOs): New.
11134 (propagate_necessity): Return if something changed.
11135 (eliminate_unnecessary_stmts): Likewise.
11136 (perform_tree_ssa_dce): Return TODO flags when needed.
11137 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11139 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11142 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11143 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11144 patterns using X87MODEF12 mode macro. Extend operand 1
11145 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11146 (log10<mode>2): Ditto.
11147 (log2<mode>2): Ditto.
11148 (log1p<mode>2): Ditto.
11149 (logb<mode>2): Ditto.
11150 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11151 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11152 (*fxtractxf3_i387): Rename from *fxtractxf3.
11153 (fxtract_extend<mode>xf3_i387): New insn pattern.
11154 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11155 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11156 and gen_fyl2xxf3_i387().
11158 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11160 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11161 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11162 get_loop_exit_edges. Changed return type to bool.
11163 * cfgloop.h (fix_loop_placement): Declaration removed.
11165 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11167 * param.h (MIN_VECT_LOOP_BOUND): New.
11168 * params.def (MIN_VECT_LOOP_BOUND): New.
11169 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11170 argument - minimum threshold for number of iterations.
11171 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11172 argument to declaration.
11173 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11174 MIN_VECT_LOOP_BOUND.
11175 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11176 slpeel_tree_peel_loop_to_edge with additional argument.
11177 (vect_do_peeling_for_alignment): Likewise.
11178 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11180 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11183 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11184 operands of size 1.
11186 2007-01-14 Jan Hubicka <jh@suse.cz>
11188 * tree-dfa.c (remove_referenced_var): New function.
11189 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11190 prune referenced vars list too.
11191 * tree-flow.h (remove_referenced_var): Declare.
11193 2007-01-14 Jan Hubicka <jh@suse.cz>
11195 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11197 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11198 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11199 * except.h (verify_eh_throw_table_statements): Kill prototype.
11200 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11201 into call exrepssions.
11202 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11204 * tree-cfg.c: Include pointer-set.h.
11205 (verify_node_sharing): Work on pointer set.
11206 (verify_eh_throw_stmt_node): New.
11207 (verify_stmts): Use pointers sets, verify throw_stmt.
11209 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11211 * ipa-reference.c (analyze_function): Consider also addresses taken
11214 2007-01-12 Roger Sayle <roger@eyesopen.com>
11216 * c-typeck.c (null_pointer_constant_p): Replace use of
11217 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11218 (build_c_cast): Likewise.
11220 2007-01-12 Roger Sayle <roger@eyesopen.com>
11222 * tree.h (force_fit_type_double): Remove unused final argument.
11223 * c-common.c (constant_expression_warning): Replace use of
11224 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11225 (convert_and_check): Likewise.
11226 (shorten_compare): Update call to force_fit_type_double.
11227 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11228 * convert.c (convert_to_pointer): Update call to
11229 force_fit_type_double.
11230 * fold-const.c (force_fit_type_double): Remove overflowed_const
11232 (int_const_binop, fold_convert_const_int_from_int,
11233 fold_convert_const_int_from_real, fold_div_compare,
11234 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11235 fold_abs_const, fold_not_const): Remove the final argument from
11236 calls to force_fit_type_double.
11238 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11240 * configure.ac: Set insn to "nop" for spu-*-* also.
11241 * configure: Regenerate.
11243 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11245 * builtins.def : Add BUILT_IN_FREE.
11247 2007-01-12 Jan Hubicka <jh@suse.cz>
11249 PR tree-optimization/30443
11250 * tree-inline.c (tree_function_versioning): Do not optimize when
11251 cloning for inlining.
11253 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11255 * doc/loop.texi: Document recording of loop exits.
11256 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11257 (update_single_exits_after_duplication,
11258 update_single_exit_for_duplicated_loop,
11259 update_single_exit_for_duplicated_loops): Removed.
11260 (duplicate_loop_to_header_edge): Do not call
11261 update_single_exits_after_duplication and
11262 update_single_exit_for_duplicated_loops.
11263 (loop_version): Do not update single_exit information.
11264 (fix_loop_structure): Use record_loop_exits instead of
11265 mark_single_exit_loops.
11266 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11267 the lists of loop exits.
11268 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11269 split_edge, merge_blocks): Update the lists of loop exits.
11270 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11271 loop_optimizer_init.
11272 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11273 of mark_single_exit_loops.
11274 (loop_optimizer_finalize): Call release_recorded_exits.
11275 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11276 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11277 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11278 update single exit information.
11279 * lambda-code.c (perfect_nestify): Ditto.
11280 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11281 (mark_single_exit_loops): Removed.
11282 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11283 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11284 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11286 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11287 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11288 (verify_loop_structure): Verify consistency of the exit lists.
11289 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11290 (set_single_exit): Removed.
11291 * cfgloop.h (struct loop_exit): New function.
11292 (struct loop): single_exit_ field replaced by exits field.
11293 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11294 (struct loops): Added exits hash.
11295 (mark_single_exit_loops, set_single_exit): Declaration removed.
11296 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11298 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11300 * doc/invoke.texi: Avoid use of @headitem.
11302 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11304 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11306 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11308 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11311 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11312 Richard Sandiford <richard@codesourcery.com>
11314 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11315 * config/m68k/m68k.opt: Resort options.
11316 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11318 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11319 Richard Sandiford <richard@codesourcery.com>
11321 * doc/invoke.texi: Document the macros that are defined by
11322 m68k's -mtune and -mhard-float options.
11323 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11324 (m68k_cpp_cpu_family): Likewise.
11325 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11326 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11327 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11328 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11329 (m68k_cpp_cpu_family): Likewise.
11331 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11333 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11334 macros besides mc68000 as tuning macros. Use a switch statement
11335 to set them and mcpu32.
11337 2007-01-12 Julian Brown <julian@codesourcery.com>
11339 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11340 (TARGET_68040_ONLY): Rename to...
11341 (TARGET_68040): ...this.
11342 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11343 * config/m68k/m68k.md: Likewise.
11345 2007-01-12 Julian Brown <julian@codesourcery.com>
11346 Nathan Sidwell <nathan@codesourcery.com>
11347 Richard Sandiford <richard@codesourcery.com>
11349 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11350 the -mcpu= argument associated with the --with-cpu setting.
11351 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11352 if different from the one implied by the -mcpu setting.
11353 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11354 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11355 * doc/invoke.texi: Mention ColdFire in the introduction to the
11356 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11357 -mno-div and -mhard-float options. Make -m68881 a synonym for
11358 -mhard-float. Document the previously-undocumented -m5206e,
11359 -m528x, -m5307 and -m5407 options. Tweak the existing option
11360 documentation for consistency.
11361 * doc/install.texi: Mention new --with-cpu arguments.
11362 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11363 default CPU if neither -mcpu nor -march are specified.
11364 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11365 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11366 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11367 using m68k_tune to decide between families that implement the
11368 same ISA. Use m68k_tune to set __mcfv4e__.
11369 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11370 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11371 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11372 (FL_ISA_C, FL_ISA_MMU): New macros.
11373 (MASK_COLDFIRE): Delete.
11374 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11375 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11376 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11377 (TARGET_HARD_FLOAT): Do not define here.
11378 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11379 (TUNE_68000): New macro.
11380 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11381 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11382 (TUNE_CFV2): Redefine in terms of m68k_tune.
11383 (uarch_type, target_device, fpu_type): New enums.
11384 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11385 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11386 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11387 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11388 (FL_FOR_isa_c): New macros.
11389 (m68k_isa): New enum.
11390 (m68k_target_selection): New structure.
11391 (all_devices, all_isas, all_microarchs): New tables.
11392 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11393 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11394 (MASK_ALL_CPU_BITS): Delete.
11395 (m68k_find_selection): New function.
11396 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11397 Map the legacy target options to a combination of the new ones.
11398 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11399 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11400 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11402 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11403 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11405 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11406 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11407 * config/m68k/m68k-devices.def: New file.
11409 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11410 Nathan Sidwell <nathan@codesourcery.com>
11412 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11413 (SUBTARGET_EXTRA_SPECS): New macros.
11414 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11415 use %(asm_cpu_spec) instead.
11416 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11417 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11418 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11419 (EXTRA_SPECS): Rename to...
11420 (SUBTARGET_EXTRA_SPECS): ...this.
11422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11423 Richard Sandiford <richard@codesourcery.com>
11424 Julian Brown <julian@codesourcery.com>
11426 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11427 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11428 to the configuration's default CPU.
11429 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11430 Remove default masks.
11431 (m680[012]0-*-*): Set the default with_cpu to the first part of
11433 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11434 (m68k*-*-linux): Extend the --with-cpu handling to...
11435 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11436 and m68010. Don't set target_cpu_default2.
11437 * doc/install.texi: Document --with-cpu for m68k.
11438 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11439 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11440 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11441 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11442 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11443 (ASM_SPEC): Remove use of %(asm_cpu_default).
11444 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11445 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11446 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11447 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11448 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11449 (TARGET_DEFAULT): Delete.
11450 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11451 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11452 (CPP_CPU_SPEC): Delete.
11453 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11454 the appropriate string.
11455 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11456 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11457 (ASM_SPEC): Don't use %(asm_default_spec).
11458 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11459 TARGET_DEFAULT and add MASK_68881.
11460 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11464 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11465 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11466 MASK_68010 alongside MASK_68020.
11467 * doc/invoke.texi: Document -m68010.
11468 * config/m68k/m68k.opt (m68010): New.
11469 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11471 (TUNE_68010): New macro.
11472 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11473 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11474 (M68K_CPU_m68332): Add MASK_68010.
11475 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11476 fallback definition.
11477 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11479 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11480 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11481 to all entries that use MASK_68020.
11482 (output_move_simode_const, output_move_himode, output_move_qimode)
11483 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11484 instead of TARGET_68020 to select clr behavior. Remove comment
11485 about there being no TARGET_68010.
11486 * config/m68k/m68k.md: Likewise throughout.
11488 2007-01-12 Julian Brown <julian@codesourcery.com>
11490 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11491 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11492 * config/m68k/m68k.md: Likewise.
11494 2007-01-12 Julian Brown <julian@codesourcery.com>
11496 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11497 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11499 2007-01-12 Julian Brown <julian@codesourcery.com>
11501 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11502 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11503 * config/m68k/m68k.md: Likewise.
11505 2007-01-12 Julian Brown <julian@codesourcery.com>
11506 Richard Sandiford <richard@codesourcery.com>
11508 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11509 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11510 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11512 (TARGET_CPU32): Rename to...
11513 (TUNE_CPU32): ...this.
11514 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11515 (TUNE_CFV2): New macros.
11516 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11517 remove conditions that are implied by TARGET_68020.
11518 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11519 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11520 (m68k_output_function_epilogue): Likewise.
11521 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11522 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11523 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11524 non-68000 timings. Refactor multiplication and division costs.
11525 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11526 TUNE_CPU32 instead of TARGET_CPU32.
11527 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11528 and TUNE_68060 instead of TARGET_68060.
11529 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11530 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11532 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11533 && !TARGET_COLDFIRE" to choose between moveq and clr.
11534 Likewise in the unnamed movsf pattern.
11535 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11536 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11539 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11541 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11542 of tabbing before backslashes.
11544 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11546 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11547 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11548 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11550 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11552 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11553 find_interesting_uses_cond.
11554 (find_interesting_uses_cond): Use extract_cond_operands.
11555 (rewrite_use_compare): Use extract_cond_operands and
11556 force_gimple_operand_bsi. Do not call update_stmt.
11557 (determine_use_iv_cost_condition): Use extract_cond_operands.
11558 Return cheaper of using original bound and changing the exit bound.
11560 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11562 PR tree-optimization/29516
11563 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11564 most_expensive_mult_to_index, addr_to_parts,
11565 create_mem_ref, maybe_fold_tmr): Make the type of
11566 fields of TARGET_MEM_REF sizetype.
11567 (move_fixed_address_to_symbol, move_pointer_to_base):
11569 * tree.def (TARGET_MEM_REF): Add comment on types of
11572 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11574 * c-common.c (vector_types_convertible_p): Treat opaque types as
11575 always convertible if they have the same size, but not otherwise.
11577 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11579 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11580 Remove the b_unconditional field.
11581 (noce_try_sign_mask): Do not look at b_unconditional.
11582 (noce_process_if_block): Do not use merge_if_blocks. Update
11583 the CFG here. Do not set b_unconditional.
11584 (cond_move_process_if_block): Likewise.
11585 (find_cond_trap): Likewise.
11586 (check_cond_move_block): Require simple jump insns at the end
11587 of the basic block.
11589 2007-01-11 Jan Hubicka <jh@suse.cz>
11591 PR tree-optimization/1046
11592 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11593 when alias info is not ready.
11594 (pass_tail_recursion): Do not require aliasing.
11595 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11596 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11597 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11598 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11599 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11600 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11601 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11603 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11604 When aliasing is not build, mark statement as volatile.
11606 2007-01-11 Tom Tromey <tromey@redhat.com>
11608 PR preprocessor/15185, PR preprocessor/20989:
11609 * doc/cppopts.texi <-MT>: Update description of algorithm for
11610 computing default target.
11611 <-M, -MD>: Reword "basename" text.
11613 2007-01-11 Roger Sayle <roger@eyesopen.com>
11615 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11616 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11617 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11618 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11619 fold_builtin_bswap, real_constp, fold_builtin_pow,
11620 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11621 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11622 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11623 * convert.c (convert_to_pointer): Likewise.
11624 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11625 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11626 const_binop, fold_convert_const_int_from_int,
11627 fold_convert_const_int_from_real,
11628 fold_convert_const_real_from_real, sign_bit_p,
11629 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11630 fold_sign_changed_comparison, fold_unary, fold_comparison,
11631 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11632 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11633 * print-tree.c (print_node_brief, print_node): Likewise.
11634 * stor-layout.c (place_field, layout_type): Likewise.
11635 * tree-chrec.c (keep_cast): Likewise.
11636 * tree.c (build_vector, build_real, build_real_from_int_cst,
11637 build_complex): Likewise.
11639 2007-01-11 Roger Sayle <roger@eyesopen.com>
11641 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11642 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11644 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11646 * configure.ac (strict1_warn): Rename to strict_warn.
11647 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11648 cc_set_by_configure, quoted_cc_set_by_configure,
11649 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11650 all_boot_languages, all_stagestuff): Remove.
11651 (target_list): Remove bootstrap targets.
11652 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11653 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11654 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11655 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11656 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11657 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11658 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11659 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11660 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11661 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11662 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11663 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11664 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11665 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11666 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11667 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11668 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11669 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11670 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11671 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11672 (mostlyclean): Adjust.
11673 (clean, distclean): Don't mention bootstrap stuff.
11674 * configure: Regenerate.
11675 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11676 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11677 treelang/config-lang.in (stagestuff): Remove.
11678 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11679 stageprofile, stagefeedback, stagestuff): Remove mention.
11681 2007-01-11 Nick Clifton <nickc@redhat.com>
11683 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11685 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11686 (mcore_arith_K_S_operand): Run the test for the S constraint not
11687 the test for the M constraint.
11688 (mcore_addsub_operand): Do not accept integer values that are
11689 larger than 32 bits.
11690 * config/mcore/mcore.md: Remove unused constraints from split.
11691 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11692 (addsi3): Likewise.
11693 (allocate_stack): Likewise.
11694 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11695 operands to 32 bits.
11696 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11698 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11699 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11700 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11701 mcore_output_bclri, mcore_output_andn, output_inline_const,
11702 mcore_output_move, mcore_output_movedouble): Likewise.
11703 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11704 (output_inline_const): Likewise.
11705 (output_inline_const): Fix format strings used in sprintf
11707 * config/mcore/mcore-protos.h: Update prototypes for changed
11708 functions in mcore.c.
11709 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11710 HOST_WIDE_INT and not int.
11711 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11712 CONST_OK_FOR_N): Likewise.
11713 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11714 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11717 2007-01-10 Jan Hubicka <jh@suse.cz>
11719 * tree-vrp.c (remove_range_assertions): Release defs.
11720 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11721 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11723 2007-01-10 Paul Brook <paul@codesourcery.com>
11725 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11726 * config/arm/arm.md (mulsi3subsi): New insn.
11728 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11730 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11731 (tree_transform_and_unroll_loop): New.
11732 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11735 2007-01-10 Robert Kennedy <jimbob@google.com>
11737 * fold-const.c (fold_comparison): Fold comparisons like (x *
11738 1000 < 0) to (x < 0).
11740 2007-01-10 Ian Lance Taylor <iant@google.com>
11742 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11743 operands have the same priority.
11745 2007-01-10 Tom Tromey <tromey@redhat.com>
11747 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11748 (fold_binary): Likewise.
11749 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11750 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11751 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11752 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11753 * langhooks.h (struct lang_hooks): Removed field
11754 'can_use_bit_fields_p'.
11756 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11758 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11760 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11762 * function.c (get_last_funcdef_no): New function.
11763 * function.h (get_last_funcdef_no): Declare.
11764 * tree-inline.c (initialize_cfun): Add initialization.
11765 (tree_function_versioning): Cleanup.
11767 2007-01-10 Jan Hubicka <jh@suse.cz>
11769 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11772 2007-01-10 Sa Liu <saliu@de.ibm.com>
11773 Ben Elliston <bje@au.ibm.com>
11775 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11776 for SAVE_NONLOCAL and Pmode for any other save level.
11777 * spu-protos.h (spu_restore_stack_block): Declare.
11778 * spu.md (save_stack_block): Remove.
11779 (restore_stack_block): Call spu_restore_stack_block.
11780 * spu.c (spu_restore_stack_block): New function.
11781 (spu_expand_epilogue): Remove old comment.
11783 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11785 PR tree-optimization/30322
11786 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11787 (cand_value_at): Return the value as aff_tree.
11788 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11789 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11790 aff_combination_mult): New functions.
11791 (aff_combination_add): Use aff_combination_add_cst.
11792 (aff_combination_convert): Allow conversions to a wider type.
11793 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11794 * tree-affine.h (aff_combination_mult): Declare.
11796 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11798 * doc/tm.texi: Update documentation to reflect reality of exec
11799 and start file search behaviours. Update copyright year.
11800 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11801 header file directories.
11803 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11805 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11806 (*cosxf2): Rename to cosxf2_i387.
11807 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11808 using X87MODEF12 mode macro. Rename patterns to
11809 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11811 (*cosdf2, *cossf2): Ditto.
11812 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11813 to match extended input operands.
11814 (sincos<mode>3): New expander.
11815 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11816 insn patterns and corresponding splitters.
11818 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11820 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11821 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11823 2007-01-09 Nicolas Pitre <nico@cam.org>
11826 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11828 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11830 * target.h (struct gcc_target): New field library_rtti_comdat.
11831 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11832 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11833 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11834 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11836 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11838 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11840 2007-01-08 Richard Guenther <rguenther@suse.de>
11842 * tree.h (force_fit_type_double): Export.
11843 (force_fit_type): Remove.
11844 * fold-const.c (force_fit_type_double): New function.
11845 (force_fit_type): Remove.
11846 (int_const_binop): Use it.
11847 (fold_convert_const_int_from_int): Likewise.
11848 (fold_convert_const_int_from_real): Likewise.
11849 (fold_div_compare): Likewise.
11850 (fold_sign_changed_comparison): Likewise.
11851 (fold_unary): Likewise.
11852 (fold_negate_const): Likewise.
11853 (fold_abs_const): Likewise.
11854 (fold_not_const): Likewise.
11855 * c-common.c (shorten_compare): Use force_fit_type_double.
11856 * convert.c (convert_to_pointer): Likewise.
11858 2007-01-08 Richard Guenther <rguenther@suse.de>
11860 * tree.h (build_int_cst_wide_type): Export.
11861 * tree.c (build_int_cst_wide_type): New function.
11862 (build_int_cst_wide): Fix comment.
11863 * builtins.c (fold_builtin_object_size): Use build_int_cst
11864 to build -1 or 0 of the correct type. Use fit_double_type
11865 to check for overflow.
11866 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11868 (decode_field_reference): Likewise.
11869 (all_ones_mask_p): Likewise.
11870 (native_interpret_int): Use build_int_cst_wide_type.
11871 (fold_binary): Use build_int_cst_type to build an all-ones
11873 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11875 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11877 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11879 2007-01-09 Ben Elliston <bje@au.ibm.com>
11881 * genautomata.c (STATS_OPTION): New option.
11882 (stats_flag): New flag.
11883 (gen_automata_option): Handle it.
11884 (initiate_automaton_gen): Ditto.
11885 (write_automata): Output statistics only if stats_flag is
11886 set. Likewise, output time statistics only if time_flag is set.
11887 * doc/md.texi (Processor pipeline description): Document new flag.
11889 2007-01-08 Richard Guenther <rguenther@suse.de>
11891 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11892 * tree.c (build_int_cst_type): Likewise.
11893 (size_in_bytes): Don't call force_fit_type on the result.
11894 (int_fits_type_p): Use fit_double_type.
11895 * fold-const.c (fit_double_type): New function.
11896 (force_fit_type): Use it.
11897 * tree.h (fit_double_type): Export.
11899 2007-01-08 Jan Hubicka <jh@suse.cz>
11901 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11902 * ipa.c (function_and_variable_visibility): Fix return type.
11904 2007-01-08 Richard Guenther <rguenther@suse.de>
11906 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11907 of offset to build the index.
11908 * tree-pretty-print.c (dump_generic_node): Don't build negated
11909 const just for printing.
11910 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11911 * builtins.c (fold_builtin_int_roundingfn): Check if result
11912 fits the type by using force_fit_type and comparing the result.
11913 * predict.c (predict_loops): Use compare_tree_int for comparison.
11914 * tree.c (build_int_cst): Fall back to integer_type_node for
11916 (build_int_cst_wide): Assert type is non-null.
11918 2007-01-08 Roberto Costa <roberto.costa@st.com>
11920 * tree-vrp.c (extract_range_from_cond_expr): New.
11921 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11922 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11924 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11925 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11926 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11927 used as expressions.
11928 * tree-object-size.c (cond_expr_object_size): New.
11929 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11931 2007-01-08 Jan Hubicka <jh@suse.cz>
11933 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11934 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11937 2007-01-08 Richard Guenther <rguenther@suse.de>
11939 PR tree-optimization/23603
11940 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11941 (extract_range_from_binary): Fall back to truthvalue instead of
11942 varying for TRUTH_*_EXPR.
11943 (extract_range_from_comparison): Fall back to truthvalue instead of
11945 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11946 if all visited PHI values were constant.
11948 2007-01-08 Jan Hubicka <jh@suse.cz>
11950 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11951 (cgraph_analyze_function): break out from ...
11952 (cgraph_finalize_compilation_unit): ... here.
11953 (cgraph_expand_function): Remove forgoten commented out line.
11954 (cgraph_optimize): Analyze functions.
11956 2007-01-08 Jan Hubicka <jh@suse.cz>
11958 * tree-pas.h (TODO_remove_function): New flag.
11959 (TODO_update*): Renumber.
11960 (pass_ipa_increase_alignment,
11961 pass_ipa_function_and_variable_visibility): New passes.
11962 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11963 (cgraph_function_and_variable_visibility): Move to ipa.c
11964 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11965 cgraph_increase_alignment.
11966 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11967 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11968 calling tree-inline.
11969 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11970 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11971 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11972 (gate_increase_alignment): New function.
11973 (pass_ipa_increase_alignment): New pass.
11974 * ipa.c: Inline tree-pass.h and timevar.h
11975 (function_and_variable_visibility): Move here from cgraphunit.c
11976 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11977 * passes.c (init_optimization_passes): Add the two new passes.
11978 (execute_todo): Handle cgraph_remove_functions.
11980 2007-01-08 Nick Clifton <nickc@redhat.com>
11982 * config/frv/predicates.md (reg_or_0_operand): Accept
11985 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11987 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11988 * config.gcc: Add bfin*-rtems*.
11990 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11992 * c.opt: Add -flax-vector-conversions.
11993 * c-typeck.c (convert_for_assignment): Pass flag to
11994 vector_types_convertible_p to allow emission of note.
11995 (digest_init): Likewise.
11996 * c-opts.c: Handle -flax-vector-conversions.
11997 * c-common.c (flag_lax_vector_conversions): New.
11998 (vector_types_convertible_p): Unless -flax-vector conversions
11999 has been passed, disallow conversions between vectors with
12000 differing numbers of subparts and/or element types. If such
12001 a conversion is disallowed, possibly emit a note on the first
12002 occasion only to inform the user of -flax-vector-conversions.
12003 The new last argument specifies this.
12004 * c-common.h (flag_lax_vector_conversions): New.
12005 (vector_types_convertible_p): Add extra argument.
12006 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12007 char_type_node for V*QI type vectors.
12008 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12009 Update to satisfy new typechecking rules.
12010 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12011 C and C++ variants.
12012 * doc/invoke.texi (C Dialect Options): Document
12013 -flax-vector-conversions.
12015 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12017 PR tree-optimization/29877
12018 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12019 a register variable on the RHS to not be replaceable.
12021 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12022 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12023 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12024 const_simm15, const_pow2, const_npow2): Added.
12025 * config/score/misc.md (insv, extv, extzv, movmemsi,
12026 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12027 * config/score/score.c (score_address_cost, score_select_cc_mode):
12029 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12030 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12031 Update score_print_operand.
12032 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12033 Adjust register allocate order and update some macro define.
12034 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12035 mdx_block_move_straight, mdx_block_move_loop_head,
12036 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12037 mdx_block_move): Added.
12038 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12039 mdp_limm): Updated and fix some bug and typo.
12040 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12041 (movsf, movdf, doloop_end): Added.
12043 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12045 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12046 config/arm/thumb2.md: Fix comment typos.
12047 * doc/extend.texi: Fix a typo.
12049 2007-01-07 Eric Christopher <echristo@apple.com>
12051 * configure.ac: Check for __stack_chk_fail for darwin.
12052 * configure: Regenerate.
12054 2007-01-07 Richard Guenther <rguenther@suse.de>
12056 * tree-vrp.c (extract_range_from_assert): CSE calls to
12057 compare_values where possible.
12058 (extract_range_from_unary_expr): Likewise.
12060 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12062 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12063 * config/avr/avr.c (call_insn_operand): Delete function.
12064 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12065 instead of register number. Use predicates.
12066 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12067 call_insn_operand): Add.
12069 2007-01-06 Jan Hubicka <jh@suse.cz>
12071 * tree-pass.h (pass_build_cgraph_edges): Declare.
12072 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12073 (visited_nodes): Remove.
12074 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12075 build_cgrpah_edges; make visited_nodes local.
12076 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12077 (record_references_in_initializer): Move to cgraphbuild.c
12078 (initialize_inline_failed, rebuild_cgraph_edges,
12079 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12080 (verify_cgraph_node): Make visited_nodes local.
12081 (cgraph_analyze_function): Do not call cgraph_create_edges and
12082 initialize_inline_failed.
12083 (cgraph_expand_function): Do not call cgraph_lower_function;
12084 assert that function is already lowered.
12085 * Makefile.in (cgraphbuild.o): New.
12086 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12087 at the end of lowering passes.
12089 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12091 * ifcvt.c (cond_move_convert_if_block): New function, code
12092 factored out from...
12093 (cond_move_process_if_block): ...here. Call the new function
12094 on the THEN and ELSE blocks.
12095 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12096 already takes care of this.
12098 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12101 * tree.h (TREE_OVERFLOW_P): New.
12102 * c-typeck.c (parser_build_unary_op): Warn only if result
12103 overflowed and operands did not.
12104 (parser_build_binary_op): Likewise.
12105 (convert_for_assignment): Remove redundant overflow_warning.
12106 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12108 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12110 * c-typeck.c (store_init_value): Split over two lines to follow
12111 the GNU coding style.
12113 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12115 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12116 __GXX_EXPERIMENTAL_CXX0X__.
12117 * doc/cpp.texi: Same.
12119 2007-01-05 Richard Guenther <rguenther@suse.de>
12121 PR middle-end/27826
12122 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12123 with mismatched types. Instead explicitly build a
12124 conversion NOP_EXPR.
12126 2007-01-05 Ian Lance Taylor <iant@google.com>
12128 * c-common.c (decl_with_nonnull_addr_p): New function.
12129 (c_common_truthvalue_conversion): Call it.
12130 * c-typeck.c (build_binary_op): Likewise.
12131 * c-common.h (decl_with_nonnull_addr_p): Declare.
12133 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12136 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12139 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12141 * doc/install.texi (Final install): Document the fact that
12142 the GNAT runtime should not be stripped.
12144 2007-01-04 Jan Hubicka <jh@suse.cz>
12146 * tree-inline.c (fold_marked_statements): Update operand caches
12147 and EH after folding
12149 2007-01-04 Ian Lance Taylor <iant@google.com>
12151 * c-common.c (check_function_nonnull): Whitespace fix.
12153 2007-01-04 Jan Hubicka <jh@suse.cz>
12155 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12156 comitted older version of patch.
12157 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12158 function, celanup cfg and collect garbage.
12160 2007-01-04 Mike Stump <mrs@apple.com>
12162 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12165 2007-01-04 Eric Christopher <echristo@apple.com>
12167 * libgcc2.c (__bswapsi2): Use SItype.
12168 (__bswapdi2): Use DItype.
12169 * libgcc2.h: Update for above.
12171 2007-01-04 Paul Brook <paul@codesourcery.com>
12173 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12174 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12175 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12176 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12177 umulsi3_highpart): Make conditional on !arm_arch6.
12178 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12179 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12180 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12181 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12182 umulsi3_highpart_v6): New insns.
12184 2007-01-04 Roger Sayle <roger@eyesopen.com>
12186 * fold-const.c (fold_convert): When casting an expression to void,
12187 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12188 have a type. Instead of attempting to build a NOP_EXPR, return
12189 these "special" trees directly.
12191 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12193 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12194 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12195 rs6000_cost->fp not 0 as adjustment for outer NEG.
12197 2007-01-04 Jan Hubicka <jh@suse.cz>
12199 * cgraph.c (cgraph_release_function_body): New function.
12200 (cgraph_remove_node): Use it.
12201 * cgraph.h (cgraph_release_function_body): Declare.
12202 * cgraphunit.c (cgraph_expand_function): Use it.
12203 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12204 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12205 is initialized and while compilation of other function is running.
12206 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12207 statement CFG annotations from here to ...
12208 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12210 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12212 * cfgloop.h (enum li_flags): Make the constants powers of two.
12214 2007-01-04 Jan Hubicka <jh@suse.cz>
12216 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12218 (fold_marked_statements): New function.
12219 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12220 * tree-inline.h (copy_body_data): Add statements_to_fold.
12222 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12224 * config.gcc: Mention libgcc/config.host.
12225 * Makefile.in: Update comments mentioning libgcc.
12226 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12227 (all.cross, start.encap, rest.encap, rest.cross): Update
12228 dependencies for libgcc move.
12229 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12230 (clean-target, clean-target-libgcc): Delete.
12231 (srcdirify, GCC_EXTRA_PARTS): New macros.
12232 (libgcc-support, libgcc.mvars): New rules.
12233 (distclean): Remove mention of mklibgcc.
12234 (install): Don't reference INSTALL_LIBGCC.
12235 (install-common): Don't reference EXTRA_PARTS.
12236 (install-libgcc, install-multilib): Delete rules.
12237 * mklibgcc.in: Delete file.
12238 * doc/configfiles.texi: Don't mention mklibgcc.
12240 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12241 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12242 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12243 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12244 (mklibgcc, ldblspecs): Likewise.
12246 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12247 (posixpre.def): Use $(T).
12248 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12249 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12250 (SHLIB_LINK): Make dummy.
12251 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12253 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12255 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12256 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12257 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12258 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12260 * configure.ac (all_outputs): Remove mklibgcc.
12261 * configure: Regenerated.
12263 2007-01-03 Josh Conner <jconner@apple.com>
12265 PR middle-end/29683
12266 * calls.c (compute_argument_addresses): Set stack and stack_slot
12267 for partial args, too.
12268 (store_one_arg): Use locate.size.constant for the size when
12269 generating a save_area.
12271 2007-01-03 Robert Kennedy <jimbob@google.com>
12273 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12274 whose definitions are deleted due to basic block merging.
12276 2007-01-03 Paul Brook <paul@codesourcery.com>
12279 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12281 (use_return_insn): Return 0 for Thumb interrupt functions.
12282 (print_multi_reg): Add rfe argument for IRQ returns.
12283 (arm_output_epilogue): Pop interrupt return address directly into PC.
12284 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12286 2007-01-03 Paul Brook <paul@codesourcery.com>
12288 Merge from sourcerygxx-4_1.
12289 * config/arm/thumb2.md: New file.
12290 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12292 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12293 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12294 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12295 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12297 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12298 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12300 * config/arm/ieee754-sf.S: Ditto.
12301 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12302 (thumb1_base_register_rtx_p): ... to this.
12303 (thumb_index_register_rtx_p): Rename...
12304 (thumb1_index_register_rtx_p): ... to this.
12305 (thumb_output_function_prologue): Rename...
12306 (thumb1_output_function_prologue): ... to this.
12307 (thumb_legitimate_address_p): Rename...
12308 (thumb1_legitimate_address_p): ... to this.
12309 (thumb_rtx_costs): Rename...
12310 (thumb1_rtx_costs): ... to this.
12311 (thumb_compute_save_reg_mask): Rename...
12312 (thumb1_compute_save_reg_mask): ... to this.
12313 (thumb_final_prescan_insn): Rename...
12314 (thumb1_final_prescan_insn): ... to this.
12315 (thumb_expand_epilogue): Rename...
12316 (thumb1_expand_epilogue): ... to this.
12317 (arm_unwind_emit_stm): Rename...
12318 (arm_unwind_emit_sequence): ... to this.
12319 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12320 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12321 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12322 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12323 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12324 thumb2_output_casesi): New functions.
12325 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12326 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12327 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12328 THUMB2_WORK_REGS): Define.
12329 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12330 arm_condexec_mask, arm_condexec_masklen)): New variables.
12331 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12332 (arm_override_options): Check new CPU capabilities.
12333 Set new architecture flag variables.
12334 (arm_isr_value): Handle v7m interrupt functions.
12335 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12337 (const_ok_for_arm): Handle Thumb-2 constants.
12338 (arm_gen_constant): Ditto. Use movw when available.
12339 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12341 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12342 (thumb_find_work_register, arm_load_pic_register,
12343 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12344 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12345 print_multi_reg, output_mov_long_double_fpa_from_arm,
12346 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12347 output_mov_double_fpa_from_arm, output_move_double,
12348 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12349 output_return_instruction, arm_output_function_prologue,
12350 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12351 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12352 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12353 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12354 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12355 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12357 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12358 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12359 (arm_file_start): Output directive for unified syntax.
12360 (arm_unwind_emit_set): Handle stack alignment instruction.
12361 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12362 Add v6t2, v7, v7a, v7r and v7m.
12363 (RETLDM): Add Thumb-2 code.
12364 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12365 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12366 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12367 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12368 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12369 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12370 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12371 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12372 ADJUST_INSN_LENGTH): Define.
12373 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12374 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12375 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12376 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12377 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12378 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12379 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12380 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12381 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12382 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12383 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12384 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12385 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12386 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12387 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12388 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12389 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12391 * config/arm/arm-tune.md: Regenerate.
12392 * config/arm/arm-protos.h: Update prototypes.
12393 * config/arm/vfp.md: Enable patterns for Thumb-2.
12394 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12395 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12396 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12397 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12398 * config/arm/libunwind.S: Add Thumb-2 code.
12399 * config/arm/constraints.md: Update include Thumb-2.
12400 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12401 * config/arm/ieee754-df.S: Ditto.
12402 * config/arm/bpabi.S: Ditto.
12403 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12404 * config/arm/predicates.md (low_register_operand,
12405 low_reg_or_int_operand, thumb_16bit_operator): New.
12406 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12407 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12408 * config/arm/t-arm-elf: Add armv7 multilib.
12409 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12411 (UNSPEC_STACK_ALIGN, ce_count): New.
12412 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12413 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12415 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12416 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12417 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12418 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12419 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12420 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12422 * doc/extend.texi: Document ARMv7-M interrupt functions.
12423 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12425 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12427 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12428 (struct _Unwind_Context): Rename args_size to flags, remove
12429 signal_frame field, add a new args_size field and version field.
12430 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12431 _Unwind_IsExtendedContext): New inline functions.
12432 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12433 Assume by_value array is only present if _Unwind_IsExtendedContext.
12434 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12435 _Unwind_IsSignalFrame.
12436 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12437 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12438 (uw_init_context_1): Initialize context->flags to
12439 EXTENDED_CONTEXT_BIT.
12440 * config/rs6000/linux-unwind.h (frob_update_context): Use
12441 _Unwind_SetSignalFrame.
12443 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12445 PR middle-end/30353
12446 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12447 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12450 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12452 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12453 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12454 RET, AT_SP): Remove.
12455 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12458 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12459 * cfgbuild.c (find_basic_blocks): Likewise.
12460 * cfgrtl.c (rtl_create_basic_block): Likewise.
12461 * function.c (temp_slots_at_level): Likewise.
12462 * reg-stack.c (stack_regs_mentioned): Likewise.
12463 * regclass.c (allocate_reg_info): Likewise.
12464 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12465 set_bb_for_stmt, move_block_to_fn): Likewise.
12466 * tree-complex.c (tree_lower_complex): Likewise.
12467 * vec.h (VEC_safe_grow_cleared): New.
12469 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12471 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12473 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12474 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12476 * cfgloopmanip.c (scale_loop_frequencies): Export.
12477 (loopify): Scale the frequencies by prescribed coefficients.
12478 (set_zero_probability): New function.
12479 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12480 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12481 and frequencies according to arguments.
12482 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12484 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12485 * modulo-sched.c (sms_schedule): Set probabilities for entering
12486 versioned loop correctly.
12487 * tree-vect-transform.c (vect_transform_loop): Ditto.
12488 * cfgloop.h (loopify, loop_version): Declaration changed.
12489 (scale_loop_frequencies): Declared.
12491 2007-01-02 Jan Hubicka <jh@suse.cz>
12493 * cgraph.c: Include tree-flow.h
12494 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12495 early_local_passes.
12496 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12497 * tree-pass.h (pass_all_early_optimizations): Declare.
12498 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12499 early_local_passes.
12500 (cgraph_analyze_function): Do early_local_passes.
12501 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12502 Do not add referenced vars.
12503 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12505 (gate_all_early_local_passes): New gate.
12506 (pass_early_local_passes): Use new gate.
12507 (execute_early_local_optimizations): New functions.
12508 (gate_all_early_optimizations): New gate.
12509 (pass_all_early_optimizations): New pass.
12510 (execute_free_datastructures): Free SSA only when initialized.
12511 (gate_init_datastructures): Init only when optimizing.
12512 (tree_lowering_passes): Do early local passes when called late.
12513 * tree-profile.c (do_tree_profiling): Don't profile functions added
12515 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12516 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12518 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12519 during early_local_passes.
12520 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12523 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12525 * Makefile.in: Update copyright year.
12527 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12529 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12530 in $(lang_checks) and check-consistency targets.
12532 2007-01-02 Jan Hubicka <jh@suse.cz>
12534 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12535 Do not add referenced vars.
12536 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12538 * passes.c (init_optimization_passes): Put mudflap_2 after
12539 free_datastructures.
12541 2007-01-02 Jan Hubicka <jh@suse.cz>
12543 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12544 Set NOTHROW flag on call statements proved to be nothrow.
12545 Update statement of local calls so new pure/const functions are
12546 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12548 (tree_rest_of_compilation): Register hooks and initialize bitmap
12549 early. Do not set after_inlining flag.
12551 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12553 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12554 HOST_BITS_PER_LONGLONG
12556 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12559 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12560 warning for non-static initializers.
12562 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12564 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12565 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12566 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12567 Always use set_unique_reg_note to add REG_EQUAL notes.
12569 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12572 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12574 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12575 * cfgbuild.c (find_basic_blocks): Likewise.
12576 * cfgrtl.c (rtl_create_basic_block): Likewise.
12577 * function.c (temp_slots_at_level): Likewise.
12578 * reg-stack.c (stack_regs_mentioned): Likewise.
12579 * regclass.c (allocate_reg_info): Likewise.
12580 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12581 set_bb_for_stmt, move_block_to_fn): Likewise.
12582 * tree-complex.c (tree_lower_complex): Likewise.
12583 * vec.h (VEC_safe_grow_cleared): New.
12585 2007-01-02 Ian Lance Taylor <iant@google.com>
12587 * c-common.c (c_common_truthvalue_conversion): When warning about
12588 using an assignment as a truth value, set TREE_NO_WARNING.
12590 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12593 * c.opt (Wold-style-declaration): New.
12594 * doc/invoke.texi (C-only Warning Options): New.
12595 (Wold-style-declaration): Document it.
12596 (Wextra): Enabled by -Wextra.
12597 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12598 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12599 -Wold-style-declaration.
12601 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12603 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12604 * cfgbuild.c (find_basic_blocks): Likewise.
12605 * cfgrtl.c (rtl_create_basic_block): Likewise.
12606 * function.c (temp_slots_at_level): Likewise.
12607 * reg-stack.c (stack_regs_mentioned): Likewise.
12608 * regclass.c (allocate_reg_info): Likewise.
12609 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12610 set_bb_for_stmt, move_block_to_fn): Likewise.
12611 * tree-complex.c (tree_lower_complex): Likewise.
12612 * vec.h (VEC_safe_grow_cleared): New.
12614 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12616 * c-common.c (c_common_nodes_and_builtins): Since variants of
12617 void_type_node get built before it is given a name, we need to
12618 give those variants the name, too.
12619 (complete_array_type): We need to work with the canonical main
12620 type of the array, from which we will build the qualified version.
12621 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12622 * print-tree.c (print_node): Display canonical type information
12624 * stor-layout.c (layout_type): When we don't know the
12625 alignment of a type for which we're building an array, we end up
12626 guessing wrong, so make the type require structural equality.
12627 * tree.c (make_node_stat): When we build a new type, it is its
12628 own canonical type.
12629 (build_type_attribute_qual_variant): When building an attribute
12630 variant, its canonical type is the non-attribute variant. However,
12631 if the attributes are target-dependent and they differ, we need to
12632 use structural equality checks for this type.
12633 (build_qualified_type): A qualified type is not equivalent to its
12634 unqualified variant; set the canonical type appropriately.
12635 (build_distinct_type_copy): When building a distinct type from
12636 another type, the new type is its own canonical type.
12637 (build_variant_type_copy): When building a new type variant, we
12638 assume that it is equivalent to the original type.
12639 (build_pointer_type_for_mode): When building a pointer type, also
12640 build a canonical type pointer.
12641 (build_reference_type_for_mode): When building a reference type,
12642 also build a canonical type reference.
12643 (build_index_type): When we can't hash an index type (e.g.,
12644 because its maximum value is negative), the index type requires
12645 structural equality tests.
12646 (build_array_type): Build the canonical form of an array type.
12647 (build_function_type): Function types require structural equality,
12648 because they contain default arguments, attributes, etc.
12649 (build_method_type_directly): Ditto for method types.
12650 (build_offset_type): Build the canonical offset type.
12651 (build_complex_type): Build the canonical vector type.
12652 (make_vector_type): Build the canonical vector type.
12653 * tree.h (TYPE_CANONICAL): New.
12654 (TYPE_STRUCTURAL_EQUALITY_P): New.
12655 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12656 (struct tree_type): Added "canonical" field.
12657 * params.h (VERIFY_CANONICAL_TYPES): New.
12658 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12659 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12660 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12661 * doc/invoke.texi (verify-canonical-types): Document --param
12662 parameter for verifying canonical types.
12664 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12666 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12667 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12668 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12669 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12671 * config/rs6000/e500.h: New.
12672 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12673 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12675 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12676 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12677 TARGET_E500_DOUBLE): Remove.
12678 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12679 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12680 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12681 * config/rs6000/rs6000.c (rs6000_override_options): Use
12682 CHECK_E500_OPTIONS.
12684 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12686 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12687 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12688 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12689 rs6000_emit_cmove): Don't check TARGET_E500.
12690 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12691 sordered): Don't check TARGET_E500.
12693 2007-01-01 Eric Christopher <echristo@apple.com>
12695 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12696 HARD_REGISTER_NUM_P.
12698 2007-01-01 Roger Sayle <roger@eyesopen.com>
12700 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12701 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12702 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12705 2007-01-01 Mike Stump <mrs@apple.com>
12707 * configure.ac: Remove support for building with Apple's gcc-3.1.
12709 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12711 PR middle-end/30311
12712 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12713 REG is a hard register. Do not modify REG before calling
12715 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12716 multiple of the size of YMODE for certain lowpart cases.
12718 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12720 PR middle-end/30253
12721 * gimplify (voidify_wrapper_expr): Update for
12722 GIMPLE_MODIFY_STMT.
12724 2007-01-01 Andreas Schwab <schwab@suse.de>
12727 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12728 save of BR0 in extra_spill_size instead of spill_size.
12729 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12731 (ia64_expand_epilogue): Restore BR0 from its new location.
12733 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12735 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12736 Use a temporary variable if the left hand side is not a gimple
12739 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12741 * gimplify.c (gimplify_return_expr): Make the temporary variable
12742 for the return expression, a gimple register variable.
12744 2007-01-01 Jan Hubicka <jh@suse.cz>
12746 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12749 2007-01-01 Mike Stump <mrs@apple.com>
12751 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12753 * config/darwin.c (machopic_select_rtx_section): Use
12754 HAVE_GAS_LITERAL16.
12755 (darwin_mergeable_constant_section): Likewise.
12756 * configure: Regenerate.
12757 * config.in: Regenerate.
12759 2007-01-01 Jan Hubicka <jh@suse.cz>
12760 Andrew Pinski <pinskia@gmail.com>
12762 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12763 before starting IPA passes.