1 2007-05-07 Mike Stump <mrs@apple.com>
3 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4 also checks for and while statements in C++.
6 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8 * gcc.c (at_file_supplied): New variable.
9 (main): Set it if we expanded argv.
10 (do_spec_1): Pass an @-file to the linker if we were called with
11 an @-file argument and HAVE_GNU_LD.
12 * collect2.c (at_file_supplied): New variable.
13 (response_file): New variable.
14 (collect_exit): Unlink response_file if necessary.
17 (main): Set at_file_supplied if we expanded argv.
18 (collect_execute): Pass an @-file to subprocesses if we were called
19 with an @-file argument.
20 * configure.ac: Add define for HAVE_GNU_LD.
21 * configure: Regenerate.
22 * config.in: Regenerate.
24 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
26 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
32 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
34 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
35 (TARGET_ENCODE_SECTION_INFO): Re-define.
36 (m32c_encode_section_info): New
37 (function_vector_handler): New
38 (current_function_special_page_vector): New
39 (m32c_special_page_vector_p): New.
40 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
42 * config/m32c/jump.md: Added instruction JSRS for functions
43 with attribute "function_vector".
44 * doc/extend.texi (function_vector): Added description
45 for M16C, M32C targets.
47 2007-05-07 DJ Delorie <dj@redhat.com>
50 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
51 ashrpsi3, lshrpsi3): Update shift count constraint.
53 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
54 Nathan Froyd <froydnj@codesourcery.com>
57 * c-incpath.c (add_path): Strip trailing path separators.
59 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
61 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
62 Free dominance info before purging EH edges.
63 (eliminate_degenerate_phis): Likewise.
64 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
66 2007-05-07 Jan Hubicka <jh@suse.cz>
68 * gimplify.c (gimplify_expr): Do not crash when folding
71 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
74 * c-opts.c (lang_fortran): Make it non static.
75 * c-common.h (lang_fortran): New prototype.
76 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
77 -lang-fortran option was passed by the driver.
79 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
81 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
82 of ASSERT_CHECKING. Tweak message.
84 2007-05-06 Revital Eres <eres@il.ibm.com>
87 * loop-unroll.c (insert_var_expansion_initialization):
88 Initialize the expansions with -zero instead of +zero.
90 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
92 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
93 into pic and non-pic versions. Mark r19 as used for
94 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
95 for tgd_load, tld_load and tie_load .
96 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
97 version of tgd_load, tld_load and tie_load depending on the
100 2007-05-04 Ulrich Drepper <drepper@redhat.com>
101 Jakub Jelinek <jakub@redhat.com>
103 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
104 (__do_global_dtors_aux): Use more paranoid loop to run
105 destructors if HIDDEN_DTOR_LIST_END.
106 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
108 2007-05-04 Jakub Jelinek <jakub@redhat.com>
110 * varasm.c (align_variable): Don't increase alignment for
111 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
112 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
114 2007-05-04 Josh Conner <jconner@apple.com>
116 * basic-block.h (cdi_direction): Assign values to all enumeration
118 (dom_computed): Remove.
119 (dom_info_state): New.
120 (set_dom_info_availability): New.
121 * tree-ssa-loop-im.c (determine_invariantness): Initialize
122 walk_data.dom_direction.
123 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
124 instead of dom_computed[].
125 (split_edge): Likewise.
126 (create_basic_block): Likewise.
127 (merge_blocks): Likewise.
128 * ifcvt.c (find_if_header): Likewise.
129 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
130 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
131 * tree-ssa.c (verify_ssa): Likewise.
132 * tree-cfg.c (tree_verify_flow_info): Likewise.
133 (remove_edge_and_dominated_blocks): Likewise.
134 * dominance.c (dom_computed): Make static.
135 (calc_dfs_tree_nonrec): Change third param to a bool.
136 (calc_dfs_tree): Change second param to a bool.
137 (calc_idioms): Change second param to a bool. Use
138 dom_convert_dir_to_idx.
139 (init_dom_info): Validate dir before using.
140 (dom_convert_dir_to_idx): New.
141 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
142 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
143 (free_dominance_info): Use dom_convert_dir_to_idx.
144 (get_immediate_dominator): Likewise.
145 (set_immediate_dominator): Likewise.
146 (get_dominated_by): Likewise.
147 (redirect_immediate_dominators): Likewise.
148 (nearest_common_denominator): Likewise.
149 (dominated_by_p): Likewise.
150 (bb_dom_dfs_in): Likewise.
151 (bb_dom_dfs_out): Likewise.
152 (recount_dominator): Likewise.
153 (iterate_fix_dominators): Likewise.
154 (add_to_dominance_info): Likewise.
155 (delete_from_dominance_info): Likewise.
156 (first_dom_son): Likewise.
157 (next_dom_son): Likewise.
158 (dom_info_available_p): Likewise.
159 (dom_info_state): New.
160 (set_dom_info_availability): New.
162 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
164 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
166 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
168 2007-05-04 Bob Wilson <bob.wilson@acm.org>
170 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
171 (subdi3, subdi_carry): Delete.
173 2007-05-04 Jan Hubicka <jh@suse.cz>
174 Richard Guenther <rguenther@suse.de>
176 * opts.c (decode_options): Do not fiddle with inlining
177 parameters in case of optimizing for size.
178 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
180 (cgraph_decide_inlining_of_small_function): When optimizing for
181 size never inline functions increasing caller size.
182 (cgraph_early_inlining): Inline for size when optimizing for size.
184 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
186 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
187 logical operations piecewise.
188 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
189 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
190 subdi_sesidi_di): Delete.
191 (add_with_carry): Produce carry in CC instead of a DREG to shorten
192 the generated sequence. Allow three-reg add in constraints. Rewrite
193 the rtl expression for carry to avoid zero_extend of a constant.
194 (sub_with_carry): New pattern.
195 (adddi3, subdi3): Change into define_expand. For subtract, generate a
196 different sequence not involving jumps.
197 (notbi): Now a named pattern.
199 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
201 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
202 Add the note about a significant loss of accuracy of some
203 mathematical routines when these options are used.
205 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
207 * haifa-sched.c (rtx_vec_t): New typedef.
208 (contributes_to_priority_p): Extract piece of priority () into new
210 (priority): Use the function. Add assertion.
211 (rank_for_schedule, set_priorities): Add assertion to check that
212 insn's priority is initialized.
213 (clear_priorities, calc_priorities): Change signature. Make it update
214 all relevant insns. Update all callers ('add_to_speculative_block ()'
215 and 'create_block_check_twin ()').
216 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
217 Add new field 'priority_status'.
218 (INSN_PRIORITY_STATUS): New macro.
219 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
221 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
223 * sched-ebb.c (debug_ebb_dependencies): New static function.
224 (init_ready_list): Use it.
226 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
227 with changed signature and 'debug_rgn_dependencies ()'.
228 (debug_rgn_dependencies): New static function.
229 (init_ready_list): Use it.
231 * sched-int.h (debug_dependencies): Declare.
233 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
235 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
237 2007-05-04 Dirk Mueller <dmueller@suse.de>
239 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
241 2007-05-03 Jan Hubicka <jh@suse.cz>
243 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
244 for pointer type in more cases than before.
246 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
248 * tree-object-size.c (plus_expr_object_size): When operand size is
249 unknown, return unknown.
251 2007-05-03 Dirk Mueller <dmueller@suse.de>
253 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
255 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
258 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
260 2007-05-03 Janis Johnson <janis187@us.ibm.com>
262 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
264 2007-05-03 Joseph Myers <joseph@codesourcery.com>
266 * config/soft-fp/double.h, config/soft-fp/extended.h,
267 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
268 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
269 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
270 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
273 2007-05-03 Ian Lance Taylor <iant@google.com>
275 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
276 MASK_PPC_GFXOPT for 8540 or 8548.
278 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
280 * tree-vect-transform.c (vect_update_inits_of_drs): Use
281 vect_print_dump_info() to output debug information.
283 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
287 operands of size 2 when operand is not MEM_P.
289 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
291 PR tree-optimization/30565
292 * lambda-code.c (perfect_nestify): Fix updating of dominators.
294 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
296 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
297 (umulsi3_highpart): Use them.
298 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
299 for final accumulator to D regisster tranfser.
301 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
303 PR tree-optimization/31699
304 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
306 (vect_enhance_data_refs_alignment): Compute peel amount using
307 TYPE_VECTOR_SUBPARTS instead of vf.
308 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
310 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
313 * system.h: Remove inclusion of double-int.h
314 * tree.h: Include double-int.h
315 * gengtype.c: Likewise
316 * cfgloop.h: Likewise
317 * Makefile.in: Adjust dependencies on double-int.h
319 2007-05-02 Eric Christopher <echristo@apple.com>
321 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
322 -shared to -Zdynamiclib.
324 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
327 * c-common.c (strip_pointer_or_array_types): New function.
328 * c-common.h (strip_pointer_or_array_types): New function declaration.
330 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
332 PR tree-optimization/31771
333 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
335 2007-05-02 Paul Brook <paul@codesourcery.com>
337 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
339 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
345 2007-05-02 Nick Clifton <nickc@redhat.com>
347 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
349 2007-05-02 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/31146
352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
353 argument, single_use_p. If we have a single use that is
354 a conversion to the definition rhs type, propagate that rhs.
355 (forward_propagate_addr_expr): Pass single_use_p argument
356 to forward_propagate_addr_expr_1.
358 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
360 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
363 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
365 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
366 'AMD Family 10 core'.
368 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
370 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
371 and athlon64-sse3 as improved versions of k8, opteron and athlon64
372 with SSE3 instruction set support.
373 * doc/invoke.texi: Likewise.
375 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
377 * config/i386/i386.c (override_options): Tuning 32-byte loop
378 alignment for amdfam10 architecture. Increasing the max loop
379 alignment to 24 bytes.
381 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
383 * config/m68k/constraints.md: New.
384 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
385 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
386 EXTRA_CONSTRAINT): Remove.
387 * config/m68k/m68k.md: Include constraints.md.
388 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
390 2007-05-01 Ian Lance Taylor <iant@google.com>
392 PR tree-optimization/31739
393 * tree-vrp.c (vrp_val_is_max): New static function.
394 (vrp_val_is_min): New static function.
395 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
397 (set_value_range): Use vrp_val_is_{max,min}.
398 (extract_range_from_assert): Likewise.
399 (extract_range_from_binary_expr): Likewise.
400 (extract_range_from_unary_expr): Likewise.
401 (dump_value_range, vrp_meet): Likewise.
402 (vrp_visit_phi_node): Likewise.
403 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
405 2007-05-01 Mark Mitchell <mark@codesourcery.com>
407 * config/i386/gmon-sol2.c (size_t): New type.
408 (intptr_t): Likewise.
409 (s_textsize): Declare as size_t.
411 (monstartup): Use size_t for sizes.
412 (_mcount): Save and restore registers.
413 (internal_mcount): Pass 0 as the first argument to monstartup
415 (moncontrol): Convert pointer to appropriately sized integer
416 before passing to profil.
418 2007-05-01 Joseph Myers <joseph@codesourcery.com>
420 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
421 __NO_FPRS__, not just if _SOFT_DOUBLE.
422 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
423 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
424 also for E500 double.
425 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
426 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
429 2007-05-01 Richard Guenther <rguenther@suse.de>
431 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
434 2007-05-01 Joseph Myers <joseph@codesourcery.com>
436 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
438 2007-05-01 Jan Hubicka <jh@suse.cz>
440 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
443 2007-05-01 Jan Hubicka <jh@suse.cz>
445 * tree.h (maybe_fold_offset_to_component_ref): Remove.
446 (maybe_fold_offset_to_reference): Declare.
447 * fold-const.c (fold_unary): Do not fold
448 (type *)&A into &A->field_of_type_and_offset_0
449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
450 size is unknown, give up.
451 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
453 (maybe_fold_offset_to_reference): New.
454 (maybe_fold_stmt_indirect): Use it.
455 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
456 * gimplify.c (gimplify_conversion): Canonicalize conversions to
458 (gimplify_expr): Likewise for plus_expr.
460 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
462 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
463 bsi_after_labels. Always insert statements before bsi.
464 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
465 * predict.c (apply_return_prediction): Check for empty blocks.
466 * cfgexpand.c (lab_rtx_for_bb): New variable.
467 (label_rtx_for_bb): Do not create new tree labels.
468 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
469 (tree_expand_cfg): Initialize lab_rtx_for_bb.
470 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
472 (label_for_bb): Add field used.
473 (update_eh_label, main_block_label): Mark the label used.
474 (cleanup_dead_labels): Remove unused labels.
476 2007-05-01 Richard Guenther <rguenther@suse.de>
478 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
479 if it is not about to be set.
480 (get_value_range): Do not pre-allocate equiv bitmap.
481 (update_value_range): No need to clear equiv field.
482 (add_equivalence): Change prototype to get bitmap pointer.
483 Allocate bitmap here if it is not already.
484 (extract_range_from_assert): Do not allocate bitmap here.
485 Update callers to add_equivalence.
486 (extract_range_from_ssa_name): Likewise.
487 (get_vr_for_comparison): New static helper.
488 (compare_name_with_value): Handle NULL equiv bitmap by
489 peeling the first iteration of the comparison loop.
490 Use get_vr_for_comparison.
491 (compare_names): Handle NULL equiv bitmaps by using fake
492 ones. Use get_vr_for_comparison.
494 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
496 * double-int.c (mpz_set_double_int): Moved from
497 tree-ssa-loop-niter.c.
498 (mpz_get_double_int): Likewise; also, add option to wrap
499 out-of-range integers.
500 * double-int.h: New prototypes for above.
501 * tree.c (get_static_type_bounds): Moved from
502 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
503 TYPE_MAX_VALUE if they exist..
504 * tree.h: New prototype for above.
505 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
506 get_type_bounds calls.
507 (mpz_set_double_int): Move to double-int.c.
508 (get_type_bounds): Move to tree.c, rename to
509 get_static_type_bounds.
510 (mpz_to_double_int): Move to double-int.c, rename to
513 2007-04-30 Bob Wilson <bob.wilson@acm.org>
515 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
516 DIV0 exception can fall through to a normal return.
518 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
522 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
523 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
524 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
525 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
526 initialize align to silence bogus warning.
527 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
528 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
530 (struct sra_walk_fns): Remove use_all parameter from use.
531 (sra_hash_tree): Handle BIT_FIELD_REFs.
532 (sra_elt_hash): Don't hash bitfld blocks.
533 (sra_elt_eq): Skip them in parent compares as well. Handle
535 (sra_walk_expr): Don't maintain or pass down use_all_p.
536 (scan_use): Remove use_all parameter.
537 (scalarize_use): Likewise. Re-expand assignment to
538 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
539 output, and re-scalarize after output. Don't mark anything
541 (scalarize_ldst): Adjust.
542 (scalarize_walk_gimple_modify_statement): Likewise.
543 (build_element_name_1): Handle BIT_FIELD_REFs.
544 (instantiate_element): Don't warn for any element whose parent
546 (instantiate_missing_elements_1): Return the sra_elt.
547 (canon_type_for_field): New.
548 (try_instantiate_multiple_fields): New.
549 (instantiate_missing_elemnts): Use them.
550 (mark_no_warning): Removed.
551 (generate_one_element_ref): Handle BIT_FIELD_REFs.
552 (REPLDUP, sra_build_elt_assignment): New.
553 (generate_copy_inout): Use them.
554 (generate_element_copy): Likewise. Handle bitfld differences.
555 (generate_element_zero): Don't recurse for blocks. Use
556 sra_build_elt_assignment.
557 (generate_one_element_int): Take elt instead of var. Use
558 sra_build_elt_assignment.
559 (generate_element_init_1): Adjust.
560 (scalarize_use, scalarize_copy): Use REPLDUP.
561 (scalarize_ldst): Move assert before dereference.
562 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
564 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
567 * tree.c (reconstruct_complex_type): Reconstruct a reference
569 Also use the same mode for the pointer as the old pointer type.
571 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
573 * doc/trouble.texi (Interoperation): Remove note about Ultrix
576 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
578 PR rtl-optimization/31676
579 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
580 (df_refs_record): Call it.
582 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
584 * rtl.def (SS_ABS): New code.
585 * config/bfin/bfin.c (print_operand): New modifier 'v'.
586 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
587 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
588 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
589 (bfin_init_builtins): Define them.
590 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
591 (bfin_expand_builtin): ... and handle the others here.
592 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
593 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
594 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
595 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
596 operand is only HImode.
598 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
600 * regclass.c (scan_one_insn): Remove splitting of
603 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
604 Nigel Stephens <nigel@mips.com>
606 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
608 2007-04-28 Jan Hubicka <jh@suse.cz>
610 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
611 insn_locators_alloc instead of insn_locators_initialize;
612 call reset_block_changes.
613 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
614 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
615 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
616 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
617 * config/score/score.c (th_output_mi_thunk): Likewise.
618 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
619 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
620 tolerate uninitialized locator info.
623 * function.c (init_function_start): Don't init line number info.
624 (expand_function_end): Update.
625 (reset_block_changes, record_block_change, finalize_block_changes,
626 check_block_change, free_block_changes): Kill.
627 * function.h (reset_block_changes, record_block_change,
628 finalize_block_changes, check_block_change, free_block_changes): Remove
630 (struct function): Remove ib_boundaries_block.
631 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
632 Use curr_insn_locator to initialize locator.
633 (emit_line_note): Remove.
634 * cfgexpand.c (expand_gimple_cond_expr): Update.
635 (construct_exit_block): Likewise.
636 (tree_expand_cfg): Initialize/finalize locators.
637 * expr.c (expand_expr_real): Update.
638 * cfglayout.c (line_locators_locs, line_locators_lines,
639 file_locators_locs, file_locators_files): Remove.
640 (set_block_levels): Move to cfgexpand.c.
641 (insn_locators_initialize): Remove.
642 (pass_insn_locators_initialize): Remove.
643 (locations_locators_locs, locations_locators_vals): New static vars.
644 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
646 (insn_locators_alloc, insn_locators_finalize,
647 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
649 (locator_location): New.
650 (locator_line, locator_file): Rewrite.
651 * rtl.h (emit_line_note): Kill.
652 (insn_locators_alloc, insn_locators_finalize,
653 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
655 * tree-inline.c (initialize_cfun): Do not initialize
657 * passes.c (pass_insn_locators_initialize): Remove.
659 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
661 * tree-cfg.c (move_block_to_fn): Release bb from dominance
662 info. Update last_basic_block correctly.
664 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
667 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
668 register itself to hold the offset constant. Tell flow the use
669 of r4 and r5 when they are used.
671 2007-04-27 Richard Guenther <rguenther@suse.de>
673 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
674 if we simplified anything.
675 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
676 warnings until we did a simplification and the stmt was not
677 marked as TREE_NO_WARNING.
679 2007-04-27 Mike Stump <mrs@apple.com>
681 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
683 2007-04-27 Ian Lance Taylor <iant@google.com>
686 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
687 TYPE_MAX_VALUE exist, convert them to the new type.
689 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
691 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
692 if it claims to be available.
693 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
695 (perform_tree_ssa_dce): Always free postdominators.
697 2007-04-27 Richard Henderson <rth@redhat.com>
699 * config/alpha/predicates.md (aligned_memory_operand): Mark
700 as define_special_predicate.
701 (unaligned_memory_operand, normal_memory_operand): Likewise.
702 (reg_or_unaligned_mem_operand): Remove.
703 (any_memory_operand): Match the documentation and check for
704 non-renumbered pseudos during reload.
705 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
706 alpha_secondary_reload_class, update to new interface, make static.
707 Handle CQImode like HImode. Remove FP subreg check.
708 (alpha_expand_mov): Use replace_equiv_address.
709 (alpha_expand_mov_nobwx): Use any_memory_operand.
710 (TARGET_SECONDARY_RELOAD): New.
711 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
712 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
713 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
714 * config/alpha/alpha.md: ... here.
715 (RELOAD12, reloadmode): New.
717 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
718 Don't handle the aligned case here.
719 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
720 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
721 reload_inhi_help. Don't expect a scratch register.
722 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
724 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
726 2007-04-27 Richard Guenther <rguenther@suse.de>
728 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
730 2007-04-27 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/30965
733 PR tree-optimization/30978
734 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
735 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
736 (find_equivalent_equality_comparison): Likewise.
737 (simplify_cond): Likewise.
738 (get_prop_source_stmt): New helper.
739 (get_prop_dest_stmt): Likewise.
740 (can_propagate_from): Likewise.
741 (remove_prop_source_from_use): Likewise.
742 (combine_cond_expr_cond): Likewise.
743 (forward_propagate_comparison): New function.
744 (forward_propagate_into_cond): Rewrite to use fold for
746 (tree_ssa_forward_propagate_single_use_vars): Call
747 forward_propagate_comparison to propagate comparisons.
749 2007-04-27 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/31715
752 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
753 sure to do computation on the offset in an appropriate
756 2007-04-27 Richard Sandiford <richard@codesourcery.com>
758 * reload.h (elimination_target_reg_p): Declare.
759 * reload.c (find_reloads): Don't apply the reg_rtx move
760 optimization if the SET_DEST satisfies elimination_target_reg_p.
761 * reload1.c (elimination_target_reg_p): New function.
762 (gen_reload): In the move/add2 fallback, make sure that op0
763 does not overlap the destination register.
765 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
767 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
768 transform only GIMPLE_MODIFY_STMTs.
769 * tree-complex.c (expand_complex_operations_1): Ditto.
770 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
771 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
772 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
774 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
775 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
776 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
777 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
778 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
779 slpeel_add_loop_guard): Ditto.
780 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
781 * lambda-code.c (perfect_nestify): Ditto.
782 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
783 before the first statement.
784 * tree-optimize.c (execute_free_datastructures): Fix comments.
785 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
786 * tree-flow.h (disband_implicit_edges): Declaration removed.
787 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
789 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
791 (disband_implicit_edges, has_label_p): Removed.
792 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
793 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
795 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
797 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
799 * cfgexpand.c (label_rtx_for_bb): New function.
800 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
801 Use label_rtx_for_bb to find the labels.
802 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
803 last block. Detect fallthru edges.
805 2007-04-26 Ian Lance Taylor <iant@google.com>
808 * reload.c (find_reloads_subreg_address): If the address was valid
809 in the original mode but not in the new mode, reload the whole
812 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
814 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
815 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
816 (cleanup_control_expr_graph): Do not invalidate dominance info.
817 Record altered blocks.
818 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
819 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
820 cleanup_tree_cfg_bb): New functions.
821 (remove_forwarder_block): Do not maintain the worklist of blocks.
822 Record altered blocks.
823 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
825 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
826 delete_unreachable_blocks if dominators are not available.
827 * tree-inline.c (optimize_inline_calls): Free dominance information
829 * tree-flow.h (remove_edge_and_dominated_blocks,
830 cfgcleanup_altered_bbs): Altered.
831 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
833 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
835 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
836 do not invalidate dominators.
838 2007-04-26 Anatoly Sokolov <aesok@post.ru>
840 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
841 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
842 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
843 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
845 2007-04-26 Steve Ellcey <sje@cup.hp.com>
847 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
849 2007-04-26 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/31703
852 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
853 the right type for the target of the bittest.
855 2007-04-26 Richard Sandiford <richard@codesourcery.com>
857 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
858 ix86_sol10_return_in_memory.
860 2007-04-26 Richard Sandiford <richard@codesourcery.com>
862 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
865 2007-04-26 Jakub Jelinek <jakub@redhat.com>
868 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
870 PR tree-optimization/30558
871 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
872 clear this_state.prev_try.
874 2007-04-26 Richard Sandiford <richard@codesourcery.com>
875 Mark Mitchell <mark@codesourcery.com>
877 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
878 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
879 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
881 2007-04-26 Richard Sandiford <richard@codesourcery.com>
884 * doc/invoke.texi (%:print-asm-header): Document.
885 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
887 (static_spec_functions): Add print-asm-header.
888 (main): Print a banner before the --target-help linker options.
889 (print_asm_header_spec_function): New function.
891 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
894 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
895 (movsf_ie): Likewise.
897 2007-04-25 Paolo Carlini <pcarlini@suse.de>
899 * doc/extend.texi ([Type Traits]): Adjust per N2255.
901 2007-04-25 Bob Wilson <bob.wilson@acm.org>
903 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
905 (__umodsi3, __modsi3): Likewise.
907 2007-04-25 Dirk Mueller <dmueller@suse.de>
909 * c-typeck.c (build_compound_expr): Annotate warning()
910 call with OPT_Wunused_value.
911 * tree-ssa.c (warn_uninit): Annotate warning with
913 * c-common.c (handle_sentinel_attribute): Annotate warning
914 call with OPT_Wattributes.
916 2007-04-25 Thiemo Seufer <ths@mips.com>
918 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
920 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
921 on to the assembler. Improve handling of -mno-mips16. Add handling
922 of -mno-mips3d, -mno-dsp, -mno-dspr2.
923 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
924 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
925 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
927 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
930 * config/i386/winnt.c (i386_pe_file_end): Strip only
931 USER_LABEL_PREFIX when writing export name.
933 2007-04-25 Richard Sandiford <richard@codesourcery.com>
935 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
936 sh/elf.h, vx-common.h and vxworks.h.
937 * config/sh/sh.h: Include config/vxworks-dummy.h.
938 (SUBTARGET_OVERRIDE_OPTIONS): Define.
939 (OVERRIDE_OPTIONS): Use it.
940 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
941 (vxworks_picreg): New pattern.
942 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
943 VXWORKS_OS_CPP_BUILTINS.
944 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
945 to their VXWORKS_* equivalents.
946 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
947 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
948 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
949 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
950 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
951 -mrtp/-fPIC multilibs.
952 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
953 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
954 (MULTILIB_OSDIRNAMES): Delete.
956 2007-04-25 Anatoly Sokolov <aesok@post.ru>
959 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
961 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
963 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
964 rounding mode to be specified by the caller.
965 (real_to_mpfr) Likewise.
966 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
967 include new arguments.
968 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
970 2007-04-24 Ian Lance Taylor <iant@google.com>
972 PR tree-optimization/31605
973 * tree-vrp.c (set_value_range): Check that min and max are not
974 both overflow infinities.
975 (set_value_range_to_value): New static function.
976 (extract_range_from_binary_expr): Call set_value_range_to_value.
977 (extract_range_from_cond_expr): Likewise.
978 (extract_range_from_expr): Likewise.
979 (extract_range_from_unary_expr): Likewise. Don't create a range
980 which overflows on both sides.
981 (vrp_meet): Check for a useless range.
982 (vrp_visit_phi_node): If we see a constant which looks like an
983 overflow infinity, turn off the TREE_OVERFLOW flag.
985 2007-04-24 Ian Lance Taylor <iant@google.com>
987 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
989 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
992 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
993 diagnostic message is being built.
994 * tree-pretty-print.c (dump_generic_node): Only write the
995 formatted text into BUFFER's stream if we are not building a
997 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
999 * Makefile.in (toplev.o): Depend on tree-pass.h.
1001 2007-04-24 Ian Lance Taylor <iant@google.com>
1003 PR tree-optimization/31602
1004 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1005 conditionals in the copied loop header.
1006 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1007 warnings if TREE_NO_WARNING is set.
1008 * doc/invoke.texi (Warning Options): Clarify that
1009 -Wstrict-overflow does not warn about loops.
1011 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1013 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1014 expand on the comment about _Decimal128 arguments and check the
1015 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1016 that _Decimal128 argument uses even/odd register pair.
1017 (function_arg): Ditto.
1019 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1021 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1022 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1024 2007-04-24 Richard Guenther <rguenther@suse.de>
1025 Olga Golovanevsky <olga@il.ibm.com>
1027 * fold-const.c (multiple_of_p): Check for bottom
1030 2007-04-24 Richard Henderson <rth@redhat.com>
1032 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1033 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1034 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1035 looking for non-zero bits shifted out. Avoid a recursive call
1036 when constructing the scalar.
1037 (__floatundisf): Likewise.
1039 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1041 * dwarf2out.c (field_byte_offset): Move the existing logic
1042 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1043 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1045 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1048 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1049 argument of 0 for memset.
1050 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1051 unsigned shift instead of the signed variant.
1053 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1055 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1056 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1057 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1058 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1059 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1060 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1061 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1062 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1063 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1064 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1065 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1066 "mul<mode>3", "div<mode>3"): Insn definitions added.
1067 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1068 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1069 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1070 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1071 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1072 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1073 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1074 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1075 TARGET_FLOAT_FORMAT): Macro definitions removed.
1076 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1077 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1078 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1079 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1080 (s390_gen_rtx_const_DI): Function removed.
1081 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1083 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1085 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1086 over an external ffs function.
1088 2007-04-24 Chao-ying Fu <fu@mips.com>
1089 Richard Sandiford <richard@nildram.co.uk>
1091 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1092 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1093 (smadd_widen_optab, umadd_widen_optab): Define.
1094 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1096 * genopinit.c (optabs): Fill in smadd_widen_optab and
1098 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1099 and umadd_widen_optab to implement multiply-add sequences.
1100 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1101 (<u>maddsidi4): ...this. Extend condition to include
1102 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1103 of operand 0 to "ka" and use the three-operand form of madd<u>
1105 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1107 * config/mips/constraints.md (ka): New register constraint.
1109 2007-04-24 Jan Hubicka <j@suse.cz>
1113 2007-04-23 Jan Hubicka <jh@suse.cz>
1114 * function.c (init_function_start): Don't init line number info.
1115 (expand_function_end): Update.
1116 (reset_block_changes, record_block_change, finalize_block_changes,
1117 check_block_change, free_block_changes): Kill.
1118 * function.h (reset_block_changes, record_block_change,
1119 finalize_block_changes, check_block_change, free_block_changes): Remove
1121 (struct function): Remove ib_boundaries_block.
1122 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1123 Use curr_insn_locator to initialize locator.
1124 (emit_line_note): Remove.
1125 * cfgexpand.c (expand_gimple_cond_expr): Update.
1126 (construct_exit_block): Likewise.
1127 (tree_expand_cfg): Initialize/finalize locators.
1128 * expr.c (expand_expr_real): Update.
1129 * cfglayout.c (line_locators_locs, line_locators_lines,
1130 file_locators_locs, file_locators_files): Remove.
1131 (set_block_levels): Move to cfgexpand.c.
1132 (insn_locators_initialize): Remove.
1133 (pass_insn_locators_initialize): Remove.
1134 (locations_locators_locs, locations_locators_vals): New static vars.
1135 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1137 (insn_locators_alloc, insn_locators_finalize,
1138 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1140 (locator_location): New.
1141 (locator_line, locator_file): Rewrite.
1142 * rtl.h (emit_line_note): Kill.
1143 (insn_locators_alloc, insn_locators_finalize,
1144 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1146 * tree-inline.c (initialize_cfun): Do not initialize
1147 ib_boundaries_block.
1148 * passes.c (pass_insn_locators_initialize): Remove.
1150 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1152 * doc/invoke.texi: Removed leading '-' from option index entries.
1154 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1156 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1158 (create_phi_node): Use set_phi_nodes.
1159 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1160 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1161 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1162 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1163 (bsi_start, bsi_last): Use bb_stmt_list.
1164 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1165 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1166 Traverse the statements using tsi iterator.
1167 * basic-block.h (struct basic_block_def): Fields stmt_list
1168 and phi_nodes moved to ...
1169 (struct tree_bb_info): ... new structure.
1170 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1171 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1172 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1173 (tree_verify_flow_info): Verify that il.tree is not set for
1174 entry and exit block.
1175 (tree_split_block): Use set_bb_stmt_list.
1177 2007-04-23 Mike Stump <mrs@apple.com>
1179 * config/i386/i386.c (ix86_tune_features
1180 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1183 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1185 * config/i386/i386.md (prefix_extra): New attribute.
1186 (length): Add prefix_extra.
1188 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1189 (sse2_movntv2di): Likewise.
1190 (sse2_cvtps2dq): Likewise.
1191 (sse2_cvtpd2pi): Likewise.
1192 (sse2_cvttpd2pi): Likewise.
1193 (*sse2_cvtpd2ps): Likewise.
1194 (*add<mode>3): Likewise.
1195 (sse2_ssadd<mode>3): Likewise.
1196 (sse2_usadd<mode>3): Likewise.
1197 (*sub<mode>3): Likewise.
1198 (sse2_sssub<mode>3): Likewise.
1199 (sse2_ussub<mode>3): Likewise.
1200 (*mulv8hi3): Likewise.
1201 (*smulv8hi3_highpart): Likewise.
1202 (*umulv8hi3_highpart): Likewise.
1203 (sse2_umulv2siv2di3): Likewise.
1204 (sse2_pmaddwd): Likewise.
1205 (ashr<mode>3): Likewise.
1206 (lshr<mode>3): Likewise.
1207 (ashl<mode>3): Likewise.
1208 (sse2_ashlti3): Likewise.
1209 (sse2_lshrti3): Likewise.
1210 (*umaxv16qi3): Likewise.
1211 (*smaxv8hi3): Likewise.
1212 (*uminv16qi3): Likewise.
1213 (*sminv8hi3): Likewise.
1214 (sse2_eq<mode>3): Likewise.
1215 (sse2_gt<mode>3): Likewise.
1216 (*and<mode>3): Likewise.
1217 (sse2_nand<mode>3): Likewise.
1218 (*ior<mode>3): Likewise.
1219 (*xor<mode>3): Likewise.
1220 (sse2_packsswb): Likewise.
1221 (sse2_packssdw): Likewise.
1222 (sse2_packuswb): Likewise.
1223 (sse2_punpckhbw): Likewise.
1224 (sse2_punpcklbw): Likewise.
1225 (sse2_punpckhwd): Likewise.
1226 (sse2_punpcklwd): Likewise.
1227 (sse2_punpckhdq): Likewise.
1228 (sse2_punpckldq): Likewise.
1229 (sse2_punpckhqdq): Likewise.
1230 (sse2_punpcklqdq): Likewise.
1231 (*sse2_pinsrw): Likewise.
1232 (*sse2_pextrw): Likewise.
1233 (sse2_pshufd_1): Likewise.
1234 (sse2_uavgv16qi3): Likewise.
1235 (sse2_uavgv8hi3): Likewise.
1236 (sse2_psadbw): Likewise.
1237 (sse2_pmovmskb): Likewise.
1238 (*sse2_maskmovdqu): Likewise.
1239 (*sse2_maskmovdqu_rex64): Likewise.
1240 (sse4a_extrqi): Likewise.
1241 (sse4a_extrq): Likewise.
1242 (sse3_lddqu): Set prefix_rep.
1243 (sse3_addsubv4sf3): Likewise.
1244 (sse3_haddv4sf3): Likewise.
1245 (sse3_hsubv4sf3): Likewise.
1246 (sse_cvtss2si): Likewise.
1247 (sse_cvtss2si_2): Likewise.
1248 (sse_cvtss2siq): Likewise.
1249 (sse_cvtss2siq_2): Likewise.
1250 (sse_cvttss2si): Likewise.
1251 (sse_cvttss2siq): Likewise.
1252 (sse2_cvttps2dq): Likewise.
1253 (sse3_movshdup): Likewise.
1254 (sse3_movsldup): Likewise.
1255 (sse2_cvtsd2si): Likewise.
1256 (sse2_cvtsd2si_2): Likewise.
1257 (sse2_cvtsd2siq): Likewise.
1258 (sse2_cvtsd2siq_2): Likewise.
1259 (sse2_cvttsd2si): Likewise.
1260 (sse2_cvttsd2siq): Likewise.
1261 (*sse2_cvtpd2dq): Likewise.
1262 (*sse2_cvttpd2dq): Likewise.
1263 (sse2_pshuflw_1): Likewise.
1264 (sse2_pshufhw_1): Likewise.
1265 (sse4a_insertqi): Likewise.
1266 (sse4a_insertq): Likewise.
1267 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1268 (ssse3_phadddv4si3): Likewise.
1269 (ssse3_phaddswv8hi3): Likewise.
1270 (ssse3_phsubwv8hi3): Likewise.
1271 (ssse3_phsubdv4si3): Likewise.
1272 (ssse3_phsubswv8hi3): Likewise.
1273 (ssse3_pmaddubswv8hi3): Likewise.
1274 (ssse3_pmulhrswv8hi3): Likewise.
1275 (ssse3_pshufbv16qi3): Likewise.
1276 (ssse3_psign<mode>3): Likewise.
1277 (ssse3_palignrti): Likewise.
1278 (abs<mode>2): Likewise.
1279 (ssse3_phaddwv4hi3): Set prefix_extra.
1280 (ssse3_phadddv2si3): Likewise.
1281 (ssse3_phaddswv4hi3): Likewise.
1282 (ssse3_phsubwv4hi3): Likewise.
1283 (ssse3_phsubdv2si3): Likewise.
1284 (ssse3_phsubswv4hi3): Likewise.
1285 (ssse3_pmaddubswv4hi3): Likewise.
1286 (ssse3_pmulhrswv4hi3): Likewise.
1287 (ssse3_pshufbv8qi3): Likewise.
1288 (ssse3_psign<mode>3): Likewise.
1289 (ssse3_palignrdi): Likewise.
1290 (abs<mode>2): Likewise.
1291 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1292 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1293 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1295 2007-04-23 Nick Clifton <nickc@redhat.com>
1297 * params.def: Fix formatting of emacs local variables.
1299 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1302 move if inter-unit move isn't allowed.
1303 Don't split moving the first element of V2DI to DI to inter-unit
1304 move if inter-unit move isn't allowed.
1306 2007-04-23 Richard Guenther <rguenther@suse.de>
1308 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1309 and CDI_POST_DOMINATORS separately.
1311 2007-04-23 Nick Clifton <nickc@redhat.com>
1313 * c.opt (Wformat-contains-nul): Add warning attribute.
1315 2007-04-23 Jan Hubicka <jh@suse.cz>
1317 * function.c (init_function_start): Don't init line number info.
1318 (expand_function_end): Update.
1319 (reset_block_changes, record_block_change, finalize_block_changes,
1320 check_block_change, free_block_changes): Kill.
1321 * function.h (reset_block_changes, record_block_change,
1322 finalize_block_changes, check_block_change, free_block_changes): Remove
1324 (struct function): Remove ib_boundaries_block.
1325 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1326 Use curr_insn_locator to initialize locator.
1327 (emit_line_note): Remove.
1328 * cfgexpand.c (expand_gimple_cond_expr): Update.
1329 (construct_exit_block): Likewise.
1330 (tree_expand_cfg): Initialize/finalize locators.
1331 * expr.c (expand_expr_real): Update.
1332 * cfglayout.c (line_locators_locs, line_locators_lines,
1333 file_locators_locs, file_locators_files): Remove.
1334 (set_block_levels): Move to cfgexpand.c.
1335 (insn_locators_initialize): Remove.
1336 (pass_insn_locators_initialize): Remove.
1337 (locations_locators_locs, locations_locators_vals): New static vars.
1338 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1340 (insn_locators_alloc, insn_locators_finalize,
1341 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1343 (locator_location): New.
1344 (locator_line, locator_file): Rewrite.
1345 * rtl.h (emit_line_note): Kill.
1346 (insn_locators_alloc, insn_locators_finalize,
1347 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1349 * tree-inline.c (initialize_cfun): Do not initialize
1350 ib_boundaries_block.
1351 * passes.c (pass_insn_locators_initialize): Remove.
1353 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1356 * expr.c (reduce_to_bit_field_precision): Handle
1359 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1361 PR tree-optimization/24659
1362 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1363 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1364 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1365 * genopinit.c (optabs): Rename vec_pack_mod_optab
1366 to vec_pack_trunc_optab.
1367 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1368 early for scalar floating point operands for NOP_EXPR.
1369 (vectorizable_type_promotion): Ditto.
1370 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1371 vec_pack_trunc_optab.
1372 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1374 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1375 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1376 Rename from VEC_PACK_MOD_EXPR.
1377 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1378 * expr.c (expand_expr_real_1): Ditto.
1379 * tree-inline.c (estimate_num_insns_1): Ditto.
1380 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1382 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1383 (vec_unpacks_lo_v4sf): Ditto.
1384 (vec_pack_trunc_v2df): Ditto.
1385 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1386 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1387 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1389 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1391 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1393 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1394 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1395 packing of floating point operands.
1396 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1397 represent unpacking of floating point operands.
1398 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1399 [vec_unpacks_hi]: Ditto.
1400 [vec_unpacks_lo]: Ditto.
1402 2007-04-22 Jan Hubicka <jh@suse.cz>
1404 * final.c (rest_of_handle_final): Call
1405 targetm.asm_out.constructor/targetm.asm_out.destructor
1406 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1407 proper priority via decl_*_priority_insert.
1408 * c-common.c (c_expand_body): Likewise.
1410 2007-04-22 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/29789
1413 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1414 (rewrite_reciprocal): New helper split out from
1415 determine_invariantness_stmt.
1416 (rewrite_bittest): Likewise.
1417 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1418 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1421 2007-04-22 Revital Eres <eres@il.ibm.com>
1423 * loop-unroll.c (var_to_expand): New field to support also
1424 insns of the form x = something + x.
1425 (analyze_insn_to_expand_var): Use it.
1426 (expand_var_during_unrolling): Likewise.
1428 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1430 * predict.c: Include pointer-set.h.
1431 (bb_predictions): New variable.
1432 (tree_predicted_by_p, tree_predict_edge,
1433 remove_predictions_associated_with_edge): Use bb_predictions map
1434 instead of bb->predictions.
1435 (clear_bb_predictions, assert_is_empty): New functions.
1436 (combine_predictions_for_bb): Use bb_predictions map. Call
1437 clear_bb_predictions.
1438 (tree_estimate_probability): Create and free bb_predictions map.
1439 * Makefile.in (predict.o): Add pointer-set.h dependency.
1440 * basic-block.h (struct basic_block_def): Remove predictions
1442 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1444 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1447 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1450 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1452 * timevar.c (timevar_print): Change reference of --disable-checking to
1453 --enable-checking=release. Also warn if assert checking is disabled.
1455 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1458 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1459 decl as addressable if the compound literal was marked as
1461 Mark the decl as a gimple register if it is a complex or
1462 vector decl and does not live in memory.
1464 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1466 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1467 (GENERIC_NEXT): New function macro.
1468 (PHI_CHAIN): Use phi_node's new chain variable.
1469 (tree_phi_node): Change tree_common to tree_base
1470 and add the chain field.
1471 * tree-phinodes.c (make_phi_node): Don't set
1472 TREE_TYPE on the new node.
1473 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1474 instead of checking GIMPLE_TUPLE_P in chain_next.
1475 * tree-vect-transform.c
1476 (get_initial_def_for_induction): Look at
1477 PHI_RESULT_TREE for the type of the phi node.
1478 (update_vuses_to_preheader): Use PHI_CHAIN
1479 instead of TREE_CHAIN on the phi node.
1480 * tree-ssa-structalias.c (compute_points_to_sets):
1482 (ipa_pta_execute): Likewise.
1484 2007-04-21 Richard Guenther <rguenther@suse.de>
1487 * fold-const.c (fold_unary): Call fold_convert_const on the
1490 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1492 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1493 (store_killed_in_pat): New.
1495 2007-04-20 Richard Henderson <rth@redhat.com>
1498 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1499 TREE_LIST with a void_type_node value, not void_list_node exactly.
1501 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1503 * doc/standards.texi: Re-arrange into language-specific
1504 subsections. Add a C++ section, documenting which standards we
1507 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1509 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1510 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1512 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1514 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1515 ecrti.o and crtbegin.o.
1516 (LIB_DEFAULT_SPEC): Include -lc.
1517 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1519 2007-04-20 Richard Henderson <rth@redhat.com>
1522 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1523 argument; update all callers.
1524 (get_unaligned_offset): New.
1525 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1526 get_unaligned_address, just pass on the address directly.
1527 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1528 the subreg in the helper patterns.
1529 (unaligned_extendqidi_le): Use get_unaligned_offset.
1530 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1531 (unaligned_extendhidi_be): Likewise.
1532 (unaligned_extendhidi): Tidy.
1533 * config/alpha/alpha-protos.h: Update.
1535 2007-04-20 Richard Henderson <rth@redhat.com>
1537 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1538 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1539 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1540 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1541 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1542 (CPP_SPEC): Don't include %(cpp_subtarget).
1543 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1544 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1545 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1547 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1549 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1550 for __builtin_ia32_cmpordss.
1552 PR tree-optimization/31632
1553 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1554 and arg1 for optimizations of comparison against min/max values.
1555 Fold arg0 to arg1's type for optimizations of comparison against
1556 min+1 and max-1 values.
1558 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1560 * reload.c (combine_reloads): When trying to use a dying register,
1561 check whether it's uninitialized and don't use if so.
1563 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1565 * fold-const.c: Remove prototypes for native_encode_expr and
1566 native_interpret_expr.
1567 (native_encode_expr): Make non-static.
1568 (native_interpret_expr): Likewise.
1569 * tree.h: Add prototypes for the above.
1571 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1573 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1574 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1575 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1576 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1577 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1578 Add length attributes.
1580 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1582 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1585 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1586 __STDC_WANT_DEC_FP__.
1588 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1590 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1591 for long double compatibility.
1592 * configure: Regenerate.
1594 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1596 PR rtl-optimization/29841
1597 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1599 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1600 that may cause control flow transfer from being moved.
1602 2007-04-18 Jan Hubicka <jh@suse.cz>
1604 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1607 2007-04-18 Eric Christopher <echristo@apple.com>
1609 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1610 only. Update operands.
1611 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1612 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1613 link register to pic register.
1615 2007-04-18 Dirk Mueller <dmueller@suse.de>
1618 * tree-vrp.c (search_for_addr_array): New.
1619 (check_array_bounds): Suppress warning about
1620 address taken of array refs if its not de-referenced.
1622 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1624 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1625 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1627 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1628 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1629 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1631 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1633 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1635 (vect_analyze_scalar_cycles): Fix indentation.
1636 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1637 (vect_mark_relevant): Include phis in relevance analysis.
1639 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1641 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1643 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1644 output_operand_lossage().
1646 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1648 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1649 the unused code for reduction without adjust-in-epilog to simplify the
1652 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1654 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1655 (S390_TDC_NEGATIVE_ZERO): New constant.
1656 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1657 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1658 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1659 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1660 (S390_TDC_POSITIVE_INFINITY): New constant.
1661 (S390_TDC_NEGATIVE_INFINITY): New constant.
1662 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1663 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1664 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1665 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1666 (S390_TDC_INFINITY): New constant.
1667 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1668 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1669 optimization for UNSPEC_CCZ_TO_INT.
1670 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1671 ("*ccz_to_int"): New insn.
1672 ("isinf<mode>2"): New insn.
1673 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1674 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1675 (UNSPEC_CCZ_TO_INT): New constant.
1677 2007-04-18 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/19431
1680 PR tree-optimization/21463
1681 * tree-pass.h (pass_phiprop): Declare.
1682 * passes.c (init_optimization_passes): New phiprop pass.
1683 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1684 (phivn_valid_p): New helper function.
1685 (phiprop_insert_phi): Likewise.
1686 (propagate_with_phi): Likewise.
1687 (tree_ssa_phiprop): New propagator propagating loads
1688 through phi nodes if profitable.
1690 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1692 * tree-vect-analyze.c (process_use): New function.
1693 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1694 Check phis in all bbs.
1695 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1698 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1700 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1703 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1706 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1709 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1711 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1713 (sse_vmmulv4sf3): Likewise.
1714 (sse2_vmaddv2df3): Likewise.
1715 (sse2_vmmulv2df3): Likewise.
1717 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1719 PR rtl-optimization/31360
1720 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1721 (target_reg_cost): New.
1722 (init_set_costs): Initialize target_reg_cost. Add comments
1723 regarding the rationale of the costs.
1724 (global_cost_for_size): Renamed to...
1725 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1726 of register pressure.
1727 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1728 estimate_reg_pressure_cost. Add number of ivs.
1729 (determine_set_costs): Dump target_reg_cost.
1730 * loop-invariant.c (gain_for_invariant): Use
1731 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1732 (best_gain_for_invariant, find_invariants_to_move): Remove
1734 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1735 (target_reg_cost): Declare.
1736 (global_cost_for_size): Declaration removed.
1737 (estimate_reg_pressure_cost): Declare.
1739 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1741 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1742 regnos into even/odd register pairs.
1743 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1744 TDmode similar to the other floating point modes.
1745 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1746 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1748 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1749 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1750 (movdd_hardfloat64): Use TARGET_MFPGPR.
1752 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1754 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1757 2005-01-05 Richard Henderson <rth@redhat.com>
1759 * reload1.c (do_input_reload): Restrict the optimization deleteing
1760 a previous output reload to RELOAD_FOR_INPUT.
1762 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1764 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1765 induc_vec_info_type.
1766 (vectorizable_induction): New function declaration.
1767 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1768 check if already vectorized. Find first place in BB where new stmts
1769 can be inserted. Takes only one argument.
1770 (vectorizable_induction): New function.
1771 (vect_transform_stmt): Add case for induc_vec_info_type to call
1772 vectorizable_induction.
1773 (vect_transform_loop): Consider phis for vectorization.
1774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1776 (analyze_operations): Call vectorizable_induction when analyzing phis.
1778 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1779 (vect_mark_relevant): Include phis in relevance analysis.
1780 (vect_mark_stmts_to_be_vectorize): Likewise.
1781 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1783 2007-04-16 Lawrence Crowl <crowl@google.com>
1785 * doc/invoke.texi (Debugging Options): Add documentation for the
1786 -femit-struct-debug options -femit-struct-debug-baseonly,
1787 -femit-struct-debug-reduced, and
1788 -femit-struct-debug-detailed[=...].
1790 * c-opts.c (c_common_handle_option): Add
1791 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1792 and OPT_femit_struct_debug_detailed_.
1793 * c.opt: Add specifications for
1794 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1795 and -femit-struct-debug-detailed[=...].
1796 * opts.c (set_struct_debug_option): Parse the
1797 -femit-struct-debug-... options.
1798 * opts.c (matches_main_base, main_input_basename,
1799 main_input_baselength, base_of_path, matches_main_base): Add
1800 variables and functions to compare header base name to compilation
1802 * opts.c (should_emit_struct_debug): Add to determine to emit a
1803 structure based on the option.
1804 (dump_struct_debug) Also disabled function to debug this
1806 * opts.c (handle_options): Save the base name of the
1809 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1810 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1811 This hook indicates if a type is generic. Set it by default
1813 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1814 to determine if a struct type is generic or not.
1815 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1816 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1817 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1820 * flags.h (enum debug_info_usage): Add an enumeration to describe
1821 a program's use of a structure type.
1822 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1823 to indicate the program's usage of the type. Filter structs based
1824 on the -femit-struct-debug-... specification.
1825 (gen_type_die): Split into two routines, gen_type_die and
1826 gen_type_die_with_usage. gen_type_die is now a wrapper
1827 that assumes direct usage.
1828 (gen_type_die_with_usage): Replace calls to gen_type_die
1829 with gen_type_die_with_usage adding the program usage of
1830 the referenced type.
1831 (dwarf2out_imported_module_or_decl): Suppress struct debug
1832 information using should_emit_struct_debug when appropriate.
1834 2007-04-16 Ian Lance Taylor <iant@google.com>
1836 PR tree-optimization/31522
1837 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1838 (vrp_initialize): Allocate vr_phi_edge_counts.
1839 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1840 executable edge. Drop test for all constants.
1841 (vrp_finalize): Free vrp_phi_edge_counts.
1843 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1844 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1846 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1847 predecessors at head rather than tail.
1849 2007-04-16 Matthias Klose <doko@debian.org>
1851 * config/alpha/linux.h (CPP_SPEC): Define.
1852 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1854 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1856 * function.h: Remove sequence_stack extern declaration.
1858 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1860 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1862 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1865 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1867 * config/avr/avr.c (avr_arch_types): Rearranging array.
1868 (enum avr_arch): Add.
1869 (avr_mcu_types): Use avr_arch enumeration constants instead of
1871 * config/avr/avr.h (LINK_SPEC): Simplify.
1873 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1875 * config/m68k/m68k.c (m68k_libcall_value,
1876 m68k_function_value): Use macros for register names more.
1878 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1880 (M68K_REGNAME): Use A6_REG.
1881 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1883 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1886 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1887 'pending_read_list_length' and 'pending_write_list_length'. Update
1889 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1890 to handle two length counters instead of one. Update all uses.
1891 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1892 two length counters instead of one.
1893 * sched-rgn.c (propagate_deps): Update to handle two length counters
1896 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1900 copy of source, pass it to ix86_expand_vector_set and return
1903 2007-04-16 David Ung <davidu@mips.com>
1904 Joseph Myers <joseph@codesourcery.com>
1906 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1907 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1908 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1909 Add 74K processor information.
1910 * config/mips/mips.md: Include 74k.md.
1911 (cpu): Add 74kc,74kf,74kx.
1912 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1913 * config/mips/74k.md: New.
1914 * doc/invoke.texi (MIPS Options): Document 74K support.
1916 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1918 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1919 vectorizable_* functions.
1920 * tree-vect-transform.c (vectorizable_call): Add check for
1921 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1922 (vectorizable_store): likewise.
1923 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1925 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1926 (vectorizable_type_promotion, vectorizable_load): Likewise.
1927 (vectorizable_live_operation, vectorizable_condition): Likewise.
1928 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1930 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1932 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1934 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1935 register numbers more.
1936 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1937 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1938 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1939 FUNCTION_VALUE_REGNO_P): Likewise.
1940 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1941 STATIC_CHAIN_REGNUM): Likewise.
1942 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1943 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1944 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1945 * config/m68k/m68k.md (FP_REG): New.
1947 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1949 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1952 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1954 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1955 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1958 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1960 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1963 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1966 * c-decl.c (finish_decl): Grab the type of the decl after the call
1967 to store_init_value.
1969 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1971 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1973 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1976 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1977 post dominators and cleanup cfg before returning.
1979 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1981 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1982 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1984 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1986 * config.gcc: Recognize fido.
1987 * config/m68k/m68k-devices.def (fidoa): New.
1988 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1990 (FL_FIDOA, TARGET_FIDOA): New.
1991 * config/m68k/m68k.opt (mfidoa): New.
1993 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1996 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1997 when a personality function is used.
1999 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2001 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2003 2007-04-13 Mike Stump <mrs@apple.com>
2005 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2007 * config/darwin.opt (fapple-kext): Make C++ only.
2008 * config/darwin.c (darwin_override_options): Remove code to ensure
2009 -fapple-kext is given for C++ only.
2011 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2013 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2014 * config/mips/mips.c (override_options): Call
2015 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2017 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/i386.opt (msvr3-shlib): Removed.
2021 * doc/invoke.texi: Remove -msvr3-shlib.
2023 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2026 with "popcnt" instruction.
2028 2007-04-13 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/21258
2031 * tree-vrp.c (compare_case_labels): New helper.
2032 (find_switch_asserts): New function.
2033 (find_assert_locations): Call it for SWITCH_EXPRs.
2035 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2038 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2039 check is now implied in X87_FLOAT_MODE_P.
2040 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2041 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2042 (fix_trunc<mode>_i386_fisttp): Ditto.
2043 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2044 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2045 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2046 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2047 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2048 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2049 (unnamed_splitters): Ditto.
2050 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2051 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2052 FIRST_SSE_REG for local functions when SSE math is enabled or
2053 for functions with sseregparm attribute.
2054 (standard_80387_constant_p): Return -1 if mode is not
2056 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2057 (ix86_expand_compare): Ditto.
2058 (ix86_expand_carry_flag_compare): Ditto.
2059 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2060 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2061 DECIMAL_FLOAT_MODE_P.
2062 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2063 of SCALAR_FLOAT_MODE_P.
2064 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2065 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2066 checks before FLOAT_MODE_P.
2067 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2068 before FLOAT_MODE_P.
2073 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2075 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2076 Charles Wilson <libtool@cwilson.fastmail.fm>
2078 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2079 (libgcc.mvars): Don't depend on them.
2080 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2081 * exec-tool.in: New.
2083 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2085 * doc/invoke.text (--help): Document --help=common.
2087 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2089 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2091 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2093 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2094 * genemit.c (main): Emit #include "integrate.h".
2095 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2096 (LOADGP_RTP): New mips_loadgp_style.
2097 * config/mips/mips.h: Include config/vxworks-dummy.h.
2098 (TARGET_RTP_PIC): New macro.
2099 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2100 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2101 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2103 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2104 -mvxworks-pic when using -mrtp and a PIC option.
2105 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2107 (mips_symbolic_constant_p, mips_symbolic_address_p)
2108 (mips_symbol_insns): Handle SYMBOL_HALF.
2109 (override_options): Warn about -G and -mrtp being used together.
2110 Initialize mips_lo_relocs[SYMBOL_HALF].
2111 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2112 (mips_emit_loadgp): Handle LOADGP_RTP.
2113 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2114 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2115 (tablejump): Handle function-relative case table entries if
2117 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2121 * config/mips/mips.md (load_call<mode>): Allow any general register.
2123 (sibcall_value_internal, sibcall_value_multiple_internal)
2124 (call_value_internal, call_value_split, call_value_multiple_internal)
2125 (call_value_multiple_split): Remove constraints from operand 0.
2127 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2129 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2130 rather than loadgp_noshared.
2131 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2132 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2134 * config/mips/mips.md (loadgp): Rename to...
2135 (loadgp_newabi): ...this.
2136 (loadgp_noshared): Rename to...
2137 (loadgp_absolute): ...this.
2139 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2141 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2142 false for locally-binding symbols.
2143 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2145 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2147 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2148 (SYMBOL_GOT_PAGE_OFST): ...this.
2149 (SYMBOL_GOT_GLOBAL): Rename to...
2150 (SYMBOL_GOT_DISP): ...this.
2151 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2152 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2153 * config/mips/mips.c (mips_global_symbol_p): New function.
2154 (mips_symbol_binds_local_p): Likewise.
2155 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2156 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2157 and mips_symbol_binds_local_p.
2158 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2159 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2160 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2162 (mips_ok_for_lazy_binding_p): New function.
2163 (mips_load_call_address, mips_expand_call): Use it.
2164 (mips_dangerous_for_la25_p): Likewise.
2165 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2166 (*got_disp<mode>): Use got_disp_operand instead of
2167 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2168 SYMBOL_GOTOFF_GLOBAL.
2169 (*got_page<mode>): Use got_page_ofst_operand instead of
2171 * config/mips/predicates.md (const_call_insn_operand): Use
2172 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2173 (global_got_operand): Rename to...
2174 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2176 (local_got_operand): Rename to...
2177 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2178 of SYMBOL_GOT_LOCAL.
2180 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2182 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2183 TARGET_CALL_CLOBBERED_GP.
2184 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2185 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2186 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2187 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2188 of TARGET_ABICALLS && !TARGET_NEWABI.
2189 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2190 * config/mips/mips.c (mips_load_call_address): Check
2191 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2192 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2193 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2194 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2195 TARGET_ABICALLS && TARGET_NEWABI.
2196 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2198 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2199 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2200 TARGET_ABICALLS && TARGET_NEWABI.
2201 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2202 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2203 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2204 whether indirect calls must use $25.
2205 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2207 * config/mips/mips.md (jal_macro): Check flag_pic and
2208 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2209 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2210 instead of TARGET_ABICALLS.
2211 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2212 TARGET_ABICALLS && TARGET_OLDABI.
2213 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2214 (sibcall): In the comment above the define_insn, mention
2215 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2216 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2217 instead of TARGET_ABICALLS.
2219 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2221 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2222 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2223 (MACFLAGS_MATCH_P): New macro.
2224 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2225 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2226 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2227 the other MACFLAG constants.
2228 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2229 (flag_machi): Tighten constraints. Renumber some of the operands.
2230 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2232 (flag_machi_parts_acconly): New pattern.
2233 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2235 (flag_macinit1hi): Tighten constraints.
2236 (flag_mul_macv2hi_parts_acconly): New pattern.
2238 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2239 Use a more efficient implementation.
2240 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2241 inline sequences when not optimizing for size.
2243 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2244 movhi_high2low): Delete, merge functionality into...
2245 (packv2hi): ... this pattern.
2247 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2248 * config/bfin/bfin.opt (msim): New option.
2249 (mcpu=): New option.
2250 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2251 (bfin_cpu_t): Typedef of enum bfin_cpu.
2252 (bfin_cpu_type): New declaration.
2253 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2254 -msim and -mcpu= options.
2255 (LIB_SPEC): Likewise.
2256 * config/bfin/bfin.c (bfin_cpu_type): Define.
2257 (bfin_handle_option): Handle -mcpu= option.
2258 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2259 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2260 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2262 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2264 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2265 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2266 (powerpc-wrs-vxworksae): Use ${tm_file}.
2267 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2268 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2269 * config/i386/vx-common.h: New file.
2271 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2273 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2276 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2278 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2281 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2285 * c-common.c (c_build_qualified_type): Set canonical type
2288 2007-04-12 Richard Guenther <rguenther@suse.de>
2290 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2291 lower bound and element size if lower bound is not zero
2292 or either of the ARRAY_REF operands is set.
2294 2007-04-12 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/24689
2297 PR tree-optimization/31307
2298 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2300 * gimplify.c (canonicalize_addr_expr): To be consistent with
2301 gimplify_compound_lval only set operands two and three of
2302 ARRAY_REFs if they are not gimple_min_invariant. This makes
2303 it never at this place.
2304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2306 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2308 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2309 null before emitting a .nsubspa directive.
2311 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2313 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2314 need_to_partition_p if there are no memory statements in the
2317 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2319 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2320 (gcd_of_steps_may_divide_p): New function.
2321 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2323 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2325 * reload.c (find_reloads_toplev, find_reloads_address,
2326 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2327 not a pointer equality test, to decide if we need to call
2328 push_reg_equiv_alt_mem.
2330 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2332 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2333 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2334 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2336 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2338 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2339 vector to be positive.
2341 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2345 * doc/invoke.texi: Document --params max-aliased-vops and
2347 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2348 debug_memory_partitions): Move to tree-flow.h
2349 * params.h (AVG_ALIASED_VOPS): Define.
2350 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2352 (mp_info_t): Likewise.
2353 (get_mem_sym_stats_for): New.
2354 (set_memory_partition): Move from tree-flow-inline.h.
2355 (mark_non_addressable): Only clear the set of symbols for the
2356 partition if it exists.
2357 (dump_memory_partitions): Move from tree-ssa-operands.c
2358 (debug_memory_partitions): Likewise.
2359 (need_to_partition_p): New.
2360 (dump_mem_ref_stats): New.
2361 (debug_mem_ref_stats): New.
2362 (dump_mem_sym_stats): New.
2363 (debug_mem_sym_stats): New.
2364 (update_mem_sym_stats_from_stmt): New.
2365 (compare_mp_info_entries): New.
2366 (mp_info_cmp): Call it.
2367 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2369 (get_mpt_for): Move from tree-ssa-operands.c.
2370 (find_partition_for): New.
2371 (create_partition_for): Remove.
2372 (estimate_vop_reduction): New.
2373 (update_reference_counts): New.
2374 (build_mp_info): New.
2375 (compute_memory_partitions): Refactor.
2376 Document new heuristic.
2377 Call build_mp_info, update_reference_counts,
2378 find_partition_for and estimate_vop_reduction.
2379 (compute_may_aliases): Populate virtual operands before
2380 calling debugging dumps.
2381 (delete_mem_sym_stats): New.
2382 (delete_mem_ref_stats): New.
2383 (init_mem_ref_stats): New.
2384 (init_alias_info): Call it.
2385 (maybe_create_global_var): Remove alias_info argument.
2386 Get number of call sites and number of pure/const call sites
2387 from gimple_mem_ref_stats().
2388 (dump_alias_info): Call dump_memory_partitions first.
2389 (dump_points_to_info_for): Show how many times a pointer has
2391 * opts.c (decode_options): For -O2 set --param
2392 max-aliased-vops to 500.
2393 For -O3 set --param max-aliased-vops to 1000 and --param
2394 avg-aliased-vops to 3.
2395 * fortran/options.c (gfc_init_options): Remove assignment to
2397 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2398 * tree-dfa.c (dump_variable): Dump memory reference
2400 Dump NO_ALIAS* settings.
2401 (referenced_var_lookup): Tidy.
2402 (mem_sym_stats): New.
2403 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2404 and ORIG are different SSA names for a memory partition.
2405 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2406 * tree-flow.h (struct mem_sym_stats_d): Define.
2407 (mem_sym_stats_t): Define.
2408 (struct mem_ref_stats_d): Define.
2409 (struct gimple_df): Add field mem_ref_stats.
2410 (enum noalias_state): Define.
2411 (struct var_ann_d): Add bitfield noalias_state.
2412 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2413 debug_mem_ref_stats, debug_memory_partitions,
2414 debug_mem_sym_stats): Declare.
2415 * tree-ssa-structalias.c (update_alias_info): Update call
2416 sites, pure/const call sites and asm sites in structure
2417 returned by gimple_mem_ref_stats.
2418 Remove local variable IS_POTENTIAL_DEREF.
2419 Increase NUM_DEREFS if the memory expression is a potential
2421 Call update_mem_sym_stats_from_stmt.
2422 If the memory references memory, call
2423 update_mem_sym_stats_from_stmt for all the direct memory
2424 symbol references found.
2425 (intra_create_variable_infos): Set noalias_state field for
2426 pointer arguments according to the value of
2427 flag_argument_noalias.
2428 * tree-ssa-structalias.h (struct alias_info): Remove fields
2429 num_calls_found and num_pure_const_calls_found.
2430 (update_mem_sym_stats_from_stmt): Declare.
2431 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2432 Set default value to 100.
2433 (PARAM_AVG_ALIASED_VOPS): Define.
2435 2007-04-11 Richard Guenther <rguenther@suse.de>
2438 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2439 a * -b + c as c - a * b if we honor sign dependent rounding.
2441 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2443 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2445 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2446 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2448 (initialize_trampoline): Don't use old-style function definition.
2449 (bfin_secondary_reload): Mark IN_P argument as unused.
2451 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2453 PR tree-optimization/31343
2454 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2455 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2456 * testsuite/gcc.dg/vect/pr31343.c: New.
2458 2007-04-10 Eric Christopher <echristo@apple.com>
2460 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2461 * config/i386/i386.md (*cmpfp0): Use.
2462 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2463 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2464 (fix_trunc<mode>_i386_fisttp): Ditto.
2465 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2466 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2467 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2468 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2469 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2470 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2471 (unnamed_splitters): Ditto.
2472 * config/i386/i386.c (output_fix_trunc): Assert that
2473 we're not being passed a TFmode operand.
2475 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2477 PR tree-optimization/31526
2478 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2479 n_basic_blocks to find newly added blocks.
2481 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2483 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2485 (fix_trunc<mode>si_sse): Ditto.
2486 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2487 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2488 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2489 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2490 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2491 expander using SSEMODEF mode macro.
2492 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2493 expander using SSEMODEF mode macro.
2494 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2495 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2496 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2497 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2498 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2499 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2500 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2501 Macroize insn using X87MODEF mode macro.
2503 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2505 * config/i386/sse.md (sse2_pinsrw): Removed.
2506 (sse2_pextrw): Renamed to ...
2507 (*sse2_pextrw): This.
2509 2007-04-09 Jan Hubicka <jh@suse.cz>
2512 * config/i386/sse.md
2513 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2514 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2515 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2516 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2518 2007-04-09 Jan Hubicka <jh@suse.cz>
2520 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2521 multiple fields of union.
2523 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2525 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2526 (create_preheaders): Check that loops are available.
2527 (fix_loop_structure): Clean up, improve comments.
2528 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2529 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2531 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2532 * predict.c (tree_estimate_probability): Do not call
2533 calculate_dominance_info. Call create_preheaders.
2534 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2535 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2537 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2538 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2539 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2540 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2543 2007-04-08 Jan Hubicka <jh@suse.cz>
2545 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2546 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2547 * fold-const.c (fold_unary): Use it.
2549 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2551 * varasm.c (assemble_variable): Remove call to
2552 lang_hooks.decls.prepare_assemble_variable.
2553 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2554 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2555 * langhooks.h (lang_hooks_for_decls): Remove
2556 prepare_assemble_variable.
2558 2007-04-08 Mike Stump <mrs@apple.com>
2560 * config/i386/i386.c: Use inc/dec on Core2.
2562 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2564 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2565 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2566 lhd_tree_inlining_end_inlining): Remove.
2567 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2568 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2570 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2571 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2572 lhd_tree_inlining_end_inlining): Remove prototypes.
2573 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2574 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2575 LANG_HOOKS_TREE_INLINING_START_INLINING,
2576 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2578 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2581 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2584 * config/avr/predicates.md (io_address_operand): Delete predicate.
2585 (low_io_address_operand): Don't use 'mode' argument.
2586 (higth_io_address_operand): Rename ...
2587 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2588 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2591 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2593 Revert change removing staticp.
2595 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2598 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2601 2007-04-07 Bruce Korb <bkorb@gnu.org>
2603 * c.opt: Add -Wformat-contains-nul.
2604 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2606 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2607 the NUL byte warning.
2609 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2611 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2613 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2615 * tree.c (staticp): No longer use staticp langhook.
2616 * langhooks.c (lhd_staticp): Removed.
2617 * langhooks.h (struct lang_hooks): Remove staticp.
2618 * c-common.c (c_staticp): Remove.
2619 * c-common.h (c_staticp): Ditto.
2620 * langhooks-defs.h (lhd_staticp): Ditto.
2621 (LHD_HOOKS_STATICP): Ditto
2622 * tree.h (gcc_assert_lowered): New macro.
2624 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2626 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2627 argument "reliable".
2628 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2629 Add argument "reliable". Propagate it through calls.
2630 (infer_loop_bounds_from_undefined): Derive number of iterations
2631 estimates from references in blocks that do not dominate loop latch.
2632 (gcov_type_to_double_int): New function.
2633 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2634 and expected_loop_iterations_unbounded.
2635 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2636 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2637 * tree-data-ref.c (estimated_loop_iterations): Export.
2638 (get_references_in_stmt): Fix -- do not return addresses of local
2640 * cfgloop.h (expected_loop_iterations_unbounded,
2641 estimated_loop_iterations): Declare.
2643 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2645 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2647 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2650 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2651 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2652 Use output_387_reg_move().
2653 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2654 expander using X87MODEF12 mode macro.
2655 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2656 choosing register preferences. Use output_387_reg_move().
2657 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2658 instead of "x". Use output_387_reg_move().
2659 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2660 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2661 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2662 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2663 Use output_387_reg_move().
2664 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2666 (*truncxf?f_i387 splitter): Ditto.
2668 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2670 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2671 LANG_HOOKS_SAFE_FROM_P.
2672 * expr.c (safe_from_p): Remove langhook call.
2673 * langhooks.h (lang_hooks): Remove safe_from_p.
2674 (lhd_safe_from_p): Remove prototype.
2675 * langhooks.c (lhd_safe_from_p): Remove.
2677 2007-04-06 Jan Hubicka <jh@suse.cz>
2679 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2682 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2685 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2686 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2687 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2689 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2690 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2692 2007-04-05 Richard Henderson <rth@redhat.com>
2694 * config/alpha/alpha.c (print_operand) [+]: Remove.
2695 (alpha_end_function): Print nop if call at end of function.
2696 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2697 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2698 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2699 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2700 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2701 the call pattern. Update peepholes to match.
2703 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2705 * doc/extend.texi (Other Builtins): Add decimal float variants
2707 * builtins.def: Ditto.
2708 * builtins.c (expand_builtin): Ditto.
2710 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2711 H.J. Lu <hongjiu.lu@intel.com>
2714 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2715 of V8HImode when calling ix86_binary_operator_ok.
2716 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2717 (sdot_prodv8hi): Operands 1 and 2 must be register.
2719 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2721 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2722 initialize align to silence bogus warning.
2724 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2727 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2729 (struct sra_walk_fns): Remove use_all parameter from use.
2730 (sra_hash_tree): Handle BIT_FIELD_REFs.
2731 (sra_elt_hash): Don't hash bitfld blocks.
2732 (sra_elt_eq): Skip them in parent compares as well. Handle
2734 (sra_walk_expr): Don't maintain or pass down use_all_p.
2735 (scan_use): Remove use_all parameter.
2736 (scalarize_use): Likewise. Re-expand assignment to
2737 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2738 output, and re-scalarize after output. Don't mark anything
2740 (scalarize_ldst): Adjust.
2741 (scalarize_walk_gimple_modify_statement): Likewise.
2742 (build_element_name_1): Handle BIT_FIELD_REFs.
2743 (instantiate_element): Don't warn for any element whose parent
2745 (instantiate_missing_elements_1): Return the sra_elt.
2746 (canon_type_for_field): New.
2747 (try_instantiate_multiple_fields): New.
2748 (instantiate_missing_elemnts): Use them.
2749 (mark_no_warning): Removed.
2750 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2751 (REPLDUP, sra_build_elt_assignment): New.
2752 (generate_copy_inout): Use them.
2753 (generate_element_copy): Likewise. Handle bitfld differences.
2754 (generate_element_zero): Don't recurse for blocks. Use
2755 sra_build_elt_assignment.
2756 (generate_one_element_int): Take elt instead of var. Use
2757 sra_build_elt_assignment.
2758 (generate_element_init_1): Adjust.
2759 (scalarize_use, scalarize_copy): Use REPLDUP.
2760 (scalarize_ldst): Move assert before dereference.
2761 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2763 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2765 * regmove.c: Fix unused variable warnings due to previous commit.
2767 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2769 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2770 (regmove_bb_head): Remove.
2771 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2772 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2773 problems with fixup_match_1.
2774 Don't initialize/free regmove_bb_head.
2776 (reg_is_remote_constant_p): If an insn is in the same basic block
2777 but not before INSN, consider it remote, too.
2779 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2782 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2783 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2785 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2788 (CONDITIONAL_REGISTER_USAGE): Likewise.
2790 2007-04-04 Richard Henderson <rth@redhat.com>
2792 * config/alpha/lib1funcs.asm: Remove unused file.
2794 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2797 * opts.c (print_specific_help): Fix --help=<language>
2799 (common_handle_option): Support --help=common.
2801 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2804 * gcc.c (main): Do not run the linker if
2805 print_subprocess_help indicates that it shouldn't be
2808 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2811 * doc/invoke.texi (--help=): Document <languages> value, fix
2812 formatting in tables of values.
2814 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2816 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2817 dllimport attribute of virtual methods.
2819 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2821 * config/score/crti.asm: Change _bss_start to __bss_start.
2822 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2823 (OUTGOING_REG_PARM_STACK_SPACE) update.
2824 * config/score/score.opt: add options to make backend support
2825 score5, score5u, score7 and score7d.
2826 * config/score/score.md: Likewise.
2827 * config/score/misc.md: Likewise.
2828 * config/score/mac.md: Likewise.
2829 * doc/invoke.texi: Likewise.
2830 * doc/md.texi: update constraints define.
2832 2007-04-03 Richard Henderson <rth@redhat.com>
2834 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2835 an appropriate type, use the mode instead.
2837 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2839 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2840 Set the default --with-arch setting to mips2.
2841 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2842 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2843 (MULTILIB_OSDIRNAMES): Delete.
2844 (MULTILIB_DIRNAMES): Define.
2845 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2846 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2847 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2848 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2849 VXWORKS_OS_CPP_BUILTINS.
2850 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2851 (MIPS_DEBUGGING_INFO): Undefine.
2852 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2854 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2857 * fold-const.c (native_encode_real): Encode real.c provided longs
2858 as a series of 32-bit native integers.
2859 (native_interpret_real): Interpret buffer as a series of 32-bit
2862 2007-04-03 Richard Guenther <rguenther@suse.de>
2864 * genpreds.c (write_insn_constraint_len): Write function
2865 optimized for CONSTRAINT_LEN implementation.
2866 (write_tm_preds_h): Output insn_constraint_len inline and
2867 use it for CONSTRAINT_LEN.
2868 (write_insn_preds_c): Don't output insn_constraint_len.
2869 * doc/md.texi (define_register_constraint): Document multi-letter
2870 constraints shall have the same length if they start with the same
2873 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.md (isinf<mode>2): Expand only when
2877 TARGET_C99_FUNCTIONS is set.
2879 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2881 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2882 (x86_64-*-linux*): Ditto.
2883 * config/i386/i386.opt (mpc): New option.
2884 * config/i386/i386.c (overrride_options): Handle
2885 ix87_precision_string.
2886 * config/i386/crtprec.c: New file.
2887 * config/i386/t-crtpc: Ditto.
2888 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2890 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2891 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2892 crtprec32.o, crtprec64.o and crtprec80.o.
2894 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2896 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2898 2007-04-02 Eric Christopher <echristo@apple.com>
2900 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2901 limitations on darwin.
2903 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2906 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2908 2007-04-02 Dave Korn <dave.korn@artimi.com>
2910 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2912 2007-04-02 Dave Korn <dave.korn@artimi.com>
2914 * libgcc2.h (exception_descriptor): Don't forward-declare.
2915 (__get_eh_table_language, __get_eh_table_version): Delete
2916 prototypes of long-dead functions.
2918 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2920 * ebitmap.h: New file
2921 * ebitmap.c: New file
2922 * Makefile.in (ebitmap.o): New target.
2924 2007-04-01 Jan Hubicka <jh@suse.cz>
2926 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2927 before very first instruction.
2929 2007-04-01 Jan Hubicka <jh@suse.cz>
2931 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2932 waring on 64bit hosts.
2933 * bitmap.h: Fix typo in bitmap_head_def.
2935 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2937 PR rtl-optimization/31391
2938 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2939 into a DELETED_LABEL note, and the label is in an empty basic
2940 block, update BB_END as well as BB_HEAD.
2942 2007-04-01 Richard Henderson <rth@redhat.com>
2944 PR tree-optimization/31169
2945 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2946 to varying if the range is outside [0, prec-1].
2948 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2951 * config/mips/mips.md (load_const_gp): New insn.
2952 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2953 the MIPS16 GP pseudo register if no_new_pseudos.
2954 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2956 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2959 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2961 (call_value): Likewise.
2963 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2964 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2967 * doc/invoke.texi: (optimization options): Reword description
2968 of -ffast-math. Document its primary purpose.
2970 2007-03-31 Richard Guenther <rguenther@suse.de>
2972 * omp-low.c (splay-tree.h): Include.
2973 (lookup_decl): Replace splay-tree usage by pointer-map.
2974 (maybe_lookup_decl): Likewise.
2975 (new_omp_context): Likewise.
2976 (delete_omp_context): Likewise.
2977 * gimplify.c (splay-tree.h): Include.
2978 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2980 (remap_ssa_name): Likewise.
2981 (remap_decl): Likewise.
2982 (remap_type_1): Likewise.
2983 (remap_type): Likewise.
2984 (copy_body_r): Likewise.
2985 (expand_call_inline): Likewise.
2986 (clone_body): Likewise.
2987 (copy_tree_r): Likewise.
2988 (remap_save_expr): Likewise.
2989 (unsave_r): Likewise.
2990 (unsave_expr_now): Likewise.
2991 (tree_function_versioning): Likewise.
2992 (build_duplicate_type): Likewise.
2993 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2994 (struct copy_body_data): Replace splay-tree by pointer-map.
2995 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2996 not $(SPLAY_TREE_H).
2997 (gimplify.o): Depend on $(SPLAY_TREE_H).
2998 (omp-low.p): Likewise.
3000 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3002 * config/avr/predicates.md (even_register_operand,
3003 odd_register_operand): New predicates.
3004 * config/avr/avr.md (movw peephole2): New.
3005 (movw_r peephole2): New.
3007 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3009 * tree.h (get_signed_or_unsigned_type): New.
3010 * fold-const.c (operand_equal_for_comparison_p): Use
3011 get_signed_or_unsigned_type instead of
3012 lang_hooks.types.signed_or_unsigned_type.
3013 * expr.c (store_expr): Ditto.
3014 * langhooks.c (get_signed_or_unsigned_type): New.
3015 (lhd_signed_or_unsigned_type): New.
3016 * langhooks.h (lhd_signed_or_unsigned_type): New.
3017 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3019 2007-03-30 Richard Henderson <rth@redhat.com>
3021 * tree-ssa-loop-ivopts.c: Include target.h.
3022 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3023 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3024 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3025 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3027 2007-03-30 Richard Henderson <rth@redhat.com>
3028 Kai Tietz <kai.tietz@onevision.com>
3030 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3032 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3033 (TARGET_64BIT_MS_ABI): New.
3034 (DBX_REGISTER_NUMBER): Handle 64-bit.
3035 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3036 (LONG_TYPE_SIZE): Force to 32.
3037 (REG_PARM_STACK_SPACE): New.
3038 (OUTGOING_REG_PARM_STACK_SPACE): New.
3039 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3040 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3041 (STACK_BOUNDARY): Use 128 for 64-bit.
3042 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3043 Add 64-bit implementation.
3044 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3046 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3047 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3048 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3049 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3050 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3051 TARGET_64BIT_MS_ABI.
3052 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3053 (ix86_pass_by_reference): Likewise.
3054 (ix86_function_value_regno_p): Likewise.
3055 (ix86_build_builtin_va_list): Likewise.
3056 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3057 (function_arg_advance_ms_64): New.
3058 (function_arg_advance): Call it.
3059 (function_arg_ms_64): New.
3060 (function_arg): Call it.
3061 (function_value_ms_64): New.
3062 (ix86_function_value_1): Call it.
3063 (return_in_memory_ms_64): New.
3064 (ix86_return_in_memory): Call it.
3065 (setup_incoming_varargs_ms_64): New.
3066 (ix86_setup_incoming_varargs): Call it.
3067 (ix86_expand_prologue): Handle 64-bit stack probing.
3068 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3069 (output_pic_addr_const): Likewise.
3070 (x86_this_parameter): Likewise.
3071 (x86_output_mi_thunk): Likewise.
3072 (x86_function_profiler): Likewise.
3073 (TARGET_STRICT_ARGUMENT_NAMING): New.
3074 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3075 (TARGET_64BIT_MS_ABI): New.
3076 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3077 * config/i386/i386.md (allocate_stack_worker): Remove.
3078 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3079 describe the clobber of eax without a match_scratch.
3080 (allocate_stack_worker_postreload): Remove.
3081 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3082 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3083 (allocate_stack_worker_rex64_postreload): Remove.
3084 (allocate_stack): Handle 64-bit.
3085 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3086 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3087 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3088 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3089 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3090 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3091 * config.build (x86_64-*-mingw*): New host.
3092 * config.host (x86_64-*-mingw*): New host.
3093 * config.gcc (x86_64-*-mingw*): New target.
3094 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3096 2007-03-30 Richard Henderson <rth@redhat.com>
3097 Kai Tietz <kai.tietz@onevision.com>
3099 * c-pragma.c (struct def_pragma_macro_value): New.
3100 (struct def_pragma_macro): New.
3101 (pushed_macro_table): New.
3102 (dpm_hash, dpm_eq): New.
3103 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3104 (init_pragma): Install them.
3105 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3107 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3109 * config/avr/avr.c (avr_override_options): Clear
3110 'flag_delete_null_pointer_checks'.
3112 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3115 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3116 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3117 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3118 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3119 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3120 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3121 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3123 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3125 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3127 * regmove.c: Move all of pass_stack_adjustments from here...
3128 * combine-stack-adj.c: ...to this new file.
3129 * Makefile.in: Add rules for combine-stack-adj.o.
3131 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3133 PR tree-optimization/31383
3134 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3135 to have the same length.
3137 2007-03-30 Jan Hubicka <jh@suse.cz>
3140 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3141 availablility; add more sanity checking; ask varpool only about
3144 2007-03-29 Richard Henderson <rth@redhat.com>
3146 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3147 to decide, but __SIZEOF_LONG_LONG__.
3149 2007-03-29 Richard Henderson <rth@redhat.com>
3151 * emutls.c (struct __emutls_array): New.
3152 (emutls_destroy): Use it instead of casting element 0 from void*.
3153 (__emutls_get_address): Likewise.
3155 2007-03-29 Richard Henderson <rth@redhat.com>
3157 * varasm.c (initializer_constant_valid_p): Don't deny
3158 DECL_DLLIMPORT_P on functions.
3160 * config/i386/cygming.h: Remove function declarations.
3161 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3162 (ASM_OUTPUT_LABELREF): Remove.
3163 (COMMON_ASM_OP): Remove.
3164 (ASM_OUTPUT_COMMON): Remove.
3165 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3166 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3167 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3168 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3169 Rename from TARGET_ENCODE_SECTION_INFO.
3170 * config/i386/netware.h: Likewise.
3171 * config/i386/i386-protos.h: Update.
3172 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3173 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3174 (legitimate_constant_p): Reject dllimports.
3175 (dllimport_map, get_dllimport_decl): New.
3176 (legitimize_dllimport_symbol): New.
3177 (legitimize_address, ix86_expand_move): Use it.
3178 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3179 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3180 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3181 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3182 * config/i386/predicates.md (constant_call_address_operand): Only
3183 accept symbols; reject dllimport_p symbols.
3184 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3185 i386_pe_maybe_record_exported_symbol.
3186 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3187 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3188 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3189 trust the setting of DECL_DLLIMPORT_P.
3190 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3191 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3192 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3193 tidy the argument scanning loop.
3194 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3195 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3196 (i386_pe_strip_name_encoding): Remove.
3197 (i386_pe_binds_local_p): New.
3198 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3199 (i386_pe_output_labelref): Remove.
3200 (i386_pe_asm_output_aligned_decl_common): New.
3201 (i386_pe_maybe_record_exported_symbol): Rename from
3202 i386_pe_record_exported_symbol; check for dllexported symbols.
3204 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3206 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3207 add comment explaining why vsnprintf cannot be used.
3209 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3211 PR tree-optimization/30666
3212 * tree.c (build_complex_type): When creating type names for DWARF2
3213 debug info, create TYPE_DECLs for TYPE_NAME instead of
3215 (build_common_tree_nodes_2): Use build_complex_type when building
3216 predefined complex types, to preserve canonical types.
3218 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3220 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3221 (noce_get_alt_condition): Look at it to determine whether to
3222 reverse the condition or not.
3223 (noce_get_condition): Substitute the truth for lies.
3224 (noce_find_if_block): Set the then_else_reversed field.
3226 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3228 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3229 destination of this insn.
3230 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3231 than calling gen_rtx_SET directly. Use r0 to hold the value of
3232 'address + 4' rather than a stack based temporary which can be
3235 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3237 * config/s390/s390.c (s390_secondary_input_reload_class,
3238 s390_secondary_output_reload_class): Functions removed.
3239 (s390_secondary_reload): New function.
3240 (TARGET_SECONDARY_RELOAD): Target macro defined.
3241 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3242 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3243 * config/s390/s390.md ("reload_outti", "reload_outdi",
3244 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3245 "reload_out<mode>"): Expanders removed.
3246 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3247 "reload<mode>_nonoffmem_out"): Expanders added.
3249 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3251 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3252 SRC->DEST replacement failed anyway.
3254 2007-03-28 Mike Stump <mrs@apple.com>
3256 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3257 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3258 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3260 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3262 * config.gcc: Accept barcelona as a variant of amdfam10.
3263 * config/i386/i386.c (override_options): Likewise.
3264 * doc/invoke.texi: Likewise.
3266 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3268 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3269 offsets for BIT_FIELD_REF and COMPONENT_REF.
3271 2007-03-28 Richard Guenther <rguenther@suse.de>
3273 * tree.c (is_global_var): Move ...
3274 * tree-flow-inline.h (is_global_var): ... here.
3275 * tree.h (is_global_var): Remove declaration.
3277 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3281 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3282 * config/i386/i386.c (ix86_tune_features): Initialize new
3284 * config/i386/predicates.md (promotable_binary_operator): Use
3285 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3287 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3290 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3292 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3294 * config/fr30/fr30.md (movsi_internal): Change destination
3295 constraint from m to V and add m to the end.
3297 2007-03-28 Christian Bruel <christian.bruel@st.com>
3299 * config/sh/sh.md (movsi_i): Fix type attribute.
3301 2007-03-28 Christian Bruel <christian.bruel@st.com>
3303 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3304 (movsf_ie): Likewise.
3306 2007-03-28 Christian Bruel <christian.bruel@st.com>
3308 * config.gcc: Add sh4-300 to multilib.
3309 * config/sh/t-mlib-sh4-300: New file.
3311 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3313 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3314 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3316 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3317 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3318 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3319 "fixuns_trunctddi2"): Whitespace fix.
3321 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3323 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3324 the definition of struct sh_args.
3325 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3326 CALL_COOKIE_INT_REG_GET): Likewise.
3328 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3330 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3331 transformations are applied successfully.
3333 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3335 * tree.c (tree_contains_struct): Permit 512 tree codes.
3336 * tree.h (tree_contains_struct): Ditto.
3337 (MAX_TREE_CODES): Ditto.
3338 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3339 SPARE member to store remaining padding bits.
3341 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3343 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3346 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3348 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3349 * configure: Regenerate.
3351 * configure: Regenerate using the correct version of autoconf.
3353 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3355 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3357 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3358 regs to "__SP_L__" and "__SP_H__".
3360 2007-03-27 Richard Guenther <rguenther@suse.de>
3362 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3363 computations with it with a HOST_WIDE_INT variable.
3365 2007-03-26 Mike Stump <mrs@apple.com>
3367 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3368 objective-c-header, objective-c++-header and objc++-cpp-output
3370 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3372 2007-03-26 Richard Henderson <rth@redhat.com>
3375 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3376 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3377 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3378 IX86_BUILTIN_PSRLQ128): New.
3379 (ix86_init_mmx_sse_builtins): Add them.
3380 (ix86_expand_builtin): Expand them.
3381 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3382 operand 2 be TImode.
3383 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3384 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3385 _mm_srli_epi64): Mark __B const.
3386 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3387 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3388 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3389 new two-vector shift builtins.
3391 2007-03-26 Ian Lance Taylor <iant@google.com>
3393 PR tree-optimization/31345
3394 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3395 [+INF, +INF(OVF)] into VARYING.
3397 2007-03-26 Zack Weinberg <zackw@panix.com>
3399 * gengtype-parse.c: New file.
3400 * gengtype-yacc.y: Delete.
3401 * gengtype-lex.l: Don't include gengtype-yacc.h.
3402 Define YY_DECL and yyterminate appropriately for recursive
3403 descent parser. yylval is now a string out-parameter to yylex.
3404 (HWS, EOID): New shorthand.
3405 (IWORD): Add a couple more types.
3406 (yylex): Add a setup stanza. Remove the complex rules for
3407 detecting GTY'ed types and typedefs; replace with simple
3408 keyword detectors. Adjust everything for the changed
3409 definition of yylval. Ignore all pp-directives, not just #define.
3411 (parse_file): Rename yybegin; do not call yyparse.
3413 * gengtype.c (xasprintf): Export again.
3414 (this_file): New. Use everywhere __FILE__ was being used.
3415 (get_lang_bitmap): Special case types defined in gengtype.c.
3416 (do_typedef, new_structure): Suppress definition of certain types.
3417 (new_structure): Improve diagnostics of duplicate definitions.
3418 Make sure location_s is associated with input.h.
3419 (nreverse_pairs, define_location_structures): New functions.
3420 (main): Improve tagging of kludge types. Remove old kludges
3421 for input.h types; use define_location_structures.
3422 * gengtype.h: Update prototypes. Define token codes here.
3423 * Makefile.in: Remove all references to gengtype-yacc.
3424 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3426 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3427 add GTY((skip)) to the field that's only conditionally there.
3428 * doc/install.texi: Document that Bison is no longer required
3429 unless building treelang.
3431 * gengtype.c: Don't include gtyp-gen.h.
3432 (srcdir): Declare here.
3433 (base_files, lang_dir_names): Allocate dynamically.
3434 (gt_files, num_gt_files, num_lang_dirs): New globals.
3435 (measure_input_list, read_input_line, read_input_list)
3436 (set_lang_bitmap): New functions.
3437 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3438 simplify, relying on read_input_list to set up the bitmaps.
3439 (main): Arguments are no longer unused. Check for correct number
3440 of command line arguments, set srcdir and srcdir_len, then call
3441 read_input_list, before doing anything else. No need to worry
3442 about duplicates in main loop.
3443 * configure.ac: Simplify the calculation of all_gtfiles.
3444 Put language tags in there. Don't set or substitute
3445 all_gtfiles_files_langs or all_gtfiles_files_frags.
3446 * Makefile.in: Revamp the way gengtype is invoked, now that it
3447 takes a file on its command line with a much simpler format.
3448 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3449 (GTFILES): Remove duplicates and C source files.
3450 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3451 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3452 * configure: Regenerate.
3454 * gengtype.h: Remove all type definitions to gengtype.c; leave
3455 only definitions of options_p, type_p, and pair_p as opaque
3456 pointers. Update prototypes.
3457 * gengtype.c: Many type definitions moved here from gengtype.h.
3458 Consolidate type definitions at the top of the file.
3459 (xvasprintf): Delete.
3460 (xasprintf): Make static.
3461 (create_nested_pointer_option): Add 'next' parameter.
3462 (create_field_all, create_field_at): New functions.
3463 (create_field): Now a thin wrapper around create_field_all.
3464 (create_optional_field): Rename create_optional_field_ and add
3465 line argument. Original name is now a macro which supplies
3467 (oprintf): Use vsnprintf directly.
3468 (close_output_files): Use fatal rather than perror/exit.
3469 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3470 (main): Set progname. Don't use exit.
3471 * gengtype-yacc.y (struct_fields): Use create_field_at.
3472 (option, optionseqopt): Delete.
3473 (optionseq): Consolidate productions from option here so we
3474 can use the first argument to create_option.
3476 * gengtype-lex.l: Distinguish unions from structures in the
3477 token type. Don't call find_structure; return the tag as a string.
3478 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3479 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3480 Reorganize typedef_struct production accordingly.
3481 Use create_nested_ptr_option.
3482 * gengtype.c (create_nested_ptr_option): New function.
3483 * gengtype.h: Declare it.
3485 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3486 (string_type): Don't declare.
3487 (do_scalar_typedef): Declare.
3488 (create_scalar_type): Update prototype.
3489 * gengtype.c (string_type): Make static.
3490 (scalar_nonchar, scalar_char): New.
3491 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3492 (resolve_typedef): Use scalar_nonchar for error recovery.
3493 (create_scalar_type): Remove name_len field. Return scalar_char
3494 or scalar_nonchar as appropriate.
3495 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3497 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3499 (main): Initialize scalar_char and scalar_nonchar before calling
3501 * gengtype-lex.l: Adjust for removal of second argument to
3502 create_scalar_type. Use yylval.s instead of yylval.t when
3504 * gengtype-yacc.y: Type of SCALAR is string. Call
3505 create_scalar_type from type:SCALAR rule. Adjust for removal of
3506 second argument to create_scalar_type.
3508 * vec.h: Remove all #if IN_GENGTYPE blocks.
3509 Add comment saying that changes may require adjustments to gengtype.
3510 * gengtype.c: Don't include coretypes.h or tm.h.
3511 Add comment to inclusion of errors.h.
3512 (note_def_vec, note_def_vec_alloc): New functions.
3513 * gengtype.h: Declare new functions.
3514 * gengtype-lex.l: Don't include coretypes.h.
3515 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3517 (update_lineno): Remove unnecessary prototype.
3518 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3519 (VEC rule): Just return VEC_TOKEN.
3520 * gengtype-yacc.y (VEC_TOKEN): New token type.
3521 (type): Add a production for VEC(a,b).
3522 * Makefile.in: Update dependencies.
3524 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3525 typedefs that use the old PARAMS macro.
3527 * gengtype-lex.l: Remove all rules and states relating to yacc
3529 * gengtype-yacc.y: Similarly.
3530 * gengtype.c (note_yacc_type): Delete function.
3531 * gengtype.h: Update prototypes.
3533 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3535 * tree-pretty-print.c (dump_generic_node): Report precision of
3536 unnamed integer types.
3538 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3540 * ifcvt.c (noce_try_store_flag_constants): Don't check
3541 no_new_pseudos here.
3542 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3543 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3544 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3545 noce_try_sign_mask): Likewise.
3546 (if_convert): Check no_new_pseudos here.
3548 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3550 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3551 (noce_get_condition): Handle new then_else_reversed argument.
3552 (noce_init_if_info): Remove, fold into noce_find_if_block.
3553 (noce_process_if_block): Take a struct noce_if_info as the
3554 argument. Don't set up one based on ce_if_info. Update pointer
3555 references accordingly.
3556 (cond_move_process_if_block): Likewise.
3557 (process_if_block): Removed.
3558 (find_if_block): Removed. Move functionality two new functions,
3559 noce_find_if_block and cond_exec_find_if_block.
3560 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3561 blocks and the symmetric IF-ELSE-JOIN case.
3562 (cond_exec_find_if_block): Also new function mostly based on old
3563 find_if_block and process_if_block.
3564 (find_if_header): Replace find_if_block call with separately
3565 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3566 (find_cond_trap): Update noce_get_condition call.
3567 (dead_or_predicable): Likewise.
3569 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3571 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3573 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3574 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3575 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3576 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3577 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3578 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3579 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3580 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3581 __builtin_ia32_psrad128 builtins.
3583 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3585 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3586 * config/i386/constraints.md
3587 (define_constraint "I"): Use IN_RANGE macro.
3588 (define_constraint "J"): Ditto.
3589 (define_constraint "K"): Ditto.
3590 (define_constraint "M"): Ditto.
3591 (define_constraint "N"): Ditto.
3592 (define_constraint "O"): Ditto.
3593 * config/i386/predicates.md
3594 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3595 (define_predicate "const_0_to_3_operand"): Ditto.
3596 (define_predicate "const_0_to_7_operand"): Ditto.
3597 (define_predicate "const_0_to_15_operand"): Ditto.
3598 (define_predicate "const_0_to_63_operand"): Ditto.
3599 (define_predicate "const_0_to_255_operand"): Ditto.
3600 (define_predicate "const_1_to_31_operand"): Ditto.
3601 (define_predicate "const_2_to_3_operand"): Ditto.
3602 (define_predicate "const_4_to_7_operand"): Ditto.
3604 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3606 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3607 in SImode for save_world.
3608 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3611 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3613 PR tree-optimization/30784
3614 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3617 2007-03-25 Revital Eres <eres@il.ibm.com>
3619 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3620 Fold movement_possibility function into it.
3622 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3624 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3625 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3626 (call_indirect_nonlocal_darwin64): Same.
3627 (call_nonlocal_darwin64): Same.
3628 (call_value_indirect_nonlocal_darwin64): Same.
3629 (call_value_nonlocal_darwin64): Same.
3630 (sibcall_nonlocal_darwin64): Same.
3631 (sibcall_value_nonlocal_darwin64): Same.
3632 (sibcall_symbolic_64): Same.
3633 (sibcall_value_symbolic_64): Same.
3634 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3636 (rs6000_emit_load_toc_table): Same.
3637 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3638 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3644 (load_toc_v4_pic_si): Same
3645 (load_toc_v4_PIC_1): Same.
3646 (load_toc_v4_PIC_1b): Same.
3647 (call_indirect_aix{32,64}): Same.
3648 (call_value_indirect_aix{32,64}): Same.
3651 (call_local{32,64}): Same.
3652 (call_value_local{32,64}): Same.
3653 (call_indirect_nonlocal_aix{32,64}): Same.
3654 (call_nonlocal_aix{32,64}): Same.
3655 (call_value_indirect_nonlocal_aix{32,64}): Same.
3656 (call_value_nonlocal_aix{32,64}): Same.
3657 (call_indirect_nonlocal_sysv<mode>): Same.
3658 (call_nonlocal_sysv<mode>): Same.
3659 (call_value_indirect_nonlocal_sysv<mode>): Same.
3660 (call_value_nonlocal_sysv<mode>): Same.
3662 (sibcall_local{32,64}): Same.
3663 (sibcall_value_local{32,64}): Same.
3664 (sibcall_nonlocal_aix{32,64}): Same.
3665 (sibcall_value_nonlocal_aix{32,64}): Same.
3666 (sibcall_nonlocal_sysv<mode>): Same.
3667 (sibcall_value): Same.
3668 (sibcall_value_nonlocal_sysv<mode>): Same.
3670 2007-03-24 Paul Brook <paul@codesourcery.com>
3672 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3673 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3675 2007-03-24 Richard Henderson <rth@redhat.com>
3677 * config/ia64/constraints.md: New file.
3678 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3679 satisfies_constraint_?.
3680 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3681 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3682 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3683 ia64_output_mi_thunk): Likewise.
3684 (ia64_const_ok_for_letter_p): Remove.
3685 (ia64_const_double_ok_for_letter_p): Remove.
3686 (ia64_extra_constraint): Remove.
3687 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3688 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3689 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3690 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3691 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3692 EXTRA_MEMORY_CONSTRAINT): Remove.
3693 * config/ia64/ia64.md: Include constriants.md. Replace
3694 CONST_OK_FOR_? with satisfies_constraint_?.
3696 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3697 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3701 (name macros): Use DPD_BID_NAME to convert names properly.
3703 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3704 decimal floating point format.
3705 (init_floating_libfuncs): Change decimal functions so that they
3706 have a "bid_" prefix if the decimal system uses the BID format,
3707 and "dpd_" prefix if the decimal system uses the DPD format.
3708 (init_interclass_conv_libfuncs): Ditto.
3709 (init_intraclass_conv_libfuncs): Ditto.
3711 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3712 using the BID format.
3714 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3715 whether we are using the BID decimal format.
3716 * configure: Regenerate.
3718 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3719 the compiler has decimal floating point enabled. Define
3720 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3723 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3724 using the BID format.
3726 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3727 whether we are using the BID decimal format.
3728 * configure: Regenerate.
3730 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3731 the compiler has decimal floating point enabled. Define
3732 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3735 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3736 options, and that it is enabled for i386/x86_64 systems.
3738 * Makefile.in (enable_decimal_float): New.
3740 (DECNUMINC): Add -I$(DECNUMFMT).
3741 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3742 to $(DECNUMFMT) from $(DECNUM).
3744 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3745 Substitute enable_decimal_float.
3746 * configure: Regenerated.
3749 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3752 * configure.ac: Enable decimal float for x86_64-*-linux*.
3753 * configure: Regenerated.
3756 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3757 decimal128ClearSign to flip and clear the sign bit in decimal128.
3758 (decimal_real_maxval): Set decimal128SetSign to set the sign
3761 2007-03-23 Ian Lance Taylor <iant@google.com>
3763 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3765 2007-03-23 Ian Lance Taylor <iant@google.com>
3767 * tree-dump.c (dump_files): Correct comment.
3769 2007-03-23 Ian Lance Taylor <iant@google.com>
3771 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3773 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3775 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3776 in cfglayout mode. Don't go into and out of cfglayout mode.
3777 Link the blocks in the order of the constructed traces.
3778 (rest_of_handle_tracer): Adjust call to tracer.
3779 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3780 Don't go into cfglayout mode.
3781 (rtl_loop_done): Don't go out of cfglayout mode.
3782 * cfglayout.c (relink_block_chain): New function, split out from...
3783 (fixup_reorder_chain): ...here. Remove redundant checking.
3784 (cfg_layout_finalize): Don't clear the header, footer, and aux
3785 fields here, move the code to do so to relink_block_chain. Likewise
3786 for free_original_copy_tables.
3787 * rtl.h (tracer): Update prototype.
3788 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3789 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3790 mode. Use relink_block_chain to serialize the CFG according to the
3791 new basic block order. Move targetm.cannot_modify_jumps_p check from
3793 (gate_handle_reorder_blocks): ...to here.
3794 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3796 (gate_duplicate_computed_gotos): ...to here.
3797 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3798 something always changes when going into and out of cfglayout mode.
3799 Perform an expensive cfg cleanup while going into cfglayout mode.
3800 Always update liveness information on HAVE_conditional_execution
3801 targets. Reserialize the basic blocks and go out of cfglayout mode.
3802 * reg-stack.c: Include cfglayout.h.
3803 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3804 the call to reorder_basic_blocks.
3805 * basic-block.h (reorder_basic_blocks): Update prototype.
3806 (relink_block_chain): New prototype.
3807 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3809 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3811 * config/mips/mips.md (type, hazard, *movdi_32bit,
3812 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3813 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3814 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3815 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3816 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3818 (movcc): Change first xfer to multi.
3819 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3820 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3821 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3822 config/mips/generic.md: Change reservations using "xfer" to use
3824 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3825 using match_operand.
3826 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3827 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3829 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3831 2007-03-22 Richard Henderson <rth@redhat.com>
3833 * config/i386/i386.c: Remove unnecessary function declarations.
3834 Move targetm definition, and all related macros, to the end of
3835 the file. Resort some functions to put definitions before uses.
3836 (ix86_attribute_table): Make static. Move to end of file.
3837 (ix86_gimplify_va_arg): Make static.
3839 2007-03-22 Richard Henderson <rth@redhat.com>
3841 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3842 don't increase local_regparm with force_align_arg_pointer check.
3843 (ix86_function_sseregparm): Assert 32-bit.
3844 (type_has_variadic_args_p): New.
3845 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3846 type_has_variadic_args_p.
3847 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3848 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3849 use memset instead. Do maybe_vaarg check first; skip attribute
3850 tests if true; skip attribute tests for 64-bit.
3851 (construct_container): Remove TARGET_DEBUG_ARG.
3852 (function_arg_advance_32, function_arg_advance_64): Split out ...
3853 (function_arg_advance): ... from here.
3854 (function_arg_32, function_arg_64): Split out ...
3855 (function_arg): ... from here.
3856 (ix86_pass_by_reference): Tidy.
3857 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3858 (function_value_32): New, from parts of ix86_function_value
3859 and ix86_value_regno.
3860 (function_value_64): New, from parts of ix86_function_value
3861 and ix86_libcall_value.
3862 (ix86_function_value_1): New.
3863 (ix86_function_value, ix86_libcall_value): Use it.
3864 (return_in_memory_32, return_in_memory_64): Split out ...
3865 (ix86_return_in_memory): ... from here.
3866 (ix86_struct_value_rtx): Skip for 64-bit.
3867 (ix86_libcall_value, ix86_value_regno): Remove.
3868 (setup_incoming_varargs_64): Split out ...
3869 (ix86_setup_incoming_varargs): ... from here.
3870 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3871 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3872 * config/i386/i386-protos.h (ix86_function_value): Remove.
3873 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3875 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3878 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3879 infinities not supported, otherwise emit warning if -Woverflow. On
3880 underflow, emit warning if -Woverflow.
3881 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3883 * real.h (real_from_string): Update declaration
3885 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3886 Richard Henderson <rth@redhat.com>
3888 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3889 * calls.c (compute_argument_block_size, expand_call,
3890 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3891 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3892 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3893 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3894 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3895 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3896 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3897 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3900 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3902 * c-incpath.c (add_sysroot_to_chain): New.
3903 (merge_include_chains): Add sysroot argument. Call
3904 add_sysroot_to_chain if sysrooted.
3905 (register_include_chains): Update call to merge_include_chains.
3906 * doc/cppopts.texi: Document use of '=' in include directory
3909 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3912 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3913 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3914 insn pattern using X87MODEF12 mode macro.
3916 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3918 * regmove.c (regmove_optimize): Use reg_mentioned_p
3919 instead of reg_overlap_mentioned_p for DST.
3921 2007-03-21 Mike Stump <mrs@apple.com>
3923 * c.opt: Fixup for Objective-C/C++.
3925 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3927 * explow.c (convert_memory_address): Fold memory reference when
3928 POINTERS_EXTEND_UNSIGNED < 0
3930 2007-03-21 Richard Henderson <rth@redhat.com>
3933 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3934 * config/i386/mmintrin.h (__m64): Likewise.
3935 * config/i386/xmmintrin.h (__m128): Likewise.
3937 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3939 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3940 (VXWORKS_OS_CPP_BUILTINS): Define.
3941 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3942 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3944 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3946 * rtl.h (constant_pool_reference_p): Delete.
3947 (find_constant_src): Declare.
3948 * rtlanal.c (find_constant_src): New function.
3949 * simplify-rtx.c (constant_pool_reference_p): Delete.
3950 * config/i386/i386.md: Use find_constant_src instead of
3951 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3953 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3955 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3956 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3958 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3960 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3961 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3962 (arm_elf_asm_constructor): Use it.
3963 (arm_elf_asm_destructor): New function.
3965 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3967 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3969 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3971 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3973 2007-03-19 Andrew Haley <aph@redhat.com>
3975 PR tree-optimization/31264
3976 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3979 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3981 PR rtl-optimization/30907
3982 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3983 (fwprop_init): Always call loop_optimizer_initialize.
3984 (fwprop_done): Always call loop_optimizer_finalize.
3985 (fwprop): We always have loop info now.
3986 (gate_fwprop_addr): Remove.
3987 (pass_fwprop_addr): Use gate_fwprop as gate.
3989 PR rtl-optimization/30841
3990 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3991 df_chain_alloc): Call df_reorganize_refs unconditionally.
3992 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3993 refs_organized to refs_organized_size.
3994 (df_ref_create_structure): Use refs_organized_size instead of
3995 bitmap_size if refs had been organized, and keep refs_organized_size
3997 * df.h (struct df_ref_info): Change refs_organized to
3998 refs_organized_size.
3999 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4002 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4004 * except.c (output_function_exception_table): Do not reference the
4005 EH personality routine for functions that do not require an
4008 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4011 * c-typeck.c (convert_for_assignment): Call comptypes for
4012 RECORD_TYPE or UNION_TYPE.
4015 * reload1.c (reload): Do invalid ASM checking after
4016 cleanup_subreg_operands.
4018 2007-03-19 Jeff Law <law@redhat.com>
4020 * tree-cfg.c (find_taken_edge): Tighten conditions for
4021 optimizing computed gotos.
4023 2007-03-19 Michael Matz <matz@suse.de>
4025 * builtins.c (expand_builtin_sync_operation,
4026 expand_builtin_compare_and_swap,
4027 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4030 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4031 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4034 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4036 * doc/tm.texi: Add brackets around the return type of
4037 TARGET_SECONDARY_RELOAD.
4039 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4040 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/31254
4043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4044 Use handled_component_p () where appropriate. Continue
4045 propagating into the rhs if we propagated into an INDIRECT_REF
4048 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4050 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4051 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4052 (xde, xdee): Mode attributes adjusted to support DFP modes.
4053 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4054 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4055 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4056 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4057 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4058 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4059 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4061 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4062 "movsf"): Insn definitions removed.
4063 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4064 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4065 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4067 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4068 "reload_in<mode>", "reload_out<mode>"): Expander added.
4069 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4072 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4074 * config/s390/s390.md: Only non-functional changes. Renamed
4075 FPR mode macro to BFP all over the file.
4077 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4079 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4080 (op_type attribute): RRF instruction type added.
4081 (fT0): New mode attribute.
4082 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4083 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4084 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4085 no secondary memory is needed when moving DFmode values between GPRs
4088 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4090 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4091 inverted and documentation adjusted.
4092 ("mhard-dfp", "msoft-dfp"): New options.
4093 * config/s390/s390.c (s390_handle_arch_option): New architecture
4095 (override_options): Sanity checks for the new options added.
4096 * config.gcc: New architecture switch: z9-ec.
4097 * config/s390/s390.h (processor_flags): PF_DFP added.
4098 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4099 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4100 when the bit is NOT set so remove it from the defaults.
4102 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4104 * genemit.c (main): Print include statement for dfp.h.
4105 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4108 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4110 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4112 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4115 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4118 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4120 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4121 attr_length_call, output_call, output_indirect_call): Cleanup
4122 formatting of targetm calls.
4124 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4126 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4128 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4130 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4131 reservation, bypass and anti-bypass descriptions for these instructions.
4132 Update move patterns.
4133 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4136 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4138 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4139 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4140 (get_initial_def_for_reduction): Likewise.
4142 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4144 Fix PR tree-optimization/29922
4145 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4146 (get_representative): Removed.
4147 (value_dies_in_block_x): Update for rvuse removal.
4148 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4149 (compute_antic_aux): Handle when PHI nodes appear in
4150 non-single-successors.
4151 (dump_bitmap_of_names): Removed.
4152 (compute_antic_safe): Renamed and removed rvuse calculation.
4153 Calculate only antic safe.
4154 (insert_into_preds_of_block): Remove assert.
4155 (execute_pre): Update for renamed functions.
4156 (defer_or_phi_translate_block): New function.
4158 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4160 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4161 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4163 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4164 Follow spelling conventions.
4166 * tree-data-ref.h: Remove the prototype for analyze_array.
4168 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4170 PR tree-optimization/31041
4171 * tree-vect-transform.c (get_initial_def_for_induction): Call
4172 force_gimple_operand.
4174 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4176 * ipa-type-escape.c (look_for_casts) : Revert code to use
4177 handled_component_p due to ada test a-numaux.adb.
4179 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4181 * final.c (final_scan_insn): Alter the condition of a
4182 conditional trap if we have nonstandard CC.
4184 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4186 * configure.ac: Remove excess quoting from asm line 0 test.
4187 * configure: Rebuilt.
4189 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4191 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4192 * c-common.c (convert_and_check): Move warning logic to...
4193 (warnings_for_convert_and_check): ...here. Define.
4194 * c-common.h (warnings_for_convert_and_check): Declare.
4196 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4198 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4199 (output_call): Likewise.
4201 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4203 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4205 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4207 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4209 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4212 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4214 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4216 PR tree-optimization/31183
4217 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4218 Use double_int instead of unsigned int for representing access_strides.
4219 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4221 2007-03-16 Richard Guenther <rguenther@suse.de>
4223 PR tree-optimization/31146
4224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4225 to allow recursion of forward_propagate_addr_expr.
4226 (forward_propagate_addr_into_variable_array_index): Likewise.
4227 (forward_propagate_addr_expr): Likewise.
4228 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4229 (forward_propagate_addr_expr_1): Recurse on simple copies
4230 instead of propagating into them. Do so for useless conversions
4232 (forward_propagate_addr_expr): Clean up unused statements after
4235 2007-03-16 Richard Guenther <rguenther@suse.de>
4237 * builtins.c (expand_builtin_cexpi): Use the right argument
4238 for the expansion via cexp.
4240 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4242 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4243 * configure: Rebuilt.
4245 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4248 * dwarf2out.c (force_type_die): Adjust comment.
4249 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4251 2007-03-15 DJ Delorie <dj@redhat.com>
4253 * config/frv/predicates.md (minmax_operator): Don't check operands
4256 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4258 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4259 Update constant estimates of number of iterations.
4260 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4261 argument renamed to "realistic".
4262 (compute_estimated_nb_iterations): Removed.
4263 (record_niter_bound): New function.
4264 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4265 call record_nonwrapping_iv with upper = false.
4266 (infer_loop_bounds_from_signedness): Pass upper argument to
4267 record_nonwrapping_iv.
4268 (estimate_numbers_of_iterations_loop): Do not call
4269 compute_estimated_nb_iterations. Record estimate based on profile
4270 information. Initialize the constant estimates of number of
4272 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4274 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4275 number of iterations is too small.
4276 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4277 (EST_NOT_AVAILABLE): Removed.
4278 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4279 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4282 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4284 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4285 Handle NE_EXPR guards.
4287 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4290 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4291 Set also -pedantic-errors by default for the preprocessor unless
4292 -fpermissive is given.
4294 2007-03-15 Richard Guenther <rguenther@suse.de>
4298 * builtins.c (expand_builtin_cexpi): As a fallback if we
4299 don't have builtins for sincos or cexp create a function
4300 declaration for cexp and expand to a call to that.
4301 (expand_builtin_int_roundingfn): Always fall
4302 back to floor/ceil and its variants even if they may be
4305 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4308 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4309 jump tables, move the call to delete_dead_jumptables from here...
4310 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4311 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4312 don't allow merging of blocks that try_redirect_by_replacing_jump
4313 also does not handle when not optimizing.
4315 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4316 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4318 * config/i386/i386.md (x86_sahf_1): Correctly handle
4321 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4325 x86_64_general_operand as operand[2] predicate. Remove "iF"
4326 from operand constraints and use "e" constraint instead.
4327 (*subti3_1, *subti3_1 splitter): Ditto.
4328 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4329 operand[1] predicate.
4331 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4333 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4334 arrays, multiply the access strides by the size of the sub-array.
4335 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4337 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4339 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4340 the configured assembler supports the sahf mnemonic.
4341 * configure: Regenerate.
4342 * config.in: Regenerate.
4344 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4345 emit "sahf" or ".byte\t0x9e" as asm template.
4347 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4350 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4351 option to replace hard coded TARGET_xxx in md file.
4352 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4353 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4354 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4355 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4356 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4357 (X86_TUNE_NOT_VECTORMODE): Ditto.
4358 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4359 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4360 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4361 (TUNE_SLOW_IMUL_IMM8): Ditto.
4362 (TUNE_MOVE_M1_VIA_OR): Ditto.
4363 (TUNE_NOT_UNPAIRABLE): Ditto.
4364 (TUNE_NOT_VECTORMODE): Ditto.
4366 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4369 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4370 tuning options instead of hard coded TARGET_xxx.
4371 (fix ssemode peephole2's): Ditto.
4372 (imul peephole2's): Ditto.
4374 (movdi_or_rex64): Ditto.
4375 (move peephole2): Ditto.
4376 (not peephole2's): Ditto.
4378 2007-03-14 Dirk Mueller <dmueller@suse.de>
4380 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4381 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4382 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4384 * c-parser.c (c_parser_do_statement): Warn about empty body in
4386 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4387 * doc/invoke.texi (-Wempty-body): Update documentation.
4389 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4392 * c-common.h (warn_for_div_by_zero): Declare.
4393 * c-common.c (warn_for_div_by_zero): Define.
4394 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4397 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4399 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4400 to PREFIX and STANDARD_PREFIX.
4402 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4403 Phil Edwards <phil@codesourcery.com>
4405 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4406 (__gthread_once_t): Remove busy field for RTPs.
4407 (__GTHREAD_ONCE_INIT): Update accordingly.
4409 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4411 * doc/invoke.texi: Document VxWorks options.
4413 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4415 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4417 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4419 PR tree-optimization/30590
4420 * tree-nrv.c (tree_nrv): Check for the partial update of the
4423 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4425 * flags.h (flag_random_seed): Remove declaration, in favor of...
4426 * toplev.h (get_random_seed, set_random_seed): ... these.
4427 * tree.c (get_file_function_name): Use the former.
4428 * opts.c (common_handle_option): Use the latter.
4431 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4434 * cse.c (cse_find_path): Do not bail out if a basic block that
4435 we already visited now becomes part of a path that starts at a
4436 different basic block. Just disallow this, to make sure we
4437 visit each basic block at most once.
4439 2007-03-13 Jan Hubicka <jh@suse.cz>
4441 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4442 when profile esitmate is present, calls with very low frequency are
4445 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4447 PR tree-optimization/30730
4448 PR tree-optimization/26900
4449 * tree-ssa-loop-niter.c: Include gmp.h.
4451 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4452 split_to_var_and_offset, determine_value_range,
4453 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4454 bound_difference, bounds_add, bounds_negate,
4455 number_of_iterations_ne_max, dump_affine_iv): New functions.
4456 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4457 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4458 difference of initial and final value of control iv to validate
4460 (number_of_iterations_cond): Add loop parameter. Determine bounds
4461 on the difference of the extremes of the control iv. Add dumps.
4462 (expand_simple_operations): Handle phi nodes.
4463 (simplify_using_initial_conditions): Do not record used conditions.
4464 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4465 Do not set additional_info.
4466 (implies_nonnegative_p, implies_ge_p): Removed.
4467 (derive_constant_upper_bound): Do not use parameter `additional'.
4468 (record_estimate): Parameter `additional' removed. Parameter
4469 `i_bound' added. Do not call derive_constant_upper_bound.
4470 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4471 bound the number of iterations estimate.
4472 (estimate_numbers_of_iterations_loop): Pass the estimate from
4473 the number of iterations analysis to record_estimate.
4474 * tree.h (multiple_of_p): Declare.
4475 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4476 (scev_const_prop): Do not check expression_expensive_p.
4477 * fold-const.c (multiple_of_p): Exported.
4478 * double-int.c (double_int_mask): Exported.
4479 * double-int.h (double_int_mask): Declare.
4480 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4481 field. Added max field.
4483 2007-03-13 David Taylor <taylor@candd.org>
4486 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4489 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4492 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4493 two unamed patterns.
4495 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.opt (mcx16, msahf): New options.
4498 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4499 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4501 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4502 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4503 Output -mcx16 and -msahf options when corresponding bit is set.
4505 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4508 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4510 * configure.ac: Test for assembler tolerance to # 0 "".
4511 * configure, config.in: Rebuilt.
4512 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4514 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4516 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4518 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4519 (handle_syscall): Handle direct system calls.
4520 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4522 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4524 * doc/invoke.texi: Fix cpp.info cross-reference.
4525 * doc/passes.texi: Fix gcc.info cross-reference.
4527 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4529 PR tree-optimization/30835
4530 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4531 bb_for_stmt is not NULL before accessing it.
4533 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4535 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4538 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4541 * doc/install.texi: Document --enable-stage1-languages
4543 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4545 * tree-pass.h (pass_into_cfg_layout_mode,
4546 pass_outof_cfg_layout_mode): Declare.
4547 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4548 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4549 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4550 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4552 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4554 * c-decl.c (warn_variable_length_array): New function.
4555 Refactored from grokdeclarator to handle warn_vla
4556 and handle unnamed array case.
4557 (grokdeclarator): Refactored VLA warning case.
4558 * c.opt (Wvla): New flag.
4559 * doc/invoke.texi (Wvla): New warning.
4561 2007-03-12 Richard Henderson <rth@redhat.com>
4563 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4564 (TARGET_SECTION_TYPE_FLAGS): New.
4566 2007-03-12 Richard Henderson <rth@redhat.com>
4568 * config/darwin.c (machopic_reloc_rw_mask): New.
4569 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4570 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4572 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4574 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4575 * cppdefault.h (cpp_PREFIX): Document.
4576 (cpp_PREFIX_len): Likewise.
4577 (cpp_EXEC_PREFIX): New variable.
4578 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4579 * c-incpath.c (add_standard_paths): Correct logic for relocating
4580 paths within prefix.
4582 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4584 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4585 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4587 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4588 fix_truncdfdi_sse using SSEMODEF mode macro.
4589 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4590 fix_truncdfsi_sse using SSEMODEF mode macro.
4591 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4592 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4594 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4596 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4599 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4601 * tree.h : Add multiple_of_p declaration.
4602 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4603 * ipa-type-escape.c (results_of_malloc): Redundant.
4604 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4605 (cast_type): Extended with new members.
4606 (check_cast): Returns cast_type.
4607 (cast): New structure for data of walk_use_def_chains.
4608 (is_malloc_result, is_cast_from_non_pointer_1,
4609 is_cast_from_non_pointer,
4610 is_array_access_through_pointer_and_index): New functions.
4611 (look_for_casts): Returns cast types.
4612 (check_call): Returns void.
4613 (okay_pointer_operation): Use support of pointer plus index,
4614 pointer plus constant and allow all multiplications.
4616 2007-03-11 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/31115
4619 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4620 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4621 A shift count of zero is not special as with *_DIV_EXPR.
4622 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4625 2007-03-11 Ian Lance Taylor <iant@google.com>
4627 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4628 the *_DIV_EXPR codes correctly with overflow infinities.
4630 2007-03-11 Ira Rosen <irar@il.ibm.com>
4632 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4633 indicate success/failure of the analysis. Add negation to subtrahend
4634 in case of subtraction. Fail if both operands contain constants.
4635 (create_data_ref): Fail if analyze_offset fails.
4637 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4639 * config/i386/i386.md (frndintxf2): Rename to ...
4640 (rintxf2): ... this. Remove expander having same name.
4641 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4642 (roundsf2, rounddf2): Ditto.
4643 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4644 (lround<mode>di2, lround<mode>si2): Ditto.
4646 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4648 * lower-subreg.c: Include except.h.
4649 (decompose_multiword_subregs): Verify that the only control flow
4650 insns we can split are loads to multi-words pseudos.
4651 Handle breaking such blocks after splitting, instead of calling
4652 find_many_sub_basic_blocks.
4654 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4655 on the new basic block. Add a lengthy comment explaining why we
4656 thought this was necessary.
4657 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4659 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4662 * tree.c (walk_type_fields): Recurse into the element type of
4663 ARRAY_TYPEs if there is a pointer set.
4665 2007-03-10 Dirk Mueller <dmueller@suse.de>
4667 * c-common.c (warn_logical_operator): Fix condition.
4669 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4671 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4673 * config/darwin.c (machopic_select_section): Remove superfluous
4674 argument in call to categorize_decl_for_section. Remove unused
4677 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4679 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4681 * configure: Regenerate.
4683 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4686 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4687 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4688 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4689 Add LABEL_NUSES to emitted label.
4690 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4691 branch probability value to emitted jump insn.
4692 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4693 Do not check life information and do not re-arrange input operands
4694 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4696 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4698 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4699 the change of decode_asm_operands.
4701 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4703 * mode-switching.c (create_pre_exit): Skip blockage insn.
4705 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4707 * tree-pass.h (TODO_update_smt_usage): Remove.
4709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4713 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4715 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4716 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4717 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4720 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4722 * gcc.c: Document %{, in big comment at top.
4723 (input_suffix_matches): Remove special handling for .s and
4725 (input_spec_matches): New.
4726 (handle_braces): Handle %{,.
4727 (validate_switches): ',' indicates a value which is not a switch.
4728 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4729 to detect assembler input.
4730 * config/i386/sol2.h (CPP_SPEC): Likewise.
4731 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4732 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4733 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4734 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4735 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4736 -m64 causes deployment target to default to 10.5.
4737 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4739 2007-03-09 Richard Henderson <rth@redhat.com>
4742 * target.h (targetm.asm.out.reloc_rw_mask): New.
4743 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4744 (TARGET_ASM_OUT): Use it.
4745 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4746 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4747 use the new reloc_rw_mask target hook instead.
4748 (default_section_type_flags_1): Merge into...
4749 (default_section_type_flags): ... here.
4750 (decl_readonly_section_1): Merge into...
4751 (decl_readonly_section): ... here.
4752 (default_elf_select_section_1): Merge into...
4753 (default_elf_select_section): ... here.
4754 (default_unique_section_1): Merge into...
4755 (default_unique_section): ... here.
4756 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4757 (default_select_rtx_section): Use it.
4758 (default_elf_select_rtx_section): Likewise.
4759 * output.h: Update to match.
4760 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4761 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4762 (TARGET_ASM_RELOC_RW_MASK): New.
4763 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4764 to categorize_decl_for_section.
4765 (x86_64_elf_unique_section): Likewise.
4766 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4767 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4768 (TARGET_ASM_RELOC_RW_MASK): New.
4769 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4770 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4771 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4772 (TARGET_RWRELOC): Remove.
4773 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4774 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4775 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4776 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4777 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4778 (rs6000_xcoff_select_section): Use decl_readonly_section.
4779 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4780 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4781 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4782 (TARGET_SECTION_TYPE_FLAGS): Remove.
4783 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4785 2007-03-09 Roger Sayle <roger@eyesopen.com>
4787 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4788 complex constant equality/inequality comparisons for here.
4789 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4790 known at compile-time or can be simplified to a scalar comparison.
4791 (fold_relational_const): Move compile-time evaluation of complex
4792 constant equality/inequality comparisons to here.
4794 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4796 PR rtl-optimization/30643
4797 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4799 (fold_rtx): Recurse, like before 2006-11-03.
4801 2007-03-09 DJ Delorie <dj@redhat.com>
4803 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4806 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4808 PR tree-optimization/30375
4809 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4810 LHS of statements is not the same.
4811 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4813 2007-03-09 Chao-ying Fu <fu@mips.com>
4815 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4817 * doc/invoke.texi (-mdspr2): Document new option.
4818 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4819 New unspec for DSP REV 2.
4820 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4821 these instructions are extended in DSP REV 2.
4822 (mips-dspr2.md): Include.
4823 * config/mips/mips.opt (mdspr2): New option.
4824 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4825 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4826 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4827 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4828 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4829 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4830 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4832 (bdesc_map): Add one field of unsupported_target_flags.
4833 (bdesc_arrays): Update entries to have extra fields. Add
4835 (mips_init_builtins): Initialize new function types.
4836 Check unsupported_target_fileds to filter out builtins.
4837 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4839 (ASM_SPEC): Pass mdspr2 to the assembler.
4840 * config/mips/mips-dspr2.md: New file.
4842 2007-03-09 Sa Liu <saliu@de.ibm.com>
4844 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4846 2007-03-09 Ian Lance Taylor <iant@google.com>
4848 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4849 argument) like -Wstrict-overflow=2.
4850 * doc/invoke.texi (Warning Options): Update documentation.
4852 2007-03-09 Dirk Mueller <dmueller@suse.de>
4855 * doc/invoke.texi (-Wlogical-op): Document.
4856 * common.opt (-Wlogical-op): New.
4857 * c-common.h (warn_logical_operator): Declare.
4858 * c-common.c (warn_logical_operator): Define.
4859 * c-typeck.c (parser_build_binary_op): Call
4860 warn_logical_operator.
4862 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4864 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4865 * final.c (final_scan_insn): Test for non-"" file name.
4867 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4869 * doc/loop.texi: Document the Omega linear constraints solver.
4870 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4871 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4872 omega-hash-table-size, omega-max-keys, and
4873 omega-eliminate-redundant-constraints.
4874 * tree-pass.h (pass_check_data_deps): Declared.
4877 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4878 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4879 pass_check_data_deps): New.
4880 * tree-data-ref.c (init_data_ref): Remove declaration.
4881 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4882 (analyze_array): Renamed init_array_ref, move up initializations.
4883 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4884 Removed arguments that are set to NULL.
4885 (analyze_indirect_ref): Correct indentation, correct call to
4887 (object_analysis): Call init_array_ref instead of analyze_array.
4888 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4889 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4890 of DR_ACCESS_FNS_ADDR.
4891 (init_omega_eq_with_af, omega_extract_distance_vectors,
4892 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4893 ddr_consistent_p): New.
4894 (compute_affine_dependence): Check consistency of ddrs when
4895 flag_check_data_deps is passed.
4896 (analyze_all_data_dependences): Uncomment.
4897 (tree_check_data_deps): New.
4898 * tree-data-ref.h: Include omega.h.
4899 (DR_ACCESS_FNS_ADDR): Removed.
4900 (data_dependence_relation): Add inner_loop.
4901 (DDR_INNER_LOOP): New.
4902 * common.opt (fcheck-data-deps): New.
4903 * tree-flow.h (tree_check_data_deps): Declare.
4904 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4905 (OBJS-common): Depend on omega.o.
4907 * passes.c (pass_check_data_deps): Scheduled.
4908 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4909 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4910 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4911 PARAM_VECT_MAX_VERSION_CHECKS,
4912 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4914 2007-03-09 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/30904
4918 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4919 the same way as *_DIV_EXPR.
4921 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4923 * recog.c (decode_asm_operands): No mixed declarations and code.
4925 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4927 * rtl.def (ASM_INPUT): Add location.
4928 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4929 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4930 (decode_asm_operands): Add loc operand.
4931 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4932 * stmt.c (expand_asm): Rename to...
4933 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4934 gen_rtx_ASM_INPUT_loc.
4935 (expand_asm_expr): Adjust.
4936 * recog.c (decode_asm_operands): Add loc operand.
4937 (check_asm_operands, extract_insn): Adjust.
4938 * reload1.c (maybe_fix_stack_asms): Likewise.
4939 * final.c (asm_insn_count): Likewise.
4940 (final_scan_insn): Output # line before and after asm.
4942 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4944 * tree-ssa-structalias.c (variable_info): Remove
4946 (new_var_info): Ditto.
4947 (shared_bitmap_info_t): New structure.
4948 (shared_bitmap_table): New variable.
4949 (shared_bitmap_hash): New function.
4950 (shared_bitmap_eq): Ditto
4951 (shared_bitmap_lookup): Ditto.
4952 (shared_bitmap_add): Ditto.
4953 (merge_smts_into): Change to take bitmap directly.
4954 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4955 (init_alias_vars): Init shared bitmap hashtable.
4956 (delete_points_to_sets): Delete shared bitmap hashtable.
4957 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4958 is_aliased removal as a change that was still necessary was
4961 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4963 * config/i386/i386.h (override_options): Conditionally disable
4964 x86_sahf for 64bit targets only.
4966 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4969 * c-decl.c (merge_decls): Don't call make_var_volatile.
4970 * varasm.c (make_var_volatile): Remove.
4971 * output.h (make_var_volatile): Remove.
4973 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4975 PR tree-optimization/31085
4976 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4978 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4980 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4981 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4982 ATTR_CONST_NOTHROW_LIST.
4984 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4987 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4989 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4991 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4994 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4996 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4997 passed, use shared libgcc.
4999 2007-03-08 Roger Sayle <roger@eyesopen.com>
5001 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5002 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5003 (honor_protect_cleanup_actions, lower_try_finally_switch):
5005 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5006 ifc_temp_var): Likewise.
5007 * tree-inline.c (setup_one_parameter): Likewise.
5008 * tree-mudflap.c (mf_decl_cache_locals,
5009 mf_build_check_statement_for): Likewise.
5010 * tree-nested.c (init_tmp_var, save_tmp_var,
5011 finalize_nesting_tree_1): Likewise.
5012 * tree-outof-ssa.c (insert_copy_on_edge,
5013 insert_backedge_copies): Likewise.
5014 * tree-profile.c (tree_gen_edge_profiler,
5015 tree_gen_ic_profiler): Likewise.
5016 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5017 * tree-sra.c (sra_build_assignment): Likewise.
5018 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5019 * tree-ssa-math-opts.c (insert_reciprocals,
5020 execute_cse_sincos_1): Likewise.
5021 * tree-tailcall.c (adjust_accumulator_values,
5022 adjust_return_value): Likewise.
5023 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5024 * tree-vect-transform.c (vect_create_data_ref_ptr,
5025 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5026 vect_create_epilog_for_reduction, vectorizable_reduction,
5027 vectorizable_call, vectorizable_conversion,
5028 vectorizable_assignment, vectorizable_operation,
5029 vectorizable_type_demotion, vect_gen_widened_results_half,
5030 vect_permute_store_chain, vectorizable_store,
5031 vect_setup_realignment, vect_permute_load_chain,
5032 vectorizable_load, vectorizable_condition,
5033 vect_create_cond_for_align_checks): Likewise.
5034 * tree-vrp.c (build_assert_expr_for): Likewise.
5036 2007-03-08 Ian Lance Taylor <iant@google.com>
5038 * tree-vrp.c: Include "intl.h".
5039 (usable_range_p): New static function.
5040 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5041 overflowed values, juts set *strict_overflow_p.
5042 (compare_values): Only return -2 if one of the operands is not a
5044 (compare_ranges): Call usable_range_p.
5045 (compare_range_with_value): Likewise.
5046 (vrp_evaluate_conditional_warnv): Rename from
5047 vrp_evaluate_conditional. Make static. Change all callers.
5048 (vrp_evaluate_conditional): New function.
5049 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5051 (simplify_abs_using_ranges): Likewise.
5052 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5053 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5054 within_stmt parameter.
5055 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5056 vrp_evaluate_conditional.
5057 * tree-ssa-threadedge.c
5058 (record_temporary_equivalences_from_stmts_at_dest): Change
5059 simplify parameter to take a second tree parameter.
5060 (simplify_control_stmt_condition): Likewise.
5061 (thread_across_edge): Likewise.
5062 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5063 (thread_across_edge): Likewise.
5064 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5066 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.h (TARGET_SAHF): New define.
5069 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5070 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5071 (x86_sahf): New global variable.
5072 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5073 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5074 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5075 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5077 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5078 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5079 when expanding fcomi/sahf based tests.
5080 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5081 expanding sahf based alternative. Emit sahf based sequence when
5082 optimizing for code size.
5083 * config/i386/i386.md (x86_sahf_1): Do not disable for
5084 TARGET_64BIT, enable for TARGET_SAHF.
5086 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5088 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5089 spurious whitespace from error message.
5091 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5094 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5096 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5098 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5100 * tree-sra.c (instantiate_element): Propagate disabled warnings
5101 from the element itself to the created variable.
5103 2007-03-07 Richard Henderson <rth@redhat.com>
5106 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5107 silently fix up the stack in the case of a missing register.
5109 2007-03-07 Paul Brook <paul@codesourcery.com>
5111 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5113 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5115 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5117 (phase1_vrs): Use them.
5118 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5119 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5120 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5121 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5122 __gnu_Unwind_Restore_WMMXC if required.
5123 (_Unwind_VRS_Pop): Implement iWMMXt support.
5124 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5125 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5126 gnu_Unwind_Save_WMMXC): Define.
5128 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5130 * config/vxworks.h (vxworks_override_options): Declare.
5131 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5132 * config/vxworks.c: Include target.h and toplev.h.
5133 (vxworks_override_options): New function.
5134 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5136 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5138 * config/s390/s390.c (override_options): Don't emit an error when
5139 -mstack-size is used without providing -mstack-guard.
5140 (s390_emit_prologue): Choose stack_guard value automatically if not
5141 provided via command line.
5142 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5144 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5146 * config/i386/i386.c (output_set_got): Add a GOT initialization
5147 sequence for VxWorks PIC.
5148 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5149 around labels as well as symbols. Use gotoff_operand instead
5150 of local_symbolic_operand.
5151 (legitimize_pic_address): Use gotoff_operand instead of
5152 local_symbolic_operand. Use @GOT accesses for labels as
5154 (ix86_output_addr_diff_elt): Use PC-relative rather than
5155 GP-relative offsets for VxWorks PIC.
5156 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5157 no_new_pseudos. Check whether the returned register is op0.
5158 * config/i386/i386.md (tablejump): Use PC-relative rather than
5159 GP-relative offsets for VxWorks PIC.
5160 * config/i386/predicates.md (gotoff_operand): New predicate.
5162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5164 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5166 * config/vxworks-dummy.h: New file.
5167 * config/i386/i386.h: Include it.
5169 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5171 * dwarf2out.c (is_inlined_entry_point): New
5172 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5173 DW_AT_ranges if the first subblock is the entry point.
5175 2007-03-06 David Daney <ddaney@avtrex.com>
5177 * doc/install.texi (mips-*-*): Change recommended binutils
5180 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5182 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5183 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5186 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5188 2007-03-06 Jan Hubicka <jh@suse.cz>
5190 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5191 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5193 (probably_cold_bb_p): Cold functions are cold.
5194 (probably_never_executed_bb_p): Cold functions are cold.
5195 (tree_bb_level_predictions): Predict calls to cold functions as not
5197 (compute_function_frequency): Check hot/cold attributes.
5198 * function.h (function_frequency): Update comments.
5199 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5200 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5201 (c_common_att): Add cold and hot.
5203 * doc/extend.texi (hot,cold attributes): Document.
5205 2007-03-06 Andrew Haley <aph@redhat.com>
5207 * function.c (expand_function_end): Move blockage to just after we
5208 emit the label for the naked return from the function.
5210 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5212 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5215 2007-03-06 Jan Hubicka <jh@suse.cz>
5217 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5218 loaded for constant large models. Non-large 64bit PIC can do.
5219 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5220 * cmodel.h: Add LARGE PIC.
5221 * i386.md (UNSPEC_PLTOFF): New.
5222 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5224 (*call_1_rex64): Disable for large models.
5225 (*call_1_rex64_large): New.
5226 (*call_value_1_rex64): Disable for large models.
5227 (*call_value_1_rex64_large): New.
5228 (set_rip_rex4): New.
5229 (set_got_offset_rex64): New.
5230 * predicates.md (constant_call_address_operand): For large model
5231 constant calls are not possible.
5232 * i386-protos.h (construct_plt_address): Declare.
5233 * i386.c (override_options): Accept large models.
5234 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5235 (legitimate_constant_p): Add new UNSPECs.
5236 (legitimate_pic_operand_p): Likewise.
5237 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5238 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5240 (output_pic_addr_const): Add PLTOFF.
5241 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5242 (ix86_expand_move): Legitimize pic address when in PIC mode.
5243 (construct_plt_address): New function.
5244 (ix86_expand_call): Offload the address to register and use GOT pointer
5246 * invoke.texi (mcmodel=large): Update documentation.
5248 2007-03-06 Richard Henderson <rth@redhat.com>
5250 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5251 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5252 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5253 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5254 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5255 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5256 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5257 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5258 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5259 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5260 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5261 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5262 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5263 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5264 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5265 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5266 x86_schedule, x86_use_bt, x86_pad_returns,
5267 x86_use_xchgb): Merge into ...
5268 (ix86_tune_features): ... here. New array.
5269 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5270 x86_bswap): Merge into ...
5271 (ix86_arch_features): ... here. New array.
5272 (x86_3dnow_a): Remove.
5273 (x86_accumulate_outgoing_args): Make static.
5274 (x86_arch_always_fancy_math_387): Make static.
5275 (ix86_tune_mask, ix86_arch_mask): Move ...
5276 (override_options): ... to local variables here. Apply the
5277 appropriate mask to each element of ix86_arch_features and
5278 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5279 as were done in the old macros.
5280 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5281 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5282 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5283 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5284 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5285 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5286 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5287 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5288 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5289 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5290 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5291 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5292 x86_accumulate_outgoing_args, x86_prologue_using_move,
5293 x86_epilogue_using_move, x86_decompose_lea,
5294 x86_arch_always_fancy_math_387, x86_shift1,
5295 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5296 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5297 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5298 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5299 x86_use_incdec, x86_pad_returns, x86_bswap,
5300 x86_partial_flag_reg_stall): Remove.
5301 (enum ix86_tune_indices): New.
5302 (ix86_tune_features): New.
5303 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5304 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5305 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5306 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5307 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5308 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5309 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5310 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5311 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5312 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5313 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5314 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5315 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5316 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5317 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5318 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5319 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5320 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5321 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5322 TARGET_EXT_80387_CONSTANTS): Use it.
5323 (enum ix86_arch_indices): New.
5324 (ix86_arch_features): New.
5325 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5326 TARGET_BSWAP): Use it.
5327 (ix86_tune_mask, ix86_arch_mask): Remove.
5329 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5332 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5333 Define using $${sysroot_headers_suffix}.
5334 * configure: Regenerate.
5335 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5336 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5338 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5339 * gcc.c (print_sysroot_headers_suffix): New.
5340 (option_map): Include --print-sysroot-headers-suffix.
5341 (display_help): Mention -print-sysroot-headers-suffix.
5342 (process_command): Handle -print-sysroot-headers-suffix.
5343 (do_spec_1): Append multilib directory to include-fixed path if
5344 sysroot suffixes in use.
5345 (main): Handle -print-sysroot-headers-suffix.
5346 * Makefile.in (start.encap): Don't depend on xlimits.h
5347 (xlimits.h): Remove.
5348 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5349 limits.h for each multilib in fixinc_list.
5350 (fixinc_list, s-fixinc_list): New.
5351 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5352 generate them for each multilib in fixinc_list.
5353 (stmp-fixproto): Use include-fixed. Run fixproto for each
5354 multilib in fixinc_list.
5355 (mostlyclean): Don't remove xlimits.h.
5356 (clean): Remove include-fixed.
5357 (real-install-headers-tar, real-install-headers-cpio,
5358 real-install-headers-cp): Don't copy include, only include-fixed.
5359 (install-mkheaders): Depend on fixinc_list. Don't depend on
5360 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5361 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5362 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5364 2007-03-06 Jan Hubicka <jh@suse.cz>
5366 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5371 * configure.ac: Allow tm_file to contain build-directory files.
5372 * configure: Regenerate.
5373 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5374 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5375 * config/m68k/print-sysroot-suffix.sh: New file.
5377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5379 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5380 of pic_offset_table_rtx if reload_completed.
5381 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5382 PIC_OFFSET_TABLE_REGNUM.
5383 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5385 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5386 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
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 call eh_return.
5393 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5395 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5396 functions that need a constant pool.
5398 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5401 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5402 (m68k_preferred_reload_class): Likewise.
5403 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5404 (SECONDARY_RELOAD_CLASS): Define.
5405 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5406 (LIMIT_RELOAD_CLASS): Delete.
5407 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5408 registers from storing bytes.
5409 (m68k_secondary_reload_class): New function.
5410 (m68k_preferred_reload_class): Likewise.
5412 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5414 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5416 (m68k_expand_prologue): Likewise.
5418 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5420 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5421 (mips_expand_epilogue): Add a bool parameter.
5422 (m68k_legitimize_sibcall_address): Declare.
5423 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5424 (m68k_expand_epilogue): Add a parameter to select between sibling
5425 and normal epilogues. Only generate a return for the latter.
5426 (m68k_ok_for_sibcall_p): New function.
5427 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5428 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5429 (sibcall_value, *sibcall_value): Likewise.
5430 (*call, *call_value): Require !SIBLING_CALL_P.
5431 (epilogue): Update call to m68k_expand_epilogue.
5432 (sibcall_epilogue): New pattern.
5433 * config/m68k/predicates.md (const_call_operand): Say that this
5434 predicate applies to sibling calls too.
5435 (sibcall_operand): New predicate.
5437 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5439 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5440 alternatives as movsi_cf.
5441 (movsf_cf_hard): Add commentary.
5443 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5444 Richard Sandiford <richard@codesourcery.com>
5446 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5447 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5448 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5449 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5450 as being live on exit from an interrupt function.
5451 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5452 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5453 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5454 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5455 (m68k_interrupt_function_p): Globalize.
5456 (m68k_compute_frame_layout): Remove reverse mask code.
5457 (m68k_emit_movem, m68k_set_frame_related): New functions.
5458 (m68k_output_function_prologue): Delete in favor of...
5459 (m68k_expand_prologue): ...this new function.
5460 (m68k_output_function_epilogue): Delete in favor of...
5461 (m68k_expand_epilogue): ...this new function.
5462 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5464 (print_operand): Handle %?.
5465 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5466 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5467 (prologue, epilogue): New patterns.
5468 (return): Turn into a define_expand.
5469 (*return): New pattern, derived from old "return" pattern. Use rte
5470 rather than rts for interrupt functions. Only use rtd if the pop
5472 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5473 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5474 (link, *link, unlink, *unlink, load_got): Likewise.
5476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5480 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5481 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5482 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5483 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5484 and m68k_matches_u_p.
5485 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5486 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5487 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5488 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5489 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5490 (REG_STRICT_P): New macro.
5491 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5492 PCREL_GENERAL_OPERAND_OK.
5493 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5494 m68k_legitimate_base_reg_p.
5495 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5496 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5497 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5498 * config/m68k/m68k.c (m68k_address): New structure.
5499 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5500 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5501 (m68k_jump_table_ref_p, m68k_decompose_address)
5502 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5503 (m68k_matches_u_p): New functions.
5504 (print_operand_address): Rewrite to use m68k_decompose_index.
5506 2007-03-05 David Taylor <dtaylor@emc.com>
5508 * gcc.c: Correct copyright date in --version output.
5510 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5512 * pa.md: In unamed move patterns, disparge copies between general
5513 and floating point registers using '?' modifier. Don't include 'f'
5514 constraint for register preferences in DImode, SImode, HImode and
5515 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5516 Remove constraints for copies between general and floating registers
5517 in soft-float DFmode pattern.
5518 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5522 2007-03-05 Mike Stump <mrs@apple.com>
5524 * c-common.c (targetcm): Add.
5525 * c-opts.c (c_common_handle_option): Handle language specific
5527 * opts.c (handle_option): Verify language for target options, if
5529 * opth-gen.awk: Add CL_LANG_ALL.
5530 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5531 (TARGETCM_INITIALIZER): Add.
5532 * target.h (struct gcc_targetcm): Add.
5534 * targhooks.c (default_handle_c_option): Add.
5535 * targhooks.h (default_handle_c_option): Add.
5536 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5538 * config/darwin.opt (iframework): Add.
5539 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5540 * config/darwin-c.c (handle_c_option): Add.
5541 (TARGET_HANDLE_C_OPTION): Add.
5543 * doc/invoke.texi (Darwin Options): Add -iframework.
5545 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5547 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5550 2007-03-05 Ian Lance Taylor <iant@google.com>
5552 * c.opt (fgnu89-inline): New option.
5553 * c-opts.c (c_common_post_options): Set default value for
5555 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5556 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5558 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5559 (grokdeclarator, start_function): Likewise.
5560 * c-cppbuiltin.c (c_cpp_builtins): Define either
5561 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5562 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5563 (C Dialect Options): Document -fgnu89-inline.
5564 * doc/extend.texi (Function Attributes): Explain what the
5565 gnu_inline attribute does.
5566 * doc/cpp.texi (Common Predefined Macros): Document
5567 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5569 2007-03-05 Ian Lance Taylor <iant@google.com>
5571 PR tree-optimization/31034
5572 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5573 half-range if the other side is an overflow infinity.
5575 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5577 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5578 (bfin*-linux-uclibc*): New configuration.
5579 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5581 * config/bfin/linux.h: New file.
5582 * config/bfin/libgcc-bfin.ver: New file.
5583 * config/bfin/t-bfin-uclinux: New file.
5584 * config/bfin/t-bfin-linux: New file.
5585 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5586 (TARGET_OS_CPP_BUILTINS): New macro.
5588 2007-03-05 Richard Guenther <rguenther@suse.de>
5590 * fold-const.c (fold_binary): Remove duplicate folding
5591 of comparison of non-null ADDR_EXPR against null.
5593 2007-03-05 Richard Guenther <rguenther@suse.de>
5594 Dorit Nuzman <dorit@il.ibm.com>
5596 PR tree-optimization/26420
5597 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5598 are no loops in the function. Only print the number of
5599 vectorized loops if it is greater than zero or we are supposed
5600 to print information about unvectorized loops.
5602 2007-03-05 Revital Eres <eres@il.ibm.com>
5604 * gcc.dg/var-expand1.c: New test.
5605 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5606 when an accumulator is expanded.
5608 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5611 * c-common.c (convert_and_check): Don't give warnings for
5612 conversion if 'expr' already overflowed.
5614 2007-03-04 Roger Sayle <roger@eyesopen.com>
5617 * fold-const.c (fold_comparison): Enforce type consistency when
5618 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5620 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5622 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5623 containing a cast to the base of TARGET_MEM_REF.
5625 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5627 * tree.c (tree_contains_struct_check_failed): Remove spurious
5628 whitespace from error message.
5630 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5633 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5634 instead of precision.
5636 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5637 Nathan Sidwell <nathan@codesourcery.com>
5639 * emit-rtl.c (find_auto_inc): New.
5640 (try_split): recreate REG_INC notes,
5641 Use regular for loops rather than whiles.
5643 2007-03-03 Andreas Schwab <schwab@suse.de>
5645 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5646 * configure: Regenerate.
5648 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5651 flag_rounding_math, not flag_unsafe_math_optimizations.
5653 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5655 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5656 alpha_fold_vector_minmax): Likewise.
5657 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5658 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5660 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5662 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5663 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5664 if the lhs has side-effects.
5665 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5667 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/i386.h (TUNEMASK): Remove define.
5670 (ARCHMASK): Remove define.
5671 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5672 Use ix86_arch_mask variable instead of ARCHMASK.
5673 * config/i386/i386.c (override_options): Ditto.
5674 (standard_80387_constant_p): Ditto.
5676 2007-03-02 Ian Lance Taylor <iant@google.com>
5678 Used signed infinities in VRP.
5679 * tree-vrp.c (uses_overflow_infinity): New static function.
5680 (supports_overflow_infinity): New static function.
5681 (make_overflow_infinity): New static function.
5682 (negative_overflow_infinity): New static function.
5683 (positive_overflow_infinity): New static function.
5684 (is_negative_overflow_infinity): New static function.
5685 (is_positive_overflow_infinity): New static function.
5686 (is_overflow_infinity): New static function.
5687 (overflow_infinity_range_p): New static function.
5688 (compare_values_warnv): New function split out of compare_values.
5689 (compare_value): Call it.
5690 (set_value_range_to_nonnegative): Add overflow_infinity
5691 parameter. Change caller.
5692 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5694 (vrp_expr_computes_nonzero): Likewise.
5695 (compare_ranges, compare_range_with_value): Likewise.
5696 (compare_name_with_value, compare_names): Likewise.
5697 (vrp_evaluate_conditional): Likewise.
5698 (set_value_range): Handle infinity
5699 (vrp_operand_equal_p, operand_less_p): Likewise.
5700 (extract_range_from_assert): Likewise.
5701 (vrp_int_const_binop): Likewise.
5702 (extract_range_from_binary_expr): Likewise.
5703 (extract_range_from_unary_expr): Likewise.
5704 (extract_range_from_comparison): Likewise.
5705 (extract_range_from_expr): Likewise.
5706 (dump_value_range): Likewise.
5707 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5708 (test_for_singularity): Likewise.
5709 (vrp_int_const_binop): Remove inline qualifier.
5710 (adjust_range_with_scev): Add comment.
5711 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5713 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5715 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5716 (get_constraint_for): Likewise.
5717 (do_structure_copy): Likewise.
5718 (find_func_aliases): Fix references to MODIFY_EXPR.
5719 (intra_create_variable_infos): Tidy.
5720 * tree-ssa-operands.c (add_virtual_operand): Add argument
5722 When adding members of alias sets, if IS_CALL_SITE is true and
5723 the symbol is not call-clobbered, skip it.
5726 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5728 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5729 entry by means of emit_insn_at_entry.
5731 2007-03-02 Richard Henderson <rth@redhat.com>
5733 * expr.h (promoted_input_arg): Remove decl.
5734 * function.c (promoted_input_arg): Merge into ...
5735 * combine.c (setup_incoming_promotions): ... only caller.
5736 Rearrange to avoid double loop.
5738 2007-03-02 Ben Elliston <bje@au.ibm.com>
5739 Peter Bergner <bergner@vnet.ibm.com>
5740 Janis Johnson <janis187@us.ibm.com>
5742 * config/rs6000/dfp.md: New file.
5743 * config/rs6000/rs6000.md: Include dfp.md.
5744 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5745 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5746 and TDmode decimal float modes in FP registers.
5747 (num_insns_constant): Likewise.
5748 (rs6000_legitimate_offset_address_p): Likewise.
5749 (rs6000_legitimize_address): Likewise.
5750 (rs6000_legitimize_reload_address): Likewise.
5751 (rs6000_legitimate_address): Likewise.
5752 (rs6000_emit_move): Likewise.
5753 (function_arg_boundary): Likewise.
5754 (function_arg_advance): Likewise.
5755 (rs6000_darwin64_record_arg_recurse): Likewise.
5756 (function_arg): Likewise.
5757 (rs6000_gimplify_va_arg): Likewise.
5758 (rs6000_split_multireg_move): Likewise.
5759 (rs6000_output_function_epilogue): Likewise.
5760 (rs6000_output_function_epilogue): Likewise.
5761 (rs6000_register_move_cost): Likewise.
5762 (rs6000_function_value): Likewise.
5763 (rs6000_libcall_value): Likewise.
5765 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5767 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5769 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5771 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5772 Use $MULTIDIR to choose between the kernel and RTP headers,
5773 and use $WIND_BASE and $WIND_USR to locate them.
5775 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5777 * config/i386/i386.c (override_options): Put initialization of
5778 ix86_tune_mask and ix86_arch_mask to the correct place.
5780 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5781 Michael Meissner <michael.meissner@amd.com>
5784 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5786 (TARGET_CMOVE): Use ARCHMASK.
5787 (TARGET_CMPXCHG): Ditto.
5788 (TARGET_CMPXCHG8B): Ditto.
5789 (TARGET_XADD): Ditto.
5790 (TARGET_BSWAP): Ditto.
5791 * config/i386/i386.c (ix86_tune_mask): New global variable.
5792 (ix86_arch_mask): Ditto.
5793 (override_options): Initialize ix86_tune_mask and
5794 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5797 2007-03-02 Ben Elliston <bje@au.ibm.com>
5800 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5802 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5804 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5805 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5806 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5807 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5809 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5810 rs6000_init_dwarf_reg_sizes_extra): New.
5811 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5812 SPE register high parts.
5814 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5816 * Makefile.in: Add install-pdf target as
5817 copied from automake v1.10 rules.
5818 * configure.ac: Add install-pdf to target list.
5819 * configure: Regenerate.
5821 2007-03-01 Paul Brook <paul@codesourcery.com>
5823 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5824 modes to LDRD for DImode.
5825 (output_move_double): Fixup out of range ldrd/strd.
5826 (vfp_secondary_reload_class): Rename...
5827 (coproc_secondary_reload_class): ... to this. Add wb argument.
5828 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5829 coproc_secondary_reload_class for CLASS_IWMMXT.
5830 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5831 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5833 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5835 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5836 factor by the estimated number of iterations.
5837 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5840 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5841 decode_caches_intel, detect_caches_intel): New functions.
5842 (host_detect_local_cpu): Use detect_caches_amd and
5843 detect_caches_intel.
5845 2007-03-01 Richard Henderson <rth@redhat.com>
5847 * expr.c (emit_move_complex_push): Export.
5848 (emit_move_complex_parts): Split out from ...
5849 (emit_move_complex): ... here.
5850 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5851 * config/i386/i386.md (movcdi): New.
5853 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5856 size of mode1 to check for tieable modes in MMX case.
5858 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5860 * Makefile.in (rtlanal.o): Depend on tree.h.
5861 * rtl.h (offset_within_section_p, split_const): Declare.
5862 * rtlanal.c: Include tree.h.
5863 (offset_within_block_p): New function, taken from
5864 mips_offset_within_object_p.
5865 (split_const): New function, taken from mips_split_const.
5866 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5868 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5869 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5870 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5871 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5872 (m68k_illegitimate_symbolic_constant_p): New function.
5873 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5874 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5875 symbolic constant that might be outside the symbol's section,
5876 move the symbol first and then add the offset.
5877 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5879 * config/mips/mips.c (mips_split_const): Delete.
5880 (mips_offset_within_object_p): Delete.
5881 (mips_symbolic_constant_p): Use offset_within_section_p and
5882 split_const instead of mips_offset_within_object_p and
5884 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5885 (mips_legitimize_const_move, print_operand_reloc)
5886 (mips_dangerous_for_la25_p): Use split_const instead of
5889 2007-02-28 Eric Christopher <echristo@apple.com>
5891 * Makefile.in (install-include-dir): Don't rm -rf include.
5893 2007-02-28 Richard Guenther <rguenther@suse.de>
5896 * fold-const.c (fold_binary): Do not associate expressions
5897 with more than one variable for integer types that do not wrap.
5899 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5901 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5902 Delete, and replace with...
5903 (fold_builtin_call_array): This. Update callers to use it.
5904 * fold-const.c (fold_build_call_list): Delete, and replace with...
5905 (fold_build_call_array): This.
5906 (fold_build_call_list_initializer): Delete, and replace with...
5907 (fold_build_call_array_initializer): This.
5908 * tree.h: Update declarations to reflect above changes.
5910 * c-typeck.c (build_function_call): Store converted arguments
5911 in a stack-allocated array instead of building a list.
5912 (convert_arguments): Store arguments in the array passed in as an
5913 argument, and return the actual number of arguments.
5914 * c-format.c: (check_function_format): Pass arguments in an
5915 array instead of a list.
5916 * c-common.c (check_function_nonnull): Likewise.
5917 (check_function_sentinel): Likewise.
5918 (check_function_arguments): Likewise.
5919 * c-common.h: Update declarations to reflect above changes.
5921 2007-02-28 Jan Hubicka <jh@suse.cz>
5923 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5924 PRED_NEGATIVE_RETURN): Update outcomes.
5926 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5928 * calls.c (emit_library_call_value_1): Handle partial registers
5929 correctly when building up CALL_INSN_FUNCTION_USAGE.
5931 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5933 * pa/predicates.md (move_src_operand): Allow zero for mode.
5934 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5937 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5940 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5941 *movv2df_internal): Enable pattern only for valid operand
5943 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5944 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5946 2007-02-27 Mike Stump <mrs@apple.com>
5948 * config/darwin-crt3.c: Avoid compilation when compiling for a
5951 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5953 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5955 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5956 for fixed headers and limits.h.
5957 (install-include-dir, install-headers-tar, install-headers-cpio,
5958 install-headers-cp, real-install-headers-tar,
5959 real-install-headers-cpio, real-install-headers-cp): Handle
5960 include-fixed as well as include.
5961 (install-mkheaders): Don't install files that go only in include
5963 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5964 from GCC_INCLUDE_DIR.
5965 * gcc.c (process_command): Remove special -BstageN/ handling.
5966 (do_spec_1): Add include-fixed directories.
5968 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5970 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5972 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5974 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5977 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5979 * c-common.c (get_priority): Add check for
5980 SUPPORTS_INIT_PRIORITY.
5982 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5984 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5986 * config/bfin/bfin.c: Include "cfglayout.h".
5987 (MAX_LSETUP_DISTANCE): New macro.
5988 (struct loop_info): New members incoming, incoming_src and
5989 incoming_dest. Delete member predecessor.
5990 (length_for_loop): New function.
5991 (bfin_optimize_loop): Handle more different loop structures.
5992 (bfin_discover_loop): Rework detection of predecessor blocks by
5993 examining incoming edges.
5994 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5996 (bfin_reorder_loops): New function.
5997 (bfin_reorg_loops): Use these three new functions.
5999 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6000 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6001 (CONSTRAINT_LEN): Add entry for 'q'.
6002 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6003 Add 'q' constraints.
6004 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6005 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6007 * config/bfin/bfin.md (add_with_carry): New pattern.
6008 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6009 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6010 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6011 support unsigned multiplies too. Removed incorrect commutativity from
6012 operand 1 constraint where appropriate.
6013 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6015 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6016 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6018 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6019 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6020 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6021 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6022 usmulhisi_hh_huh): New patterns.
6024 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6025 lshifthi3): Fix output template to use half reg for operand 2.
6027 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6030 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6032 2007-02-27 Andreas Schwab <schwab@suse.de>
6034 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6036 2007-02-27 Jan Hubicka <jh@suse.cz>
6038 * predict.c (last_basic_block_p): Remove.
6039 (tree_estimate_probability): Update return heuristic for commonized
6042 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6044 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6046 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6048 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6049 * doc/cpp.texi: Standardize title page.
6050 * doc/cppinternals.texi: Likewise.
6051 * doc/gcc.texi: Standardize title page, remove version number
6052 from copyright page.
6053 * doc/gccint.texi: Likewise.
6054 * doc/install.texi: Standardize title page, add table of
6057 2007-02-26 Jan Hubicka <jh@suse.cz>
6059 * predict.def: Set outcomes according to more recent results.
6060 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6061 Remove dead predictors.
6062 * predict.c (return_prediction): Fix pasto.
6064 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6066 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6067 change; avoid a memory leak when returning early.
6069 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6071 * c-decl.c (static_ctors): Move to c-common.c.
6072 (static_dtors): Likewise.
6073 (finish_function): Use c_record_cdtor_fn.
6074 (build_cdtor): Move to c-common.c.
6075 (c_write_global_declarations): Use c_build_cdtor_fns.
6076 * c-common.h (static_ctors): Declare.
6077 (static_dtors): Likewise.
6078 (c_record_cdtor_fn): Likewise.
6079 (c_build_cdtor_fns): Likewise.
6080 * c-common.c (static_ctors): New variable.
6081 (static_dtors): Likewise.
6082 (c_record_cdtor_fn): New function.
6083 (build_cdtor): Move from c-decl.c
6084 (c_build_cdtor_fns): New function.
6086 * output.h (assemble_addr_to_section): Declare.
6087 (get_cdtor_priority_section): Likewise.
6088 * varasm.c (assemble_addr_to_section): New function.
6089 (get_cdtor_priority_section): Likewise.
6090 (default_named_section_asm_out_destructor): Use them.
6091 (destor_dtor_section_asm_out_destructor): Likewise.
6092 (default_named_section_asm_out_constructor): Likewise.
6093 (default_ctor_section_asm_out_constructor): Likewise.
6094 * config.gcc (*-*-vxworks*): Include vxworks.o.
6095 * config/t-vxworks (vxworks.o): New target.
6096 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6097 (TARGET_ASM_CONSTRUCTOR): Define.
6098 (TARGET_ASM_DESTRUCTOR): Likewise.
6099 (vxworks_asm_out_constructor): Declare.
6100 (vxworks_asm_out_destructor): Likewise.
6102 * c-common.c (get_priority): Check that we have not just an
6103 INTEGER_CST, but an integer constant with integeral type.
6105 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6107 PR tree-optimization/30938
6108 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6109 use &dt[nargs-1] instead of &dt[nargs] in the call to
6110 vect_is_simple_use().
6112 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6114 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6115 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6116 Do not attempt to handle MEM inside auto-inc expressions.
6117 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6118 of a register modified by an auto-inc expression. However, do handle
6119 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6120 (elimination_effects): Prohibit elimination of a register modified
6121 by an auto-inc expression. Disable register elimination rules whose
6122 target register is modified by an auto-inc expression with variable
6125 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6127 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6129 (array_at_struct_end_p): New function.
6130 (idx_infer_loop_bounds): Use it.
6131 (estimate_numbers_of_iterations_loop): Export.
6132 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6133 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6134 (tree_estimate_probability): Call record_loop_exits.
6135 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6136 (estimated_loop_iterations, estimated_loop_iterations_int,
6137 estimated_loop_iterations_tree): New functions.
6138 (analyze_siv_subscript_cst_affine,
6139 compute_overlap_steps_for_affine_1_2,
6140 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6141 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6142 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6143 (PRED_LOOP_ITERATIONS_GUESSED): New.
6144 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6145 * cfgloop.h (estimate_numbers_of_iterations_loop,
6146 estimated_loop_iterations_int): Declare.
6148 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6150 * doc/extend.texi: Document optional priority argument to
6151 constructors and destructors.
6152 * tree.c (init_priority_for_decl): Adjust GTY markers.
6153 (init_ttree): Use priority-info hash functions for
6154 init_priority_for_decl.
6155 (tree_map_eq): Rename to ...
6156 (tree_map_base_eq): ... this.
6157 (tree_map_marked_p): Rename to ...
6158 (tree_map_base_marked_p): ... this.
6159 (tree_map_base_hash): New function.
6160 (decl_init_priority_lookup): Rework.
6161 (decl_fini_priority_lookup): New function.
6162 (decl_priority_info): New function.
6163 (decl_init_priority_insert): Use it.
6164 (decl_fini_priority_insert): Likewise.
6165 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6167 (decl_restrict_base_insert): Likewise.
6168 (decl_debug_expr_insert): Likewise.
6169 (decl_value_expr_lookup): Likewise.
6170 (decl_value_expr_insert): Likewise.
6171 * tree.h (priority_type): New type.
6172 (decl_init_priority_lookup): Use priority_type.
6173 (decl_fini_priority_lookup): New function.
6174 (decl_init_priority_insert): Use priority_type.
6175 (decl_fini_priority_insert): New function.
6176 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6177 (DECL_INIT_PRIORITY): Likewise.
6178 (SET_DECL_INIT_PRIORITY): Add comment.
6179 (DECL_FINI_PRIORITY): New macro.
6180 (SET_DECL_FINI_PRIORITY): Likewise.
6181 (DEFAULT_INIT_PRIORITY): Document.
6182 (MAX_INIT_PRIORITY): Likewise.
6183 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6184 (tree_map_base): New type.
6185 (tree_map_base_eq): New function.
6186 (tree_map_base_hash): Likewise.
6187 (tree_map_base_marked_p): Likewise.
6188 (tree_map): Inherit from tree_map_base.
6189 (tree_map_eq): Make it a macro.
6190 (tree_map_marked_p): Likewise.
6191 (tree_int_map): Inherit from tree_map_base.
6192 (tree_int_map_eq): Make it a macro.
6193 (tree_int_map_hash): Likewise.
6194 (tree_int_map_marked_p): Likewise.
6195 (tree_priority_map): New type.
6196 (tree_priority_map_eq): New macro.
6197 (tree_priority_map_hash): Likewise.
6198 (tree_priority_map_marked_p): Likewise.
6199 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6201 (emutls_common_1): Likewise.
6202 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6203 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6204 of tree_map hierarchy.
6205 * tree-cfg.c (move_stmt_r): Likewise.
6206 (new_label_mapper): Likewise.
6207 * c-tree.h (c_expand_body): Move to ...
6208 * c-common.h (c_expand_body): ... here.
6209 * c-decl.c (c_expand_body): Move to ...
6210 * c-common.c (c_expand_body): ... here.
6211 (c_common_attribute_table): Allow 1 argument for the constructor
6212 and destructor attributes.
6213 (get_priority): New function.
6214 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6215 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6217 2007-02-24 Jan Hubicka <jh@suse.cz>
6220 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6222 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6223 Jan Hubicka <jh@suse.cz>
6226 * i386.c (counter_mode): New function.
6227 (expand_set_or_movmem_via_loop): Use it.
6228 (expand_movmem_epilogue): Likewise; fix pasto.
6229 (ix86_expand_movmem): Do emit guard even for constant counts.
6230 (ix86_expand_setmem): Likewise.
6232 2007-02-25 Nick Clifton <nickc@redhat.com>
6234 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6235 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6237 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6240 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6241 count argument with 0x10, not with 0x16.
6242 (expand_setmem_epilogue): Ditto.
6244 2007-02-24 Mike Stump <mrs@apple.com>
6246 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6249 2007-02-24 Richard Guenther <rguenther@suse.de>
6252 * fold-const.c (fold_binary): Fold x +- CST op x for
6253 EQ_EXPR and NE_EXPR.
6255 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6257 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6259 2007-02-24 Jan Hubicka <jh@suse.cz>
6261 * cgraphunit.c (decide_is_function_needed): Honor
6262 -fkeep-inline-functions.
6264 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6266 * builtins.c (fold_builtin_modf): New.
6267 (fold_builtin_2): Use it.
6269 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6271 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6272 (determine_max_iter): Take additional LOOP arg; all callers changed.
6273 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6274 one using simplifications.
6275 (simplify_using_initial_values): Return if the expression becomes
6276 invalid due to altered regs.
6278 2007-02-23 DJ Delorie <dj@redhat.com>
6280 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6282 2007-02-23 Mike Stump <mrs@apple.com>
6284 * tlink.c (scan_linker_output): Parse linker messages from
6285 darwin9's linker better.
6287 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6290 * varpool.c (varpool_assemble_pending_decls): Set
6291 varpool_last_needed_node to null.
6293 2007-02-23 DJ Delorie <dj@redhat.com>
6295 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6296 alignment bigger than the object file can handle.
6298 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6301 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6302 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6303 (*movsf_1): Penalize MMX moves.
6305 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6307 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6308 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6310 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6312 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6314 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6315 (fold_builtin_1): Use them.
6316 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6317 BUILT_IN_SIGNIFICAND.
6319 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6321 * config/i386/i386.c (bdesc_1arg): Initialize
6322 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6323 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6324 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6325 and IX86_BUILTIN_MOVSLDUP.
6327 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6329 PR rtl-optimization/30841
6330 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6332 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334 * builtins.c (fold_builtin_frexp): New.
6335 (fold_builtin_2): Use it.
6337 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6339 * doc/invoke.texi (Spec Files): Document getenv spec function.
6341 * gcc.c (getenv_spec_function): New function.
6342 (static_spec_functions): Add it.
6343 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6344 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6347 2007-02-22 Michael Matz <matz@suse.de
6350 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6351 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6353 2007-02-22 Ian Lance Taylor <iant@google.com>
6356 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6357 (mem_loc_descriptor): Call it.
6359 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6360 Ira Rosen <irar@il.ibm.com>
6362 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6364 2007-02-22 Ira Rosen <irar@il.ibm.com>
6366 PR tree-optimization/30843
6367 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6368 stores only after all the group is vectorized.
6370 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6372 PR tree-optimization/30858
6373 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6374 in the reduction cycle have a single use in the loop.
6375 * tree-vectorizer.h (relevant): Add documentation.
6377 2007-02-20 Mike Stump <mrs@apple.com>
6379 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6380 * configure: Regenerate.
6382 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6384 Change the defaults of some parameters and options.
6385 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6386 * config/spu/spu.c (spu_optimization_options): Add.
6387 (spu_override_options): Change params in spu_optimization_options.
6388 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6390 Register 127 is only 16 byte aligned when used as a frame pointer.
6391 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6392 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6393 HARD_FRAME_POINTER_REGNUM.
6394 (spu_legitimate_address): Use regno_aligned_for_reload.
6395 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6396 aligned when frame_pointer_needed is true.
6397 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6399 * config/spu/spu.h (INIT_EXPANDERS): Define.
6401 Make sure shift and rotate instructions have valid immediate operands.
6402 * config/spu/predicates.md (spu_shift_operand): Remove.
6403 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6404 * config/spu/constraints.md (W, O): Extend range.
6405 * config/spu/spu.md (umask, nmask): Define.
6406 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6407 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6408 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6409 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6410 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6411 (lshr<mode>3_reg): Fix rtl description.
6413 Make sure mulhisi immediate operands are valid.
6414 * config/spu/predicates.md (imm_K_operand): Add.
6415 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6417 Generate constants using fsmbi and andi.
6418 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6419 (print_operand, spu_split_immediate, classify_immediate,
6420 fsmbi_const_p): Handle IC_FSMBI2.
6422 Correctly handle a CONST_VECTOR containing symbols.
6423 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6424 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6425 (immediate_load_p): Allow symbols that use 2 instructions to create.
6426 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6427 with symbols when flag_pic is set.
6428 (const_vector_immediate_p): New.
6429 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6430 accept a CONST_VECTOR with symbols.
6431 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6432 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6434 * config/spu/spu.md (high, low): Delete.
6435 (low_<mode>): Define.
6437 Remove INTRmode and INTR_REGNUM, which didn't work.
6438 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6440 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6441 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6442 peephole2 pattern): Don't use INTR or 131.
6443 (movintrcc): Delete.
6444 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6445 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6446 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6447 (UNSPEC_SET_INTR): Add.
6448 * config/spu/spu-modes.def (INTR): Remove.
6450 More accurate warnings about run-time relocations.
6451 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6453 Correctly warn about immediate arguments to specific intrinsics.
6454 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6455 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6456 the instruction predicate.
6458 Fix tree check errors with latest update.
6459 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6461 (spu_expand_builtin): Use CALL_EXPR_FN.
6463 Add missing specific intrinsics.
6464 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6466 * config/spu/spu_internals.h: Ditto.
6468 Fix incorrect operand modifiers.
6469 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6470 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6472 Optimize one case of zero_extend of a vec_select.
6473 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6475 Accept any immediate for hbr.
6476 * config/spu/spu.md (hbr): Change s constraints to i.
6478 2007-02-21 Paul Brook <paul@codesourcery.com>
6480 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6481 condexec_count when skipping USE and CLOBBER.
6483 2007-02-21 Nick Clifton <nickc@redhat.com>
6485 * common.opt (Warray-bounds): Add Warning attribute.
6486 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6488 (fsized-zeroes): Add Optimization attribute.
6489 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6490 * c.opt (Wc++0x-compat): Add Warning attribute.
6492 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6495 * reload1.c (eliminate_regs_in_insn): In the single_set special
6496 case, attempt to re-recognize the insn before falling back to
6497 having reload fix it up.
6499 2007-02-20 Eric Christopher <echristo@gmail.com>
6501 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6502 Rewrite accordingly.
6503 (frv_read_iacc_argument): Ditto.
6504 (frv_expand_set_builtin): Take a call instead of arglist, update for
6506 (frv_expand_unop_builtin): Ditto.
6507 (frv_expand_binop_builtin): Ditto.
6508 (frv_expand_cut_builtin): Ditto.
6509 (frv_expand_binopimm_builtin): Ditto.
6510 (frv_expand_voidbinop_builtin): Ditto.
6511 (frv_expand_int_void2arg): Ditto.
6512 (frv_expand_prefetches): Ditto.
6513 (frv_expand_voidtriop_builtin): Ditto.
6514 (frv_expand_voidaccop_builtin): Ditto.
6515 (frv_expand_load_builtin): Ditto.
6516 (frv_expand_store_builtin): Ditto.
6517 (frv_expand_mdpackh_builtin): Ditto.
6518 (frv_expand_mclracc_builtin): Ditto.
6519 (frv_expand_mrdacc_builtin): Ditto.
6520 (frv_expand_mwtacc_builtin): Ditto.
6521 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6524 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6526 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6527 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6529 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6531 * configure: Regenerate.
6532 * config.in: Regenerate.
6533 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6534 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6535 masks to power6 and power6x and to POWERPC_MASKS.
6536 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6538 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6539 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6540 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6541 Access PROTOTYPE as variable, not mask.
6543 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6545 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6546 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6547 * combine.c (adjust_for_new_dest): Use it.
6548 * postreload.c (reload_combine): Likewise.
6550 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6552 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6553 notes on an insn with multiple sets, even if single_set returns
6554 non-NULL for that insn.
6556 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6558 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6561 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6563 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6564 if user didn't pass it.
6565 * config/i386/darwin.h (CC1_SPEC): Likewise.
6566 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6567 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6568 -mmacosx-version-min.
6570 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6571 Uros Bizjak <ubizjak@gmail.com>
6573 * optabs.h (enum optab_index): Add new OTI_scalb.
6574 (scalb_optab): Define corresponding macro.
6575 * optabs.c (init_optabs): Initialize scalb_optab.
6576 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6578 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6579 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6580 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6581 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6582 flag_unsafe_math_optimizations is set.
6584 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6585 to implement scalbf, scalb and scalbl built-ins as inline x87
6588 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6589 DJ Delorie <dj@redhat.com>
6592 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6593 (diagnostic_report_diagnostic): ... here, and turn them into real
6594 errors. If warnings are inhibited, no need to do anything.
6596 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6598 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6599 better code generation.
6601 2007-02-20 Ben Elliston <bje@au.ibm.com>
6603 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6605 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6607 * config/alpha/alpha.c, config/alpha/alpha.md,
6608 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6609 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6610 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6611 config/arm/lib1funcs.asm: Follow spelling conventions.
6613 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6614 config/fr30/fr30.md, config/i386/i386.h,
6615 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6616 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6617 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6618 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6619 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6620 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6621 config/sparc/sparc.c, config/sparc/sparc.h,
6622 config/sparc/sparc.md, config/spu/constraints.md,
6623 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6626 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6629 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6632 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6634 * doc/invoke.texi (-ftree-lrs): Remove.
6636 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6638 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6641 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6643 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6644 new CALL_EXPR_FN macro for retrieving the function
6645 declaration of the input expression.
6647 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6649 * c.opt (Waddress): New.
6650 * common.opt (Walways-true): Delete.
6651 (Wstring-literal-comparison): Delete.
6652 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6653 -Wstring-literal-comparison. Add -Waddress.
6655 (Walways-true): Delete.
6656 (Wstring-literal-comparison): Delete.
6657 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6658 consistently instead of -Walways-true in example.
6659 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6660 * c-typeck.c (parser_build_binary_op): Replace
6661 -Wstring-literal-comparison and -Walways-true with -Waddress.
6662 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6665 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6667 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6668 without DECL_STRUCT_FUNCTION initialized.
6670 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6672 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6673 due to calls to functions taking pointers as parameters.
6675 2007-02-19 Richard Henderson <rth@redhat.com>
6678 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6681 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6683 * config/s390/s390.c (s390_call_saved_register_used,
6684 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6685 accessed to the new scheme.
6687 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6689 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6690 (cris_print_index, cris_print_operand, cris_print_operand_address)
6691 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6692 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6693 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6695 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6696 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6697 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6698 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6699 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6700 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6701 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6702 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6703 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6704 (uminsi3, call, call_value): Ditto.
6705 (define_split: indir_to_reg_split, unnamed): Ditto.
6707 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6709 PR tree-optimization/30975
6710 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6713 2007-02-18 Eric Christopher <echristo@gmail.com>
6715 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6716 Remove use of arglist.
6717 (mips_expand_builtin): Remove use of arglist, pass in expr.
6718 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6719 (mips_expand_builtin_movtf): Ditto.
6720 (mips_expand_builtin_compare): Ditto.
6722 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6724 * tree-sra.c (sra_build_assignment): Replace assertion
6725 checking with a comment explaining why it can't be done.
6727 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6730 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6731 during CALL_EXPR representation conversion.
6732 * tree-ssa-propagate.c (set_rhs): Likewise.
6734 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6736 * tree-sra.c (sra_build_assignment): Disable assertion checking
6739 2007-02-18 Roger Sayle <roger@eyesopen.com>
6741 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6742 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6743 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6745 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6746 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6747 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6748 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6749 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6750 force_gimple_operand): Likewise.
6751 * ipa-cp.c (constant_val_insert): Likewise.
6752 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6753 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6754 perfect_nestify): Likewise.
6755 * langhooks.c (lhd_omp_assignment): Likewise.
6756 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6757 lower_copyprivate_clauses, lower_send_clauses,
6758 lower_send_shared_vars, expand_parallel_call,
6759 expand_omp_for_generic, expand_omp_for_static_nochunk,
6760 expand_omp_for_static_chunk, expand_omp_sections,
6761 lower_omp_single_copy, lower_omp_for_lastprivate,
6762 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6763 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6764 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6767 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6769 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6770 config/sh/sh.md: Follow spelling conventions.
6772 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6773 config/frv/predicates.md: Follow spelling conventions.
6775 * config/m68k/linux-unwind.h: Fix a comment typo.
6776 * target.h: Follow spelling conventions.
6778 2007-02-18 Roger Sayle <roger@eyesopen.com>
6780 PR rtl-optimization/28173
6781 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6782 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6783 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6784 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6785 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6787 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6789 * builtins.c (fold_builtin_load_exponent): New.
6790 (fold_builtin_2): Use it.
6792 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6794 PR rtl-optimization/30773
6795 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6796 if we fail to attach a REG_EQUIV note.
6798 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6799 Roger Sayle <roger@eyesopen.com>
6801 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6803 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6805 * calls.c (initialize_argument_information): Pass original EXP
6806 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6807 code to split complex arguments here, as part of initializing the
6809 (expand_call): Remove code that builds a list of arguments and
6810 inserts implicit arguments into it. Instead, just count how many
6811 implicit arguments there will be so we can determine the size of
6812 the ARGS array, and let initialize_argument_information do the work.
6813 (split_complex_values): Delete unused function.
6815 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6817 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6819 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6821 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6822 for arg pointer based indexed addressing.
6824 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6826 * config/ia64/ia64.h, config/ia64/ia64.md,
6827 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6828 spelling conventions.
6830 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6832 * config/m68k/m68k.c (split_di): New.
6833 * config/m68k/m68k-protos.h: Declare split_di.
6834 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6835 Improve predicate handling and split constant shifts.
6837 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6839 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6840 parameter for register bitfield operations, general predicates
6843 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6845 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6846 * config/m68k/linux-unwind.h: New file.
6848 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6850 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6851 config/i386/athlon.md, config/ia64/ia64.md,
6852 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6853 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6854 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6855 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6856 tree-vect-transform.c: Fix comment typos.
6858 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6860 * sched-deps.c (find_insn_list): Remove.
6861 * sched-int.h: Remove the prototype for find_insn_list.
6863 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6865 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6867 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6868 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6869 darwin_rs6000_override_options.
6870 (C_COMMON_OVERRIDE_OPTIONS): Expect
6871 darwin_macosx_version_min to be non-NULL always.
6872 (TARGET_C99_FUNCTIONS): Likewise.
6873 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6874 (DARWIN_MINVERSION_SPEC): New.
6875 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6876 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6878 (DARWIN_MINVERSION_SPEC): New.
6879 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6881 * config/darwin-c.c (darwin_cpp_builtins): Expect
6882 darwin_macosx_version_min to be non-NULL always.
6884 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6886 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6888 * config/i386/i386.h (x86_use_xchgb): New.
6889 (TARGET_USE_XCHGB): New macro.
6890 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6891 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6892 Split after reload into bswaphi for shifts of 8.
6893 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6894 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6895 or when optimizing for size.
6897 2007-02-16 Richard Guenther <rguenther@suse.de>
6898 Christian Bruel <christian.bruel@st.com>
6900 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6901 DECLs but prefer SSA_NAMEs over DECLs.
6903 2007-02-16 Richard Guenther <rguenther@suse.de>
6905 * tree-flow-inline.h (single_imm_use_p): Remove.
6906 (zero_imm_uses_p): Likewise.
6907 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6908 instead of single_imm_use_p.
6909 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6912 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6915 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6916 nested double- and backquotes.
6918 2007-02-15 Roger Sayle <roger@eyesopen.com>
6921 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6922 should be unreachable.
6923 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6924 For the time being redirect GIMPLE_MODIFY_STMT to the new
6925 (renamed) build_gimple_modify_stmt_stat.
6926 (build2_gimple_stat): Rename to...
6927 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6928 Always build a GIMPLE_MODIFY_STMT node.
6929 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6930 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6933 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6934 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6935 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6936 expand_complex_div_wide): Likewise.
6937 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6938 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6939 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6940 * tree-ssa-loop-manip.c (create_iv): Likewise.
6941 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6942 abs_replacement): Likewise.
6943 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6944 realify_fake_stores): Likewise.
6946 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6947 node rather than a GIMPLE_MODIFY_STMT node.
6948 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6949 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6951 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6952 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6955 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6958 * fold-const.c (fold_comparison): Add back the
6959 folding of constant complex comparisions.
6961 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6964 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6965 effects unknown to this function, return early.
6967 2007-02-15 Ian Lance Taylor <iant@google.com>
6969 * lower-subreg.c (move_eh_region_note): New static function.
6970 (resolve_simple_move): Call it.
6971 (decompose_multiword_subregs): Track blocks for which we resolve a
6972 simple move which is also a control flow insn. Pass them to
6973 find_many_sub_basic_blocks.
6974 (pass_lower_subreg): Add TODO_verify_flow.
6975 (pass_lower_subreg2): Likewise.
6977 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6978 Brooks Moses <brooks.moses@codesourcery.com>
6979 Lee Millward <lee.millward@codesourcery.com>
6981 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6982 (VL_EXP_CLASS_P): New.
6983 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6985 (TREE_OPERAND_CHECK_CODE): Likewise.
6986 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6987 (TREE_RTL_OPERAND_CHECK): Likewise.
6988 (tree_operand_check_failed): Make second parameter the whole tree
6989 instead of its code. Fixed callers.
6990 (VL_EXP_CHECK): New.
6991 (TREE_OPERAND_LENGTH): New.
6992 (VL_EXP_OPERAND_LENGTH): New.
6993 (CALL_EXPR_FN): New.
6994 (CALL_EXPR_STATIC_CHAIN): New.
6995 (CALL_EXPR_ARGS): New.
6996 (CALL_EXPR_ARG): New.
6997 (call_expr_nargs): New.
6998 (CALL_EXPR_ARGP): New.
6999 (build_nt_call_list): Declare.
7000 (build_vl_exp_stat): Declare.
7001 (build_vl_exp): New.
7002 (build_call_list): Declare.
7003 (build_call_nary): Declare.
7004 (build_call_valist): Declare.
7005 (build_call_array): Declare.
7006 (call_expr_arg): Declare.
7007 (call_expr_argp): Declare.
7008 (call_expr_arglist): Declare.
7009 (fold_build_call_list): Declare.
7010 (fold_build_call_list_initializer): Declare.
7011 (fold_call_expr): Declare to replace fold_builtin.
7012 (fold_builtin_fputs): Update to agree with modified definition.
7013 (fold_builtin_strcpy): Likewise.
7014 (fold_builtin_strncpy): Likewise.
7015 (fold_builtin_memory_chk): Likewise.
7016 (fold_builtin_stxcpy_chk): Likewise.
7017 (fold_builtin_strncpy_chk): Likewise.
7018 (fold_builtin_next_arg): Likewise.
7019 (fold_build_call_expr): Declare.
7020 (fold_builtin_call_list): Declare.
7021 (fold_builtin_call_valist): Declare.
7022 (build_call_expr): Declare.
7023 (validate_arglist): Update to agree with modified definition.
7024 (tree_operand_length): New.
7025 (call_expr_arg_iterator): New.
7026 (init_call_expr_arg_iterator): New.
7027 (next_call_expr_arg): New.
7028 (first_call_expr_arg): New.
7029 (more_call_expr_args_p): New.
7030 (FOR_EACH_CALL_EXPR_ARG): New.
7032 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7033 and tcc_gimple_stmt.
7034 (tree_code_size): Update documentation. Use sizeof (tree) rather
7035 than sizeof (char *).
7036 (tree_size): Likewise. Add case for tcc_vl_exp.
7037 (tree_node_structure): Add case for tcc_vl_exp.
7038 (contains_placeholder_p): Likewise.
7039 (substitute_in_expr): Likewise.
7040 (substitute_placeholder_in_expr): Likewise.
7041 (stabilize_reference_1): Likewise.
7042 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7043 to diagnose breakage of this interface for constructing CALL_EXPRs.
7044 (build_nt): Add similar assertion here.
7045 (build_nt_call_list): New.
7046 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7047 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7049 (get_callee_fndecl): Use new CALL_EXPR accessors.
7050 (tree_operand_check_failed): Change parameters to pass entire node
7051 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7052 (process_call_operands): New.
7053 (build_vl_exp_stat): New.
7054 (build_call_list): New.
7055 (build_call_nary): New.
7056 (build_call_valist): New.
7057 (build_call_array): New.
7058 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7059 (call_expr_arglist): New.
7061 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7062 tcc_vl_exp instead of a fixed-size tcc_expression.
7064 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7065 accessors for CALL_EXPRs.
7066 (AGGR_INIT_EXPR): Likewise.
7068 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7069 Brooks Moses <brooks.moses@codesourcery.com>
7070 Lee Millward <lee.millward@codesourcery.com>
7072 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7073 (expand_builtin_nonlocal_goto): Change parameter to be entire
7074 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7075 (expand_builtin_prefetch): Likewise.
7076 (expand_builtin_classify_type): Likewise.
7077 (mathfn_built_in): Return NULL_TREE instead of 0.
7078 (expand_errno_check): Use new CALL_EXPR accessors.
7079 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7080 Return NULL_RTX instead of 0.
7081 (expand_builtin_mathfn_2): Likewise.
7082 (expand_builtin_mathfn_3): Likewise.
7083 (expand_builtin_interclass_mathfn): Likewise.
7084 (expand_builtin_sincos): Likewise.
7085 (expand_builtin_cexpi): Likewise.
7086 (expand_builtin_int_roundingfn): Likewise.
7087 (expand_builtin_int_roundingfn_2): Likewise.
7088 (expand_builtin_pow): Likewise.
7089 (expand_builtin_powi): Likewise.
7090 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7091 of arglist, fixing callers appropriately. Use new CALL_EXPR
7092 accessors and constructors. Return NULL_RTX instead of 0.
7093 (expand_builtin_strstr): Likewise.
7094 (expand_builtin_strchr): Likewise.
7095 (expand_builtin_strrchr): Likewise.
7096 (expand_builtin_strpbrk): Likewise.
7097 (expand_builtin_memcpy): Likewise.
7098 (expand_builtin_mempcpy): Likewise.
7099 (expand_builtin_mempcpy_args): New.
7100 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7101 (expand_builtin_memmove_args): New.
7102 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7103 (expand_movstr): Likewise.
7104 (expand_builtin_strcpy): Likewise.
7105 (expand_builtin_strcpy_args): New.
7106 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7107 (expand_builtin_strncpy): Likewise.
7108 (expand_builtin_memset): Likewise.
7109 (expand_builtin_memset_args): New.
7110 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7111 (expand_builtin_memcmp): Likewise.
7112 (expand_builtin_strcmp): Likewise.
7113 (expand_builtin_strncmp): Likewise.
7114 (expand_builtin_strcat): Likewise.
7115 (expand_builtin_strncat): Likewise.
7116 (expand_builtin_strspn): Likewise.
7117 (expand_builtin_strcspn): Likewise.
7118 (expand_builtin_args_info): Likewise.
7119 (expand_builtin_va_start): Likewise.
7120 (gimplify_va_arg_expr): Likewise.
7121 (expand_builtin_va_end): Likewise.
7122 (expand_builtin_va_copy): Likewise.
7123 (expand_builtin_frame_address): Likewise.
7124 (expand_builtin_alloca): Likewise.
7125 (expand_builtin_bswap): Likewise.
7126 (expand_builtin_unop): Likewise.
7127 (expand_builtin_fputs): Likewise.
7128 (expand_builtin_expect): Likewise.
7129 (expand_builtin_fabs): Likewise.
7130 (expand_builtin_copysign): Likewise.
7131 (expand_builtin_printf): Likewise.
7132 (expand_builtin_fprintf): Likewise.
7133 (expand_builtin_sprintf): Likewise.
7134 (expand_builtin_init_trampoline): Likewise.
7135 (expand_builtin_signbit): Likewise.
7136 (expand_builtin_fork_or_exec): Likewise.
7137 (expand_builtin_sync_operation): Likewise.
7138 (expand_builtin_compare_and_swap): Likewise.
7139 (expand_builtin_lock_test_and_set): Likewise.
7140 (expand_builtin_lock_release): Likewise.
7141 (expand_builtin): Likewise.
7142 (builtin_mathfn_code): Likewise.
7144 (fold_builtin_constant_p): Pass call arguments individually instead
7145 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7146 accessors and constructors. Return NULL_TREE instead of 0.
7147 (fold_builtin_expect): Likewise.
7148 (fold_builtin_classify_type): Likewise.
7149 (fold_builtin_strlen): Likewise.
7150 (fold_builtin_nan): Likewise.
7151 (integer_valued_real_p): Likewise.
7152 (fold_trunc_transparent_mathfn): Likewise.
7153 (fold_fixed_mathfn): Likewise.
7154 (fold_builtin_cabs): Likewise.
7155 (fold_builtin_sqrt): Likewise.
7156 (fold_builtin_cbrt): Likewise.
7157 (fold_builtin_cos): Likewise.
7158 (fold_builtin_cosh): Likewise.
7159 (fold_builtin_tan): Likewise.
7160 (fold_builtin_sincos): Likewise.
7161 (fold_builtin_cexp): Likewise.
7162 (fold_builtin_trunc): Likewise.
7163 (fold_builtin_floor): Likewise.
7164 (fold_builtin_ceil): Likewise.
7165 (fold_builtin_round): Likewise.
7166 (fold_builtin_int_roundingfn): Likewise.
7167 (fold_builtin_bitop): Likewise.
7168 (fold_builtin_bswap): Likewise.
7169 (fold_builtin_logarithm): Likewise.
7170 (fold_builtin_hypot): Likewise.
7171 (fold_builtin_pow): Likewise.
7172 (fold_builtin_powi): Likewise.
7173 (fold_builtin_exponent): Likewise.
7174 (fold_builtin_memset): Likewise.
7175 (fold_builtin_bzero): Likewise.
7176 (fold_builtin_memory_op): Likewise.
7177 (fold_builtin_bcopy): Deleted; call site changed to invoke
7178 fold_builtin_memory_op directly.
7179 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7180 (fold_builtin_strncpy): Likewise.
7181 (fold_builtin_memcmp): Likewise.
7182 (fold_builtin_strcmp): Likewise.
7183 (fold_builtin_strncmp): Likewise.
7184 (fold_builtin_signbit): Likewise.
7185 (fold_builtin_copysign): Likewise.
7186 (fold_builtin_isascii): Likewise.
7187 (fold_builtin_toascii): Likewise.
7188 (fold_builtin_isdigit): Likewise.
7189 (fold_builtin_fabs): Likewise.
7190 (fold_builtin_abs): Likewise.
7191 (fold_builtin_fmin_fmax): Likewise.
7192 (fold_builtin_carg): Likewise.
7193 (fold_builtin_classify): Likewise.
7194 (fold_builtin_unordered_cmp): Likewise.
7196 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7197 New functions split out from fold_builtin_1.
7198 (fold_builtin_n): New.
7199 (fold_builtin_varargs): New.
7200 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7202 (fold_call_expr): New.
7203 (build_function_call_expr): Rewrite to use new helper function.
7204 (fold_builtin_call_list): New.
7205 (build_call_expr): New.
7206 (fold_builtin_call_valist): New.
7207 (rewrite_call_expr): New.
7208 (validate_arg): New.
7209 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7210 of an arglist. Change return type to bool. Use new CALL_EXPR
7213 (fold_builtin_strstr): Pass call arguments individually instead
7214 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7215 accessors and constructors. Return NULL_TREE instead of 0.
7216 (fold_builtin_strchr): Likewise.
7217 (fold_builtin_strrchr): Likewise.
7218 (fold_builtin_strpbrk): Likewise.
7219 (fold_builtin_strcat): Likewise.
7220 (fold_builtin_strncat): Likewise.
7221 (fold_builtin_strspn): Likewise.
7222 (fold_builtin_strcspn): Likewise.
7223 (fold_builtin_fputs): Likewise.
7224 (fold_builtin_next_arg): Likewise.
7225 (fold_builtin_sprintf): Likewise.
7227 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7228 NULL_RTX instead of 0.
7229 (expand_builtin_memory_chk): Likewise.
7230 (maybe_emit_chk_warning): Likewise.
7231 (maybe_emit_sprintf_chk_warning): Likewise.
7233 (fold_builtin_object_size): Pass call arguments individually instead
7234 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7235 accessors and constructors. Return NULL_TREE instead of 0.
7236 (fold_builtin_memory_chk): Likewise.
7237 (fold_builtin_stxcpy_chk): Likewise.
7238 (fold_builtin_strncpy_chk): Likewise.
7239 (fold_builtin_strcat_chk): Likewise.
7240 (fold_builtin_strcat_chk): Likewise.
7241 (fold_builtin_strncat_chk): Likewise.
7242 (fold_builtin_sprintf_chk): Likewise.
7243 (fold_builtin_snprintf_chk): Likewise.
7244 (fold_builtin_printf): Likewise.
7245 (fold_builtin_vprintf): Likewise.
7247 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7249 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7250 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7251 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7252 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7253 (fold_unary): Likewise.
7254 (fold_binary): Likewise.
7255 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7256 ternary expressions.
7257 (fold): Add logic for tcc_vl_exp.
7258 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7259 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7260 (fold_build3_stat): Add assertion to flag broken interface for
7261 constructing CALL_EXPRs.
7262 (fold_build_call_list): New.
7263 (fold_build_call_list_initializer): New.
7264 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7266 (fold_strip_sign_ops): Likewise.
7268 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7269 Brooks Moses <brooks.moses@codesourcery.com>
7270 Lee Millward <lee.millward@codesourcery.com>
7272 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7273 accessors and dump arguments explicitly.
7275 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7277 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7279 (print_call_name): Use new CALL_EXPR accessors.
7281 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7282 CALL_EXPR arguments explicitly instead of as a list. Use
7283 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7285 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7286 (vrp_visit_stmt): Likewise.
7288 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7289 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7291 (force_move_till_expr): Likewise.
7293 * targhooks.c (default_external_stack_protect_fail): Use
7294 build_call_expr instead of build_function_call_expr.
7295 (default_hidden_stack_protect_fail): Likewise.
7297 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7300 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7301 and walk arguments explicitly.
7303 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7304 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7305 (expand_simple_operations): Likewise.
7306 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7308 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7309 of TREE_CODE_LENGTH.
7310 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7312 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7313 instead of TREE_CODE_LENGTH.
7315 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7316 (tree_ic_transform): Likewise.
7317 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7318 parameter instead of arglist. Fix callers.
7319 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7320 (tree_stringops_transform): Likewise.
7321 (tree_indirect_call_to_profile): Likewise.
7322 (tree_stringops_values_to_profile): Likewise.
7324 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7325 (eliminate_tail_call): Likewise.
7327 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7329 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7330 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7332 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7334 * omp-low.c (build_omp_barrier): Use build_call_expr.
7335 (lower_rec_input_clauses): Likewise.
7336 (lower_reduction_clauses): Likewise.
7337 (expand_parallel_call): Likewise.
7338 (maybe_catch_exception): Likewise.
7339 (expand_omp_for_generic): Likewise.
7340 (expand_omp_for_static_nochunk): Likewise.
7341 (expand_omp_sections): Likewise.
7342 (lower_omp_single_simple): Likewise.
7343 (lower_omp_single_copy): Likewise.
7344 (lower_omp_master): Likewise.
7345 (lower_omp_ordered): Likewise.
7346 (lower_omp_critical): Likewise.
7348 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7349 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7351 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7352 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7353 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7355 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7356 and generalize to handle any number of operands.
7357 (chrec_contains_undetermined): Likewise.
7358 (tree_contains_chrecs): Likewise.
7359 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7361 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7363 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7364 fold_call_expr instead of fold_builtin.
7365 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7366 match declarations there.
7367 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7370 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7371 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7373 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7374 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7376 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7379 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7380 (execute_cse_sincos): Use new CALL_EXPR accessors.
7382 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7384 * gimple-low.c (lower_function_body): Use build_call_expr.
7385 (lower_builtin_setjmp): Likewise.
7387 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7388 (set_storage_via_libcall): Likewise.
7389 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7390 instead of TREE_CODE_LENGTH.
7391 (expand_expr_real_1): Use new CALL_EXPR accessors.
7393 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7394 generalize to handle any number of operands.
7395 (TB_parent_eq): Likewise.
7397 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7398 (strip_builtin_expect): Likewise.
7400 * function.c (gimplify_parameters): Use build_call_expr.
7402 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7403 instead of TREE_CODE_LENGTH.
7405 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7406 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7408 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7411 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7412 (gimplify_decl_expr): Likewise.
7413 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7414 Use new CALL_EXPR iterators.
7415 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7416 (gimplify_modify_expr_to_memset): Likewise.
7417 (gimplify_variable_sized_compare): Likewise.
7418 (gimplify_omp_atomic_fetch_op): Likewise.
7419 (gimplify_omp_atomic_pipeline): Likewise.
7420 (gimplify_omp_atomic_mutex): Likewise.
7421 (gimplify_function_tree): Likewise.
7423 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7424 (call_expr_flags): Likewise.
7425 (expand_call): Likewise.
7427 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7428 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7431 * coverage.c (create_coverage): Use build_call_expr.
7433 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7434 (temp_call_expr_obstack): New.
7435 (pool_copy_list): Delete.
7436 (temp_copy_call_expr): New.
7437 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7438 CALL_EXPR accessors. Get rid of special goo for copying argument
7439 lists and use temp_copy_call_expr instead.
7440 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7441 CALL_EXPR accessors.
7442 (create_expression_by_pieces): Likewise. Use build_call_array
7443 to construct the result instead of fold_build3.
7444 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7445 dealing with argument lists.
7446 (init_pre): Remove references to expression_node_pool and
7447 list_node_pool. Init temp_call_expr_obstack instead.
7448 (fini_pre): Remove references to expression_node_pool and
7451 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7452 and walk arguments explicitly instead of as a list.
7454 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7455 (mx_register_decls): Likewise.
7456 (mudflap_register_call): Likewise.
7457 (mudflap_finish_file): Likewise.
7459 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7460 (ipa_callsite_compute_param): Likewise.
7462 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7463 accessors and constructor.
7465 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7466 accessors and constructor.
7467 (convert_tramp_reference): Likewise.
7468 (convert_call_expr): Likewise.
7469 (finalize_nesting_tree_1): Likewise.
7471 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7474 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7476 * tree-inline.c (initialize_inlined_parameters): Pass entire
7477 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7479 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7480 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7482 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7483 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7484 (vectorizable_reduction): Likewise.
7485 (vectorizable_call): Use new CALL_EXPR iterators.
7486 (vectorizable_conversion): Use build_call_expr.
7487 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7488 (vect_gen_widened_results_half): Use build_call_expr.
7489 (vect_setup_realignment): Likewise.
7490 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7492 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7493 (pass_through_call): Likewise.
7494 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7497 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7498 (tree_gen_pow2_profiler): Likewise.
7499 (tree_gen_one_value_profiler): Likewise.
7500 (tree_gen_ic_func_profiler): Likewise.
7501 (tree_gen_average_profiler): Likewise.
7502 (tree_gen_ior_profiler): Likewise.
7504 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7505 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7506 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7508 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7509 of TREE_CODE_LENGTH.
7511 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7512 of TREE_CODE_LENGTH.
7514 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7516 (convert_to_integer): Likewise.
7518 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7521 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7522 Brooks Moses <brooks.moses@codesourcery.com>
7523 Lee Millward <lee.millward@codesourcery.com>
7525 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7527 * config/frv/frv.c (frv_expand_builtin): Likewise.
7528 * config/s390/s390.c (s390_expand_builtin): Likewise.
7530 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7531 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7533 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7534 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7535 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7536 (ix86_expand_store_builtin): Likewise.
7537 (ix86_expand_unop_builtin): Likewise.
7538 (ix86_expand_unop1_builtin): Likewise.
7539 (ix86_expand_sse_compare): Likewise.
7540 (ix86_expand_sse_comi): Likewise.
7541 (ix86_expand_vec_init_builtin): Likewise.
7542 (ix86_expand_vec_ext_builtin): Likewise.
7543 (ix86_expand_vec_set_builtin): Likewise.
7544 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7546 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7547 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7549 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7550 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7551 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7553 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7555 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7556 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7557 arglist. Use new CALL_EXPR accessors. Fix callers.
7558 (altivec_expand_abs_builtin): Likewise.
7559 (rs6000_expand_binop_builtin): Likewise.
7560 (altivec_expand_predicate_builtin): Likewise.
7561 (altivec_expand_lv_builtin): Likewise.
7562 (spe_expand_stv_builtin): Likewise.
7563 (altivec_expand_stv_builtin): Likewise.
7564 (rs6000_expand_ternop_builtin): Likewise.
7565 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7566 (altivec_expand_st_builtin): Likewise.
7567 (altivec_expand_dst_builtin): Likewise.
7568 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7569 arglist. Use new CALL_EXPR accessors. Fix callers.
7570 (altivec_expand_vec_set_builtin): Likewise.
7571 (altivec_expand_vec_ext_builtin): Likewise.
7572 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7573 (spe_expand_builtin): Likewise.
7574 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7575 arglist. Use new CALL_EXPR accessors. Fix callers.
7576 (spe_expand_evsel_builtin): Likewise.
7577 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7578 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7580 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7581 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7582 (arm_expand_unop_builtin): Likewise.
7583 (arm_expand_builtin): Use new CALL_EXPR accessors.
7585 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7588 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7589 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7590 (bfin_expand_unop_builtin): Likewise.
7591 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7593 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7594 Brooks Moses <brooks.moses@codesourcery.com>
7595 Lee Millward <lee.millward@codesourcery.com>
7597 * c-semantics.c (build_stmt): Add internal diagnostic check.
7599 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7600 accessors. Print arguments explicitly instead of as a list.
7602 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7604 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7605 (c_finish_omp_flish): Likewise.
7607 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7608 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7609 instead of TREE_CODE_LENGTH.
7610 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7611 (c_warn_unused_result): Likewise.
7613 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7616 * doc/invoke.texi (Warning Options): Remove
7617 -Werror-implicit-function-declaration.
7618 (Wimplicit-function-declaration): Update description.
7619 * opts.c (common_handle_option): Move handling of -Werror=* to...
7620 (enable_warning_as_error): ...here.
7621 * opts.h (enable_warning_as_error): Declare.
7622 * c-decl.c (implicit_decl_warning): Unless
7623 -Wno-implicit-function-declaration is given, emit a pedwarn if
7624 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7625 * c.opt (Wimplicit-function-declaration): Replace
7626 mesg_implicit_function_declaration with
7627 warn_implicit_function_declaration.
7628 * c-opts.c (c_common_handle_option):
7629 -Werror-implicit-function-declaration is exactly equal as
7630 -Werror=implicit-function-declaration.
7631 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7632 warn_implicit_function_declaration.
7633 (c_common_post_options): -Wimplict-function-declaration is enabled
7634 by default by -std=c99, otherwise is disabled by default.
7635 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7637 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7639 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7640 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7641 former is ignored but not the latter.
7643 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7645 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7646 is made and the reference doesn't use the alias set of its type,
7647 do not create the temporary using that type.
7649 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7651 * jump.c: Remove prototypes for delete_computation and
7652 delete_prior_computation.
7654 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7656 * jump.c (get_label_after): Delete.
7657 (get_label_before, delete_computation, delete_jump,
7658 delete_prior_computation, follow_jumps): Move...
7659 * reorg.c (delete_computation, delete_prior_computation): ... here...
7660 (get_label_before, delete_jump): ... making these static ...
7661 (follow_jumps): ... and simplifying this since it only runs after
7663 * rtl.h (get_label_after, get_label_before, delete_jump,
7664 follow_jumps): Delete prototypes.
7666 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7668 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7670 2007-02-15 Nick Clifton <nickc@redhat.com>
7672 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7673 order to prevent it from being munged by the target.
7675 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.md: Remove misleading comment.
7679 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7681 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7682 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7685 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7687 * tree-sra.c (instantiate_missing_elements): Canonicalize
7689 (sra_build_assignment): New.
7690 (generate_copy_inout, generate_element_copy,
7691 generate_element_zero, generate_one_element_init): Use it.
7693 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7695 * tree-sra.c (instantiate_missing_elements): Canonicalize
7697 (sra_build_assignment): New.
7698 (generate_copy_inout, generate_element_copy,
7699 generate_element_zero, generate_one_element_init): Use it.
7701 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7703 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7706 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7708 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7709 types as aggregates not scalars.
7710 * function.c (assign_stack_temp_for_type): Likewise.
7712 2007-02-14 Roger Sayle <roger@eyesopen.com>
7713 Zdenek Dvorak <dvorakz@suse.cz>
7715 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7718 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7720 * passes.c (next_pass_1): Clear the next field of the copied
7723 2007-02-14 Richard Henderson <rth@redhat.com>
7725 * tree-sra.c (early_sra): New.
7726 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7727 (tree_sra_early, pass_sra_early): New.
7728 * tree-pass.h (pass_sra_early): Declare.
7729 * passes.c (init_optimization_passes): Use it.
7731 2007-02-14 Richard Guenther <rguenther@suse.de>
7733 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7735 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7737 PR tree-optimization/30771
7738 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7740 (vect_analyze_operations): Induction phis can now be marked as
7742 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7743 Update documentation accordingly.
7745 2007-02-14 Nick Clifton <nickc@redhat.com>
7747 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7748 most 3 arguments are supported.
7749 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7751 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7753 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7754 Ensure dst->current is valid.
7756 2007-02-13 Paul Brook <paul@codesourcery.com>
7758 * config.gcc: Add arm*-*-uclinux-*eabi.
7759 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7760 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7761 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7762 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7763 (LINK_SPEC): Define.
7765 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7767 * config/arm/uclinux-eabi.h: New file.
7768 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7769 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7772 2007-02-13 Ian Lance Taylor <iant@google.com>
7774 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7775 * flags.h (warn_strict_overflow): Declare.
7776 (enum warn_strict_overflow_code): Define.
7777 (issue_strict_overflow_warning): New static inline function.
7778 * opts.c (warn_strict_overflow): New variable.
7779 (common_handle_option): Handle OPT_Wstrict_overflow and
7780 OPT_Wstrict_overflow_.
7781 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7783 * fold-const.c: Include intl.h.
7784 (fold_deferring_overflow_warnings): New static variable.
7785 (fold_deferred_overflow_warning): New static variable.
7786 (fold_deferred_overflow_code): New static variable.
7787 (fold_defer_overflow_warnings): New function.
7788 (fold_undefer_overflow_warnings): New function.
7789 (fold_undefer_and_ignore_overflow_warnings): New function.
7790 (fold_deferring_overflow_warnings_p): New function.
7791 (fold_overflow_warning): New static function.
7792 (make_range): Add strict_overflow_p parameter. Change all
7794 (extract_muldiv, extract_muldiv_1): Likewise.
7795 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7796 tree_expr_nonnegative_p.
7797 (fold_negate_expr): Call fold_overflow_warning.
7798 (fold_range_test): Likewise.
7799 (fold_comparison): Likewise.
7800 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7801 instead of tree_expr_nonnegative_p.
7802 (tree_expr_nonnegative_warnv_p): Rename from
7803 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7804 (tree_expr_nonnegative_p): New function.
7805 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7806 strict_overflow_p parameter.
7807 (tree_expr_nonzero_p): New function.
7808 * passes.c (verify_interpass_invariants): New static function.
7809 (execute_one_pass): Call it.
7810 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7812 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7813 (estimate_numbers_of_iterations): Likewise.
7814 (scev_probably_wraps_p): Likewise.
7815 * tree-ssa-ccp.c: Include "toplev.h".
7816 (evaluate_stmt): Defer fold overflow warnings until we know we are
7818 (struct fold_stmt_r_data): Add stmt field.
7819 (fold_stmt_r): Defer fold overflow warnings until we know we
7821 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7822 (fold_stmt_inplace): Likewise.
7823 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7824 (cleanup_control_expr_graph): Defer fold overflow warnings until
7825 we know we are going to optimize.
7826 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7827 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7829 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7830 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7831 * tree-ssa-loop-manip.c (create_iv): Likewise.
7832 * c-typeck.c (build_conditional_expr): Likewise.
7833 (build_binary_op): Likewise.
7834 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7835 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7836 (extract_range_from_unary_expr): Likewise.
7837 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7838 assuming that signed overflow does not occur.
7839 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7840 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7841 (fold_defer_overflow_warnings): Declare.
7842 (fold_undefer_overflow_warnings): Declare.
7843 (fold_undefer_and_ignore_overflow_warnings): Declare.
7844 (fold_deferring_overflow_warnings_p): Declare.
7845 (tree_expr_nonzero_warnv_p): Declare.
7846 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7848 (Warning Options): Document -Wstrict-overflow.
7849 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7850 (tree-ssa-ccp.o): Likewise.
7851 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7852 (fold-const.o): Depend on intl.h.
7854 2007-02-13 Ian Lance Taylor <iant@google.com>
7857 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7860 2007-02-13 Stuart Hastings <stuart@apple.com>
7862 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7864 2007-02-13 Richard Henderson <rth@redhat.com>
7866 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7867 handled_component_p before looking for the indirect_ref.
7869 2007-02-13 Richard Henderson <rth@redhat.com>
7871 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7872 remove flags clobber.
7873 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7874 (bswaphi_lowpart): New.
7875 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7876 remove TARGET_BSWAP test. Delete expander of the same name.
7878 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7879 (expand_unop): Use them.
7881 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7884 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7885 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7886 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7887 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7888 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7889 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7890 assembler dialect choice from asm templates.
7892 2007-02-12 Richard Henderson <rth@redhat.com>
7894 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7895 (fixuns_trunc<SSEMODEF>si2): Use it.
7896 * config/i386/sse.md (vec_setv4sf_0): Export.
7897 * config/i386/i386.c (ix86_build_const_vector): Export.
7898 (ix86_split_convert_uns_si_sse): Rename from
7899 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7900 * config/i386/i386-protos.h: Update.
7902 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7905 * c-typeck.c (c_finish_return): Improve warning message.
7907 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7909 * alias.c (find_symbolic_term): Delete unused function.
7911 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7913 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7914 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7915 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7917 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7919 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7920 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7921 the function, temporarily point the debug interface to the null one.
7923 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7925 * dwarf2out.c (round_up_to_align): New static function.
7926 (field_byte_offset): Use it to round the offset.
7928 2007-02-12 Richard Henderson <rth@redhat.com>
7930 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7931 (inswl_const): Export.
7933 2007-02-12 Richard Henderson <rth@redhat.com>
7935 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7936 result mode of the libcall, convert back to outmode.
7938 2007-02-12 Roger Sayle <roger@eyesopen.com>
7940 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7941 (bswapdi2): New define_expand to implement 32-bit implementation.
7943 2007-02-12 Nick Clifton <nickc@redhat.com>
7945 * doc/invoke.texi (Overall Options): Document --help=.
7946 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7947 (cc1_options): Pass --help= on to cc1.
7948 (display_help): Add description of --help=.
7949 (process_command): Add code to handle --help=. Allow translated
7950 --help and --target-help switches to be passed on to compiler
7952 (main): Remove unused if statement.
7953 * opts.c (columns): Remove.
7954 (LEFT_COLUMN): Define.
7955 (wrap_help): Add columns argument.
7956 (print_filtered_help): Change parameters to be an include bitmask,
7957 an exclude bitmask, an any bitmask and the column width. Move the
7958 code to display the params list here. Add code to display the
7959 status of options rather than their descriptions if the quiet flag
7961 (print_specific_help): Change parameters to be an include bitmask,
7962 an exclude bitmask and an any bitmask. Move code to look up the
7963 column width here. Decide upon the title for an options listing.
7964 (common_handle_options): Add code to handle --help=. Adapt code
7965 for --help and --target-help to use the revised form of the
7966 print_specific_help function.
7967 (print_help): Delete.
7968 (print_param_help): Delete.
7969 (print_switch): Delete.
7970 * opts.h (cl_lang_count): Add prototype.
7971 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7972 CL_MAX_OPTION_CLASS): New defines.
7973 * optc-gen.awk: Add construction of cl_lang_count.
7974 * c.opt: Add Warning attribute to warning options and Optimization
7975 attribute to optimization options.
7976 * common.opt: Likewise.
7978 Add -fhelp and -ftarget-help as aliases for the transformed --help
7979 and --target-help options.
7980 * opt-functions.awk: Add code to handle Warning and Optimization
7983 2007-02-12 Richard Henderson <rth@redhat.com>
7985 * config/alpha/constraints.md: New file.
7986 * config/alpha/alpha.c: Include tm-constrs.h.
7987 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7988 alpha_extra_constraint): Remove.
7989 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7990 * config/alpha/alpha-protos.h: Update.
7991 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7992 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7993 (EXTRA_CONSTRAINT): Remove.
7994 * config/alpha/alpha.md: Include constraints.md.
7995 (adddi splitter): Use satisfies_constraint_*.
7996 * config/alpha/predicates.md (add_operand): Likewise.
7997 (sext_add_operand, addition_operation): Likewise.
7999 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8001 PR tree-optimization/29145
8002 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8003 in our handling of restrict qualified pointers.
8005 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8008 * doc/invoke.texi (Wunused-value): Update description.
8009 (Wextra): Delete item.
8010 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8011 value of Wunused-value.
8012 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8013 (c_finish_stmt_expr): Don't check extra_warnings.
8014 (emit_side_effect_warnings): The caller is responsible to check
8017 2007-02-11 Roger Sayle <roger@eyesopen.com>
8018 Matt Thomas <matt@3am-software.com>
8020 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8022 2007-02-11 Roger Sayle <roger@eyesopen.com>
8024 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8025 comparisons of POPCOUNT against zero.
8026 (simplify_const_relational_operation): Likewise.
8028 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8030 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8032 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8034 * dwarf2out.c (root_type): Delete unused function.
8036 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8038 * genattrtab.c (contained_in_p): Delete unused function.
8039 (write_expr_attr_cache): Likewise.
8041 2007-02-11 Jan Hubicka <jh@suse.cz>
8043 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8046 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8048 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8049 to add the REG_EQ* note.
8050 * see.c (see_merge_one_use_extension): Likewise.
8051 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8052 turn REG_EQUAL notes into REG_EQUIV notes if the target
8053 register may have more than one set.
8054 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8055 * gcse.c (try_replace_reg): Likewise.
8056 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8057 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8058 more than one REG_EQUIV note.
8059 * reload1.c (gen_reload): Use set_unique_reg_note.
8061 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8064 (ix86_builtin_conversion): New function.
8066 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8069 * tree.h (DECL_REPLACEABLE_P): New macro.
8070 * except.c (set_nothrow_function_flags): Likewise.
8072 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8073 Ira Rosen <irar@il.ibm.com>
8074 Dorit Nuzman <dorit@il.ibm.com>
8076 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8077 * targhooks.c (default_builtin_vectorized_conversion): New.
8078 * targhooks.h (default_builtin_vectorized_function): New declaration.
8079 * target.h (struct vectorize): Add builtin_conversion field.
8080 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8081 stmt_vec_info_type value.
8082 (vectorizable_conversion): New declaration.
8083 * tree-vect-analyze.c (vect_analyze_operations): Add
8084 vectorizable_conversion call.
8085 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8086 * tree-vect-transform.c (vectorizable_conversion): New function.
8087 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8088 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8090 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8091 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8092 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8093 or ALTIVEC_BUILTIN_VCFSX.
8095 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8098 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8099 CONST_DOUBLE and operand 0 is a hard register.
8100 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8101 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8102 is a hard floating-point register.
8104 2007-02-10 Richard Henderson <rth@redhat.com>
8105 Jakub Jelinek <jakub@redhat.com>
8106 Alexandre Oliva <aoliva@redhat.com>
8108 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8109 * builtin-types.def (BT_WORD): Make unsigned.
8110 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8111 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8112 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8113 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8114 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8115 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8117 * expr.c (emutls_var_address): New.
8118 (expand_expr_real_1): Expand emulated tls.
8119 (expand_expr_addr_expr_1): Likewise.
8120 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8121 * output.h (emutls_finish): Declare.
8122 * toplev.c (compile_file): Call it.
8123 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8124 address before wrapping in CONST.
8125 * varasm.c (emutls_htab, emutls_object_type): New.
8126 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8127 (get_emutls_object_name, get_emutls_object_type): New.
8128 (get_emutls_init_templ_addr, emutls_decl): New.
8129 (emutls_common_1, emutls_finish): New.
8130 (assemble_variable): When emulating tls, swap decls; generate
8131 constructor for the emutls objects.
8132 (do_assemble_alias): When emulating tls, swap decl and target name.
8133 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8135 * varpool.c (decide_is_variable_needed): Look at force_output.
8136 Recurse for emulated tls.
8137 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8138 with decide_is_variable_needed.
8139 * emutls.c: New file.
8140 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8141 tls_object for real tls.
8143 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8145 PR rtl-optimization/29599
8146 * reload1.c (eliminate_regs_in_insn): Take the destination
8147 mode into account when computing the offset.
8149 2007-02-09 Stuart Hastings <stuart@apple.com>
8150 Richard Henderson <rth@redhat.com>
8152 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8153 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8154 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8155 fixuns_truncdfhi2): New.
8156 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8157 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8158 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8159 (floatunssidf2): Allow nonimmediate source.
8160 * config/i386/sse.md (movdi_to_sse): New.
8161 (vec_concatv2di): Drop '*'.
8162 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8163 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8164 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8166 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8167 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8168 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8169 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8170 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8171 ix86_build_const_vector.
8172 (x86_emit_floatuns): Rewrite.
8174 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8176 * genautomata.c (longest_path_length): Delete unused function.
8177 (struct state): Delete unused longest_path_length.
8178 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8179 (get_free_state): Delete unused.
8181 2007-02-09 Jan Hubicka <jh@suse.cz>
8183 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8184 * doc/invoke.texi (inline-unit-growth): Update default value.
8186 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8187 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8188 (rebuild_cgraph_edges): Likewise.
8189 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8190 (dump_cgraph_node): Dump frequencies.
8191 (cgraph_clone_edge): Add frequency scales.
8192 (cgraph_clone_node): Add freuqnecy.
8193 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8194 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8195 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8196 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8197 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8198 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8199 (save_inline_function_body): Likewise.
8200 * ipa-inline.c: inluce rtl.h
8201 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8202 (cgraph_edge_badness): Use frequencies.
8203 (cgraph_decide_recursive_inlining): Update clonning.
8204 (cgraph_decide_inlining_of_small_function): Dump frequency.
8205 * predict.c (estimate_bb_frequencies): Export.
8206 * predict.h (estimate_bb_frequencies): Declare.
8207 * tree-inline.c (copy_bb): Watch overflows.
8208 (expand_call_inline): Update call of cgraph_create_edge.
8209 (optimize_inline_calls): Use TODO flags to update frequnecies.
8210 * passes.h: Include predict.h
8211 (init_optimization_passes): Move profile ahead.
8212 (execute_function_todo): Handle TODO_rebuild_frequencies.
8214 2007-02-09 Roger Sayle <roger@eyesopen.com>
8216 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8217 the insbl or inswl pattern into a register.
8219 2007-02-09 Roger Sayle <roger@eyesopen.com>
8221 * config/ia64/ia64.md (bswapdi2): New define_insn.
8223 2007-02-09 Richard Henderson <rth@redhat.com>
8225 * config/i386/constraints.md (Ym): New constraint.
8226 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8227 (movdi_1_rex64): Split sse and xmm general register moves from
8228 memory move alternatives. Use conditional register constraints.
8229 (movsf_1, movdf_integer): Likewise.
8230 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8231 (movdf_integer_rex64): New.
8232 (pushsf_rex64): Fix output constraints.
8233 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8234 (sse2_stored): Likewise.
8235 (sse2_storeq_rex64): New.
8236 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8237 amd and not generic.
8238 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8239 for optimize_size. Remove SF/DFmode hack.
8241 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8243 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8246 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8247 Richard Sandiford <richard@codesourcery.com>
8249 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8250 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8251 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8252 m68k/t-mlib to tmake_file.
8253 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8254 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8255 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8256 Allow it to be cf or m68k. Set m68k_arch_family. If that
8257 variable is not empty, add t-$m68k_arch_family to tmake_file.
8258 Add t-mlibs to tmake_file.
8259 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8260 * config/m68k/t-cf: New file.
8261 * config/m68k/t-m68k: Likewise.
8262 * config/m68k/t-mlibs: Likewise.
8263 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8264 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8265 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8266 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8267 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8269 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8270 (INSTALL_LIBGCC): Delete.
8271 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8272 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8273 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8274 (M68K_MLIB_CPU): Define.
8275 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8276 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8277 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8279 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8280 Richard Guenther <rguenther@suse.de>
8283 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8284 against INT_MIN/INT_MAX.
8285 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8286 file if a loop is removed.
8288 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8290 * calls.c (store_one_arg): Pass correct alignment to
8291 emit_push_insn for non-BLKmode values.
8292 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8293 unaligned stack slot via a suitably aligned slot.
8295 2007-02-08 DJ Delorie <dj@redhat.com>
8297 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8299 (legal_subregs): Use unsigned char, make const.
8300 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8302 2007-02-08 Paul Brook <paul@codesourcery.com>
8304 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8305 special interworking needed.
8307 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8309 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8310 conditional to __SSE2__.
8311 (Entries below should have been added to first ChangeLog
8312 entry for amdfam10 dated 2007-02-05)
8313 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8315 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8317 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8320 2007-02-08 DJ Delorie <dj@redhat.com>
8322 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8323 * config/m32c/m32c.c (legal_subregs): New.
8324 (m32c_illegal_subreg_p): New.
8325 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8326 unsupported subregs of hard regs.
8328 2007-02-08 Jan Hubicka <jh@suse.cz>
8330 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8331 the same one; always update histograms.
8333 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8335 * passes.c (init_optimization_passes): Tidy comment.
8337 2007-02-08 Roger Sayle <roger@eyesopen.com>
8339 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8340 strip zero_extend, bswap and rotates from POCOUNT's argument.
8341 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8342 zero_extend and rotates from PARITY's argument.
8343 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8344 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8345 of an integer constant at compile-time.
8347 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8350 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8352 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8355 * tree-ssa-live.c (remove_unused_locals): Do not remove
8356 TREE_ADDRESSABLE variables.
8357 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8358 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8359 FOR_CLOBBER. Update all users.
8360 If VAR has an associated alias set, add a virtual operand for
8361 it if no alias is found to conflict with the memory reference.
8363 2007-02-07 Jan Hubicka <jh@suse.cz>
8364 Robert Kidd <rkidd@crhc.uiuc.edu>
8366 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8368 2007-02-07 Ian Lance Taylor <iant@google.com>
8370 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8372 2007-02-07 Roger Sayle <roger@eyesopen.com>
8374 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8375 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8376 tablejumpdi, movsi_to_cr_one): Remove constraints from
8377 define_expand's match_operands.
8379 2007-02-07 Roger Sayle <roger@eyesopen.com>
8381 * global.c (compute_regsets): Move declatation of "i" inside of
8382 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8384 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8387 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8388 of INDIRECT_REF <RESULT_DECL>.
8390 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8392 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8393 Kaz Kojima <kkojima@gcc.gnu.org>
8396 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8398 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8400 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8402 * doc/loop.texi: Document possibility not to perform disambiguation
8403 of loops with multiple latches.
8404 * cfgloopmanip.c (alp_enum_p): Removed.
8405 (add_loop): Handle subloops. Use get_loop_body_with_size.
8406 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8407 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8408 the new forwarder block.
8409 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8410 Handle the case latch is NULL.
8411 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8412 when marking loop exits.
8413 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8415 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8416 disambiguate_loops_with_multiple_latches.
8417 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8418 before fix_loop_structure.
8419 * cfgloop.c: Include pointer-set.h and output.h.
8420 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8421 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8422 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8423 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8424 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8425 disambiguate_multiple_latches, get_loop_body_with_size,
8426 disambiguate_loops_with_multiple_latches): New functions.
8427 (flow_loop_dump): Dump multiple latch edges.
8428 (flow_loop_nodes_find): Handle loops with multiple latches.
8429 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8430 (glb_enum_p): Modified.
8431 (get_loop_body): Use get_loop_body_with_size.
8432 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8433 (AVOID_CFG_MODIFICATIONS): New constant.
8434 (disambiguate_loops_with_multiple_latches, add_loop,
8435 get_loop_body_with_size): Declare.
8436 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8438 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8441 * global.c (compute_regsets): New function.
8442 (global_alloc): Refactored ELIMINABLE_REGSET
8443 and NO_GLOBAL_ALLOC_REGS computation out.
8444 (rest_of_handle_global_alloc): Call compute_regsets()
8445 for non-optimizing case.
8447 2007-02-06 Richard Henderson <rth@redhat.com>
8449 * config/i386/constraints.md (Y2): Rename from Y.
8450 (Yi): New constraint.
8451 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8452 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8453 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8454 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8455 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8456 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8457 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8458 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8459 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8460 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8461 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8462 vec_extractv2si_1): Change Y constraints to Y2.
8463 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8464 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8465 Change Y constraints to Y2.
8466 (sse2_loadld): Change Y constraints to x.
8468 2007-02-06 Roger Sayle <roger@eyesopen.com>
8470 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8471 (parity<mode>2): New define_expand using rs6000_emit_parity.
8472 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8473 rs6000_emit_parity): New functions.
8474 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8475 rs6000_emit_parity): Prototype here.
8477 2007-02-06 Ian Lance Taylor <iant@google.com>
8479 * lower-subreg.c (simple_move_operand): Reject CONST.
8480 (resolve_clobber): Call validate_change rather than directly
8481 assigning to XEXP (pat, 0).
8483 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8485 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8486 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8487 (tree-cfg.o): Remove hashtab.h dependency.
8489 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8490 (struct ivopts_data): Change niters to pointer_map_t.
8491 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8492 (niter_for_exit): Create pointer_map on demand. Change for
8494 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8495 (free_loop_data): Destroy data->niters if created and reset field.
8496 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8497 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8499 * tree-ssa-reassoc.c: Include pointer-set.h.
8500 (bb_rank): Change to long *.
8501 (operand_rank): Change to pointer_map_t.
8502 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8503 (insert_operand_rank): Accept long.
8504 (operand_entry_hash, operand_entry_eq): Remove.
8505 (get_rank): Return long. Adjust for changes above.
8506 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8508 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8510 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8511 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8512 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8514 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8515 directly since it cannot be NULL.
8516 (get_vi_for_tree): Rewrite for pointer_map API.
8517 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8518 (init_alias_vars): Create vi_for_tree as pointer_map.
8519 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8521 * tree-cfg.c: Don't include hashtab.h.
8522 (edge_to_cases): Declare as pointer_map.
8523 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8525 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8526 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8527 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8529 (record_switch_edge): Delete.
8530 (get_cases_for_edge): Adjust for pointer_map API, inline
8531 record_switch_edge (rewritten for new API), remove goto.
8533 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8535 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8536 * tree-nested.c: Include pointer-set.h.
8537 (var_map_elt, var_map_eq, var_map_hash): Delete.
8538 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8540 (nesting_info_bitmap_obstack): New.
8541 (lookup_field_for_decl): Adjust for pointer_map API.
8542 (lookup_tramp_for_decl): Adjust for pointer_map API.
8543 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8544 (get_local_debug_decl): Adjust for pointer_map API.
8545 (convert_nl_goto_reference): Adjust for pointer_map API.
8546 (convert_nl_goto_receiver): Adjust for pointer_map API.
8547 (create_nesting_tree): Create outside GGC space. Create bitmap on
8548 the new obstack. Create field_map and var_map as pointer_maps.
8549 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8551 (lower_nested_functions): Move root here, no need to NULL it.
8552 Initialize and release the obstack.
8554 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8556 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8557 Remove prototypes and make them non-static.
8558 (struct tree_int_map): Remove.
8559 * tree.h (struct tree_int_map): Move here, turning TO into an
8561 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8563 * tree.h (TREE_COMPLEXITY): Remove.
8564 (struct tree_exp): Remove complexity field.
8565 * tree.c (build1_stat): Don't set it.
8567 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8568 Victor Kaplansky <victork@il.ibm.com>
8570 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8571 (vect_is_simple_reduction): Support reduction with induction as
8572 one of the operands.
8573 (vect_is_simple_iv_evolution): Fix formatting.
8574 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8575 formatting. Don't mark induction phis for vectorization.
8576 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8577 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8578 (vect_get_vec_def_for_operand): Support induction.
8579 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8581 (vectorizable_reduction): Support reduction with induction as one of
8583 (vectorizable_type_demotion): Use def-type of stmt argument rather
8584 than dummy def-type.
8586 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8587 flag_tree_scev_cprop.
8588 * common.opt (tree-scev-cprop): New flag.
8590 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8591 call to vect_get_new_vect_var.
8593 2007-02-06 Ira Rosen <irar@il.ibm.com>
8595 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8596 vectype is not NULL.
8597 (vect_pattern_recog_1): Likewise.
8599 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8601 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8602 (fold_negate_expr): Likewise.
8604 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8607 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8608 even if cv-qualification is the same.
8610 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8612 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8613 __enable_execute_stack on completion.
8615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8617 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8618 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8619 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8620 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8621 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8622 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8623 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8624 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8626 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8628 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8629 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8630 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8631 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8632 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8633 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8634 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8635 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8636 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8637 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8638 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8639 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8640 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8641 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8642 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8643 sqrtextenddfxf2_i387): Added amdfam10_decode.
8645 * config/i386/athlon.md (athlon_idirect_amdfam10,
8646 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8647 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8648 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8649 athlon_ivector_store_amdfam10): New define_insn_reservation.
8650 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8653 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8655 * config/i386/athlon.md (athlon_call_amdfam10,
8656 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8657 define_insn_reservation.
8658 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8659 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8660 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8664 * config/i386/athlon.md (athlon_sseld_amdfam10,
8665 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8666 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8668 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8670 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8671 define_insn_reservation.
8672 * config/i386/i386.md (sseins): Added sseins to define_attr type
8673 and define_attr unit.
8674 * config/i386/sse.md: Set type attribute to sseins for insertq
8677 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8679 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8680 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8681 ssecomi_load_amdfam10, ssecomi_amdfam10,
8682 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8683 define_insn_reservation.
8684 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8686 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8688 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8689 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8690 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8691 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8692 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8693 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8694 define_insn_reservation.
8696 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8697 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8698 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8699 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8700 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8702 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8704 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8705 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8706 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8707 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8708 athlon_ssemul_load_k8): Added amdfam10.
8710 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8712 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8713 (x86_sse_unaligned_move_optimal): New variable.
8715 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8717 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8718 for unaligned vector SSE double/single precision loads for AMDFAM10.
8720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8722 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8723 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8724 Define TARGET_CPU_DEFAULT_amdfam10.
8725 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8726 (processor_type): Add PROCESSOR_AMDFAM10.
8728 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8729 processor_type in config/i386/i386.h.
8730 Enable imul peepholes for TARGET_AMDFAM10.
8732 * config.gcc: Add support for --with-cpu option for amdfam10.
8734 * config/i386/i386.c (amdfam10_cost): New variable.
8735 (m_AMDFAM10): New macro.
8736 (m_ATHLON_K8_AMDFAM10): New macro.
8737 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8738 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8739 x86_promote_QImode, x86_integer_DFmode_moves,
8740 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8741 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8742 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8743 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8744 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8745 Enable/disable for amdfam10.
8746 (override_options): Add amdfam10_cost to processor_target_table.
8747 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8748 processor_alias_table.
8749 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8750 (ix86_adjust_cost): Add code for amdfam10.
8752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8754 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8755 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8756 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8757 * config/i386/i386.h: Add builtin definition for SSE4A.
8758 * config/i386/i386.md: Add support for ABM instructions
8760 * config/i386/sse.md: Add support for SSE4A instructions
8761 (movntss, movntsd, extrq, insertq).
8762 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8763 Add -march=amdfam10 flag.
8764 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8765 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8767 * doc/extend.texi: Add documentation for SSE4A builtins.
8769 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8771 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8773 2007-02-05 Richard Guenther <rguenther@suse.de>
8775 * tree-vectorizer.h (vectorizable_function): Add argument type
8776 argument, change return type.
8777 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8778 * tree-vect-transform.c (vectorizable_function): Handle extra
8779 argument, return vectorized function decl.
8780 (build_vectorized_function_call): Remove.
8781 (vectorizable_call): Handle calls with result and argument types
8782 differing. Handle loop vectorization factor correctly.
8783 * targhooks.c (default_builtin_vectorized_function): Adjust for
8785 * targhooks.h (default_builtin_vectorized_function): Likewise.
8786 * target.h (builtin_vectorized_function): Add argument type
8788 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8789 extra argument, allow vectorizing of lrintf.
8790 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8791 documentation of target hook.
8793 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8796 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8797 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8798 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8800 2007-02-05 Roger Sayle <roger@eyesopen.com>
8802 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8803 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8804 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8805 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8806 before canonicalizing sincos to cexpi.
8807 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8809 2007-02-05 Roger Sayle <roger@eyesopen.com>
8811 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8812 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8813 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8815 2007-02-05 Roger Sayle <roger@eyesopen.com>
8817 * mips-tfile.c (initialize_init_file): Correct endianness test.
8819 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8821 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8824 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8826 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8827 saves in a PARALLEL before the register assignments.
8829 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8831 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8832 DWARF_FRAME_RETURN_COLUMN to be a general register.
8833 * dwarf2out.c (init_return_column_size): New function, split from...
8834 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8835 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8836 to be nongeneral registers.
8837 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8839 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8840 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8842 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8844 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8846 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8848 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8849 (remove_path): Use can_remove_branch_p and remove_branch instead
8850 of loop_delete_branch_edge.
8851 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8852 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8853 Update profile using scale_dominated_blocks_in_loop.
8854 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8855 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8856 (can_remove_branch_p, remove_branch): Declare.
8857 * tree-cfg.c (tree_can_remove_branch_p): New function.
8858 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8859 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8860 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8862 2007-02-05 Jan Hubicka <jh@suse.cz>
8865 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8866 nodes in cgraph, don't remove offline copy of the function.
8868 2007-02-04 Jan Hubicka <jh@suse.cz>
8870 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8871 vectors might cause maybe_lookup_element_for_expr to be called
8872 on non-sra-candidate.
8874 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8876 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8877 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8878 spelling conventions.
8880 2007-02-04 Richard Guenther <rguenther@suse.de>
8883 * fold-const.c (try_move_mult_to_index): Make sure to not
8884 overflow one dimension of a multi-dimensional array access.
8886 2007-02-04 Jan Hubicka <jh@suse.cz>
8888 * passes.c (init_optimization_passes): Reindent.
8890 2007-02-04 Jan Hubicka <jh@suse.cz>
8891 Eric Botcazou <ebotcazou@adacore.com>
8893 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8894 (execute_fixup_cfg): Break out the abnormal goto code.
8895 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8896 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8897 (optimize_inline_calls): Call make_nonlocal_label_edges.
8899 2007-02-04 Jan Hubicka <jh@suse.cz>
8901 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8902 true when something was changed.
8903 (rename_ssa_copies): When something was changed, do
8904 TODO_remove_unused_locals.
8905 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8906 add TODO_remove_unused_locals when instruction was removed.
8908 2007-02-04 Jan Hubicka <jh@suse.cz>
8910 * ipa-inline.c (try_inline): Improve debug output; work on already
8912 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8913 call try_inline for already inlined edges too when flattening;
8914 inline also functions that make callee growth but overall unit size
8917 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8919 * config/m32c/bitops.md, config/m32c/jump.md,
8920 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8921 config/m32r/m32r.h, config/m32r/m32r.md,
8922 config/m32r/predicates.md, config/m68hc11/larith.asm,
8923 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8924 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8925 config/mips/mips-protos.h, config/mips/mips.c,
8926 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8927 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8928 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8929 spelling conventions.
8931 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8932 Follow spelling conventions.
8934 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8936 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8937 warn about C++0x compatibility.
8939 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8941 * config/h8300/h8300.c, config/h8300/h8300.h,
8942 config/h8300/h8300.md: Follow spelling conventions.
8944 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8947 * combine.c (try_combine): Do not substitute source operand
8948 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8950 2007-02-03 Jan Hubicka <jh@suse.cz>
8952 PR gcov-profile/30650
8953 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8954 do not divide by zero for never executed counters.
8955 (tree_find_values_to_profile): Fix counters.
8956 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8958 2007-02-03 Ian Lance Taylor <iant@google.com>
8960 * lower-subreg.c (simple_move_operand): New static function,
8961 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8963 (simple_move): Call simple_move_operand.
8964 (find_decomposable_subregs): Add special handling of MEMs.
8965 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8966 meaning of return value. If we see a hard register, test whether
8967 it can store a word_mode value. Change all callers.
8969 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8971 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8972 ftrapv insns and expanders.
8973 (subdi3): Change define_expand operand 1 to arith11_operand, and
8974 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8975 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8976 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8980 * varasm.c (notice_global_symbol): Treat global objects as weak when
8983 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * emit-rtl.c (dconstpi): Delete.
8987 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8988 * real.h (dconstpi): Delete.
8990 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8991 (fold_builtin_hypot): Likewise.
8993 2007-02-03 Tom Tromey <tromey@redhat.com>
8996 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8997 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8999 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9001 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9002 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9003 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9004 config/rs6000/cell.md, config/rs6000/darwin.h,
9005 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9006 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9007 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9008 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9009 typos. Follow spelling conventions.
9010 * doc/invoke.texi: Follow spelling conventions.
9012 2007-02-03 Roger Sayle <roger@eyesopen.com>
9014 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9015 canonicalization transformations that attempt to simplify integer
9016 constant comparisons to become comparisons against zero.
9018 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9020 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9022 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9023 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9025 2007-02-02 Mike Stump <mrs@apple.com>
9027 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9028 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9029 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9030 generate a branch island.
9032 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9034 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9035 (xtensa_legitimate_address_p): New.
9036 (xtensa_legitimize_address): New.
9037 (xtensa_output_addr_const_extra): New.
9038 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9040 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9041 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9042 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9043 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9044 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9045 (xtensa_legitimize_address): New.
9046 (xtensa_output_addr_const_extra): New.
9048 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9050 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9052 2007-02-02 Ian Lance Taylor <iant@google.com>
9054 * expmed.c (expand_divmod): Add comment.
9056 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9058 * emit-rtl.c (renumber_insns): Remove.
9059 * flags.h: Remove the extern for flag_renumber_insns.
9060 * rtl.h: Remove the prototype for renumber_insns.
9061 * toplev.c (flag_renumber_insns): Remove.
9063 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9065 Revert for x86 darwin:
9066 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9068 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9069 code before the following patch under TARGET_MACHO.
9070 (ix86_function_value_regno_p): Likewise.
9072 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9074 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9077 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9080 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9081 general or fp registers. Add comments.
9082 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9084 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9086 * pointer-set.c (insert_aux): Only return insertion slot.
9087 (pointer_set_insert): Adjust.
9088 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9089 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9090 pointer_map_traverse): New.
9091 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9092 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9093 pointer_map_contains, pointer_map_traverse): Declare.
9095 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9098 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9099 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9101 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9103 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9105 (struct _dep): New type.
9106 (dep_t): New typedef.
9107 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9108 (DEP_STATUS): New access macro. The macro with the same name was
9109 renamed to DEP_LINK_STATUS.
9110 (dep_init): Declare function
9112 (struct _dep_link): New type.
9113 (dep_link_t): New typedef.
9114 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9115 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9116 (DEP_LINK_STATUS): New macro.
9117 (debug_dep_links): New debug function.
9119 (struct _deps_list): New type.
9120 (deps_list_t): New typedef.
9121 (DEPS_LIST_FIRST): New access macro.
9122 (FOR_EACH_DEP_LINK): New cycle macro.
9123 (create_deps_list, free_deps_list, delete_deps_list): Declare
9125 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9126 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9127 (copy_deps_list_change_con): Ditto.
9129 (move_dep_link): Declare function.
9131 (struct _dep_node): New type.
9132 (dep_node_t): New typedef.
9133 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9135 (struct haifa_insn_data.back_deps): New field to hold backward
9136 dependencies of the insn.
9137 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9139 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9140 Change its type to deps_list_t.
9141 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9142 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9143 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9145 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9147 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9149 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9151 (dep_cost): Declare.
9153 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9154 (ds_to_dk, dk_to_ds): New functions.
9156 (init_dep_1): New static function.
9157 (init_dep): New function.
9158 (copy_dep): New static function.
9160 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9162 (detach_dep_link): New static function.
9163 (move_dep_link): New function.
9165 (dep_links_consistent_p, dump_dep_links): New static functions.
9166 (debug_dep_links): New debugging function.
9168 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9170 (alloc_deps_list, init_deps_list): New static functions.
9171 (create_deps_list): New function.
9172 (clear_deps_list): New static function.
9173 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9174 (deps_list_consistent_p, dump_deps_list): New static functions.
9175 (debug_deps_list): New function.
9176 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9178 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9180 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9181 use new scheduler dependencies lists.
9182 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9183 (sched_analyze): Ditto. Initialize dependencies lists.
9184 (add_forw_dep, compute_forward_dependences): Update to use new
9185 scheduler dependencies lists.
9187 (init_dependency_caches): Init deps_obstack.
9188 (free_dependency_caches): Free deps_obstack.
9190 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9191 new scheduler dependencies lists.
9192 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9193 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9195 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9196 Update to use new scheduler dependencies lists.
9197 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9198 (debug_dependencies): Ditto.
9199 (schedule_region): Update comments.
9201 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9202 scheduler dependencies lists.
9203 (schedule_ebb): Update comments.
9205 * rtl.def (DEPS_LIST): Remove.
9207 * lists.c (unused_deps_list): Remove.
9208 (free_list): Update assertions.
9210 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9211 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9213 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9214 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9216 * haifa-sched.c (comments): Update.
9217 (insn_cost1): Remove. Inline the code into insn_cost ().
9218 (insn_cost): Update to use new scheduler dependencies lists. Move
9219 processing of the dependency cost to dep_cost ().
9220 (dep_cost): New function. Use it instead of insn_cost () when
9221 evaluating cost of the dependency. Use compatible interface to
9222 interact with the target.
9223 (priority): Update to use new scheduler dependencies lists.
9224 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9225 with greater number of insns that depend on the insn.
9226 (schedule_insn): Update to use new scheduler dependencies lists. Add
9227 code to free backward dependencies lists. Inline and optimize code
9228 from resolve_dep () - see PR28071.
9229 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9230 lists. Update call to targetm.sched.is_costly_dependence hook.
9232 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9233 scheduler dependencies lists.
9235 (resolve_dep): Remove. Move the logic to schedule_insn ().
9236 (init_h_i_d): Initialize dependencies lists.
9238 (process_insn_depend_be_in_spec): Rename to
9239 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9241 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9242 Update to use new scheduler dependencies lists.
9243 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9245 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9246 new scheduler dependencies lists.
9247 (build_intra_loop_deps): Ditto.
9249 * target.h (struct _dep): Declare to use in
9250 gcc_target.sched.is_costly_dependence.
9251 (struct gcc_target.sched.adjust_cost): Fix typo.
9252 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9253 single dep_t parameter instead of an equivalent triad.
9254 (struct gcc_target.sched.adjust_cost_2): Remove.
9256 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9258 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9260 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9262 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9264 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9265 (REG_DEP_TRUE): Document.
9267 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9268 Change signature to correspond to the targetm.sched.adjust_cost hook.
9269 Update use in TARGET_SCHED_ADJUST_COST_2.
9270 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9271 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9272 new scheduler dependencies lists.
9273 (ia64_gen_check): Ditto.
9275 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9278 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9279 signature to correspond to the targetm.sched.is_costly_dependence hook.
9280 (is_costly_group): Update to use new scheduler dependencies lists.
9282 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9283 instead of INSN_COST () macro.
9285 2007-02-01 Ian Lance Taylor <iant@google.com>
9287 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9289 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9291 * pa.md (tp_load): Correct mfctl instruction syntax.
9293 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9295 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9296 altivec_padding_size calculation on AIX. Improve comment, add
9297 assert to verify that it's right.
9299 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9302 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9305 * global.c (global_alloc): Add mising initialization of
9308 2007-02-01 Roger Sayle <roger@eyesopen.com>
9310 * alias.c (init_alias_analysis): Correct whitespace.
9311 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9312 partition_hot_cold_basic_blocks): Likewise.
9313 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9314 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9315 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9316 fold_builtin_snprintf_chk, fold_builtin_printf,
9317 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9318 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9319 * cfgcleanup.c (cleanup_cfg): Likewise.
9320 * cfgexpand.c (tree_expand_cfg): Likewise.
9321 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9322 * function.c (get_next_funcdef_no): Likewise.
9323 * gengtype.c (main): Likewise.
9324 * genmodes.c (main): Likewise.
9325 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9326 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9327 * ifcvt.c (noce_emit_move_insn): Likewise.
9328 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9330 * stor-layout.c (get_best_mode): Likewise.
9331 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9332 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9333 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9334 perform_var_substitution, solve_graph): Likewise.
9335 * tree-vrp.c (vrp_finalize): Likewise.
9337 2007-02-01 Ian Lance Taylor <iant@google.com>
9339 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9340 high part of a paradoxical subreg, return a constant zero.
9342 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9344 * toplev.c (lang_dependent_init): Call init_set_costs.
9345 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9347 2007-02-01 Richard Guenther <rguenther@suse.de>
9350 * fold-const.c (fold_negate_expr): Allow negating a
9351 constant if overflow does not change.
9353 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9355 * doc/c-tree.texi (Expression trees): Improve markup.
9356 * doc/tm.texi (Register Classes, Addressing Modes)
9357 (Floating Point): Fix spacing after abbreviations. Fix some
9360 2007-02-01 Ben Elliston <bje@au.ibm.com>
9362 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9363 * doc/contrib.texi: Likewise.
9364 * doc/install.texi: Likewise.
9366 2007-01-31 Richard Henderson <rth@redhat.com>
9367 Ian Lance Taylor <iant@google.com>
9369 * lower-subreg.c: New file.
9370 * rtl.def (CONCATN): Define.
9371 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9373 * emit-rtl.c (update_reg_offset): New static function, broken out
9374 of gen_rtx_REG_offset.
9375 (gen_rtx_REG_offset): Call update_reg_offset.
9376 (gen_reg_rtx_offset): New function.
9377 * regclass.c: Revert patch of 2006-03-05, restoring
9379 (clear_reg_info_regno): New function.
9380 * dwarf2out.c (concatn_loc_descriptor): New static function.
9381 (loc_descriptor): Handle CONCATN.
9382 * common.opt (fsplit_wide_types): New option.
9383 * opts.c (decode_options): Set flag_split_wide_types when
9385 * timevar.def (TV_LOWER_SUBREG): Define.
9386 * rtl.h (gen_reg_rtx_offset): Declare.
9387 (reg_scan_update): Declare.
9388 * regs.h (clear_reg_info_regno): Declare.
9389 * tree-pass.h (pass_lower_subreg): Declare.
9390 (pass_lower_subreg2): Declare.
9391 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9392 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9394 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9395 * Makefile.in (OBJS-common): Add lower-subreg.o.
9396 (lower-subreg.o): New target.
9398 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9400 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9402 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9405 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9407 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9410 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9412 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9414 * cfgloop.h: Include vec-prim.h.
9415 (enum li_flags): Remove LI_ONLY_OLD.
9416 (loop_iterator): Changed.
9417 (fel_next, fel_init): Iterate over loop tree.
9418 (FOR_EACH_LOOP_BREAK): New macro.
9419 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9421 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9422 * modulo-sched.c (sms_schedule): Ditto.
9423 * tree-vectorizer.c (vectorize_loops): Ditto.
9424 * doc/loop.texi: Update information on loop numbering and behavior of
9425 FOR_EACH_LOOP wrto new loops.
9426 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9427 add_to_evolution_1): Test nestedness of loops instead of comparing
9429 * tree-chrec.c (chrec_fold_plus_poly_poly,
9430 chrec_fold_multiply_poly_poly, chrec_evaluate,
9431 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9432 reset_evolution_in_loop): Ditto.
9433 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9435 2007-01-31 Dirk Mueller <dmueller@suse.de>
9437 * c-common.c (warn_about_parentheses): Separate warning about
9438 un-parenthized sequence of comparison operators from the one
9439 which is supposed to warn about x <= y <= z.
9441 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9443 * optabs.h (enum optab_index): Add new OTI_isinf.
9444 (isinf_optab): Define corresponding macro.
9445 * optabs.c (init_optabs): Initialize isinf_optab.
9446 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9448 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9449 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9451 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9452 expand_builtin_interclass_mathfn.
9453 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9454 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9455 (fxam<mode>2_i387): New insn pattern.
9456 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9457 built-in functions as x87 inline asm.
9459 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9461 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9463 2007-01-30 Eric Christopher <echristo@apple.com>
9465 * config.gcc: Add geode.
9467 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9469 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9470 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9471 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9472 value-prof.c: Fix comment typos.
9474 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9477 * doc/invoke.texi (Wpointer-arith): Document warning.
9479 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9481 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9482 the list of discrepancies from the draft TR.
9484 2007-01-30 Dirk Mueller <dmueller@suse.de>
9487 * doc/invoke.texi (-Wreturn-type): Update description to
9490 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9492 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9494 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9496 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9497 to handle optabs that operate on floating point input argument and
9498 output to integer output.
9499 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9500 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9501 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9502 expand_builtin_interclass_mathfn ().
9503 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9505 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9506 ilogbl built-in functions as x87 intrinsics.
9508 2007-01-30 Richard Guenther <rguenther@suse.de>
9511 * dwarf2out.c (reference_to_unused): Query varpool if the
9512 variable was output.
9514 2007-01-30 Richard Guenther <rguenther@suse.de>
9517 * passes.c (execute_one_pass): Reset in_gimple_form to not
9518 confuse non-unit-at-a-time mode.
9520 2007-01-29 Roger Sayle <roger@eyesopen.com>
9521 Richard Guenther <rguenther@suse.de>
9523 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9524 avoid undefined behaviour on overflow. Use force_fit_type_double
9525 to construct the constant with the specified TREE_OVERFLOW.
9527 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9529 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9530 * config/dfp-bit.h: Ditto.
9532 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9534 * c-decl.c (pop_scope): Replace warnings with call to
9535 warn_for_unused_label.
9536 * c-common.h (warn_for_unused_label): Declare.
9537 * c-common.c (warn_for_unused_label): Define.
9539 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9541 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9544 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9546 * Makefile.in (USER_H): Remove decfloat.h.
9547 * ginclude/decfloat.h: Delete, moving contents to ...
9548 * ginclude/float.h: Add support for decimal floating point,
9549 guarded by __STDC_WANT_DEC_FP__.
9551 2007-01-29 Mike Stump <mrs@apple.com>
9553 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9554 Analysis and Representation to resolve case insensitive conflict.
9555 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9557 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9559 * tree.h (struct tree_memory_tag): Add aliases member.
9560 (MTAG_ALIASES): New macro.
9561 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9562 (add_may_alias): Remove pointer-set. Update for may_aliases being
9564 (mark_aliases_call_clobbered): Update for may_aliases being a
9566 (compute_tag_properties): Ditto.
9567 (create_partition_for): Ditto.
9568 (compute_memory_partitions): Ditto.
9569 (dump_may_aliases_for): Ditto.
9570 (is_aliased_with): Ditto.
9571 (add_may_alias_for_new_tag): Ditto.
9572 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9573 (compute_is_aliased): New function.
9574 (compute_may_aliases): Call compute_is_aliased).
9575 (init_alias_info): Initialize alias_bitmap_obstack.
9576 (union_alias_set_into): New function.
9577 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9578 (have_common_aliases_p): Rewrite to take two bitmaps and use
9580 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9582 (finalize_ref_all_pointers): Update for add_may_alias changes.
9583 (new_type_alias): Ditto.
9584 * tree-flow-inline.h (may_aliases): Return a bitmap.
9585 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9586 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9587 may_aliases being a bitmap.
9588 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9589 may_aliases now returns a bitmap.
9590 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9592 * tree-ssa-operands.c (add_virtual_operand): Update for
9593 may_aliases being a bitmap.
9595 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9597 PR tree-optimization/30630
9598 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9599 variable as changed.
9601 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9604 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9605 expanded only once even if an error occurs.
9607 2007-01-29 Ben Elliston <bje@au.ibm.com>
9609 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9610 (__gcov_average_profiler): Likewise.
9611 (__gcov_ior_profiler): Likewise.
9612 (__gcov_merge_ior): Likewise.
9614 2007-01-28 Jan Hubicka <jh@suse.cz>
9616 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9617 * value-prof.c (stringop_block_profile): Likewise.
9619 2007-01-28 Jan Hubicka <jh@suse.cz>
9621 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9622 variant handling histograms; add wrapper.
9623 (clear_storage_via_libcall): Export.
9624 (emit_block_move_hints): Break out from ...; add histograms.
9625 (emit_block_move): ... this one.
9626 (clear_storage_hints): Break out from ...; add histograms.
9627 (clear_storage): ... this one.
9628 (set_storage_via_memset): Handle histogram.
9629 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9630 (clear_storage_hints, clear_storage_via_libcall): Declare.
9631 (set_storage_via_setmem): Update prototype.
9632 * doc/md.texi (movmem, setmem): Document new arguments.
9634 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9636 (stringop_block_profile): New global function.
9637 (tree_stringops_values_to_profile): Profile block size and alignment.
9638 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9640 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9641 (stringop_block_profile): Declare.
9642 * builtins.c: Include value-prof.h.
9643 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9644 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9645 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9646 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9647 * profile.c (instrument_values): Add new counters.
9648 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9650 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9651 (tree_init_edge_profiler): Build new profilers.
9652 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9653 (pass_tree_profile): Add dump.
9654 (tree_profile_hooks): Update.
9655 * Makefile.in (LIBGCOV): Add new constants.
9656 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9657 __gcov_ior_profiler): New.
9658 * i386.md (movmem/setmem expanders): Add new optional arguments.
9660 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9662 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9664 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9666 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9667 (tree_unswitch_single_loop): Pass eni_size_weights to
9668 tree_num_loop_insns.
9669 * tree-ssa-loop-manip.c: Include tree-inline.h.
9670 (can_unroll_loop_p): Pass eni_size_weights to
9671 tree_num_loop_insns.
9672 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9673 Pass eni_size_weights to estimate_num_insns.
9674 * tree.h (init_inline_once): Export.
9675 * toplev.c (backend_init): Call init_inline_once.
9676 * cgraphunit.c (cgraph_process_new_functions,
9677 cgraph_analyze_function): Pass eni_inlining_weights to
9679 * ipa-inline.c (compute_inline_parameters): Ditto.
9680 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9681 to estimate_num_insns.
9682 (try_unroll_loop_completely): Pass eni_size_weights to
9683 tree_num_loop_insns.
9684 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9685 ot estimate_num_insns.
9686 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9687 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9688 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9689 eni_time_weights): New variables.
9690 (init_inline_once): Initialize them.
9691 (struct eni_data): Mew.
9692 (estimate_num_insns_1, estimate_num_insns): Use weights.
9693 * tree-inline.h (struct eni_weights_d): New.
9694 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9695 (estimate_num_insns): Declaration changed.
9696 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9697 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9698 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9702 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9703 relations in the conflict function is valid.
9705 2007-01-27 Ian Lance Taylor <iant@google.com>
9707 * common.opt: Add fstrict-overflow.
9708 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9709 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9710 (TYPE_OVERFLOW_UNDEFINED): Define.
9711 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9713 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9714 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9715 (fold_negate_expr): Likewise.
9716 (make_range): Likewise.
9717 (extract_muldiv_1): Likewise.
9718 (maybe_canonicalize_comparison): Likewise.
9719 (fold_comparison): Likewise.
9720 (fold_binary): Likewise.
9721 (tree_expr_nonnegative_p): Likewise.
9722 (tree_expr_nonzero_p): Likewise.
9723 * tree-vrp.c (compare_values): Likewise.
9724 (extract_range_from_binary_expr): Likewise.
9725 (extract_range_from_unary_expr): Likewise.
9726 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9728 (nowrap_type_p): Likewise.
9729 * tree-scalar-evolution.c (simple_iv): Likewise.
9730 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9731 (build_range_check): Likewise.
9732 (extract_muldiv_1): Likewise.
9733 (fold_comparison): Likewise.
9734 * tree-vrp.c (vrp_int_const_binop): Likewise.
9735 (extract_range_from_unary_expr): Likewise.
9736 * convert.c (convert_to_integer): Likewise.
9737 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9738 (fold_comparison): Likewise.
9739 (fold_binary): Likewise.
9740 * optabs.c (optab_for_tree_code): Likewise.
9741 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9742 * simplify-rtx.c (simplify_const_relational_operation): Check
9743 flag_strict_overflow and flag_trapv.
9744 (simplify_const_relational_operation): Likewise.
9745 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9746 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9749 2007-01-27 Roger Sayle <roger@eyesopen.com>
9751 * tree.c (tree_fold_gcd): Delete.
9752 * tree.h (tree_fold_gcd): Remove prototype.
9753 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9754 test whether one constant integer is a multiple of another. Instead
9755 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9756 * fold-const.c (multiple_of_p): We've determined both TOP and
9757 BOTTOM are integer constants so we can call int_const_binop directly
9758 instead of the more generic const_binop.
9760 2007-01-27 Roger Sayle <roger@eyesopen.com>
9762 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9763 1*X check that the constant hasn't overflowed, to preserve the
9765 (round_up): Provide an efficient implementation when rouding-up an
9766 INTEGER_CST to a power-of-two.
9768 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9770 * doc/sourcebuild.texi: Add comma for clarity.
9771 * doc/extend.texi: Fix some typos.
9772 * doc/passes.texi: Likewise.
9773 * doc/cppinternals.texi: Likewise.
9774 * doc/c-tree.texi: Likewise.
9775 * doc/tree-ssa.texi: Likewise.
9776 * doc/install.texi: Likewise.
9778 2007-01-27 Jan Hubicka <jh@suse.cz>
9780 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9781 (pass_sra): Do not require alias information.
9782 * passes.c (init_optimization_passes): Add SRA
9784 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9786 * tracer.c (rest_of_handle_tracer): We already cleaned
9787 up the CFG in tracer() so don't do it here again.
9788 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9789 cleanup_cfg here, either. And don't call renumber_insns.
9791 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9792 and BB_HEAD are in the insn stream here. Instead make sure
9793 that BB_INSN is valid on all insns. Also, do check here that
9794 there are no pending branch predictions...
9795 (rtl_verify_flow_info): ...instead of doing it here. Checks
9796 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9799 2007-01-26 Roger Sayle <roger@eyesopen.com>
9801 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9802 function to simplify/factorize operand order canonicalization.
9803 (ix86_fixup_binary_operands): Reorganize using the above function.
9804 (ix86_binary_operator_ok): Likewise.
9806 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9808 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9809 file scope from optimize_attrs.
9810 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9812 (optimize_attrs): Clear insn_code_values after freeing it.
9814 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9816 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9817 a parts.base assignment.
9819 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9821 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9822 (compute_subscript_distance, initialize_data_dependence_relation,
9823 finalize_ddr_dependent, analyze_ziv_subscript,
9824 analyze_siv_subscript_cst_affine,
9825 compute_overlap_steps_for_affine_univar,
9826 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9827 analyze_siv_subscript, analyze_miv_subscript,
9828 analyze_overlapping_iterations, subscript_dependence_tester_1,
9829 compute_self_dependence, free_dependence_relation): Work
9830 with affine_fn instead of chrecs.
9831 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9832 common_affine_function, affine_function_base,
9833 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9834 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9835 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9836 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9837 (all_chrecs_equal_p): Removed.
9838 * tree-data-ref.h (affine_fn, conflict_function): New types.
9839 (struct subscript): Change type of conflicting_iterations_in_a
9840 and conflicting_iterations_in_b.
9842 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9845 * config/pa/pa.h (TARGET_HPUX_11): New.
9846 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9847 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9849 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9850 Richard Guenther <rguenther@suse.de>
9852 * tree-ssa-structalias.c (solve_graph): Handle case
9853 we merged the variable to another.
9855 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9857 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9860 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9861 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9863 2007-01-25 DJ Delorie <dj@redhat.com>
9865 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9866 allow changes to modes which don't fit in those registers.
9868 * reload1.c (choose_reload_regs): Check for invalid subregs before
9869 computing their locations, not after.
9871 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9874 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9875 save Altivec registers in an eh_return function.
9876 (compute_vrsave_mask): Likewise.
9877 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9878 for saving Altivec registers.
9879 (rs6000_emit_prologue): Don't allocate stack twice in
9880 eh_return function. Correct expected value of altivec_save_offset
9881 when using save_world. Describe save of R0 to stack when using
9882 save_world. Describe stack pointer adjustment when using
9883 save_world. Remove duplicated eh_return parameter register saving.
9884 Update sp_offset variable after save_world.
9885 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9887 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9888 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9891 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9893 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9895 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9898 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9899 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9901 2007-01-25 Richard Guenther <rguenther@suse.de>
9903 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9904 * common.opt (-Wcoverage-mismatch): New warning option.
9905 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9906 if -Wcoverage-mismatch is given.
9908 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9910 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9911 (ipcp_driver): Change to static definition.
9912 Add dumping of the ifunctions.
9913 (constant_val_insert): Remove unused parameter. Support for SSA.
9914 (ipcp_propagate_const): Support for SSA.
9915 (ipcp_profile_bb_print): Print only analyzed nodes.
9916 (ipcp_replace_map_create): Remove support for Fortran constant
9918 * ipa-prop.c (ipa_method_modify_stmt,
9919 ipa_callsite_compute_param): Support for SSA.
9920 * ipa-prop.h (ipcp_driver): Remove declaration.
9921 (IS_VALID_TREE_MAP_INDEX): Add define.
9923 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9925 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9927 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9930 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9931 constant argument to cabs and do it without checking for
9932 -funsafe-math-optimizations.
9934 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9936 * c-common.h (RID_FIRST_CXX0X): New.
9937 (RID_LAST_CXX0X): New.
9938 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9940 * c.opt (Wc++0x-compat): New.
9941 * doc/invoke.texi (-Wc++0x-compat): Document.
9943 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9945 * builtins.c (fold_builtin_carg): New.
9946 (fold_builtin_1): Use it.
9948 2007-01-24 Jan Hubicka <jh@suse.cz>
9950 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9952 * ipa-inline.c (initial_insns, max_insns): Delete.
9953 (compute_max_insns): New function.
9954 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9955 of insns as base for code growth.
9956 (cgraph_decide_inlining): Make initial_insns local; do not compute
9958 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9959 * doc/invoke.texi (inline-unit-growth): Update docs.
9961 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9963 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9964 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9965 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9966 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9967 for CPUs that have PTA_CX16 set.
9970 * gimplify.c (omp_check_private): New function.
9971 (gimplify_scan_omp_clauses): Use it for
9972 firstprivate/lastprivate/reduction.
9975 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9976 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9979 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9980 If lower_lastprivate_clauses emits some statements, append them
9981 to dlist rather than body_p and to body_p append an initializer.
9982 (lower_omp_for): Adjust caller.
9984 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9986 * target.h (globalize_decl_name): New.
9987 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9988 * output.h (default_globalize_decl_name): New.
9989 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9991 (globalize_decl): Ditto.
9992 (default_globalize_decl_name): New.
9993 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9994 (ia64_handle_version_id_attribute): New.
9995 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9996 (ia64_asm_output_external): Use globalize_decl_name instead
9998 * doc/extend.texi (version_id): New pragma.
9999 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10001 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10003 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10004 _uleb128_t and _Unwind_SWord with _sleb128_t.
10005 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10006 uw_frame_state_for, uw_update_context_1): Likewise.
10007 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10008 * unwind-pe.h (read_uleb128, read_sleb128,
10009 read_encoded_value_with_base): Likewise.
10010 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10012 2007-01-24 Richard Guenther <rguenther@suse.de>
10014 * builtins.c (expand_builtin_cexpi): Get the fndecl
10015 for cexp in the correct way.
10017 2007-01-24 Jan Hubicka <jh@suse.cz>
10019 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10021 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10023 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10024 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10025 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10026 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10027 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10028 __SIZEOF_PTRDIFF_T__.
10029 * doc/cpp.texi: Documentation for the new builtin macros added.
10031 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10034 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10035 instead of operands[2] to avoid access past the end of array.
10037 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10039 * reload1.c (emit_reload_insns): Pass the reload register
10040 for a non-spill output reload through forget_old_reloads_1.
10042 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10044 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10045 _SOFT_DOUBLE if doubles use software floating-point.
10046 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10047 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10048 * config/rs6000/darwin-ldouble.c: Also compile functions for
10049 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10050 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10051 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10052 commented-out long double override.
10053 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10054 * config/rs6000/eabispe.h: Likewise.
10055 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10056 long double for non-SPE.
10057 (rs6000_handle_option): Likewise.
10058 (invalid_e500_subreg): Disallow more subregs involding DImode,
10059 DFmode, TImode or TFmode.
10060 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10062 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10064 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10065 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10067 (rs6000_legitimate_address): Also check for TFmode for E500
10069 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10070 (spe_build_register_parallel): Handle TFmode and TCmode.
10071 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10073 (function_arg): Handle TFmode and TCmode for E500 double.
10074 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10076 (print_operand): Handle TFmode and TImode for %y.
10077 (rs6000_generate_compare): Handle TFmode comparisons for E500
10079 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10080 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10081 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10082 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10083 TFmode for E500 double.
10084 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10085 (floatsidf2): Enable for E500 double.
10086 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10087 (extenddftf2): Change to extenddftf2_fprs.
10088 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10089 depending on TARGET_E500_DOUBLE.
10090 (extendsftf2): Enable for E500 double.
10091 (trunctfdf2): Enable for E500 double.
10092 (trunctfsf2): Change to trunctfsf2_fprs.
10093 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10094 depending on TARGET_E500_DOUBLE.
10095 (floatsitf2): Enable for E500 double.
10096 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10097 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10098 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10099 (negtf2): Change to negtf2_internal.
10100 (negtf2): New expander.
10101 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10102 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10103 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10104 (movdi_internal32): Use rs6000_nonimmediate_operand.
10105 (unnamed splitter): Likewise.
10106 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10107 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10108 (SPE64TF, DITI): New mode macros.
10109 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10112 (frob_<mode>_di_2): New.
10113 (frob_tf_di_8_2): New.
10114 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10116 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10118 (frob_ti_<mode>_8_2): New.
10119 (frob_ti_tf_2): New.
10120 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10121 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10123 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10124 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10125 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10126 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10127 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10128 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10131 2007-01-23 Ian Lance Taylor <iant@google.com>
10133 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10135 (OBJS-archive): Reformat, alphabetize.
10136 (OBJS): Change out_object_file to OBJS-md.
10138 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10140 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10141 JUMP_P and CALL_P predicates where applicable.
10142 * config/i386/i386.c: Ditto.
10143 * config/i386/i386.md: Ditto.
10144 * config/i386/mmx.md: Ditto.
10145 * config/i386/predicates.md: Ditto.
10147 2007-01-22 Andreas Schwab <schwab@suse.de>
10149 * config/m68k/m68k.h: Fix comment.
10151 2007-01-22 Jan Hubicka <jh@suse.cz>
10153 * passes.c (init_optimization_passes): Do not rerun
10154 pass_early_warn_uninitialized.
10156 2007-01-22 Richard Guenther <rguenther@suse.de>
10158 PR tree-optimization/30038
10159 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10161 (execute_cse_sincos_1): Likewise.
10162 (execute_cse_sincos): Likewise.
10163 (gate_cse_sincos): Likewise.
10164 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10165 the cexpi() canonicalization of sincos().
10166 * tree-pass.h (pass_cse_sincos): Declare.
10167 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10169 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10171 PR rtl-optimization/29329
10172 * combine.c (replaced_rhs_insn): Rename to i2mod.
10173 (replaced_rhs_value): Rename to i2mod_new_rhs.
10174 (i2mod_old_rhs): New global variable.
10175 (combine_instructions): Adjust for above change. Save a copy of
10176 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10177 note are substituted in the second instruction.
10178 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10179 ditch the note if it pertains to the second eliminated register
10180 and this register is mentioned in i2mod_old_rhs.
10183 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10185 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10186 the insn to which the note was originally attached.
10188 2007-01-21 Jan Hubicka <jh@suse.cz>
10190 * ipa-inline.c (inlining_mode): Comment, move up.
10191 (cgraph_decide_inlining_incrementally): Do not perform inlining
10192 itself; fix handling of flattening of self recursive functions.
10193 (cgraph_find_cycles): Remove.
10194 (cgraph_flatten_node): Remove.
10195 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10196 (try_inline): New function.
10197 (cgraph_early_inlining): Update call of
10198 cgraph_decide_inlining_incrementally. Apply inlining here.
10199 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10201 2007-01-21 Dirk Mueller <dmueller@suse.de>
10204 * tree-vrp.c (check_array_bounds): do not warn
10205 about ADDR_EXPR's of ARRAY_REF's which are immediately
10206 used in binary expressions.
10208 2007-01-21 Ira Rosen <irar@il.ibm.com>
10210 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10211 read_write_dep and macros for its access.
10212 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10213 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10214 argument, call vect_check_interleaving for every independent pair of
10215 data-refs. Mark loads that access the same memory location as a store
10217 (vect_check_dependences): Remove.
10218 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10219 call, fix the call to vect_analyze_data_ref_dependence.
10220 (vect_analyze_data_ref_access): For statements that access the same
10221 data-ref, check that they are not stores; for loads, check that there
10222 is no store that access the same location.
10224 2007-01-20 Roger Sayle <roger@eyesopen.com>
10225 Joseph Myers <joseph@codesourcery.com>
10227 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10228 (-fdump-rtl-stack): Likewise.
10229 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10230 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10231 (-mpt-fixed): Use @minus{} for minus sign.
10232 (Using Precompiled Headers): Fix under/overfull hbox.
10234 2007-01-20 Jan Hubicka <jh@suse.cz>
10236 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10237 place within annotation.
10239 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10241 * pa.c (output_move_double): Change array size of xoperands to 4.
10243 2007-01-20 Jan Hubicka <jh@suse.cz>
10245 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10248 2007-01-19 Ian Lance Taylor <iant@google.com>
10250 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10251 constant to unsigned HOST_WIDE_INT before negating.
10253 2007-01-19 Ian Lance Taylor <iant@google.com>
10255 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10257 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10258 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10259 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10260 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10261 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10262 (realloc_vdef, realloc_vuse): Change second parameter to
10264 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10265 fields to unsigned.
10266 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10267 unsigned. Change x and lim locals to unsigned.
10268 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10270 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10271 (copy_virtual_operands): Change i and n locals to unsigned.
10273 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10275 PR middle-end/29335
10276 * builtins.c (fold_builtin_1): Handle builtin fdim.
10278 2007-01-20 Jan Hubicka <jh@suse.cz>
10280 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10281 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10282 init_alias_heapvars.
10283 (init_alias_heapvars): Initialize only when not already initialized.
10284 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10286 2007-01-19 Roger Sayle <roger@eyesopen.com>
10288 * common.opt (fsigned-zeros): New command line option.
10289 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10290 of flag_unsafe_math_optimizations.
10291 * opts.c (set_fast_math_flags): The -ffast-math command line option
10292 implies -fno-signed-zeros.
10293 (fast_math_flags_set_p): Likewise.
10295 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10296 the documentation of -ffast-math appropriately. Wrap long lines.
10298 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10300 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10301 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10303 2007-01-19 Tomas Bily <tbily@suse.cz>
10305 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10307 (tree_init_ic_make_global_vars): New function
10308 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10309 (tree_gen_ic_profiler): New function
10310 (tree_gen_ic_func_profiler): New function
10311 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10312 (tree_profile_hooks): Added hook for indirec/virtual calls
10313 * value-prof.c (tree_find_values_to_profile): New case for
10315 (tree_values_to_profile): Call for determining indirect/virtual
10317 (tree_indirect_call_to_profile): New function
10318 (tree_ic_transform): New function
10319 (tree_ic): New function
10320 (find_func_by_pid): New function
10321 (init_pid_map): New function
10322 (tree_value_profile_transformations): Added check for
10323 indirect/virtual call transformation
10324 * value-prof.h (enum hist_type): New counter type for
10325 indirect/virtual calls
10326 (profile_hooks): Added new hook for profiling indirect/virtual
10328 * profile.c (instrument_values): New case for indirect/virtual
10330 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10331 (GCOV_COUNTER_V_INDIR): New counter type
10332 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10333 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10335 * cgraph.c: Definition of cgraph_max_pid
10336 (cgraph_create_node): Default init of pid attribute
10337 * cgraph.h: Declaration of cgraph_max_pid
10338 (struct cgraph_node): Added pid attribute
10339 * libgcov.c (__gcov_indirect_call_profiler): New function
10340 (__gcov_one_value_profiler_body): New function
10341 (__gcov_one_value_profiler): Body was moved to
10342 __gcov_one_value_profiler_body and calls it
10344 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10346 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10347 * gengtype.c (write_types_data, write_func_for_structure,
10348 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10349 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10350 (walk_type, write_func_for_structure): Generate the mark_hook if
10353 2007-01-19 Jan Hubicka <jh@suse.cz>
10355 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10356 'early' argument take inlining mode argument specifying whether to
10357 inline for size/speeed or all functions; add support for flattening;
10359 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10361 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10364 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10365 the name of the declared identifier.
10367 2007-01-19 Dirk Mueller <dmueller@suse.de>
10369 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10370 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10371 duplicate evaluation.
10373 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10375 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10376 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10377 to XFMode, use acosxf2 and truncate result to requested mode.
10378 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10379 (asin<mode>2): Similarly, with asin expanders.
10380 (*fscalexf4_i387): Rename from *fscalexf4.
10381 (expNcorexf3): New expander.
10382 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10383 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10384 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10385 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10386 patterns for SSE math.
10387 (exp10<mode>2): Similarly, with exp10 expanders.
10388 (exp2<mode>2): Similarly, with exp2 expanders.
10389 (expm1<mode>2): Similarly, with expm1 expanders.
10390 (ldexp<mode>3): Similarly, with ldexp expanders.
10391 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10392 Use gen_truncxf<mode>2_i387_noop to truncate result.
10394 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10396 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10397 for ColdFire targets.
10399 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10400 Richard Sandiford <richard@codesourcery.com>
10402 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10403 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10404 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10405 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10406 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10407 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10409 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10411 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10412 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10413 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10414 (*adddi_dilshr32_cf): New pattern.
10415 (adddi3, subdi3): Remove first alternatives.
10417 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10419 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10420 implemented using move.l, do not use its cc result for floating-point
10423 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10425 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10426 from accepting 's' constraints if flag_pic.
10428 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10430 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10431 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10432 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10433 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10435 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10437 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10438 ColdFire alternatives.
10439 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10440 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10441 architectures that support ff1 instruction.
10443 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10444 Julian Brown <julian@codesourcery.com>
10446 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10447 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10448 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10453 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10455 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10456 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10457 HOST_WIDE_INT instead of an rtx.
10458 (m68k_rtx_costs): Update call accordingly.
10459 (output_move_const_into_data_reg): Likewise. Fix formatting.
10460 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10462 (output_move_simode_const): Update calls after above changes.
10463 Rework to use automatic variables and predicates like MEM_P.
10464 * config/m68k/m68k.md (pushexthisi_const): Update call to
10467 2007-01-19 Dirk Mueller <dmueller@suse.de>
10469 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10470 in dump_flags test.
10472 2007-01-19 Richard Guenther <rguenther@suse.de>
10474 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10475 via cexp in case sincos is not available.
10477 2007-01-19 Richard Guenther <rguenther@suse.de>
10479 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10480 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10481 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10482 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10483 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10484 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10485 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10486 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10488 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10492 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10493 (atan2xf3): Directly generate RTL pattern.
10494 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10495 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10496 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10497 disable patterns for SSE math.
10498 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10499 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10500 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10501 disable patterns for SSE math.
10503 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10505 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10507 2007-01-18 Roger Sayle <roger@eyesopen.com>
10509 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10510 VIEW_CONVERT_EXPR to the same type as it's operand.
10512 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10514 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10515 configured for long double 128.
10517 2007-01-18 Mike Stump <mrs@apple.com>
10519 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10522 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10524 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10527 2007-01-18 Jan Hubicka <jh@suse.cz>
10529 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10530 greater than NUM_VOP_FREE_BUCKETS.
10532 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10534 * tree-ssa-structalias.c: Update comments.
10535 (ptabitmap_obstack): Removed.
10536 (pta_obstack): New.
10537 (oldpta_obstack): Ditto.
10538 (stats): Add a few members.
10539 (struct variable_info): Remove node, complex, address_taken, and
10540 indirect_target members. Add oldsolution member.
10541 (new_var_info): Do not initialize removed members.
10542 (constraint_expr_type): Remove INCLUDES.
10543 (constraint_graph): Add size, implicit_preds, rep,
10544 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10545 (FIRST_REF_NODE): New macro.
10546 (LAST_REF_NODE): Ditto.
10547 (FIRST_ADDR_NODE): Ditto.
10548 (find): New function.
10550 (dump_constraint): Do not handle INCLUDES.
10551 (insert_into_complex): Do not insert duplicate constraints.
10552 (condense_varmap_nodes): Renamed and rewritten into ...
10553 (merge_node_constraints): This. Also fix bug in handling of
10554 offseted copy constraints.
10555 (clear_edges_for_node): No longer need to deal with preds at all,
10556 or removing associated preds/succs.
10557 (merge_graph_nodes): Deal with indirect_cycles.
10558 Don't deal with predecessors.
10559 (add_implicit_graph_edge): New function.
10560 (add_pred_graph_edge): Ditto.
10561 (add_graph_edge): Don't deal with predecessors.
10562 (build_constraint_graph): Removed.
10563 (build_pred_graph): New function.
10564 (build_succ_graph): Ditto.
10565 (struct scc_info): Removed in_component. Added roots, dfs, and
10566 node_mapping. Remove visited_index, unification_queue.
10567 (scc_visit): Deal with union-find we do now.
10568 Deal with cycles with REF nodes.
10569 (collapse_nodes): Renamed and rewritten to ...
10570 (unify_nodes): This.
10571 (process_unification_queue): Removed.
10572 (topo_visit): Cleanup
10573 (do_da_constraint): Use find.
10574 (do_sd_constraint): Ditto.
10575 (do_ds_constraint): Ditto.
10576 (do_complex_constraint): Ditto.
10577 (init_scc_info): Update for removed and added members.
10578 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10579 (find_indirect_cycles): This.
10580 (equivalence_class): New variable.
10581 (label_visit): New function.
10582 (perform_variable_substitution): Rewritten.
10583 (free_var_substitution_info): New function.
10584 (find_equivalent_node): Ditto.
10585 (move_complex_constraints): Ditto.
10586 (eliminate_indirect_cycles): Ditto.
10587 (solve_graph): Only propagate changed bits.
10588 Use indirect cycle elimination.
10590 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10591 (tree_id_eq): Renamed to ...
10592 (tree_vi_eq): This. Update for member change
10593 (insert_id_for_tree): Renamed and rewritten to ...
10594 (insert_vi_for_tree): This.
10595 (lookup_id_for_tree): Renamed and rewritten to ...
10596 (lookup_vi_for_tree): This.
10597 (get_id_for_tree): Renamed and rewritten to ...
10598 (get_vi_for_tree): Ditto.
10599 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10600 (process_constraint): Don't handle INCLUDES.
10601 Remove special ADDRESSOF case.
10602 (find_func_aliases): Rewrite to use vi functions instead of id
10604 (create_function_info_for): Ditto.
10605 (create_variable_info_for): Ditto.
10606 (intra_create_variable_infos): Ditto.
10607 (merge_smts_into): Ditto.
10608 (find_what_p_points_to): Ditto.
10609 (init_base_vars): Ditto.
10610 (init_alias_vars): Ditto.
10611 (remove_preds_and_fake_succs): New function.
10612 (dump_sa_points_to_info): Dump new stats.
10613 (dump_solution_for_var): Use find.
10614 (set_used_smts): Fix formatting.
10615 (compute_points_to_sets): Updated for new functions.
10616 (ipa_pta_execute): Ditto.
10618 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10619 Richard Sandiford <richard@codesourcery.com>
10621 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10623 * calls.c (expand_call): If the return value is a PARALLEL,
10624 extract its first member.
10625 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10626 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10627 use FUNCTION_EXTRA_EPILOGUE.
10628 (m68k_function_value): Return a PARALLEL if the return value
10629 is of a pointer type.
10630 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10631 (FUNCTION_EXTRA_EPILOGUE): Remove.
10632 * config/m68k/m68k.md (D0_REG): New constant.
10634 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10636 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10637 output a NOP for empty epilogues.
10639 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10641 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10642 before function. Extend register save check to include all
10643 registers, not just integer ones.
10645 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10647 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10648 (m68k_use_return_insn): ...this.
10649 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10650 * config/m68k/m68k.c (use_return_insn): Rename to...
10651 (m68k_use_return_insn): ...this.
10652 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10653 of USE_RETURN_INSN.
10655 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10657 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10658 nearest even, fix denormal rounding overflow.
10660 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10662 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10663 f%$smove and f%$move.
10664 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10665 (extendsfdf2_cf): Use fdmove instead of f%&move.
10666 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10667 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10669 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10671 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10676 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10677 (coldfire_single_format): Declare.
10678 (coldfire_double_format): Likewise.
10679 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10680 of qnan_msb_set to determine the lower bits of a canonical
10682 (encode_ieee_double): Likewise.
10683 (encode_ieee_quad): Likewise.
10684 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10685 (mips_single_format): Likewise.
10686 (ieee_double_format): Likewise.
10687 (mips_double_format): Likewise.
10688 (ieee_extended_motorola_format): Likewise.
10689 (ieee_extended_intel_96_format): Likewise.
10690 (ieee_extended_intel_128_format): Likewise.
10691 (ieee_extended_intel_96_round_53_format): Likewise.
10692 (ibm_extended_format): Likewise.
10693 (mips_extended_format): Likewise.
10694 (ieee_quad_format): Likewise.
10695 (mips_quad_format): Likewise.
10696 (vax_f_format): Likewise.
10697 (vax_d_format): Likewise.
10698 (vax_g_format): Likewise.
10699 (i370_single_format): Likewise.
10700 (i370_double_format): Likewise.
10701 (decimal_single_format): Likewise.
10702 (decimal_double_format): Likewise.
10703 (decimal_quad_format): Likewise.
10704 (c4x_single_format): Likewise.
10705 (c4x_extended_format): Likewise.
10706 (real_internal_format): Likewise.
10707 (coldfire_single_format): New real_format.
10708 (coldfire_double_format): Likewise.
10709 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10710 canonical_nan_lsbs_set.
10711 (pdp11_d_format): Likewise.
10712 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10713 if TARGET_COLDFIRE_CPU.
10715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10717 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10718 (output_call, m68k_legitimize_call_address): Declare.
10719 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10720 parenthesees. Add support for a 'W' constraint.
10721 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10722 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10723 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10724 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10726 (override_options): Initialize them. Do not set flag_no_function_cse
10727 for TARGET_ID_SHARED_LIBRARY.
10728 (m68k_output_pic_call): Delete.
10729 (m68k_legitimize_call_address): New function.
10730 (print_operand): Remove the %o prefix. Handle the %p prefix.
10731 (output_call): New function.
10732 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10733 target address from the GOT if symbolic jumps are not allowed.
10734 * config/m68k/m68k.md (call, general_operand): Do not set
10735 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10736 Merge separate flag_pic and !flag_pic define_insns into...
10737 (*call, *call_value): ...these new patterns. Match the address
10738 rather than the containing MEM and require it to be a call_operand.
10739 Use output_call to generate the asm template.
10740 * config/m68k/predicates.md (const_call_operand): New predicate.
10741 (call_operand): Likewise.
10743 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10745 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10746 (STACK_GROWS_DOWNWARD): Define to 1.
10747 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10748 comments, emphasizing that these values are only defaults.
10749 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10750 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10754 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10756 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10757 Richard Sandiford <richard@codesourcery.com>
10759 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10760 (FP_REGNO_P): New macros.
10761 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10762 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10763 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10764 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10766 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10768 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10769 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10771 * config/m68k/t-floatlib: New file, extracting common code from...
10772 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10773 * config/m68k/t-uclinux: Here.
10774 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10775 routines on ColdFire targets.
10777 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10779 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10780 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10781 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10782 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10783 explicitly set MOTOROLA to 1.
10784 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10787 Nathan Sidwell <nathan@codesourcery.com>
10789 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10790 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10791 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10792 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10793 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10794 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10795 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10796 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10797 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10798 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10799 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10800 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10801 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10802 (DBX_REGISTER_NUMBER): Delete.
10803 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10804 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10805 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10809 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10810 * config/flat.h: New file.
10811 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10812 OBJECT_FORMAT_FLAT.
10813 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10814 indirect references for -msep-data or -mid-shared-library.
10815 Do not use PC-relative code addresses either.
10816 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10818 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10819 for shared libraries and crt1.o for executables. Use crti.o and
10821 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10822 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10823 Do not add -elf2flt or -shared-lib-id options here.
10824 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10825 Pass -shared-lib-id if -mid-shared-library, taking the library
10826 identifier from -mshared-library-id if given, otherwise
10828 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10829 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10830 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10831 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10832 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10833 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10835 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10836 jump sequence for ISA A and ISA A+.
10837 (PICJUMP): Likewise.
10839 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10841 * config.gcc (m68k-*-uclinux*): Base the port on the common
10842 and m68k GNU/Linux files rather than on the generic ELF ones.
10843 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10844 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10846 2007-01-18 Julian Brown <julian@codesourcery.com>
10847 Richard Sandiford <richard@codesourcery.com>
10849 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10850 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10851 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10853 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10854 80 unconditionally.
10855 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10859 * doc/install.texi: Document m68k-uclinuxoldabi.
10860 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10861 * config/m68k/uclinux-oldabi.h: New file, copied from
10862 config/m68k/uclinux.h.
10864 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10866 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10867 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10868 (m32r_compute_frame_size): Use unsigned for regno.
10869 (m32r_reload_lr): Use gen_frame_mem.
10871 (m32r_output_function_epilogue): Don't output the function epilogue
10873 (m32r_expand_epilogue): New.
10874 (direct_return): Return false if the function has the interrupt
10876 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10877 * config/m32r/m32r.md (epilogue): New expander.
10878 (return_lr, return_rte): New insns.
10879 (return): Make it expander.
10880 (return_normal): New expander.
10882 2007-01-18 Josh Conner <jconner@apple.com>
10885 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10886 support for UNLE, UNLT, UNGE, and UNGT.
10888 2007-01-18 Jan Hubicka <jh@suse.cz>
10890 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10891 * tree-tailcall (add_virtual_phis): Likewise.
10892 (optimize_tail_call): Return TODOs.
10893 (execute_tail_calls): Return TODOs.
10894 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10895 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10897 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10898 Cleanup cfg using TODO.
10899 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10900 * passes.c (execute_function_todo): When cleanup did something, remove
10902 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10903 (make_edges): Don't cleanup_cfg.
10905 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10907 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10908 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10909 operate on the top of stack.
10910 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10911 register handling of instructions that output to the second
10913 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10914 (move_for_stack_reg): Special-case check for dead destination
10915 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10917 * config/i386/i386.md (UNSPEC_TAN): New constant.
10918 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10919 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10920 to correctly model move of constant 1.0 to top stack slot.
10921 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10922 (unnamed peephole2 pattern): Remove corresponding peephole2
10923 pattern that optimizes tan insn and loading of constant 1.0.
10924 (tanxf2): Use fptanxf4_i387.
10925 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10926 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10927 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10928 disable patterns for SSE math.
10929 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10930 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10932 2007-01-18 Dirk Mueller <dmueller@suse.de>
10933 Richard Guenther <rguenther@suse.de>
10936 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10937 * common.opt (Warray-bounds): Add new warning option.
10938 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10940 * Makefile.in: make tree-vrp.o depend on toplev.h
10941 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10943 (check_array_refs, check_array_bounds, check_array_ref): New.
10945 2007-01-18 Jan Hubicka <jh@suse.cz>
10947 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10948 (execute_ssa_ccp): Return flags conditionally.
10949 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10951 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10953 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10955 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10956 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10958 * Makefile.c (GTFILES): Add cfglayout.h.
10959 * gengtype.c (open_base_files): Likewise.
10960 * cfglayout.c (cfg_layout_function_footer,
10961 cfg_layout_function_header) Reindent to make gengtype happy.
10962 * cfglayout.h (cfg_layout_function_footer,
10963 cfg_layout_function_header): Add GTY(()) marker.
10965 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10967 2007-01-18 Ben Elliston <bje@au.ibm.com>
10969 * genautomata.c (write_automata): Include xstrerror output in the
10970 error message if writing the DFA description file fails.
10972 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10974 * config/mips/mips-protos.h (mips_output_external): Make it
10976 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10977 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10978 (extern_list): Likewise.
10979 (extern_head): Likewise.
10980 (TARGET_ASM_FILE_END): Likewise.
10981 (mips_file_end): Likewise.
10982 (mips_output_external): Rewritten.
10984 2007-01-18 Ben Elliston <bje@au.ibm.com>
10986 * genpreds.c (write_insn_preds_c): Only write out the function
10987 body for regclass_for_constraint if we have register constraints.
10989 2007-01-17 Tom Tromey <tromey@redhat.com>
10991 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10992 * doc/install.texi (Testing): Use sourceware.org.
10993 (Binaries): Likewise.
10994 (Specific): Likewise.
10995 * doc/contrib.texi (Contributors): Use sourceware.org.
10997 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10999 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11000 (AVR_ENHANCED): Rename to ...
11001 (AVR_HAVE_MUL): ... new.
11002 (avr_enhanced_p): Rename to ...
11003 (avr_have_mul_p): ... new.
11004 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11005 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11006 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11007 (avr_have_mul_p): ... new.
11008 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11009 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11010 'avr_enhanced_p' and 'enhanced'.
11011 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11012 AVR_HAVE_MUL instead of AVR_ENHANCED.
11013 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11014 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11015 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11016 instead of AVR_ENHANCED.
11017 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11018 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11019 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11021 2007-01-17 Ian Lance Taylor <iant@google.com>
11023 * vec.h (VEC_reserve_exact): Define.
11024 (vec_gc_p_reserve_exact): Declare.
11025 (vec_gc_o_reserve_exact): Declare.
11026 (vec_heap_p_reserve_exact): Declare.
11027 (vec_heap_o_reserve_exact): Declare.
11028 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11030 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11031 negative parameter.
11032 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11033 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11034 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11035 * vec.c (calculate_allocation): Add exact parameter. Change all
11037 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11038 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11039 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11040 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11041 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11042 (vec_heap_p_reserve_exact): New function.
11043 (vec_heap_o_reserve_exact): New function.
11045 2007-01-17 Jan Hubicka <jh@suse.cz>
11047 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11049 2007-01-17 Eric Christopher <echristo@apple.com>
11051 * config.gcc: Support core2 processor.
11053 2007-01-16 Jan Hubicka <jh@suse.cz>
11055 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11056 the names, just unlink the chain so we don't crash on dangling pointers
11059 2007-01-16 Jan Hubicka <jh@suse.cz>
11061 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11062 * tree-pass.h: Reorder to make IPA passes appear toegher.
11063 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11064 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11065 parameters, do not call early inliner.
11066 * ipa-inline.c: Update comments. Include tree-flow.h
11067 (cgraph_decide_inlining): Do not compute inlining parameters.
11068 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11069 be called with function context set up.
11070 (pass_ipa_inline): Remove unreachable functions before pass.
11071 (cgraph_early_inlining): Simplify assuming to be called from the
11073 (pass_early_inline): New pass.
11074 (cgraph_gate_ipa_early_inlining): New gate.
11075 (pass_ipa_early_inline): Turn into simple wrapper.
11076 (compute_inline_parameters): New function.
11077 (gate_inline_passes): New gate.
11078 (pass_inline_parameters): New pass.
11079 (apply_inline): Move here from tree-optimize.c
11080 (pass_apply_inline): New pass.
11081 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11083 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11084 doing them by hand.
11085 (tree_function_versioning): Do not allocate dummy struct function.
11086 * tree-inline.h (optimize_inline_calls): Update prototype.
11087 * tree-optimize.c (execute_fixup_cfg): Export.
11088 (pass_fixup_cfg): Remove
11089 (tree_rest_of_compilation): Do not apply inlines.
11090 * tree-flow.h (execute_fixup_cfg): Declare.
11091 * Makefile.in (gt-passes.c): New.
11092 * passes.c: Include gt-passes.h
11093 (init_optimization_passes): New passes.
11094 (nnodes, order): New static vars.
11095 (do_per_function_toporder): New function.
11096 (execute_one_pass): Dump current pass here.
11097 (execute_ipa_pass_list): Don't dump current pass here.
11099 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11101 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11102 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11104 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11106 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11107 (strong_alias): Define.
11108 (__gcc_qmul): Provide non-FMA for soft-float.
11109 (__gcc_qdiv): Same.
11114 (__gcc_qunord): New.
11124 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11125 soft-float functions.
11126 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11127 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11128 about long double soft float.
11130 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11131 Tehila Meyzels <tehila@il.ibm.com>
11133 * tree-vectorizer.h (is_pattern_stmt_p): New.
11134 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11135 formatting (tabs instead of spaces). Cleanup and clarify setting
11136 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11137 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11138 (vectorizable_type_demotion): Check that types are integral.
11139 (vectorizable_type_promotion): Likewise.
11140 (vectorizable_store): Fix typo. Eliminate new-line at end of
11143 2007-01-16 Jan Hubicka <jh@suse.cz>
11145 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11148 2007-01-15 Eric Christopher <echristo@apple.com>
11150 * ifcvt.c: Include vec.h, vecprim.h.
11151 (check_cond_move_block): New argument regs.
11152 Reorganize. Add registers used to regs.
11153 (cond_move_process_if_block): Use regs set above as
11156 2007-01-15 Eric Christopher <echristo@apple.com>
11158 * config/darwin.h: Update copyright.
11159 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11160 (LINK_COMMAND_SPEC): Add -u.
11161 (LINK_SPEC): Fix umbrella for above.
11163 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11165 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11168 2007-01-15 Tom Tromey <tromey@redhat.com>
11170 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11171 * doc/install.texi (Testing): Don't mention jacks.
11172 (Configuration): Document --enable-java-maintainer-mode. Move
11173 --with-java-home to libgcj-specific section. Document
11175 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11177 2007-01-15 Jan Hubicka <jh@suse.cz>
11179 * tree-ssa-dce.c (DCE_TODOs): New.
11180 (propagate_necessity): Return if something changed.
11181 (eliminate_unnecessary_stmts): Likewise.
11182 (perform_tree_ssa_dce): Return TODO flags when needed.
11183 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11185 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11188 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11189 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11190 patterns using X87MODEF12 mode macro. Extend operand 1
11191 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11192 (log10<mode>2): Ditto.
11193 (log2<mode>2): Ditto.
11194 (log1p<mode>2): Ditto.
11195 (logb<mode>2): Ditto.
11196 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11197 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11198 (*fxtractxf3_i387): Rename from *fxtractxf3.
11199 (fxtract_extend<mode>xf3_i387): New insn pattern.
11200 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11201 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11202 and gen_fyl2xxf3_i387().
11204 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11206 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11207 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11208 get_loop_exit_edges. Changed return type to bool.
11209 * cfgloop.h (fix_loop_placement): Declaration removed.
11211 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11213 * param.h (MIN_VECT_LOOP_BOUND): New.
11214 * params.def (MIN_VECT_LOOP_BOUND): New.
11215 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11216 argument - minimum threshold for number of iterations.
11217 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11218 argument to declaration.
11219 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11220 MIN_VECT_LOOP_BOUND.
11221 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11222 slpeel_tree_peel_loop_to_edge with additional argument.
11223 (vect_do_peeling_for_alignment): Likewise.
11224 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11226 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11229 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11230 operands of size 1.
11232 2007-01-14 Jan Hubicka <jh@suse.cz>
11234 * tree-dfa.c (remove_referenced_var): New function.
11235 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11236 prune referenced vars list too.
11237 * tree-flow.h (remove_referenced_var): Declare.
11239 2007-01-14 Jan Hubicka <jh@suse.cz>
11241 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11243 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11244 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11245 * except.h (verify_eh_throw_table_statements): Kill prototype.
11246 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11247 into call exrepssions.
11248 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11250 * tree-cfg.c: Include pointer-set.h.
11251 (verify_node_sharing): Work on pointer set.
11252 (verify_eh_throw_stmt_node): New.
11253 (verify_stmts): Use pointers sets, verify throw_stmt.
11255 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11257 * ipa-reference.c (analyze_function): Consider also addresses taken
11260 2007-01-12 Roger Sayle <roger@eyesopen.com>
11262 * c-typeck.c (null_pointer_constant_p): Replace use of
11263 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11264 (build_c_cast): Likewise.
11266 2007-01-12 Roger Sayle <roger@eyesopen.com>
11268 * tree.h (force_fit_type_double): Remove unused final argument.
11269 * c-common.c (constant_expression_warning): Replace use of
11270 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11271 (convert_and_check): Likewise.
11272 (shorten_compare): Update call to force_fit_type_double.
11273 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11274 * convert.c (convert_to_pointer): Update call to
11275 force_fit_type_double.
11276 * fold-const.c (force_fit_type_double): Remove overflowed_const
11278 (int_const_binop, fold_convert_const_int_from_int,
11279 fold_convert_const_int_from_real, fold_div_compare,
11280 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11281 fold_abs_const, fold_not_const): Remove the final argument from
11282 calls to force_fit_type_double.
11284 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11286 * configure.ac: Set insn to "nop" for spu-*-* also.
11287 * configure: Regenerate.
11289 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11291 * builtins.def : Add BUILT_IN_FREE.
11293 2007-01-12 Jan Hubicka <jh@suse.cz>
11295 PR tree-optimization/30443
11296 * tree-inline.c (tree_function_versioning): Do not optimize when
11297 cloning for inlining.
11299 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11301 * doc/loop.texi: Document recording of loop exits.
11302 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11303 (update_single_exits_after_duplication,
11304 update_single_exit_for_duplicated_loop,
11305 update_single_exit_for_duplicated_loops): Removed.
11306 (duplicate_loop_to_header_edge): Do not call
11307 update_single_exits_after_duplication and
11308 update_single_exit_for_duplicated_loops.
11309 (loop_version): Do not update single_exit information.
11310 (fix_loop_structure): Use record_loop_exits instead of
11311 mark_single_exit_loops.
11312 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11313 the lists of loop exits.
11314 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11315 split_edge, merge_blocks): Update the lists of loop exits.
11316 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11317 loop_optimizer_init.
11318 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11319 of mark_single_exit_loops.
11320 (loop_optimizer_finalize): Call release_recorded_exits.
11321 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11322 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11323 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11324 update single exit information.
11325 * lambda-code.c (perfect_nestify): Ditto.
11326 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11327 (mark_single_exit_loops): Removed.
11328 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11329 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11330 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11332 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11333 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11334 (verify_loop_structure): Verify consistency of the exit lists.
11335 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11336 (set_single_exit): Removed.
11337 * cfgloop.h (struct loop_exit): New function.
11338 (struct loop): single_exit_ field replaced by exits field.
11339 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11340 (struct loops): Added exits hash.
11341 (mark_single_exit_loops, set_single_exit): Declaration removed.
11342 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11344 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11346 * doc/invoke.texi: Avoid use of @headitem.
11348 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11350 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11352 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11354 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11357 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11358 Richard Sandiford <richard@codesourcery.com>
11360 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11361 * config/m68k/m68k.opt: Resort options.
11362 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11364 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11365 Richard Sandiford <richard@codesourcery.com>
11367 * doc/invoke.texi: Document the macros that are defined by
11368 m68k's -mtune and -mhard-float options.
11369 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11370 (m68k_cpp_cpu_family): Likewise.
11371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11372 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11373 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11374 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11375 (m68k_cpp_cpu_family): Likewise.
11377 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11379 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11380 macros besides mc68000 as tuning macros. Use a switch statement
11381 to set them and mcpu32.
11383 2007-01-12 Julian Brown <julian@codesourcery.com>
11385 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11386 (TARGET_68040_ONLY): Rename to...
11387 (TARGET_68040): ...this.
11388 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11389 * config/m68k/m68k.md: Likewise.
11391 2007-01-12 Julian Brown <julian@codesourcery.com>
11392 Nathan Sidwell <nathan@codesourcery.com>
11393 Richard Sandiford <richard@codesourcery.com>
11395 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11396 the -mcpu= argument associated with the --with-cpu setting.
11397 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11398 if different from the one implied by the -mcpu setting.
11399 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11400 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11401 * doc/invoke.texi: Mention ColdFire in the introduction to the
11402 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11403 -mno-div and -mhard-float options. Make -m68881 a synonym for
11404 -mhard-float. Document the previously-undocumented -m5206e,
11405 -m528x, -m5307 and -m5407 options. Tweak the existing option
11406 documentation for consistency.
11407 * doc/install.texi: Mention new --with-cpu arguments.
11408 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11409 default CPU if neither -mcpu nor -march are specified.
11410 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11411 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11412 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11413 using m68k_tune to decide between families that implement the
11414 same ISA. Use m68k_tune to set __mcfv4e__.
11415 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11416 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11417 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11418 (FL_ISA_C, FL_ISA_MMU): New macros.
11419 (MASK_COLDFIRE): Delete.
11420 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11421 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11422 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11423 (TARGET_HARD_FLOAT): Do not define here.
11424 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11425 (TUNE_68000): New macro.
11426 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11427 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11428 (TUNE_CFV2): Redefine in terms of m68k_tune.
11429 (uarch_type, target_device, fpu_type): New enums.
11430 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11431 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11432 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11433 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11434 (FL_FOR_isa_c): New macros.
11435 (m68k_isa): New enum.
11436 (m68k_target_selection): New structure.
11437 (all_devices, all_isas, all_microarchs): New tables.
11438 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11439 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11440 (MASK_ALL_CPU_BITS): Delete.
11441 (m68k_find_selection): New function.
11442 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11443 Map the legacy target options to a combination of the new ones.
11444 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11445 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11446 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11448 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11449 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11451 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11452 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11453 * config/m68k/m68k-devices.def: New file.
11455 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11456 Nathan Sidwell <nathan@codesourcery.com>
11458 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11459 (SUBTARGET_EXTRA_SPECS): New macros.
11460 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11461 use %(asm_cpu_spec) instead.
11462 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11463 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11464 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11465 (EXTRA_SPECS): Rename to...
11466 (SUBTARGET_EXTRA_SPECS): ...this.
11468 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11469 Richard Sandiford <richard@codesourcery.com>
11470 Julian Brown <julian@codesourcery.com>
11472 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11473 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11474 to the configuration's default CPU.
11475 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11476 Remove default masks.
11477 (m680[012]0-*-*): Set the default with_cpu to the first part of
11479 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11480 (m68k*-*-linux): Extend the --with-cpu handling to...
11481 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11482 and m68010. Don't set target_cpu_default2.
11483 * doc/install.texi: Document --with-cpu for m68k.
11484 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11485 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11486 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11487 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11488 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11489 (ASM_SPEC): Remove use of %(asm_cpu_default).
11490 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11491 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11492 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11493 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11494 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11495 (TARGET_DEFAULT): Delete.
11496 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11497 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11498 (CPP_CPU_SPEC): Delete.
11499 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11500 the appropriate string.
11501 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11502 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11503 (ASM_SPEC): Don't use %(asm_default_spec).
11504 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11505 TARGET_DEFAULT and add MASK_68881.
11506 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11508 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11510 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11511 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11512 MASK_68010 alongside MASK_68020.
11513 * doc/invoke.texi: Document -m68010.
11514 * config/m68k/m68k.opt (m68010): New.
11515 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11517 (TUNE_68010): New macro.
11518 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11519 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11520 (M68K_CPU_m68332): Add MASK_68010.
11521 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11522 fallback definition.
11523 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11525 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11526 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11527 to all entries that use MASK_68020.
11528 (output_move_simode_const, output_move_himode, output_move_qimode)
11529 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11530 instead of TARGET_68020 to select clr behavior. Remove comment
11531 about there being no TARGET_68010.
11532 * config/m68k/m68k.md: Likewise throughout.
11534 2007-01-12 Julian Brown <julian@codesourcery.com>
11536 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11537 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11538 * config/m68k/m68k.md: Likewise.
11540 2007-01-12 Julian Brown <julian@codesourcery.com>
11542 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11543 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11545 2007-01-12 Julian Brown <julian@codesourcery.com>
11547 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11548 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11549 * config/m68k/m68k.md: Likewise.
11551 2007-01-12 Julian Brown <julian@codesourcery.com>
11552 Richard Sandiford <richard@codesourcery.com>
11554 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11555 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11556 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11558 (TARGET_CPU32): Rename to...
11559 (TUNE_CPU32): ...this.
11560 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11561 (TUNE_CFV2): New macros.
11562 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11563 remove conditions that are implied by TARGET_68020.
11564 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11565 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11566 (m68k_output_function_epilogue): Likewise.
11567 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11568 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11569 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11570 non-68000 timings. Refactor multiplication and division costs.
11571 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11572 TUNE_CPU32 instead of TARGET_CPU32.
11573 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11574 and TUNE_68060 instead of TARGET_68060.
11575 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11576 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11578 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11579 && !TARGET_COLDFIRE" to choose between moveq and clr.
11580 Likewise in the unnamed movsf pattern.
11581 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11582 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11587 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11588 of tabbing before backslashes.
11590 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11592 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11593 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11594 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11596 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11598 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11599 find_interesting_uses_cond.
11600 (find_interesting_uses_cond): Use extract_cond_operands.
11601 (rewrite_use_compare): Use extract_cond_operands and
11602 force_gimple_operand_bsi. Do not call update_stmt.
11603 (determine_use_iv_cost_condition): Use extract_cond_operands.
11604 Return cheaper of using original bound and changing the exit bound.
11606 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11608 PR tree-optimization/29516
11609 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11610 most_expensive_mult_to_index, addr_to_parts,
11611 create_mem_ref, maybe_fold_tmr): Make the type of
11612 fields of TARGET_MEM_REF sizetype.
11613 (move_fixed_address_to_symbol, move_pointer_to_base):
11615 * tree.def (TARGET_MEM_REF): Add comment on types of
11618 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11620 * c-common.c (vector_types_convertible_p): Treat opaque types as
11621 always convertible if they have the same size, but not otherwise.
11623 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11625 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11626 Remove the b_unconditional field.
11627 (noce_try_sign_mask): Do not look at b_unconditional.
11628 (noce_process_if_block): Do not use merge_if_blocks. Update
11629 the CFG here. Do not set b_unconditional.
11630 (cond_move_process_if_block): Likewise.
11631 (find_cond_trap): Likewise.
11632 (check_cond_move_block): Require simple jump insns at the end
11633 of the basic block.
11635 2007-01-11 Jan Hubicka <jh@suse.cz>
11637 PR tree-optimization/1046
11638 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11639 when alias info is not ready.
11640 (pass_tail_recursion): Do not require aliasing.
11641 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11642 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11643 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11644 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11645 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11646 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11647 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11649 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11650 When aliasing is not build, mark statement as volatile.
11652 2007-01-11 Tom Tromey <tromey@redhat.com>
11654 PR preprocessor/15185, PR preprocessor/20989:
11655 * doc/cppopts.texi <-MT>: Update description of algorithm for
11656 computing default target.
11657 <-M, -MD>: Reword "basename" text.
11659 2007-01-11 Roger Sayle <roger@eyesopen.com>
11661 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11662 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11663 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11664 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11665 fold_builtin_bswap, real_constp, fold_builtin_pow,
11666 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11667 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11668 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11669 * convert.c (convert_to_pointer): Likewise.
11670 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11671 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11672 const_binop, fold_convert_const_int_from_int,
11673 fold_convert_const_int_from_real,
11674 fold_convert_const_real_from_real, sign_bit_p,
11675 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11676 fold_sign_changed_comparison, fold_unary, fold_comparison,
11677 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11678 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11679 * print-tree.c (print_node_brief, print_node): Likewise.
11680 * stor-layout.c (place_field, layout_type): Likewise.
11681 * tree-chrec.c (keep_cast): Likewise.
11682 * tree.c (build_vector, build_real, build_real_from_int_cst,
11683 build_complex): Likewise.
11685 2007-01-11 Roger Sayle <roger@eyesopen.com>
11687 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11688 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11690 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11692 * configure.ac (strict1_warn): Rename to strict_warn.
11693 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11694 cc_set_by_configure, quoted_cc_set_by_configure,
11695 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11696 all_boot_languages, all_stagestuff): Remove.
11697 (target_list): Remove bootstrap targets.
11698 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11699 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11700 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11701 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11702 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11703 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11704 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11705 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11706 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11707 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11708 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11709 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11710 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11711 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11712 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11713 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11714 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11715 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11716 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11717 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11718 (mostlyclean): Adjust.
11719 (clean, distclean): Don't mention bootstrap stuff.
11720 * configure: Regenerate.
11721 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11722 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11723 treelang/config-lang.in (stagestuff): Remove.
11724 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11725 stageprofile, stagefeedback, stagestuff): Remove mention.
11727 2007-01-11 Nick Clifton <nickc@redhat.com>
11729 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11731 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11732 (mcore_arith_K_S_operand): Run the test for the S constraint not
11733 the test for the M constraint.
11734 (mcore_addsub_operand): Do not accept integer values that are
11735 larger than 32 bits.
11736 * config/mcore/mcore.md: Remove unused constraints from split.
11737 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11738 (addsi3): Likewise.
11739 (allocate_stack): Likewise.
11740 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11741 operands to 32 bits.
11742 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11744 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11745 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11746 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11747 mcore_output_bclri, mcore_output_andn, output_inline_const,
11748 mcore_output_move, mcore_output_movedouble): Likewise.
11749 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11750 (output_inline_const): Likewise.
11751 (output_inline_const): Fix format strings used in sprintf
11753 * config/mcore/mcore-protos.h: Update prototypes for changed
11754 functions in mcore.c.
11755 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11756 HOST_WIDE_INT and not int.
11757 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11758 CONST_OK_FOR_N): Likewise.
11759 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11760 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11763 2007-01-10 Jan Hubicka <jh@suse.cz>
11765 * tree-vrp.c (remove_range_assertions): Release defs.
11766 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11767 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11769 2007-01-10 Paul Brook <paul@codesourcery.com>
11771 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11772 * config/arm/arm.md (mulsi3subsi): New insn.
11774 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11776 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11777 (tree_transform_and_unroll_loop): New.
11778 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11781 2007-01-10 Robert Kennedy <jimbob@google.com>
11783 * fold-const.c (fold_comparison): Fold comparisons like (x *
11784 1000 < 0) to (x < 0).
11786 2007-01-10 Ian Lance Taylor <iant@google.com>
11788 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11789 operands have the same priority.
11791 2007-01-10 Tom Tromey <tromey@redhat.com>
11793 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11794 (fold_binary): Likewise.
11795 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11796 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11797 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11798 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11799 * langhooks.h (struct lang_hooks): Removed field
11800 'can_use_bit_fields_p'.
11802 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11804 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11806 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11808 * function.c (get_last_funcdef_no): New function.
11809 * function.h (get_last_funcdef_no): Declare.
11810 * tree-inline.c (initialize_cfun): Add initialization.
11811 (tree_function_versioning): Cleanup.
11813 2007-01-10 Jan Hubicka <jh@suse.cz>
11815 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11818 2007-01-10 Sa Liu <saliu@de.ibm.com>
11819 Ben Elliston <bje@au.ibm.com>
11821 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11822 for SAVE_NONLOCAL and Pmode for any other save level.
11823 * spu-protos.h (spu_restore_stack_block): Declare.
11824 * spu.md (save_stack_block): Remove.
11825 (restore_stack_block): Call spu_restore_stack_block.
11826 * spu.c (spu_restore_stack_block): New function.
11827 (spu_expand_epilogue): Remove old comment.
11829 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11831 PR tree-optimization/30322
11832 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11833 (cand_value_at): Return the value as aff_tree.
11834 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11835 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11836 aff_combination_mult): New functions.
11837 (aff_combination_add): Use aff_combination_add_cst.
11838 (aff_combination_convert): Allow conversions to a wider type.
11839 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11840 * tree-affine.h (aff_combination_mult): Declare.
11842 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11844 * doc/tm.texi: Update documentation to reflect reality of exec
11845 and start file search behaviours. Update copyright year.
11846 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11847 header file directories.
11849 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11851 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11852 (*cosxf2): Rename to cosxf2_i387.
11853 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11854 using X87MODEF12 mode macro. Rename patterns to
11855 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11857 (*cosdf2, *cossf2): Ditto.
11858 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11859 to match extended input operands.
11860 (sincos<mode>3): New expander.
11861 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11862 insn patterns and corresponding splitters.
11864 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11866 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11867 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11869 2007-01-09 Nicolas Pitre <nico@cam.org>
11872 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11874 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11876 * target.h (struct gcc_target): New field library_rtti_comdat.
11877 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11878 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11879 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11880 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11882 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11884 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11886 2007-01-08 Richard Guenther <rguenther@suse.de>
11888 * tree.h (force_fit_type_double): Export.
11889 (force_fit_type): Remove.
11890 * fold-const.c (force_fit_type_double): New function.
11891 (force_fit_type): Remove.
11892 (int_const_binop): Use it.
11893 (fold_convert_const_int_from_int): Likewise.
11894 (fold_convert_const_int_from_real): Likewise.
11895 (fold_div_compare): Likewise.
11896 (fold_sign_changed_comparison): Likewise.
11897 (fold_unary): Likewise.
11898 (fold_negate_const): Likewise.
11899 (fold_abs_const): Likewise.
11900 (fold_not_const): Likewise.
11901 * c-common.c (shorten_compare): Use force_fit_type_double.
11902 * convert.c (convert_to_pointer): Likewise.
11904 2007-01-08 Richard Guenther <rguenther@suse.de>
11906 * tree.h (build_int_cst_wide_type): Export.
11907 * tree.c (build_int_cst_wide_type): New function.
11908 (build_int_cst_wide): Fix comment.
11909 * builtins.c (fold_builtin_object_size): Use build_int_cst
11910 to build -1 or 0 of the correct type. Use fit_double_type
11911 to check for overflow.
11912 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11914 (decode_field_reference): Likewise.
11915 (all_ones_mask_p): Likewise.
11916 (native_interpret_int): Use build_int_cst_wide_type.
11917 (fold_binary): Use build_int_cst_type to build an all-ones
11919 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11921 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11923 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11925 2007-01-09 Ben Elliston <bje@au.ibm.com>
11927 * genautomata.c (STATS_OPTION): New option.
11928 (stats_flag): New flag.
11929 (gen_automata_option): Handle it.
11930 (initiate_automaton_gen): Ditto.
11931 (write_automata): Output statistics only if stats_flag is
11932 set. Likewise, output time statistics only if time_flag is set.
11933 * doc/md.texi (Processor pipeline description): Document new flag.
11935 2007-01-08 Richard Guenther <rguenther@suse.de>
11937 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11938 * tree.c (build_int_cst_type): Likewise.
11939 (size_in_bytes): Don't call force_fit_type on the result.
11940 (int_fits_type_p): Use fit_double_type.
11941 * fold-const.c (fit_double_type): New function.
11942 (force_fit_type): Use it.
11943 * tree.h (fit_double_type): Export.
11945 2007-01-08 Jan Hubicka <jh@suse.cz>
11947 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11948 * ipa.c (function_and_variable_visibility): Fix return type.
11950 2007-01-08 Richard Guenther <rguenther@suse.de>
11952 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11953 of offset to build the index.
11954 * tree-pretty-print.c (dump_generic_node): Don't build negated
11955 const just for printing.
11956 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11957 * builtins.c (fold_builtin_int_roundingfn): Check if result
11958 fits the type by using force_fit_type and comparing the result.
11959 * predict.c (predict_loops): Use compare_tree_int for comparison.
11960 * tree.c (build_int_cst): Fall back to integer_type_node for
11962 (build_int_cst_wide): Assert type is non-null.
11964 2007-01-08 Roberto Costa <roberto.costa@st.com>
11966 * tree-vrp.c (extract_range_from_cond_expr): New.
11967 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11968 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11970 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11971 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11972 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11973 used as expressions.
11974 * tree-object-size.c (cond_expr_object_size): New.
11975 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11977 2007-01-08 Jan Hubicka <jh@suse.cz>
11979 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11980 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11983 2007-01-08 Richard Guenther <rguenther@suse.de>
11985 PR tree-optimization/23603
11986 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11987 (extract_range_from_binary): Fall back to truthvalue instead of
11988 varying for TRUTH_*_EXPR.
11989 (extract_range_from_comparison): Fall back to truthvalue instead of
11991 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11992 if all visited PHI values were constant.
11994 2007-01-08 Jan Hubicka <jh@suse.cz>
11996 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11997 (cgraph_analyze_function): break out from ...
11998 (cgraph_finalize_compilation_unit): ... here.
11999 (cgraph_expand_function): Remove forgoten commented out line.
12000 (cgraph_optimize): Analyze functions.
12002 2007-01-08 Jan Hubicka <jh@suse.cz>
12004 * tree-pas.h (TODO_remove_function): New flag.
12005 (TODO_update*): Renumber.
12006 (pass_ipa_increase_alignment,
12007 pass_ipa_function_and_variable_visibility): New passes.
12008 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12009 (cgraph_function_and_variable_visibility): Move to ipa.c
12010 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12011 cgraph_increase_alignment.
12012 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12013 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12014 calling tree-inline.
12015 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12016 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12017 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12018 (gate_increase_alignment): New function.
12019 (pass_ipa_increase_alignment): New pass.
12020 * ipa.c: Inline tree-pass.h and timevar.h
12021 (function_and_variable_visibility): Move here from cgraphunit.c
12022 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12023 * passes.c (init_optimization_passes): Add the two new passes.
12024 (execute_todo): Handle cgraph_remove_functions.
12026 2007-01-08 Nick Clifton <nickc@redhat.com>
12028 * config/frv/predicates.md (reg_or_0_operand): Accept
12031 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12033 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12034 * config.gcc: Add bfin*-rtems*.
12036 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12038 * c.opt: Add -flax-vector-conversions.
12039 * c-typeck.c (convert_for_assignment): Pass flag to
12040 vector_types_convertible_p to allow emission of note.
12041 (digest_init): Likewise.
12042 * c-opts.c: Handle -flax-vector-conversions.
12043 * c-common.c (flag_lax_vector_conversions): New.
12044 (vector_types_convertible_p): Unless -flax-vector conversions
12045 has been passed, disallow conversions between vectors with
12046 differing numbers of subparts and/or element types. If such
12047 a conversion is disallowed, possibly emit a note on the first
12048 occasion only to inform the user of -flax-vector-conversions.
12049 The new last argument specifies this.
12050 * c-common.h (flag_lax_vector_conversions): New.
12051 (vector_types_convertible_p): Add extra argument.
12052 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12053 char_type_node for V*QI type vectors.
12054 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12055 Update to satisfy new typechecking rules.
12056 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12057 C and C++ variants.
12058 * doc/invoke.texi (C Dialect Options): Document
12059 -flax-vector-conversions.
12061 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12063 PR tree-optimization/29877
12064 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12065 a register variable on the RHS to not be replaceable.
12067 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12068 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12069 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12070 const_simm15, const_pow2, const_npow2): Added.
12071 * config/score/misc.md (insv, extv, extzv, movmemsi,
12072 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12073 * config/score/score.c (score_address_cost, score_select_cc_mode):
12075 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12076 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12077 Update score_print_operand.
12078 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12079 Adjust register allocate order and update some macro define.
12080 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12081 mdx_block_move_straight, mdx_block_move_loop_head,
12082 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12083 mdx_block_move): Added.
12084 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12085 mdp_limm): Updated and fix some bug and typo.
12086 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12087 (movsf, movdf, doloop_end): Added.
12089 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12091 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12092 config/arm/thumb2.md: Fix comment typos.
12093 * doc/extend.texi: Fix a typo.
12095 2007-01-07 Eric Christopher <echristo@apple.com>
12097 * configure.ac: Check for __stack_chk_fail for darwin.
12098 * configure: Regenerate.
12100 2007-01-07 Richard Guenther <rguenther@suse.de>
12102 * tree-vrp.c (extract_range_from_assert): CSE calls to
12103 compare_values where possible.
12104 (extract_range_from_unary_expr): Likewise.
12106 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12108 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12109 * config/avr/avr.c (call_insn_operand): Delete function.
12110 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12111 instead of register number. Use predicates.
12112 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12113 call_insn_operand): Add.
12115 2007-01-06 Jan Hubicka <jh@suse.cz>
12117 * tree-pass.h (pass_build_cgraph_edges): Declare.
12118 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12119 (visited_nodes): Remove.
12120 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12121 build_cgrpah_edges; make visited_nodes local.
12122 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12123 (record_references_in_initializer): Move to cgraphbuild.c
12124 (initialize_inline_failed, rebuild_cgraph_edges,
12125 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12126 (verify_cgraph_node): Make visited_nodes local.
12127 (cgraph_analyze_function): Do not call cgraph_create_edges and
12128 initialize_inline_failed.
12129 (cgraph_expand_function): Do not call cgraph_lower_function;
12130 assert that function is already lowered.
12131 * Makefile.in (cgraphbuild.o): New.
12132 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12133 at the end of lowering passes.
12135 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12137 * ifcvt.c (cond_move_convert_if_block): New function, code
12138 factored out from...
12139 (cond_move_process_if_block): ...here. Call the new function
12140 on the THEN and ELSE blocks.
12141 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12142 already takes care of this.
12144 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12147 * tree.h (TREE_OVERFLOW_P): New.
12148 * c-typeck.c (parser_build_unary_op): Warn only if result
12149 overflowed and operands did not.
12150 (parser_build_binary_op): Likewise.
12151 (convert_for_assignment): Remove redundant overflow_warning.
12152 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12154 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12156 * c-typeck.c (store_init_value): Split over two lines to follow
12157 the GNU coding style.
12159 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12161 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12162 __GXX_EXPERIMENTAL_CXX0X__.
12163 * doc/cpp.texi: Same.
12165 2007-01-05 Richard Guenther <rguenther@suse.de>
12167 PR middle-end/27826
12168 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12169 with mismatched types. Instead explicitly build a
12170 conversion NOP_EXPR.
12172 2007-01-05 Ian Lance Taylor <iant@google.com>
12174 * c-common.c (decl_with_nonnull_addr_p): New function.
12175 (c_common_truthvalue_conversion): Call it.
12176 * c-typeck.c (build_binary_op): Likewise.
12177 * c-common.h (decl_with_nonnull_addr_p): Declare.
12179 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12182 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12185 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12187 * doc/install.texi (Final install): Document the fact that
12188 the GNAT runtime should not be stripped.
12190 2007-01-04 Jan Hubicka <jh@suse.cz>
12192 * tree-inline.c (fold_marked_statements): Update operand caches
12193 and EH after folding
12195 2007-01-04 Ian Lance Taylor <iant@google.com>
12197 * c-common.c (check_function_nonnull): Whitespace fix.
12199 2007-01-04 Jan Hubicka <jh@suse.cz>
12201 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12202 comitted older version of patch.
12203 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12204 function, celanup cfg and collect garbage.
12206 2007-01-04 Mike Stump <mrs@apple.com>
12208 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12211 2007-01-04 Eric Christopher <echristo@apple.com>
12213 * libgcc2.c (__bswapsi2): Use SItype.
12214 (__bswapdi2): Use DItype.
12215 * libgcc2.h: Update for above.
12217 2007-01-04 Paul Brook <paul@codesourcery.com>
12219 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12220 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12221 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12222 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12223 umulsi3_highpart): Make conditional on !arm_arch6.
12224 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12225 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12226 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12227 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12228 umulsi3_highpart_v6): New insns.
12230 2007-01-04 Roger Sayle <roger@eyesopen.com>
12232 * fold-const.c (fold_convert): When casting an expression to void,
12233 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12234 have a type. Instead of attempting to build a NOP_EXPR, return
12235 these "special" trees directly.
12237 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12239 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12240 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12241 rs6000_cost->fp not 0 as adjustment for outer NEG.
12243 2007-01-04 Jan Hubicka <jh@suse.cz>
12245 * cgraph.c (cgraph_release_function_body): New function.
12246 (cgraph_remove_node): Use it.
12247 * cgraph.h (cgraph_release_function_body): Declare.
12248 * cgraphunit.c (cgraph_expand_function): Use it.
12249 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12250 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12251 is initialized and while compilation of other function is running.
12252 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12253 statement CFG annotations from here to ...
12254 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12256 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12258 * cfgloop.h (enum li_flags): Make the constants powers of two.
12260 2007-01-04 Jan Hubicka <jh@suse.cz>
12262 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12264 (fold_marked_statements): New function.
12265 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12266 * tree-inline.h (copy_body_data): Add statements_to_fold.
12268 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12270 * config.gcc: Mention libgcc/config.host.
12271 * Makefile.in: Update comments mentioning libgcc.
12272 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12273 (all.cross, start.encap, rest.encap, rest.cross): Update
12274 dependencies for libgcc move.
12275 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12276 (clean-target, clean-target-libgcc): Delete.
12277 (srcdirify, GCC_EXTRA_PARTS): New macros.
12278 (libgcc-support, libgcc.mvars): New rules.
12279 (distclean): Remove mention of mklibgcc.
12280 (install): Don't reference INSTALL_LIBGCC.
12281 (install-common): Don't reference EXTRA_PARTS.
12282 (install-libgcc, install-multilib): Delete rules.
12283 * mklibgcc.in: Delete file.
12284 * doc/configfiles.texi: Don't mention mklibgcc.
12286 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12287 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12288 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12289 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12290 (mklibgcc, ldblspecs): Likewise.
12292 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12293 (posixpre.def): Use $(T).
12294 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12295 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12296 (SHLIB_LINK): Make dummy.
12297 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12299 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12301 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12302 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12303 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12304 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12306 * configure.ac (all_outputs): Remove mklibgcc.
12307 * configure: Regenerated.
12309 2007-01-03 Josh Conner <jconner@apple.com>
12311 PR middle-end/29683
12312 * calls.c (compute_argument_addresses): Set stack and stack_slot
12313 for partial args, too.
12314 (store_one_arg): Use locate.size.constant for the size when
12315 generating a save_area.
12317 2007-01-03 Robert Kennedy <jimbob@google.com>
12319 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12320 whose definitions are deleted due to basic block merging.
12322 2007-01-03 Paul Brook <paul@codesourcery.com>
12325 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12327 (use_return_insn): Return 0 for Thumb interrupt functions.
12328 (print_multi_reg): Add rfe argument for IRQ returns.
12329 (arm_output_epilogue): Pop interrupt return address directly into PC.
12330 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12332 2007-01-03 Paul Brook <paul@codesourcery.com>
12334 Merge from sourcerygxx-4_1.
12335 * config/arm/thumb2.md: New file.
12336 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12338 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12339 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12340 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12341 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12343 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12344 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12346 * config/arm/ieee754-sf.S: Ditto.
12347 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12348 (thumb1_base_register_rtx_p): ... to this.
12349 (thumb_index_register_rtx_p): Rename...
12350 (thumb1_index_register_rtx_p): ... to this.
12351 (thumb_output_function_prologue): Rename...
12352 (thumb1_output_function_prologue): ... to this.
12353 (thumb_legitimate_address_p): Rename...
12354 (thumb1_legitimate_address_p): ... to this.
12355 (thumb_rtx_costs): Rename...
12356 (thumb1_rtx_costs): ... to this.
12357 (thumb_compute_save_reg_mask): Rename...
12358 (thumb1_compute_save_reg_mask): ... to this.
12359 (thumb_final_prescan_insn): Rename...
12360 (thumb1_final_prescan_insn): ... to this.
12361 (thumb_expand_epilogue): Rename...
12362 (thumb1_expand_epilogue): ... to this.
12363 (arm_unwind_emit_stm): Rename...
12364 (arm_unwind_emit_sequence): ... to this.
12365 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12366 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12367 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12368 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12369 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12370 thumb2_output_casesi): New functions.
12371 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12372 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12373 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12374 THUMB2_WORK_REGS): Define.
12375 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12376 arm_condexec_mask, arm_condexec_masklen)): New variables.
12377 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12378 (arm_override_options): Check new CPU capabilities.
12379 Set new architecture flag variables.
12380 (arm_isr_value): Handle v7m interrupt functions.
12381 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12383 (const_ok_for_arm): Handle Thumb-2 constants.
12384 (arm_gen_constant): Ditto. Use movw when available.
12385 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12387 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12388 (thumb_find_work_register, arm_load_pic_register,
12389 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12390 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12391 print_multi_reg, output_mov_long_double_fpa_from_arm,
12392 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12393 output_mov_double_fpa_from_arm, output_move_double,
12394 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12395 output_return_instruction, arm_output_function_prologue,
12396 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12397 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12398 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12399 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12400 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12401 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12403 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12404 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12405 (arm_file_start): Output directive for unified syntax.
12406 (arm_unwind_emit_set): Handle stack alignment instruction.
12407 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12408 Add v6t2, v7, v7a, v7r and v7m.
12409 (RETLDM): Add Thumb-2 code.
12410 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12411 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12412 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12413 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12414 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12415 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12416 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12417 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12418 ADJUST_INSN_LENGTH): Define.
12419 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12420 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12421 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12422 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12423 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12424 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12425 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12426 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12427 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12428 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12429 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12430 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12431 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12432 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12433 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12434 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12435 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12437 * config/arm/arm-tune.md: Regenerate.
12438 * config/arm/arm-protos.h: Update prototypes.
12439 * config/arm/vfp.md: Enable patterns for Thumb-2.
12440 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12441 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12442 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12443 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12444 * config/arm/libunwind.S: Add Thumb-2 code.
12445 * config/arm/constraints.md: Update include Thumb-2.
12446 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12447 * config/arm/ieee754-df.S: Ditto.
12448 * config/arm/bpabi.S: Ditto.
12449 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12450 * config/arm/predicates.md (low_register_operand,
12451 low_reg_or_int_operand, thumb_16bit_operator): New.
12452 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12453 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12454 * config/arm/t-arm-elf: Add armv7 multilib.
12455 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12457 (UNSPEC_STACK_ALIGN, ce_count): New.
12458 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12459 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12461 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12462 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12463 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12464 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12465 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12466 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12468 * doc/extend.texi: Document ARMv7-M interrupt functions.
12469 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12471 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12473 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12474 (struct _Unwind_Context): Rename args_size to flags, remove
12475 signal_frame field, add a new args_size field and version field.
12476 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12477 _Unwind_IsExtendedContext): New inline functions.
12478 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12479 Assume by_value array is only present if _Unwind_IsExtendedContext.
12480 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12481 _Unwind_IsSignalFrame.
12482 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12483 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12484 (uw_init_context_1): Initialize context->flags to
12485 EXTENDED_CONTEXT_BIT.
12486 * config/rs6000/linux-unwind.h (frob_update_context): Use
12487 _Unwind_SetSignalFrame.
12489 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12491 PR middle-end/30353
12492 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12493 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12496 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12498 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12499 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12500 RET, AT_SP): Remove.
12501 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12504 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12505 * cfgbuild.c (find_basic_blocks): Likewise.
12506 * cfgrtl.c (rtl_create_basic_block): Likewise.
12507 * function.c (temp_slots_at_level): Likewise.
12508 * reg-stack.c (stack_regs_mentioned): Likewise.
12509 * regclass.c (allocate_reg_info): Likewise.
12510 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12511 set_bb_for_stmt, move_block_to_fn): Likewise.
12512 * tree-complex.c (tree_lower_complex): Likewise.
12513 * vec.h (VEC_safe_grow_cleared): New.
12515 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12517 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12519 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12520 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12522 * cfgloopmanip.c (scale_loop_frequencies): Export.
12523 (loopify): Scale the frequencies by prescribed coefficients.
12524 (set_zero_probability): New function.
12525 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12526 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12527 and frequencies according to arguments.
12528 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12530 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12531 * modulo-sched.c (sms_schedule): Set probabilities for entering
12532 versioned loop correctly.
12533 * tree-vect-transform.c (vect_transform_loop): Ditto.
12534 * cfgloop.h (loopify, loop_version): Declaration changed.
12535 (scale_loop_frequencies): Declared.
12537 2007-01-02 Jan Hubicka <jh@suse.cz>
12539 * cgraph.c: Include tree-flow.h
12540 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12541 early_local_passes.
12542 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12543 * tree-pass.h (pass_all_early_optimizations): Declare.
12544 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12545 early_local_passes.
12546 (cgraph_analyze_function): Do early_local_passes.
12547 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12548 Do not add referenced vars.
12549 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12551 (gate_all_early_local_passes): New gate.
12552 (pass_early_local_passes): Use new gate.
12553 (execute_early_local_optimizations): New functions.
12554 (gate_all_early_optimizations): New gate.
12555 (pass_all_early_optimizations): New pass.
12556 (execute_free_datastructures): Free SSA only when initialized.
12557 (gate_init_datastructures): Init only when optimizing.
12558 (tree_lowering_passes): Do early local passes when called late.
12559 * tree-profile.c (do_tree_profiling): Don't profile functions added
12561 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12562 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12564 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12565 during early_local_passes.
12566 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12569 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12571 * Makefile.in: Update copyright year.
12573 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12575 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12576 in $(lang_checks) and check-consistency targets.
12578 2007-01-02 Jan Hubicka <jh@suse.cz>
12580 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12581 Do not add referenced vars.
12582 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12584 * passes.c (init_optimization_passes): Put mudflap_2 after
12585 free_datastructures.
12587 2007-01-02 Jan Hubicka <jh@suse.cz>
12589 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12590 Set NOTHROW flag on call statements proved to be nothrow.
12591 Update statement of local calls so new pure/const functions are
12592 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12594 (tree_rest_of_compilation): Register hooks and initialize bitmap
12595 early. Do not set after_inlining flag.
12597 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12599 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12600 HOST_BITS_PER_LONGLONG
12602 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12605 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12606 warning for non-static initializers.
12608 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12610 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12611 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12612 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12613 Always use set_unique_reg_note to add REG_EQUAL notes.
12615 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12618 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12620 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12621 * cfgbuild.c (find_basic_blocks): Likewise.
12622 * cfgrtl.c (rtl_create_basic_block): Likewise.
12623 * function.c (temp_slots_at_level): Likewise.
12624 * reg-stack.c (stack_regs_mentioned): Likewise.
12625 * regclass.c (allocate_reg_info): Likewise.
12626 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12627 set_bb_for_stmt, move_block_to_fn): Likewise.
12628 * tree-complex.c (tree_lower_complex): Likewise.
12629 * vec.h (VEC_safe_grow_cleared): New.
12631 2007-01-02 Ian Lance Taylor <iant@google.com>
12633 * c-common.c (c_common_truthvalue_conversion): When warning about
12634 using an assignment as a truth value, set TREE_NO_WARNING.
12636 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12639 * c.opt (Wold-style-declaration): New.
12640 * doc/invoke.texi (C-only Warning Options): New.
12641 (Wold-style-declaration): Document it.
12642 (Wextra): Enabled by -Wextra.
12643 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12644 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12645 -Wold-style-declaration.
12647 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12649 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12650 * cfgbuild.c (find_basic_blocks): Likewise.
12651 * cfgrtl.c (rtl_create_basic_block): Likewise.
12652 * function.c (temp_slots_at_level): Likewise.
12653 * reg-stack.c (stack_regs_mentioned): Likewise.
12654 * regclass.c (allocate_reg_info): Likewise.
12655 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12656 set_bb_for_stmt, move_block_to_fn): Likewise.
12657 * tree-complex.c (tree_lower_complex): Likewise.
12658 * vec.h (VEC_safe_grow_cleared): New.
12660 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12662 * c-common.c (c_common_nodes_and_builtins): Since variants of
12663 void_type_node get built before it is given a name, we need to
12664 give those variants the name, too.
12665 (complete_array_type): We need to work with the canonical main
12666 type of the array, from which we will build the qualified version.
12667 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12668 * print-tree.c (print_node): Display canonical type information
12670 * stor-layout.c (layout_type): When we don't know the
12671 alignment of a type for which we're building an array, we end up
12672 guessing wrong, so make the type require structural equality.
12673 * tree.c (make_node_stat): When we build a new type, it is its
12674 own canonical type.
12675 (build_type_attribute_qual_variant): When building an attribute
12676 variant, its canonical type is the non-attribute variant. However,
12677 if the attributes are target-dependent and they differ, we need to
12678 use structural equality checks for this type.
12679 (build_qualified_type): A qualified type is not equivalent to its
12680 unqualified variant; set the canonical type appropriately.
12681 (build_distinct_type_copy): When building a distinct type from
12682 another type, the new type is its own canonical type.
12683 (build_variant_type_copy): When building a new type variant, we
12684 assume that it is equivalent to the original type.
12685 (build_pointer_type_for_mode): When building a pointer type, also
12686 build a canonical type pointer.
12687 (build_reference_type_for_mode): When building a reference type,
12688 also build a canonical type reference.
12689 (build_index_type): When we can't hash an index type (e.g.,
12690 because its maximum value is negative), the index type requires
12691 structural equality tests.
12692 (build_array_type): Build the canonical form of an array type.
12693 (build_function_type): Function types require structural equality,
12694 because they contain default arguments, attributes, etc.
12695 (build_method_type_directly): Ditto for method types.
12696 (build_offset_type): Build the canonical offset type.
12697 (build_complex_type): Build the canonical vector type.
12698 (make_vector_type): Build the canonical vector type.
12699 * tree.h (TYPE_CANONICAL): New.
12700 (TYPE_STRUCTURAL_EQUALITY_P): New.
12701 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12702 (struct tree_type): Added "canonical" field.
12703 * params.h (VERIFY_CANONICAL_TYPES): New.
12704 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12705 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12706 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12707 * doc/invoke.texi (verify-canonical-types): Document --param
12708 parameter for verifying canonical types.
12710 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12712 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12713 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12714 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12715 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12717 * config/rs6000/e500.h: New.
12718 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12719 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12721 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12722 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12723 TARGET_E500_DOUBLE): Remove.
12724 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12725 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12726 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12727 * config/rs6000/rs6000.c (rs6000_override_options): Use
12728 CHECK_E500_OPTIONS.
12730 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12732 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12733 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12734 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12735 rs6000_emit_cmove): Don't check TARGET_E500.
12736 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12737 sordered): Don't check TARGET_E500.
12739 2007-01-01 Eric Christopher <echristo@apple.com>
12741 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12742 HARD_REGISTER_NUM_P.
12744 2007-01-01 Roger Sayle <roger@eyesopen.com>
12746 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12747 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12748 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12751 2007-01-01 Mike Stump <mrs@apple.com>
12753 * configure.ac: Remove support for building with Apple's gcc-3.1.
12755 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12757 PR middle-end/30311
12758 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12759 REG is a hard register. Do not modify REG before calling
12761 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12762 multiple of the size of YMODE for certain lowpart cases.
12764 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12766 PR middle-end/30253
12767 * gimplify (voidify_wrapper_expr): Update for
12768 GIMPLE_MODIFY_STMT.
12770 2007-01-01 Andreas Schwab <schwab@suse.de>
12773 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12774 save of BR0 in extra_spill_size instead of spill_size.
12775 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12777 (ia64_expand_epilogue): Restore BR0 from its new location.
12779 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12781 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12782 Use a temporary variable if the left hand side is not a gimple
12785 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12787 * gimplify.c (gimplify_return_expr): Make the temporary variable
12788 for the return expression, a gimple register variable.
12790 2007-01-01 Jan Hubicka <jh@suse.cz>
12792 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12795 2007-01-01 Mike Stump <mrs@apple.com>
12797 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12799 * config/darwin.c (machopic_select_rtx_section): Use
12800 HAVE_GAS_LITERAL16.
12801 (darwin_mergeable_constant_section): Likewise.
12802 * configure: Regenerate.
12803 * config.in: Regenerate.
12805 2007-01-01 Jan Hubicka <jh@suse.cz>
12806 Andrew Pinski <pinskia@gmail.com>
12808 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12809 before starting IPA passes.