1 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3 * gcc.c (at_file_supplied): New variable.
4 (main): Set it if we expanded argv.
5 (do_spec_1): Pass an @-file to the linker if we were called with
6 an @-file argument and HAVE_GNU_LD.
7 * collect2.c (at_file_supplied): New variable.
8 (response_file): New variable.
9 (collect_exit): Unlink response_file if necessary.
12 (main): Set at_file_supplied if we expanded argv.
13 (collect_execute): Pass an @-file to subprocesses if we were called
14 with an @-file argument.
15 * configure.ac: Add define for HAVE_GNU_LD.
16 * configure: Regenerate.
17 * config.in: Regenerate.
19 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
27 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
29 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
30 (TARGET_ENCODE_SECTION_INFO): Re-define.
31 (m32c_encode_section_info): New
32 (function_vector_handler): New
33 (current_function_special_page_vector): New
34 (m32c_special_page_vector_p): New.
35 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
37 * config/m32c/jump.md: Added instruction JSRS for functions
38 with attribute "function_vector".
39 * doc/extend.texi (function_vector): Added description
40 for M16C, M32C targets.
42 2007-05-07 DJ Delorie <dj@redhat.com>
45 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
46 ashrpsi3, lshrpsi3): Update shift count constraint.
48 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
49 Nathan Froyd <froydnj@codesourcery.com>
52 * c-incpath.c (add_path): Strip trailing path separators.
54 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
56 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
57 Free dominance info before purging EH edges.
58 (eliminate_degenerate_phis): Likewise.
59 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
61 2007-05-07 Jan Hubicka <jh@suse.cz>
63 * gimplify.c (gimplify_expr): Do not crash when folding
66 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
69 * c-opts.c (lang_fortran): Make it non static.
70 * c-common.h (lang_fortran): New prototype.
71 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
72 -lang-fortran option was passed by the driver.
74 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
76 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
77 of ASSERT_CHECKING. Tweak message.
79 2007-05-06 Revital Eres <eres@il.ibm.com>
82 * loop-unroll.c (insert_var_expansion_initialization):
83 Initialize the expansions with -zero instead of +zero.
85 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
87 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
88 into pic and non-pic versions. Mark r19 as used for
89 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
90 for tgd_load, tld_load and tie_load .
91 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
92 version of tgd_load, tld_load and tie_load depending on the
95 2007-05-04 Ulrich Drepper <drepper@redhat.com>
96 Jakub Jelinek <jakub@redhat.com>
98 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
99 (__do_global_dtors_aux): Use more paranoid loop to run
100 destructors if HIDDEN_DTOR_LIST_END.
101 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
103 2007-05-04 Jakub Jelinek <jakub@redhat.com>
105 * varasm.c (align_variable): Don't increase alignment for
106 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
107 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
109 2007-05-04 Josh Conner <jconner@apple.com>
111 * basic-block.h (cdi_direction): Assign values to all enumeration
113 (dom_computed): Remove.
114 (dom_info_state): New.
115 (set_dom_info_availability): New.
116 * tree-ssa-loop-im.c (determine_invariantness): Initialize
117 walk_data.dom_direction.
118 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
119 instead of dom_computed[].
120 (split_edge): Likewise.
121 (create_basic_block): Likewise.
122 (merge_blocks): Likewise.
123 * ifcvt.c (find_if_header): Likewise.
124 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
125 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
126 * tree-ssa.c (verify_ssa): Likewise.
127 * tree-cfg.c (tree_verify_flow_info): Likewise.
128 (remove_edge_and_dominated_blocks): Likewise.
129 * dominance.c (dom_computed): Make static.
130 (calc_dfs_tree_nonrec): Change third param to a bool.
131 (calc_dfs_tree): Change second param to a bool.
132 (calc_idioms): Change second param to a bool. Use
133 dom_convert_dir_to_idx.
134 (init_dom_info): Validate dir before using.
135 (dom_convert_dir_to_idx): New.
136 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
137 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
138 (free_dominance_info): Use dom_convert_dir_to_idx.
139 (get_immediate_dominator): Likewise.
140 (set_immediate_dominator): Likewise.
141 (get_dominated_by): Likewise.
142 (redirect_immediate_dominators): Likewise.
143 (nearest_common_denominator): Likewise.
144 (dominated_by_p): Likewise.
145 (bb_dom_dfs_in): Likewise.
146 (bb_dom_dfs_out): Likewise.
147 (recount_dominator): Likewise.
148 (iterate_fix_dominators): Likewise.
149 (add_to_dominance_info): Likewise.
150 (delete_from_dominance_info): Likewise.
151 (first_dom_son): Likewise.
152 (next_dom_son): Likewise.
153 (dom_info_available_p): Likewise.
154 (dom_info_state): New.
155 (set_dom_info_availability): New.
157 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
159 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
161 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
163 2007-05-04 Bob Wilson <bob.wilson@acm.org>
165 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
166 (subdi3, subdi_carry): Delete.
168 2007-05-04 Jan Hubicka <jh@suse.cz>
169 Richard Guenther <rguenther@suse.de>
171 * opts.c (decode_options): Do not fiddle with inlining
172 parameters in case of optimizing for size.
173 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
175 (cgraph_decide_inlining_of_small_function): When optimizing for
176 size never inline functions increasing caller size.
177 (cgraph_early_inlining): Inline for size when optimizing for size.
179 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
181 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
182 logical operations piecewise.
183 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
184 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
185 subdi_sesidi_di): Delete.
186 (add_with_carry): Produce carry in CC instead of a DREG to shorten
187 the generated sequence. Allow three-reg add in constraints. Rewrite
188 the rtl expression for carry to avoid zero_extend of a constant.
189 (sub_with_carry): New pattern.
190 (adddi3, subdi3): Change into define_expand. For subtract, generate a
191 different sequence not involving jumps.
192 (notbi): Now a named pattern.
194 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
196 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
197 Add the note about a significant loss of accuracy of some
198 mathematical routines when these options are used.
200 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
202 * haifa-sched.c (rtx_vec_t): New typedef.
203 (contributes_to_priority_p): Extract piece of priority () into new
205 (priority): Use the function. Add assertion.
206 (rank_for_schedule, set_priorities): Add assertion to check that
207 insn's priority is initialized.
208 (clear_priorities, calc_priorities): Change signature. Make it update
209 all relevant insns. Update all callers ('add_to_speculative_block ()'
210 and 'create_block_check_twin ()').
211 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
212 Add new field 'priority_status'.
213 (INSN_PRIORITY_STATUS): New macro.
214 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
216 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
218 * sched-ebb.c (debug_ebb_dependencies): New static function.
219 (init_ready_list): Use it.
221 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
222 with changed signature and 'debug_rgn_dependencies ()'.
223 (debug_rgn_dependencies): New static function.
224 (init_ready_list): Use it.
226 * sched-int.h (debug_dependencies): Declare.
228 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
230 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
232 2007-05-04 Dirk Mueller <dmueller@suse.de>
234 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
236 2007-05-03 Jan Hubicka <jh@suse.cz>
238 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
239 for pointer type in more cases than before.
241 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
243 * tree-object-size.c (plus_expr_object_size): When operand size is
244 unknown, return unknown.
246 2007-05-03 Dirk Mueller <dmueller@suse.de>
248 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
250 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
253 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
255 2007-05-03 Janis Johnson <janis187@us.ibm.com>
257 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
259 2007-05-03 Joseph Myers <joseph@codesourcery.com>
261 * config/soft-fp/double.h, config/soft-fp/extended.h,
262 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
263 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
264 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
265 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
268 2007-05-03 Ian Lance Taylor <iant@google.com>
270 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
271 MASK_PPC_GFXOPT for 8540 or 8548.
273 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
275 * tree-vect-transform.c (vect_update_inits_of_drs): Use
276 vect_print_dump_info() to output debug information.
278 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
281 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
282 operands of size 2 when operand is not MEM_P.
284 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
286 PR tree-optimization/30565
287 * lambda-code.c (perfect_nestify): Fix updating of dominators.
289 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
291 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
292 (umulsi3_highpart): Use them.
293 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
294 for final accumulator to D regisster tranfser.
296 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
298 PR tree-optimization/31699
299 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
301 (vect_enhance_data_refs_alignment): Compute peel amount using
302 TYPE_VECTOR_SUBPARTS instead of vf.
303 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
305 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
308 * system.h: Remove inclusion of double-int.h
309 * tree.h: Include double-int.h
310 * gengtype.c: Likewise
311 * cfgloop.h: Likewise
312 * Makefile.in: Adjust dependencies on double-int.h
314 2007-05-02 Eric Christopher <echristo@apple.com>
316 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
317 -shared to -Zdynamiclib.
319 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
322 * c-common.c (strip_pointer_or_array_types): New function.
323 * c-common.h (strip_pointer_or_array_types): New function declaration.
325 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
327 PR tree-optimization/31771
328 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
330 2007-05-02 Paul Brook <paul@codesourcery.com>
332 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
334 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
337 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
340 2007-05-02 Nick Clifton <nickc@redhat.com>
342 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
344 2007-05-02 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/31146
347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
348 argument, single_use_p. If we have a single use that is
349 a conversion to the definition rhs type, propagate that rhs.
350 (forward_propagate_addr_expr): Pass single_use_p argument
351 to forward_propagate_addr_expr_1.
353 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
355 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
358 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
360 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
361 'AMD Family 10 core'.
363 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
365 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
366 and athlon64-sse3 as improved versions of k8, opteron and athlon64
367 with SSE3 instruction set support.
368 * doc/invoke.texi: Likewise.
370 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
372 * config/i386/i386.c (override_options): Tuning 32-byte loop
373 alignment for amdfam10 architecture. Increasing the max loop
374 alignment to 24 bytes.
376 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
378 * config/m68k/constraints.md: New.
379 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
380 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
381 EXTRA_CONSTRAINT): Remove.
382 * config/m68k/m68k.md: Include constraints.md.
383 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
385 2007-05-01 Ian Lance Taylor <iant@google.com>
387 PR tree-optimization/31739
388 * tree-vrp.c (vrp_val_is_max): New static function.
389 (vrp_val_is_min): New static function.
390 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
392 (set_value_range): Use vrp_val_is_{max,min}.
393 (extract_range_from_assert): Likewise.
394 (extract_range_from_binary_expr): Likewise.
395 (extract_range_from_unary_expr): Likewise.
396 (dump_value_range, vrp_meet): Likewise.
397 (vrp_visit_phi_node): Likewise.
398 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
400 2007-05-01 Mark Mitchell <mark@codesourcery.com>
402 * config/i386/gmon-sol2.c (size_t): New type.
403 (intptr_t): Likewise.
404 (s_textsize): Declare as size_t.
406 (monstartup): Use size_t for sizes.
407 (_mcount): Save and restore registers.
408 (internal_mcount): Pass 0 as the first argument to monstartup
410 (moncontrol): Convert pointer to appropriately sized integer
411 before passing to profil.
413 2007-05-01 Joseph Myers <joseph@codesourcery.com>
415 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
416 __NO_FPRS__, not just if _SOFT_DOUBLE.
417 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
418 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
419 also for E500 double.
420 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
421 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
424 2007-05-01 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
429 2007-05-01 Joseph Myers <joseph@codesourcery.com>
431 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
433 2007-05-01 Jan Hubicka <jh@suse.cz>
435 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
438 2007-05-01 Jan Hubicka <jh@suse.cz>
440 * tree.h (maybe_fold_offset_to_component_ref): Remove.
441 (maybe_fold_offset_to_reference): Declare.
442 * fold-const.c (fold_unary): Do not fold
443 (type *)&A into &A->field_of_type_and_offset_0
444 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
445 size is unknown, give up.
446 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
448 (maybe_fold_offset_to_reference): New.
449 (maybe_fold_stmt_indirect): Use it.
450 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
451 * gimplify.c (gimplify_conversion): Canonicalize conversions to
453 (gimplify_expr): Likewise for plus_expr.
455 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
457 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
458 bsi_after_labels. Always insert statements before bsi.
459 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
460 * predict.c (apply_return_prediction): Check for empty blocks.
461 * cfgexpand.c (lab_rtx_for_bb): New variable.
462 (label_rtx_for_bb): Do not create new tree labels.
463 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
464 (tree_expand_cfg): Initialize lab_rtx_for_bb.
465 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
467 (label_for_bb): Add field used.
468 (update_eh_label, main_block_label): Mark the label used.
469 (cleanup_dead_labels): Remove unused labels.
471 2007-05-01 Richard Guenther <rguenther@suse.de>
473 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
474 if it is not about to be set.
475 (get_value_range): Do not pre-allocate equiv bitmap.
476 (update_value_range): No need to clear equiv field.
477 (add_equivalence): Change prototype to get bitmap pointer.
478 Allocate bitmap here if it is not already.
479 (extract_range_from_assert): Do not allocate bitmap here.
480 Update callers to add_equivalence.
481 (extract_range_from_ssa_name): Likewise.
482 (get_vr_for_comparison): New static helper.
483 (compare_name_with_value): Handle NULL equiv bitmap by
484 peeling the first iteration of the comparison loop.
485 Use get_vr_for_comparison.
486 (compare_names): Handle NULL equiv bitmaps by using fake
487 ones. Use get_vr_for_comparison.
489 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
491 * double-int.c (mpz_set_double_int): Moved from
492 tree-ssa-loop-niter.c.
493 (mpz_get_double_int): Likewise; also, add option to wrap
494 out-of-range integers.
495 * double-int.h: New prototypes for above.
496 * tree.c (get_static_type_bounds): Moved from
497 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
498 TYPE_MAX_VALUE if they exist..
499 * tree.h: New prototype for above.
500 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
501 get_type_bounds calls.
502 (mpz_set_double_int): Move to double-int.c.
503 (get_type_bounds): Move to tree.c, rename to
504 get_static_type_bounds.
505 (mpz_to_double_int): Move to double-int.c, rename to
508 2007-04-30 Bob Wilson <bob.wilson@acm.org>
510 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
511 DIV0 exception can fall through to a normal return.
513 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
517 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
518 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
519 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
520 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
521 initialize align to silence bogus warning.
522 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
523 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
525 (struct sra_walk_fns): Remove use_all parameter from use.
526 (sra_hash_tree): Handle BIT_FIELD_REFs.
527 (sra_elt_hash): Don't hash bitfld blocks.
528 (sra_elt_eq): Skip them in parent compares as well. Handle
530 (sra_walk_expr): Don't maintain or pass down use_all_p.
531 (scan_use): Remove use_all parameter.
532 (scalarize_use): Likewise. Re-expand assignment to
533 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
534 output, and re-scalarize after output. Don't mark anything
536 (scalarize_ldst): Adjust.
537 (scalarize_walk_gimple_modify_statement): Likewise.
538 (build_element_name_1): Handle BIT_FIELD_REFs.
539 (instantiate_element): Don't warn for any element whose parent
541 (instantiate_missing_elements_1): Return the sra_elt.
542 (canon_type_for_field): New.
543 (try_instantiate_multiple_fields): New.
544 (instantiate_missing_elemnts): Use them.
545 (mark_no_warning): Removed.
546 (generate_one_element_ref): Handle BIT_FIELD_REFs.
547 (REPLDUP, sra_build_elt_assignment): New.
548 (generate_copy_inout): Use them.
549 (generate_element_copy): Likewise. Handle bitfld differences.
550 (generate_element_zero): Don't recurse for blocks. Use
551 sra_build_elt_assignment.
552 (generate_one_element_int): Take elt instead of var. Use
553 sra_build_elt_assignment.
554 (generate_element_init_1): Adjust.
555 (scalarize_use, scalarize_copy): Use REPLDUP.
556 (scalarize_ldst): Move assert before dereference.
557 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
559 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
562 * tree.c (reconstruct_complex_type): Reconstruct a reference
564 Also use the same mode for the pointer as the old pointer type.
566 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
568 * doc/trouble.texi (Interoperation): Remove note about Ultrix
571 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
573 PR rtl-optimization/31676
574 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
575 (df_refs_record): Call it.
577 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
579 * rtl.def (SS_ABS): New code.
580 * config/bfin/bfin.c (print_operand): New modifier 'v'.
581 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
582 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
583 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
584 (bfin_init_builtins): Define them.
585 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
586 (bfin_expand_builtin): ... and handle the others here.
587 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
588 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
589 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
590 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
591 operand is only HImode.
593 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
595 * regclass.c (scan_one_insn): Remove splitting of
598 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
599 Nigel Stephens <nigel@mips.com>
601 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
603 2007-04-28 Jan Hubicka <jh@suse.cz>
605 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
606 insn_locators_alloc instead of insn_locators_initialize;
607 call reset_block_changes.
608 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
609 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
610 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
611 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
612 * config/score/score.c (th_output_mi_thunk): Likewise.
613 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
614 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
615 tolerate uninitialized locator info.
618 * function.c (init_function_start): Don't init line number info.
619 (expand_function_end): Update.
620 (reset_block_changes, record_block_change, finalize_block_changes,
621 check_block_change, free_block_changes): Kill.
622 * function.h (reset_block_changes, record_block_change,
623 finalize_block_changes, check_block_change, free_block_changes): Remove
625 (struct function): Remove ib_boundaries_block.
626 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
627 Use curr_insn_locator to initialize locator.
628 (emit_line_note): Remove.
629 * cfgexpand.c (expand_gimple_cond_expr): Update.
630 (construct_exit_block): Likewise.
631 (tree_expand_cfg): Initialize/finalize locators.
632 * expr.c (expand_expr_real): Update.
633 * cfglayout.c (line_locators_locs, line_locators_lines,
634 file_locators_locs, file_locators_files): Remove.
635 (set_block_levels): Move to cfgexpand.c.
636 (insn_locators_initialize): Remove.
637 (pass_insn_locators_initialize): Remove.
638 (locations_locators_locs, locations_locators_vals): New static vars.
639 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
641 (insn_locators_alloc, insn_locators_finalize,
642 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
644 (locator_location): New.
645 (locator_line, locator_file): Rewrite.
646 * rtl.h (emit_line_note): Kill.
647 (insn_locators_alloc, insn_locators_finalize,
648 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
650 * tree-inline.c (initialize_cfun): Do not initialize
652 * passes.c (pass_insn_locators_initialize): Remove.
654 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
656 * tree-cfg.c (move_block_to_fn): Release bb from dominance
657 info. Update last_basic_block correctly.
659 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
662 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
663 register itself to hold the offset constant. Tell flow the use
664 of r4 and r5 when they are used.
666 2007-04-27 Richard Guenther <rguenther@suse.de>
668 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
669 if we simplified anything.
670 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
671 warnings until we did a simplification and the stmt was not
672 marked as TREE_NO_WARNING.
674 2007-04-27 Mike Stump <mrs@apple.com>
676 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
678 2007-04-27 Ian Lance Taylor <iant@google.com>
681 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
682 TYPE_MAX_VALUE exist, convert them to the new type.
684 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
686 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
687 if it claims to be available.
688 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
690 (perform_tree_ssa_dce): Always free postdominators.
692 2007-04-27 Richard Henderson <rth@redhat.com>
694 * config/alpha/predicates.md (aligned_memory_operand): Mark
695 as define_special_predicate.
696 (unaligned_memory_operand, normal_memory_operand): Likewise.
697 (reg_or_unaligned_mem_operand): Remove.
698 (any_memory_operand): Match the documentation and check for
699 non-renumbered pseudos during reload.
700 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
701 alpha_secondary_reload_class, update to new interface, make static.
702 Handle CQImode like HImode. Remove FP subreg check.
703 (alpha_expand_mov): Use replace_equiv_address.
704 (alpha_expand_mov_nobwx): Use any_memory_operand.
705 (TARGET_SECONDARY_RELOAD): New.
706 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
707 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
708 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
709 * config/alpha/alpha.md: ... here.
710 (RELOAD12, reloadmode): New.
712 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
713 Don't handle the aligned case here.
714 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
715 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
716 reload_inhi_help. Don't expect a scratch register.
717 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
719 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
721 2007-04-27 Richard Guenther <rguenther@suse.de>
723 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
725 2007-04-27 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/30965
728 PR tree-optimization/30978
729 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
730 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
731 (find_equivalent_equality_comparison): Likewise.
732 (simplify_cond): Likewise.
733 (get_prop_source_stmt): New helper.
734 (get_prop_dest_stmt): Likewise.
735 (can_propagate_from): Likewise.
736 (remove_prop_source_from_use): Likewise.
737 (combine_cond_expr_cond): Likewise.
738 (forward_propagate_comparison): New function.
739 (forward_propagate_into_cond): Rewrite to use fold for
741 (tree_ssa_forward_propagate_single_use_vars): Call
742 forward_propagate_comparison to propagate comparisons.
744 2007-04-27 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/31715
747 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
748 sure to do computation on the offset in an appropriate
751 2007-04-27 Richard Sandiford <richard@codesourcery.com>
753 * reload.h (elimination_target_reg_p): Declare.
754 * reload.c (find_reloads): Don't apply the reg_rtx move
755 optimization if the SET_DEST satisfies elimination_target_reg_p.
756 * reload1.c (elimination_target_reg_p): New function.
757 (gen_reload): In the move/add2 fallback, make sure that op0
758 does not overlap the destination register.
760 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
762 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
763 transform only GIMPLE_MODIFY_STMTs.
764 * tree-complex.c (expand_complex_operations_1): Ditto.
765 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
766 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
767 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
769 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
770 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
771 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
772 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
773 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
774 slpeel_add_loop_guard): Ditto.
775 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
776 * lambda-code.c (perfect_nestify): Ditto.
777 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
778 before the first statement.
779 * tree-optimize.c (execute_free_datastructures): Fix comments.
780 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
781 * tree-flow.h (disband_implicit_edges): Declaration removed.
782 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
784 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
786 (disband_implicit_edges, has_label_p): Removed.
787 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
788 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
790 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
792 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
794 * cfgexpand.c (label_rtx_for_bb): New function.
795 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
796 Use label_rtx_for_bb to find the labels.
797 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
798 last block. Detect fallthru edges.
800 2007-04-26 Ian Lance Taylor <iant@google.com>
803 * reload.c (find_reloads_subreg_address): If the address was valid
804 in the original mode but not in the new mode, reload the whole
807 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
809 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
810 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
811 (cleanup_control_expr_graph): Do not invalidate dominance info.
812 Record altered blocks.
813 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
814 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
815 cleanup_tree_cfg_bb): New functions.
816 (remove_forwarder_block): Do not maintain the worklist of blocks.
817 Record altered blocks.
818 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
820 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
821 delete_unreachable_blocks if dominators are not available.
822 * tree-inline.c (optimize_inline_calls): Free dominance information
824 * tree-flow.h (remove_edge_and_dominated_blocks,
825 cfgcleanup_altered_bbs): Altered.
826 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
828 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
830 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
831 do not invalidate dominators.
833 2007-04-26 Anatoly Sokolov <aesok@post.ru>
835 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
836 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
838 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
840 2007-04-26 Steve Ellcey <sje@cup.hp.com>
842 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
844 2007-04-26 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/31703
847 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
848 the right type for the target of the bittest.
850 2007-04-26 Richard Sandiford <richard@codesourcery.com>
852 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
853 ix86_sol10_return_in_memory.
855 2007-04-26 Richard Sandiford <richard@codesourcery.com>
857 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
860 2007-04-26 Jakub Jelinek <jakub@redhat.com>
863 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
865 PR tree-optimization/30558
866 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
867 clear this_state.prev_try.
869 2007-04-26 Richard Sandiford <richard@codesourcery.com>
870 Mark Mitchell <mark@codesourcery.com>
872 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
873 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
874 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
876 2007-04-26 Richard Sandiford <richard@codesourcery.com>
879 * doc/invoke.texi (%:print-asm-header): Document.
880 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
882 (static_spec_functions): Add print-asm-header.
883 (main): Print a banner before the --target-help linker options.
884 (print_asm_header_spec_function): New function.
886 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
890 (movsf_ie): Likewise.
892 2007-04-25 Paolo Carlini <pcarlini@suse.de>
894 * doc/extend.texi ([Type Traits]): Adjust per N2255.
896 2007-04-25 Bob Wilson <bob.wilson@acm.org>
898 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
900 (__umodsi3, __modsi3): Likewise.
902 2007-04-25 Dirk Mueller <dmueller@suse.de>
904 * c-typeck.c (build_compound_expr): Annotate warning()
905 call with OPT_Wunused_value.
906 * tree-ssa.c (warn_uninit): Annotate warning with
908 * c-common.c (handle_sentinel_attribute): Annotate warning
909 call with OPT_Wattributes.
911 2007-04-25 Thiemo Seufer <ths@mips.com>
913 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
915 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
916 on to the assembler. Improve handling of -mno-mips16. Add handling
917 of -mno-mips3d, -mno-dsp, -mno-dspr2.
918 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
919 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
920 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
922 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
925 * config/i386/winnt.c (i386_pe_file_end): Strip only
926 USER_LABEL_PREFIX when writing export name.
928 2007-04-25 Richard Sandiford <richard@codesourcery.com>
930 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
931 sh/elf.h, vx-common.h and vxworks.h.
932 * config/sh/sh.h: Include config/vxworks-dummy.h.
933 (SUBTARGET_OVERRIDE_OPTIONS): Define.
934 (OVERRIDE_OPTIONS): Use it.
935 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
936 (vxworks_picreg): New pattern.
937 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
938 VXWORKS_OS_CPP_BUILTINS.
939 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
940 to their VXWORKS_* equivalents.
941 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
942 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
943 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
944 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
945 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
946 -mrtp/-fPIC multilibs.
947 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
948 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
949 (MULTILIB_OSDIRNAMES): Delete.
951 2007-04-25 Anatoly Sokolov <aesok@post.ru>
954 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
956 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
958 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
959 rounding mode to be specified by the caller.
960 (real_to_mpfr) Likewise.
961 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
962 include new arguments.
963 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
965 2007-04-24 Ian Lance Taylor <iant@google.com>
967 PR tree-optimization/31605
968 * tree-vrp.c (set_value_range): Check that min and max are not
969 both overflow infinities.
970 (set_value_range_to_value): New static function.
971 (extract_range_from_binary_expr): Call set_value_range_to_value.
972 (extract_range_from_cond_expr): Likewise.
973 (extract_range_from_expr): Likewise.
974 (extract_range_from_unary_expr): Likewise. Don't create a range
975 which overflows on both sides.
976 (vrp_meet): Check for a useless range.
977 (vrp_visit_phi_node): If we see a constant which looks like an
978 overflow infinity, turn off the TREE_OVERFLOW flag.
980 2007-04-24 Ian Lance Taylor <iant@google.com>
982 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
984 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
987 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
988 diagnostic message is being built.
989 * tree-pretty-print.c (dump_generic_node): Only write the
990 formatted text into BUFFER's stream if we are not building a
992 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
994 * Makefile.in (toplev.o): Depend on tree-pass.h.
996 2007-04-24 Ian Lance Taylor <iant@google.com>
998 PR tree-optimization/31602
999 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1000 conditionals in the copied loop header.
1001 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1002 warnings if TREE_NO_WARNING is set.
1003 * doc/invoke.texi (Warning Options): Clarify that
1004 -Wstrict-overflow does not warn about loops.
1006 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1008 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1009 expand on the comment about _Decimal128 arguments and check the
1010 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1011 that _Decimal128 argument uses even/odd register pair.
1012 (function_arg): Ditto.
1014 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1016 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1017 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1019 2007-04-24 Richard Guenther <rguenther@suse.de>
1020 Olga Golovanevsky <olga@il.ibm.com>
1022 * fold-const.c (multiple_of_p): Check for bottom
1025 2007-04-24 Richard Henderson <rth@redhat.com>
1027 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1028 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1029 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1030 looking for non-zero bits shifted out. Avoid a recursive call
1031 when constructing the scalar.
1032 (__floatundisf): Likewise.
1034 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1036 * dwarf2out.c (field_byte_offset): Move the existing logic
1037 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1038 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1040 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1043 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1044 argument of 0 for memset.
1045 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1046 unsigned shift instead of the signed variant.
1048 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1050 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1051 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1052 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1053 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1054 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1055 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1056 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1057 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1058 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1059 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1060 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1061 "mul<mode>3", "div<mode>3"): Insn definitions added.
1062 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1063 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1064 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1065 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1066 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1067 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1068 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1069 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1070 TARGET_FLOAT_FORMAT): Macro definitions removed.
1071 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1072 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1073 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1074 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1075 (s390_gen_rtx_const_DI): Function removed.
1076 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1078 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1080 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1081 over an external ffs function.
1083 2007-04-24 Chao-ying Fu <fu@mips.com>
1084 Richard Sandiford <richard@nildram.co.uk>
1086 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1087 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1088 (smadd_widen_optab, umadd_widen_optab): Define.
1089 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1091 * genopinit.c (optabs): Fill in smadd_widen_optab and
1093 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1094 and umadd_widen_optab to implement multiply-add sequences.
1095 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1096 (<u>maddsidi4): ...this. Extend condition to include
1097 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1098 of operand 0 to "ka" and use the three-operand form of madd<u>
1100 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1102 * config/mips/constraints.md (ka): New register constraint.
1104 2007-04-24 Jan Hubicka <j@suse.cz>
1108 2007-04-23 Jan Hubicka <jh@suse.cz>
1109 * function.c (init_function_start): Don't init line number info.
1110 (expand_function_end): Update.
1111 (reset_block_changes, record_block_change, finalize_block_changes,
1112 check_block_change, free_block_changes): Kill.
1113 * function.h (reset_block_changes, record_block_change,
1114 finalize_block_changes, check_block_change, free_block_changes): Remove
1116 (struct function): Remove ib_boundaries_block.
1117 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1118 Use curr_insn_locator to initialize locator.
1119 (emit_line_note): Remove.
1120 * cfgexpand.c (expand_gimple_cond_expr): Update.
1121 (construct_exit_block): Likewise.
1122 (tree_expand_cfg): Initialize/finalize locators.
1123 * expr.c (expand_expr_real): Update.
1124 * cfglayout.c (line_locators_locs, line_locators_lines,
1125 file_locators_locs, file_locators_files): Remove.
1126 (set_block_levels): Move to cfgexpand.c.
1127 (insn_locators_initialize): Remove.
1128 (pass_insn_locators_initialize): Remove.
1129 (locations_locators_locs, locations_locators_vals): New static vars.
1130 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1132 (insn_locators_alloc, insn_locators_finalize,
1133 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1135 (locator_location): New.
1136 (locator_line, locator_file): Rewrite.
1137 * rtl.h (emit_line_note): Kill.
1138 (insn_locators_alloc, insn_locators_finalize,
1139 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1141 * tree-inline.c (initialize_cfun): Do not initialize
1142 ib_boundaries_block.
1143 * passes.c (pass_insn_locators_initialize): Remove.
1145 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1147 * doc/invoke.texi: Removed leading '-' from option index entries.
1149 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1151 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1153 (create_phi_node): Use set_phi_nodes.
1154 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1155 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1156 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1157 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1158 (bsi_start, bsi_last): Use bb_stmt_list.
1159 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1160 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1161 Traverse the statements using tsi iterator.
1162 * basic-block.h (struct basic_block_def): Fields stmt_list
1163 and phi_nodes moved to ...
1164 (struct tree_bb_info): ... new structure.
1165 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1166 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1167 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1168 (tree_verify_flow_info): Verify that il.tree is not set for
1169 entry and exit block.
1170 (tree_split_block): Use set_bb_stmt_list.
1172 2007-04-23 Mike Stump <mrs@apple.com>
1174 * config/i386/i386.c (ix86_tune_features
1175 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1178 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1180 * config/i386/i386.md (prefix_extra): New attribute.
1181 (length): Add prefix_extra.
1183 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1184 (sse2_movntv2di): Likewise.
1185 (sse2_cvtps2dq): Likewise.
1186 (sse2_cvtpd2pi): Likewise.
1187 (sse2_cvttpd2pi): Likewise.
1188 (*sse2_cvtpd2ps): Likewise.
1189 (*add<mode>3): Likewise.
1190 (sse2_ssadd<mode>3): Likewise.
1191 (sse2_usadd<mode>3): Likewise.
1192 (*sub<mode>3): Likewise.
1193 (sse2_sssub<mode>3): Likewise.
1194 (sse2_ussub<mode>3): Likewise.
1195 (*mulv8hi3): Likewise.
1196 (*smulv8hi3_highpart): Likewise.
1197 (*umulv8hi3_highpart): Likewise.
1198 (sse2_umulv2siv2di3): Likewise.
1199 (sse2_pmaddwd): Likewise.
1200 (ashr<mode>3): Likewise.
1201 (lshr<mode>3): Likewise.
1202 (ashl<mode>3): Likewise.
1203 (sse2_ashlti3): Likewise.
1204 (sse2_lshrti3): Likewise.
1205 (*umaxv16qi3): Likewise.
1206 (*smaxv8hi3): Likewise.
1207 (*uminv16qi3): Likewise.
1208 (*sminv8hi3): Likewise.
1209 (sse2_eq<mode>3): Likewise.
1210 (sse2_gt<mode>3): Likewise.
1211 (*and<mode>3): Likewise.
1212 (sse2_nand<mode>3): Likewise.
1213 (*ior<mode>3): Likewise.
1214 (*xor<mode>3): Likewise.
1215 (sse2_packsswb): Likewise.
1216 (sse2_packssdw): Likewise.
1217 (sse2_packuswb): Likewise.
1218 (sse2_punpckhbw): Likewise.
1219 (sse2_punpcklbw): Likewise.
1220 (sse2_punpckhwd): Likewise.
1221 (sse2_punpcklwd): Likewise.
1222 (sse2_punpckhdq): Likewise.
1223 (sse2_punpckldq): Likewise.
1224 (sse2_punpckhqdq): Likewise.
1225 (sse2_punpcklqdq): Likewise.
1226 (*sse2_pinsrw): Likewise.
1227 (*sse2_pextrw): Likewise.
1228 (sse2_pshufd_1): Likewise.
1229 (sse2_uavgv16qi3): Likewise.
1230 (sse2_uavgv8hi3): Likewise.
1231 (sse2_psadbw): Likewise.
1232 (sse2_pmovmskb): Likewise.
1233 (*sse2_maskmovdqu): Likewise.
1234 (*sse2_maskmovdqu_rex64): Likewise.
1235 (sse4a_extrqi): Likewise.
1236 (sse4a_extrq): Likewise.
1237 (sse3_lddqu): Set prefix_rep.
1238 (sse3_addsubv4sf3): Likewise.
1239 (sse3_haddv4sf3): Likewise.
1240 (sse3_hsubv4sf3): Likewise.
1241 (sse_cvtss2si): Likewise.
1242 (sse_cvtss2si_2): Likewise.
1243 (sse_cvtss2siq): Likewise.
1244 (sse_cvtss2siq_2): Likewise.
1245 (sse_cvttss2si): Likewise.
1246 (sse_cvttss2siq): Likewise.
1247 (sse2_cvttps2dq): Likewise.
1248 (sse3_movshdup): Likewise.
1249 (sse3_movsldup): Likewise.
1250 (sse2_cvtsd2si): Likewise.
1251 (sse2_cvtsd2si_2): Likewise.
1252 (sse2_cvtsd2siq): Likewise.
1253 (sse2_cvtsd2siq_2): Likewise.
1254 (sse2_cvttsd2si): Likewise.
1255 (sse2_cvttsd2siq): Likewise.
1256 (*sse2_cvtpd2dq): Likewise.
1257 (*sse2_cvttpd2dq): Likewise.
1258 (sse2_pshuflw_1): Likewise.
1259 (sse2_pshufhw_1): Likewise.
1260 (sse4a_insertqi): Likewise.
1261 (sse4a_insertq): Likewise.
1262 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1263 (ssse3_phadddv4si3): Likewise.
1264 (ssse3_phaddswv8hi3): Likewise.
1265 (ssse3_phsubwv8hi3): Likewise.
1266 (ssse3_phsubdv4si3): Likewise.
1267 (ssse3_phsubswv8hi3): Likewise.
1268 (ssse3_pmaddubswv8hi3): Likewise.
1269 (ssse3_pmulhrswv8hi3): Likewise.
1270 (ssse3_pshufbv16qi3): Likewise.
1271 (ssse3_psign<mode>3): Likewise.
1272 (ssse3_palignrti): Likewise.
1273 (abs<mode>2): Likewise.
1274 (ssse3_phaddwv4hi3): Set prefix_extra.
1275 (ssse3_phadddv2si3): Likewise.
1276 (ssse3_phaddswv4hi3): Likewise.
1277 (ssse3_phsubwv4hi3): Likewise.
1278 (ssse3_phsubdv2si3): Likewise.
1279 (ssse3_phsubswv4hi3): Likewise.
1280 (ssse3_pmaddubswv4hi3): Likewise.
1281 (ssse3_pmulhrswv4hi3): Likewise.
1282 (ssse3_pshufbv8qi3): Likewise.
1283 (ssse3_psign<mode>3): Likewise.
1284 (ssse3_palignrdi): Likewise.
1285 (abs<mode>2): Likewise.
1286 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1287 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1288 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1290 2007-04-23 Nick Clifton <nickc@redhat.com>
1292 * params.def: Fix formatting of emacs local variables.
1294 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1296 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1297 move if inter-unit move isn't allowed.
1298 Don't split moving the first element of V2DI to DI to inter-unit
1299 move if inter-unit move isn't allowed.
1301 2007-04-23 Richard Guenther <rguenther@suse.de>
1303 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1304 and CDI_POST_DOMINATORS separately.
1306 2007-04-23 Nick Clifton <nickc@redhat.com>
1308 * c.opt (Wformat-contains-nul): Add warning attribute.
1310 2007-04-23 Jan Hubicka <jh@suse.cz>
1312 * function.c (init_function_start): Don't init line number info.
1313 (expand_function_end): Update.
1314 (reset_block_changes, record_block_change, finalize_block_changes,
1315 check_block_change, free_block_changes): Kill.
1316 * function.h (reset_block_changes, record_block_change,
1317 finalize_block_changes, check_block_change, free_block_changes): Remove
1319 (struct function): Remove ib_boundaries_block.
1320 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1321 Use curr_insn_locator to initialize locator.
1322 (emit_line_note): Remove.
1323 * cfgexpand.c (expand_gimple_cond_expr): Update.
1324 (construct_exit_block): Likewise.
1325 (tree_expand_cfg): Initialize/finalize locators.
1326 * expr.c (expand_expr_real): Update.
1327 * cfglayout.c (line_locators_locs, line_locators_lines,
1328 file_locators_locs, file_locators_files): Remove.
1329 (set_block_levels): Move to cfgexpand.c.
1330 (insn_locators_initialize): Remove.
1331 (pass_insn_locators_initialize): Remove.
1332 (locations_locators_locs, locations_locators_vals): New static vars.
1333 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1335 (insn_locators_alloc, insn_locators_finalize,
1336 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1338 (locator_location): New.
1339 (locator_line, locator_file): Rewrite.
1340 * rtl.h (emit_line_note): Kill.
1341 (insn_locators_alloc, insn_locators_finalize,
1342 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1344 * tree-inline.c (initialize_cfun): Do not initialize
1345 ib_boundaries_block.
1346 * passes.c (pass_insn_locators_initialize): Remove.
1348 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1351 * expr.c (reduce_to_bit_field_precision): Handle
1354 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1356 PR tree-optimization/24659
1357 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1358 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1359 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1360 * genopinit.c (optabs): Rename vec_pack_mod_optab
1361 to vec_pack_trunc_optab.
1362 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1363 early for scalar floating point operands for NOP_EXPR.
1364 (vectorizable_type_promotion): Ditto.
1365 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1366 vec_pack_trunc_optab.
1367 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1369 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1370 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1371 Rename from VEC_PACK_MOD_EXPR.
1372 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1373 * expr.c (expand_expr_real_1): Ditto.
1374 * tree-inline.c (estimate_num_insns_1): Ditto.
1375 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1377 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1378 (vec_unpacks_lo_v4sf): Ditto.
1379 (vec_pack_trunc_v2df): Ditto.
1380 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1381 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1382 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1384 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1386 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1388 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1389 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1390 packing of floating point operands.
1391 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1392 represent unpacking of floating point operands.
1393 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1394 [vec_unpacks_hi]: Ditto.
1395 [vec_unpacks_lo]: Ditto.
1397 2007-04-22 Jan Hubicka <jh@suse.cz>
1399 * final.c (rest_of_handle_final): Call
1400 targetm.asm_out.constructor/targetm.asm_out.destructor
1401 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1402 proper priority via decl_*_priority_insert.
1403 * c-common.c (c_expand_body): Likewise.
1405 2007-04-22 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/29789
1408 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1409 (rewrite_reciprocal): New helper split out from
1410 determine_invariantness_stmt.
1411 (rewrite_bittest): Likewise.
1412 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1413 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1416 2007-04-22 Revital Eres <eres@il.ibm.com>
1418 * loop-unroll.c (var_to_expand): New field to support also
1419 insns of the form x = something + x.
1420 (analyze_insn_to_expand_var): Use it.
1421 (expand_var_during_unrolling): Likewise.
1423 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1425 * predict.c: Include pointer-set.h.
1426 (bb_predictions): New variable.
1427 (tree_predicted_by_p, tree_predict_edge,
1428 remove_predictions_associated_with_edge): Use bb_predictions map
1429 instead of bb->predictions.
1430 (clear_bb_predictions, assert_is_empty): New functions.
1431 (combine_predictions_for_bb): Use bb_predictions map. Call
1432 clear_bb_predictions.
1433 (tree_estimate_probability): Create and free bb_predictions map.
1434 * Makefile.in (predict.o): Add pointer-set.h dependency.
1435 * basic-block.h (struct basic_block_def): Remove predictions
1437 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1439 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1442 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1445 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1447 * timevar.c (timevar_print): Change reference of --disable-checking to
1448 --enable-checking=release. Also warn if assert checking is disabled.
1450 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1453 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1454 decl as addressable if the compound literal was marked as
1456 Mark the decl as a gimple register if it is a complex or
1457 vector decl and does not live in memory.
1459 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1461 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1462 (GENERIC_NEXT): New function macro.
1463 (PHI_CHAIN): Use phi_node's new chain variable.
1464 (tree_phi_node): Change tree_common to tree_base
1465 and add the chain field.
1466 * tree-phinodes.c (make_phi_node): Don't set
1467 TREE_TYPE on the new node.
1468 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1469 instead of checking GIMPLE_TUPLE_P in chain_next.
1470 * tree-vect-transform.c
1471 (get_initial_def_for_induction): Look at
1472 PHI_RESULT_TREE for the type of the phi node.
1473 (update_vuses_to_preheader): Use PHI_CHAIN
1474 instead of TREE_CHAIN on the phi node.
1475 * tree-ssa-structalias.c (compute_points_to_sets):
1477 (ipa_pta_execute): Likewise.
1479 2007-04-21 Richard Guenther <rguenther@suse.de>
1482 * fold-const.c (fold_unary): Call fold_convert_const on the
1485 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1487 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1488 (store_killed_in_pat): New.
1490 2007-04-20 Richard Henderson <rth@redhat.com>
1493 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1494 TREE_LIST with a void_type_node value, not void_list_node exactly.
1496 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1498 * doc/standards.texi: Re-arrange into language-specific
1499 subsections. Add a C++ section, documenting which standards we
1502 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1504 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1505 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1507 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1509 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1510 ecrti.o and crtbegin.o.
1511 (LIB_DEFAULT_SPEC): Include -lc.
1512 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1514 2007-04-20 Richard Henderson <rth@redhat.com>
1517 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1518 argument; update all callers.
1519 (get_unaligned_offset): New.
1520 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1521 get_unaligned_address, just pass on the address directly.
1522 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1523 the subreg in the helper patterns.
1524 (unaligned_extendqidi_le): Use get_unaligned_offset.
1525 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1526 (unaligned_extendhidi_be): Likewise.
1527 (unaligned_extendhidi): Tidy.
1528 * config/alpha/alpha-protos.h: Update.
1530 2007-04-20 Richard Henderson <rth@redhat.com>
1532 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1533 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1534 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1535 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1536 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1537 (CPP_SPEC): Don't include %(cpp_subtarget).
1538 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1539 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1540 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1542 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1544 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1545 for __builtin_ia32_cmpordss.
1547 PR tree-optimization/31632
1548 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1549 and arg1 for optimizations of comparison against min/max values.
1550 Fold arg0 to arg1's type for optimizations of comparison against
1551 min+1 and max-1 values.
1553 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1555 * reload.c (combine_reloads): When trying to use a dying register,
1556 check whether it's uninitialized and don't use if so.
1558 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1560 * fold-const.c: Remove prototypes for native_encode_expr and
1561 native_interpret_expr.
1562 (native_encode_expr): Make non-static.
1563 (native_interpret_expr): Likewise.
1564 * tree.h: Add prototypes for the above.
1566 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1568 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1569 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1570 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1571 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1572 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1573 Add length attributes.
1575 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1577 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1580 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1581 __STDC_WANT_DEC_FP__.
1583 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1585 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1586 for long double compatibility.
1587 * configure: Regenerate.
1589 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1591 PR rtl-optimization/29841
1592 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1594 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1595 that may cause control flow transfer from being moved.
1597 2007-04-18 Jan Hubicka <jh@suse.cz>
1599 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1602 2007-04-18 Eric Christopher <echristo@apple.com>
1604 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1605 only. Update operands.
1606 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1607 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1608 link register to pic register.
1610 2007-04-18 Dirk Mueller <dmueller@suse.de>
1613 * tree-vrp.c (search_for_addr_array): New.
1614 (check_array_bounds): Suppress warning about
1615 address taken of array refs if its not de-referenced.
1617 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1619 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1620 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1622 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1623 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1624 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1626 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1628 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1630 (vect_analyze_scalar_cycles): Fix indentation.
1631 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1632 (vect_mark_relevant): Include phis in relevance analysis.
1634 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1636 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1638 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1639 output_operand_lossage().
1641 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1643 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1644 the unused code for reduction without adjust-in-epilog to simplify the
1647 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1649 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1650 (S390_TDC_NEGATIVE_ZERO): New constant.
1651 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1652 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1653 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1654 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1655 (S390_TDC_POSITIVE_INFINITY): New constant.
1656 (S390_TDC_NEGATIVE_INFINITY): New constant.
1657 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1658 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1659 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1660 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1661 (S390_TDC_INFINITY): New constant.
1662 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1663 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1664 optimization for UNSPEC_CCZ_TO_INT.
1665 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1666 ("*ccz_to_int"): New insn.
1667 ("isinf<mode>2"): New insn.
1668 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1669 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1670 (UNSPEC_CCZ_TO_INT): New constant.
1672 2007-04-18 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/19431
1675 PR tree-optimization/21463
1676 * tree-pass.h (pass_phiprop): Declare.
1677 * passes.c (init_optimization_passes): New phiprop pass.
1678 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1679 (phivn_valid_p): New helper function.
1680 (phiprop_insert_phi): Likewise.
1681 (propagate_with_phi): Likewise.
1682 (tree_ssa_phiprop): New propagator propagating loads
1683 through phi nodes if profitable.
1685 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1687 * tree-vect-analyze.c (process_use): New function.
1688 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1689 Check phis in all bbs.
1690 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1693 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1695 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1698 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1701 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1704 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1706 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1708 (sse_vmmulv4sf3): Likewise.
1709 (sse2_vmaddv2df3): Likewise.
1710 (sse2_vmmulv2df3): Likewise.
1712 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1714 PR rtl-optimization/31360
1715 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1716 (target_reg_cost): New.
1717 (init_set_costs): Initialize target_reg_cost. Add comments
1718 regarding the rationale of the costs.
1719 (global_cost_for_size): Renamed to...
1720 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1721 of register pressure.
1722 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1723 estimate_reg_pressure_cost. Add number of ivs.
1724 (determine_set_costs): Dump target_reg_cost.
1725 * loop-invariant.c (gain_for_invariant): Use
1726 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1727 (best_gain_for_invariant, find_invariants_to_move): Remove
1729 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1730 (target_reg_cost): Declare.
1731 (global_cost_for_size): Declaration removed.
1732 (estimate_reg_pressure_cost): Declare.
1734 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1736 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1737 regnos into even/odd register pairs.
1738 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1739 TDmode similar to the other floating point modes.
1740 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1741 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1743 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1744 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1745 (movdd_hardfloat64): Use TARGET_MFPGPR.
1747 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1749 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1752 2005-01-05 Richard Henderson <rth@redhat.com>
1754 * reload1.c (do_input_reload): Restrict the optimization deleteing
1755 a previous output reload to RELOAD_FOR_INPUT.
1757 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1759 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1760 induc_vec_info_type.
1761 (vectorizable_induction): New function declaration.
1762 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1763 check if already vectorized. Find first place in BB where new stmts
1764 can be inserted. Takes only one argument.
1765 (vectorizable_induction): New function.
1766 (vect_transform_stmt): Add case for induc_vec_info_type to call
1767 vectorizable_induction.
1768 (vect_transform_loop): Consider phis for vectorization.
1769 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1771 (analyze_operations): Call vectorizable_induction when analyzing phis.
1773 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1774 (vect_mark_relevant): Include phis in relevance analysis.
1775 (vect_mark_stmts_to_be_vectorize): Likewise.
1776 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1778 2007-04-16 Lawrence Crowl <crowl@google.com>
1780 * doc/invoke.texi (Debugging Options): Add documentation for the
1781 -femit-struct-debug options -femit-struct-debug-baseonly,
1782 -femit-struct-debug-reduced, and
1783 -femit-struct-debug-detailed[=...].
1785 * c-opts.c (c_common_handle_option): Add
1786 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1787 and OPT_femit_struct_debug_detailed_.
1788 * c.opt: Add specifications for
1789 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1790 and -femit-struct-debug-detailed[=...].
1791 * opts.c (set_struct_debug_option): Parse the
1792 -femit-struct-debug-... options.
1793 * opts.c (matches_main_base, main_input_basename,
1794 main_input_baselength, base_of_path, matches_main_base): Add
1795 variables and functions to compare header base name to compilation
1797 * opts.c (should_emit_struct_debug): Add to determine to emit a
1798 structure based on the option.
1799 (dump_struct_debug) Also disabled function to debug this
1801 * opts.c (handle_options): Save the base name of the
1804 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1805 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1806 This hook indicates if a type is generic. Set it by default
1808 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1809 to determine if a struct type is generic or not.
1810 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1811 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1812 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1815 * flags.h (enum debug_info_usage): Add an enumeration to describe
1816 a program's use of a structure type.
1817 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1818 to indicate the program's usage of the type. Filter structs based
1819 on the -femit-struct-debug-... specification.
1820 (gen_type_die): Split into two routines, gen_type_die and
1821 gen_type_die_with_usage. gen_type_die is now a wrapper
1822 that assumes direct usage.
1823 (gen_type_die_with_usage): Replace calls to gen_type_die
1824 with gen_type_die_with_usage adding the program usage of
1825 the referenced type.
1826 (dwarf2out_imported_module_or_decl): Suppress struct debug
1827 information using should_emit_struct_debug when appropriate.
1829 2007-04-16 Ian Lance Taylor <iant@google.com>
1831 PR tree-optimization/31522
1832 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1833 (vrp_initialize): Allocate vr_phi_edge_counts.
1834 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1835 executable edge. Drop test for all constants.
1836 (vrp_finalize): Free vrp_phi_edge_counts.
1838 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1839 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1841 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1842 predecessors at head rather than tail.
1844 2007-04-16 Matthias Klose <doko@debian.org>
1846 * config/alpha/linux.h (CPP_SPEC): Define.
1847 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1849 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1851 * function.h: Remove sequence_stack extern declaration.
1853 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1855 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1857 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1860 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1862 * config/avr/avr.c (avr_arch_types): Rearranging array.
1863 (enum avr_arch): Add.
1864 (avr_mcu_types): Use avr_arch enumeration constants instead of
1866 * config/avr/avr.h (LINK_SPEC): Simplify.
1868 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1870 * config/m68k/m68k.c (m68k_libcall_value,
1871 m68k_function_value): Use macros for register names more.
1873 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1875 (M68K_REGNAME): Use A6_REG.
1876 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1878 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1881 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1882 'pending_read_list_length' and 'pending_write_list_length'. Update
1884 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1885 to handle two length counters instead of one. Update all uses.
1886 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1887 two length counters instead of one.
1888 * sched-rgn.c (propagate_deps): Update to handle two length counters
1891 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1894 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1895 copy of source, pass it to ix86_expand_vector_set and return
1898 2007-04-16 David Ung <davidu@mips.com>
1899 Joseph Myers <joseph@codesourcery.com>
1901 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1902 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1903 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1904 Add 74K processor information.
1905 * config/mips/mips.md: Include 74k.md.
1906 (cpu): Add 74kc,74kf,74kx.
1907 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1908 * config/mips/74k.md: New.
1909 * doc/invoke.texi (MIPS Options): Document 74K support.
1911 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1913 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1914 vectorizable_* functions.
1915 * tree-vect-transform.c (vectorizable_call): Add check for
1916 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1917 (vectorizable_store): likewise.
1918 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1920 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1921 (vectorizable_type_promotion, vectorizable_load): Likewise.
1922 (vectorizable_live_operation, vectorizable_condition): Likewise.
1923 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1925 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1927 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1929 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1930 register numbers more.
1931 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1932 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1933 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1934 FUNCTION_VALUE_REGNO_P): Likewise.
1935 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1936 STATIC_CHAIN_REGNUM): Likewise.
1937 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1938 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1939 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1940 * config/m68k/m68k.md (FP_REG): New.
1942 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1944 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1947 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1949 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1950 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1953 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1955 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1958 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1961 * c-decl.c (finish_decl): Grab the type of the decl after the call
1962 to store_init_value.
1964 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1966 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1968 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1971 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1972 post dominators and cleanup cfg before returning.
1974 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1976 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1977 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1979 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1981 * config.gcc: Recognize fido.
1982 * config/m68k/m68k-devices.def (fidoa): New.
1983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1985 (FL_FIDOA, TARGET_FIDOA): New.
1986 * config/m68k/m68k.opt (mfidoa): New.
1988 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1991 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1992 when a personality function is used.
1994 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1996 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1998 2007-04-13 Mike Stump <mrs@apple.com>
2000 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2002 * config/darwin.opt (fapple-kext): Make C++ only.
2003 * config/darwin.c (darwin_override_options): Remove code to ensure
2004 -fapple-kext is given for C++ only.
2006 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2008 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2009 * config/mips/mips.c (override_options): Call
2010 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2012 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2014 * config/i386/i386.opt (msvr3-shlib): Removed.
2016 * doc/invoke.texi: Remove -msvr3-shlib.
2018 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2020 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2021 with "popcnt" instruction.
2023 2007-04-13 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/21258
2026 * tree-vrp.c (compare_case_labels): New helper.
2027 (find_switch_asserts): New function.
2028 (find_assert_locations): Call it for SWITCH_EXPRs.
2030 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2033 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2034 check is now implied in X87_FLOAT_MODE_P.
2035 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2036 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2037 (fix_trunc<mode>_i386_fisttp): Ditto.
2038 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2039 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2040 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2041 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2042 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2043 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2044 (unnamed_splitters): Ditto.
2045 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2046 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2047 FIRST_SSE_REG for local functions when SSE math is enabled or
2048 for functions with sseregparm attribute.
2049 (standard_80387_constant_p): Return -1 if mode is not
2051 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2052 (ix86_expand_compare): Ditto.
2053 (ix86_expand_carry_flag_compare): Ditto.
2054 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2055 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2056 DECIMAL_FLOAT_MODE_P.
2057 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2058 of SCALAR_FLOAT_MODE_P.
2059 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2060 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2061 checks before FLOAT_MODE_P.
2062 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2063 before FLOAT_MODE_P.
2068 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2070 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2071 Charles Wilson <libtool@cwilson.fastmail.fm>
2073 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2074 (libgcc.mvars): Don't depend on them.
2075 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2076 * exec-tool.in: New.
2078 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2080 * doc/invoke.text (--help): Document --help=common.
2082 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2084 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2086 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2088 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2089 * genemit.c (main): Emit #include "integrate.h".
2090 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2091 (LOADGP_RTP): New mips_loadgp_style.
2092 * config/mips/mips.h: Include config/vxworks-dummy.h.
2093 (TARGET_RTP_PIC): New macro.
2094 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2095 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2096 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2098 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2099 -mvxworks-pic when using -mrtp and a PIC option.
2100 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2102 (mips_symbolic_constant_p, mips_symbolic_address_p)
2103 (mips_symbol_insns): Handle SYMBOL_HALF.
2104 (override_options): Warn about -G and -mrtp being used together.
2105 Initialize mips_lo_relocs[SYMBOL_HALF].
2106 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2107 (mips_emit_loadgp): Handle LOADGP_RTP.
2108 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2109 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2110 (tablejump): Handle function-relative case table entries if
2112 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2114 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2116 * config/mips/mips.md (load_call<mode>): Allow any general register.
2118 (sibcall_value_internal, sibcall_value_multiple_internal)
2119 (call_value_internal, call_value_split, call_value_multiple_internal)
2120 (call_value_multiple_split): Remove constraints from operand 0.
2122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2124 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2125 rather than loadgp_noshared.
2126 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2127 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2129 * config/mips/mips.md (loadgp): Rename to...
2130 (loadgp_newabi): ...this.
2131 (loadgp_noshared): Rename to...
2132 (loadgp_absolute): ...this.
2134 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2136 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2137 false for locally-binding symbols.
2138 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2140 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2142 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2143 (SYMBOL_GOT_PAGE_OFST): ...this.
2144 (SYMBOL_GOT_GLOBAL): Rename to...
2145 (SYMBOL_GOT_DISP): ...this.
2146 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2147 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2148 * config/mips/mips.c (mips_global_symbol_p): New function.
2149 (mips_symbol_binds_local_p): Likewise.
2150 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2151 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2152 and mips_symbol_binds_local_p.
2153 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2154 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2155 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2157 (mips_ok_for_lazy_binding_p): New function.
2158 (mips_load_call_address, mips_expand_call): Use it.
2159 (mips_dangerous_for_la25_p): Likewise.
2160 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2161 (*got_disp<mode>): Use got_disp_operand instead of
2162 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2163 SYMBOL_GOTOFF_GLOBAL.
2164 (*got_page<mode>): Use got_page_ofst_operand instead of
2166 * config/mips/predicates.md (const_call_insn_operand): Use
2167 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2168 (global_got_operand): Rename to...
2169 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2171 (local_got_operand): Rename to...
2172 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2173 of SYMBOL_GOT_LOCAL.
2175 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2177 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2178 TARGET_CALL_CLOBBERED_GP.
2179 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2180 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2181 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2182 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2183 of TARGET_ABICALLS && !TARGET_NEWABI.
2184 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2185 * config/mips/mips.c (mips_load_call_address): Check
2186 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2187 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2188 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2189 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2190 TARGET_ABICALLS && TARGET_NEWABI.
2191 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2193 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2194 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2195 TARGET_ABICALLS && TARGET_NEWABI.
2196 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2197 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2198 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2199 whether indirect calls must use $25.
2200 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2202 * config/mips/mips.md (jal_macro): Check flag_pic and
2203 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2204 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2205 instead of TARGET_ABICALLS.
2206 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2207 TARGET_ABICALLS && TARGET_OLDABI.
2208 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2209 (sibcall): In the comment above the define_insn, mention
2210 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2211 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2212 instead of TARGET_ABICALLS.
2214 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2216 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2217 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2218 (MACFLAGS_MATCH_P): New macro.
2219 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2220 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2221 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2222 the other MACFLAG constants.
2223 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2224 (flag_machi): Tighten constraints. Renumber some of the operands.
2225 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2227 (flag_machi_parts_acconly): New pattern.
2228 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2230 (flag_macinit1hi): Tighten constraints.
2231 (flag_mul_macv2hi_parts_acconly): New pattern.
2233 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2234 Use a more efficient implementation.
2235 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2236 inline sequences when not optimizing for size.
2238 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2239 movhi_high2low): Delete, merge functionality into...
2240 (packv2hi): ... this pattern.
2242 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2243 * config/bfin/bfin.opt (msim): New option.
2244 (mcpu=): New option.
2245 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2246 (bfin_cpu_t): Typedef of enum bfin_cpu.
2247 (bfin_cpu_type): New declaration.
2248 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2249 -msim and -mcpu= options.
2250 (LIB_SPEC): Likewise.
2251 * config/bfin/bfin.c (bfin_cpu_type): Define.
2252 (bfin_handle_option): Handle -mcpu= option.
2253 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2254 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2255 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2257 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2259 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2260 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2261 (powerpc-wrs-vxworksae): Use ${tm_file}.
2262 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2263 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2264 * config/i386/vx-common.h: New file.
2266 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2268 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2271 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2273 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2276 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2280 * c-common.c (c_build_qualified_type): Set canonical type
2283 2007-04-12 Richard Guenther <rguenther@suse.de>
2285 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2286 lower bound and element size if lower bound is not zero
2287 or either of the ARRAY_REF operands is set.
2289 2007-04-12 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/24689
2292 PR tree-optimization/31307
2293 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2295 * gimplify.c (canonicalize_addr_expr): To be consistent with
2296 gimplify_compound_lval only set operands two and three of
2297 ARRAY_REFs if they are not gimple_min_invariant. This makes
2298 it never at this place.
2299 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2301 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2303 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2304 null before emitting a .nsubspa directive.
2306 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2308 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2309 need_to_partition_p if there are no memory statements in the
2312 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2314 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2315 (gcd_of_steps_may_divide_p): New function.
2316 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2318 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2320 * reload.c (find_reloads_toplev, find_reloads_address,
2321 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2322 not a pointer equality test, to decide if we need to call
2323 push_reg_equiv_alt_mem.
2325 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2327 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2328 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2329 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2331 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2333 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2334 vector to be positive.
2336 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2340 * doc/invoke.texi: Document --params max-aliased-vops and
2342 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2343 debug_memory_partitions): Move to tree-flow.h
2344 * params.h (AVG_ALIASED_VOPS): Define.
2345 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2347 (mp_info_t): Likewise.
2348 (get_mem_sym_stats_for): New.
2349 (set_memory_partition): Move from tree-flow-inline.h.
2350 (mark_non_addressable): Only clear the set of symbols for the
2351 partition if it exists.
2352 (dump_memory_partitions): Move from tree-ssa-operands.c
2353 (debug_memory_partitions): Likewise.
2354 (need_to_partition_p): New.
2355 (dump_mem_ref_stats): New.
2356 (debug_mem_ref_stats): New.
2357 (dump_mem_sym_stats): New.
2358 (debug_mem_sym_stats): New.
2359 (update_mem_sym_stats_from_stmt): New.
2360 (compare_mp_info_entries): New.
2361 (mp_info_cmp): Call it.
2362 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2364 (get_mpt_for): Move from tree-ssa-operands.c.
2365 (find_partition_for): New.
2366 (create_partition_for): Remove.
2367 (estimate_vop_reduction): New.
2368 (update_reference_counts): New.
2369 (build_mp_info): New.
2370 (compute_memory_partitions): Refactor.
2371 Document new heuristic.
2372 Call build_mp_info, update_reference_counts,
2373 find_partition_for and estimate_vop_reduction.
2374 (compute_may_aliases): Populate virtual operands before
2375 calling debugging dumps.
2376 (delete_mem_sym_stats): New.
2377 (delete_mem_ref_stats): New.
2378 (init_mem_ref_stats): New.
2379 (init_alias_info): Call it.
2380 (maybe_create_global_var): Remove alias_info argument.
2381 Get number of call sites and number of pure/const call sites
2382 from gimple_mem_ref_stats().
2383 (dump_alias_info): Call dump_memory_partitions first.
2384 (dump_points_to_info_for): Show how many times a pointer has
2386 * opts.c (decode_options): For -O2 set --param
2387 max-aliased-vops to 500.
2388 For -O3 set --param max-aliased-vops to 1000 and --param
2389 avg-aliased-vops to 3.
2390 * fortran/options.c (gfc_init_options): Remove assignment to
2392 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2393 * tree-dfa.c (dump_variable): Dump memory reference
2395 Dump NO_ALIAS* settings.
2396 (referenced_var_lookup): Tidy.
2397 (mem_sym_stats): New.
2398 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2399 and ORIG are different SSA names for a memory partition.
2400 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2401 * tree-flow.h (struct mem_sym_stats_d): Define.
2402 (mem_sym_stats_t): Define.
2403 (struct mem_ref_stats_d): Define.
2404 (struct gimple_df): Add field mem_ref_stats.
2405 (enum noalias_state): Define.
2406 (struct var_ann_d): Add bitfield noalias_state.
2407 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2408 debug_mem_ref_stats, debug_memory_partitions,
2409 debug_mem_sym_stats): Declare.
2410 * tree-ssa-structalias.c (update_alias_info): Update call
2411 sites, pure/const call sites and asm sites in structure
2412 returned by gimple_mem_ref_stats.
2413 Remove local variable IS_POTENTIAL_DEREF.
2414 Increase NUM_DEREFS if the memory expression is a potential
2416 Call update_mem_sym_stats_from_stmt.
2417 If the memory references memory, call
2418 update_mem_sym_stats_from_stmt for all the direct memory
2419 symbol references found.
2420 (intra_create_variable_infos): Set noalias_state field for
2421 pointer arguments according to the value of
2422 flag_argument_noalias.
2423 * tree-ssa-structalias.h (struct alias_info): Remove fields
2424 num_calls_found and num_pure_const_calls_found.
2425 (update_mem_sym_stats_from_stmt): Declare.
2426 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2427 Set default value to 100.
2428 (PARAM_AVG_ALIASED_VOPS): Define.
2430 2007-04-11 Richard Guenther <rguenther@suse.de>
2433 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2434 a * -b + c as c - a * b if we honor sign dependent rounding.
2436 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2438 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2440 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2441 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2443 (initialize_trampoline): Don't use old-style function definition.
2444 (bfin_secondary_reload): Mark IN_P argument as unused.
2446 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2448 PR tree-optimization/31343
2449 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2450 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2451 * testsuite/gcc.dg/vect/pr31343.c: New.
2453 2007-04-10 Eric Christopher <echristo@apple.com>
2455 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2456 * config/i386/i386.md (*cmpfp0): Use.
2457 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2458 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2459 (fix_trunc<mode>_i386_fisttp): Ditto.
2460 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2461 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2462 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2463 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2464 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2465 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2466 (unnamed_splitters): Ditto.
2467 * config/i386/i386.c (output_fix_trunc): Assert that
2468 we're not being passed a TFmode operand.
2470 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2472 PR tree-optimization/31526
2473 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2474 n_basic_blocks to find newly added blocks.
2476 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2478 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2480 (fix_trunc<mode>si_sse): Ditto.
2481 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2482 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2483 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2484 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2485 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2486 expander using SSEMODEF mode macro.
2487 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2488 expander using SSEMODEF mode macro.
2489 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2490 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2491 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2492 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2493 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2494 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2495 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2496 Macroize insn using X87MODEF mode macro.
2498 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2500 * config/i386/sse.md (sse2_pinsrw): Removed.
2501 (sse2_pextrw): Renamed to ...
2502 (*sse2_pextrw): This.
2504 2007-04-09 Jan Hubicka <jh@suse.cz>
2507 * config/i386/sse.md
2508 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2509 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2510 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2511 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2513 2007-04-09 Jan Hubicka <jh@suse.cz>
2515 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2516 multiple fields of union.
2518 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2520 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2521 (create_preheaders): Check that loops are available.
2522 (fix_loop_structure): Clean up, improve comments.
2523 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2524 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2526 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2527 * predict.c (tree_estimate_probability): Do not call
2528 calculate_dominance_info. Call create_preheaders.
2529 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2530 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2532 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2533 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2534 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2535 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2538 2007-04-08 Jan Hubicka <jh@suse.cz>
2540 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2541 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2542 * fold-const.c (fold_unary): Use it.
2544 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2546 * varasm.c (assemble_variable): Remove call to
2547 lang_hooks.decls.prepare_assemble_variable.
2548 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2549 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2550 * langhooks.h (lang_hooks_for_decls): Remove
2551 prepare_assemble_variable.
2553 2007-04-08 Mike Stump <mrs@apple.com>
2555 * config/i386/i386.c: Use inc/dec on Core2.
2557 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2559 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2560 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2561 lhd_tree_inlining_end_inlining): Remove.
2562 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2563 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2565 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2566 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2567 lhd_tree_inlining_end_inlining): Remove prototypes.
2568 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2569 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2570 LANG_HOOKS_TREE_INLINING_START_INLINING,
2571 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2573 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2576 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2579 * config/avr/predicates.md (io_address_operand): Delete predicate.
2580 (low_io_address_operand): Don't use 'mode' argument.
2581 (higth_io_address_operand): Rename ...
2582 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2583 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2586 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2588 Revert change removing staticp.
2590 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2593 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2596 2007-04-07 Bruce Korb <bkorb@gnu.org>
2598 * c.opt: Add -Wformat-contains-nul.
2599 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2601 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2602 the NUL byte warning.
2604 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2606 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2608 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2610 * tree.c (staticp): No longer use staticp langhook.
2611 * langhooks.c (lhd_staticp): Removed.
2612 * langhooks.h (struct lang_hooks): Remove staticp.
2613 * c-common.c (c_staticp): Remove.
2614 * c-common.h (c_staticp): Ditto.
2615 * langhooks-defs.h (lhd_staticp): Ditto.
2616 (LHD_HOOKS_STATICP): Ditto
2617 * tree.h (gcc_assert_lowered): New macro.
2619 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2621 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2622 argument "reliable".
2623 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2624 Add argument "reliable". Propagate it through calls.
2625 (infer_loop_bounds_from_undefined): Derive number of iterations
2626 estimates from references in blocks that do not dominate loop latch.
2627 (gcov_type_to_double_int): New function.
2628 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2629 and expected_loop_iterations_unbounded.
2630 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2631 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2632 * tree-data-ref.c (estimated_loop_iterations): Export.
2633 (get_references_in_stmt): Fix -- do not return addresses of local
2635 * cfgloop.h (expected_loop_iterations_unbounded,
2636 estimated_loop_iterations): Declare.
2638 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2640 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2642 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2644 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2645 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2646 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2647 Use output_387_reg_move().
2648 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2649 expander using X87MODEF12 mode macro.
2650 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2651 choosing register preferences. Use output_387_reg_move().
2652 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2653 instead of "x". Use output_387_reg_move().
2654 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2655 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2656 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2657 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2658 Use output_387_reg_move().
2659 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2661 (*truncxf?f_i387 splitter): Ditto.
2663 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2665 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2666 LANG_HOOKS_SAFE_FROM_P.
2667 * expr.c (safe_from_p): Remove langhook call.
2668 * langhooks.h (lang_hooks): Remove safe_from_p.
2669 (lhd_safe_from_p): Remove prototype.
2670 * langhooks.c (lhd_safe_from_p): Remove.
2672 2007-04-06 Jan Hubicka <jh@suse.cz>
2674 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2677 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2679 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2680 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2681 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2682 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2684 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2685 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2687 2007-04-05 Richard Henderson <rth@redhat.com>
2689 * config/alpha/alpha.c (print_operand) [+]: Remove.
2690 (alpha_end_function): Print nop if call at end of function.
2691 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2692 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2693 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2694 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2695 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2696 the call pattern. Update peepholes to match.
2698 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2700 * doc/extend.texi (Other Builtins): Add decimal float variants
2702 * builtins.def: Ditto.
2703 * builtins.c (expand_builtin): Ditto.
2705 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2706 H.J. Lu <hongjiu.lu@intel.com>
2709 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2710 of V8HImode when calling ix86_binary_operator_ok.
2711 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2712 (sdot_prodv8hi): Operands 1 and 2 must be register.
2714 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2716 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2717 initialize align to silence bogus warning.
2719 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2722 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2724 (struct sra_walk_fns): Remove use_all parameter from use.
2725 (sra_hash_tree): Handle BIT_FIELD_REFs.
2726 (sra_elt_hash): Don't hash bitfld blocks.
2727 (sra_elt_eq): Skip them in parent compares as well. Handle
2729 (sra_walk_expr): Don't maintain or pass down use_all_p.
2730 (scan_use): Remove use_all parameter.
2731 (scalarize_use): Likewise. Re-expand assignment to
2732 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2733 output, and re-scalarize after output. Don't mark anything
2735 (scalarize_ldst): Adjust.
2736 (scalarize_walk_gimple_modify_statement): Likewise.
2737 (build_element_name_1): Handle BIT_FIELD_REFs.
2738 (instantiate_element): Don't warn for any element whose parent
2740 (instantiate_missing_elements_1): Return the sra_elt.
2741 (canon_type_for_field): New.
2742 (try_instantiate_multiple_fields): New.
2743 (instantiate_missing_elemnts): Use them.
2744 (mark_no_warning): Removed.
2745 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2746 (REPLDUP, sra_build_elt_assignment): New.
2747 (generate_copy_inout): Use them.
2748 (generate_element_copy): Likewise. Handle bitfld differences.
2749 (generate_element_zero): Don't recurse for blocks. Use
2750 sra_build_elt_assignment.
2751 (generate_one_element_int): Take elt instead of var. Use
2752 sra_build_elt_assignment.
2753 (generate_element_init_1): Adjust.
2754 (scalarize_use, scalarize_copy): Use REPLDUP.
2755 (scalarize_ldst): Move assert before dereference.
2756 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2758 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2760 * regmove.c: Fix unused variable warnings due to previous commit.
2762 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2764 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2765 (regmove_bb_head): Remove.
2766 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2767 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2768 problems with fixup_match_1.
2769 Don't initialize/free regmove_bb_head.
2771 (reg_is_remote_constant_p): If an insn is in the same basic block
2772 but not before INSN, consider it remote, too.
2774 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2777 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2778 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2780 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2783 (CONDITIONAL_REGISTER_USAGE): Likewise.
2785 2007-04-04 Richard Henderson <rth@redhat.com>
2787 * config/alpha/lib1funcs.asm: Remove unused file.
2789 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2792 * opts.c (print_specific_help): Fix --help=<language>
2794 (common_handle_option): Support --help=common.
2796 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2799 * gcc.c (main): Do not run the linker if
2800 print_subprocess_help indicates that it shouldn't be
2803 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2806 * doc/invoke.texi (--help=): Document <languages> value, fix
2807 formatting in tables of values.
2809 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2811 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2812 dllimport attribute of virtual methods.
2814 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2816 * config/score/crti.asm: Change _bss_start to __bss_start.
2817 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2818 (OUTGOING_REG_PARM_STACK_SPACE) update.
2819 * config/score/score.opt: add options to make backend support
2820 score5, score5u, score7 and score7d.
2821 * config/score/score.md: Likewise.
2822 * config/score/misc.md: Likewise.
2823 * config/score/mac.md: Likewise.
2824 * doc/invoke.texi: Likewise.
2825 * doc/md.texi: update constraints define.
2827 2007-04-03 Richard Henderson <rth@redhat.com>
2829 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2830 an appropriate type, use the mode instead.
2832 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2834 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2835 Set the default --with-arch setting to mips2.
2836 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2837 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2838 (MULTILIB_OSDIRNAMES): Delete.
2839 (MULTILIB_DIRNAMES): Define.
2840 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2841 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2842 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2843 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2844 VXWORKS_OS_CPP_BUILTINS.
2845 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2846 (MIPS_DEBUGGING_INFO): Undefine.
2847 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2849 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2852 * fold-const.c (native_encode_real): Encode real.c provided longs
2853 as a series of 32-bit native integers.
2854 (native_interpret_real): Interpret buffer as a series of 32-bit
2857 2007-04-03 Richard Guenther <rguenther@suse.de>
2859 * genpreds.c (write_insn_constraint_len): Write function
2860 optimized for CONSTRAINT_LEN implementation.
2861 (write_tm_preds_h): Output insn_constraint_len inline and
2862 use it for CONSTRAINT_LEN.
2863 (write_insn_preds_c): Don't output insn_constraint_len.
2864 * doc/md.texi (define_register_constraint): Document multi-letter
2865 constraints shall have the same length if they start with the same
2868 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2871 * config/i386/i386.md (isinf<mode>2): Expand only when
2872 TARGET_C99_FUNCTIONS is set.
2874 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2876 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2877 (x86_64-*-linux*): Ditto.
2878 * config/i386/i386.opt (mpc): New option.
2879 * config/i386/i386.c (overrride_options): Handle
2880 ix87_precision_string.
2881 * config/i386/crtprec.c: New file.
2882 * config/i386/t-crtpc: Ditto.
2883 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2885 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2886 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2887 crtprec32.o, crtprec64.o and crtprec80.o.
2889 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2891 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2893 2007-04-02 Eric Christopher <echristo@apple.com>
2895 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2896 limitations on darwin.
2898 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2901 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2903 2007-04-02 Dave Korn <dave.korn@artimi.com>
2905 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2907 2007-04-02 Dave Korn <dave.korn@artimi.com>
2909 * libgcc2.h (exception_descriptor): Don't forward-declare.
2910 (__get_eh_table_language, __get_eh_table_version): Delete
2911 prototypes of long-dead functions.
2913 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2915 * ebitmap.h: New file
2916 * ebitmap.c: New file
2917 * Makefile.in (ebitmap.o): New target.
2919 2007-04-01 Jan Hubicka <jh@suse.cz>
2921 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2922 before very first instruction.
2924 2007-04-01 Jan Hubicka <jh@suse.cz>
2926 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2927 waring on 64bit hosts.
2928 * bitmap.h: Fix typo in bitmap_head_def.
2930 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2932 PR rtl-optimization/31391
2933 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2934 into a DELETED_LABEL note, and the label is in an empty basic
2935 block, update BB_END as well as BB_HEAD.
2937 2007-04-01 Richard Henderson <rth@redhat.com>
2939 PR tree-optimization/31169
2940 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2941 to varying if the range is outside [0, prec-1].
2943 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2946 * config/mips/mips.md (load_const_gp): New insn.
2947 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2948 the MIPS16 GP pseudo register if no_new_pseudos.
2949 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2951 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2954 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2956 (call_value): Likewise.
2958 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2959 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2962 * doc/invoke.texi: (optimization options): Reword description
2963 of -ffast-math. Document its primary purpose.
2965 2007-03-31 Richard Guenther <rguenther@suse.de>
2967 * omp-low.c (splay-tree.h): Include.
2968 (lookup_decl): Replace splay-tree usage by pointer-map.
2969 (maybe_lookup_decl): Likewise.
2970 (new_omp_context): Likewise.
2971 (delete_omp_context): Likewise.
2972 * gimplify.c (splay-tree.h): Include.
2973 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2975 (remap_ssa_name): Likewise.
2976 (remap_decl): Likewise.
2977 (remap_type_1): Likewise.
2978 (remap_type): Likewise.
2979 (copy_body_r): Likewise.
2980 (expand_call_inline): Likewise.
2981 (clone_body): Likewise.
2982 (copy_tree_r): Likewise.
2983 (remap_save_expr): Likewise.
2984 (unsave_r): Likewise.
2985 (unsave_expr_now): Likewise.
2986 (tree_function_versioning): Likewise.
2987 (build_duplicate_type): Likewise.
2988 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2989 (struct copy_body_data): Replace splay-tree by pointer-map.
2990 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2991 not $(SPLAY_TREE_H).
2992 (gimplify.o): Depend on $(SPLAY_TREE_H).
2993 (omp-low.p): Likewise.
2995 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2997 * config/avr/predicates.md (even_register_operand,
2998 odd_register_operand): New predicates.
2999 * config/avr/avr.md (movw peephole2): New.
3000 (movw_r peephole2): New.
3002 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3004 * tree.h (get_signed_or_unsigned_type): New.
3005 * fold-const.c (operand_equal_for_comparison_p): Use
3006 get_signed_or_unsigned_type instead of
3007 lang_hooks.types.signed_or_unsigned_type.
3008 * expr.c (store_expr): Ditto.
3009 * langhooks.c (get_signed_or_unsigned_type): New.
3010 (lhd_signed_or_unsigned_type): New.
3011 * langhooks.h (lhd_signed_or_unsigned_type): New.
3012 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3014 2007-03-30 Richard Henderson <rth@redhat.com>
3016 * tree-ssa-loop-ivopts.c: Include target.h.
3017 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3018 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3019 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3020 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3022 2007-03-30 Richard Henderson <rth@redhat.com>
3023 Kai Tietz <kai.tietz@onevision.com>
3025 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3027 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3028 (TARGET_64BIT_MS_ABI): New.
3029 (DBX_REGISTER_NUMBER): Handle 64-bit.
3030 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3031 (LONG_TYPE_SIZE): Force to 32.
3032 (REG_PARM_STACK_SPACE): New.
3033 (OUTGOING_REG_PARM_STACK_SPACE): New.
3034 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3035 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3036 (STACK_BOUNDARY): Use 128 for 64-bit.
3037 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3038 Add 64-bit implementation.
3039 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3041 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3042 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3043 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3044 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3045 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3046 TARGET_64BIT_MS_ABI.
3047 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3048 (ix86_pass_by_reference): Likewise.
3049 (ix86_function_value_regno_p): Likewise.
3050 (ix86_build_builtin_va_list): Likewise.
3051 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3052 (function_arg_advance_ms_64): New.
3053 (function_arg_advance): Call it.
3054 (function_arg_ms_64): New.
3055 (function_arg): Call it.
3056 (function_value_ms_64): New.
3057 (ix86_function_value_1): Call it.
3058 (return_in_memory_ms_64): New.
3059 (ix86_return_in_memory): Call it.
3060 (setup_incoming_varargs_ms_64): New.
3061 (ix86_setup_incoming_varargs): Call it.
3062 (ix86_expand_prologue): Handle 64-bit stack probing.
3063 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3064 (output_pic_addr_const): Likewise.
3065 (x86_this_parameter): Likewise.
3066 (x86_output_mi_thunk): Likewise.
3067 (x86_function_profiler): Likewise.
3068 (TARGET_STRICT_ARGUMENT_NAMING): New.
3069 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3070 (TARGET_64BIT_MS_ABI): New.
3071 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3072 * config/i386/i386.md (allocate_stack_worker): Remove.
3073 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3074 describe the clobber of eax without a match_scratch.
3075 (allocate_stack_worker_postreload): Remove.
3076 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3077 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3078 (allocate_stack_worker_rex64_postreload): Remove.
3079 (allocate_stack): Handle 64-bit.
3080 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3081 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3082 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3083 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3084 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3085 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3086 * config.build (x86_64-*-mingw*): New host.
3087 * config.host (x86_64-*-mingw*): New host.
3088 * config.gcc (x86_64-*-mingw*): New target.
3089 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3091 2007-03-30 Richard Henderson <rth@redhat.com>
3092 Kai Tietz <kai.tietz@onevision.com>
3094 * c-pragma.c (struct def_pragma_macro_value): New.
3095 (struct def_pragma_macro): New.
3096 (pushed_macro_table): New.
3097 (dpm_hash, dpm_eq): New.
3098 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3099 (init_pragma): Install them.
3100 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3102 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3104 * config/avr/avr.c (avr_override_options): Clear
3105 'flag_delete_null_pointer_checks'.
3107 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3110 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3111 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3112 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3113 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3114 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3115 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3116 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3118 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3120 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3122 * regmove.c: Move all of pass_stack_adjustments from here...
3123 * combine-stack-adj.c: ...to this new file.
3124 * Makefile.in: Add rules for combine-stack-adj.o.
3126 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3128 PR tree-optimization/31383
3129 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3130 to have the same length.
3132 2007-03-30 Jan Hubicka <jh@suse.cz>
3135 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3136 availablility; add more sanity checking; ask varpool only about
3139 2007-03-29 Richard Henderson <rth@redhat.com>
3141 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3142 to decide, but __SIZEOF_LONG_LONG__.
3144 2007-03-29 Richard Henderson <rth@redhat.com>
3146 * emutls.c (struct __emutls_array): New.
3147 (emutls_destroy): Use it instead of casting element 0 from void*.
3148 (__emutls_get_address): Likewise.
3150 2007-03-29 Richard Henderson <rth@redhat.com>
3152 * varasm.c (initializer_constant_valid_p): Don't deny
3153 DECL_DLLIMPORT_P on functions.
3155 * config/i386/cygming.h: Remove function declarations.
3156 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3157 (ASM_OUTPUT_LABELREF): Remove.
3158 (COMMON_ASM_OP): Remove.
3159 (ASM_OUTPUT_COMMON): Remove.
3160 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3161 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3162 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3163 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3164 Rename from TARGET_ENCODE_SECTION_INFO.
3165 * config/i386/netware.h: Likewise.
3166 * config/i386/i386-protos.h: Update.
3167 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3168 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3169 (legitimate_constant_p): Reject dllimports.
3170 (dllimport_map, get_dllimport_decl): New.
3171 (legitimize_dllimport_symbol): New.
3172 (legitimize_address, ix86_expand_move): Use it.
3173 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3174 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3175 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3176 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3177 * config/i386/predicates.md (constant_call_address_operand): Only
3178 accept symbols; reject dllimport_p symbols.
3179 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3180 i386_pe_maybe_record_exported_symbol.
3181 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3182 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3183 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3184 trust the setting of DECL_DLLIMPORT_P.
3185 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3186 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3187 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3188 tidy the argument scanning loop.
3189 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3190 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3191 (i386_pe_strip_name_encoding): Remove.
3192 (i386_pe_binds_local_p): New.
3193 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3194 (i386_pe_output_labelref): Remove.
3195 (i386_pe_asm_output_aligned_decl_common): New.
3196 (i386_pe_maybe_record_exported_symbol): Rename from
3197 i386_pe_record_exported_symbol; check for dllexported symbols.
3199 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3201 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3202 add comment explaining why vsnprintf cannot be used.
3204 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3206 PR tree-optimization/30666
3207 * tree.c (build_complex_type): When creating type names for DWARF2
3208 debug info, create TYPE_DECLs for TYPE_NAME instead of
3210 (build_common_tree_nodes_2): Use build_complex_type when building
3211 predefined complex types, to preserve canonical types.
3213 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3215 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3216 (noce_get_alt_condition): Look at it to determine whether to
3217 reverse the condition or not.
3218 (noce_get_condition): Substitute the truth for lies.
3219 (noce_find_if_block): Set the then_else_reversed field.
3221 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3223 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3224 destination of this insn.
3225 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3226 than calling gen_rtx_SET directly. Use r0 to hold the value of
3227 'address + 4' rather than a stack based temporary which can be
3230 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3232 * config/s390/s390.c (s390_secondary_input_reload_class,
3233 s390_secondary_output_reload_class): Functions removed.
3234 (s390_secondary_reload): New function.
3235 (TARGET_SECONDARY_RELOAD): Target macro defined.
3236 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3237 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3238 * config/s390/s390.md ("reload_outti", "reload_outdi",
3239 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3240 "reload_out<mode>"): Expanders removed.
3241 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3242 "reload<mode>_nonoffmem_out"): Expanders added.
3244 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3246 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3247 SRC->DEST replacement failed anyway.
3249 2007-03-28 Mike Stump <mrs@apple.com>
3251 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3252 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3253 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3255 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3257 * config.gcc: Accept barcelona as a variant of amdfam10.
3258 * config/i386/i386.c (override_options): Likewise.
3259 * doc/invoke.texi: Likewise.
3261 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3263 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3264 offsets for BIT_FIELD_REF and COMPONENT_REF.
3266 2007-03-28 Richard Guenther <rguenther@suse.de>
3268 * tree.c (is_global_var): Move ...
3269 * tree-flow-inline.h (is_global_var): ... here.
3270 * tree.h (is_global_var): Remove declaration.
3272 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3276 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3277 * config/i386/i386.c (ix86_tune_features): Initialize new
3279 * config/i386/predicates.md (promotable_binary_operator): Use
3280 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3282 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3285 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3287 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3289 * config/fr30/fr30.md (movsi_internal): Change destination
3290 constraint from m to V and add m to the end.
3292 2007-03-28 Christian Bruel <christian.bruel@st.com>
3294 * config/sh/sh.md (movsi_i): Fix type attribute.
3296 2007-03-28 Christian Bruel <christian.bruel@st.com>
3298 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3299 (movsf_ie): Likewise.
3301 2007-03-28 Christian Bruel <christian.bruel@st.com>
3303 * config.gcc: Add sh4-300 to multilib.
3304 * config/sh/t-mlib-sh4-300: New file.
3306 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3308 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3309 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3311 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3312 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3313 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3314 "fixuns_trunctddi2"): Whitespace fix.
3316 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3318 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3319 the definition of struct sh_args.
3320 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3321 CALL_COOKIE_INT_REG_GET): Likewise.
3323 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3325 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3326 transformations are applied successfully.
3328 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3330 * tree.c (tree_contains_struct): Permit 512 tree codes.
3331 * tree.h (tree_contains_struct): Ditto.
3332 (MAX_TREE_CODES): Ditto.
3333 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3334 SPARE member to store remaining padding bits.
3336 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3338 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3341 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3343 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3344 * configure: Regenerate.
3346 * configure: Regenerate using the correct version of autoconf.
3348 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3350 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3352 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3353 regs to "__SP_L__" and "__SP_H__".
3355 2007-03-27 Richard Guenther <rguenther@suse.de>
3357 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3358 computations with it with a HOST_WIDE_INT variable.
3360 2007-03-26 Mike Stump <mrs@apple.com>
3362 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3363 objective-c-header, objective-c++-header and objc++-cpp-output
3365 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3367 2007-03-26 Richard Henderson <rth@redhat.com>
3370 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3371 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3372 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3373 IX86_BUILTIN_PSRLQ128): New.
3374 (ix86_init_mmx_sse_builtins): Add them.
3375 (ix86_expand_builtin): Expand them.
3376 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3377 operand 2 be TImode.
3378 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3379 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3380 _mm_srli_epi64): Mark __B const.
3381 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3382 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3383 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3384 new two-vector shift builtins.
3386 2007-03-26 Ian Lance Taylor <iant@google.com>
3388 PR tree-optimization/31345
3389 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3390 [+INF, +INF(OVF)] into VARYING.
3392 2007-03-26 Zack Weinberg <zackw@panix.com>
3394 * gengtype-parse.c: New file.
3395 * gengtype-yacc.y: Delete.
3396 * gengtype-lex.l: Don't include gengtype-yacc.h.
3397 Define YY_DECL and yyterminate appropriately for recursive
3398 descent parser. yylval is now a string out-parameter to yylex.
3399 (HWS, EOID): New shorthand.
3400 (IWORD): Add a couple more types.
3401 (yylex): Add a setup stanza. Remove the complex rules for
3402 detecting GTY'ed types and typedefs; replace with simple
3403 keyword detectors. Adjust everything for the changed
3404 definition of yylval. Ignore all pp-directives, not just #define.
3406 (parse_file): Rename yybegin; do not call yyparse.
3408 * gengtype.c (xasprintf): Export again.
3409 (this_file): New. Use everywhere __FILE__ was being used.
3410 (get_lang_bitmap): Special case types defined in gengtype.c.
3411 (do_typedef, new_structure): Suppress definition of certain types.
3412 (new_structure): Improve diagnostics of duplicate definitions.
3413 Make sure location_s is associated with input.h.
3414 (nreverse_pairs, define_location_structures): New functions.
3415 (main): Improve tagging of kludge types. Remove old kludges
3416 for input.h types; use define_location_structures.
3417 * gengtype.h: Update prototypes. Define token codes here.
3418 * Makefile.in: Remove all references to gengtype-yacc.
3419 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3421 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3422 add GTY((skip)) to the field that's only conditionally there.
3423 * doc/install.texi: Document that Bison is no longer required
3424 unless building treelang.
3426 * gengtype.c: Don't include gtyp-gen.h.
3427 (srcdir): Declare here.
3428 (base_files, lang_dir_names): Allocate dynamically.
3429 (gt_files, num_gt_files, num_lang_dirs): New globals.
3430 (measure_input_list, read_input_line, read_input_list)
3431 (set_lang_bitmap): New functions.
3432 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3433 simplify, relying on read_input_list to set up the bitmaps.
3434 (main): Arguments are no longer unused. Check for correct number
3435 of command line arguments, set srcdir and srcdir_len, then call
3436 read_input_list, before doing anything else. No need to worry
3437 about duplicates in main loop.
3438 * configure.ac: Simplify the calculation of all_gtfiles.
3439 Put language tags in there. Don't set or substitute
3440 all_gtfiles_files_langs or all_gtfiles_files_frags.
3441 * Makefile.in: Revamp the way gengtype is invoked, now that it
3442 takes a file on its command line with a much simpler format.
3443 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3444 (GTFILES): Remove duplicates and C source files.
3445 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3446 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3447 * configure: Regenerate.
3449 * gengtype.h: Remove all type definitions to gengtype.c; leave
3450 only definitions of options_p, type_p, and pair_p as opaque
3451 pointers. Update prototypes.
3452 * gengtype.c: Many type definitions moved here from gengtype.h.
3453 Consolidate type definitions at the top of the file.
3454 (xvasprintf): Delete.
3455 (xasprintf): Make static.
3456 (create_nested_pointer_option): Add 'next' parameter.
3457 (create_field_all, create_field_at): New functions.
3458 (create_field): Now a thin wrapper around create_field_all.
3459 (create_optional_field): Rename create_optional_field_ and add
3460 line argument. Original name is now a macro which supplies
3462 (oprintf): Use vsnprintf directly.
3463 (close_output_files): Use fatal rather than perror/exit.
3464 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3465 (main): Set progname. Don't use exit.
3466 * gengtype-yacc.y (struct_fields): Use create_field_at.
3467 (option, optionseqopt): Delete.
3468 (optionseq): Consolidate productions from option here so we
3469 can use the first argument to create_option.
3471 * gengtype-lex.l: Distinguish unions from structures in the
3472 token type. Don't call find_structure; return the tag as a string.
3473 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3474 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3475 Reorganize typedef_struct production accordingly.
3476 Use create_nested_ptr_option.
3477 * gengtype.c (create_nested_ptr_option): New function.
3478 * gengtype.h: Declare it.
3480 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3481 (string_type): Don't declare.
3482 (do_scalar_typedef): Declare.
3483 (create_scalar_type): Update prototype.
3484 * gengtype.c (string_type): Make static.
3485 (scalar_nonchar, scalar_char): New.
3486 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3487 (resolve_typedef): Use scalar_nonchar for error recovery.
3488 (create_scalar_type): Remove name_len field. Return scalar_char
3489 or scalar_nonchar as appropriate.
3490 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3492 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3494 (main): Initialize scalar_char and scalar_nonchar before calling
3496 * gengtype-lex.l: Adjust for removal of second argument to
3497 create_scalar_type. Use yylval.s instead of yylval.t when
3499 * gengtype-yacc.y: Type of SCALAR is string. Call
3500 create_scalar_type from type:SCALAR rule. Adjust for removal of
3501 second argument to create_scalar_type.
3503 * vec.h: Remove all #if IN_GENGTYPE blocks.
3504 Add comment saying that changes may require adjustments to gengtype.
3505 * gengtype.c: Don't include coretypes.h or tm.h.
3506 Add comment to inclusion of errors.h.
3507 (note_def_vec, note_def_vec_alloc): New functions.
3508 * gengtype.h: Declare new functions.
3509 * gengtype-lex.l: Don't include coretypes.h.
3510 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3512 (update_lineno): Remove unnecessary prototype.
3513 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3514 (VEC rule): Just return VEC_TOKEN.
3515 * gengtype-yacc.y (VEC_TOKEN): New token type.
3516 (type): Add a production for VEC(a,b).
3517 * Makefile.in: Update dependencies.
3519 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3520 typedefs that use the old PARAMS macro.
3522 * gengtype-lex.l: Remove all rules and states relating to yacc
3524 * gengtype-yacc.y: Similarly.
3525 * gengtype.c (note_yacc_type): Delete function.
3526 * gengtype.h: Update prototypes.
3528 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3530 * tree-pretty-print.c (dump_generic_node): Report precision of
3531 unnamed integer types.
3533 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3535 * ifcvt.c (noce_try_store_flag_constants): Don't check
3536 no_new_pseudos here.
3537 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3538 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3539 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3540 noce_try_sign_mask): Likewise.
3541 (if_convert): Check no_new_pseudos here.
3543 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3545 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3546 (noce_get_condition): Handle new then_else_reversed argument.
3547 (noce_init_if_info): Remove, fold into noce_find_if_block.
3548 (noce_process_if_block): Take a struct noce_if_info as the
3549 argument. Don't set up one based on ce_if_info. Update pointer
3550 references accordingly.
3551 (cond_move_process_if_block): Likewise.
3552 (process_if_block): Removed.
3553 (find_if_block): Removed. Move functionality two new functions,
3554 noce_find_if_block and cond_exec_find_if_block.
3555 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3556 blocks and the symmetric IF-ELSE-JOIN case.
3557 (cond_exec_find_if_block): Also new function mostly based on old
3558 find_if_block and process_if_block.
3559 (find_if_header): Replace find_if_block call with separately
3560 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3561 (find_cond_trap): Update noce_get_condition call.
3562 (dead_or_predicable): Likewise.
3564 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3566 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3568 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3569 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3570 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3571 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3572 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3573 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3574 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3575 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3576 __builtin_ia32_psrad128 builtins.
3578 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3580 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3581 * config/i386/constraints.md
3582 (define_constraint "I"): Use IN_RANGE macro.
3583 (define_constraint "J"): Ditto.
3584 (define_constraint "K"): Ditto.
3585 (define_constraint "M"): Ditto.
3586 (define_constraint "N"): Ditto.
3587 (define_constraint "O"): Ditto.
3588 * config/i386/predicates.md
3589 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3590 (define_predicate "const_0_to_3_operand"): Ditto.
3591 (define_predicate "const_0_to_7_operand"): Ditto.
3592 (define_predicate "const_0_to_15_operand"): Ditto.
3593 (define_predicate "const_0_to_63_operand"): Ditto.
3594 (define_predicate "const_0_to_255_operand"): Ditto.
3595 (define_predicate "const_1_to_31_operand"): Ditto.
3596 (define_predicate "const_2_to_3_operand"): Ditto.
3597 (define_predicate "const_4_to_7_operand"): Ditto.
3599 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3601 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3602 in SImode for save_world.
3603 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3606 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3608 PR tree-optimization/30784
3609 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3612 2007-03-25 Revital Eres <eres@il.ibm.com>
3614 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3615 Fold movement_possibility function into it.
3617 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3619 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3620 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3621 (call_indirect_nonlocal_darwin64): Same.
3622 (call_nonlocal_darwin64): Same.
3623 (call_value_indirect_nonlocal_darwin64): Same.
3624 (call_value_nonlocal_darwin64): Same.
3625 (sibcall_nonlocal_darwin64): Same.
3626 (sibcall_value_nonlocal_darwin64): Same.
3627 (sibcall_symbolic_64): Same.
3628 (sibcall_value_symbolic_64): Same.
3629 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3631 (rs6000_emit_load_toc_table): Same.
3632 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3633 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3639 (load_toc_v4_pic_si): Same
3640 (load_toc_v4_PIC_1): Same.
3641 (load_toc_v4_PIC_1b): Same.
3642 (call_indirect_aix{32,64}): Same.
3643 (call_value_indirect_aix{32,64}): Same.
3646 (call_local{32,64}): Same.
3647 (call_value_local{32,64}): Same.
3648 (call_indirect_nonlocal_aix{32,64}): Same.
3649 (call_nonlocal_aix{32,64}): Same.
3650 (call_value_indirect_nonlocal_aix{32,64}): Same.
3651 (call_value_nonlocal_aix{32,64}): Same.
3652 (call_indirect_nonlocal_sysv<mode>): Same.
3653 (call_nonlocal_sysv<mode>): Same.
3654 (call_value_indirect_nonlocal_sysv<mode>): Same.
3655 (call_value_nonlocal_sysv<mode>): Same.
3657 (sibcall_local{32,64}): Same.
3658 (sibcall_value_local{32,64}): Same.
3659 (sibcall_nonlocal_aix{32,64}): Same.
3660 (sibcall_value_nonlocal_aix{32,64}): Same.
3661 (sibcall_nonlocal_sysv<mode>): Same.
3662 (sibcall_value): Same.
3663 (sibcall_value_nonlocal_sysv<mode>): Same.
3665 2007-03-24 Paul Brook <paul@codesourcery.com>
3667 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3668 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3670 2007-03-24 Richard Henderson <rth@redhat.com>
3672 * config/ia64/constraints.md: New file.
3673 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3674 satisfies_constraint_?.
3675 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3676 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3677 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3678 ia64_output_mi_thunk): Likewise.
3679 (ia64_const_ok_for_letter_p): Remove.
3680 (ia64_const_double_ok_for_letter_p): Remove.
3681 (ia64_extra_constraint): Remove.
3682 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3683 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3684 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3685 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3686 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3687 EXTRA_MEMORY_CONSTRAINT): Remove.
3688 * config/ia64/ia64.md: Include constriants.md. Replace
3689 CONST_OK_FOR_? with satisfies_constraint_?.
3691 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3692 H.J. Lu <hongjiu.lu@intel.com>
3694 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3696 (name macros): Use DPD_BID_NAME to convert names properly.
3698 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3699 decimal floating point format.
3700 (init_floating_libfuncs): Change decimal functions so that they
3701 have a "bid_" prefix if the decimal system uses the BID format,
3702 and "dpd_" prefix if the decimal system uses the DPD format.
3703 (init_interclass_conv_libfuncs): Ditto.
3704 (init_intraclass_conv_libfuncs): Ditto.
3706 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3707 using the BID format.
3709 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3710 whether we are using the BID decimal format.
3711 * configure: Regenerate.
3713 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3714 the compiler has decimal floating point enabled. Define
3715 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3718 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3719 using the BID format.
3721 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3722 whether we are using the BID decimal format.
3723 * configure: Regenerate.
3725 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3726 the compiler has decimal floating point enabled. Define
3727 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3730 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3731 options, and that it is enabled for i386/x86_64 systems.
3733 * Makefile.in (enable_decimal_float): New.
3735 (DECNUMINC): Add -I$(DECNUMFMT).
3736 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3737 to $(DECNUMFMT) from $(DECNUM).
3739 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3740 Substitute enable_decimal_float.
3741 * configure: Regenerated.
3744 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3747 * configure.ac: Enable decimal float for x86_64-*-linux*.
3748 * configure: Regenerated.
3751 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3752 decimal128ClearSign to flip and clear the sign bit in decimal128.
3753 (decimal_real_maxval): Set decimal128SetSign to set the sign
3756 2007-03-23 Ian Lance Taylor <iant@google.com>
3758 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3760 2007-03-23 Ian Lance Taylor <iant@google.com>
3762 * tree-dump.c (dump_files): Correct comment.
3764 2007-03-23 Ian Lance Taylor <iant@google.com>
3766 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3768 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3770 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3771 in cfglayout mode. Don't go into and out of cfglayout mode.
3772 Link the blocks in the order of the constructed traces.
3773 (rest_of_handle_tracer): Adjust call to tracer.
3774 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3775 Don't go into cfglayout mode.
3776 (rtl_loop_done): Don't go out of cfglayout mode.
3777 * cfglayout.c (relink_block_chain): New function, split out from...
3778 (fixup_reorder_chain): ...here. Remove redundant checking.
3779 (cfg_layout_finalize): Don't clear the header, footer, and aux
3780 fields here, move the code to do so to relink_block_chain. Likewise
3781 for free_original_copy_tables.
3782 * rtl.h (tracer): Update prototype.
3783 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3784 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3785 mode. Use relink_block_chain to serialize the CFG according to the
3786 new basic block order. Move targetm.cannot_modify_jumps_p check from
3788 (gate_handle_reorder_blocks): ...to here.
3789 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3791 (gate_duplicate_computed_gotos): ...to here.
3792 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3793 something always changes when going into and out of cfglayout mode.
3794 Perform an expensive cfg cleanup while going into cfglayout mode.
3795 Always update liveness information on HAVE_conditional_execution
3796 targets. Reserialize the basic blocks and go out of cfglayout mode.
3797 * reg-stack.c: Include cfglayout.h.
3798 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3799 the call to reorder_basic_blocks.
3800 * basic-block.h (reorder_basic_blocks): Update prototype.
3801 (relink_block_chain): New prototype.
3802 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3804 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3806 * config/mips/mips.md (type, hazard, *movdi_32bit,
3807 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3808 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3809 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3810 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3811 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3813 (movcc): Change first xfer to multi.
3814 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3815 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3816 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3817 config/mips/generic.md: Change reservations using "xfer" to use
3819 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3820 using match_operand.
3821 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3822 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3824 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3826 2007-03-22 Richard Henderson <rth@redhat.com>
3828 * config/i386/i386.c: Remove unnecessary function declarations.
3829 Move targetm definition, and all related macros, to the end of
3830 the file. Resort some functions to put definitions before uses.
3831 (ix86_attribute_table): Make static. Move to end of file.
3832 (ix86_gimplify_va_arg): Make static.
3834 2007-03-22 Richard Henderson <rth@redhat.com>
3836 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3837 don't increase local_regparm with force_align_arg_pointer check.
3838 (ix86_function_sseregparm): Assert 32-bit.
3839 (type_has_variadic_args_p): New.
3840 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3841 type_has_variadic_args_p.
3842 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3843 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3844 use memset instead. Do maybe_vaarg check first; skip attribute
3845 tests if true; skip attribute tests for 64-bit.
3846 (construct_container): Remove TARGET_DEBUG_ARG.
3847 (function_arg_advance_32, function_arg_advance_64): Split out ...
3848 (function_arg_advance): ... from here.
3849 (function_arg_32, function_arg_64): Split out ...
3850 (function_arg): ... from here.
3851 (ix86_pass_by_reference): Tidy.
3852 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3853 (function_value_32): New, from parts of ix86_function_value
3854 and ix86_value_regno.
3855 (function_value_64): New, from parts of ix86_function_value
3856 and ix86_libcall_value.
3857 (ix86_function_value_1): New.
3858 (ix86_function_value, ix86_libcall_value): Use it.
3859 (return_in_memory_32, return_in_memory_64): Split out ...
3860 (ix86_return_in_memory): ... from here.
3861 (ix86_struct_value_rtx): Skip for 64-bit.
3862 (ix86_libcall_value, ix86_value_regno): Remove.
3863 (setup_incoming_varargs_64): Split out ...
3864 (ix86_setup_incoming_varargs): ... from here.
3865 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3866 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3867 * config/i386/i386-protos.h (ix86_function_value): Remove.
3868 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3870 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3873 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3874 infinities not supported, otherwise emit warning if -Woverflow. On
3875 underflow, emit warning if -Woverflow.
3876 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3878 * real.h (real_from_string): Update declaration
3880 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3881 Richard Henderson <rth@redhat.com>
3883 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3884 * calls.c (compute_argument_block_size, expand_call,
3885 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3886 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3887 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3888 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3889 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3890 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3891 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3892 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3895 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3897 * c-incpath.c (add_sysroot_to_chain): New.
3898 (merge_include_chains): Add sysroot argument. Call
3899 add_sysroot_to_chain if sysrooted.
3900 (register_include_chains): Update call to merge_include_chains.
3901 * doc/cppopts.texi: Document use of '=' in include directory
3904 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3906 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3907 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3908 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3909 insn pattern using X87MODEF12 mode macro.
3911 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3913 * regmove.c (regmove_optimize): Use reg_mentioned_p
3914 instead of reg_overlap_mentioned_p for DST.
3916 2007-03-21 Mike Stump <mrs@apple.com>
3918 * c.opt: Fixup for Objective-C/C++.
3920 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3922 * explow.c (convert_memory_address): Fold memory reference when
3923 POINTERS_EXTEND_UNSIGNED < 0
3925 2007-03-21 Richard Henderson <rth@redhat.com>
3928 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3929 * config/i386/mmintrin.h (__m64): Likewise.
3930 * config/i386/xmmintrin.h (__m128): Likewise.
3932 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3934 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3935 (VXWORKS_OS_CPP_BUILTINS): Define.
3936 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3937 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3939 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3941 * rtl.h (constant_pool_reference_p): Delete.
3942 (find_constant_src): Declare.
3943 * rtlanal.c (find_constant_src): New function.
3944 * simplify-rtx.c (constant_pool_reference_p): Delete.
3945 * config/i386/i386.md: Use find_constant_src instead of
3946 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3948 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3950 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3951 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3953 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3955 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3956 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3957 (arm_elf_asm_constructor): Use it.
3958 (arm_elf_asm_destructor): New function.
3960 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3962 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3964 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3966 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3968 2007-03-19 Andrew Haley <aph@redhat.com>
3970 PR tree-optimization/31264
3971 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3974 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3976 PR rtl-optimization/30907
3977 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3978 (fwprop_init): Always call loop_optimizer_initialize.
3979 (fwprop_done): Always call loop_optimizer_finalize.
3980 (fwprop): We always have loop info now.
3981 (gate_fwprop_addr): Remove.
3982 (pass_fwprop_addr): Use gate_fwprop as gate.
3984 PR rtl-optimization/30841
3985 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3986 df_chain_alloc): Call df_reorganize_refs unconditionally.
3987 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3988 refs_organized to refs_organized_size.
3989 (df_ref_create_structure): Use refs_organized_size instead of
3990 bitmap_size if refs had been organized, and keep refs_organized_size
3992 * df.h (struct df_ref_info): Change refs_organized to
3993 refs_organized_size.
3994 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3997 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3999 * except.c (output_function_exception_table): Do not reference the
4000 EH personality routine for functions that do not require an
4003 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4006 * c-typeck.c (convert_for_assignment): Call comptypes for
4007 RECORD_TYPE or UNION_TYPE.
4010 * reload1.c (reload): Do invalid ASM checking after
4011 cleanup_subreg_operands.
4013 2007-03-19 Jeff Law <law@redhat.com>
4015 * tree-cfg.c (find_taken_edge): Tighten conditions for
4016 optimizing computed gotos.
4018 2007-03-19 Michael Matz <matz@suse.de>
4020 * builtins.c (expand_builtin_sync_operation,
4021 expand_builtin_compare_and_swap,
4022 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4025 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4026 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4029 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4031 * doc/tm.texi: Add brackets around the return type of
4032 TARGET_SECONDARY_RELOAD.
4034 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4035 Richard Guenther <rguenther@suse.de>
4037 PR tree-optimization/31254
4038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4039 Use handled_component_p () where appropriate. Continue
4040 propagating into the rhs if we propagated into an INDIRECT_REF
4043 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4045 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4046 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4047 (xde, xdee): Mode attributes adjusted to support DFP modes.
4048 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4049 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4050 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4051 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4052 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4053 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4054 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4056 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4057 "movsf"): Insn definitions removed.
4058 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4059 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4060 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4062 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4063 "reload_in<mode>", "reload_out<mode>"): Expander added.
4064 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4067 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4069 * config/s390/s390.md: Only non-functional changes. Renamed
4070 FPR mode macro to BFP all over the file.
4072 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4074 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4075 (op_type attribute): RRF instruction type added.
4076 (fT0): New mode attribute.
4077 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4078 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4079 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4080 no secondary memory is needed when moving DFmode values between GPRs
4083 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4085 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4086 inverted and documentation adjusted.
4087 ("mhard-dfp", "msoft-dfp"): New options.
4088 * config/s390/s390.c (s390_handle_arch_option): New architecture
4090 (override_options): Sanity checks for the new options added.
4091 * config.gcc: New architecture switch: z9-ec.
4092 * config/s390/s390.h (processor_flags): PF_DFP added.
4093 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4094 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4095 when the bit is NOT set so remove it from the defaults.
4097 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4099 * genemit.c (main): Print include statement for dfp.h.
4100 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4103 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4105 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4107 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4110 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4113 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4115 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4116 attr_length_call, output_call, output_indirect_call): Cleanup
4117 formatting of targetm calls.
4119 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4121 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4123 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4125 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4126 reservation, bypass and anti-bypass descriptions for these instructions.
4127 Update move patterns.
4128 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4131 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4133 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4134 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4135 (get_initial_def_for_reduction): Likewise.
4137 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4139 Fix PR tree-optimization/29922
4140 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4141 (get_representative): Removed.
4142 (value_dies_in_block_x): Update for rvuse removal.
4143 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4144 (compute_antic_aux): Handle when PHI nodes appear in
4145 non-single-successors.
4146 (dump_bitmap_of_names): Removed.
4147 (compute_antic_safe): Renamed and removed rvuse calculation.
4148 Calculate only antic safe.
4149 (insert_into_preds_of_block): Remove assert.
4150 (execute_pre): Update for renamed functions.
4151 (defer_or_phi_translate_block): New function.
4153 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4155 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4156 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4158 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4159 Follow spelling conventions.
4161 * tree-data-ref.h: Remove the prototype for analyze_array.
4163 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4165 PR tree-optimization/31041
4166 * tree-vect-transform.c (get_initial_def_for_induction): Call
4167 force_gimple_operand.
4169 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4171 * ipa-type-escape.c (look_for_casts) : Revert code to use
4172 handled_component_p due to ada test a-numaux.adb.
4174 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4176 * final.c (final_scan_insn): Alter the condition of a
4177 conditional trap if we have nonstandard CC.
4179 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4181 * configure.ac: Remove excess quoting from asm line 0 test.
4182 * configure: Rebuilt.
4184 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4186 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4187 * c-common.c (convert_and_check): Move warning logic to...
4188 (warnings_for_convert_and_check): ...here. Define.
4189 * c-common.h (warnings_for_convert_and_check): Declare.
4191 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4193 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4194 (output_call): Likewise.
4196 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4198 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4200 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4202 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4204 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4207 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4209 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4211 PR tree-optimization/31183
4212 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4213 Use double_int instead of unsigned int for representing access_strides.
4214 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4216 2007-03-16 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/31146
4219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4220 to allow recursion of forward_propagate_addr_expr.
4221 (forward_propagate_addr_into_variable_array_index): Likewise.
4222 (forward_propagate_addr_expr): Likewise.
4223 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4224 (forward_propagate_addr_expr_1): Recurse on simple copies
4225 instead of propagating into them. Do so for useless conversions
4227 (forward_propagate_addr_expr): Clean up unused statements after
4230 2007-03-16 Richard Guenther <rguenther@suse.de>
4232 * builtins.c (expand_builtin_cexpi): Use the right argument
4233 for the expansion via cexp.
4235 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4237 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4238 * configure: Rebuilt.
4240 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4243 * dwarf2out.c (force_type_die): Adjust comment.
4244 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4246 2007-03-15 DJ Delorie <dj@redhat.com>
4248 * config/frv/predicates.md (minmax_operator): Don't check operands
4251 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4253 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4254 Update constant estimates of number of iterations.
4255 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4256 argument renamed to "realistic".
4257 (compute_estimated_nb_iterations): Removed.
4258 (record_niter_bound): New function.
4259 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4260 call record_nonwrapping_iv with upper = false.
4261 (infer_loop_bounds_from_signedness): Pass upper argument to
4262 record_nonwrapping_iv.
4263 (estimate_numbers_of_iterations_loop): Do not call
4264 compute_estimated_nb_iterations. Record estimate based on profile
4265 information. Initialize the constant estimates of number of
4267 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4269 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4270 number of iterations is too small.
4271 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4272 (EST_NOT_AVAILABLE): Removed.
4273 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4274 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4277 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4279 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4280 Handle NE_EXPR guards.
4282 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4285 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4286 Set also -pedantic-errors by default for the preprocessor unless
4287 -fpermissive is given.
4289 2007-03-15 Richard Guenther <rguenther@suse.de>
4293 * builtins.c (expand_builtin_cexpi): As a fallback if we
4294 don't have builtins for sincos or cexp create a function
4295 declaration for cexp and expand to a call to that.
4296 (expand_builtin_int_roundingfn): Always fall
4297 back to floor/ceil and its variants even if they may be
4300 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4303 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4304 jump tables, move the call to delete_dead_jumptables from here...
4305 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4306 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4307 don't allow merging of blocks that try_redirect_by_replacing_jump
4308 also does not handle when not optimizing.
4310 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4311 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4313 * config/i386/i386.md (x86_sahf_1): Correctly handle
4316 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4320 x86_64_general_operand as operand[2] predicate. Remove "iF"
4321 from operand constraints and use "e" constraint instead.
4322 (*subti3_1, *subti3_1 splitter): Ditto.
4323 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4324 operand[1] predicate.
4326 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4328 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4329 arrays, multiply the access strides by the size of the sub-array.
4330 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4332 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4334 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4335 the configured assembler supports the sahf mnemonic.
4336 * configure: Regenerate.
4337 * config.in: Regenerate.
4339 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4340 emit "sahf" or ".byte\t0x9e" as asm template.
4342 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4345 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4346 option to replace hard coded TARGET_xxx in md file.
4347 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4348 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4349 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4350 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4351 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4352 (X86_TUNE_NOT_VECTORMODE): Ditto.
4353 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4354 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4355 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4356 (TUNE_SLOW_IMUL_IMM8): Ditto.
4357 (TUNE_MOVE_M1_VIA_OR): Ditto.
4358 (TUNE_NOT_UNPAIRABLE): Ditto.
4359 (TUNE_NOT_VECTORMODE): Ditto.
4361 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4364 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4365 tuning options instead of hard coded TARGET_xxx.
4366 (fix ssemode peephole2's): Ditto.
4367 (imul peephole2's): Ditto.
4369 (movdi_or_rex64): Ditto.
4370 (move peephole2): Ditto.
4371 (not peephole2's): Ditto.
4373 2007-03-14 Dirk Mueller <dmueller@suse.de>
4375 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4376 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4377 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4379 * c-parser.c (c_parser_do_statement): Warn about empty body in
4381 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4382 * doc/invoke.texi (-Wempty-body): Update documentation.
4384 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4387 * c-common.h (warn_for_div_by_zero): Declare.
4388 * c-common.c (warn_for_div_by_zero): Define.
4389 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4392 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4394 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4395 to PREFIX and STANDARD_PREFIX.
4397 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4398 Phil Edwards <phil@codesourcery.com>
4400 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4401 (__gthread_once_t): Remove busy field for RTPs.
4402 (__GTHREAD_ONCE_INIT): Update accordingly.
4404 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4406 * doc/invoke.texi: Document VxWorks options.
4408 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4410 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4412 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4414 PR tree-optimization/30590
4415 * tree-nrv.c (tree_nrv): Check for the partial update of the
4418 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4420 * flags.h (flag_random_seed): Remove declaration, in favor of...
4421 * toplev.h (get_random_seed, set_random_seed): ... these.
4422 * tree.c (get_file_function_name): Use the former.
4423 * opts.c (common_handle_option): Use the latter.
4426 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4429 * cse.c (cse_find_path): Do not bail out if a basic block that
4430 we already visited now becomes part of a path that starts at a
4431 different basic block. Just disallow this, to make sure we
4432 visit each basic block at most once.
4434 2007-03-13 Jan Hubicka <jh@suse.cz>
4436 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4437 when profile esitmate is present, calls with very low frequency are
4440 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4442 PR tree-optimization/30730
4443 PR tree-optimization/26900
4444 * tree-ssa-loop-niter.c: Include gmp.h.
4446 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4447 split_to_var_and_offset, determine_value_range,
4448 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4449 bound_difference, bounds_add, bounds_negate,
4450 number_of_iterations_ne_max, dump_affine_iv): New functions.
4451 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4452 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4453 difference of initial and final value of control iv to validate
4455 (number_of_iterations_cond): Add loop parameter. Determine bounds
4456 on the difference of the extremes of the control iv. Add dumps.
4457 (expand_simple_operations): Handle phi nodes.
4458 (simplify_using_initial_conditions): Do not record used conditions.
4459 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4460 Do not set additional_info.
4461 (implies_nonnegative_p, implies_ge_p): Removed.
4462 (derive_constant_upper_bound): Do not use parameter `additional'.
4463 (record_estimate): Parameter `additional' removed. Parameter
4464 `i_bound' added. Do not call derive_constant_upper_bound.
4465 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4466 bound the number of iterations estimate.
4467 (estimate_numbers_of_iterations_loop): Pass the estimate from
4468 the number of iterations analysis to record_estimate.
4469 * tree.h (multiple_of_p): Declare.
4470 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4471 (scev_const_prop): Do not check expression_expensive_p.
4472 * fold-const.c (multiple_of_p): Exported.
4473 * double-int.c (double_int_mask): Exported.
4474 * double-int.h (double_int_mask): Declare.
4475 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4476 field. Added max field.
4478 2007-03-13 David Taylor <taylor@candd.org>
4481 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4484 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4487 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4488 two unamed patterns.
4490 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386.opt (mcx16, msahf): New options.
4493 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4494 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4496 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4497 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4498 Output -mcx16 and -msahf options when corresponding bit is set.
4500 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4503 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4505 * configure.ac: Test for assembler tolerance to # 0 "".
4506 * configure, config.in: Rebuilt.
4507 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4509 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4511 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4513 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4514 (handle_syscall): Handle direct system calls.
4515 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4517 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4519 * doc/invoke.texi: Fix cpp.info cross-reference.
4520 * doc/passes.texi: Fix gcc.info cross-reference.
4522 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4524 PR tree-optimization/30835
4525 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4526 bb_for_stmt is not NULL before accessing it.
4528 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4530 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4533 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4536 * doc/install.texi: Document --enable-stage1-languages
4538 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4540 * tree-pass.h (pass_into_cfg_layout_mode,
4541 pass_outof_cfg_layout_mode): Declare.
4542 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4543 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4544 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4545 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4547 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4549 * c-decl.c (warn_variable_length_array): New function.
4550 Refactored from grokdeclarator to handle warn_vla
4551 and handle unnamed array case.
4552 (grokdeclarator): Refactored VLA warning case.
4553 * c.opt (Wvla): New flag.
4554 * doc/invoke.texi (Wvla): New warning.
4556 2007-03-12 Richard Henderson <rth@redhat.com>
4558 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4559 (TARGET_SECTION_TYPE_FLAGS): New.
4561 2007-03-12 Richard Henderson <rth@redhat.com>
4563 * config/darwin.c (machopic_reloc_rw_mask): New.
4564 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4565 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4567 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4569 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4570 * cppdefault.h (cpp_PREFIX): Document.
4571 (cpp_PREFIX_len): Likewise.
4572 (cpp_EXEC_PREFIX): New variable.
4573 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4574 * c-incpath.c (add_standard_paths): Correct logic for relocating
4575 paths within prefix.
4577 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4580 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4582 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4583 fix_truncdfdi_sse using SSEMODEF mode macro.
4584 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4585 fix_truncdfsi_sse using SSEMODEF mode macro.
4586 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4587 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4589 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4591 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4594 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4596 * tree.h : Add multiple_of_p declaration.
4597 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4598 * ipa-type-escape.c (results_of_malloc): Redundant.
4599 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4600 (cast_type): Extended with new members.
4601 (check_cast): Returns cast_type.
4602 (cast): New structure for data of walk_use_def_chains.
4603 (is_malloc_result, is_cast_from_non_pointer_1,
4604 is_cast_from_non_pointer,
4605 is_array_access_through_pointer_and_index): New functions.
4606 (look_for_casts): Returns cast types.
4607 (check_call): Returns void.
4608 (okay_pointer_operation): Use support of pointer plus index,
4609 pointer plus constant and allow all multiplications.
4611 2007-03-11 Richard Guenther <rguenther@suse.de>
4613 PR tree-optimization/31115
4614 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4615 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4616 A shift count of zero is not special as with *_DIV_EXPR.
4617 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4620 2007-03-11 Ian Lance Taylor <iant@google.com>
4622 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4623 the *_DIV_EXPR codes correctly with overflow infinities.
4625 2007-03-11 Ira Rosen <irar@il.ibm.com>
4627 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4628 indicate success/failure of the analysis. Add negation to subtrahend
4629 in case of subtraction. Fail if both operands contain constants.
4630 (create_data_ref): Fail if analyze_offset fails.
4632 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4634 * config/i386/i386.md (frndintxf2): Rename to ...
4635 (rintxf2): ... this. Remove expander having same name.
4636 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4637 (roundsf2, rounddf2): Ditto.
4638 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4639 (lround<mode>di2, lround<mode>si2): Ditto.
4641 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4643 * lower-subreg.c: Include except.h.
4644 (decompose_multiword_subregs): Verify that the only control flow
4645 insns we can split are loads to multi-words pseudos.
4646 Handle breaking such blocks after splitting, instead of calling
4647 find_many_sub_basic_blocks.
4649 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4650 on the new basic block. Add a lengthy comment explaining why we
4651 thought this was necessary.
4652 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4654 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4657 * tree.c (walk_type_fields): Recurse into the element type of
4658 ARRAY_TYPEs if there is a pointer set.
4660 2007-03-10 Dirk Mueller <dmueller@suse.de>
4662 * c-common.c (warn_logical_operator): Fix condition.
4664 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4666 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4668 * config/darwin.c (machopic_select_section): Remove superfluous
4669 argument in call to categorize_decl_for_section. Remove unused
4672 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4674 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4676 * configure: Regenerate.
4678 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4681 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4682 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4683 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4684 Add LABEL_NUSES to emitted label.
4685 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4686 branch probability value to emitted jump insn.
4687 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4688 Do not check life information and do not re-arrange input operands
4689 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4691 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4693 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4694 the change of decode_asm_operands.
4696 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4698 * mode-switching.c (create_pre_exit): Skip blockage insn.
4700 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4702 * tree-pass.h (TODO_update_smt_usage): Remove.
4704 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4708 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4710 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4711 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4712 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4715 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4717 * gcc.c: Document %{, in big comment at top.
4718 (input_suffix_matches): Remove special handling for .s and
4720 (input_spec_matches): New.
4721 (handle_braces): Handle %{,.
4722 (validate_switches): ',' indicates a value which is not a switch.
4723 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4724 to detect assembler input.
4725 * config/i386/sol2.h (CPP_SPEC): Likewise.
4726 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4727 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4728 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4729 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4730 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4731 -m64 causes deployment target to default to 10.5.
4732 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4734 2007-03-09 Richard Henderson <rth@redhat.com>
4737 * target.h (targetm.asm.out.reloc_rw_mask): New.
4738 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4739 (TARGET_ASM_OUT): Use it.
4740 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4741 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4742 use the new reloc_rw_mask target hook instead.
4743 (default_section_type_flags_1): Merge into...
4744 (default_section_type_flags): ... here.
4745 (decl_readonly_section_1): Merge into...
4746 (decl_readonly_section): ... here.
4747 (default_elf_select_section_1): Merge into...
4748 (default_elf_select_section): ... here.
4749 (default_unique_section_1): Merge into...
4750 (default_unique_section): ... here.
4751 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4752 (default_select_rtx_section): Use it.
4753 (default_elf_select_rtx_section): Likewise.
4754 * output.h: Update to match.
4755 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4756 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4757 (TARGET_ASM_RELOC_RW_MASK): New.
4758 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4759 to categorize_decl_for_section.
4760 (x86_64_elf_unique_section): Likewise.
4761 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4762 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4763 (TARGET_ASM_RELOC_RW_MASK): New.
4764 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4765 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4766 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4767 (TARGET_RWRELOC): Remove.
4768 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4769 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4770 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4771 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4772 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4773 (rs6000_xcoff_select_section): Use decl_readonly_section.
4774 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4775 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4776 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4777 (TARGET_SECTION_TYPE_FLAGS): Remove.
4778 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4780 2007-03-09 Roger Sayle <roger@eyesopen.com>
4782 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4783 complex constant equality/inequality comparisons for here.
4784 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4785 known at compile-time or can be simplified to a scalar comparison.
4786 (fold_relational_const): Move compile-time evaluation of complex
4787 constant equality/inequality comparisons to here.
4789 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4791 PR rtl-optimization/30643
4792 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4794 (fold_rtx): Recurse, like before 2006-11-03.
4796 2007-03-09 DJ Delorie <dj@redhat.com>
4798 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4801 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4803 PR tree-optimization/30375
4804 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4805 LHS of statements is not the same.
4806 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4808 2007-03-09 Chao-ying Fu <fu@mips.com>
4810 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4812 * doc/invoke.texi (-mdspr2): Document new option.
4813 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4814 New unspec for DSP REV 2.
4815 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4816 these instructions are extended in DSP REV 2.
4817 (mips-dspr2.md): Include.
4818 * config/mips/mips.opt (mdspr2): New option.
4819 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4820 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4821 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4822 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4823 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4824 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4825 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4827 (bdesc_map): Add one field of unsupported_target_flags.
4828 (bdesc_arrays): Update entries to have extra fields. Add
4830 (mips_init_builtins): Initialize new function types.
4831 Check unsupported_target_fileds to filter out builtins.
4832 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4834 (ASM_SPEC): Pass mdspr2 to the assembler.
4835 * config/mips/mips-dspr2.md: New file.
4837 2007-03-09 Sa Liu <saliu@de.ibm.com>
4839 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4841 2007-03-09 Ian Lance Taylor <iant@google.com>
4843 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4844 argument) like -Wstrict-overflow=2.
4845 * doc/invoke.texi (Warning Options): Update documentation.
4847 2007-03-09 Dirk Mueller <dmueller@suse.de>
4850 * doc/invoke.texi (-Wlogical-op): Document.
4851 * common.opt (-Wlogical-op): New.
4852 * c-common.h (warn_logical_operator): Declare.
4853 * c-common.c (warn_logical_operator): Define.
4854 * c-typeck.c (parser_build_binary_op): Call
4855 warn_logical_operator.
4857 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4859 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4860 * final.c (final_scan_insn): Test for non-"" file name.
4862 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4864 * doc/loop.texi: Document the Omega linear constraints solver.
4865 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4866 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4867 omega-hash-table-size, omega-max-keys, and
4868 omega-eliminate-redundant-constraints.
4869 * tree-pass.h (pass_check_data_deps): Declared.
4872 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4873 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4874 pass_check_data_deps): New.
4875 * tree-data-ref.c (init_data_ref): Remove declaration.
4876 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4877 (analyze_array): Renamed init_array_ref, move up initializations.
4878 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4879 Removed arguments that are set to NULL.
4880 (analyze_indirect_ref): Correct indentation, correct call to
4882 (object_analysis): Call init_array_ref instead of analyze_array.
4883 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4884 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4885 of DR_ACCESS_FNS_ADDR.
4886 (init_omega_eq_with_af, omega_extract_distance_vectors,
4887 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4888 ddr_consistent_p): New.
4889 (compute_affine_dependence): Check consistency of ddrs when
4890 flag_check_data_deps is passed.
4891 (analyze_all_data_dependences): Uncomment.
4892 (tree_check_data_deps): New.
4893 * tree-data-ref.h: Include omega.h.
4894 (DR_ACCESS_FNS_ADDR): Removed.
4895 (data_dependence_relation): Add inner_loop.
4896 (DDR_INNER_LOOP): New.
4897 * common.opt (fcheck-data-deps): New.
4898 * tree-flow.h (tree_check_data_deps): Declare.
4899 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4900 (OBJS-common): Depend on omega.o.
4902 * passes.c (pass_check_data_deps): Scheduled.
4903 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4904 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4905 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4906 PARAM_VECT_MAX_VERSION_CHECKS,
4907 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4909 2007-03-09 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/30904
4913 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4914 the same way as *_DIV_EXPR.
4916 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4918 * recog.c (decode_asm_operands): No mixed declarations and code.
4920 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4922 * rtl.def (ASM_INPUT): Add location.
4923 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4924 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4925 (decode_asm_operands): Add loc operand.
4926 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4927 * stmt.c (expand_asm): Rename to...
4928 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4929 gen_rtx_ASM_INPUT_loc.
4930 (expand_asm_expr): Adjust.
4931 * recog.c (decode_asm_operands): Add loc operand.
4932 (check_asm_operands, extract_insn): Adjust.
4933 * reload1.c (maybe_fix_stack_asms): Likewise.
4934 * final.c (asm_insn_count): Likewise.
4935 (final_scan_insn): Output # line before and after asm.
4937 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4939 * tree-ssa-structalias.c (variable_info): Remove
4941 (new_var_info): Ditto.
4942 (shared_bitmap_info_t): New structure.
4943 (shared_bitmap_table): New variable.
4944 (shared_bitmap_hash): New function.
4945 (shared_bitmap_eq): Ditto
4946 (shared_bitmap_lookup): Ditto.
4947 (shared_bitmap_add): Ditto.
4948 (merge_smts_into): Change to take bitmap directly.
4949 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4950 (init_alias_vars): Init shared bitmap hashtable.
4951 (delete_points_to_sets): Delete shared bitmap hashtable.
4952 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4953 is_aliased removal as a change that was still necessary was
4956 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.h (override_options): Conditionally disable
4959 x86_sahf for 64bit targets only.
4961 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4964 * c-decl.c (merge_decls): Don't call make_var_volatile.
4965 * varasm.c (make_var_volatile): Remove.
4966 * output.h (make_var_volatile): Remove.
4968 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4970 PR tree-optimization/31085
4971 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4973 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4976 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4977 ATTR_CONST_NOTHROW_LIST.
4979 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4982 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4984 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4986 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4989 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4991 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4992 passed, use shared libgcc.
4994 2007-03-08 Roger Sayle <roger@eyesopen.com>
4996 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4997 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4998 (honor_protect_cleanup_actions, lower_try_finally_switch):
5000 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5001 ifc_temp_var): Likewise.
5002 * tree-inline.c (setup_one_parameter): Likewise.
5003 * tree-mudflap.c (mf_decl_cache_locals,
5004 mf_build_check_statement_for): Likewise.
5005 * tree-nested.c (init_tmp_var, save_tmp_var,
5006 finalize_nesting_tree_1): Likewise.
5007 * tree-outof-ssa.c (insert_copy_on_edge,
5008 insert_backedge_copies): Likewise.
5009 * tree-profile.c (tree_gen_edge_profiler,
5010 tree_gen_ic_profiler): Likewise.
5011 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5012 * tree-sra.c (sra_build_assignment): Likewise.
5013 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5014 * tree-ssa-math-opts.c (insert_reciprocals,
5015 execute_cse_sincos_1): Likewise.
5016 * tree-tailcall.c (adjust_accumulator_values,
5017 adjust_return_value): Likewise.
5018 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5019 * tree-vect-transform.c (vect_create_data_ref_ptr,
5020 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5021 vect_create_epilog_for_reduction, vectorizable_reduction,
5022 vectorizable_call, vectorizable_conversion,
5023 vectorizable_assignment, vectorizable_operation,
5024 vectorizable_type_demotion, vect_gen_widened_results_half,
5025 vect_permute_store_chain, vectorizable_store,
5026 vect_setup_realignment, vect_permute_load_chain,
5027 vectorizable_load, vectorizable_condition,
5028 vect_create_cond_for_align_checks): Likewise.
5029 * tree-vrp.c (build_assert_expr_for): Likewise.
5031 2007-03-08 Ian Lance Taylor <iant@google.com>
5033 * tree-vrp.c: Include "intl.h".
5034 (usable_range_p): New static function.
5035 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5036 overflowed values, juts set *strict_overflow_p.
5037 (compare_values): Only return -2 if one of the operands is not a
5039 (compare_ranges): Call usable_range_p.
5040 (compare_range_with_value): Likewise.
5041 (vrp_evaluate_conditional_warnv): Rename from
5042 vrp_evaluate_conditional. Make static. Change all callers.
5043 (vrp_evaluate_conditional): New function.
5044 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5046 (simplify_abs_using_ranges): Likewise.
5047 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5048 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5049 within_stmt parameter.
5050 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5051 vrp_evaluate_conditional.
5052 * tree-ssa-threadedge.c
5053 (record_temporary_equivalences_from_stmts_at_dest): Change
5054 simplify parameter to take a second tree parameter.
5055 (simplify_control_stmt_condition): Likewise.
5056 (thread_across_edge): Likewise.
5057 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5058 (thread_across_edge): Likewise.
5059 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5061 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.h (TARGET_SAHF): New define.
5064 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5065 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5066 (x86_sahf): New global variable.
5067 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5068 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5069 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5070 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5072 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5073 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5074 when expanding fcomi/sahf based tests.
5075 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5076 expanding sahf based alternative. Emit sahf based sequence when
5077 optimizing for code size.
5078 * config/i386/i386.md (x86_sahf_1): Do not disable for
5079 TARGET_64BIT, enable for TARGET_SAHF.
5081 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5083 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5084 spurious whitespace from error message.
5086 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5089 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5091 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5093 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5095 * tree-sra.c (instantiate_element): Propagate disabled warnings
5096 from the element itself to the created variable.
5098 2007-03-07 Richard Henderson <rth@redhat.com>
5101 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5102 silently fix up the stack in the case of a missing register.
5104 2007-03-07 Paul Brook <paul@codesourcery.com>
5106 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5108 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5110 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5112 (phase1_vrs): Use them.
5113 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5114 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5115 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5116 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5117 __gnu_Unwind_Restore_WMMXC if required.
5118 (_Unwind_VRS_Pop): Implement iWMMXt support.
5119 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5120 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5121 gnu_Unwind_Save_WMMXC): Define.
5123 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5125 * config/vxworks.h (vxworks_override_options): Declare.
5126 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5127 * config/vxworks.c: Include target.h and toplev.h.
5128 (vxworks_override_options): New function.
5129 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5131 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5133 * config/s390/s390.c (override_options): Don't emit an error when
5134 -mstack-size is used without providing -mstack-guard.
5135 (s390_emit_prologue): Choose stack_guard value automatically if not
5136 provided via command line.
5137 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5139 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5141 * config/i386/i386.c (output_set_got): Add a GOT initialization
5142 sequence for VxWorks PIC.
5143 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5144 around labels as well as symbols. Use gotoff_operand instead
5145 of local_symbolic_operand.
5146 (legitimize_pic_address): Use gotoff_operand instead of
5147 local_symbolic_operand. Use @GOT accesses for labels as
5149 (ix86_output_addr_diff_elt): Use PC-relative rather than
5150 GP-relative offsets for VxWorks PIC.
5151 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5152 no_new_pseudos. Check whether the returned register is op0.
5153 * config/i386/i386.md (tablejump): Use PC-relative rather than
5154 GP-relative offsets for VxWorks PIC.
5155 * config/i386/predicates.md (gotoff_operand): New predicate.
5157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5159 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5161 * config/vxworks-dummy.h: New file.
5162 * config/i386/i386.h: Include it.
5164 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5166 * dwarf2out.c (is_inlined_entry_point): New
5167 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5168 DW_AT_ranges if the first subblock is the entry point.
5170 2007-03-06 David Daney <ddaney@avtrex.com>
5172 * doc/install.texi (mips-*-*): Change recommended binutils
5175 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5177 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5178 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5183 2007-03-06 Jan Hubicka <jh@suse.cz>
5185 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5186 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5188 (probably_cold_bb_p): Cold functions are cold.
5189 (probably_never_executed_bb_p): Cold functions are cold.
5190 (tree_bb_level_predictions): Predict calls to cold functions as not
5192 (compute_function_frequency): Check hot/cold attributes.
5193 * function.h (function_frequency): Update comments.
5194 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5195 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5196 (c_common_att): Add cold and hot.
5198 * doc/extend.texi (hot,cold attributes): Document.
5200 2007-03-06 Andrew Haley <aph@redhat.com>
5202 * function.c (expand_function_end): Move blockage to just after we
5203 emit the label for the naked return from the function.
5205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5207 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5210 2007-03-06 Jan Hubicka <jh@suse.cz>
5212 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5213 loaded for constant large models. Non-large 64bit PIC can do.
5214 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5215 * cmodel.h: Add LARGE PIC.
5216 * i386.md (UNSPEC_PLTOFF): New.
5217 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5219 (*call_1_rex64): Disable for large models.
5220 (*call_1_rex64_large): New.
5221 (*call_value_1_rex64): Disable for large models.
5222 (*call_value_1_rex64_large): New.
5223 (set_rip_rex4): New.
5224 (set_got_offset_rex64): New.
5225 * predicates.md (constant_call_address_operand): For large model
5226 constant calls are not possible.
5227 * i386-protos.h (construct_plt_address): Declare.
5228 * i386.c (override_options): Accept large models.
5229 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5230 (legitimate_constant_p): Add new UNSPECs.
5231 (legitimate_pic_operand_p): Likewise.
5232 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5233 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5235 (output_pic_addr_const): Add PLTOFF.
5236 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5237 (ix86_expand_move): Legitimize pic address when in PIC mode.
5238 (construct_plt_address): New function.
5239 (ix86_expand_call): Offload the address to register and use GOT pointer
5241 * invoke.texi (mcmodel=large): Update documentation.
5243 2007-03-06 Richard Henderson <rth@redhat.com>
5245 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5246 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5247 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5248 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5249 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5250 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5251 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5252 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5253 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5254 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5255 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5256 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5257 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5258 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5259 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5260 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5261 x86_schedule, x86_use_bt, x86_pad_returns,
5262 x86_use_xchgb): Merge into ...
5263 (ix86_tune_features): ... here. New array.
5264 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5265 x86_bswap): Merge into ...
5266 (ix86_arch_features): ... here. New array.
5267 (x86_3dnow_a): Remove.
5268 (x86_accumulate_outgoing_args): Make static.
5269 (x86_arch_always_fancy_math_387): Make static.
5270 (ix86_tune_mask, ix86_arch_mask): Move ...
5271 (override_options): ... to local variables here. Apply the
5272 appropriate mask to each element of ix86_arch_features and
5273 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5274 as were done in the old macros.
5275 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5276 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5277 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5278 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5279 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5280 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5281 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5282 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5283 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5284 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5285 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5286 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5287 x86_accumulate_outgoing_args, x86_prologue_using_move,
5288 x86_epilogue_using_move, x86_decompose_lea,
5289 x86_arch_always_fancy_math_387, x86_shift1,
5290 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5291 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5292 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5293 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5294 x86_use_incdec, x86_pad_returns, x86_bswap,
5295 x86_partial_flag_reg_stall): Remove.
5296 (enum ix86_tune_indices): New.
5297 (ix86_tune_features): New.
5298 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5299 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5300 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5301 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5302 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5303 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5304 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5305 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5306 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5307 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5308 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5309 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5310 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5311 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5312 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5313 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5314 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5315 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5316 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5317 TARGET_EXT_80387_CONSTANTS): Use it.
5318 (enum ix86_arch_indices): New.
5319 (ix86_arch_features): New.
5320 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5321 TARGET_BSWAP): Use it.
5322 (ix86_tune_mask, ix86_arch_mask): Remove.
5324 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5327 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5328 Define using $${sysroot_headers_suffix}.
5329 * configure: Regenerate.
5330 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5331 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5333 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5334 * gcc.c (print_sysroot_headers_suffix): New.
5335 (option_map): Include --print-sysroot-headers-suffix.
5336 (display_help): Mention -print-sysroot-headers-suffix.
5337 (process_command): Handle -print-sysroot-headers-suffix.
5338 (do_spec_1): Append multilib directory to include-fixed path if
5339 sysroot suffixes in use.
5340 (main): Handle -print-sysroot-headers-suffix.
5341 * Makefile.in (start.encap): Don't depend on xlimits.h
5342 (xlimits.h): Remove.
5343 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5344 limits.h for each multilib in fixinc_list.
5345 (fixinc_list, s-fixinc_list): New.
5346 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5347 generate them for each multilib in fixinc_list.
5348 (stmp-fixproto): Use include-fixed. Run fixproto for each
5349 multilib in fixinc_list.
5350 (mostlyclean): Don't remove xlimits.h.
5351 (clean): Remove include-fixed.
5352 (real-install-headers-tar, real-install-headers-cpio,
5353 real-install-headers-cp): Don't copy include, only include-fixed.
5354 (install-mkheaders): Depend on fixinc_list. Don't depend on
5355 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5356 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5357 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5359 2007-03-06 Jan Hubicka <jh@suse.cz>
5361 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5366 * configure.ac: Allow tm_file to contain build-directory files.
5367 * configure: Regenerate.
5368 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5369 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5370 * config/m68k/print-sysroot-suffix.sh: New file.
5372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5374 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5375 of pic_offset_table_rtx if reload_completed.
5376 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5377 PIC_OFFSET_TABLE_REGNUM.
5378 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5380 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5381 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5383 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5385 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5386 functions that call eh_return.
5388 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5390 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5391 functions that need a constant pool.
5393 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5396 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5397 (m68k_preferred_reload_class): Likewise.
5398 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5399 (SECONDARY_RELOAD_CLASS): Define.
5400 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5401 (LIMIT_RELOAD_CLASS): Delete.
5402 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5403 registers from storing bytes.
5404 (m68k_secondary_reload_class): New function.
5405 (m68k_preferred_reload_class): Likewise.
5407 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5409 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5411 (m68k_expand_prologue): Likewise.
5413 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5415 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5416 (mips_expand_epilogue): Add a bool parameter.
5417 (m68k_legitimize_sibcall_address): Declare.
5418 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5419 (m68k_expand_epilogue): Add a parameter to select between sibling
5420 and normal epilogues. Only generate a return for the latter.
5421 (m68k_ok_for_sibcall_p): New function.
5422 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5423 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5424 (sibcall_value, *sibcall_value): Likewise.
5425 (*call, *call_value): Require !SIBLING_CALL_P.
5426 (epilogue): Update call to m68k_expand_epilogue.
5427 (sibcall_epilogue): New pattern.
5428 * config/m68k/predicates.md (const_call_operand): Say that this
5429 predicate applies to sibling calls too.
5430 (sibcall_operand): New predicate.
5432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5434 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5435 alternatives as movsi_cf.
5436 (movsf_cf_hard): Add commentary.
5438 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5439 Richard Sandiford <richard@codesourcery.com>
5441 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5442 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5443 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5444 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5445 as being live on exit from an interrupt function.
5446 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5447 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5448 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5449 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5450 (m68k_interrupt_function_p): Globalize.
5451 (m68k_compute_frame_layout): Remove reverse mask code.
5452 (m68k_emit_movem, m68k_set_frame_related): New functions.
5453 (m68k_output_function_prologue): Delete in favor of...
5454 (m68k_expand_prologue): ...this new function.
5455 (m68k_output_function_epilogue): Delete in favor of...
5456 (m68k_expand_epilogue): ...this new function.
5457 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5459 (print_operand): Handle %?.
5460 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5461 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5462 (prologue, epilogue): New patterns.
5463 (return): Turn into a define_expand.
5464 (*return): New pattern, derived from old "return" pattern. Use rte
5465 rather than rts for interrupt functions. Only use rtd if the pop
5467 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5468 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5469 (link, *link, unlink, *unlink, load_got): Likewise.
5471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5475 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5476 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5477 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5478 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5479 and m68k_matches_u_p.
5480 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5481 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5482 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5483 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5484 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5485 (REG_STRICT_P): New macro.
5486 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5487 PCREL_GENERAL_OPERAND_OK.
5488 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5489 m68k_legitimate_base_reg_p.
5490 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5491 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5492 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5493 * config/m68k/m68k.c (m68k_address): New structure.
5494 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5495 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5496 (m68k_jump_table_ref_p, m68k_decompose_address)
5497 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5498 (m68k_matches_u_p): New functions.
5499 (print_operand_address): Rewrite to use m68k_decompose_index.
5501 2007-03-05 David Taylor <dtaylor@emc.com>
5503 * gcc.c: Correct copyright date in --version output.
5505 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5507 * pa.md: In unamed move patterns, disparge copies between general
5508 and floating point registers using '?' modifier. Don't include 'f'
5509 constraint for register preferences in DImode, SImode, HImode and
5510 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5511 Remove constraints for copies between general and floating registers
5512 in soft-float DFmode pattern.
5513 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5517 2007-03-05 Mike Stump <mrs@apple.com>
5519 * c-common.c (targetcm): Add.
5520 * c-opts.c (c_common_handle_option): Handle language specific
5522 * opts.c (handle_option): Verify language for target options, if
5524 * opth-gen.awk: Add CL_LANG_ALL.
5525 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5526 (TARGETCM_INITIALIZER): Add.
5527 * target.h (struct gcc_targetcm): Add.
5529 * targhooks.c (default_handle_c_option): Add.
5530 * targhooks.h (default_handle_c_option): Add.
5531 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5533 * config/darwin.opt (iframework): Add.
5534 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5535 * config/darwin-c.c (handle_c_option): Add.
5536 (TARGET_HANDLE_C_OPTION): Add.
5538 * doc/invoke.texi (Darwin Options): Add -iframework.
5540 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5545 2007-03-05 Ian Lance Taylor <iant@google.com>
5547 * c.opt (fgnu89-inline): New option.
5548 * c-opts.c (c_common_post_options): Set default value for
5550 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5551 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5553 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5554 (grokdeclarator, start_function): Likewise.
5555 * c-cppbuiltin.c (c_cpp_builtins): Define either
5556 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5557 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5558 (C Dialect Options): Document -fgnu89-inline.
5559 * doc/extend.texi (Function Attributes): Explain what the
5560 gnu_inline attribute does.
5561 * doc/cpp.texi (Common Predefined Macros): Document
5562 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5564 2007-03-05 Ian Lance Taylor <iant@google.com>
5566 PR tree-optimization/31034
5567 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5568 half-range if the other side is an overflow infinity.
5570 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5572 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5573 (bfin*-linux-uclibc*): New configuration.
5574 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5576 * config/bfin/linux.h: New file.
5577 * config/bfin/libgcc-bfin.ver: New file.
5578 * config/bfin/t-bfin-uclinux: New file.
5579 * config/bfin/t-bfin-linux: New file.
5580 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5581 (TARGET_OS_CPP_BUILTINS): New macro.
5583 2007-03-05 Richard Guenther <rguenther@suse.de>
5585 * fold-const.c (fold_binary): Remove duplicate folding
5586 of comparison of non-null ADDR_EXPR against null.
5588 2007-03-05 Richard Guenther <rguenther@suse.de>
5589 Dorit Nuzman <dorit@il.ibm.com>
5591 PR tree-optimization/26420
5592 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5593 are no loops in the function. Only print the number of
5594 vectorized loops if it is greater than zero or we are supposed
5595 to print information about unvectorized loops.
5597 2007-03-05 Revital Eres <eres@il.ibm.com>
5599 * gcc.dg/var-expand1.c: New test.
5600 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5601 when an accumulator is expanded.
5603 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5606 * c-common.c (convert_and_check): Don't give warnings for
5607 conversion if 'expr' already overflowed.
5609 2007-03-04 Roger Sayle <roger@eyesopen.com>
5612 * fold-const.c (fold_comparison): Enforce type consistency when
5613 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5615 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5617 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5618 containing a cast to the base of TARGET_MEM_REF.
5620 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5622 * tree.c (tree_contains_struct_check_failed): Remove spurious
5623 whitespace from error message.
5625 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5628 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5629 instead of precision.
5631 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5632 Nathan Sidwell <nathan@codesourcery.com>
5634 * emit-rtl.c (find_auto_inc): New.
5635 (try_split): recreate REG_INC notes,
5636 Use regular for loops rather than whiles.
5638 2007-03-03 Andreas Schwab <schwab@suse.de>
5640 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5641 * configure: Regenerate.
5643 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5645 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5646 flag_rounding_math, not flag_unsafe_math_optimizations.
5648 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5650 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5651 alpha_fold_vector_minmax): Likewise.
5652 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5653 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5655 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5657 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5658 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5659 if the lhs has side-effects.
5660 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5662 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.h (TUNEMASK): Remove define.
5665 (ARCHMASK): Remove define.
5666 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5667 Use ix86_arch_mask variable instead of ARCHMASK.
5668 * config/i386/i386.c (override_options): Ditto.
5669 (standard_80387_constant_p): Ditto.
5671 2007-03-02 Ian Lance Taylor <iant@google.com>
5673 Used signed infinities in VRP.
5674 * tree-vrp.c (uses_overflow_infinity): New static function.
5675 (supports_overflow_infinity): New static function.
5676 (make_overflow_infinity): New static function.
5677 (negative_overflow_infinity): New static function.
5678 (positive_overflow_infinity): New static function.
5679 (is_negative_overflow_infinity): New static function.
5680 (is_positive_overflow_infinity): New static function.
5681 (is_overflow_infinity): New static function.
5682 (overflow_infinity_range_p): New static function.
5683 (compare_values_warnv): New function split out of compare_values.
5684 (compare_value): Call it.
5685 (set_value_range_to_nonnegative): Add overflow_infinity
5686 parameter. Change caller.
5687 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5689 (vrp_expr_computes_nonzero): Likewise.
5690 (compare_ranges, compare_range_with_value): Likewise.
5691 (compare_name_with_value, compare_names): Likewise.
5692 (vrp_evaluate_conditional): Likewise.
5693 (set_value_range): Handle infinity
5694 (vrp_operand_equal_p, operand_less_p): Likewise.
5695 (extract_range_from_assert): Likewise.
5696 (vrp_int_const_binop): Likewise.
5697 (extract_range_from_binary_expr): Likewise.
5698 (extract_range_from_unary_expr): Likewise.
5699 (extract_range_from_comparison): Likewise.
5700 (extract_range_from_expr): Likewise.
5701 (dump_value_range): Likewise.
5702 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5703 (test_for_singularity): Likewise.
5704 (vrp_int_const_binop): Remove inline qualifier.
5705 (adjust_range_with_scev): Add comment.
5706 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5708 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5710 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5711 (get_constraint_for): Likewise.
5712 (do_structure_copy): Likewise.
5713 (find_func_aliases): Fix references to MODIFY_EXPR.
5714 (intra_create_variable_infos): Tidy.
5715 * tree-ssa-operands.c (add_virtual_operand): Add argument
5717 When adding members of alias sets, if IS_CALL_SITE is true and
5718 the symbol is not call-clobbered, skip it.
5721 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5723 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5724 entry by means of emit_insn_at_entry.
5726 2007-03-02 Richard Henderson <rth@redhat.com>
5728 * expr.h (promoted_input_arg): Remove decl.
5729 * function.c (promoted_input_arg): Merge into ...
5730 * combine.c (setup_incoming_promotions): ... only caller.
5731 Rearrange to avoid double loop.
5733 2007-03-02 Ben Elliston <bje@au.ibm.com>
5734 Peter Bergner <bergner@vnet.ibm.com>
5735 Janis Johnson <janis187@us.ibm.com>
5737 * config/rs6000/dfp.md: New file.
5738 * config/rs6000/rs6000.md: Include dfp.md.
5739 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5740 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5741 and TDmode decimal float modes in FP registers.
5742 (num_insns_constant): Likewise.
5743 (rs6000_legitimate_offset_address_p): Likewise.
5744 (rs6000_legitimize_address): Likewise.
5745 (rs6000_legitimize_reload_address): Likewise.
5746 (rs6000_legitimate_address): Likewise.
5747 (rs6000_emit_move): Likewise.
5748 (function_arg_boundary): Likewise.
5749 (function_arg_advance): Likewise.
5750 (rs6000_darwin64_record_arg_recurse): Likewise.
5751 (function_arg): Likewise.
5752 (rs6000_gimplify_va_arg): Likewise.
5753 (rs6000_split_multireg_move): Likewise.
5754 (rs6000_output_function_epilogue): Likewise.
5755 (rs6000_output_function_epilogue): Likewise.
5756 (rs6000_register_move_cost): Likewise.
5757 (rs6000_function_value): Likewise.
5758 (rs6000_libcall_value): Likewise.
5760 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5762 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5764 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5766 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5767 Use $MULTIDIR to choose between the kernel and RTP headers,
5768 and use $WIND_BASE and $WIND_USR to locate them.
5770 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (override_options): Put initialization of
5773 ix86_tune_mask and ix86_arch_mask to the correct place.
5775 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5776 Michael Meissner <michael.meissner@amd.com>
5779 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5781 (TARGET_CMOVE): Use ARCHMASK.
5782 (TARGET_CMPXCHG): Ditto.
5783 (TARGET_CMPXCHG8B): Ditto.
5784 (TARGET_XADD): Ditto.
5785 (TARGET_BSWAP): Ditto.
5786 * config/i386/i386.c (ix86_tune_mask): New global variable.
5787 (ix86_arch_mask): Ditto.
5788 (override_options): Initialize ix86_tune_mask and
5789 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5792 2007-03-02 Ben Elliston <bje@au.ibm.com>
5795 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5797 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5799 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5800 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5801 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5802 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5804 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5805 rs6000_init_dwarf_reg_sizes_extra): New.
5806 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5807 SPE register high parts.
5809 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5811 * Makefile.in: Add install-pdf target as
5812 copied from automake v1.10 rules.
5813 * configure.ac: Add install-pdf to target list.
5814 * configure: Regenerate.
5816 2007-03-01 Paul Brook <paul@codesourcery.com>
5818 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5819 modes to LDRD for DImode.
5820 (output_move_double): Fixup out of range ldrd/strd.
5821 (vfp_secondary_reload_class): Rename...
5822 (coproc_secondary_reload_class): ... to this. Add wb argument.
5823 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5824 coproc_secondary_reload_class for CLASS_IWMMXT.
5825 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5826 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5828 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5830 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5831 factor by the estimated number of iterations.
5832 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5835 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5836 decode_caches_intel, detect_caches_intel): New functions.
5837 (host_detect_local_cpu): Use detect_caches_amd and
5838 detect_caches_intel.
5840 2007-03-01 Richard Henderson <rth@redhat.com>
5842 * expr.c (emit_move_complex_push): Export.
5843 (emit_move_complex_parts): Split out from ...
5844 (emit_move_complex): ... here.
5845 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5846 * config/i386/i386.md (movcdi): New.
5848 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5851 size of mode1 to check for tieable modes in MMX case.
5853 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5855 * Makefile.in (rtlanal.o): Depend on tree.h.
5856 * rtl.h (offset_within_section_p, split_const): Declare.
5857 * rtlanal.c: Include tree.h.
5858 (offset_within_block_p): New function, taken from
5859 mips_offset_within_object_p.
5860 (split_const): New function, taken from mips_split_const.
5861 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5863 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5864 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5865 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5866 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5867 (m68k_illegitimate_symbolic_constant_p): New function.
5868 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5869 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5870 symbolic constant that might be outside the symbol's section,
5871 move the symbol first and then add the offset.
5872 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5874 * config/mips/mips.c (mips_split_const): Delete.
5875 (mips_offset_within_object_p): Delete.
5876 (mips_symbolic_constant_p): Use offset_within_section_p and
5877 split_const instead of mips_offset_within_object_p and
5879 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5880 (mips_legitimize_const_move, print_operand_reloc)
5881 (mips_dangerous_for_la25_p): Use split_const instead of
5884 2007-02-28 Eric Christopher <echristo@apple.com>
5886 * Makefile.in (install-include-dir): Don't rm -rf include.
5888 2007-02-28 Richard Guenther <rguenther@suse.de>
5891 * fold-const.c (fold_binary): Do not associate expressions
5892 with more than one variable for integer types that do not wrap.
5894 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5896 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5897 Delete, and replace with...
5898 (fold_builtin_call_array): This. Update callers to use it.
5899 * fold-const.c (fold_build_call_list): Delete, and replace with...
5900 (fold_build_call_array): This.
5901 (fold_build_call_list_initializer): Delete, and replace with...
5902 (fold_build_call_array_initializer): This.
5903 * tree.h: Update declarations to reflect above changes.
5905 * c-typeck.c (build_function_call): Store converted arguments
5906 in a stack-allocated array instead of building a list.
5907 (convert_arguments): Store arguments in the array passed in as an
5908 argument, and return the actual number of arguments.
5909 * c-format.c: (check_function_format): Pass arguments in an
5910 array instead of a list.
5911 * c-common.c (check_function_nonnull): Likewise.
5912 (check_function_sentinel): Likewise.
5913 (check_function_arguments): Likewise.
5914 * c-common.h: Update declarations to reflect above changes.
5916 2007-02-28 Jan Hubicka <jh@suse.cz>
5918 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5919 PRED_NEGATIVE_RETURN): Update outcomes.
5921 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5923 * calls.c (emit_library_call_value_1): Handle partial registers
5924 correctly when building up CALL_INSN_FUNCTION_USAGE.
5926 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5928 * pa/predicates.md (move_src_operand): Allow zero for mode.
5929 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5932 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5935 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5936 *movv2df_internal): Enable pattern only for valid operand
5938 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5939 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5941 2007-02-27 Mike Stump <mrs@apple.com>
5943 * config/darwin-crt3.c: Avoid compilation when compiling for a
5946 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5948 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5950 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5951 for fixed headers and limits.h.
5952 (install-include-dir, install-headers-tar, install-headers-cpio,
5953 install-headers-cp, real-install-headers-tar,
5954 real-install-headers-cpio, real-install-headers-cp): Handle
5955 include-fixed as well as include.
5956 (install-mkheaders): Don't install files that go only in include
5958 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5959 from GCC_INCLUDE_DIR.
5960 * gcc.c (process_command): Remove special -BstageN/ handling.
5961 (do_spec_1): Add include-fixed directories.
5963 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5965 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5967 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5969 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5972 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5974 * c-common.c (get_priority): Add check for
5975 SUPPORTS_INIT_PRIORITY.
5977 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5979 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5981 * config/bfin/bfin.c: Include "cfglayout.h".
5982 (MAX_LSETUP_DISTANCE): New macro.
5983 (struct loop_info): New members incoming, incoming_src and
5984 incoming_dest. Delete member predecessor.
5985 (length_for_loop): New function.
5986 (bfin_optimize_loop): Handle more different loop structures.
5987 (bfin_discover_loop): Rework detection of predecessor blocks by
5988 examining incoming edges.
5989 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5991 (bfin_reorder_loops): New function.
5992 (bfin_reorg_loops): Use these three new functions.
5994 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5995 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5996 (CONSTRAINT_LEN): Add entry for 'q'.
5997 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5998 Add 'q' constraints.
5999 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6000 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6002 * config/bfin/bfin.md (add_with_carry): New pattern.
6003 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6004 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6005 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6006 support unsigned multiplies too. Removed incorrect commutativity from
6007 operand 1 constraint where appropriate.
6008 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6010 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6011 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6013 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6014 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6015 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6016 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6017 usmulhisi_hh_huh): New patterns.
6019 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6020 lshifthi3): Fix output template to use half reg for operand 2.
6022 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6025 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6027 2007-02-27 Andreas Schwab <schwab@suse.de>
6029 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6031 2007-02-27 Jan Hubicka <jh@suse.cz>
6033 * predict.c (last_basic_block_p): Remove.
6034 (tree_estimate_probability): Update return heuristic for commonized
6037 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6039 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6041 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6043 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6044 * doc/cpp.texi: Standardize title page.
6045 * doc/cppinternals.texi: Likewise.
6046 * doc/gcc.texi: Standardize title page, remove version number
6047 from copyright page.
6048 * doc/gccint.texi: Likewise.
6049 * doc/install.texi: Standardize title page, add table of
6052 2007-02-26 Jan Hubicka <jh@suse.cz>
6054 * predict.def: Set outcomes according to more recent results.
6055 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6056 Remove dead predictors.
6057 * predict.c (return_prediction): Fix pasto.
6059 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6061 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6062 change; avoid a memory leak when returning early.
6064 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6066 * c-decl.c (static_ctors): Move to c-common.c.
6067 (static_dtors): Likewise.
6068 (finish_function): Use c_record_cdtor_fn.
6069 (build_cdtor): Move to c-common.c.
6070 (c_write_global_declarations): Use c_build_cdtor_fns.
6071 * c-common.h (static_ctors): Declare.
6072 (static_dtors): Likewise.
6073 (c_record_cdtor_fn): Likewise.
6074 (c_build_cdtor_fns): Likewise.
6075 * c-common.c (static_ctors): New variable.
6076 (static_dtors): Likewise.
6077 (c_record_cdtor_fn): New function.
6078 (build_cdtor): Move from c-decl.c
6079 (c_build_cdtor_fns): New function.
6081 * output.h (assemble_addr_to_section): Declare.
6082 (get_cdtor_priority_section): Likewise.
6083 * varasm.c (assemble_addr_to_section): New function.
6084 (get_cdtor_priority_section): Likewise.
6085 (default_named_section_asm_out_destructor): Use them.
6086 (destor_dtor_section_asm_out_destructor): Likewise.
6087 (default_named_section_asm_out_constructor): Likewise.
6088 (default_ctor_section_asm_out_constructor): Likewise.
6089 * config.gcc (*-*-vxworks*): Include vxworks.o.
6090 * config/t-vxworks (vxworks.o): New target.
6091 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6092 (TARGET_ASM_CONSTRUCTOR): Define.
6093 (TARGET_ASM_DESTRUCTOR): Likewise.
6094 (vxworks_asm_out_constructor): Declare.
6095 (vxworks_asm_out_destructor): Likewise.
6097 * c-common.c (get_priority): Check that we have not just an
6098 INTEGER_CST, but an integer constant with integeral type.
6100 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6102 PR tree-optimization/30938
6103 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6104 use &dt[nargs-1] instead of &dt[nargs] in the call to
6105 vect_is_simple_use().
6107 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6109 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6110 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6111 Do not attempt to handle MEM inside auto-inc expressions.
6112 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6113 of a register modified by an auto-inc expression. However, do handle
6114 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6115 (elimination_effects): Prohibit elimination of a register modified
6116 by an auto-inc expression. Disable register elimination rules whose
6117 target register is modified by an auto-inc expression with variable
6120 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6122 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6124 (array_at_struct_end_p): New function.
6125 (idx_infer_loop_bounds): Use it.
6126 (estimate_numbers_of_iterations_loop): Export.
6127 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6128 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6129 (tree_estimate_probability): Call record_loop_exits.
6130 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6131 (estimated_loop_iterations, estimated_loop_iterations_int,
6132 estimated_loop_iterations_tree): New functions.
6133 (analyze_siv_subscript_cst_affine,
6134 compute_overlap_steps_for_affine_1_2,
6135 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6136 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6137 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6138 (PRED_LOOP_ITERATIONS_GUESSED): New.
6139 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6140 * cfgloop.h (estimate_numbers_of_iterations_loop,
6141 estimated_loop_iterations_int): Declare.
6143 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6145 * doc/extend.texi: Document optional priority argument to
6146 constructors and destructors.
6147 * tree.c (init_priority_for_decl): Adjust GTY markers.
6148 (init_ttree): Use priority-info hash functions for
6149 init_priority_for_decl.
6150 (tree_map_eq): Rename to ...
6151 (tree_map_base_eq): ... this.
6152 (tree_map_marked_p): Rename to ...
6153 (tree_map_base_marked_p): ... this.
6154 (tree_map_base_hash): New function.
6155 (decl_init_priority_lookup): Rework.
6156 (decl_fini_priority_lookup): New function.
6157 (decl_priority_info): New function.
6158 (decl_init_priority_insert): Use it.
6159 (decl_fini_priority_insert): Likewise.
6160 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6162 (decl_restrict_base_insert): Likewise.
6163 (decl_debug_expr_insert): Likewise.
6164 (decl_value_expr_lookup): Likewise.
6165 (decl_value_expr_insert): Likewise.
6166 * tree.h (priority_type): New type.
6167 (decl_init_priority_lookup): Use priority_type.
6168 (decl_fini_priority_lookup): New function.
6169 (decl_init_priority_insert): Use priority_type.
6170 (decl_fini_priority_insert): New function.
6171 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6172 (DECL_INIT_PRIORITY): Likewise.
6173 (SET_DECL_INIT_PRIORITY): Add comment.
6174 (DECL_FINI_PRIORITY): New macro.
6175 (SET_DECL_FINI_PRIORITY): Likewise.
6176 (DEFAULT_INIT_PRIORITY): Document.
6177 (MAX_INIT_PRIORITY): Likewise.
6178 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6179 (tree_map_base): New type.
6180 (tree_map_base_eq): New function.
6181 (tree_map_base_hash): Likewise.
6182 (tree_map_base_marked_p): Likewise.
6183 (tree_map): Inherit from tree_map_base.
6184 (tree_map_eq): Make it a macro.
6185 (tree_map_marked_p): Likewise.
6186 (tree_int_map): Inherit from tree_map_base.
6187 (tree_int_map_eq): Make it a macro.
6188 (tree_int_map_hash): Likewise.
6189 (tree_int_map_marked_p): Likewise.
6190 (tree_priority_map): New type.
6191 (tree_priority_map_eq): New macro.
6192 (tree_priority_map_hash): Likewise.
6193 (tree_priority_map_marked_p): Likewise.
6194 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6196 (emutls_common_1): Likewise.
6197 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6198 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6199 of tree_map hierarchy.
6200 * tree-cfg.c (move_stmt_r): Likewise.
6201 (new_label_mapper): Likewise.
6202 * c-tree.h (c_expand_body): Move to ...
6203 * c-common.h (c_expand_body): ... here.
6204 * c-decl.c (c_expand_body): Move to ...
6205 * c-common.c (c_expand_body): ... here.
6206 (c_common_attribute_table): Allow 1 argument for the constructor
6207 and destructor attributes.
6208 (get_priority): New function.
6209 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6210 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6212 2007-02-24 Jan Hubicka <jh@suse.cz>
6215 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6217 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6218 Jan Hubicka <jh@suse.cz>
6221 * i386.c (counter_mode): New function.
6222 (expand_set_or_movmem_via_loop): Use it.
6223 (expand_movmem_epilogue): Likewise; fix pasto.
6224 (ix86_expand_movmem): Do emit guard even for constant counts.
6225 (ix86_expand_setmem): Likewise.
6227 2007-02-25 Nick Clifton <nickc@redhat.com>
6229 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6230 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6232 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6235 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6236 count argument with 0x10, not with 0x16.
6237 (expand_setmem_epilogue): Ditto.
6239 2007-02-24 Mike Stump <mrs@apple.com>
6241 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6244 2007-02-24 Richard Guenther <rguenther@suse.de>
6247 * fold-const.c (fold_binary): Fold x +- CST op x for
6248 EQ_EXPR and NE_EXPR.
6250 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6252 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6254 2007-02-24 Jan Hubicka <jh@suse.cz>
6256 * cgraphunit.c (decide_is_function_needed): Honor
6257 -fkeep-inline-functions.
6259 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6261 * builtins.c (fold_builtin_modf): New.
6262 (fold_builtin_2): Use it.
6264 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6266 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6267 (determine_max_iter): Take additional LOOP arg; all callers changed.
6268 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6269 one using simplifications.
6270 (simplify_using_initial_values): Return if the expression becomes
6271 invalid due to altered regs.
6273 2007-02-23 DJ Delorie <dj@redhat.com>
6275 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6277 2007-02-23 Mike Stump <mrs@apple.com>
6279 * tlink.c (scan_linker_output): Parse linker messages from
6280 darwin9's linker better.
6282 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6285 * varpool.c (varpool_assemble_pending_decls): Set
6286 varpool_last_needed_node to null.
6288 2007-02-23 DJ Delorie <dj@redhat.com>
6290 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6291 alignment bigger than the object file can handle.
6293 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6297 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6298 (*movsf_1): Penalize MMX moves.
6300 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6302 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6303 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6305 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6307 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6309 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6310 (fold_builtin_1): Use them.
6311 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6312 BUILT_IN_SIGNIFICAND.
6314 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6316 * config/i386/i386.c (bdesc_1arg): Initialize
6317 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6318 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6319 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6320 and IX86_BUILTIN_MOVSLDUP.
6322 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6324 PR rtl-optimization/30841
6325 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6327 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6329 * builtins.c (fold_builtin_frexp): New.
6330 (fold_builtin_2): Use it.
6332 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6334 * doc/invoke.texi (Spec Files): Document getenv spec function.
6336 * gcc.c (getenv_spec_function): New function.
6337 (static_spec_functions): Add it.
6338 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6339 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6342 2007-02-22 Michael Matz <matz@suse.de
6345 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6346 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6348 2007-02-22 Ian Lance Taylor <iant@google.com>
6351 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6352 (mem_loc_descriptor): Call it.
6354 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6355 Ira Rosen <irar@il.ibm.com>
6357 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6359 2007-02-22 Ira Rosen <irar@il.ibm.com>
6361 PR tree-optimization/30843
6362 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6363 stores only after all the group is vectorized.
6365 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6367 PR tree-optimization/30858
6368 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6369 in the reduction cycle have a single use in the loop.
6370 * tree-vectorizer.h (relevant): Add documentation.
6372 2007-02-20 Mike Stump <mrs@apple.com>
6374 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6375 * configure: Regenerate.
6377 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6379 Change the defaults of some parameters and options.
6380 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6381 * config/spu/spu.c (spu_optimization_options): Add.
6382 (spu_override_options): Change params in spu_optimization_options.
6383 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6385 Register 127 is only 16 byte aligned when used as a frame pointer.
6386 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6387 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6388 HARD_FRAME_POINTER_REGNUM.
6389 (spu_legitimate_address): Use regno_aligned_for_reload.
6390 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6391 aligned when frame_pointer_needed is true.
6392 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6394 * config/spu/spu.h (INIT_EXPANDERS): Define.
6396 Make sure shift and rotate instructions have valid immediate operands.
6397 * config/spu/predicates.md (spu_shift_operand): Remove.
6398 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6399 * config/spu/constraints.md (W, O): Extend range.
6400 * config/spu/spu.md (umask, nmask): Define.
6401 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6402 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6403 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6404 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6405 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6406 (lshr<mode>3_reg): Fix rtl description.
6408 Make sure mulhisi immediate operands are valid.
6409 * config/spu/predicates.md (imm_K_operand): Add.
6410 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6412 Generate constants using fsmbi and andi.
6413 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6414 (print_operand, spu_split_immediate, classify_immediate,
6415 fsmbi_const_p): Handle IC_FSMBI2.
6417 Correctly handle a CONST_VECTOR containing symbols.
6418 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6419 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6420 (immediate_load_p): Allow symbols that use 2 instructions to create.
6421 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6422 with symbols when flag_pic is set.
6423 (const_vector_immediate_p): New.
6424 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6425 accept a CONST_VECTOR with symbols.
6426 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6427 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6429 * config/spu/spu.md (high, low): Delete.
6430 (low_<mode>): Define.
6432 Remove INTRmode and INTR_REGNUM, which didn't work.
6433 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6435 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6436 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6437 peephole2 pattern): Don't use INTR or 131.
6438 (movintrcc): Delete.
6439 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6440 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6441 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6442 (UNSPEC_SET_INTR): Add.
6443 * config/spu/spu-modes.def (INTR): Remove.
6445 More accurate warnings about run-time relocations.
6446 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6448 Correctly warn about immediate arguments to specific intrinsics.
6449 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6450 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6451 the instruction predicate.
6453 Fix tree check errors with latest update.
6454 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6456 (spu_expand_builtin): Use CALL_EXPR_FN.
6458 Add missing specific intrinsics.
6459 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6461 * config/spu/spu_internals.h: Ditto.
6463 Fix incorrect operand modifiers.
6464 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6465 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6467 Optimize one case of zero_extend of a vec_select.
6468 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6470 Accept any immediate for hbr.
6471 * config/spu/spu.md (hbr): Change s constraints to i.
6473 2007-02-21 Paul Brook <paul@codesourcery.com>
6475 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6476 condexec_count when skipping USE and CLOBBER.
6478 2007-02-21 Nick Clifton <nickc@redhat.com>
6480 * common.opt (Warray-bounds): Add Warning attribute.
6481 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6483 (fsized-zeroes): Add Optimization attribute.
6484 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6485 * c.opt (Wc++0x-compat): Add Warning attribute.
6487 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6490 * reload1.c (eliminate_regs_in_insn): In the single_set special
6491 case, attempt to re-recognize the insn before falling back to
6492 having reload fix it up.
6494 2007-02-20 Eric Christopher <echristo@gmail.com>
6496 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6497 Rewrite accordingly.
6498 (frv_read_iacc_argument): Ditto.
6499 (frv_expand_set_builtin): Take a call instead of arglist, update for
6501 (frv_expand_unop_builtin): Ditto.
6502 (frv_expand_binop_builtin): Ditto.
6503 (frv_expand_cut_builtin): Ditto.
6504 (frv_expand_binopimm_builtin): Ditto.
6505 (frv_expand_voidbinop_builtin): Ditto.
6506 (frv_expand_int_void2arg): Ditto.
6507 (frv_expand_prefetches): Ditto.
6508 (frv_expand_voidtriop_builtin): Ditto.
6509 (frv_expand_voidaccop_builtin): Ditto.
6510 (frv_expand_load_builtin): Ditto.
6511 (frv_expand_store_builtin): Ditto.
6512 (frv_expand_mdpackh_builtin): Ditto.
6513 (frv_expand_mclracc_builtin): Ditto.
6514 (frv_expand_mrdacc_builtin): Ditto.
6515 (frv_expand_mwtacc_builtin): Ditto.
6516 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6519 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6521 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6522 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6524 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6526 * configure: Regenerate.
6527 * config.in: Regenerate.
6528 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6529 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6530 masks to power6 and power6x and to POWERPC_MASKS.
6531 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6533 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6534 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6535 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6536 Access PROTOTYPE as variable, not mask.
6538 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6540 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6541 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6542 * combine.c (adjust_for_new_dest): Use it.
6543 * postreload.c (reload_combine): Likewise.
6545 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6547 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6548 notes on an insn with multiple sets, even if single_set returns
6549 non-NULL for that insn.
6551 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6556 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6558 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6559 if user didn't pass it.
6560 * config/i386/darwin.h (CC1_SPEC): Likewise.
6561 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6562 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6563 -mmacosx-version-min.
6565 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6566 Uros Bizjak <ubizjak@gmail.com>
6568 * optabs.h (enum optab_index): Add new OTI_scalb.
6569 (scalb_optab): Define corresponding macro.
6570 * optabs.c (init_optabs): Initialize scalb_optab.
6571 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6573 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6574 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6575 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6576 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6577 flag_unsafe_math_optimizations is set.
6579 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6580 to implement scalbf, scalb and scalbl built-ins as inline x87
6583 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6584 DJ Delorie <dj@redhat.com>
6587 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6588 (diagnostic_report_diagnostic): ... here, and turn them into real
6589 errors. If warnings are inhibited, no need to do anything.
6591 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6593 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6594 better code generation.
6596 2007-02-20 Ben Elliston <bje@au.ibm.com>
6598 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6600 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6602 * config/alpha/alpha.c, config/alpha/alpha.md,
6603 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6604 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6605 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6606 config/arm/lib1funcs.asm: Follow spelling conventions.
6608 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6609 config/fr30/fr30.md, config/i386/i386.h,
6610 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6611 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6612 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6613 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6614 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6615 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6616 config/sparc/sparc.c, config/sparc/sparc.h,
6617 config/sparc/sparc.md, config/spu/constraints.md,
6618 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6621 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6624 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6627 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6629 * doc/invoke.texi (-ftree-lrs): Remove.
6631 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6633 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6636 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6638 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6639 new CALL_EXPR_FN macro for retrieving the function
6640 declaration of the input expression.
6642 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6644 * c.opt (Waddress): New.
6645 * common.opt (Walways-true): Delete.
6646 (Wstring-literal-comparison): Delete.
6647 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6648 -Wstring-literal-comparison. Add -Waddress.
6650 (Walways-true): Delete.
6651 (Wstring-literal-comparison): Delete.
6652 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6653 consistently instead of -Walways-true in example.
6654 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6655 * c-typeck.c (parser_build_binary_op): Replace
6656 -Wstring-literal-comparison and -Walways-true with -Waddress.
6657 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6660 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6662 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6663 without DECL_STRUCT_FUNCTION initialized.
6665 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6667 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6668 due to calls to functions taking pointers as parameters.
6670 2007-02-19 Richard Henderson <rth@redhat.com>
6673 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6676 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6678 * config/s390/s390.c (s390_call_saved_register_used,
6679 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6680 accessed to the new scheme.
6682 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6684 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6685 (cris_print_index, cris_print_operand, cris_print_operand_address)
6686 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6687 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6688 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6690 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6691 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6692 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6693 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6694 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6695 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6696 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6697 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6698 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6699 (uminsi3, call, call_value): Ditto.
6700 (define_split: indir_to_reg_split, unnamed): Ditto.
6702 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6704 PR tree-optimization/30975
6705 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6708 2007-02-18 Eric Christopher <echristo@gmail.com>
6710 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6711 Remove use of arglist.
6712 (mips_expand_builtin): Remove use of arglist, pass in expr.
6713 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6714 (mips_expand_builtin_movtf): Ditto.
6715 (mips_expand_builtin_compare): Ditto.
6717 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6719 * tree-sra.c (sra_build_assignment): Replace assertion
6720 checking with a comment explaining why it can't be done.
6722 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6725 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6726 during CALL_EXPR representation conversion.
6727 * tree-ssa-propagate.c (set_rhs): Likewise.
6729 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6731 * tree-sra.c (sra_build_assignment): Disable assertion checking
6734 2007-02-18 Roger Sayle <roger@eyesopen.com>
6736 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6737 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6738 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6740 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6741 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6742 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6743 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6744 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6745 force_gimple_operand): Likewise.
6746 * ipa-cp.c (constant_val_insert): Likewise.
6747 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6748 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6749 perfect_nestify): Likewise.
6750 * langhooks.c (lhd_omp_assignment): Likewise.
6751 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6752 lower_copyprivate_clauses, lower_send_clauses,
6753 lower_send_shared_vars, expand_parallel_call,
6754 expand_omp_for_generic, expand_omp_for_static_nochunk,
6755 expand_omp_for_static_chunk, expand_omp_sections,
6756 lower_omp_single_copy, lower_omp_for_lastprivate,
6757 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6758 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6759 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6762 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6764 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6765 config/sh/sh.md: Follow spelling conventions.
6767 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6768 config/frv/predicates.md: Follow spelling conventions.
6770 * config/m68k/linux-unwind.h: Fix a comment typo.
6771 * target.h: Follow spelling conventions.
6773 2007-02-18 Roger Sayle <roger@eyesopen.com>
6775 PR rtl-optimization/28173
6776 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6777 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6778 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6779 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6780 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6782 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6784 * builtins.c (fold_builtin_load_exponent): New.
6785 (fold_builtin_2): Use it.
6787 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6789 PR rtl-optimization/30773
6790 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6791 if we fail to attach a REG_EQUIV note.
6793 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6794 Roger Sayle <roger@eyesopen.com>
6796 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6798 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6800 * calls.c (initialize_argument_information): Pass original EXP
6801 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6802 code to split complex arguments here, as part of initializing the
6804 (expand_call): Remove code that builds a list of arguments and
6805 inserts implicit arguments into it. Instead, just count how many
6806 implicit arguments there will be so we can determine the size of
6807 the ARGS array, and let initialize_argument_information do the work.
6808 (split_complex_values): Delete unused function.
6810 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6812 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6814 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6816 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6817 for arg pointer based indexed addressing.
6819 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6821 * config/ia64/ia64.h, config/ia64/ia64.md,
6822 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6823 spelling conventions.
6825 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6827 * config/m68k/m68k.c (split_di): New.
6828 * config/m68k/m68k-protos.h: Declare split_di.
6829 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6830 Improve predicate handling and split constant shifts.
6832 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6834 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6835 parameter for register bitfield operations, general predicates
6838 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6840 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6841 * config/m68k/linux-unwind.h: New file.
6843 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6845 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6846 config/i386/athlon.md, config/ia64/ia64.md,
6847 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6848 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6849 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6850 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6851 tree-vect-transform.c: Fix comment typos.
6853 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6855 * sched-deps.c (find_insn_list): Remove.
6856 * sched-int.h: Remove the prototype for find_insn_list.
6858 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6860 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6862 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6863 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6864 darwin_rs6000_override_options.
6865 (C_COMMON_OVERRIDE_OPTIONS): Expect
6866 darwin_macosx_version_min to be non-NULL always.
6867 (TARGET_C99_FUNCTIONS): Likewise.
6868 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6869 (DARWIN_MINVERSION_SPEC): New.
6870 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6871 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6873 (DARWIN_MINVERSION_SPEC): New.
6874 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6876 * config/darwin-c.c (darwin_cpp_builtins): Expect
6877 darwin_macosx_version_min to be non-NULL always.
6879 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6881 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6883 * config/i386/i386.h (x86_use_xchgb): New.
6884 (TARGET_USE_XCHGB): New macro.
6885 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6886 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6887 Split after reload into bswaphi for shifts of 8.
6888 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6889 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6890 or when optimizing for size.
6892 2007-02-16 Richard Guenther <rguenther@suse.de>
6893 Christian Bruel <christian.bruel@st.com>
6895 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6896 DECLs but prefer SSA_NAMEs over DECLs.
6898 2007-02-16 Richard Guenther <rguenther@suse.de>
6900 * tree-flow-inline.h (single_imm_use_p): Remove.
6901 (zero_imm_uses_p): Likewise.
6902 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6903 instead of single_imm_use_p.
6904 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6907 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6910 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6911 nested double- and backquotes.
6913 2007-02-15 Roger Sayle <roger@eyesopen.com>
6916 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6917 should be unreachable.
6918 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6919 For the time being redirect GIMPLE_MODIFY_STMT to the new
6920 (renamed) build_gimple_modify_stmt_stat.
6921 (build2_gimple_stat): Rename to...
6922 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6923 Always build a GIMPLE_MODIFY_STMT node.
6924 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6925 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6928 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6929 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6930 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6931 expand_complex_div_wide): Likewise.
6932 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6933 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6934 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6935 * tree-ssa-loop-manip.c (create_iv): Likewise.
6936 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6937 abs_replacement): Likewise.
6938 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6939 realify_fake_stores): Likewise.
6941 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6942 node rather than a GIMPLE_MODIFY_STMT node.
6943 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6944 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6946 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6947 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6950 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6953 * fold-const.c (fold_comparison): Add back the
6954 folding of constant complex comparisions.
6956 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6959 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6960 effects unknown to this function, return early.
6962 2007-02-15 Ian Lance Taylor <iant@google.com>
6964 * lower-subreg.c (move_eh_region_note): New static function.
6965 (resolve_simple_move): Call it.
6966 (decompose_multiword_subregs): Track blocks for which we resolve a
6967 simple move which is also a control flow insn. Pass them to
6968 find_many_sub_basic_blocks.
6969 (pass_lower_subreg): Add TODO_verify_flow.
6970 (pass_lower_subreg2): Likewise.
6972 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6973 Brooks Moses <brooks.moses@codesourcery.com>
6974 Lee Millward <lee.millward@codesourcery.com>
6976 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6977 (VL_EXP_CLASS_P): New.
6978 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6980 (TREE_OPERAND_CHECK_CODE): Likewise.
6981 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6982 (TREE_RTL_OPERAND_CHECK): Likewise.
6983 (tree_operand_check_failed): Make second parameter the whole tree
6984 instead of its code. Fixed callers.
6985 (VL_EXP_CHECK): New.
6986 (TREE_OPERAND_LENGTH): New.
6987 (VL_EXP_OPERAND_LENGTH): New.
6988 (CALL_EXPR_FN): New.
6989 (CALL_EXPR_STATIC_CHAIN): New.
6990 (CALL_EXPR_ARGS): New.
6991 (CALL_EXPR_ARG): New.
6992 (call_expr_nargs): New.
6993 (CALL_EXPR_ARGP): New.
6994 (build_nt_call_list): Declare.
6995 (build_vl_exp_stat): Declare.
6996 (build_vl_exp): New.
6997 (build_call_list): Declare.
6998 (build_call_nary): Declare.
6999 (build_call_valist): Declare.
7000 (build_call_array): Declare.
7001 (call_expr_arg): Declare.
7002 (call_expr_argp): Declare.
7003 (call_expr_arglist): Declare.
7004 (fold_build_call_list): Declare.
7005 (fold_build_call_list_initializer): Declare.
7006 (fold_call_expr): Declare to replace fold_builtin.
7007 (fold_builtin_fputs): Update to agree with modified definition.
7008 (fold_builtin_strcpy): Likewise.
7009 (fold_builtin_strncpy): Likewise.
7010 (fold_builtin_memory_chk): Likewise.
7011 (fold_builtin_stxcpy_chk): Likewise.
7012 (fold_builtin_strncpy_chk): Likewise.
7013 (fold_builtin_next_arg): Likewise.
7014 (fold_build_call_expr): Declare.
7015 (fold_builtin_call_list): Declare.
7016 (fold_builtin_call_valist): Declare.
7017 (build_call_expr): Declare.
7018 (validate_arglist): Update to agree with modified definition.
7019 (tree_operand_length): New.
7020 (call_expr_arg_iterator): New.
7021 (init_call_expr_arg_iterator): New.
7022 (next_call_expr_arg): New.
7023 (first_call_expr_arg): New.
7024 (more_call_expr_args_p): New.
7025 (FOR_EACH_CALL_EXPR_ARG): New.
7027 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7028 and tcc_gimple_stmt.
7029 (tree_code_size): Update documentation. Use sizeof (tree) rather
7030 than sizeof (char *).
7031 (tree_size): Likewise. Add case for tcc_vl_exp.
7032 (tree_node_structure): Add case for tcc_vl_exp.
7033 (contains_placeholder_p): Likewise.
7034 (substitute_in_expr): Likewise.
7035 (substitute_placeholder_in_expr): Likewise.
7036 (stabilize_reference_1): Likewise.
7037 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7038 to diagnose breakage of this interface for constructing CALL_EXPRs.
7039 (build_nt): Add similar assertion here.
7040 (build_nt_call_list): New.
7041 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7042 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7044 (get_callee_fndecl): Use new CALL_EXPR accessors.
7045 (tree_operand_check_failed): Change parameters to pass entire node
7046 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7047 (process_call_operands): New.
7048 (build_vl_exp_stat): New.
7049 (build_call_list): New.
7050 (build_call_nary): New.
7051 (build_call_valist): New.
7052 (build_call_array): New.
7053 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7054 (call_expr_arglist): New.
7056 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7057 tcc_vl_exp instead of a fixed-size tcc_expression.
7059 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7060 accessors for CALL_EXPRs.
7061 (AGGR_INIT_EXPR): Likewise.
7063 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7064 Brooks Moses <brooks.moses@codesourcery.com>
7065 Lee Millward <lee.millward@codesourcery.com>
7067 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7068 (expand_builtin_nonlocal_goto): Change parameter to be entire
7069 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7070 (expand_builtin_prefetch): Likewise.
7071 (expand_builtin_classify_type): Likewise.
7072 (mathfn_built_in): Return NULL_TREE instead of 0.
7073 (expand_errno_check): Use new CALL_EXPR accessors.
7074 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7075 Return NULL_RTX instead of 0.
7076 (expand_builtin_mathfn_2): Likewise.
7077 (expand_builtin_mathfn_3): Likewise.
7078 (expand_builtin_interclass_mathfn): Likewise.
7079 (expand_builtin_sincos): Likewise.
7080 (expand_builtin_cexpi): Likewise.
7081 (expand_builtin_int_roundingfn): Likewise.
7082 (expand_builtin_int_roundingfn_2): Likewise.
7083 (expand_builtin_pow): Likewise.
7084 (expand_builtin_powi): Likewise.
7085 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7086 of arglist, fixing callers appropriately. Use new CALL_EXPR
7087 accessors and constructors. Return NULL_RTX instead of 0.
7088 (expand_builtin_strstr): Likewise.
7089 (expand_builtin_strchr): Likewise.
7090 (expand_builtin_strrchr): Likewise.
7091 (expand_builtin_strpbrk): Likewise.
7092 (expand_builtin_memcpy): Likewise.
7093 (expand_builtin_mempcpy): Likewise.
7094 (expand_builtin_mempcpy_args): New.
7095 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7096 (expand_builtin_memmove_args): New.
7097 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7098 (expand_movstr): Likewise.
7099 (expand_builtin_strcpy): Likewise.
7100 (expand_builtin_strcpy_args): New.
7101 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7102 (expand_builtin_strncpy): Likewise.
7103 (expand_builtin_memset): Likewise.
7104 (expand_builtin_memset_args): New.
7105 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7106 (expand_builtin_memcmp): Likewise.
7107 (expand_builtin_strcmp): Likewise.
7108 (expand_builtin_strncmp): Likewise.
7109 (expand_builtin_strcat): Likewise.
7110 (expand_builtin_strncat): Likewise.
7111 (expand_builtin_strspn): Likewise.
7112 (expand_builtin_strcspn): Likewise.
7113 (expand_builtin_args_info): Likewise.
7114 (expand_builtin_va_start): Likewise.
7115 (gimplify_va_arg_expr): Likewise.
7116 (expand_builtin_va_end): Likewise.
7117 (expand_builtin_va_copy): Likewise.
7118 (expand_builtin_frame_address): Likewise.
7119 (expand_builtin_alloca): Likewise.
7120 (expand_builtin_bswap): Likewise.
7121 (expand_builtin_unop): Likewise.
7122 (expand_builtin_fputs): Likewise.
7123 (expand_builtin_expect): Likewise.
7124 (expand_builtin_fabs): Likewise.
7125 (expand_builtin_copysign): Likewise.
7126 (expand_builtin_printf): Likewise.
7127 (expand_builtin_fprintf): Likewise.
7128 (expand_builtin_sprintf): Likewise.
7129 (expand_builtin_init_trampoline): Likewise.
7130 (expand_builtin_signbit): Likewise.
7131 (expand_builtin_fork_or_exec): Likewise.
7132 (expand_builtin_sync_operation): Likewise.
7133 (expand_builtin_compare_and_swap): Likewise.
7134 (expand_builtin_lock_test_and_set): Likewise.
7135 (expand_builtin_lock_release): Likewise.
7136 (expand_builtin): Likewise.
7137 (builtin_mathfn_code): Likewise.
7139 (fold_builtin_constant_p): Pass call arguments individually instead
7140 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7141 accessors and constructors. Return NULL_TREE instead of 0.
7142 (fold_builtin_expect): Likewise.
7143 (fold_builtin_classify_type): Likewise.
7144 (fold_builtin_strlen): Likewise.
7145 (fold_builtin_nan): Likewise.
7146 (integer_valued_real_p): Likewise.
7147 (fold_trunc_transparent_mathfn): Likewise.
7148 (fold_fixed_mathfn): Likewise.
7149 (fold_builtin_cabs): Likewise.
7150 (fold_builtin_sqrt): Likewise.
7151 (fold_builtin_cbrt): Likewise.
7152 (fold_builtin_cos): Likewise.
7153 (fold_builtin_cosh): Likewise.
7154 (fold_builtin_tan): Likewise.
7155 (fold_builtin_sincos): Likewise.
7156 (fold_builtin_cexp): Likewise.
7157 (fold_builtin_trunc): Likewise.
7158 (fold_builtin_floor): Likewise.
7159 (fold_builtin_ceil): Likewise.
7160 (fold_builtin_round): Likewise.
7161 (fold_builtin_int_roundingfn): Likewise.
7162 (fold_builtin_bitop): Likewise.
7163 (fold_builtin_bswap): Likewise.
7164 (fold_builtin_logarithm): Likewise.
7165 (fold_builtin_hypot): Likewise.
7166 (fold_builtin_pow): Likewise.
7167 (fold_builtin_powi): Likewise.
7168 (fold_builtin_exponent): Likewise.
7169 (fold_builtin_memset): Likewise.
7170 (fold_builtin_bzero): Likewise.
7171 (fold_builtin_memory_op): Likewise.
7172 (fold_builtin_bcopy): Deleted; call site changed to invoke
7173 fold_builtin_memory_op directly.
7174 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7175 (fold_builtin_strncpy): Likewise.
7176 (fold_builtin_memcmp): Likewise.
7177 (fold_builtin_strcmp): Likewise.
7178 (fold_builtin_strncmp): Likewise.
7179 (fold_builtin_signbit): Likewise.
7180 (fold_builtin_copysign): Likewise.
7181 (fold_builtin_isascii): Likewise.
7182 (fold_builtin_toascii): Likewise.
7183 (fold_builtin_isdigit): Likewise.
7184 (fold_builtin_fabs): Likewise.
7185 (fold_builtin_abs): Likewise.
7186 (fold_builtin_fmin_fmax): Likewise.
7187 (fold_builtin_carg): Likewise.
7188 (fold_builtin_classify): Likewise.
7189 (fold_builtin_unordered_cmp): Likewise.
7191 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7192 New functions split out from fold_builtin_1.
7193 (fold_builtin_n): New.
7194 (fold_builtin_varargs): New.
7195 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7197 (fold_call_expr): New.
7198 (build_function_call_expr): Rewrite to use new helper function.
7199 (fold_builtin_call_list): New.
7200 (build_call_expr): New.
7201 (fold_builtin_call_valist): New.
7202 (rewrite_call_expr): New.
7203 (validate_arg): New.
7204 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7205 of an arglist. Change return type to bool. Use new CALL_EXPR
7208 (fold_builtin_strstr): Pass call arguments individually instead
7209 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7210 accessors and constructors. Return NULL_TREE instead of 0.
7211 (fold_builtin_strchr): Likewise.
7212 (fold_builtin_strrchr): Likewise.
7213 (fold_builtin_strpbrk): Likewise.
7214 (fold_builtin_strcat): Likewise.
7215 (fold_builtin_strncat): Likewise.
7216 (fold_builtin_strspn): Likewise.
7217 (fold_builtin_strcspn): Likewise.
7218 (fold_builtin_fputs): Likewise.
7219 (fold_builtin_next_arg): Likewise.
7220 (fold_builtin_sprintf): Likewise.
7222 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7223 NULL_RTX instead of 0.
7224 (expand_builtin_memory_chk): Likewise.
7225 (maybe_emit_chk_warning): Likewise.
7226 (maybe_emit_sprintf_chk_warning): Likewise.
7228 (fold_builtin_object_size): Pass call arguments individually instead
7229 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7230 accessors and constructors. Return NULL_TREE instead of 0.
7231 (fold_builtin_memory_chk): Likewise.
7232 (fold_builtin_stxcpy_chk): Likewise.
7233 (fold_builtin_strncpy_chk): Likewise.
7234 (fold_builtin_strcat_chk): Likewise.
7235 (fold_builtin_strcat_chk): Likewise.
7236 (fold_builtin_strncat_chk): Likewise.
7237 (fold_builtin_sprintf_chk): Likewise.
7238 (fold_builtin_snprintf_chk): Likewise.
7239 (fold_builtin_printf): Likewise.
7240 (fold_builtin_vprintf): Likewise.
7242 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7244 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7245 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7246 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7247 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7248 (fold_unary): Likewise.
7249 (fold_binary): Likewise.
7250 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7251 ternary expressions.
7252 (fold): Add logic for tcc_vl_exp.
7253 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7254 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7255 (fold_build3_stat): Add assertion to flag broken interface for
7256 constructing CALL_EXPRs.
7257 (fold_build_call_list): New.
7258 (fold_build_call_list_initializer): New.
7259 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7261 (fold_strip_sign_ops): Likewise.
7263 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7264 Brooks Moses <brooks.moses@codesourcery.com>
7265 Lee Millward <lee.millward@codesourcery.com>
7267 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7268 accessors and dump arguments explicitly.
7270 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7272 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7274 (print_call_name): Use new CALL_EXPR accessors.
7276 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7277 CALL_EXPR arguments explicitly instead of as a list. Use
7278 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7280 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7281 (vrp_visit_stmt): Likewise.
7283 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7284 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7286 (force_move_till_expr): Likewise.
7288 * targhooks.c (default_external_stack_protect_fail): Use
7289 build_call_expr instead of build_function_call_expr.
7290 (default_hidden_stack_protect_fail): Likewise.
7292 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7295 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7296 and walk arguments explicitly.
7298 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7299 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7300 (expand_simple_operations): Likewise.
7301 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7303 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7304 of TREE_CODE_LENGTH.
7305 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7307 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7308 instead of TREE_CODE_LENGTH.
7310 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7311 (tree_ic_transform): Likewise.
7312 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7313 parameter instead of arglist. Fix callers.
7314 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7315 (tree_stringops_transform): Likewise.
7316 (tree_indirect_call_to_profile): Likewise.
7317 (tree_stringops_values_to_profile): Likewise.
7319 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7320 (eliminate_tail_call): Likewise.
7322 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7324 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7325 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7327 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7329 * omp-low.c (build_omp_barrier): Use build_call_expr.
7330 (lower_rec_input_clauses): Likewise.
7331 (lower_reduction_clauses): Likewise.
7332 (expand_parallel_call): Likewise.
7333 (maybe_catch_exception): Likewise.
7334 (expand_omp_for_generic): Likewise.
7335 (expand_omp_for_static_nochunk): Likewise.
7336 (expand_omp_sections): Likewise.
7337 (lower_omp_single_simple): Likewise.
7338 (lower_omp_single_copy): Likewise.
7339 (lower_omp_master): Likewise.
7340 (lower_omp_ordered): Likewise.
7341 (lower_omp_critical): Likewise.
7343 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7344 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7346 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7347 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7348 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7350 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7351 and generalize to handle any number of operands.
7352 (chrec_contains_undetermined): Likewise.
7353 (tree_contains_chrecs): Likewise.
7354 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7356 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7358 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7359 fold_call_expr instead of fold_builtin.
7360 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7361 match declarations there.
7362 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7365 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7366 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7368 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7369 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7371 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7374 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7375 (execute_cse_sincos): Use new CALL_EXPR accessors.
7377 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7379 * gimple-low.c (lower_function_body): Use build_call_expr.
7380 (lower_builtin_setjmp): Likewise.
7382 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7383 (set_storage_via_libcall): Likewise.
7384 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7385 instead of TREE_CODE_LENGTH.
7386 (expand_expr_real_1): Use new CALL_EXPR accessors.
7388 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7389 generalize to handle any number of operands.
7390 (TB_parent_eq): Likewise.
7392 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7393 (strip_builtin_expect): Likewise.
7395 * function.c (gimplify_parameters): Use build_call_expr.
7397 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7398 instead of TREE_CODE_LENGTH.
7400 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7401 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7403 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7406 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7407 (gimplify_decl_expr): Likewise.
7408 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7409 Use new CALL_EXPR iterators.
7410 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7411 (gimplify_modify_expr_to_memset): Likewise.
7412 (gimplify_variable_sized_compare): Likewise.
7413 (gimplify_omp_atomic_fetch_op): Likewise.
7414 (gimplify_omp_atomic_pipeline): Likewise.
7415 (gimplify_omp_atomic_mutex): Likewise.
7416 (gimplify_function_tree): Likewise.
7418 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7419 (call_expr_flags): Likewise.
7420 (expand_call): Likewise.
7422 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7423 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7426 * coverage.c (create_coverage): Use build_call_expr.
7428 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7429 (temp_call_expr_obstack): New.
7430 (pool_copy_list): Delete.
7431 (temp_copy_call_expr): New.
7432 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7433 CALL_EXPR accessors. Get rid of special goo for copying argument
7434 lists and use temp_copy_call_expr instead.
7435 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7436 CALL_EXPR accessors.
7437 (create_expression_by_pieces): Likewise. Use build_call_array
7438 to construct the result instead of fold_build3.
7439 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7440 dealing with argument lists.
7441 (init_pre): Remove references to expression_node_pool and
7442 list_node_pool. Init temp_call_expr_obstack instead.
7443 (fini_pre): Remove references to expression_node_pool and
7446 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7447 and walk arguments explicitly instead of as a list.
7449 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7450 (mx_register_decls): Likewise.
7451 (mudflap_register_call): Likewise.
7452 (mudflap_finish_file): Likewise.
7454 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7455 (ipa_callsite_compute_param): Likewise.
7457 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7458 accessors and constructor.
7460 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7461 accessors and constructor.
7462 (convert_tramp_reference): Likewise.
7463 (convert_call_expr): Likewise.
7464 (finalize_nesting_tree_1): Likewise.
7466 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7469 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7471 * tree-inline.c (initialize_inlined_parameters): Pass entire
7472 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7474 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7475 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7477 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7478 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7479 (vectorizable_reduction): Likewise.
7480 (vectorizable_call): Use new CALL_EXPR iterators.
7481 (vectorizable_conversion): Use build_call_expr.
7482 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7483 (vect_gen_widened_results_half): Use build_call_expr.
7484 (vect_setup_realignment): Likewise.
7485 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7487 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7488 (pass_through_call): Likewise.
7489 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7492 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7493 (tree_gen_pow2_profiler): Likewise.
7494 (tree_gen_one_value_profiler): Likewise.
7495 (tree_gen_ic_func_profiler): Likewise.
7496 (tree_gen_average_profiler): Likewise.
7497 (tree_gen_ior_profiler): Likewise.
7499 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7500 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7501 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7503 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7504 of TREE_CODE_LENGTH.
7506 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7507 of TREE_CODE_LENGTH.
7509 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7511 (convert_to_integer): Likewise.
7513 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7516 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7517 Brooks Moses <brooks.moses@codesourcery.com>
7518 Lee Millward <lee.millward@codesourcery.com>
7520 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7522 * config/frv/frv.c (frv_expand_builtin): Likewise.
7523 * config/s390/s390.c (s390_expand_builtin): Likewise.
7525 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7526 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7528 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7529 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7530 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7531 (ix86_expand_store_builtin): Likewise.
7532 (ix86_expand_unop_builtin): Likewise.
7533 (ix86_expand_unop1_builtin): Likewise.
7534 (ix86_expand_sse_compare): Likewise.
7535 (ix86_expand_sse_comi): Likewise.
7536 (ix86_expand_vec_init_builtin): Likewise.
7537 (ix86_expand_vec_ext_builtin): Likewise.
7538 (ix86_expand_vec_set_builtin): Likewise.
7539 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7541 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7542 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7544 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7545 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7546 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7548 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7550 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7551 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7552 arglist. Use new CALL_EXPR accessors. Fix callers.
7553 (altivec_expand_abs_builtin): Likewise.
7554 (rs6000_expand_binop_builtin): Likewise.
7555 (altivec_expand_predicate_builtin): Likewise.
7556 (altivec_expand_lv_builtin): Likewise.
7557 (spe_expand_stv_builtin): Likewise.
7558 (altivec_expand_stv_builtin): Likewise.
7559 (rs6000_expand_ternop_builtin): Likewise.
7560 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7561 (altivec_expand_st_builtin): Likewise.
7562 (altivec_expand_dst_builtin): Likewise.
7563 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7564 arglist. Use new CALL_EXPR accessors. Fix callers.
7565 (altivec_expand_vec_set_builtin): Likewise.
7566 (altivec_expand_vec_ext_builtin): Likewise.
7567 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7568 (spe_expand_builtin): Likewise.
7569 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7570 arglist. Use new CALL_EXPR accessors. Fix callers.
7571 (spe_expand_evsel_builtin): Likewise.
7572 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7573 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7575 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7576 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7577 (arm_expand_unop_builtin): Likewise.
7578 (arm_expand_builtin): Use new CALL_EXPR accessors.
7580 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7583 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7584 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7585 (bfin_expand_unop_builtin): Likewise.
7586 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7588 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7589 Brooks Moses <brooks.moses@codesourcery.com>
7590 Lee Millward <lee.millward@codesourcery.com>
7592 * c-semantics.c (build_stmt): Add internal diagnostic check.
7594 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7595 accessors. Print arguments explicitly instead of as a list.
7597 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7599 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7600 (c_finish_omp_flish): Likewise.
7602 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7603 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7604 instead of TREE_CODE_LENGTH.
7605 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7606 (c_warn_unused_result): Likewise.
7608 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7611 * doc/invoke.texi (Warning Options): Remove
7612 -Werror-implicit-function-declaration.
7613 (Wimplicit-function-declaration): Update description.
7614 * opts.c (common_handle_option): Move handling of -Werror=* to...
7615 (enable_warning_as_error): ...here.
7616 * opts.h (enable_warning_as_error): Declare.
7617 * c-decl.c (implicit_decl_warning): Unless
7618 -Wno-implicit-function-declaration is given, emit a pedwarn if
7619 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7620 * c.opt (Wimplicit-function-declaration): Replace
7621 mesg_implicit_function_declaration with
7622 warn_implicit_function_declaration.
7623 * c-opts.c (c_common_handle_option):
7624 -Werror-implicit-function-declaration is exactly equal as
7625 -Werror=implicit-function-declaration.
7626 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7627 warn_implicit_function_declaration.
7628 (c_common_post_options): -Wimplict-function-declaration is enabled
7629 by default by -std=c99, otherwise is disabled by default.
7630 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7632 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7634 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7635 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7636 former is ignored but not the latter.
7638 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7640 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7641 is made and the reference doesn't use the alias set of its type,
7642 do not create the temporary using that type.
7644 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7646 * jump.c: Remove prototypes for delete_computation and
7647 delete_prior_computation.
7649 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7651 * jump.c (get_label_after): Delete.
7652 (get_label_before, delete_computation, delete_jump,
7653 delete_prior_computation, follow_jumps): Move...
7654 * reorg.c (delete_computation, delete_prior_computation): ... here...
7655 (get_label_before, delete_jump): ... making these static ...
7656 (follow_jumps): ... and simplifying this since it only runs after
7658 * rtl.h (get_label_after, get_label_before, delete_jump,
7659 follow_jumps): Delete prototypes.
7661 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7663 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7665 2007-02-15 Nick Clifton <nickc@redhat.com>
7667 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7668 order to prevent it from being munged by the target.
7670 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386.md: Remove misleading comment.
7674 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7676 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7677 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7680 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7682 * tree-sra.c (instantiate_missing_elements): Canonicalize
7684 (sra_build_assignment): New.
7685 (generate_copy_inout, generate_element_copy,
7686 generate_element_zero, generate_one_element_init): Use it.
7688 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7690 * tree-sra.c (instantiate_missing_elements): Canonicalize
7692 (sra_build_assignment): New.
7693 (generate_copy_inout, generate_element_copy,
7694 generate_element_zero, generate_one_element_init): Use it.
7696 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7698 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7701 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7703 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7704 types as aggregates not scalars.
7705 * function.c (assign_stack_temp_for_type): Likewise.
7707 2007-02-14 Roger Sayle <roger@eyesopen.com>
7708 Zdenek Dvorak <dvorakz@suse.cz>
7710 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7713 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7715 * passes.c (next_pass_1): Clear the next field of the copied
7718 2007-02-14 Richard Henderson <rth@redhat.com>
7720 * tree-sra.c (early_sra): New.
7721 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7722 (tree_sra_early, pass_sra_early): New.
7723 * tree-pass.h (pass_sra_early): Declare.
7724 * passes.c (init_optimization_passes): Use it.
7726 2007-02-14 Richard Guenther <rguenther@suse.de>
7728 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7730 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7732 PR tree-optimization/30771
7733 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7735 (vect_analyze_operations): Induction phis can now be marked as
7737 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7738 Update documentation accordingly.
7740 2007-02-14 Nick Clifton <nickc@redhat.com>
7742 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7743 most 3 arguments are supported.
7744 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7746 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7748 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7749 Ensure dst->current is valid.
7751 2007-02-13 Paul Brook <paul@codesourcery.com>
7753 * config.gcc: Add arm*-*-uclinux-*eabi.
7754 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7755 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7756 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7757 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7758 (LINK_SPEC): Define.
7760 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7762 * config/arm/uclinux-eabi.h: New file.
7763 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7764 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7767 2007-02-13 Ian Lance Taylor <iant@google.com>
7769 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7770 * flags.h (warn_strict_overflow): Declare.
7771 (enum warn_strict_overflow_code): Define.
7772 (issue_strict_overflow_warning): New static inline function.
7773 * opts.c (warn_strict_overflow): New variable.
7774 (common_handle_option): Handle OPT_Wstrict_overflow and
7775 OPT_Wstrict_overflow_.
7776 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7778 * fold-const.c: Include intl.h.
7779 (fold_deferring_overflow_warnings): New static variable.
7780 (fold_deferred_overflow_warning): New static variable.
7781 (fold_deferred_overflow_code): New static variable.
7782 (fold_defer_overflow_warnings): New function.
7783 (fold_undefer_overflow_warnings): New function.
7784 (fold_undefer_and_ignore_overflow_warnings): New function.
7785 (fold_deferring_overflow_warnings_p): New function.
7786 (fold_overflow_warning): New static function.
7787 (make_range): Add strict_overflow_p parameter. Change all
7789 (extract_muldiv, extract_muldiv_1): Likewise.
7790 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7791 tree_expr_nonnegative_p.
7792 (fold_negate_expr): Call fold_overflow_warning.
7793 (fold_range_test): Likewise.
7794 (fold_comparison): Likewise.
7795 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7796 instead of tree_expr_nonnegative_p.
7797 (tree_expr_nonnegative_warnv_p): Rename from
7798 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7799 (tree_expr_nonnegative_p): New function.
7800 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7801 strict_overflow_p parameter.
7802 (tree_expr_nonzero_p): New function.
7803 * passes.c (verify_interpass_invariants): New static function.
7804 (execute_one_pass): Call it.
7805 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7807 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7808 (estimate_numbers_of_iterations): Likewise.
7809 (scev_probably_wraps_p): Likewise.
7810 * tree-ssa-ccp.c: Include "toplev.h".
7811 (evaluate_stmt): Defer fold overflow warnings until we know we are
7813 (struct fold_stmt_r_data): Add stmt field.
7814 (fold_stmt_r): Defer fold overflow warnings until we know we
7816 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7817 (fold_stmt_inplace): Likewise.
7818 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7819 (cleanup_control_expr_graph): Defer fold overflow warnings until
7820 we know we are going to optimize.
7821 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7822 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7824 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7825 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7826 * tree-ssa-loop-manip.c (create_iv): Likewise.
7827 * c-typeck.c (build_conditional_expr): Likewise.
7828 (build_binary_op): Likewise.
7829 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7830 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7831 (extract_range_from_unary_expr): Likewise.
7832 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7833 assuming that signed overflow does not occur.
7834 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7835 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7836 (fold_defer_overflow_warnings): Declare.
7837 (fold_undefer_overflow_warnings): Declare.
7838 (fold_undefer_and_ignore_overflow_warnings): Declare.
7839 (fold_deferring_overflow_warnings_p): Declare.
7840 (tree_expr_nonzero_warnv_p): Declare.
7841 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7843 (Warning Options): Document -Wstrict-overflow.
7844 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7845 (tree-ssa-ccp.o): Likewise.
7846 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7847 (fold-const.o): Depend on intl.h.
7849 2007-02-13 Ian Lance Taylor <iant@google.com>
7852 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7855 2007-02-13 Stuart Hastings <stuart@apple.com>
7857 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7859 2007-02-13 Richard Henderson <rth@redhat.com>
7861 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7862 handled_component_p before looking for the indirect_ref.
7864 2007-02-13 Richard Henderson <rth@redhat.com>
7866 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7867 remove flags clobber.
7868 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7869 (bswaphi_lowpart): New.
7870 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7871 remove TARGET_BSWAP test. Delete expander of the same name.
7873 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7874 (expand_unop): Use them.
7876 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7878 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7879 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7880 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7881 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7882 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7883 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7884 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7885 assembler dialect choice from asm templates.
7887 2007-02-12 Richard Henderson <rth@redhat.com>
7889 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7890 (fixuns_trunc<SSEMODEF>si2): Use it.
7891 * config/i386/sse.md (vec_setv4sf_0): Export.
7892 * config/i386/i386.c (ix86_build_const_vector): Export.
7893 (ix86_split_convert_uns_si_sse): Rename from
7894 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7895 * config/i386/i386-protos.h: Update.
7897 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7900 * c-typeck.c (c_finish_return): Improve warning message.
7902 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7904 * alias.c (find_symbolic_term): Delete unused function.
7906 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7909 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7910 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7912 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7914 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7915 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7916 the function, temporarily point the debug interface to the null one.
7918 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7920 * dwarf2out.c (round_up_to_align): New static function.
7921 (field_byte_offset): Use it to round the offset.
7923 2007-02-12 Richard Henderson <rth@redhat.com>
7925 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7926 (inswl_const): Export.
7928 2007-02-12 Richard Henderson <rth@redhat.com>
7930 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7931 result mode of the libcall, convert back to outmode.
7933 2007-02-12 Roger Sayle <roger@eyesopen.com>
7935 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7936 (bswapdi2): New define_expand to implement 32-bit implementation.
7938 2007-02-12 Nick Clifton <nickc@redhat.com>
7940 * doc/invoke.texi (Overall Options): Document --help=.
7941 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7942 (cc1_options): Pass --help= on to cc1.
7943 (display_help): Add description of --help=.
7944 (process_command): Add code to handle --help=. Allow translated
7945 --help and --target-help switches to be passed on to compiler
7947 (main): Remove unused if statement.
7948 * opts.c (columns): Remove.
7949 (LEFT_COLUMN): Define.
7950 (wrap_help): Add columns argument.
7951 (print_filtered_help): Change parameters to be an include bitmask,
7952 an exclude bitmask, an any bitmask and the column width. Move the
7953 code to display the params list here. Add code to display the
7954 status of options rather than their descriptions if the quiet flag
7956 (print_specific_help): Change parameters to be an include bitmask,
7957 an exclude bitmask and an any bitmask. Move code to look up the
7958 column width here. Decide upon the title for an options listing.
7959 (common_handle_options): Add code to handle --help=. Adapt code
7960 for --help and --target-help to use the revised form of the
7961 print_specific_help function.
7962 (print_help): Delete.
7963 (print_param_help): Delete.
7964 (print_switch): Delete.
7965 * opts.h (cl_lang_count): Add prototype.
7966 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7967 CL_MAX_OPTION_CLASS): New defines.
7968 * optc-gen.awk: Add construction of cl_lang_count.
7969 * c.opt: Add Warning attribute to warning options and Optimization
7970 attribute to optimization options.
7971 * common.opt: Likewise.
7973 Add -fhelp and -ftarget-help as aliases for the transformed --help
7974 and --target-help options.
7975 * opt-functions.awk: Add code to handle Warning and Optimization
7978 2007-02-12 Richard Henderson <rth@redhat.com>
7980 * config/alpha/constraints.md: New file.
7981 * config/alpha/alpha.c: Include tm-constrs.h.
7982 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7983 alpha_extra_constraint): Remove.
7984 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7985 * config/alpha/alpha-protos.h: Update.
7986 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7987 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7988 (EXTRA_CONSTRAINT): Remove.
7989 * config/alpha/alpha.md: Include constraints.md.
7990 (adddi splitter): Use satisfies_constraint_*.
7991 * config/alpha/predicates.md (add_operand): Likewise.
7992 (sext_add_operand, addition_operation): Likewise.
7994 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7996 PR tree-optimization/29145
7997 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7998 in our handling of restrict qualified pointers.
8000 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8003 * doc/invoke.texi (Wunused-value): Update description.
8004 (Wextra): Delete item.
8005 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8006 value of Wunused-value.
8007 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8008 (c_finish_stmt_expr): Don't check extra_warnings.
8009 (emit_side_effect_warnings): The caller is responsible to check
8012 2007-02-11 Roger Sayle <roger@eyesopen.com>
8013 Matt Thomas <matt@3am-software.com>
8015 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8017 2007-02-11 Roger Sayle <roger@eyesopen.com>
8019 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8020 comparisons of POPCOUNT against zero.
8021 (simplify_const_relational_operation): Likewise.
8023 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8025 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8027 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8029 * dwarf2out.c (root_type): Delete unused function.
8031 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8033 * genattrtab.c (contained_in_p): Delete unused function.
8034 (write_expr_attr_cache): Likewise.
8036 2007-02-11 Jan Hubicka <jh@suse.cz>
8038 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8041 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8043 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8044 to add the REG_EQ* note.
8045 * see.c (see_merge_one_use_extension): Likewise.
8046 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8047 turn REG_EQUAL notes into REG_EQUIV notes if the target
8048 register may have more than one set.
8049 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8050 * gcse.c (try_replace_reg): Likewise.
8051 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8052 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8053 more than one REG_EQUIV note.
8054 * reload1.c (gen_reload): Use set_unique_reg_note.
8056 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8058 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8059 (ix86_builtin_conversion): New function.
8061 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8064 * tree.h (DECL_REPLACEABLE_P): New macro.
8065 * except.c (set_nothrow_function_flags): Likewise.
8067 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8068 Ira Rosen <irar@il.ibm.com>
8069 Dorit Nuzman <dorit@il.ibm.com>
8071 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8072 * targhooks.c (default_builtin_vectorized_conversion): New.
8073 * targhooks.h (default_builtin_vectorized_function): New declaration.
8074 * target.h (struct vectorize): Add builtin_conversion field.
8075 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8076 stmt_vec_info_type value.
8077 (vectorizable_conversion): New declaration.
8078 * tree-vect-analyze.c (vect_analyze_operations): Add
8079 vectorizable_conversion call.
8080 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8081 * tree-vect-transform.c (vectorizable_conversion): New function.
8082 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8083 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8085 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8086 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8087 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8088 or ALTIVEC_BUILTIN_VCFSX.
8090 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8093 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8094 CONST_DOUBLE and operand 0 is a hard register.
8095 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8096 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8097 is a hard floating-point register.
8099 2007-02-10 Richard Henderson <rth@redhat.com>
8100 Jakub Jelinek <jakub@redhat.com>
8101 Alexandre Oliva <aoliva@redhat.com>
8103 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8104 * builtin-types.def (BT_WORD): Make unsigned.
8105 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8106 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8107 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8108 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8109 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8110 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8112 * expr.c (emutls_var_address): New.
8113 (expand_expr_real_1): Expand emulated tls.
8114 (expand_expr_addr_expr_1): Likewise.
8115 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8116 * output.h (emutls_finish): Declare.
8117 * toplev.c (compile_file): Call it.
8118 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8119 address before wrapping in CONST.
8120 * varasm.c (emutls_htab, emutls_object_type): New.
8121 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8122 (get_emutls_object_name, get_emutls_object_type): New.
8123 (get_emutls_init_templ_addr, emutls_decl): New.
8124 (emutls_common_1, emutls_finish): New.
8125 (assemble_variable): When emulating tls, swap decls; generate
8126 constructor for the emutls objects.
8127 (do_assemble_alias): When emulating tls, swap decl and target name.
8128 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8130 * varpool.c (decide_is_variable_needed): Look at force_output.
8131 Recurse for emulated tls.
8132 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8133 with decide_is_variable_needed.
8134 * emutls.c: New file.
8135 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8136 tls_object for real tls.
8138 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8140 PR rtl-optimization/29599
8141 * reload1.c (eliminate_regs_in_insn): Take the destination
8142 mode into account when computing the offset.
8144 2007-02-09 Stuart Hastings <stuart@apple.com>
8145 Richard Henderson <rth@redhat.com>
8147 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8148 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8149 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8150 fixuns_truncdfhi2): New.
8151 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8152 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8153 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8154 (floatunssidf2): Allow nonimmediate source.
8155 * config/i386/sse.md (movdi_to_sse): New.
8156 (vec_concatv2di): Drop '*'.
8157 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8158 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8159 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8161 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8162 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8163 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8164 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8165 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8166 ix86_build_const_vector.
8167 (x86_emit_floatuns): Rewrite.
8169 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8171 * genautomata.c (longest_path_length): Delete unused function.
8172 (struct state): Delete unused longest_path_length.
8173 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8174 (get_free_state): Delete unused.
8176 2007-02-09 Jan Hubicka <jh@suse.cz>
8178 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8179 * doc/invoke.texi (inline-unit-growth): Update default value.
8181 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8182 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8183 (rebuild_cgraph_edges): Likewise.
8184 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8185 (dump_cgraph_node): Dump frequencies.
8186 (cgraph_clone_edge): Add frequency scales.
8187 (cgraph_clone_node): Add freuqnecy.
8188 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8189 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8190 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8191 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8192 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8193 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8194 (save_inline_function_body): Likewise.
8195 * ipa-inline.c: inluce rtl.h
8196 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8197 (cgraph_edge_badness): Use frequencies.
8198 (cgraph_decide_recursive_inlining): Update clonning.
8199 (cgraph_decide_inlining_of_small_function): Dump frequency.
8200 * predict.c (estimate_bb_frequencies): Export.
8201 * predict.h (estimate_bb_frequencies): Declare.
8202 * tree-inline.c (copy_bb): Watch overflows.
8203 (expand_call_inline): Update call of cgraph_create_edge.
8204 (optimize_inline_calls): Use TODO flags to update frequnecies.
8205 * passes.h: Include predict.h
8206 (init_optimization_passes): Move profile ahead.
8207 (execute_function_todo): Handle TODO_rebuild_frequencies.
8209 2007-02-09 Roger Sayle <roger@eyesopen.com>
8211 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8212 the insbl or inswl pattern into a register.
8214 2007-02-09 Roger Sayle <roger@eyesopen.com>
8216 * config/ia64/ia64.md (bswapdi2): New define_insn.
8218 2007-02-09 Richard Henderson <rth@redhat.com>
8220 * config/i386/constraints.md (Ym): New constraint.
8221 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8222 (movdi_1_rex64): Split sse and xmm general register moves from
8223 memory move alternatives. Use conditional register constraints.
8224 (movsf_1, movdf_integer): Likewise.
8225 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8226 (movdf_integer_rex64): New.
8227 (pushsf_rex64): Fix output constraints.
8228 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8229 (sse2_stored): Likewise.
8230 (sse2_storeq_rex64): New.
8231 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8232 amd and not generic.
8233 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8234 for optimize_size. Remove SF/DFmode hack.
8236 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8238 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8241 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8242 Richard Sandiford <richard@codesourcery.com>
8244 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8245 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8246 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8247 m68k/t-mlib to tmake_file.
8248 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8249 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8250 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8251 Allow it to be cf or m68k. Set m68k_arch_family. If that
8252 variable is not empty, add t-$m68k_arch_family to tmake_file.
8253 Add t-mlibs to tmake_file.
8254 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8255 * config/m68k/t-cf: New file.
8256 * config/m68k/t-m68k: Likewise.
8257 * config/m68k/t-mlibs: Likewise.
8258 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8259 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8260 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8261 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8262 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8264 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8265 (INSTALL_LIBGCC): Delete.
8266 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8267 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8268 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8269 (M68K_MLIB_CPU): Define.
8270 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8271 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8272 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8274 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8275 Richard Guenther <rguenther@suse.de>
8278 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8279 against INT_MIN/INT_MAX.
8280 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8281 file if a loop is removed.
8283 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8285 * calls.c (store_one_arg): Pass correct alignment to
8286 emit_push_insn for non-BLKmode values.
8287 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8288 unaligned stack slot via a suitably aligned slot.
8290 2007-02-08 DJ Delorie <dj@redhat.com>
8292 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8294 (legal_subregs): Use unsigned char, make const.
8295 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8297 2007-02-08 Paul Brook <paul@codesourcery.com>
8299 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8300 special interworking needed.
8302 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8304 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8305 conditional to __SSE2__.
8306 (Entries below should have been added to first ChangeLog
8307 entry for amdfam10 dated 2007-02-05)
8308 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8310 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8312 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8315 2007-02-08 DJ Delorie <dj@redhat.com>
8317 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8318 * config/m32c/m32c.c (legal_subregs): New.
8319 (m32c_illegal_subreg_p): New.
8320 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8321 unsupported subregs of hard regs.
8323 2007-02-08 Jan Hubicka <jh@suse.cz>
8325 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8326 the same one; always update histograms.
8328 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8330 * passes.c (init_optimization_passes): Tidy comment.
8332 2007-02-08 Roger Sayle <roger@eyesopen.com>
8334 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8335 strip zero_extend, bswap and rotates from POCOUNT's argument.
8336 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8337 zero_extend and rotates from PARITY's argument.
8338 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8339 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8340 of an integer constant at compile-time.
8342 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8345 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8347 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8350 * tree-ssa-live.c (remove_unused_locals): Do not remove
8351 TREE_ADDRESSABLE variables.
8352 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8353 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8354 FOR_CLOBBER. Update all users.
8355 If VAR has an associated alias set, add a virtual operand for
8356 it if no alias is found to conflict with the memory reference.
8358 2007-02-07 Jan Hubicka <jh@suse.cz>
8359 Robert Kidd <rkidd@crhc.uiuc.edu>
8361 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8363 2007-02-07 Ian Lance Taylor <iant@google.com>
8365 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8367 2007-02-07 Roger Sayle <roger@eyesopen.com>
8369 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8370 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8371 tablejumpdi, movsi_to_cr_one): Remove constraints from
8372 define_expand's match_operands.
8374 2007-02-07 Roger Sayle <roger@eyesopen.com>
8376 * global.c (compute_regsets): Move declatation of "i" inside of
8377 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8379 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8382 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8383 of INDIRECT_REF <RESULT_DECL>.
8385 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8387 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8388 Kaz Kojima <kkojima@gcc.gnu.org>
8391 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8393 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8395 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8397 * doc/loop.texi: Document possibility not to perform disambiguation
8398 of loops with multiple latches.
8399 * cfgloopmanip.c (alp_enum_p): Removed.
8400 (add_loop): Handle subloops. Use get_loop_body_with_size.
8401 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8402 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8403 the new forwarder block.
8404 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8405 Handle the case latch is NULL.
8406 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8407 when marking loop exits.
8408 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8410 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8411 disambiguate_loops_with_multiple_latches.
8412 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8413 before fix_loop_structure.
8414 * cfgloop.c: Include pointer-set.h and output.h.
8415 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8416 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8417 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8418 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8419 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8420 disambiguate_multiple_latches, get_loop_body_with_size,
8421 disambiguate_loops_with_multiple_latches): New functions.
8422 (flow_loop_dump): Dump multiple latch edges.
8423 (flow_loop_nodes_find): Handle loops with multiple latches.
8424 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8425 (glb_enum_p): Modified.
8426 (get_loop_body): Use get_loop_body_with_size.
8427 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8428 (AVOID_CFG_MODIFICATIONS): New constant.
8429 (disambiguate_loops_with_multiple_latches, add_loop,
8430 get_loop_body_with_size): Declare.
8431 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8433 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8436 * global.c (compute_regsets): New function.
8437 (global_alloc): Refactored ELIMINABLE_REGSET
8438 and NO_GLOBAL_ALLOC_REGS computation out.
8439 (rest_of_handle_global_alloc): Call compute_regsets()
8440 for non-optimizing case.
8442 2007-02-06 Richard Henderson <rth@redhat.com>
8444 * config/i386/constraints.md (Y2): Rename from Y.
8445 (Yi): New constraint.
8446 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8447 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8448 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8449 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8450 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8451 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8452 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8453 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8454 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8455 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8456 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8457 vec_extractv2si_1): Change Y constraints to Y2.
8458 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8459 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8460 Change Y constraints to Y2.
8461 (sse2_loadld): Change Y constraints to x.
8463 2007-02-06 Roger Sayle <roger@eyesopen.com>
8465 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8466 (parity<mode>2): New define_expand using rs6000_emit_parity.
8467 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8468 rs6000_emit_parity): New functions.
8469 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8470 rs6000_emit_parity): Prototype here.
8472 2007-02-06 Ian Lance Taylor <iant@google.com>
8474 * lower-subreg.c (simple_move_operand): Reject CONST.
8475 (resolve_clobber): Call validate_change rather than directly
8476 assigning to XEXP (pat, 0).
8478 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8480 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8481 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8482 (tree-cfg.o): Remove hashtab.h dependency.
8484 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8485 (struct ivopts_data): Change niters to pointer_map_t.
8486 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8487 (niter_for_exit): Create pointer_map on demand. Change for
8489 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8490 (free_loop_data): Destroy data->niters if created and reset field.
8491 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8492 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8494 * tree-ssa-reassoc.c: Include pointer-set.h.
8495 (bb_rank): Change to long *.
8496 (operand_rank): Change to pointer_map_t.
8497 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8498 (insert_operand_rank): Accept long.
8499 (operand_entry_hash, operand_entry_eq): Remove.
8500 (get_rank): Return long. Adjust for changes above.
8501 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8503 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8505 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8506 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8507 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8509 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8510 directly since it cannot be NULL.
8511 (get_vi_for_tree): Rewrite for pointer_map API.
8512 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8513 (init_alias_vars): Create vi_for_tree as pointer_map.
8514 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8516 * tree-cfg.c: Don't include hashtab.h.
8517 (edge_to_cases): Declare as pointer_map.
8518 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8520 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8521 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8522 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8524 (record_switch_edge): Delete.
8525 (get_cases_for_edge): Adjust for pointer_map API, inline
8526 record_switch_edge (rewritten for new API), remove goto.
8528 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8530 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8531 * tree-nested.c: Include pointer-set.h.
8532 (var_map_elt, var_map_eq, var_map_hash): Delete.
8533 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8535 (nesting_info_bitmap_obstack): New.
8536 (lookup_field_for_decl): Adjust for pointer_map API.
8537 (lookup_tramp_for_decl): Adjust for pointer_map API.
8538 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8539 (get_local_debug_decl): Adjust for pointer_map API.
8540 (convert_nl_goto_reference): Adjust for pointer_map API.
8541 (convert_nl_goto_receiver): Adjust for pointer_map API.
8542 (create_nesting_tree): Create outside GGC space. Create bitmap on
8543 the new obstack. Create field_map and var_map as pointer_maps.
8544 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8546 (lower_nested_functions): Move root here, no need to NULL it.
8547 Initialize and release the obstack.
8549 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8551 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8552 Remove prototypes and make them non-static.
8553 (struct tree_int_map): Remove.
8554 * tree.h (struct tree_int_map): Move here, turning TO into an
8556 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8558 * tree.h (TREE_COMPLEXITY): Remove.
8559 (struct tree_exp): Remove complexity field.
8560 * tree.c (build1_stat): Don't set it.
8562 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8563 Victor Kaplansky <victork@il.ibm.com>
8565 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8566 (vect_is_simple_reduction): Support reduction with induction as
8567 one of the operands.
8568 (vect_is_simple_iv_evolution): Fix formatting.
8569 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8570 formatting. Don't mark induction phis for vectorization.
8571 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8572 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8573 (vect_get_vec_def_for_operand): Support induction.
8574 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8576 (vectorizable_reduction): Support reduction with induction as one of
8578 (vectorizable_type_demotion): Use def-type of stmt argument rather
8579 than dummy def-type.
8581 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8582 flag_tree_scev_cprop.
8583 * common.opt (tree-scev-cprop): New flag.
8585 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8586 call to vect_get_new_vect_var.
8588 2007-02-06 Ira Rosen <irar@il.ibm.com>
8590 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8591 vectype is not NULL.
8592 (vect_pattern_recog_1): Likewise.
8594 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8596 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8597 (fold_negate_expr): Likewise.
8599 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8602 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8603 even if cv-qualification is the same.
8605 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8607 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8608 __enable_execute_stack on completion.
8610 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8612 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8613 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8614 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8615 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8616 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8617 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8618 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8619 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8621 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8623 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8624 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8625 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8626 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8627 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8628 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8629 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8630 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8631 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8632 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8633 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8634 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8635 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8636 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8637 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8638 sqrtextenddfxf2_i387): Added amdfam10_decode.
8640 * config/i386/athlon.md (athlon_idirect_amdfam10,
8641 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8642 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8643 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8644 athlon_ivector_store_amdfam10): New define_insn_reservation.
8645 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8650 * config/i386/athlon.md (athlon_call_amdfam10,
8651 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8652 define_insn_reservation.
8653 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8654 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8655 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8659 * config/i386/athlon.md (athlon_sseld_amdfam10,
8660 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8661 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8663 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8665 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8666 define_insn_reservation.
8667 * config/i386/i386.md (sseins): Added sseins to define_attr type
8668 and define_attr unit.
8669 * config/i386/sse.md: Set type attribute to sseins for insertq
8672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8674 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8675 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8676 ssecomi_load_amdfam10, ssecomi_amdfam10,
8677 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8678 define_insn_reservation.
8679 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8683 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8684 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8685 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8686 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8687 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8688 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8689 define_insn_reservation.
8691 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8692 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8693 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8694 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8695 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8699 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8700 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8701 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8702 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8703 athlon_ssemul_load_k8): Added amdfam10.
8705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8707 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8708 (x86_sse_unaligned_move_optimal): New variable.
8710 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8712 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8713 for unaligned vector SSE double/single precision loads for AMDFAM10.
8715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8717 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8718 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8719 Define TARGET_CPU_DEFAULT_amdfam10.
8720 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8721 (processor_type): Add PROCESSOR_AMDFAM10.
8723 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8724 processor_type in config/i386/i386.h.
8725 Enable imul peepholes for TARGET_AMDFAM10.
8727 * config.gcc: Add support for --with-cpu option for amdfam10.
8729 * config/i386/i386.c (amdfam10_cost): New variable.
8730 (m_AMDFAM10): New macro.
8731 (m_ATHLON_K8_AMDFAM10): New macro.
8732 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8733 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8734 x86_promote_QImode, x86_integer_DFmode_moves,
8735 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8736 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8737 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8738 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8739 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8740 Enable/disable for amdfam10.
8741 (override_options): Add amdfam10_cost to processor_target_table.
8742 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8743 processor_alias_table.
8744 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8745 (ix86_adjust_cost): Add code for amdfam10.
8747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8749 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8750 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8751 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8752 * config/i386/i386.h: Add builtin definition for SSE4A.
8753 * config/i386/i386.md: Add support for ABM instructions
8755 * config/i386/sse.md: Add support for SSE4A instructions
8756 (movntss, movntsd, extrq, insertq).
8757 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8758 Add -march=amdfam10 flag.
8759 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8760 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8762 * doc/extend.texi: Add documentation for SSE4A builtins.
8764 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8766 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8768 2007-02-05 Richard Guenther <rguenther@suse.de>
8770 * tree-vectorizer.h (vectorizable_function): Add argument type
8771 argument, change return type.
8772 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8773 * tree-vect-transform.c (vectorizable_function): Handle extra
8774 argument, return vectorized function decl.
8775 (build_vectorized_function_call): Remove.
8776 (vectorizable_call): Handle calls with result and argument types
8777 differing. Handle loop vectorization factor correctly.
8778 * targhooks.c (default_builtin_vectorized_function): Adjust for
8780 * targhooks.h (default_builtin_vectorized_function): Likewise.
8781 * target.h (builtin_vectorized_function): Add argument type
8783 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8784 extra argument, allow vectorizing of lrintf.
8785 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8786 documentation of target hook.
8788 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8791 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8792 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8793 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8795 2007-02-05 Roger Sayle <roger@eyesopen.com>
8797 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8798 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8799 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8800 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8801 before canonicalizing sincos to cexpi.
8802 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8804 2007-02-05 Roger Sayle <roger@eyesopen.com>
8806 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8807 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8808 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8810 2007-02-05 Roger Sayle <roger@eyesopen.com>
8812 * mips-tfile.c (initialize_init_file): Correct endianness test.
8814 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8816 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8819 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8821 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8822 saves in a PARALLEL before the register assignments.
8824 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8826 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8827 DWARF_FRAME_RETURN_COLUMN to be a general register.
8828 * dwarf2out.c (init_return_column_size): New function, split from...
8829 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8830 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8831 to be nongeneral registers.
8832 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8834 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8835 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8837 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8839 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8841 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8843 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8844 (remove_path): Use can_remove_branch_p and remove_branch instead
8845 of loop_delete_branch_edge.
8846 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8847 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8848 Update profile using scale_dominated_blocks_in_loop.
8849 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8850 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8851 (can_remove_branch_p, remove_branch): Declare.
8852 * tree-cfg.c (tree_can_remove_branch_p): New function.
8853 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8854 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8855 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8857 2007-02-05 Jan Hubicka <jh@suse.cz>
8860 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8861 nodes in cgraph, don't remove offline copy of the function.
8863 2007-02-04 Jan Hubicka <jh@suse.cz>
8865 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8866 vectors might cause maybe_lookup_element_for_expr to be called
8867 on non-sra-candidate.
8869 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8871 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8872 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8873 spelling conventions.
8875 2007-02-04 Richard Guenther <rguenther@suse.de>
8878 * fold-const.c (try_move_mult_to_index): Make sure to not
8879 overflow one dimension of a multi-dimensional array access.
8881 2007-02-04 Jan Hubicka <jh@suse.cz>
8883 * passes.c (init_optimization_passes): Reindent.
8885 2007-02-04 Jan Hubicka <jh@suse.cz>
8886 Eric Botcazou <ebotcazou@adacore.com>
8888 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8889 (execute_fixup_cfg): Break out the abnormal goto code.
8890 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8891 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8892 (optimize_inline_calls): Call make_nonlocal_label_edges.
8894 2007-02-04 Jan Hubicka <jh@suse.cz>
8896 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8897 true when something was changed.
8898 (rename_ssa_copies): When something was changed, do
8899 TODO_remove_unused_locals.
8900 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8901 add TODO_remove_unused_locals when instruction was removed.
8903 2007-02-04 Jan Hubicka <jh@suse.cz>
8905 * ipa-inline.c (try_inline): Improve debug output; work on already
8907 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8908 call try_inline for already inlined edges too when flattening;
8909 inline also functions that make callee growth but overall unit size
8912 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8914 * config/m32c/bitops.md, config/m32c/jump.md,
8915 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8916 config/m32r/m32r.h, config/m32r/m32r.md,
8917 config/m32r/predicates.md, config/m68hc11/larith.asm,
8918 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8919 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8920 config/mips/mips-protos.h, config/mips/mips.c,
8921 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8922 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8923 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8924 spelling conventions.
8926 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8927 Follow spelling conventions.
8929 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8931 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8932 warn about C++0x compatibility.
8934 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8936 * config/h8300/h8300.c, config/h8300/h8300.h,
8937 config/h8300/h8300.md: Follow spelling conventions.
8939 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8942 * combine.c (try_combine): Do not substitute source operand
8943 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8945 2007-02-03 Jan Hubicka <jh@suse.cz>
8947 PR gcov-profile/30650
8948 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8949 do not divide by zero for never executed counters.
8950 (tree_find_values_to_profile): Fix counters.
8951 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8953 2007-02-03 Ian Lance Taylor <iant@google.com>
8955 * lower-subreg.c (simple_move_operand): New static function,
8956 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8958 (simple_move): Call simple_move_operand.
8959 (find_decomposable_subregs): Add special handling of MEMs.
8960 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8961 meaning of return value. If we see a hard register, test whether
8962 it can store a word_mode value. Change all callers.
8964 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8966 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8967 ftrapv insns and expanders.
8968 (subdi3): Change define_expand operand 1 to arith11_operand, and
8969 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8970 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8971 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8975 * varasm.c (notice_global_symbol): Treat global objects as weak when
8978 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8980 * emit-rtl.c (dconstpi): Delete.
8982 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8983 * real.h (dconstpi): Delete.
8985 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8986 (fold_builtin_hypot): Likewise.
8988 2007-02-03 Tom Tromey <tromey@redhat.com>
8991 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8992 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8994 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8996 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8997 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8998 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8999 config/rs6000/cell.md, config/rs6000/darwin.h,
9000 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9001 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9002 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9003 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9004 typos. Follow spelling conventions.
9005 * doc/invoke.texi: Follow spelling conventions.
9007 2007-02-03 Roger Sayle <roger@eyesopen.com>
9009 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9010 canonicalization transformations that attempt to simplify integer
9011 constant comparisons to become comparisons against zero.
9013 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9017 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9018 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9020 2007-02-02 Mike Stump <mrs@apple.com>
9022 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9023 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9024 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9025 generate a branch island.
9027 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9029 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9030 (xtensa_legitimate_address_p): New.
9031 (xtensa_legitimize_address): New.
9032 (xtensa_output_addr_const_extra): New.
9033 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9035 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9036 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9037 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9038 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9039 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9040 (xtensa_legitimize_address): New.
9041 (xtensa_output_addr_const_extra): New.
9043 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9045 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9047 2007-02-02 Ian Lance Taylor <iant@google.com>
9049 * expmed.c (expand_divmod): Add comment.
9051 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9053 * emit-rtl.c (renumber_insns): Remove.
9054 * flags.h: Remove the extern for flag_renumber_insns.
9055 * rtl.h: Remove the prototype for renumber_insns.
9056 * toplev.c (flag_renumber_insns): Remove.
9058 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9060 Revert for x86 darwin:
9061 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9063 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9064 code before the following patch under TARGET_MACHO.
9065 (ix86_function_value_regno_p): Likewise.
9067 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9069 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9072 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9075 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9076 general or fp registers. Add comments.
9077 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9079 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9081 * pointer-set.c (insert_aux): Only return insertion slot.
9082 (pointer_set_insert): Adjust.
9083 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9084 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9085 pointer_map_traverse): New.
9086 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9087 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9088 pointer_map_contains, pointer_map_traverse): Declare.
9090 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9093 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9094 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9096 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9098 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9100 (struct _dep): New type.
9101 (dep_t): New typedef.
9102 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9103 (DEP_STATUS): New access macro. The macro with the same name was
9104 renamed to DEP_LINK_STATUS.
9105 (dep_init): Declare function
9107 (struct _dep_link): New type.
9108 (dep_link_t): New typedef.
9109 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9110 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9111 (DEP_LINK_STATUS): New macro.
9112 (debug_dep_links): New debug function.
9114 (struct _deps_list): New type.
9115 (deps_list_t): New typedef.
9116 (DEPS_LIST_FIRST): New access macro.
9117 (FOR_EACH_DEP_LINK): New cycle macro.
9118 (create_deps_list, free_deps_list, delete_deps_list): Declare
9120 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9121 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9122 (copy_deps_list_change_con): Ditto.
9124 (move_dep_link): Declare function.
9126 (struct _dep_node): New type.
9127 (dep_node_t): New typedef.
9128 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9130 (struct haifa_insn_data.back_deps): New field to hold backward
9131 dependencies of the insn.
9132 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9134 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9135 Change its type to deps_list_t.
9136 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9137 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9138 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9140 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9142 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9144 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9146 (dep_cost): Declare.
9148 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9149 (ds_to_dk, dk_to_ds): New functions.
9151 (init_dep_1): New static function.
9152 (init_dep): New function.
9153 (copy_dep): New static function.
9155 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9157 (detach_dep_link): New static function.
9158 (move_dep_link): New function.
9160 (dep_links_consistent_p, dump_dep_links): New static functions.
9161 (debug_dep_links): New debugging function.
9163 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9165 (alloc_deps_list, init_deps_list): New static functions.
9166 (create_deps_list): New function.
9167 (clear_deps_list): New static function.
9168 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9169 (deps_list_consistent_p, dump_deps_list): New static functions.
9170 (debug_deps_list): New function.
9171 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9173 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9175 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9176 use new scheduler dependencies lists.
9177 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9178 (sched_analyze): Ditto. Initialize dependencies lists.
9179 (add_forw_dep, compute_forward_dependences): Update to use new
9180 scheduler dependencies lists.
9182 (init_dependency_caches): Init deps_obstack.
9183 (free_dependency_caches): Free deps_obstack.
9185 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9186 new scheduler dependencies lists.
9187 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9188 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9190 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9191 Update to use new scheduler dependencies lists.
9192 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9193 (debug_dependencies): Ditto.
9194 (schedule_region): Update comments.
9196 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9197 scheduler dependencies lists.
9198 (schedule_ebb): Update comments.
9200 * rtl.def (DEPS_LIST): Remove.
9202 * lists.c (unused_deps_list): Remove.
9203 (free_list): Update assertions.
9205 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9206 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9208 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9209 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9211 * haifa-sched.c (comments): Update.
9212 (insn_cost1): Remove. Inline the code into insn_cost ().
9213 (insn_cost): Update to use new scheduler dependencies lists. Move
9214 processing of the dependency cost to dep_cost ().
9215 (dep_cost): New function. Use it instead of insn_cost () when
9216 evaluating cost of the dependency. Use compatible interface to
9217 interact with the target.
9218 (priority): Update to use new scheduler dependencies lists.
9219 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9220 with greater number of insns that depend on the insn.
9221 (schedule_insn): Update to use new scheduler dependencies lists. Add
9222 code to free backward dependencies lists. Inline and optimize code
9223 from resolve_dep () - see PR28071.
9224 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9225 lists. Update call to targetm.sched.is_costly_dependence hook.
9227 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9228 scheduler dependencies lists.
9230 (resolve_dep): Remove. Move the logic to schedule_insn ().
9231 (init_h_i_d): Initialize dependencies lists.
9233 (process_insn_depend_be_in_spec): Rename to
9234 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9236 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9237 Update to use new scheduler dependencies lists.
9238 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9240 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9241 new scheduler dependencies lists.
9242 (build_intra_loop_deps): Ditto.
9244 * target.h (struct _dep): Declare to use in
9245 gcc_target.sched.is_costly_dependence.
9246 (struct gcc_target.sched.adjust_cost): Fix typo.
9247 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9248 single dep_t parameter instead of an equivalent triad.
9249 (struct gcc_target.sched.adjust_cost_2): Remove.
9251 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9253 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9255 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9257 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9259 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9260 (REG_DEP_TRUE): Document.
9262 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9263 Change signature to correspond to the targetm.sched.adjust_cost hook.
9264 Update use in TARGET_SCHED_ADJUST_COST_2.
9265 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9266 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9267 new scheduler dependencies lists.
9268 (ia64_gen_check): Ditto.
9270 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9273 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9274 signature to correspond to the targetm.sched.is_costly_dependence hook.
9275 (is_costly_group): Update to use new scheduler dependencies lists.
9277 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9278 instead of INSN_COST () macro.
9280 2007-02-01 Ian Lance Taylor <iant@google.com>
9282 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9284 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9286 * pa.md (tp_load): Correct mfctl instruction syntax.
9288 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9290 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9291 altivec_padding_size calculation on AIX. Improve comment, add
9292 assert to verify that it's right.
9294 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9297 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9300 * global.c (global_alloc): Add mising initialization of
9303 2007-02-01 Roger Sayle <roger@eyesopen.com>
9305 * alias.c (init_alias_analysis): Correct whitespace.
9306 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9307 partition_hot_cold_basic_blocks): Likewise.
9308 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9309 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9310 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9311 fold_builtin_snprintf_chk, fold_builtin_printf,
9312 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9313 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9314 * cfgcleanup.c (cleanup_cfg): Likewise.
9315 * cfgexpand.c (tree_expand_cfg): Likewise.
9316 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9317 * function.c (get_next_funcdef_no): Likewise.
9318 * gengtype.c (main): Likewise.
9319 * genmodes.c (main): Likewise.
9320 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9321 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9322 * ifcvt.c (noce_emit_move_insn): Likewise.
9323 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9325 * stor-layout.c (get_best_mode): Likewise.
9326 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9327 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9328 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9329 perform_var_substitution, solve_graph): Likewise.
9330 * tree-vrp.c (vrp_finalize): Likewise.
9332 2007-02-01 Ian Lance Taylor <iant@google.com>
9334 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9335 high part of a paradoxical subreg, return a constant zero.
9337 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9339 * toplev.c (lang_dependent_init): Call init_set_costs.
9340 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9342 2007-02-01 Richard Guenther <rguenther@suse.de>
9345 * fold-const.c (fold_negate_expr): Allow negating a
9346 constant if overflow does not change.
9348 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9350 * doc/c-tree.texi (Expression trees): Improve markup.
9351 * doc/tm.texi (Register Classes, Addressing Modes)
9352 (Floating Point): Fix spacing after abbreviations. Fix some
9355 2007-02-01 Ben Elliston <bje@au.ibm.com>
9357 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9358 * doc/contrib.texi: Likewise.
9359 * doc/install.texi: Likewise.
9361 2007-01-31 Richard Henderson <rth@redhat.com>
9362 Ian Lance Taylor <iant@google.com>
9364 * lower-subreg.c: New file.
9365 * rtl.def (CONCATN): Define.
9366 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9368 * emit-rtl.c (update_reg_offset): New static function, broken out
9369 of gen_rtx_REG_offset.
9370 (gen_rtx_REG_offset): Call update_reg_offset.
9371 (gen_reg_rtx_offset): New function.
9372 * regclass.c: Revert patch of 2006-03-05, restoring
9374 (clear_reg_info_regno): New function.
9375 * dwarf2out.c (concatn_loc_descriptor): New static function.
9376 (loc_descriptor): Handle CONCATN.
9377 * common.opt (fsplit_wide_types): New option.
9378 * opts.c (decode_options): Set flag_split_wide_types when
9380 * timevar.def (TV_LOWER_SUBREG): Define.
9381 * rtl.h (gen_reg_rtx_offset): Declare.
9382 (reg_scan_update): Declare.
9383 * regs.h (clear_reg_info_regno): Declare.
9384 * tree-pass.h (pass_lower_subreg): Declare.
9385 (pass_lower_subreg2): Declare.
9386 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9387 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9389 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9390 * Makefile.in (OBJS-common): Add lower-subreg.o.
9391 (lower-subreg.o): New target.
9393 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9395 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9397 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9400 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9402 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9405 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9407 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9409 * cfgloop.h: Include vec-prim.h.
9410 (enum li_flags): Remove LI_ONLY_OLD.
9411 (loop_iterator): Changed.
9412 (fel_next, fel_init): Iterate over loop tree.
9413 (FOR_EACH_LOOP_BREAK): New macro.
9414 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9416 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9417 * modulo-sched.c (sms_schedule): Ditto.
9418 * tree-vectorizer.c (vectorize_loops): Ditto.
9419 * doc/loop.texi: Update information on loop numbering and behavior of
9420 FOR_EACH_LOOP wrto new loops.
9421 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9422 add_to_evolution_1): Test nestedness of loops instead of comparing
9424 * tree-chrec.c (chrec_fold_plus_poly_poly,
9425 chrec_fold_multiply_poly_poly, chrec_evaluate,
9426 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9427 reset_evolution_in_loop): Ditto.
9428 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9430 2007-01-31 Dirk Mueller <dmueller@suse.de>
9432 * c-common.c (warn_about_parentheses): Separate warning about
9433 un-parenthized sequence of comparison operators from the one
9434 which is supposed to warn about x <= y <= z.
9436 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9438 * optabs.h (enum optab_index): Add new OTI_isinf.
9439 (isinf_optab): Define corresponding macro.
9440 * optabs.c (init_optabs): Initialize isinf_optab.
9441 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9443 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9444 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9446 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9447 expand_builtin_interclass_mathfn.
9448 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9449 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9450 (fxam<mode>2_i387): New insn pattern.
9451 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9452 built-in functions as x87 inline asm.
9454 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9456 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9458 2007-01-30 Eric Christopher <echristo@apple.com>
9460 * config.gcc: Add geode.
9462 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9464 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9465 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9466 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9467 value-prof.c: Fix comment typos.
9469 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9472 * doc/invoke.texi (Wpointer-arith): Document warning.
9474 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9476 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9477 the list of discrepancies from the draft TR.
9479 2007-01-30 Dirk Mueller <dmueller@suse.de>
9482 * doc/invoke.texi (-Wreturn-type): Update description to
9485 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9487 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9489 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9491 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9492 to handle optabs that operate on floating point input argument and
9493 output to integer output.
9494 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9495 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9496 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9497 expand_builtin_interclass_mathfn ().
9498 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9500 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9501 ilogbl built-in functions as x87 intrinsics.
9503 2007-01-30 Richard Guenther <rguenther@suse.de>
9506 * dwarf2out.c (reference_to_unused): Query varpool if the
9507 variable was output.
9509 2007-01-30 Richard Guenther <rguenther@suse.de>
9512 * passes.c (execute_one_pass): Reset in_gimple_form to not
9513 confuse non-unit-at-a-time mode.
9515 2007-01-29 Roger Sayle <roger@eyesopen.com>
9516 Richard Guenther <rguenther@suse.de>
9518 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9519 avoid undefined behaviour on overflow. Use force_fit_type_double
9520 to construct the constant with the specified TREE_OVERFLOW.
9522 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9524 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9525 * config/dfp-bit.h: Ditto.
9527 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9529 * c-decl.c (pop_scope): Replace warnings with call to
9530 warn_for_unused_label.
9531 * c-common.h (warn_for_unused_label): Declare.
9532 * c-common.c (warn_for_unused_label): Define.
9534 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9536 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9539 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9541 * Makefile.in (USER_H): Remove decfloat.h.
9542 * ginclude/decfloat.h: Delete, moving contents to ...
9543 * ginclude/float.h: Add support for decimal floating point,
9544 guarded by __STDC_WANT_DEC_FP__.
9546 2007-01-29 Mike Stump <mrs@apple.com>
9548 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9549 Analysis and Representation to resolve case insensitive conflict.
9550 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9552 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9554 * tree.h (struct tree_memory_tag): Add aliases member.
9555 (MTAG_ALIASES): New macro.
9556 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9557 (add_may_alias): Remove pointer-set. Update for may_aliases being
9559 (mark_aliases_call_clobbered): Update for may_aliases being a
9561 (compute_tag_properties): Ditto.
9562 (create_partition_for): Ditto.
9563 (compute_memory_partitions): Ditto.
9564 (dump_may_aliases_for): Ditto.
9565 (is_aliased_with): Ditto.
9566 (add_may_alias_for_new_tag): Ditto.
9567 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9568 (compute_is_aliased): New function.
9569 (compute_may_aliases): Call compute_is_aliased).
9570 (init_alias_info): Initialize alias_bitmap_obstack.
9571 (union_alias_set_into): New function.
9572 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9573 (have_common_aliases_p): Rewrite to take two bitmaps and use
9575 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9577 (finalize_ref_all_pointers): Update for add_may_alias changes.
9578 (new_type_alias): Ditto.
9579 * tree-flow-inline.h (may_aliases): Return a bitmap.
9580 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9581 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9582 may_aliases being a bitmap.
9583 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9584 may_aliases now returns a bitmap.
9585 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9587 * tree-ssa-operands.c (add_virtual_operand): Update for
9588 may_aliases being a bitmap.
9590 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9592 PR tree-optimization/30630
9593 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9594 variable as changed.
9596 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9599 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9600 expanded only once even if an error occurs.
9602 2007-01-29 Ben Elliston <bje@au.ibm.com>
9604 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9605 (__gcov_average_profiler): Likewise.
9606 (__gcov_ior_profiler): Likewise.
9607 (__gcov_merge_ior): Likewise.
9609 2007-01-28 Jan Hubicka <jh@suse.cz>
9611 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9612 * value-prof.c (stringop_block_profile): Likewise.
9614 2007-01-28 Jan Hubicka <jh@suse.cz>
9616 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9617 variant handling histograms; add wrapper.
9618 (clear_storage_via_libcall): Export.
9619 (emit_block_move_hints): Break out from ...; add histograms.
9620 (emit_block_move): ... this one.
9621 (clear_storage_hints): Break out from ...; add histograms.
9622 (clear_storage): ... this one.
9623 (set_storage_via_memset): Handle histogram.
9624 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9625 (clear_storage_hints, clear_storage_via_libcall): Declare.
9626 (set_storage_via_setmem): Update prototype.
9627 * doc/md.texi (movmem, setmem): Document new arguments.
9629 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9631 (stringop_block_profile): New global function.
9632 (tree_stringops_values_to_profile): Profile block size and alignment.
9633 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9635 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9636 (stringop_block_profile): Declare.
9637 * builtins.c: Include value-prof.h.
9638 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9639 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9640 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9641 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9642 * profile.c (instrument_values): Add new counters.
9643 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9645 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9646 (tree_init_edge_profiler): Build new profilers.
9647 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9648 (pass_tree_profile): Add dump.
9649 (tree_profile_hooks): Update.
9650 * Makefile.in (LIBGCOV): Add new constants.
9651 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9652 __gcov_ior_profiler): New.
9653 * i386.md (movmem/setmem expanders): Add new optional arguments.
9655 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9657 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9659 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9661 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9662 (tree_unswitch_single_loop): Pass eni_size_weights to
9663 tree_num_loop_insns.
9664 * tree-ssa-loop-manip.c: Include tree-inline.h.
9665 (can_unroll_loop_p): Pass eni_size_weights to
9666 tree_num_loop_insns.
9667 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9668 Pass eni_size_weights to estimate_num_insns.
9669 * tree.h (init_inline_once): Export.
9670 * toplev.c (backend_init): Call init_inline_once.
9671 * cgraphunit.c (cgraph_process_new_functions,
9672 cgraph_analyze_function): Pass eni_inlining_weights to
9674 * ipa-inline.c (compute_inline_parameters): Ditto.
9675 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9676 to estimate_num_insns.
9677 (try_unroll_loop_completely): Pass eni_size_weights to
9678 tree_num_loop_insns.
9679 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9680 ot estimate_num_insns.
9681 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9682 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9683 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9684 eni_time_weights): New variables.
9685 (init_inline_once): Initialize them.
9686 (struct eni_data): Mew.
9687 (estimate_num_insns_1, estimate_num_insns): Use weights.
9688 * tree-inline.h (struct eni_weights_d): New.
9689 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9690 (estimate_num_insns): Declaration changed.
9691 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9692 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9693 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9695 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9697 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9698 relations in the conflict function is valid.
9700 2007-01-27 Ian Lance Taylor <iant@google.com>
9702 * common.opt: Add fstrict-overflow.
9703 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9704 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9705 (TYPE_OVERFLOW_UNDEFINED): Define.
9706 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9708 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9709 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9710 (fold_negate_expr): Likewise.
9711 (make_range): Likewise.
9712 (extract_muldiv_1): Likewise.
9713 (maybe_canonicalize_comparison): Likewise.
9714 (fold_comparison): Likewise.
9715 (fold_binary): Likewise.
9716 (tree_expr_nonnegative_p): Likewise.
9717 (tree_expr_nonzero_p): Likewise.
9718 * tree-vrp.c (compare_values): Likewise.
9719 (extract_range_from_binary_expr): Likewise.
9720 (extract_range_from_unary_expr): Likewise.
9721 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9723 (nowrap_type_p): Likewise.
9724 * tree-scalar-evolution.c (simple_iv): Likewise.
9725 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9726 (build_range_check): Likewise.
9727 (extract_muldiv_1): Likewise.
9728 (fold_comparison): Likewise.
9729 * tree-vrp.c (vrp_int_const_binop): Likewise.
9730 (extract_range_from_unary_expr): Likewise.
9731 * convert.c (convert_to_integer): Likewise.
9732 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9733 (fold_comparison): Likewise.
9734 (fold_binary): Likewise.
9735 * optabs.c (optab_for_tree_code): Likewise.
9736 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9737 * simplify-rtx.c (simplify_const_relational_operation): Check
9738 flag_strict_overflow and flag_trapv.
9739 (simplify_const_relational_operation): Likewise.
9740 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9741 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9744 2007-01-27 Roger Sayle <roger@eyesopen.com>
9746 * tree.c (tree_fold_gcd): Delete.
9747 * tree.h (tree_fold_gcd): Remove prototype.
9748 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9749 test whether one constant integer is a multiple of another. Instead
9750 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9751 * fold-const.c (multiple_of_p): We've determined both TOP and
9752 BOTTOM are integer constants so we can call int_const_binop directly
9753 instead of the more generic const_binop.
9755 2007-01-27 Roger Sayle <roger@eyesopen.com>
9757 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9758 1*X check that the constant hasn't overflowed, to preserve the
9760 (round_up): Provide an efficient implementation when rouding-up an
9761 INTEGER_CST to a power-of-two.
9763 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9765 * doc/sourcebuild.texi: Add comma for clarity.
9766 * doc/extend.texi: Fix some typos.
9767 * doc/passes.texi: Likewise.
9768 * doc/cppinternals.texi: Likewise.
9769 * doc/c-tree.texi: Likewise.
9770 * doc/tree-ssa.texi: Likewise.
9771 * doc/install.texi: Likewise.
9773 2007-01-27 Jan Hubicka <jh@suse.cz>
9775 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9776 (pass_sra): Do not require alias information.
9777 * passes.c (init_optimization_passes): Add SRA
9779 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9781 * tracer.c (rest_of_handle_tracer): We already cleaned
9782 up the CFG in tracer() so don't do it here again.
9783 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9784 cleanup_cfg here, either. And don't call renumber_insns.
9786 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9787 and BB_HEAD are in the insn stream here. Instead make sure
9788 that BB_INSN is valid on all insns. Also, do check here that
9789 there are no pending branch predictions...
9790 (rtl_verify_flow_info): ...instead of doing it here. Checks
9791 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9794 2007-01-26 Roger Sayle <roger@eyesopen.com>
9796 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9797 function to simplify/factorize operand order canonicalization.
9798 (ix86_fixup_binary_operands): Reorganize using the above function.
9799 (ix86_binary_operator_ok): Likewise.
9801 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9803 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9804 file scope from optimize_attrs.
9805 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9807 (optimize_attrs): Clear insn_code_values after freeing it.
9809 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9811 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9812 a parts.base assignment.
9814 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9816 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9817 (compute_subscript_distance, initialize_data_dependence_relation,
9818 finalize_ddr_dependent, analyze_ziv_subscript,
9819 analyze_siv_subscript_cst_affine,
9820 compute_overlap_steps_for_affine_univar,
9821 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9822 analyze_siv_subscript, analyze_miv_subscript,
9823 analyze_overlapping_iterations, subscript_dependence_tester_1,
9824 compute_self_dependence, free_dependence_relation): Work
9825 with affine_fn instead of chrecs.
9826 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9827 common_affine_function, affine_function_base,
9828 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9829 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9830 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9831 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9832 (all_chrecs_equal_p): Removed.
9833 * tree-data-ref.h (affine_fn, conflict_function): New types.
9834 (struct subscript): Change type of conflicting_iterations_in_a
9835 and conflicting_iterations_in_b.
9837 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9840 * config/pa/pa.h (TARGET_HPUX_11): New.
9841 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9842 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9844 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9845 Richard Guenther <rguenther@suse.de>
9847 * tree-ssa-structalias.c (solve_graph): Handle case
9848 we merged the variable to another.
9850 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9852 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9855 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9856 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9858 2007-01-25 DJ Delorie <dj@redhat.com>
9860 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9861 allow changes to modes which don't fit in those registers.
9863 * reload1.c (choose_reload_regs): Check for invalid subregs before
9864 computing their locations, not after.
9866 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9869 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9870 save Altivec registers in an eh_return function.
9871 (compute_vrsave_mask): Likewise.
9872 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9873 for saving Altivec registers.
9874 (rs6000_emit_prologue): Don't allocate stack twice in
9875 eh_return function. Correct expected value of altivec_save_offset
9876 when using save_world. Describe save of R0 to stack when using
9877 save_world. Describe stack pointer adjustment when using
9878 save_world. Remove duplicated eh_return parameter register saving.
9879 Update sp_offset variable after save_world.
9880 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9882 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9883 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9886 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9888 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9890 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9893 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9894 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9896 2007-01-25 Richard Guenther <rguenther@suse.de>
9898 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9899 * common.opt (-Wcoverage-mismatch): New warning option.
9900 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9901 if -Wcoverage-mismatch is given.
9903 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9905 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9906 (ipcp_driver): Change to static definition.
9907 Add dumping of the ifunctions.
9908 (constant_val_insert): Remove unused parameter. Support for SSA.
9909 (ipcp_propagate_const): Support for SSA.
9910 (ipcp_profile_bb_print): Print only analyzed nodes.
9911 (ipcp_replace_map_create): Remove support for Fortran constant
9913 * ipa-prop.c (ipa_method_modify_stmt,
9914 ipa_callsite_compute_param): Support for SSA.
9915 * ipa-prop.h (ipcp_driver): Remove declaration.
9916 (IS_VALID_TREE_MAP_INDEX): Add define.
9918 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9920 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9922 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9925 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9926 constant argument to cabs and do it without checking for
9927 -funsafe-math-optimizations.
9929 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9931 * c-common.h (RID_FIRST_CXX0X): New.
9932 (RID_LAST_CXX0X): New.
9933 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9935 * c.opt (Wc++0x-compat): New.
9936 * doc/invoke.texi (-Wc++0x-compat): Document.
9938 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9940 * builtins.c (fold_builtin_carg): New.
9941 (fold_builtin_1): Use it.
9943 2007-01-24 Jan Hubicka <jh@suse.cz>
9945 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9947 * ipa-inline.c (initial_insns, max_insns): Delete.
9948 (compute_max_insns): New function.
9949 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9950 of insns as base for code growth.
9951 (cgraph_decide_inlining): Make initial_insns local; do not compute
9953 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9954 * doc/invoke.texi (inline-unit-growth): Update docs.
9956 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9958 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9959 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9960 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9961 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9962 for CPUs that have PTA_CX16 set.
9965 * gimplify.c (omp_check_private): New function.
9966 (gimplify_scan_omp_clauses): Use it for
9967 firstprivate/lastprivate/reduction.
9970 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9971 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9974 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9975 If lower_lastprivate_clauses emits some statements, append them
9976 to dlist rather than body_p and to body_p append an initializer.
9977 (lower_omp_for): Adjust caller.
9979 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9981 * target.h (globalize_decl_name): New.
9982 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9983 * output.h (default_globalize_decl_name): New.
9984 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9986 (globalize_decl): Ditto.
9987 (default_globalize_decl_name): New.
9988 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9989 (ia64_handle_version_id_attribute): New.
9990 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9991 (ia64_asm_output_external): Use globalize_decl_name instead
9993 * doc/extend.texi (version_id): New pragma.
9994 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9996 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9998 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9999 _uleb128_t and _Unwind_SWord with _sleb128_t.
10000 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10001 uw_frame_state_for, uw_update_context_1): Likewise.
10002 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10003 * unwind-pe.h (read_uleb128, read_sleb128,
10004 read_encoded_value_with_base): Likewise.
10005 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10007 2007-01-24 Richard Guenther <rguenther@suse.de>
10009 * builtins.c (expand_builtin_cexpi): Get the fndecl
10010 for cexp in the correct way.
10012 2007-01-24 Jan Hubicka <jh@suse.cz>
10014 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10016 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10018 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10019 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10020 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10021 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10022 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10023 __SIZEOF_PTRDIFF_T__.
10024 * doc/cpp.texi: Documentation for the new builtin macros added.
10026 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10028 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10029 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10030 instead of operands[2] to avoid access past the end of array.
10032 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10034 * reload1.c (emit_reload_insns): Pass the reload register
10035 for a non-spill output reload through forget_old_reloads_1.
10037 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10039 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10040 _SOFT_DOUBLE if doubles use software floating-point.
10041 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10042 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10043 * config/rs6000/darwin-ldouble.c: Also compile functions for
10044 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10045 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10046 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10047 commented-out long double override.
10048 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10049 * config/rs6000/eabispe.h: Likewise.
10050 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10051 long double for non-SPE.
10052 (rs6000_handle_option): Likewise.
10053 (invalid_e500_subreg): Disallow more subregs involding DImode,
10054 DFmode, TImode or TFmode.
10055 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10057 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10059 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10060 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10062 (rs6000_legitimate_address): Also check for TFmode for E500
10064 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10065 (spe_build_register_parallel): Handle TFmode and TCmode.
10066 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10068 (function_arg): Handle TFmode and TCmode for E500 double.
10069 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10071 (print_operand): Handle TFmode and TImode for %y.
10072 (rs6000_generate_compare): Handle TFmode comparisons for E500
10074 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10075 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10076 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10077 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10078 TFmode for E500 double.
10079 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10080 (floatsidf2): Enable for E500 double.
10081 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10082 (extenddftf2): Change to extenddftf2_fprs.
10083 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10084 depending on TARGET_E500_DOUBLE.
10085 (extendsftf2): Enable for E500 double.
10086 (trunctfdf2): Enable for E500 double.
10087 (trunctfsf2): Change to trunctfsf2_fprs.
10088 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10089 depending on TARGET_E500_DOUBLE.
10090 (floatsitf2): Enable for E500 double.
10091 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10092 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10093 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10094 (negtf2): Change to negtf2_internal.
10095 (negtf2): New expander.
10096 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10097 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10098 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10099 (movdi_internal32): Use rs6000_nonimmediate_operand.
10100 (unnamed splitter): Likewise.
10101 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10102 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10103 (SPE64TF, DITI): New mode macros.
10104 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10107 (frob_<mode>_di_2): New.
10108 (frob_tf_di_8_2): New.
10109 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10111 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10113 (frob_ti_<mode>_8_2): New.
10114 (frob_ti_tf_2): New.
10115 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10116 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10118 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10119 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10120 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10121 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10122 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10123 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10126 2007-01-23 Ian Lance Taylor <iant@google.com>
10128 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10130 (OBJS-archive): Reformat, alphabetize.
10131 (OBJS): Change out_object_file to OBJS-md.
10133 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10135 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10136 JUMP_P and CALL_P predicates where applicable.
10137 * config/i386/i386.c: Ditto.
10138 * config/i386/i386.md: Ditto.
10139 * config/i386/mmx.md: Ditto.
10140 * config/i386/predicates.md: Ditto.
10142 2007-01-22 Andreas Schwab <schwab@suse.de>
10144 * config/m68k/m68k.h: Fix comment.
10146 2007-01-22 Jan Hubicka <jh@suse.cz>
10148 * passes.c (init_optimization_passes): Do not rerun
10149 pass_early_warn_uninitialized.
10151 2007-01-22 Richard Guenther <rguenther@suse.de>
10153 PR tree-optimization/30038
10154 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10156 (execute_cse_sincos_1): Likewise.
10157 (execute_cse_sincos): Likewise.
10158 (gate_cse_sincos): Likewise.
10159 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10160 the cexpi() canonicalization of sincos().
10161 * tree-pass.h (pass_cse_sincos): Declare.
10162 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10164 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10166 PR rtl-optimization/29329
10167 * combine.c (replaced_rhs_insn): Rename to i2mod.
10168 (replaced_rhs_value): Rename to i2mod_new_rhs.
10169 (i2mod_old_rhs): New global variable.
10170 (combine_instructions): Adjust for above change. Save a copy of
10171 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10172 note are substituted in the second instruction.
10173 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10174 ditch the note if it pertains to the second eliminated register
10175 and this register is mentioned in i2mod_old_rhs.
10178 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10180 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10181 the insn to which the note was originally attached.
10183 2007-01-21 Jan Hubicka <jh@suse.cz>
10185 * ipa-inline.c (inlining_mode): Comment, move up.
10186 (cgraph_decide_inlining_incrementally): Do not perform inlining
10187 itself; fix handling of flattening of self recursive functions.
10188 (cgraph_find_cycles): Remove.
10189 (cgraph_flatten_node): Remove.
10190 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10191 (try_inline): New function.
10192 (cgraph_early_inlining): Update call of
10193 cgraph_decide_inlining_incrementally. Apply inlining here.
10194 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10196 2007-01-21 Dirk Mueller <dmueller@suse.de>
10199 * tree-vrp.c (check_array_bounds): do not warn
10200 about ADDR_EXPR's of ARRAY_REF's which are immediately
10201 used in binary expressions.
10203 2007-01-21 Ira Rosen <irar@il.ibm.com>
10205 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10206 read_write_dep and macros for its access.
10207 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10208 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10209 argument, call vect_check_interleaving for every independent pair of
10210 data-refs. Mark loads that access the same memory location as a store
10212 (vect_check_dependences): Remove.
10213 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10214 call, fix the call to vect_analyze_data_ref_dependence.
10215 (vect_analyze_data_ref_access): For statements that access the same
10216 data-ref, check that they are not stores; for loads, check that there
10217 is no store that access the same location.
10219 2007-01-20 Roger Sayle <roger@eyesopen.com>
10220 Joseph Myers <joseph@codesourcery.com>
10222 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10223 (-fdump-rtl-stack): Likewise.
10224 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10225 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10226 (-mpt-fixed): Use @minus{} for minus sign.
10227 (Using Precompiled Headers): Fix under/overfull hbox.
10229 2007-01-20 Jan Hubicka <jh@suse.cz>
10231 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10232 place within annotation.
10234 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10236 * pa.c (output_move_double): Change array size of xoperands to 4.
10238 2007-01-20 Jan Hubicka <jh@suse.cz>
10240 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10243 2007-01-19 Ian Lance Taylor <iant@google.com>
10245 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10246 constant to unsigned HOST_WIDE_INT before negating.
10248 2007-01-19 Ian Lance Taylor <iant@google.com>
10250 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10252 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10253 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10254 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10255 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10256 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10257 (realloc_vdef, realloc_vuse): Change second parameter to
10259 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10260 fields to unsigned.
10261 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10262 unsigned. Change x and lim locals to unsigned.
10263 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10265 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10266 (copy_virtual_operands): Change i and n locals to unsigned.
10268 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10270 PR middle-end/29335
10271 * builtins.c (fold_builtin_1): Handle builtin fdim.
10273 2007-01-20 Jan Hubicka <jh@suse.cz>
10275 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10276 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10277 init_alias_heapvars.
10278 (init_alias_heapvars): Initialize only when not already initialized.
10279 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10281 2007-01-19 Roger Sayle <roger@eyesopen.com>
10283 * common.opt (fsigned-zeros): New command line option.
10284 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10285 of flag_unsafe_math_optimizations.
10286 * opts.c (set_fast_math_flags): The -ffast-math command line option
10287 implies -fno-signed-zeros.
10288 (fast_math_flags_set_p): Likewise.
10290 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10291 the documentation of -ffast-math appropriately. Wrap long lines.
10293 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10295 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10296 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10298 2007-01-19 Tomas Bily <tbily@suse.cz>
10300 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10302 (tree_init_ic_make_global_vars): New function
10303 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10304 (tree_gen_ic_profiler): New function
10305 (tree_gen_ic_func_profiler): New function
10306 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10307 (tree_profile_hooks): Added hook for indirec/virtual calls
10308 * value-prof.c (tree_find_values_to_profile): New case for
10310 (tree_values_to_profile): Call for determining indirect/virtual
10312 (tree_indirect_call_to_profile): New function
10313 (tree_ic_transform): New function
10314 (tree_ic): New function
10315 (find_func_by_pid): New function
10316 (init_pid_map): New function
10317 (tree_value_profile_transformations): Added check for
10318 indirect/virtual call transformation
10319 * value-prof.h (enum hist_type): New counter type for
10320 indirect/virtual calls
10321 (profile_hooks): Added new hook for profiling indirect/virtual
10323 * profile.c (instrument_values): New case for indirect/virtual
10325 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10326 (GCOV_COUNTER_V_INDIR): New counter type
10327 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10328 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10330 * cgraph.c: Definition of cgraph_max_pid
10331 (cgraph_create_node): Default init of pid attribute
10332 * cgraph.h: Declaration of cgraph_max_pid
10333 (struct cgraph_node): Added pid attribute
10334 * libgcov.c (__gcov_indirect_call_profiler): New function
10335 (__gcov_one_value_profiler_body): New function
10336 (__gcov_one_value_profiler): Body was moved to
10337 __gcov_one_value_profiler_body and calls it
10339 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10341 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10342 * gengtype.c (write_types_data, write_func_for_structure,
10343 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10344 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10345 (walk_type, write_func_for_structure): Generate the mark_hook if
10348 2007-01-19 Jan Hubicka <jh@suse.cz>
10350 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10351 'early' argument take inlining mode argument specifying whether to
10352 inline for size/speeed or all functions; add support for flattening;
10354 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10356 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10359 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10360 the name of the declared identifier.
10362 2007-01-19 Dirk Mueller <dmueller@suse.de>
10364 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10365 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10366 duplicate evaluation.
10368 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10370 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10371 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10372 to XFMode, use acosxf2 and truncate result to requested mode.
10373 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10374 (asin<mode>2): Similarly, with asin expanders.
10375 (*fscalexf4_i387): Rename from *fscalexf4.
10376 (expNcorexf3): New expander.
10377 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10378 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10379 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10380 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10381 patterns for SSE math.
10382 (exp10<mode>2): Similarly, with exp10 expanders.
10383 (exp2<mode>2): Similarly, with exp2 expanders.
10384 (expm1<mode>2): Similarly, with expm1 expanders.
10385 (ldexp<mode>3): Similarly, with ldexp expanders.
10386 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10387 Use gen_truncxf<mode>2_i387_noop to truncate result.
10389 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10391 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10392 for ColdFire targets.
10394 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10395 Richard Sandiford <richard@codesourcery.com>
10397 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10398 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10399 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10400 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10401 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10402 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10404 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10406 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10407 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10408 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10409 (*adddi_dilshr32_cf): New pattern.
10410 (adddi3, subdi3): Remove first alternatives.
10412 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10414 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10415 implemented using move.l, do not use its cc result for floating-point
10418 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10420 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10421 from accepting 's' constraints if flag_pic.
10423 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10425 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10426 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10427 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10428 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10430 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10432 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10433 ColdFire alternatives.
10434 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10435 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10436 architectures that support ff1 instruction.
10438 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10439 Julian Brown <julian@codesourcery.com>
10441 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10442 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10443 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10446 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10448 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10450 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10451 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10452 HOST_WIDE_INT instead of an rtx.
10453 (m68k_rtx_costs): Update call accordingly.
10454 (output_move_const_into_data_reg): Likewise. Fix formatting.
10455 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10457 (output_move_simode_const): Update calls after above changes.
10458 Rework to use automatic variables and predicates like MEM_P.
10459 * config/m68k/m68k.md (pushexthisi_const): Update call to
10462 2007-01-19 Dirk Mueller <dmueller@suse.de>
10464 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10465 in dump_flags test.
10467 2007-01-19 Richard Guenther <rguenther@suse.de>
10469 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10470 via cexp in case sincos is not available.
10472 2007-01-19 Richard Guenther <rguenther@suse.de>
10474 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10475 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10476 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10477 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10478 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10479 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10480 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10481 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10483 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10485 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10487 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10488 (atan2xf3): Directly generate RTL pattern.
10489 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10490 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10491 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10492 disable patterns for SSE math.
10493 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10494 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10495 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10496 disable patterns for SSE math.
10498 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10500 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10502 2007-01-18 Roger Sayle <roger@eyesopen.com>
10504 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10505 VIEW_CONVERT_EXPR to the same type as it's operand.
10507 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10509 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10510 configured for long double 128.
10512 2007-01-18 Mike Stump <mrs@apple.com>
10514 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10517 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10519 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10522 2007-01-18 Jan Hubicka <jh@suse.cz>
10524 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10525 greater than NUM_VOP_FREE_BUCKETS.
10527 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10529 * tree-ssa-structalias.c: Update comments.
10530 (ptabitmap_obstack): Removed.
10531 (pta_obstack): New.
10532 (oldpta_obstack): Ditto.
10533 (stats): Add a few members.
10534 (struct variable_info): Remove node, complex, address_taken, and
10535 indirect_target members. Add oldsolution member.
10536 (new_var_info): Do not initialize removed members.
10537 (constraint_expr_type): Remove INCLUDES.
10538 (constraint_graph): Add size, implicit_preds, rep,
10539 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10540 (FIRST_REF_NODE): New macro.
10541 (LAST_REF_NODE): Ditto.
10542 (FIRST_ADDR_NODE): Ditto.
10543 (find): New function.
10545 (dump_constraint): Do not handle INCLUDES.
10546 (insert_into_complex): Do not insert duplicate constraints.
10547 (condense_varmap_nodes): Renamed and rewritten into ...
10548 (merge_node_constraints): This. Also fix bug in handling of
10549 offseted copy constraints.
10550 (clear_edges_for_node): No longer need to deal with preds at all,
10551 or removing associated preds/succs.
10552 (merge_graph_nodes): Deal with indirect_cycles.
10553 Don't deal with predecessors.
10554 (add_implicit_graph_edge): New function.
10555 (add_pred_graph_edge): Ditto.
10556 (add_graph_edge): Don't deal with predecessors.
10557 (build_constraint_graph): Removed.
10558 (build_pred_graph): New function.
10559 (build_succ_graph): Ditto.
10560 (struct scc_info): Removed in_component. Added roots, dfs, and
10561 node_mapping. Remove visited_index, unification_queue.
10562 (scc_visit): Deal with union-find we do now.
10563 Deal with cycles with REF nodes.
10564 (collapse_nodes): Renamed and rewritten to ...
10565 (unify_nodes): This.
10566 (process_unification_queue): Removed.
10567 (topo_visit): Cleanup
10568 (do_da_constraint): Use find.
10569 (do_sd_constraint): Ditto.
10570 (do_ds_constraint): Ditto.
10571 (do_complex_constraint): Ditto.
10572 (init_scc_info): Update for removed and added members.
10573 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10574 (find_indirect_cycles): This.
10575 (equivalence_class): New variable.
10576 (label_visit): New function.
10577 (perform_variable_substitution): Rewritten.
10578 (free_var_substitution_info): New function.
10579 (find_equivalent_node): Ditto.
10580 (move_complex_constraints): Ditto.
10581 (eliminate_indirect_cycles): Ditto.
10582 (solve_graph): Only propagate changed bits.
10583 Use indirect cycle elimination.
10585 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10586 (tree_id_eq): Renamed to ...
10587 (tree_vi_eq): This. Update for member change
10588 (insert_id_for_tree): Renamed and rewritten to ...
10589 (insert_vi_for_tree): This.
10590 (lookup_id_for_tree): Renamed and rewritten to ...
10591 (lookup_vi_for_tree): This.
10592 (get_id_for_tree): Renamed and rewritten to ...
10593 (get_vi_for_tree): Ditto.
10594 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10595 (process_constraint): Don't handle INCLUDES.
10596 Remove special ADDRESSOF case.
10597 (find_func_aliases): Rewrite to use vi functions instead of id
10599 (create_function_info_for): Ditto.
10600 (create_variable_info_for): Ditto.
10601 (intra_create_variable_infos): Ditto.
10602 (merge_smts_into): Ditto.
10603 (find_what_p_points_to): Ditto.
10604 (init_base_vars): Ditto.
10605 (init_alias_vars): Ditto.
10606 (remove_preds_and_fake_succs): New function.
10607 (dump_sa_points_to_info): Dump new stats.
10608 (dump_solution_for_var): Use find.
10609 (set_used_smts): Fix formatting.
10610 (compute_points_to_sets): Updated for new functions.
10611 (ipa_pta_execute): Ditto.
10613 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10614 Richard Sandiford <richard@codesourcery.com>
10616 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10618 * calls.c (expand_call): If the return value is a PARALLEL,
10619 extract its first member.
10620 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10621 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10622 use FUNCTION_EXTRA_EPILOGUE.
10623 (m68k_function_value): Return a PARALLEL if the return value
10624 is of a pointer type.
10625 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10626 (FUNCTION_EXTRA_EPILOGUE): Remove.
10627 * config/m68k/m68k.md (D0_REG): New constant.
10629 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10631 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10632 output a NOP for empty epilogues.
10634 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10636 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10637 before function. Extend register save check to include all
10638 registers, not just integer ones.
10640 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10642 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10643 (m68k_use_return_insn): ...this.
10644 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10645 * config/m68k/m68k.c (use_return_insn): Rename to...
10646 (m68k_use_return_insn): ...this.
10647 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10648 of USE_RETURN_INSN.
10650 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10652 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10653 nearest even, fix denormal rounding overflow.
10655 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10657 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10658 f%$smove and f%$move.
10659 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10660 (extendsfdf2_cf): Use fdmove instead of f%&move.
10661 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10662 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10664 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10666 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10669 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10671 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10672 (coldfire_single_format): Declare.
10673 (coldfire_double_format): Likewise.
10674 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10675 of qnan_msb_set to determine the lower bits of a canonical
10677 (encode_ieee_double): Likewise.
10678 (encode_ieee_quad): Likewise.
10679 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10680 (mips_single_format): Likewise.
10681 (ieee_double_format): Likewise.
10682 (mips_double_format): Likewise.
10683 (ieee_extended_motorola_format): Likewise.
10684 (ieee_extended_intel_96_format): Likewise.
10685 (ieee_extended_intel_128_format): Likewise.
10686 (ieee_extended_intel_96_round_53_format): Likewise.
10687 (ibm_extended_format): Likewise.
10688 (mips_extended_format): Likewise.
10689 (ieee_quad_format): Likewise.
10690 (mips_quad_format): Likewise.
10691 (vax_f_format): Likewise.
10692 (vax_d_format): Likewise.
10693 (vax_g_format): Likewise.
10694 (i370_single_format): Likewise.
10695 (i370_double_format): Likewise.
10696 (decimal_single_format): Likewise.
10697 (decimal_double_format): Likewise.
10698 (decimal_quad_format): Likewise.
10699 (c4x_single_format): Likewise.
10700 (c4x_extended_format): Likewise.
10701 (real_internal_format): Likewise.
10702 (coldfire_single_format): New real_format.
10703 (coldfire_double_format): Likewise.
10704 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10705 canonical_nan_lsbs_set.
10706 (pdp11_d_format): Likewise.
10707 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10708 if TARGET_COLDFIRE_CPU.
10710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10712 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10713 (output_call, m68k_legitimize_call_address): Declare.
10714 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10715 parenthesees. Add support for a 'W' constraint.
10716 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10717 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10718 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10719 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10721 (override_options): Initialize them. Do not set flag_no_function_cse
10722 for TARGET_ID_SHARED_LIBRARY.
10723 (m68k_output_pic_call): Delete.
10724 (m68k_legitimize_call_address): New function.
10725 (print_operand): Remove the %o prefix. Handle the %p prefix.
10726 (output_call): New function.
10727 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10728 target address from the GOT if symbolic jumps are not allowed.
10729 * config/m68k/m68k.md (call, general_operand): Do not set
10730 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10731 Merge separate flag_pic and !flag_pic define_insns into...
10732 (*call, *call_value): ...these new patterns. Match the address
10733 rather than the containing MEM and require it to be a call_operand.
10734 Use output_call to generate the asm template.
10735 * config/m68k/predicates.md (const_call_operand): New predicate.
10736 (call_operand): Likewise.
10738 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10740 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10741 (STACK_GROWS_DOWNWARD): Define to 1.
10742 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10743 comments, emphasizing that these values are only defaults.
10744 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10745 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10747 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10749 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10751 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10752 Richard Sandiford <richard@codesourcery.com>
10754 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10755 (FP_REGNO_P): New macros.
10756 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10757 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10758 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10759 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10761 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10763 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10764 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10766 * config/m68k/t-floatlib: New file, extracting common code from...
10767 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10768 * config/m68k/t-uclinux: Here.
10769 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10770 routines on ColdFire targets.
10772 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10774 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10775 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10776 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10777 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10778 explicitly set MOTOROLA to 1.
10779 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10781 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10782 Nathan Sidwell <nathan@codesourcery.com>
10784 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10785 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10786 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10787 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10788 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10789 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10790 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10791 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10792 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10793 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10794 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10795 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10796 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10797 (DBX_REGISTER_NUMBER): Delete.
10798 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10799 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10800 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10802 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10804 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10805 * config/flat.h: New file.
10806 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10807 OBJECT_FORMAT_FLAT.
10808 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10809 indirect references for -msep-data or -mid-shared-library.
10810 Do not use PC-relative code addresses either.
10811 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10813 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10814 for shared libraries and crt1.o for executables. Use crti.o and
10816 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10817 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10818 Do not add -elf2flt or -shared-lib-id options here.
10819 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10820 Pass -shared-lib-id if -mid-shared-library, taking the library
10821 identifier from -mshared-library-id if given, otherwise
10823 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10824 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10825 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10826 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10827 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10828 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10830 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10831 jump sequence for ISA A and ISA A+.
10832 (PICJUMP): Likewise.
10834 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10836 * config.gcc (m68k-*-uclinux*): Base the port on the common
10837 and m68k GNU/Linux files rather than on the generic ELF ones.
10838 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10839 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10841 2007-01-18 Julian Brown <julian@codesourcery.com>
10842 Richard Sandiford <richard@codesourcery.com>
10844 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10845 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10846 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10848 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10849 80 unconditionally.
10850 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10854 * doc/install.texi: Document m68k-uclinuxoldabi.
10855 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10856 * config/m68k/uclinux-oldabi.h: New file, copied from
10857 config/m68k/uclinux.h.
10859 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10861 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10862 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10863 (m32r_compute_frame_size): Use unsigned for regno.
10864 (m32r_reload_lr): Use gen_frame_mem.
10866 (m32r_output_function_epilogue): Don't output the function epilogue
10868 (m32r_expand_epilogue): New.
10869 (direct_return): Return false if the function has the interrupt
10871 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10872 * config/m32r/m32r.md (epilogue): New expander.
10873 (return_lr, return_rte): New insns.
10874 (return): Make it expander.
10875 (return_normal): New expander.
10877 2007-01-18 Josh Conner <jconner@apple.com>
10880 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10881 support for UNLE, UNLT, UNGE, and UNGT.
10883 2007-01-18 Jan Hubicka <jh@suse.cz>
10885 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10886 * tree-tailcall (add_virtual_phis): Likewise.
10887 (optimize_tail_call): Return TODOs.
10888 (execute_tail_calls): Return TODOs.
10889 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10890 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10892 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10893 Cleanup cfg using TODO.
10894 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10895 * passes.c (execute_function_todo): When cleanup did something, remove
10897 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10898 (make_edges): Don't cleanup_cfg.
10900 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10902 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10903 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10904 operate on the top of stack.
10905 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10906 register handling of instructions that output to the second
10908 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10909 (move_for_stack_reg): Special-case check for dead destination
10910 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10912 * config/i386/i386.md (UNSPEC_TAN): New constant.
10913 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10914 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10915 to correctly model move of constant 1.0 to top stack slot.
10916 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10917 (unnamed peephole2 pattern): Remove corresponding peephole2
10918 pattern that optimizes tan insn and loading of constant 1.0.
10919 (tanxf2): Use fptanxf4_i387.
10920 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10921 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10922 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10923 disable patterns for SSE math.
10924 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10925 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10927 2007-01-18 Dirk Mueller <dmueller@suse.de>
10928 Richard Guenther <rguenther@suse.de>
10931 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10932 * common.opt (Warray-bounds): Add new warning option.
10933 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10935 * Makefile.in: make tree-vrp.o depend on toplev.h
10936 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10938 (check_array_refs, check_array_bounds, check_array_ref): New.
10940 2007-01-18 Jan Hubicka <jh@suse.cz>
10942 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10943 (execute_ssa_ccp): Return flags conditionally.
10944 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10946 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10948 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10950 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10951 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10953 * Makefile.c (GTFILES): Add cfglayout.h.
10954 * gengtype.c (open_base_files): Likewise.
10955 * cfglayout.c (cfg_layout_function_footer,
10956 cfg_layout_function_header) Reindent to make gengtype happy.
10957 * cfglayout.h (cfg_layout_function_footer,
10958 cfg_layout_function_header): Add GTY(()) marker.
10960 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10962 2007-01-18 Ben Elliston <bje@au.ibm.com>
10964 * genautomata.c (write_automata): Include xstrerror output in the
10965 error message if writing the DFA description file fails.
10967 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10969 * config/mips/mips-protos.h (mips_output_external): Make it
10971 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10972 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10973 (extern_list): Likewise.
10974 (extern_head): Likewise.
10975 (TARGET_ASM_FILE_END): Likewise.
10976 (mips_file_end): Likewise.
10977 (mips_output_external): Rewritten.
10979 2007-01-18 Ben Elliston <bje@au.ibm.com>
10981 * genpreds.c (write_insn_preds_c): Only write out the function
10982 body for regclass_for_constraint if we have register constraints.
10984 2007-01-17 Tom Tromey <tromey@redhat.com>
10986 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10987 * doc/install.texi (Testing): Use sourceware.org.
10988 (Binaries): Likewise.
10989 (Specific): Likewise.
10990 * doc/contrib.texi (Contributors): Use sourceware.org.
10992 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10994 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10995 (AVR_ENHANCED): Rename to ...
10996 (AVR_HAVE_MUL): ... new.
10997 (avr_enhanced_p): Rename to ...
10998 (avr_have_mul_p): ... new.
10999 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11000 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11001 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11002 (avr_have_mul_p): ... new.
11003 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11004 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11005 'avr_enhanced_p' and 'enhanced'.
11006 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11007 AVR_HAVE_MUL instead of AVR_ENHANCED.
11008 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11009 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11010 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11011 instead of AVR_ENHANCED.
11012 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11013 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11014 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11016 2007-01-17 Ian Lance Taylor <iant@google.com>
11018 * vec.h (VEC_reserve_exact): Define.
11019 (vec_gc_p_reserve_exact): Declare.
11020 (vec_gc_o_reserve_exact): Declare.
11021 (vec_heap_p_reserve_exact): Declare.
11022 (vec_heap_o_reserve_exact): Declare.
11023 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11025 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11026 negative parameter.
11027 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11028 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11029 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11030 * vec.c (calculate_allocation): Add exact parameter. Change all
11032 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11033 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11034 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11035 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11036 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11037 (vec_heap_p_reserve_exact): New function.
11038 (vec_heap_o_reserve_exact): New function.
11040 2007-01-17 Jan Hubicka <jh@suse.cz>
11042 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11044 2007-01-17 Eric Christopher <echristo@apple.com>
11046 * config.gcc: Support core2 processor.
11048 2007-01-16 Jan Hubicka <jh@suse.cz>
11050 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11051 the names, just unlink the chain so we don't crash on dangling pointers
11054 2007-01-16 Jan Hubicka <jh@suse.cz>
11056 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11057 * tree-pass.h: Reorder to make IPA passes appear toegher.
11058 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11059 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11060 parameters, do not call early inliner.
11061 * ipa-inline.c: Update comments. Include tree-flow.h
11062 (cgraph_decide_inlining): Do not compute inlining parameters.
11063 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11064 be called with function context set up.
11065 (pass_ipa_inline): Remove unreachable functions before pass.
11066 (cgraph_early_inlining): Simplify assuming to be called from the
11068 (pass_early_inline): New pass.
11069 (cgraph_gate_ipa_early_inlining): New gate.
11070 (pass_ipa_early_inline): Turn into simple wrapper.
11071 (compute_inline_parameters): New function.
11072 (gate_inline_passes): New gate.
11073 (pass_inline_parameters): New pass.
11074 (apply_inline): Move here from tree-optimize.c
11075 (pass_apply_inline): New pass.
11076 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11078 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11079 doing them by hand.
11080 (tree_function_versioning): Do not allocate dummy struct function.
11081 * tree-inline.h (optimize_inline_calls): Update prototype.
11082 * tree-optimize.c (execute_fixup_cfg): Export.
11083 (pass_fixup_cfg): Remove
11084 (tree_rest_of_compilation): Do not apply inlines.
11085 * tree-flow.h (execute_fixup_cfg): Declare.
11086 * Makefile.in (gt-passes.c): New.
11087 * passes.c: Include gt-passes.h
11088 (init_optimization_passes): New passes.
11089 (nnodes, order): New static vars.
11090 (do_per_function_toporder): New function.
11091 (execute_one_pass): Dump current pass here.
11092 (execute_ipa_pass_list): Don't dump current pass here.
11094 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11096 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11097 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11099 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11101 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11102 (strong_alias): Define.
11103 (__gcc_qmul): Provide non-FMA for soft-float.
11104 (__gcc_qdiv): Same.
11109 (__gcc_qunord): New.
11119 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11120 soft-float functions.
11121 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11122 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11123 about long double soft float.
11125 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11126 Tehila Meyzels <tehila@il.ibm.com>
11128 * tree-vectorizer.h (is_pattern_stmt_p): New.
11129 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11130 formatting (tabs instead of spaces). Cleanup and clarify setting
11131 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11132 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11133 (vectorizable_type_demotion): Check that types are integral.
11134 (vectorizable_type_promotion): Likewise.
11135 (vectorizable_store): Fix typo. Eliminate new-line at end of
11138 2007-01-16 Jan Hubicka <jh@suse.cz>
11140 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11143 2007-01-15 Eric Christopher <echristo@apple.com>
11145 * ifcvt.c: Include vec.h, vecprim.h.
11146 (check_cond_move_block): New argument regs.
11147 Reorganize. Add registers used to regs.
11148 (cond_move_process_if_block): Use regs set above as
11151 2007-01-15 Eric Christopher <echristo@apple.com>
11153 * config/darwin.h: Update copyright.
11154 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11155 (LINK_COMMAND_SPEC): Add -u.
11156 (LINK_SPEC): Fix umbrella for above.
11158 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11160 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11163 2007-01-15 Tom Tromey <tromey@redhat.com>
11165 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11166 * doc/install.texi (Testing): Don't mention jacks.
11167 (Configuration): Document --enable-java-maintainer-mode. Move
11168 --with-java-home to libgcj-specific section. Document
11170 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11172 2007-01-15 Jan Hubicka <jh@suse.cz>
11174 * tree-ssa-dce.c (DCE_TODOs): New.
11175 (propagate_necessity): Return if something changed.
11176 (eliminate_unnecessary_stmts): Likewise.
11177 (perform_tree_ssa_dce): Return TODO flags when needed.
11178 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11180 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11182 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11183 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11184 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11185 patterns using X87MODEF12 mode macro. Extend operand 1
11186 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11187 (log10<mode>2): Ditto.
11188 (log2<mode>2): Ditto.
11189 (log1p<mode>2): Ditto.
11190 (logb<mode>2): Ditto.
11191 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11192 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11193 (*fxtractxf3_i387): Rename from *fxtractxf3.
11194 (fxtract_extend<mode>xf3_i387): New insn pattern.
11195 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11196 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11197 and gen_fyl2xxf3_i387().
11199 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11201 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11202 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11203 get_loop_exit_edges. Changed return type to bool.
11204 * cfgloop.h (fix_loop_placement): Declaration removed.
11206 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11208 * param.h (MIN_VECT_LOOP_BOUND): New.
11209 * params.def (MIN_VECT_LOOP_BOUND): New.
11210 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11211 argument - minimum threshold for number of iterations.
11212 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11213 argument to declaration.
11214 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11215 MIN_VECT_LOOP_BOUND.
11216 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11217 slpeel_tree_peel_loop_to_edge with additional argument.
11218 (vect_do_peeling_for_alignment): Likewise.
11219 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11221 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11224 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11225 operands of size 1.
11227 2007-01-14 Jan Hubicka <jh@suse.cz>
11229 * tree-dfa.c (remove_referenced_var): New function.
11230 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11231 prune referenced vars list too.
11232 * tree-flow.h (remove_referenced_var): Declare.
11234 2007-01-14 Jan Hubicka <jh@suse.cz>
11236 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11238 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11239 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11240 * except.h (verify_eh_throw_table_statements): Kill prototype.
11241 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11242 into call exrepssions.
11243 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11245 * tree-cfg.c: Include pointer-set.h.
11246 (verify_node_sharing): Work on pointer set.
11247 (verify_eh_throw_stmt_node): New.
11248 (verify_stmts): Use pointers sets, verify throw_stmt.
11250 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11252 * ipa-reference.c (analyze_function): Consider also addresses taken
11255 2007-01-12 Roger Sayle <roger@eyesopen.com>
11257 * c-typeck.c (null_pointer_constant_p): Replace use of
11258 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11259 (build_c_cast): Likewise.
11261 2007-01-12 Roger Sayle <roger@eyesopen.com>
11263 * tree.h (force_fit_type_double): Remove unused final argument.
11264 * c-common.c (constant_expression_warning): Replace use of
11265 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11266 (convert_and_check): Likewise.
11267 (shorten_compare): Update call to force_fit_type_double.
11268 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11269 * convert.c (convert_to_pointer): Update call to
11270 force_fit_type_double.
11271 * fold-const.c (force_fit_type_double): Remove overflowed_const
11273 (int_const_binop, fold_convert_const_int_from_int,
11274 fold_convert_const_int_from_real, fold_div_compare,
11275 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11276 fold_abs_const, fold_not_const): Remove the final argument from
11277 calls to force_fit_type_double.
11279 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11281 * configure.ac: Set insn to "nop" for spu-*-* also.
11282 * configure: Regenerate.
11284 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11286 * builtins.def : Add BUILT_IN_FREE.
11288 2007-01-12 Jan Hubicka <jh@suse.cz>
11290 PR tree-optimization/30443
11291 * tree-inline.c (tree_function_versioning): Do not optimize when
11292 cloning for inlining.
11294 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11296 * doc/loop.texi: Document recording of loop exits.
11297 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11298 (update_single_exits_after_duplication,
11299 update_single_exit_for_duplicated_loop,
11300 update_single_exit_for_duplicated_loops): Removed.
11301 (duplicate_loop_to_header_edge): Do not call
11302 update_single_exits_after_duplication and
11303 update_single_exit_for_duplicated_loops.
11304 (loop_version): Do not update single_exit information.
11305 (fix_loop_structure): Use record_loop_exits instead of
11306 mark_single_exit_loops.
11307 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11308 the lists of loop exits.
11309 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11310 split_edge, merge_blocks): Update the lists of loop exits.
11311 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11312 loop_optimizer_init.
11313 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11314 of mark_single_exit_loops.
11315 (loop_optimizer_finalize): Call release_recorded_exits.
11316 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11317 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11318 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11319 update single exit information.
11320 * lambda-code.c (perfect_nestify): Ditto.
11321 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11322 (mark_single_exit_loops): Removed.
11323 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11324 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11325 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11327 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11328 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11329 (verify_loop_structure): Verify consistency of the exit lists.
11330 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11331 (set_single_exit): Removed.
11332 * cfgloop.h (struct loop_exit): New function.
11333 (struct loop): single_exit_ field replaced by exits field.
11334 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11335 (struct loops): Added exits hash.
11336 (mark_single_exit_loops, set_single_exit): Declaration removed.
11337 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11341 * doc/invoke.texi: Avoid use of @headitem.
11343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11345 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11347 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11349 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11352 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11353 Richard Sandiford <richard@codesourcery.com>
11355 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11356 * config/m68k/m68k.opt: Resort options.
11357 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11359 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11360 Richard Sandiford <richard@codesourcery.com>
11362 * doc/invoke.texi: Document the macros that are defined by
11363 m68k's -mtune and -mhard-float options.
11364 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11365 (m68k_cpp_cpu_family): Likewise.
11366 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11367 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11368 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11369 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11370 (m68k_cpp_cpu_family): Likewise.
11372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11374 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11375 macros besides mc68000 as tuning macros. Use a switch statement
11376 to set them and mcpu32.
11378 2007-01-12 Julian Brown <julian@codesourcery.com>
11380 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11381 (TARGET_68040_ONLY): Rename to...
11382 (TARGET_68040): ...this.
11383 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11384 * config/m68k/m68k.md: Likewise.
11386 2007-01-12 Julian Brown <julian@codesourcery.com>
11387 Nathan Sidwell <nathan@codesourcery.com>
11388 Richard Sandiford <richard@codesourcery.com>
11390 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11391 the -mcpu= argument associated with the --with-cpu setting.
11392 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11393 if different from the one implied by the -mcpu setting.
11394 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11395 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11396 * doc/invoke.texi: Mention ColdFire in the introduction to the
11397 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11398 -mno-div and -mhard-float options. Make -m68881 a synonym for
11399 -mhard-float. Document the previously-undocumented -m5206e,
11400 -m528x, -m5307 and -m5407 options. Tweak the existing option
11401 documentation for consistency.
11402 * doc/install.texi: Mention new --with-cpu arguments.
11403 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11404 default CPU if neither -mcpu nor -march are specified.
11405 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11406 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11407 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11408 using m68k_tune to decide between families that implement the
11409 same ISA. Use m68k_tune to set __mcfv4e__.
11410 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11411 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11412 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11413 (FL_ISA_C, FL_ISA_MMU): New macros.
11414 (MASK_COLDFIRE): Delete.
11415 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11416 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11417 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11418 (TARGET_HARD_FLOAT): Do not define here.
11419 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11420 (TUNE_68000): New macro.
11421 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11422 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11423 (TUNE_CFV2): Redefine in terms of m68k_tune.
11424 (uarch_type, target_device, fpu_type): New enums.
11425 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11426 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11427 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11428 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11429 (FL_FOR_isa_c): New macros.
11430 (m68k_isa): New enum.
11431 (m68k_target_selection): New structure.
11432 (all_devices, all_isas, all_microarchs): New tables.
11433 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11434 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11435 (MASK_ALL_CPU_BITS): Delete.
11436 (m68k_find_selection): New function.
11437 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11438 Map the legacy target options to a combination of the new ones.
11439 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11440 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11441 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11443 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11444 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11446 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11447 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11448 * config/m68k/m68k-devices.def: New file.
11450 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11451 Nathan Sidwell <nathan@codesourcery.com>
11453 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11454 (SUBTARGET_EXTRA_SPECS): New macros.
11455 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11456 use %(asm_cpu_spec) instead.
11457 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11458 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11459 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11460 (EXTRA_SPECS): Rename to...
11461 (SUBTARGET_EXTRA_SPECS): ...this.
11463 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11464 Richard Sandiford <richard@codesourcery.com>
11465 Julian Brown <julian@codesourcery.com>
11467 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11468 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11469 to the configuration's default CPU.
11470 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11471 Remove default masks.
11472 (m680[012]0-*-*): Set the default with_cpu to the first part of
11474 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11475 (m68k*-*-linux): Extend the --with-cpu handling to...
11476 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11477 and m68010. Don't set target_cpu_default2.
11478 * doc/install.texi: Document --with-cpu for m68k.
11479 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11480 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11481 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11482 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11483 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11484 (ASM_SPEC): Remove use of %(asm_cpu_default).
11485 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11486 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11487 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11488 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11489 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11490 (TARGET_DEFAULT): Delete.
11491 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11492 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11493 (CPP_CPU_SPEC): Delete.
11494 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11495 the appropriate string.
11496 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11497 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11498 (ASM_SPEC): Don't use %(asm_default_spec).
11499 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11500 TARGET_DEFAULT and add MASK_68881.
11501 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11503 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11505 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11506 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11507 MASK_68010 alongside MASK_68020.
11508 * doc/invoke.texi: Document -m68010.
11509 * config/m68k/m68k.opt (m68010): New.
11510 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11512 (TUNE_68010): New macro.
11513 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11514 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11515 (M68K_CPU_m68332): Add MASK_68010.
11516 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11517 fallback definition.
11518 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11520 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11521 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11522 to all entries that use MASK_68020.
11523 (output_move_simode_const, output_move_himode, output_move_qimode)
11524 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11525 instead of TARGET_68020 to select clr behavior. Remove comment
11526 about there being no TARGET_68010.
11527 * config/m68k/m68k.md: Likewise throughout.
11529 2007-01-12 Julian Brown <julian@codesourcery.com>
11531 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11532 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11533 * config/m68k/m68k.md: Likewise.
11535 2007-01-12 Julian Brown <julian@codesourcery.com>
11537 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11538 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11540 2007-01-12 Julian Brown <julian@codesourcery.com>
11542 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11543 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11544 * config/m68k/m68k.md: Likewise.
11546 2007-01-12 Julian Brown <julian@codesourcery.com>
11547 Richard Sandiford <richard@codesourcery.com>
11549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11550 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11551 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11553 (TARGET_CPU32): Rename to...
11554 (TUNE_CPU32): ...this.
11555 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11556 (TUNE_CFV2): New macros.
11557 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11558 remove conditions that are implied by TARGET_68020.
11559 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11560 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11561 (m68k_output_function_epilogue): Likewise.
11562 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11563 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11564 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11565 non-68000 timings. Refactor multiplication and division costs.
11566 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11567 TUNE_CPU32 instead of TARGET_CPU32.
11568 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11569 and TUNE_68060 instead of TARGET_68060.
11570 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11571 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11573 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11574 && !TARGET_COLDFIRE" to choose between moveq and clr.
11575 Likewise in the unnamed movsf pattern.
11576 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11577 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11580 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11582 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11583 of tabbing before backslashes.
11585 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11587 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11588 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11589 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11591 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11593 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11594 find_interesting_uses_cond.
11595 (find_interesting_uses_cond): Use extract_cond_operands.
11596 (rewrite_use_compare): Use extract_cond_operands and
11597 force_gimple_operand_bsi. Do not call update_stmt.
11598 (determine_use_iv_cost_condition): Use extract_cond_operands.
11599 Return cheaper of using original bound and changing the exit bound.
11601 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11603 PR tree-optimization/29516
11604 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11605 most_expensive_mult_to_index, addr_to_parts,
11606 create_mem_ref, maybe_fold_tmr): Make the type of
11607 fields of TARGET_MEM_REF sizetype.
11608 (move_fixed_address_to_symbol, move_pointer_to_base):
11610 * tree.def (TARGET_MEM_REF): Add comment on types of
11613 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11615 * c-common.c (vector_types_convertible_p): Treat opaque types as
11616 always convertible if they have the same size, but not otherwise.
11618 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11620 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11621 Remove the b_unconditional field.
11622 (noce_try_sign_mask): Do not look at b_unconditional.
11623 (noce_process_if_block): Do not use merge_if_blocks. Update
11624 the CFG here. Do not set b_unconditional.
11625 (cond_move_process_if_block): Likewise.
11626 (find_cond_trap): Likewise.
11627 (check_cond_move_block): Require simple jump insns at the end
11628 of the basic block.
11630 2007-01-11 Jan Hubicka <jh@suse.cz>
11632 PR tree-optimization/1046
11633 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11634 when alias info is not ready.
11635 (pass_tail_recursion): Do not require aliasing.
11636 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11637 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11638 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11639 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11640 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11641 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11642 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11644 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11645 When aliasing is not build, mark statement as volatile.
11647 2007-01-11 Tom Tromey <tromey@redhat.com>
11649 PR preprocessor/15185, PR preprocessor/20989:
11650 * doc/cppopts.texi <-MT>: Update description of algorithm for
11651 computing default target.
11652 <-M, -MD>: Reword "basename" text.
11654 2007-01-11 Roger Sayle <roger@eyesopen.com>
11656 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11657 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11658 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11659 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11660 fold_builtin_bswap, real_constp, fold_builtin_pow,
11661 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11662 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11663 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11664 * convert.c (convert_to_pointer): Likewise.
11665 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11666 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11667 const_binop, fold_convert_const_int_from_int,
11668 fold_convert_const_int_from_real,
11669 fold_convert_const_real_from_real, sign_bit_p,
11670 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11671 fold_sign_changed_comparison, fold_unary, fold_comparison,
11672 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11673 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11674 * print-tree.c (print_node_brief, print_node): Likewise.
11675 * stor-layout.c (place_field, layout_type): Likewise.
11676 * tree-chrec.c (keep_cast): Likewise.
11677 * tree.c (build_vector, build_real, build_real_from_int_cst,
11678 build_complex): Likewise.
11680 2007-01-11 Roger Sayle <roger@eyesopen.com>
11682 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11683 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11685 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11687 * configure.ac (strict1_warn): Rename to strict_warn.
11688 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11689 cc_set_by_configure, quoted_cc_set_by_configure,
11690 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11691 all_boot_languages, all_stagestuff): Remove.
11692 (target_list): Remove bootstrap targets.
11693 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11694 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11695 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11696 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11697 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11698 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11699 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11700 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11701 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11702 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11703 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11704 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11705 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11706 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11707 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11708 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11709 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11710 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11711 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11712 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11713 (mostlyclean): Adjust.
11714 (clean, distclean): Don't mention bootstrap stuff.
11715 * configure: Regenerate.
11716 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11717 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11718 treelang/config-lang.in (stagestuff): Remove.
11719 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11720 stageprofile, stagefeedback, stagestuff): Remove mention.
11722 2007-01-11 Nick Clifton <nickc@redhat.com>
11724 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11726 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11727 (mcore_arith_K_S_operand): Run the test for the S constraint not
11728 the test for the M constraint.
11729 (mcore_addsub_operand): Do not accept integer values that are
11730 larger than 32 bits.
11731 * config/mcore/mcore.md: Remove unused constraints from split.
11732 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11733 (addsi3): Likewise.
11734 (allocate_stack): Likewise.
11735 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11736 operands to 32 bits.
11737 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11739 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11740 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11741 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11742 mcore_output_bclri, mcore_output_andn, output_inline_const,
11743 mcore_output_move, mcore_output_movedouble): Likewise.
11744 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11745 (output_inline_const): Likewise.
11746 (output_inline_const): Fix format strings used in sprintf
11748 * config/mcore/mcore-protos.h: Update prototypes for changed
11749 functions in mcore.c.
11750 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11751 HOST_WIDE_INT and not int.
11752 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11753 CONST_OK_FOR_N): Likewise.
11754 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11755 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11758 2007-01-10 Jan Hubicka <jh@suse.cz>
11760 * tree-vrp.c (remove_range_assertions): Release defs.
11761 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11762 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11764 2007-01-10 Paul Brook <paul@codesourcery.com>
11766 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11767 * config/arm/arm.md (mulsi3subsi): New insn.
11769 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11771 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11772 (tree_transform_and_unroll_loop): New.
11773 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11776 2007-01-10 Robert Kennedy <jimbob@google.com>
11778 * fold-const.c (fold_comparison): Fold comparisons like (x *
11779 1000 < 0) to (x < 0).
11781 2007-01-10 Ian Lance Taylor <iant@google.com>
11783 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11784 operands have the same priority.
11786 2007-01-10 Tom Tromey <tromey@redhat.com>
11788 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11789 (fold_binary): Likewise.
11790 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11791 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11792 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11793 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11794 * langhooks.h (struct lang_hooks): Removed field
11795 'can_use_bit_fields_p'.
11797 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11799 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11801 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11803 * function.c (get_last_funcdef_no): New function.
11804 * function.h (get_last_funcdef_no): Declare.
11805 * tree-inline.c (initialize_cfun): Add initialization.
11806 (tree_function_versioning): Cleanup.
11808 2007-01-10 Jan Hubicka <jh@suse.cz>
11810 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11813 2007-01-10 Sa Liu <saliu@de.ibm.com>
11814 Ben Elliston <bje@au.ibm.com>
11816 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11817 for SAVE_NONLOCAL and Pmode for any other save level.
11818 * spu-protos.h (spu_restore_stack_block): Declare.
11819 * spu.md (save_stack_block): Remove.
11820 (restore_stack_block): Call spu_restore_stack_block.
11821 * spu.c (spu_restore_stack_block): New function.
11822 (spu_expand_epilogue): Remove old comment.
11824 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11826 PR tree-optimization/30322
11827 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11828 (cand_value_at): Return the value as aff_tree.
11829 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11830 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11831 aff_combination_mult): New functions.
11832 (aff_combination_add): Use aff_combination_add_cst.
11833 (aff_combination_convert): Allow conversions to a wider type.
11834 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11835 * tree-affine.h (aff_combination_mult): Declare.
11837 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11839 * doc/tm.texi: Update documentation to reflect reality of exec
11840 and start file search behaviours. Update copyright year.
11841 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11842 header file directories.
11844 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11846 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11847 (*cosxf2): Rename to cosxf2_i387.
11848 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11849 using X87MODEF12 mode macro. Rename patterns to
11850 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11852 (*cosdf2, *cossf2): Ditto.
11853 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11854 to match extended input operands.
11855 (sincos<mode>3): New expander.
11856 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11857 insn patterns and corresponding splitters.
11859 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11861 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11862 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11864 2007-01-09 Nicolas Pitre <nico@cam.org>
11867 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11869 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11871 * target.h (struct gcc_target): New field library_rtti_comdat.
11872 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11873 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11874 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11875 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11877 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11879 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11881 2007-01-08 Richard Guenther <rguenther@suse.de>
11883 * tree.h (force_fit_type_double): Export.
11884 (force_fit_type): Remove.
11885 * fold-const.c (force_fit_type_double): New function.
11886 (force_fit_type): Remove.
11887 (int_const_binop): Use it.
11888 (fold_convert_const_int_from_int): Likewise.
11889 (fold_convert_const_int_from_real): Likewise.
11890 (fold_div_compare): Likewise.
11891 (fold_sign_changed_comparison): Likewise.
11892 (fold_unary): Likewise.
11893 (fold_negate_const): Likewise.
11894 (fold_abs_const): Likewise.
11895 (fold_not_const): Likewise.
11896 * c-common.c (shorten_compare): Use force_fit_type_double.
11897 * convert.c (convert_to_pointer): Likewise.
11899 2007-01-08 Richard Guenther <rguenther@suse.de>
11901 * tree.h (build_int_cst_wide_type): Export.
11902 * tree.c (build_int_cst_wide_type): New function.
11903 (build_int_cst_wide): Fix comment.
11904 * builtins.c (fold_builtin_object_size): Use build_int_cst
11905 to build -1 or 0 of the correct type. Use fit_double_type
11906 to check for overflow.
11907 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11909 (decode_field_reference): Likewise.
11910 (all_ones_mask_p): Likewise.
11911 (native_interpret_int): Use build_int_cst_wide_type.
11912 (fold_binary): Use build_int_cst_type to build an all-ones
11914 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11916 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11918 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11920 2007-01-09 Ben Elliston <bje@au.ibm.com>
11922 * genautomata.c (STATS_OPTION): New option.
11923 (stats_flag): New flag.
11924 (gen_automata_option): Handle it.
11925 (initiate_automaton_gen): Ditto.
11926 (write_automata): Output statistics only if stats_flag is
11927 set. Likewise, output time statistics only if time_flag is set.
11928 * doc/md.texi (Processor pipeline description): Document new flag.
11930 2007-01-08 Richard Guenther <rguenther@suse.de>
11932 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11933 * tree.c (build_int_cst_type): Likewise.
11934 (size_in_bytes): Don't call force_fit_type on the result.
11935 (int_fits_type_p): Use fit_double_type.
11936 * fold-const.c (fit_double_type): New function.
11937 (force_fit_type): Use it.
11938 * tree.h (fit_double_type): Export.
11940 2007-01-08 Jan Hubicka <jh@suse.cz>
11942 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11943 * ipa.c (function_and_variable_visibility): Fix return type.
11945 2007-01-08 Richard Guenther <rguenther@suse.de>
11947 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11948 of offset to build the index.
11949 * tree-pretty-print.c (dump_generic_node): Don't build negated
11950 const just for printing.
11951 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11952 * builtins.c (fold_builtin_int_roundingfn): Check if result
11953 fits the type by using force_fit_type and comparing the result.
11954 * predict.c (predict_loops): Use compare_tree_int for comparison.
11955 * tree.c (build_int_cst): Fall back to integer_type_node for
11957 (build_int_cst_wide): Assert type is non-null.
11959 2007-01-08 Roberto Costa <roberto.costa@st.com>
11961 * tree-vrp.c (extract_range_from_cond_expr): New.
11962 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11963 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11965 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11966 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11967 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11968 used as expressions.
11969 * tree-object-size.c (cond_expr_object_size): New.
11970 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11972 2007-01-08 Jan Hubicka <jh@suse.cz>
11974 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11975 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11978 2007-01-08 Richard Guenther <rguenther@suse.de>
11980 PR tree-optimization/23603
11981 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11982 (extract_range_from_binary): Fall back to truthvalue instead of
11983 varying for TRUTH_*_EXPR.
11984 (extract_range_from_comparison): Fall back to truthvalue instead of
11986 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11987 if all visited PHI values were constant.
11989 2007-01-08 Jan Hubicka <jh@suse.cz>
11991 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11992 (cgraph_analyze_function): break out from ...
11993 (cgraph_finalize_compilation_unit): ... here.
11994 (cgraph_expand_function): Remove forgoten commented out line.
11995 (cgraph_optimize): Analyze functions.
11997 2007-01-08 Jan Hubicka <jh@suse.cz>
11999 * tree-pas.h (TODO_remove_function): New flag.
12000 (TODO_update*): Renumber.
12001 (pass_ipa_increase_alignment,
12002 pass_ipa_function_and_variable_visibility): New passes.
12003 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12004 (cgraph_function_and_variable_visibility): Move to ipa.c
12005 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12006 cgraph_increase_alignment.
12007 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12008 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12009 calling tree-inline.
12010 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12011 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12012 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12013 (gate_increase_alignment): New function.
12014 (pass_ipa_increase_alignment): New pass.
12015 * ipa.c: Inline tree-pass.h and timevar.h
12016 (function_and_variable_visibility): Move here from cgraphunit.c
12017 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12018 * passes.c (init_optimization_passes): Add the two new passes.
12019 (execute_todo): Handle cgraph_remove_functions.
12021 2007-01-08 Nick Clifton <nickc@redhat.com>
12023 * config/frv/predicates.md (reg_or_0_operand): Accept
12026 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12028 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12029 * config.gcc: Add bfin*-rtems*.
12031 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12033 * c.opt: Add -flax-vector-conversions.
12034 * c-typeck.c (convert_for_assignment): Pass flag to
12035 vector_types_convertible_p to allow emission of note.
12036 (digest_init): Likewise.
12037 * c-opts.c: Handle -flax-vector-conversions.
12038 * c-common.c (flag_lax_vector_conversions): New.
12039 (vector_types_convertible_p): Unless -flax-vector conversions
12040 has been passed, disallow conversions between vectors with
12041 differing numbers of subparts and/or element types. If such
12042 a conversion is disallowed, possibly emit a note on the first
12043 occasion only to inform the user of -flax-vector-conversions.
12044 The new last argument specifies this.
12045 * c-common.h (flag_lax_vector_conversions): New.
12046 (vector_types_convertible_p): Add extra argument.
12047 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12048 char_type_node for V*QI type vectors.
12049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12050 Update to satisfy new typechecking rules.
12051 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12052 C and C++ variants.
12053 * doc/invoke.texi (C Dialect Options): Document
12054 -flax-vector-conversions.
12056 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12058 PR tree-optimization/29877
12059 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12060 a register variable on the RHS to not be replaceable.
12062 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12063 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12064 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12065 const_simm15, const_pow2, const_npow2): Added.
12066 * config/score/misc.md (insv, extv, extzv, movmemsi,
12067 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12068 * config/score/score.c (score_address_cost, score_select_cc_mode):
12070 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12071 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12072 Update score_print_operand.
12073 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12074 Adjust register allocate order and update some macro define.
12075 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12076 mdx_block_move_straight, mdx_block_move_loop_head,
12077 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12078 mdx_block_move): Added.
12079 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12080 mdp_limm): Updated and fix some bug and typo.
12081 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12082 (movsf, movdf, doloop_end): Added.
12084 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12086 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12087 config/arm/thumb2.md: Fix comment typos.
12088 * doc/extend.texi: Fix a typo.
12090 2007-01-07 Eric Christopher <echristo@apple.com>
12092 * configure.ac: Check for __stack_chk_fail for darwin.
12093 * configure: Regenerate.
12095 2007-01-07 Richard Guenther <rguenther@suse.de>
12097 * tree-vrp.c (extract_range_from_assert): CSE calls to
12098 compare_values where possible.
12099 (extract_range_from_unary_expr): Likewise.
12101 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12103 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12104 * config/avr/avr.c (call_insn_operand): Delete function.
12105 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12106 instead of register number. Use predicates.
12107 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12108 call_insn_operand): Add.
12110 2007-01-06 Jan Hubicka <jh@suse.cz>
12112 * tree-pass.h (pass_build_cgraph_edges): Declare.
12113 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12114 (visited_nodes): Remove.
12115 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12116 build_cgrpah_edges; make visited_nodes local.
12117 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12118 (record_references_in_initializer): Move to cgraphbuild.c
12119 (initialize_inline_failed, rebuild_cgraph_edges,
12120 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12121 (verify_cgraph_node): Make visited_nodes local.
12122 (cgraph_analyze_function): Do not call cgraph_create_edges and
12123 initialize_inline_failed.
12124 (cgraph_expand_function): Do not call cgraph_lower_function;
12125 assert that function is already lowered.
12126 * Makefile.in (cgraphbuild.o): New.
12127 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12128 at the end of lowering passes.
12130 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12132 * ifcvt.c (cond_move_convert_if_block): New function, code
12133 factored out from...
12134 (cond_move_process_if_block): ...here. Call the new function
12135 on the THEN and ELSE blocks.
12136 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12137 already takes care of this.
12139 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12142 * tree.h (TREE_OVERFLOW_P): New.
12143 * c-typeck.c (parser_build_unary_op): Warn only if result
12144 overflowed and operands did not.
12145 (parser_build_binary_op): Likewise.
12146 (convert_for_assignment): Remove redundant overflow_warning.
12147 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12149 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * c-typeck.c (store_init_value): Split over two lines to follow
12152 the GNU coding style.
12154 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12156 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12157 __GXX_EXPERIMENTAL_CXX0X__.
12158 * doc/cpp.texi: Same.
12160 2007-01-05 Richard Guenther <rguenther@suse.de>
12162 PR middle-end/27826
12163 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12164 with mismatched types. Instead explicitly build a
12165 conversion NOP_EXPR.
12167 2007-01-05 Ian Lance Taylor <iant@google.com>
12169 * c-common.c (decl_with_nonnull_addr_p): New function.
12170 (c_common_truthvalue_conversion): Call it.
12171 * c-typeck.c (build_binary_op): Likewise.
12172 * c-common.h (decl_with_nonnull_addr_p): Declare.
12174 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12177 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12180 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12182 * doc/install.texi (Final install): Document the fact that
12183 the GNAT runtime should not be stripped.
12185 2007-01-04 Jan Hubicka <jh@suse.cz>
12187 * tree-inline.c (fold_marked_statements): Update operand caches
12188 and EH after folding
12190 2007-01-04 Ian Lance Taylor <iant@google.com>
12192 * c-common.c (check_function_nonnull): Whitespace fix.
12194 2007-01-04 Jan Hubicka <jh@suse.cz>
12196 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12197 comitted older version of patch.
12198 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12199 function, celanup cfg and collect garbage.
12201 2007-01-04 Mike Stump <mrs@apple.com>
12203 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12206 2007-01-04 Eric Christopher <echristo@apple.com>
12208 * libgcc2.c (__bswapsi2): Use SItype.
12209 (__bswapdi2): Use DItype.
12210 * libgcc2.h: Update for above.
12212 2007-01-04 Paul Brook <paul@codesourcery.com>
12214 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12215 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12216 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12217 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12218 umulsi3_highpart): Make conditional on !arm_arch6.
12219 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12220 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12221 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12222 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12223 umulsi3_highpart_v6): New insns.
12225 2007-01-04 Roger Sayle <roger@eyesopen.com>
12227 * fold-const.c (fold_convert): When casting an expression to void,
12228 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12229 have a type. Instead of attempting to build a NOP_EXPR, return
12230 these "special" trees directly.
12232 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12234 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12235 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12236 rs6000_cost->fp not 0 as adjustment for outer NEG.
12238 2007-01-04 Jan Hubicka <jh@suse.cz>
12240 * cgraph.c (cgraph_release_function_body): New function.
12241 (cgraph_remove_node): Use it.
12242 * cgraph.h (cgraph_release_function_body): Declare.
12243 * cgraphunit.c (cgraph_expand_function): Use it.
12244 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12245 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12246 is initialized and while compilation of other function is running.
12247 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12248 statement CFG annotations from here to ...
12249 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12251 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12253 * cfgloop.h (enum li_flags): Make the constants powers of two.
12255 2007-01-04 Jan Hubicka <jh@suse.cz>
12257 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12259 (fold_marked_statements): New function.
12260 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12261 * tree-inline.h (copy_body_data): Add statements_to_fold.
12263 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12265 * config.gcc: Mention libgcc/config.host.
12266 * Makefile.in: Update comments mentioning libgcc.
12267 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12268 (all.cross, start.encap, rest.encap, rest.cross): Update
12269 dependencies for libgcc move.
12270 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12271 (clean-target, clean-target-libgcc): Delete.
12272 (srcdirify, GCC_EXTRA_PARTS): New macros.
12273 (libgcc-support, libgcc.mvars): New rules.
12274 (distclean): Remove mention of mklibgcc.
12275 (install): Don't reference INSTALL_LIBGCC.
12276 (install-common): Don't reference EXTRA_PARTS.
12277 (install-libgcc, install-multilib): Delete rules.
12278 * mklibgcc.in: Delete file.
12279 * doc/configfiles.texi: Don't mention mklibgcc.
12281 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12282 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12283 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12284 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12285 (mklibgcc, ldblspecs): Likewise.
12287 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12288 (posixpre.def): Use $(T).
12289 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12290 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12291 (SHLIB_LINK): Make dummy.
12292 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12294 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12296 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12297 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12298 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12299 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12301 * configure.ac (all_outputs): Remove mklibgcc.
12302 * configure: Regenerated.
12304 2007-01-03 Josh Conner <jconner@apple.com>
12306 PR middle-end/29683
12307 * calls.c (compute_argument_addresses): Set stack and stack_slot
12308 for partial args, too.
12309 (store_one_arg): Use locate.size.constant for the size when
12310 generating a save_area.
12312 2007-01-03 Robert Kennedy <jimbob@google.com>
12314 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12315 whose definitions are deleted due to basic block merging.
12317 2007-01-03 Paul Brook <paul@codesourcery.com>
12320 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12322 (use_return_insn): Return 0 for Thumb interrupt functions.
12323 (print_multi_reg): Add rfe argument for IRQ returns.
12324 (arm_output_epilogue): Pop interrupt return address directly into PC.
12325 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12327 2007-01-03 Paul Brook <paul@codesourcery.com>
12329 Merge from sourcerygxx-4_1.
12330 * config/arm/thumb2.md: New file.
12331 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12333 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12334 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12335 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12336 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12338 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12339 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12341 * config/arm/ieee754-sf.S: Ditto.
12342 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12343 (thumb1_base_register_rtx_p): ... to this.
12344 (thumb_index_register_rtx_p): Rename...
12345 (thumb1_index_register_rtx_p): ... to this.
12346 (thumb_output_function_prologue): Rename...
12347 (thumb1_output_function_prologue): ... to this.
12348 (thumb_legitimate_address_p): Rename...
12349 (thumb1_legitimate_address_p): ... to this.
12350 (thumb_rtx_costs): Rename...
12351 (thumb1_rtx_costs): ... to this.
12352 (thumb_compute_save_reg_mask): Rename...
12353 (thumb1_compute_save_reg_mask): ... to this.
12354 (thumb_final_prescan_insn): Rename...
12355 (thumb1_final_prescan_insn): ... to this.
12356 (thumb_expand_epilogue): Rename...
12357 (thumb1_expand_epilogue): ... to this.
12358 (arm_unwind_emit_stm): Rename...
12359 (arm_unwind_emit_sequence): ... to this.
12360 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12361 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12362 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12363 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12364 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12365 thumb2_output_casesi): New functions.
12366 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12367 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12368 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12369 THUMB2_WORK_REGS): Define.
12370 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12371 arm_condexec_mask, arm_condexec_masklen)): New variables.
12372 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12373 (arm_override_options): Check new CPU capabilities.
12374 Set new architecture flag variables.
12375 (arm_isr_value): Handle v7m interrupt functions.
12376 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12378 (const_ok_for_arm): Handle Thumb-2 constants.
12379 (arm_gen_constant): Ditto. Use movw when available.
12380 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12382 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12383 (thumb_find_work_register, arm_load_pic_register,
12384 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12385 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12386 print_multi_reg, output_mov_long_double_fpa_from_arm,
12387 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12388 output_mov_double_fpa_from_arm, output_move_double,
12389 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12390 output_return_instruction, arm_output_function_prologue,
12391 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12392 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12393 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12394 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12395 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12396 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12398 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12399 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12400 (arm_file_start): Output directive for unified syntax.
12401 (arm_unwind_emit_set): Handle stack alignment instruction.
12402 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12403 Add v6t2, v7, v7a, v7r and v7m.
12404 (RETLDM): Add Thumb-2 code.
12405 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12406 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12407 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12408 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12409 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12410 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12411 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12412 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12413 ADJUST_INSN_LENGTH): Define.
12414 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12415 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12416 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12417 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12418 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12419 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12420 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12421 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12422 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12423 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12424 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12425 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12426 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12427 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12428 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12429 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12430 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12432 * config/arm/arm-tune.md: Regenerate.
12433 * config/arm/arm-protos.h: Update prototypes.
12434 * config/arm/vfp.md: Enable patterns for Thumb-2.
12435 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12436 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12437 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12438 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12439 * config/arm/libunwind.S: Add Thumb-2 code.
12440 * config/arm/constraints.md: Update include Thumb-2.
12441 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12442 * config/arm/ieee754-df.S: Ditto.
12443 * config/arm/bpabi.S: Ditto.
12444 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12445 * config/arm/predicates.md (low_register_operand,
12446 low_reg_or_int_operand, thumb_16bit_operator): New.
12447 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12448 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12449 * config/arm/t-arm-elf: Add armv7 multilib.
12450 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12452 (UNSPEC_STACK_ALIGN, ce_count): New.
12453 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12454 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12456 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12457 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12458 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12459 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12460 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12461 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12463 * doc/extend.texi: Document ARMv7-M interrupt functions.
12464 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12466 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12468 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12469 (struct _Unwind_Context): Rename args_size to flags, remove
12470 signal_frame field, add a new args_size field and version field.
12471 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12472 _Unwind_IsExtendedContext): New inline functions.
12473 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12474 Assume by_value array is only present if _Unwind_IsExtendedContext.
12475 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12476 _Unwind_IsSignalFrame.
12477 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12478 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12479 (uw_init_context_1): Initialize context->flags to
12480 EXTENDED_CONTEXT_BIT.
12481 * config/rs6000/linux-unwind.h (frob_update_context): Use
12482 _Unwind_SetSignalFrame.
12484 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12486 PR middle-end/30353
12487 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12488 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12491 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12493 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12494 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12495 RET, AT_SP): Remove.
12496 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12499 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12500 * cfgbuild.c (find_basic_blocks): Likewise.
12501 * cfgrtl.c (rtl_create_basic_block): Likewise.
12502 * function.c (temp_slots_at_level): Likewise.
12503 * reg-stack.c (stack_regs_mentioned): Likewise.
12504 * regclass.c (allocate_reg_info): Likewise.
12505 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12506 set_bb_for_stmt, move_block_to_fn): Likewise.
12507 * tree-complex.c (tree_lower_complex): Likewise.
12508 * vec.h (VEC_safe_grow_cleared): New.
12510 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12512 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12514 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12515 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12517 * cfgloopmanip.c (scale_loop_frequencies): Export.
12518 (loopify): Scale the frequencies by prescribed coefficients.
12519 (set_zero_probability): New function.
12520 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12521 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12522 and frequencies according to arguments.
12523 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12525 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12526 * modulo-sched.c (sms_schedule): Set probabilities for entering
12527 versioned loop correctly.
12528 * tree-vect-transform.c (vect_transform_loop): Ditto.
12529 * cfgloop.h (loopify, loop_version): Declaration changed.
12530 (scale_loop_frequencies): Declared.
12532 2007-01-02 Jan Hubicka <jh@suse.cz>
12534 * cgraph.c: Include tree-flow.h
12535 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12536 early_local_passes.
12537 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12538 * tree-pass.h (pass_all_early_optimizations): Declare.
12539 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12540 early_local_passes.
12541 (cgraph_analyze_function): Do early_local_passes.
12542 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12543 Do not add referenced vars.
12544 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12546 (gate_all_early_local_passes): New gate.
12547 (pass_early_local_passes): Use new gate.
12548 (execute_early_local_optimizations): New functions.
12549 (gate_all_early_optimizations): New gate.
12550 (pass_all_early_optimizations): New pass.
12551 (execute_free_datastructures): Free SSA only when initialized.
12552 (gate_init_datastructures): Init only when optimizing.
12553 (tree_lowering_passes): Do early local passes when called late.
12554 * tree-profile.c (do_tree_profiling): Don't profile functions added
12556 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12557 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12559 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12560 during early_local_passes.
12561 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12564 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12566 * Makefile.in: Update copyright year.
12568 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12570 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12571 in $(lang_checks) and check-consistency targets.
12573 2007-01-02 Jan Hubicka <jh@suse.cz>
12575 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12576 Do not add referenced vars.
12577 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12579 * passes.c (init_optimization_passes): Put mudflap_2 after
12580 free_datastructures.
12582 2007-01-02 Jan Hubicka <jh@suse.cz>
12584 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12585 Set NOTHROW flag on call statements proved to be nothrow.
12586 Update statement of local calls so new pure/const functions are
12587 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12589 (tree_rest_of_compilation): Register hooks and initialize bitmap
12590 early. Do not set after_inlining flag.
12592 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12594 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12595 HOST_BITS_PER_LONGLONG
12597 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12600 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12601 warning for non-static initializers.
12603 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12605 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12606 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12607 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12608 Always use set_unique_reg_note to add REG_EQUAL notes.
12610 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12613 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12615 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12616 * cfgbuild.c (find_basic_blocks): Likewise.
12617 * cfgrtl.c (rtl_create_basic_block): Likewise.
12618 * function.c (temp_slots_at_level): Likewise.
12619 * reg-stack.c (stack_regs_mentioned): Likewise.
12620 * regclass.c (allocate_reg_info): Likewise.
12621 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12622 set_bb_for_stmt, move_block_to_fn): Likewise.
12623 * tree-complex.c (tree_lower_complex): Likewise.
12624 * vec.h (VEC_safe_grow_cleared): New.
12626 2007-01-02 Ian Lance Taylor <iant@google.com>
12628 * c-common.c (c_common_truthvalue_conversion): When warning about
12629 using an assignment as a truth value, set TREE_NO_WARNING.
12631 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12634 * c.opt (Wold-style-declaration): New.
12635 * doc/invoke.texi (C-only Warning Options): New.
12636 (Wold-style-declaration): Document it.
12637 (Wextra): Enabled by -Wextra.
12638 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12639 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12640 -Wold-style-declaration.
12642 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12644 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12645 * cfgbuild.c (find_basic_blocks): Likewise.
12646 * cfgrtl.c (rtl_create_basic_block): Likewise.
12647 * function.c (temp_slots_at_level): Likewise.
12648 * reg-stack.c (stack_regs_mentioned): Likewise.
12649 * regclass.c (allocate_reg_info): Likewise.
12650 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12651 set_bb_for_stmt, move_block_to_fn): Likewise.
12652 * tree-complex.c (tree_lower_complex): Likewise.
12653 * vec.h (VEC_safe_grow_cleared): New.
12655 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12657 * c-common.c (c_common_nodes_and_builtins): Since variants of
12658 void_type_node get built before it is given a name, we need to
12659 give those variants the name, too.
12660 (complete_array_type): We need to work with the canonical main
12661 type of the array, from which we will build the qualified version.
12662 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12663 * print-tree.c (print_node): Display canonical type information
12665 * stor-layout.c (layout_type): When we don't know the
12666 alignment of a type for which we're building an array, we end up
12667 guessing wrong, so make the type require structural equality.
12668 * tree.c (make_node_stat): When we build a new type, it is its
12669 own canonical type.
12670 (build_type_attribute_qual_variant): When building an attribute
12671 variant, its canonical type is the non-attribute variant. However,
12672 if the attributes are target-dependent and they differ, we need to
12673 use structural equality checks for this type.
12674 (build_qualified_type): A qualified type is not equivalent to its
12675 unqualified variant; set the canonical type appropriately.
12676 (build_distinct_type_copy): When building a distinct type from
12677 another type, the new type is its own canonical type.
12678 (build_variant_type_copy): When building a new type variant, we
12679 assume that it is equivalent to the original type.
12680 (build_pointer_type_for_mode): When building a pointer type, also
12681 build a canonical type pointer.
12682 (build_reference_type_for_mode): When building a reference type,
12683 also build a canonical type reference.
12684 (build_index_type): When we can't hash an index type (e.g.,
12685 because its maximum value is negative), the index type requires
12686 structural equality tests.
12687 (build_array_type): Build the canonical form of an array type.
12688 (build_function_type): Function types require structural equality,
12689 because they contain default arguments, attributes, etc.
12690 (build_method_type_directly): Ditto for method types.
12691 (build_offset_type): Build the canonical offset type.
12692 (build_complex_type): Build the canonical vector type.
12693 (make_vector_type): Build the canonical vector type.
12694 * tree.h (TYPE_CANONICAL): New.
12695 (TYPE_STRUCTURAL_EQUALITY_P): New.
12696 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12697 (struct tree_type): Added "canonical" field.
12698 * params.h (VERIFY_CANONICAL_TYPES): New.
12699 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12700 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12701 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12702 * doc/invoke.texi (verify-canonical-types): Document --param
12703 parameter for verifying canonical types.
12705 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12707 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12708 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12709 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12710 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12712 * config/rs6000/e500.h: New.
12713 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12714 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12716 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12717 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12718 TARGET_E500_DOUBLE): Remove.
12719 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12720 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12721 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12722 * config/rs6000/rs6000.c (rs6000_override_options): Use
12723 CHECK_E500_OPTIONS.
12725 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12727 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12728 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12729 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12730 rs6000_emit_cmove): Don't check TARGET_E500.
12731 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12732 sordered): Don't check TARGET_E500.
12734 2007-01-01 Eric Christopher <echristo@apple.com>
12736 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12737 HARD_REGISTER_NUM_P.
12739 2007-01-01 Roger Sayle <roger@eyesopen.com>
12741 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12742 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12743 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12746 2007-01-01 Mike Stump <mrs@apple.com>
12748 * configure.ac: Remove support for building with Apple's gcc-3.1.
12750 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12752 PR middle-end/30311
12753 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12754 REG is a hard register. Do not modify REG before calling
12756 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12757 multiple of the size of YMODE for certain lowpart cases.
12759 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12761 PR middle-end/30253
12762 * gimplify (voidify_wrapper_expr): Update for
12763 GIMPLE_MODIFY_STMT.
12765 2007-01-01 Andreas Schwab <schwab@suse.de>
12768 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12769 save of BR0 in extra_spill_size instead of spill_size.
12770 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12772 (ia64_expand_epilogue): Restore BR0 from its new location.
12774 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12776 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12777 Use a temporary variable if the left hand side is not a gimple
12780 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12782 * gimplify.c (gimplify_return_expr): Make the temporary variable
12783 for the return expression, a gimple register variable.
12785 2007-01-01 Jan Hubicka <jh@suse.cz>
12787 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12790 2007-01-01 Mike Stump <mrs@apple.com>
12792 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12794 * config/darwin.c (machopic_select_rtx_section): Use
12795 HAVE_GAS_LITERAL16.
12796 (darwin_mergeable_constant_section): Likewise.
12797 * configure: Regenerate.
12798 * config.in: Regenerate.
12800 2007-01-01 Jan Hubicka <jh@suse.cz>
12801 Andrew Pinski <pinskia@gmail.com>
12803 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12804 before starting IPA passes.