1 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8 Nigel Stephens <nigel@mips.com>
10 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11 Update comments and all uses.
12 (MIN_FPRS_PER_FMT): Define.
13 * config/mips/mips.c (function_arg): Fix to correctly handle
14 the -mips32r2 -mfp64 -mabi=32 case.
15 (override_options): Enable use of odd-numbered registers for
16 SFmode values on MIPS32.
17 (mips_save_reg_p): Save whole floating-point register pair if
19 (compute_frame_size): Fix comment.
21 2007-05-08 Jie Zhang <jie.zhang@analog.com>
23 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
24 argument of type bool.
25 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
26 argument. Safely select temporary P register according to it.
27 (do_link): Change call site of add_to_reg accordingly.
28 (do_unlink): Add epilogue_p as a fourth argument and pass it
30 (expand_interrupt_handler_epilogue): Change call of do_unlink
32 (bfin_expand_prologue): Add a third argument sibcall_p.
33 * config/bfin/bfin.md (epilogue): Change call of
34 bfin_expand_epilogue accordingly.
35 (sibcall_epilogue): Likewise.
36 (eh_return_internal): Likewise.
38 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
39 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
40 * config/bfin/bfin.c (bfin_handle_option): Handle
41 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
42 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
43 Support bf534, bf536 and bf561.
44 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
46 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.c (ix86_function_regparm): Process local
50 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
52 2007-05-07 Mike Stump <mrs@apple.com>
54 * doc/invoke.texi (Warning Options): Document that -Wempty-body
55 also checks for and while statements in C++.
57 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
59 * gcc.c (at_file_supplied): New variable.
60 (main): Set it if we expanded argv.
61 (do_spec_1): Pass an @-file to the linker if we were called with
62 an @-file argument and HAVE_GNU_LD.
63 * collect2.c (at_file_supplied): New variable.
64 (response_file): New variable.
65 (collect_exit): Unlink response_file if necessary.
68 (main): Set at_file_supplied if we expanded argv.
69 (collect_execute): Pass an @-file to subprocesses if we were called
70 with an @-file argument.
71 * configure.ac: Add define for HAVE_GNU_LD.
72 * configure: Regenerate.
73 * config.in: Regenerate.
75 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
77 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
83 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
85 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
86 (TARGET_ENCODE_SECTION_INFO): Re-define.
87 (m32c_encode_section_info): New
88 (function_vector_handler): New
89 (current_function_special_page_vector): New
90 (m32c_special_page_vector_p): New.
91 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
93 * config/m32c/jump.md: Added instruction JSRS for functions
94 with attribute "function_vector".
95 * doc/extend.texi (function_vector): Added description
96 for M16C, M32C targets.
98 2007-05-07 DJ Delorie <dj@redhat.com>
101 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
102 ashrpsi3, lshrpsi3): Update shift count constraint.
104 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
105 Nathan Froyd <froydnj@codesourcery.com>
108 * c-incpath.c (add_path): Strip trailing path separators.
110 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
112 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
113 Free dominance info before purging EH edges.
114 (eliminate_degenerate_phis): Likewise.
115 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
117 2007-05-07 Jan Hubicka <jh@suse.cz>
119 * gimplify.c (gimplify_expr): Do not crash when folding
122 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
125 * c-opts.c (lang_fortran): Make it non static.
126 * c-common.h (lang_fortran): New prototype.
127 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
128 -lang-fortran option was passed by the driver.
130 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
132 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
133 of ASSERT_CHECKING. Tweak message.
135 2007-05-06 Revital Eres <eres@il.ibm.com>
138 * loop-unroll.c (insert_var_expansion_initialization):
139 Initialize the expansions with -zero instead of +zero.
141 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
143 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
144 into pic and non-pic versions. Mark r19 as used for
145 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
146 for tgd_load, tld_load and tie_load .
147 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
148 version of tgd_load, tld_load and tie_load depending on the
151 2007-05-04 Ulrich Drepper <drepper@redhat.com>
152 Jakub Jelinek <jakub@redhat.com>
154 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
155 (__do_global_dtors_aux): Use more paranoid loop to run
156 destructors if HIDDEN_DTOR_LIST_END.
157 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
159 2007-05-04 Jakub Jelinek <jakub@redhat.com>
161 * varasm.c (align_variable): Don't increase alignment for
162 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
163 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
165 2007-05-04 Josh Conner <jconner@apple.com>
167 * basic-block.h (cdi_direction): Assign values to all enumeration
169 (dom_computed): Remove.
170 (dom_info_state): New.
171 (set_dom_info_availability): New.
172 * tree-ssa-loop-im.c (determine_invariantness): Initialize
173 walk_data.dom_direction.
174 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
175 instead of dom_computed[].
176 (split_edge): Likewise.
177 (create_basic_block): Likewise.
178 (merge_blocks): Likewise.
179 * ifcvt.c (find_if_header): Likewise.
180 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
181 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
182 * tree-ssa.c (verify_ssa): Likewise.
183 * tree-cfg.c (tree_verify_flow_info): Likewise.
184 (remove_edge_and_dominated_blocks): Likewise.
185 * dominance.c (dom_computed): Make static.
186 (calc_dfs_tree_nonrec): Change third param to a bool.
187 (calc_dfs_tree): Change second param to a bool.
188 (calc_idioms): Change second param to a bool. Use
189 dom_convert_dir_to_idx.
190 (init_dom_info): Validate dir before using.
191 (dom_convert_dir_to_idx): New.
192 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
193 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
194 (free_dominance_info): Use dom_convert_dir_to_idx.
195 (get_immediate_dominator): Likewise.
196 (set_immediate_dominator): Likewise.
197 (get_dominated_by): Likewise.
198 (redirect_immediate_dominators): Likewise.
199 (nearest_common_denominator): Likewise.
200 (dominated_by_p): Likewise.
201 (bb_dom_dfs_in): Likewise.
202 (bb_dom_dfs_out): Likewise.
203 (recount_dominator): Likewise.
204 (iterate_fix_dominators): Likewise.
205 (add_to_dominance_info): Likewise.
206 (delete_from_dominance_info): Likewise.
207 (first_dom_son): Likewise.
208 (next_dom_son): Likewise.
209 (dom_info_available_p): Likewise.
210 (dom_info_state): New.
211 (set_dom_info_availability): New.
213 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
215 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
217 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
219 2007-05-04 Bob Wilson <bob.wilson@acm.org>
221 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
222 (subdi3, subdi_carry): Delete.
224 2007-05-04 Jan Hubicka <jh@suse.cz>
225 Richard Guenther <rguenther@suse.de>
227 * opts.c (decode_options): Do not fiddle with inlining
228 parameters in case of optimizing for size.
229 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
231 (cgraph_decide_inlining_of_small_function): When optimizing for
232 size never inline functions increasing caller size.
233 (cgraph_early_inlining): Inline for size when optimizing for size.
235 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
237 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
238 logical operations piecewise.
239 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
240 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
241 subdi_sesidi_di): Delete.
242 (add_with_carry): Produce carry in CC instead of a DREG to shorten
243 the generated sequence. Allow three-reg add in constraints. Rewrite
244 the rtl expression for carry to avoid zero_extend of a constant.
245 (sub_with_carry): New pattern.
246 (adddi3, subdi3): Change into define_expand. For subtract, generate a
247 different sequence not involving jumps.
248 (notbi): Now a named pattern.
250 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
252 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
253 Add the note about a significant loss of accuracy of some
254 mathematical routines when these options are used.
256 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
258 * haifa-sched.c (rtx_vec_t): New typedef.
259 (contributes_to_priority_p): Extract piece of priority () into new
261 (priority): Use the function. Add assertion.
262 (rank_for_schedule, set_priorities): Add assertion to check that
263 insn's priority is initialized.
264 (clear_priorities, calc_priorities): Change signature. Make it update
265 all relevant insns. Update all callers ('add_to_speculative_block ()'
266 and 'create_block_check_twin ()').
267 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
268 Add new field 'priority_status'.
269 (INSN_PRIORITY_STATUS): New macro.
270 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
272 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
274 * sched-ebb.c (debug_ebb_dependencies): New static function.
275 (init_ready_list): Use it.
277 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
278 with changed signature and 'debug_rgn_dependencies ()'.
279 (debug_rgn_dependencies): New static function.
280 (init_ready_list): Use it.
282 * sched-int.h (debug_dependencies): Declare.
284 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
286 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
288 2007-05-04 Dirk Mueller <dmueller@suse.de>
290 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
292 2007-05-03 Jan Hubicka <jh@suse.cz>
294 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
295 for pointer type in more cases than before.
297 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
299 * tree-object-size.c (plus_expr_object_size): When operand size is
300 unknown, return unknown.
302 2007-05-03 Dirk Mueller <dmueller@suse.de>
304 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
306 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
309 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
311 2007-05-03 Janis Johnson <janis187@us.ibm.com>
313 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
315 2007-05-03 Joseph Myers <joseph@codesourcery.com>
317 * config/soft-fp/double.h, config/soft-fp/extended.h,
318 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
319 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
320 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
321 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
324 2007-05-03 Ian Lance Taylor <iant@google.com>
326 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
327 MASK_PPC_GFXOPT for 8540 or 8548.
329 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
331 * tree-vect-transform.c (vect_update_inits_of_drs): Use
332 vect_print_dump_info() to output debug information.
334 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
338 operands of size 2 when operand is not MEM_P.
340 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
342 PR tree-optimization/30565
343 * lambda-code.c (perfect_nestify): Fix updating of dominators.
345 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
347 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
348 (umulsi3_highpart): Use them.
349 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
350 for final accumulator to D regisster tranfser.
352 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
354 PR tree-optimization/31699
355 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
357 (vect_enhance_data_refs_alignment): Compute peel amount using
358 TYPE_VECTOR_SUBPARTS instead of vf.
359 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
361 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
364 * system.h: Remove inclusion of double-int.h
365 * tree.h: Include double-int.h
366 * gengtype.c: Likewise
367 * cfgloop.h: Likewise
368 * Makefile.in: Adjust dependencies on double-int.h
370 2007-05-02 Eric Christopher <echristo@apple.com>
372 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
373 -shared to -Zdynamiclib.
375 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
378 * c-common.c (strip_pointer_or_array_types): New function.
379 * c-common.h (strip_pointer_or_array_types): New function declaration.
381 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
383 PR tree-optimization/31771
384 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
386 2007-05-02 Paul Brook <paul@codesourcery.com>
388 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
390 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
393 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
396 2007-05-02 Nick Clifton <nickc@redhat.com>
398 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
400 2007-05-02 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/31146
403 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
404 argument, single_use_p. If we have a single use that is
405 a conversion to the definition rhs type, propagate that rhs.
406 (forward_propagate_addr_expr): Pass single_use_p argument
407 to forward_propagate_addr_expr_1.
409 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
411 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
414 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
416 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
417 'AMD Family 10 core'.
419 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
421 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
422 and athlon64-sse3 as improved versions of k8, opteron and athlon64
423 with SSE3 instruction set support.
424 * doc/invoke.texi: Likewise.
426 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
428 * config/i386/i386.c (override_options): Tuning 32-byte loop
429 alignment for amdfam10 architecture. Increasing the max loop
430 alignment to 24 bytes.
432 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
434 * config/m68k/constraints.md: New.
435 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
436 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
437 EXTRA_CONSTRAINT): Remove.
438 * config/m68k/m68k.md: Include constraints.md.
439 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
441 2007-05-01 Ian Lance Taylor <iant@google.com>
443 PR tree-optimization/31739
444 * tree-vrp.c (vrp_val_is_max): New static function.
445 (vrp_val_is_min): New static function.
446 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
448 (set_value_range): Use vrp_val_is_{max,min}.
449 (extract_range_from_assert): Likewise.
450 (extract_range_from_binary_expr): Likewise.
451 (extract_range_from_unary_expr): Likewise.
452 (dump_value_range, vrp_meet): Likewise.
453 (vrp_visit_phi_node): Likewise.
454 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
456 2007-05-01 Mark Mitchell <mark@codesourcery.com>
458 * config/i386/gmon-sol2.c (size_t): New type.
459 (intptr_t): Likewise.
460 (s_textsize): Declare as size_t.
462 (monstartup): Use size_t for sizes.
463 (_mcount): Save and restore registers.
464 (internal_mcount): Pass 0 as the first argument to monstartup
466 (moncontrol): Convert pointer to appropriately sized integer
467 before passing to profil.
469 2007-05-01 Joseph Myers <joseph@codesourcery.com>
471 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
472 __NO_FPRS__, not just if _SOFT_DOUBLE.
473 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
474 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
475 also for E500 double.
476 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
477 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
480 2007-05-01 Richard Guenther <rguenther@suse.de>
482 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
485 2007-05-01 Joseph Myers <joseph@codesourcery.com>
487 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
489 2007-05-01 Jan Hubicka <jh@suse.cz>
491 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
494 2007-05-01 Jan Hubicka <jh@suse.cz>
496 * tree.h (maybe_fold_offset_to_component_ref): Remove.
497 (maybe_fold_offset_to_reference): Declare.
498 * fold-const.c (fold_unary): Do not fold
499 (type *)&A into &A->field_of_type_and_offset_0
500 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
501 size is unknown, give up.
502 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
504 (maybe_fold_offset_to_reference): New.
505 (maybe_fold_stmt_indirect): Use it.
506 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
507 * gimplify.c (gimplify_conversion): Canonicalize conversions to
509 (gimplify_expr): Likewise for plus_expr.
511 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
513 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
514 bsi_after_labels. Always insert statements before bsi.
515 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
516 * predict.c (apply_return_prediction): Check for empty blocks.
517 * cfgexpand.c (lab_rtx_for_bb): New variable.
518 (label_rtx_for_bb): Do not create new tree labels.
519 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
520 (tree_expand_cfg): Initialize lab_rtx_for_bb.
521 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
523 (label_for_bb): Add field used.
524 (update_eh_label, main_block_label): Mark the label used.
525 (cleanup_dead_labels): Remove unused labels.
527 2007-05-01 Richard Guenther <rguenther@suse.de>
529 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
530 if it is not about to be set.
531 (get_value_range): Do not pre-allocate equiv bitmap.
532 (update_value_range): No need to clear equiv field.
533 (add_equivalence): Change prototype to get bitmap pointer.
534 Allocate bitmap here if it is not already.
535 (extract_range_from_assert): Do not allocate bitmap here.
536 Update callers to add_equivalence.
537 (extract_range_from_ssa_name): Likewise.
538 (get_vr_for_comparison): New static helper.
539 (compare_name_with_value): Handle NULL equiv bitmap by
540 peeling the first iteration of the comparison loop.
541 Use get_vr_for_comparison.
542 (compare_names): Handle NULL equiv bitmaps by using fake
543 ones. Use get_vr_for_comparison.
545 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
547 * double-int.c (mpz_set_double_int): Moved from
548 tree-ssa-loop-niter.c.
549 (mpz_get_double_int): Likewise; also, add option to wrap
550 out-of-range integers.
551 * double-int.h: New prototypes for above.
552 * tree.c (get_static_type_bounds): Moved from
553 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
554 TYPE_MAX_VALUE if they exist..
555 * tree.h: New prototype for above.
556 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
557 get_type_bounds calls.
558 (mpz_set_double_int): Move to double-int.c.
559 (get_type_bounds): Move to tree.c, rename to
560 get_static_type_bounds.
561 (mpz_to_double_int): Move to double-int.c, rename to
564 2007-04-30 Bob Wilson <bob.wilson@acm.org>
566 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
567 DIV0 exception can fall through to a normal return.
569 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
573 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
574 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
575 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
576 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
577 initialize align to silence bogus warning.
578 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
579 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
581 (struct sra_walk_fns): Remove use_all parameter from use.
582 (sra_hash_tree): Handle BIT_FIELD_REFs.
583 (sra_elt_hash): Don't hash bitfld blocks.
584 (sra_elt_eq): Skip them in parent compares as well. Handle
586 (sra_walk_expr): Don't maintain or pass down use_all_p.
587 (scan_use): Remove use_all parameter.
588 (scalarize_use): Likewise. Re-expand assignment to
589 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
590 output, and re-scalarize after output. Don't mark anything
592 (scalarize_ldst): Adjust.
593 (scalarize_walk_gimple_modify_statement): Likewise.
594 (build_element_name_1): Handle BIT_FIELD_REFs.
595 (instantiate_element): Don't warn for any element whose parent
597 (instantiate_missing_elements_1): Return the sra_elt.
598 (canon_type_for_field): New.
599 (try_instantiate_multiple_fields): New.
600 (instantiate_missing_elemnts): Use them.
601 (mark_no_warning): Removed.
602 (generate_one_element_ref): Handle BIT_FIELD_REFs.
603 (REPLDUP, sra_build_elt_assignment): New.
604 (generate_copy_inout): Use them.
605 (generate_element_copy): Likewise. Handle bitfld differences.
606 (generate_element_zero): Don't recurse for blocks. Use
607 sra_build_elt_assignment.
608 (generate_one_element_int): Take elt instead of var. Use
609 sra_build_elt_assignment.
610 (generate_element_init_1): Adjust.
611 (scalarize_use, scalarize_copy): Use REPLDUP.
612 (scalarize_ldst): Move assert before dereference.
613 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
615 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
618 * tree.c (reconstruct_complex_type): Reconstruct a reference
620 Also use the same mode for the pointer as the old pointer type.
622 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
624 * doc/trouble.texi (Interoperation): Remove note about Ultrix
627 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
629 PR rtl-optimization/31676
630 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
631 (df_refs_record): Call it.
633 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
635 * rtl.def (SS_ABS): New code.
636 * config/bfin/bfin.c (print_operand): New modifier 'v'.
637 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
638 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
639 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
640 (bfin_init_builtins): Define them.
641 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
642 (bfin_expand_builtin): ... and handle the others here.
643 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
644 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
645 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
646 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
647 operand is only HImode.
649 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
651 * regclass.c (scan_one_insn): Remove splitting of
654 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
655 Nigel Stephens <nigel@mips.com>
657 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
659 2007-04-28 Jan Hubicka <jh@suse.cz>
661 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
662 insn_locators_alloc instead of insn_locators_initialize;
663 call reset_block_changes.
664 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
665 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
666 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
667 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
668 * config/score/score.c (th_output_mi_thunk): Likewise.
669 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
670 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
671 tolerate uninitialized locator info.
674 * function.c (init_function_start): Don't init line number info.
675 (expand_function_end): Update.
676 (reset_block_changes, record_block_change, finalize_block_changes,
677 check_block_change, free_block_changes): Kill.
678 * function.h (reset_block_changes, record_block_change,
679 finalize_block_changes, check_block_change, free_block_changes): Remove
681 (struct function): Remove ib_boundaries_block.
682 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
683 Use curr_insn_locator to initialize locator.
684 (emit_line_note): Remove.
685 * cfgexpand.c (expand_gimple_cond_expr): Update.
686 (construct_exit_block): Likewise.
687 (tree_expand_cfg): Initialize/finalize locators.
688 * expr.c (expand_expr_real): Update.
689 * cfglayout.c (line_locators_locs, line_locators_lines,
690 file_locators_locs, file_locators_files): Remove.
691 (set_block_levels): Move to cfgexpand.c.
692 (insn_locators_initialize): Remove.
693 (pass_insn_locators_initialize): Remove.
694 (locations_locators_locs, locations_locators_vals): New static vars.
695 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
697 (insn_locators_alloc, insn_locators_finalize,
698 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
700 (locator_location): New.
701 (locator_line, locator_file): Rewrite.
702 * rtl.h (emit_line_note): Kill.
703 (insn_locators_alloc, insn_locators_finalize,
704 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
706 * tree-inline.c (initialize_cfun): Do not initialize
708 * passes.c (pass_insn_locators_initialize): Remove.
710 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
712 * tree-cfg.c (move_block_to_fn): Release bb from dominance
713 info. Update last_basic_block correctly.
715 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
718 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
719 register itself to hold the offset constant. Tell flow the use
720 of r4 and r5 when they are used.
722 2007-04-27 Richard Guenther <rguenther@suse.de>
724 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
725 if we simplified anything.
726 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
727 warnings until we did a simplification and the stmt was not
728 marked as TREE_NO_WARNING.
730 2007-04-27 Mike Stump <mrs@apple.com>
732 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
734 2007-04-27 Ian Lance Taylor <iant@google.com>
737 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
738 TYPE_MAX_VALUE exist, convert them to the new type.
740 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
742 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
743 if it claims to be available.
744 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
746 (perform_tree_ssa_dce): Always free postdominators.
748 2007-04-27 Richard Henderson <rth@redhat.com>
750 * config/alpha/predicates.md (aligned_memory_operand): Mark
751 as define_special_predicate.
752 (unaligned_memory_operand, normal_memory_operand): Likewise.
753 (reg_or_unaligned_mem_operand): Remove.
754 (any_memory_operand): Match the documentation and check for
755 non-renumbered pseudos during reload.
756 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
757 alpha_secondary_reload_class, update to new interface, make static.
758 Handle CQImode like HImode. Remove FP subreg check.
759 (alpha_expand_mov): Use replace_equiv_address.
760 (alpha_expand_mov_nobwx): Use any_memory_operand.
761 (TARGET_SECONDARY_RELOAD): New.
762 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
763 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
764 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
765 * config/alpha/alpha.md: ... here.
766 (RELOAD12, reloadmode): New.
768 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
769 Don't handle the aligned case here.
770 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
771 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
772 reload_inhi_help. Don't expect a scratch register.
773 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
775 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
777 2007-04-27 Richard Guenther <rguenther@suse.de>
779 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
781 2007-04-27 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/30965
784 PR tree-optimization/30978
785 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
786 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
787 (find_equivalent_equality_comparison): Likewise.
788 (simplify_cond): Likewise.
789 (get_prop_source_stmt): New helper.
790 (get_prop_dest_stmt): Likewise.
791 (can_propagate_from): Likewise.
792 (remove_prop_source_from_use): Likewise.
793 (combine_cond_expr_cond): Likewise.
794 (forward_propagate_comparison): New function.
795 (forward_propagate_into_cond): Rewrite to use fold for
797 (tree_ssa_forward_propagate_single_use_vars): Call
798 forward_propagate_comparison to propagate comparisons.
800 2007-04-27 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/31715
803 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
804 sure to do computation on the offset in an appropriate
807 2007-04-27 Richard Sandiford <richard@codesourcery.com>
809 * reload.h (elimination_target_reg_p): Declare.
810 * reload.c (find_reloads): Don't apply the reg_rtx move
811 optimization if the SET_DEST satisfies elimination_target_reg_p.
812 * reload1.c (elimination_target_reg_p): New function.
813 (gen_reload): In the move/add2 fallback, make sure that op0
814 does not overlap the destination register.
816 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
818 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
819 transform only GIMPLE_MODIFY_STMTs.
820 * tree-complex.c (expand_complex_operations_1): Ditto.
821 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
822 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
823 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
825 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
826 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
827 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
828 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
829 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
830 slpeel_add_loop_guard): Ditto.
831 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
832 * lambda-code.c (perfect_nestify): Ditto.
833 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
834 before the first statement.
835 * tree-optimize.c (execute_free_datastructures): Fix comments.
836 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
837 * tree-flow.h (disband_implicit_edges): Declaration removed.
838 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
840 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
842 (disband_implicit_edges, has_label_p): Removed.
843 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
844 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
846 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
848 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
850 * cfgexpand.c (label_rtx_for_bb): New function.
851 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
852 Use label_rtx_for_bb to find the labels.
853 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
854 last block. Detect fallthru edges.
856 2007-04-26 Ian Lance Taylor <iant@google.com>
859 * reload.c (find_reloads_subreg_address): If the address was valid
860 in the original mode but not in the new mode, reload the whole
863 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
865 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
866 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
867 (cleanup_control_expr_graph): Do not invalidate dominance info.
868 Record altered blocks.
869 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
870 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
871 cleanup_tree_cfg_bb): New functions.
872 (remove_forwarder_block): Do not maintain the worklist of blocks.
873 Record altered blocks.
874 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
876 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
877 delete_unreachable_blocks if dominators are not available.
878 * tree-inline.c (optimize_inline_calls): Free dominance information
880 * tree-flow.h (remove_edge_and_dominated_blocks,
881 cfgcleanup_altered_bbs): Altered.
882 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
884 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
886 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
887 do not invalidate dominators.
889 2007-04-26 Anatoly Sokolov <aesok@post.ru>
891 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
892 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
893 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
894 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
896 2007-04-26 Steve Ellcey <sje@cup.hp.com>
898 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
900 2007-04-26 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/31703
903 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
904 the right type for the target of the bittest.
906 2007-04-26 Richard Sandiford <richard@codesourcery.com>
908 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
909 ix86_sol10_return_in_memory.
911 2007-04-26 Richard Sandiford <richard@codesourcery.com>
913 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
916 2007-04-26 Jakub Jelinek <jakub@redhat.com>
919 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
921 PR tree-optimization/30558
922 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
923 clear this_state.prev_try.
925 2007-04-26 Richard Sandiford <richard@codesourcery.com>
926 Mark Mitchell <mark@codesourcery.com>
928 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
929 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
930 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
932 2007-04-26 Richard Sandiford <richard@codesourcery.com>
935 * doc/invoke.texi (%:print-asm-header): Document.
936 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
938 (static_spec_functions): Add print-asm-header.
939 (main): Print a banner before the --target-help linker options.
940 (print_asm_header_spec_function): New function.
942 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
945 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
946 (movsf_ie): Likewise.
948 2007-04-25 Paolo Carlini <pcarlini@suse.de>
950 * doc/extend.texi ([Type Traits]): Adjust per N2255.
952 2007-04-25 Bob Wilson <bob.wilson@acm.org>
954 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
956 (__umodsi3, __modsi3): Likewise.
958 2007-04-25 Dirk Mueller <dmueller@suse.de>
960 * c-typeck.c (build_compound_expr): Annotate warning()
961 call with OPT_Wunused_value.
962 * tree-ssa.c (warn_uninit): Annotate warning with
964 * c-common.c (handle_sentinel_attribute): Annotate warning
965 call with OPT_Wattributes.
967 2007-04-25 Thiemo Seufer <ths@mips.com>
969 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
971 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
972 on to the assembler. Improve handling of -mno-mips16. Add handling
973 of -mno-mips3d, -mno-dsp, -mno-dspr2.
974 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
975 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
976 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
978 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
981 * config/i386/winnt.c (i386_pe_file_end): Strip only
982 USER_LABEL_PREFIX when writing export name.
984 2007-04-25 Richard Sandiford <richard@codesourcery.com>
986 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
987 sh/elf.h, vx-common.h and vxworks.h.
988 * config/sh/sh.h: Include config/vxworks-dummy.h.
989 (SUBTARGET_OVERRIDE_OPTIONS): Define.
990 (OVERRIDE_OPTIONS): Use it.
991 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
992 (vxworks_picreg): New pattern.
993 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
994 VXWORKS_OS_CPP_BUILTINS.
995 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
996 to their VXWORKS_* equivalents.
997 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
998 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
999 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1000 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1001 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1002 -mrtp/-fPIC multilibs.
1003 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1004 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1005 (MULTILIB_OSDIRNAMES): Delete.
1007 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1010 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1012 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1014 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1015 rounding mode to be specified by the caller.
1016 (real_to_mpfr) Likewise.
1017 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1018 include new arguments.
1019 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1021 2007-04-24 Ian Lance Taylor <iant@google.com>
1023 PR tree-optimization/31605
1024 * tree-vrp.c (set_value_range): Check that min and max are not
1025 both overflow infinities.
1026 (set_value_range_to_value): New static function.
1027 (extract_range_from_binary_expr): Call set_value_range_to_value.
1028 (extract_range_from_cond_expr): Likewise.
1029 (extract_range_from_expr): Likewise.
1030 (extract_range_from_unary_expr): Likewise. Don't create a range
1031 which overflows on both sides.
1032 (vrp_meet): Check for a useless range.
1033 (vrp_visit_phi_node): If we see a constant which looks like an
1034 overflow infinity, turn off the TREE_OVERFLOW flag.
1036 2007-04-24 Ian Lance Taylor <iant@google.com>
1038 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1040 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1043 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1044 diagnostic message is being built.
1045 * tree-pretty-print.c (dump_generic_node): Only write the
1046 formatted text into BUFFER's stream if we are not building a
1048 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1050 * Makefile.in (toplev.o): Depend on tree-pass.h.
1052 2007-04-24 Ian Lance Taylor <iant@google.com>
1054 PR tree-optimization/31602
1055 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1056 conditionals in the copied loop header.
1057 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1058 warnings if TREE_NO_WARNING is set.
1059 * doc/invoke.texi (Warning Options): Clarify that
1060 -Wstrict-overflow does not warn about loops.
1062 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1064 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1065 expand on the comment about _Decimal128 arguments and check the
1066 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1067 that _Decimal128 argument uses even/odd register pair.
1068 (function_arg): Ditto.
1070 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1072 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1073 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1075 2007-04-24 Richard Guenther <rguenther@suse.de>
1076 Olga Golovanevsky <olga@il.ibm.com>
1078 * fold-const.c (multiple_of_p): Check for bottom
1081 2007-04-24 Richard Henderson <rth@redhat.com>
1083 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1084 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1085 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1086 looking for non-zero bits shifted out. Avoid a recursive call
1087 when constructing the scalar.
1088 (__floatundisf): Likewise.
1090 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1092 * dwarf2out.c (field_byte_offset): Move the existing logic
1093 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1094 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1096 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1099 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1100 argument of 0 for memset.
1101 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1102 unsigned shift instead of the signed variant.
1104 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1106 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1107 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1108 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1109 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1110 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1111 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1112 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1113 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1114 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1115 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1116 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1117 "mul<mode>3", "div<mode>3"): Insn definitions added.
1118 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1119 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1120 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1121 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1122 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1123 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1124 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1125 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1126 TARGET_FLOAT_FORMAT): Macro definitions removed.
1127 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1128 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1129 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1130 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1131 (s390_gen_rtx_const_DI): Function removed.
1132 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1134 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1136 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1137 over an external ffs function.
1139 2007-04-24 Chao-ying Fu <fu@mips.com>
1140 Richard Sandiford <richard@nildram.co.uk>
1142 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1143 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1144 (smadd_widen_optab, umadd_widen_optab): Define.
1145 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1147 * genopinit.c (optabs): Fill in smadd_widen_optab and
1149 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1150 and umadd_widen_optab to implement multiply-add sequences.
1151 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1152 (<u>maddsidi4): ...this. Extend condition to include
1153 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1154 of operand 0 to "ka" and use the three-operand form of madd<u>
1156 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1158 * config/mips/constraints.md (ka): New register constraint.
1160 2007-04-24 Jan Hubicka <j@suse.cz>
1164 2007-04-23 Jan Hubicka <jh@suse.cz>
1165 * function.c (init_function_start): Don't init line number info.
1166 (expand_function_end): Update.
1167 (reset_block_changes, record_block_change, finalize_block_changes,
1168 check_block_change, free_block_changes): Kill.
1169 * function.h (reset_block_changes, record_block_change,
1170 finalize_block_changes, check_block_change, free_block_changes): Remove
1172 (struct function): Remove ib_boundaries_block.
1173 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1174 Use curr_insn_locator to initialize locator.
1175 (emit_line_note): Remove.
1176 * cfgexpand.c (expand_gimple_cond_expr): Update.
1177 (construct_exit_block): Likewise.
1178 (tree_expand_cfg): Initialize/finalize locators.
1179 * expr.c (expand_expr_real): Update.
1180 * cfglayout.c (line_locators_locs, line_locators_lines,
1181 file_locators_locs, file_locators_files): Remove.
1182 (set_block_levels): Move to cfgexpand.c.
1183 (insn_locators_initialize): Remove.
1184 (pass_insn_locators_initialize): Remove.
1185 (locations_locators_locs, locations_locators_vals): New static vars.
1186 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1188 (insn_locators_alloc, insn_locators_finalize,
1189 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1191 (locator_location): New.
1192 (locator_line, locator_file): Rewrite.
1193 * rtl.h (emit_line_note): Kill.
1194 (insn_locators_alloc, insn_locators_finalize,
1195 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1197 * tree-inline.c (initialize_cfun): Do not initialize
1198 ib_boundaries_block.
1199 * passes.c (pass_insn_locators_initialize): Remove.
1201 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1203 * doc/invoke.texi: Removed leading '-' from option index entries.
1205 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1207 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1209 (create_phi_node): Use set_phi_nodes.
1210 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1211 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1212 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1213 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1214 (bsi_start, bsi_last): Use bb_stmt_list.
1215 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1216 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1217 Traverse the statements using tsi iterator.
1218 * basic-block.h (struct basic_block_def): Fields stmt_list
1219 and phi_nodes moved to ...
1220 (struct tree_bb_info): ... new structure.
1221 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1222 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1223 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1224 (tree_verify_flow_info): Verify that il.tree is not set for
1225 entry and exit block.
1226 (tree_split_block): Use set_bb_stmt_list.
1228 2007-04-23 Mike Stump <mrs@apple.com>
1230 * config/i386/i386.c (ix86_tune_features
1231 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1234 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/i386.md (prefix_extra): New attribute.
1237 (length): Add prefix_extra.
1239 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1240 (sse2_movntv2di): Likewise.
1241 (sse2_cvtps2dq): Likewise.
1242 (sse2_cvtpd2pi): Likewise.
1243 (sse2_cvttpd2pi): Likewise.
1244 (*sse2_cvtpd2ps): Likewise.
1245 (*add<mode>3): Likewise.
1246 (sse2_ssadd<mode>3): Likewise.
1247 (sse2_usadd<mode>3): Likewise.
1248 (*sub<mode>3): Likewise.
1249 (sse2_sssub<mode>3): Likewise.
1250 (sse2_ussub<mode>3): Likewise.
1251 (*mulv8hi3): Likewise.
1252 (*smulv8hi3_highpart): Likewise.
1253 (*umulv8hi3_highpart): Likewise.
1254 (sse2_umulv2siv2di3): Likewise.
1255 (sse2_pmaddwd): Likewise.
1256 (ashr<mode>3): Likewise.
1257 (lshr<mode>3): Likewise.
1258 (ashl<mode>3): Likewise.
1259 (sse2_ashlti3): Likewise.
1260 (sse2_lshrti3): Likewise.
1261 (*umaxv16qi3): Likewise.
1262 (*smaxv8hi3): Likewise.
1263 (*uminv16qi3): Likewise.
1264 (*sminv8hi3): Likewise.
1265 (sse2_eq<mode>3): Likewise.
1266 (sse2_gt<mode>3): Likewise.
1267 (*and<mode>3): Likewise.
1268 (sse2_nand<mode>3): Likewise.
1269 (*ior<mode>3): Likewise.
1270 (*xor<mode>3): Likewise.
1271 (sse2_packsswb): Likewise.
1272 (sse2_packssdw): Likewise.
1273 (sse2_packuswb): Likewise.
1274 (sse2_punpckhbw): Likewise.
1275 (sse2_punpcklbw): Likewise.
1276 (sse2_punpckhwd): Likewise.
1277 (sse2_punpcklwd): Likewise.
1278 (sse2_punpckhdq): Likewise.
1279 (sse2_punpckldq): Likewise.
1280 (sse2_punpckhqdq): Likewise.
1281 (sse2_punpcklqdq): Likewise.
1282 (*sse2_pinsrw): Likewise.
1283 (*sse2_pextrw): Likewise.
1284 (sse2_pshufd_1): Likewise.
1285 (sse2_uavgv16qi3): Likewise.
1286 (sse2_uavgv8hi3): Likewise.
1287 (sse2_psadbw): Likewise.
1288 (sse2_pmovmskb): Likewise.
1289 (*sse2_maskmovdqu): Likewise.
1290 (*sse2_maskmovdqu_rex64): Likewise.
1291 (sse4a_extrqi): Likewise.
1292 (sse4a_extrq): Likewise.
1293 (sse3_lddqu): Set prefix_rep.
1294 (sse3_addsubv4sf3): Likewise.
1295 (sse3_haddv4sf3): Likewise.
1296 (sse3_hsubv4sf3): Likewise.
1297 (sse_cvtss2si): Likewise.
1298 (sse_cvtss2si_2): Likewise.
1299 (sse_cvtss2siq): Likewise.
1300 (sse_cvtss2siq_2): Likewise.
1301 (sse_cvttss2si): Likewise.
1302 (sse_cvttss2siq): Likewise.
1303 (sse2_cvttps2dq): Likewise.
1304 (sse3_movshdup): Likewise.
1305 (sse3_movsldup): Likewise.
1306 (sse2_cvtsd2si): Likewise.
1307 (sse2_cvtsd2si_2): Likewise.
1308 (sse2_cvtsd2siq): Likewise.
1309 (sse2_cvtsd2siq_2): Likewise.
1310 (sse2_cvttsd2si): Likewise.
1311 (sse2_cvttsd2siq): Likewise.
1312 (*sse2_cvtpd2dq): Likewise.
1313 (*sse2_cvttpd2dq): Likewise.
1314 (sse2_pshuflw_1): Likewise.
1315 (sse2_pshufhw_1): Likewise.
1316 (sse4a_insertqi): Likewise.
1317 (sse4a_insertq): Likewise.
1318 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1319 (ssse3_phadddv4si3): Likewise.
1320 (ssse3_phaddswv8hi3): Likewise.
1321 (ssse3_phsubwv8hi3): Likewise.
1322 (ssse3_phsubdv4si3): Likewise.
1323 (ssse3_phsubswv8hi3): Likewise.
1324 (ssse3_pmaddubswv8hi3): Likewise.
1325 (ssse3_pmulhrswv8hi3): Likewise.
1326 (ssse3_pshufbv16qi3): Likewise.
1327 (ssse3_psign<mode>3): Likewise.
1328 (ssse3_palignrti): Likewise.
1329 (abs<mode>2): Likewise.
1330 (ssse3_phaddwv4hi3): Set prefix_extra.
1331 (ssse3_phadddv2si3): Likewise.
1332 (ssse3_phaddswv4hi3): Likewise.
1333 (ssse3_phsubwv4hi3): Likewise.
1334 (ssse3_phsubdv2si3): Likewise.
1335 (ssse3_phsubswv4hi3): Likewise.
1336 (ssse3_pmaddubswv4hi3): Likewise.
1337 (ssse3_pmulhrswv4hi3): Likewise.
1338 (ssse3_pshufbv8qi3): Likewise.
1339 (ssse3_psign<mode>3): Likewise.
1340 (ssse3_palignrdi): Likewise.
1341 (abs<mode>2): Likewise.
1342 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1343 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1344 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1346 2007-04-23 Nick Clifton <nickc@redhat.com>
1348 * params.def: Fix formatting of emacs local variables.
1350 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1353 move if inter-unit move isn't allowed.
1354 Don't split moving the first element of V2DI to DI to inter-unit
1355 move if inter-unit move isn't allowed.
1357 2007-04-23 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1360 and CDI_POST_DOMINATORS separately.
1362 2007-04-23 Nick Clifton <nickc@redhat.com>
1364 * c.opt (Wformat-contains-nul): Add warning attribute.
1366 2007-04-23 Jan Hubicka <jh@suse.cz>
1368 * function.c (init_function_start): Don't init line number info.
1369 (expand_function_end): Update.
1370 (reset_block_changes, record_block_change, finalize_block_changes,
1371 check_block_change, free_block_changes): Kill.
1372 * function.h (reset_block_changes, record_block_change,
1373 finalize_block_changes, check_block_change, free_block_changes): Remove
1375 (struct function): Remove ib_boundaries_block.
1376 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1377 Use curr_insn_locator to initialize locator.
1378 (emit_line_note): Remove.
1379 * cfgexpand.c (expand_gimple_cond_expr): Update.
1380 (construct_exit_block): Likewise.
1381 (tree_expand_cfg): Initialize/finalize locators.
1382 * expr.c (expand_expr_real): Update.
1383 * cfglayout.c (line_locators_locs, line_locators_lines,
1384 file_locators_locs, file_locators_files): Remove.
1385 (set_block_levels): Move to cfgexpand.c.
1386 (insn_locators_initialize): Remove.
1387 (pass_insn_locators_initialize): Remove.
1388 (locations_locators_locs, locations_locators_vals): New static vars.
1389 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1391 (insn_locators_alloc, insn_locators_finalize,
1392 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1394 (locator_location): New.
1395 (locator_line, locator_file): Rewrite.
1396 * rtl.h (emit_line_note): Kill.
1397 (insn_locators_alloc, insn_locators_finalize,
1398 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1400 * tree-inline.c (initialize_cfun): Do not initialize
1401 ib_boundaries_block.
1402 * passes.c (pass_insn_locators_initialize): Remove.
1404 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1407 * expr.c (reduce_to_bit_field_precision): Handle
1410 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1412 PR tree-optimization/24659
1413 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1414 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1415 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1416 * genopinit.c (optabs): Rename vec_pack_mod_optab
1417 to vec_pack_trunc_optab.
1418 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1419 early for scalar floating point operands for NOP_EXPR.
1420 (vectorizable_type_promotion): Ditto.
1421 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1422 vec_pack_trunc_optab.
1423 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1425 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1426 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1427 Rename from VEC_PACK_MOD_EXPR.
1428 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1429 * expr.c (expand_expr_real_1): Ditto.
1430 * tree-inline.c (estimate_num_insns_1): Ditto.
1431 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1433 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1434 (vec_unpacks_lo_v4sf): Ditto.
1435 (vec_pack_trunc_v2df): Ditto.
1436 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1437 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1438 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1440 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1442 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1444 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1445 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1446 packing of floating point operands.
1447 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1448 represent unpacking of floating point operands.
1449 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1450 [vec_unpacks_hi]: Ditto.
1451 [vec_unpacks_lo]: Ditto.
1453 2007-04-22 Jan Hubicka <jh@suse.cz>
1455 * final.c (rest_of_handle_final): Call
1456 targetm.asm_out.constructor/targetm.asm_out.destructor
1457 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1458 proper priority via decl_*_priority_insert.
1459 * c-common.c (c_expand_body): Likewise.
1461 2007-04-22 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/29789
1464 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1465 (rewrite_reciprocal): New helper split out from
1466 determine_invariantness_stmt.
1467 (rewrite_bittest): Likewise.
1468 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1469 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1472 2007-04-22 Revital Eres <eres@il.ibm.com>
1474 * loop-unroll.c (var_to_expand): New field to support also
1475 insns of the form x = something + x.
1476 (analyze_insn_to_expand_var): Use it.
1477 (expand_var_during_unrolling): Likewise.
1479 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1481 * predict.c: Include pointer-set.h.
1482 (bb_predictions): New variable.
1483 (tree_predicted_by_p, tree_predict_edge,
1484 remove_predictions_associated_with_edge): Use bb_predictions map
1485 instead of bb->predictions.
1486 (clear_bb_predictions, assert_is_empty): New functions.
1487 (combine_predictions_for_bb): Use bb_predictions map. Call
1488 clear_bb_predictions.
1489 (tree_estimate_probability): Create and free bb_predictions map.
1490 * Makefile.in (predict.o): Add pointer-set.h dependency.
1491 * basic-block.h (struct basic_block_def): Remove predictions
1493 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1495 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1498 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1501 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1503 * timevar.c (timevar_print): Change reference of --disable-checking to
1504 --enable-checking=release. Also warn if assert checking is disabled.
1506 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1509 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1510 decl as addressable if the compound literal was marked as
1512 Mark the decl as a gimple register if it is a complex or
1513 vector decl and does not live in memory.
1515 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1517 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1518 (GENERIC_NEXT): New function macro.
1519 (PHI_CHAIN): Use phi_node's new chain variable.
1520 (tree_phi_node): Change tree_common to tree_base
1521 and add the chain field.
1522 * tree-phinodes.c (make_phi_node): Don't set
1523 TREE_TYPE on the new node.
1524 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1525 instead of checking GIMPLE_TUPLE_P in chain_next.
1526 * tree-vect-transform.c
1527 (get_initial_def_for_induction): Look at
1528 PHI_RESULT_TREE for the type of the phi node.
1529 (update_vuses_to_preheader): Use PHI_CHAIN
1530 instead of TREE_CHAIN on the phi node.
1531 * tree-ssa-structalias.c (compute_points_to_sets):
1533 (ipa_pta_execute): Likewise.
1535 2007-04-21 Richard Guenther <rguenther@suse.de>
1538 * fold-const.c (fold_unary): Call fold_convert_const on the
1541 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1543 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1544 (store_killed_in_pat): New.
1546 2007-04-20 Richard Henderson <rth@redhat.com>
1549 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1550 TREE_LIST with a void_type_node value, not void_list_node exactly.
1552 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1554 * doc/standards.texi: Re-arrange into language-specific
1555 subsections. Add a C++ section, documenting which standards we
1558 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1560 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1561 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1563 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1565 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1566 ecrti.o and crtbegin.o.
1567 (LIB_DEFAULT_SPEC): Include -lc.
1568 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1570 2007-04-20 Richard Henderson <rth@redhat.com>
1573 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1574 argument; update all callers.
1575 (get_unaligned_offset): New.
1576 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1577 get_unaligned_address, just pass on the address directly.
1578 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1579 the subreg in the helper patterns.
1580 (unaligned_extendqidi_le): Use get_unaligned_offset.
1581 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1582 (unaligned_extendhidi_be): Likewise.
1583 (unaligned_extendhidi): Tidy.
1584 * config/alpha/alpha-protos.h: Update.
1586 2007-04-20 Richard Henderson <rth@redhat.com>
1588 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1589 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1590 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1591 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1592 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1593 (CPP_SPEC): Don't include %(cpp_subtarget).
1594 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1595 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1596 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1598 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1600 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1601 for __builtin_ia32_cmpordss.
1603 PR tree-optimization/31632
1604 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1605 and arg1 for optimizations of comparison against min/max values.
1606 Fold arg0 to arg1's type for optimizations of comparison against
1607 min+1 and max-1 values.
1609 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1611 * reload.c (combine_reloads): When trying to use a dying register,
1612 check whether it's uninitialized and don't use if so.
1614 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1616 * fold-const.c: Remove prototypes for native_encode_expr and
1617 native_interpret_expr.
1618 (native_encode_expr): Make non-static.
1619 (native_interpret_expr): Likewise.
1620 * tree.h: Add prototypes for the above.
1622 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1624 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1625 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1626 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1627 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1628 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1629 Add length attributes.
1631 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1633 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1636 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1637 __STDC_WANT_DEC_FP__.
1639 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1641 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1642 for long double compatibility.
1643 * configure: Regenerate.
1645 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1647 PR rtl-optimization/29841
1648 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1650 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1651 that may cause control flow transfer from being moved.
1653 2007-04-18 Jan Hubicka <jh@suse.cz>
1655 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1658 2007-04-18 Eric Christopher <echristo@apple.com>
1660 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1661 only. Update operands.
1662 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1663 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1664 link register to pic register.
1666 2007-04-18 Dirk Mueller <dmueller@suse.de>
1669 * tree-vrp.c (search_for_addr_array): New.
1670 (check_array_bounds): Suppress warning about
1671 address taken of array refs if its not de-referenced.
1673 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1675 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1676 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1678 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1679 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1680 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1682 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1684 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1686 (vect_analyze_scalar_cycles): Fix indentation.
1687 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1688 (vect_mark_relevant): Include phis in relevance analysis.
1690 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1692 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1694 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1695 output_operand_lossage().
1697 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1699 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1700 the unused code for reduction without adjust-in-epilog to simplify the
1703 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1705 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1706 (S390_TDC_NEGATIVE_ZERO): New constant.
1707 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1708 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1709 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1710 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1711 (S390_TDC_POSITIVE_INFINITY): New constant.
1712 (S390_TDC_NEGATIVE_INFINITY): New constant.
1713 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1714 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1715 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1716 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1717 (S390_TDC_INFINITY): New constant.
1718 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1719 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1720 optimization for UNSPEC_CCZ_TO_INT.
1721 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1722 ("*ccz_to_int"): New insn.
1723 ("isinf<mode>2"): New insn.
1724 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1725 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1726 (UNSPEC_CCZ_TO_INT): New constant.
1728 2007-04-18 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/19431
1731 PR tree-optimization/21463
1732 * tree-pass.h (pass_phiprop): Declare.
1733 * passes.c (init_optimization_passes): New phiprop pass.
1734 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1735 (phivn_valid_p): New helper function.
1736 (phiprop_insert_phi): Likewise.
1737 (propagate_with_phi): Likewise.
1738 (tree_ssa_phiprop): New propagator propagating loads
1739 through phi nodes if profitable.
1741 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1743 * tree-vect-analyze.c (process_use): New function.
1744 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1745 Check phis in all bbs.
1746 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1749 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1751 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1754 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1757 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1760 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1764 (sse_vmmulv4sf3): Likewise.
1765 (sse2_vmaddv2df3): Likewise.
1766 (sse2_vmmulv2df3): Likewise.
1768 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1770 PR rtl-optimization/31360
1771 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1772 (target_reg_cost): New.
1773 (init_set_costs): Initialize target_reg_cost. Add comments
1774 regarding the rationale of the costs.
1775 (global_cost_for_size): Renamed to...
1776 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1777 of register pressure.
1778 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1779 estimate_reg_pressure_cost. Add number of ivs.
1780 (determine_set_costs): Dump target_reg_cost.
1781 * loop-invariant.c (gain_for_invariant): Use
1782 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1783 (best_gain_for_invariant, find_invariants_to_move): Remove
1785 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1786 (target_reg_cost): Declare.
1787 (global_cost_for_size): Declaration removed.
1788 (estimate_reg_pressure_cost): Declare.
1790 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1792 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1793 regnos into even/odd register pairs.
1794 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1795 TDmode similar to the other floating point modes.
1796 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1797 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1799 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1800 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1801 (movdd_hardfloat64): Use TARGET_MFPGPR.
1803 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1805 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1808 2005-01-05 Richard Henderson <rth@redhat.com>
1810 * reload1.c (do_input_reload): Restrict the optimization deleteing
1811 a previous output reload to RELOAD_FOR_INPUT.
1813 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1815 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1816 induc_vec_info_type.
1817 (vectorizable_induction): New function declaration.
1818 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1819 check if already vectorized. Find first place in BB where new stmts
1820 can be inserted. Takes only one argument.
1821 (vectorizable_induction): New function.
1822 (vect_transform_stmt): Add case for induc_vec_info_type to call
1823 vectorizable_induction.
1824 (vect_transform_loop): Consider phis for vectorization.
1825 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1827 (analyze_operations): Call vectorizable_induction when analyzing phis.
1829 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1830 (vect_mark_relevant): Include phis in relevance analysis.
1831 (vect_mark_stmts_to_be_vectorize): Likewise.
1832 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1834 2007-04-16 Lawrence Crowl <crowl@google.com>
1836 * doc/invoke.texi (Debugging Options): Add documentation for the
1837 -femit-struct-debug options -femit-struct-debug-baseonly,
1838 -femit-struct-debug-reduced, and
1839 -femit-struct-debug-detailed[=...].
1841 * c-opts.c (c_common_handle_option): Add
1842 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1843 and OPT_femit_struct_debug_detailed_.
1844 * c.opt: Add specifications for
1845 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1846 and -femit-struct-debug-detailed[=...].
1847 * opts.c (set_struct_debug_option): Parse the
1848 -femit-struct-debug-... options.
1849 * opts.c (matches_main_base, main_input_basename,
1850 main_input_baselength, base_of_path, matches_main_base): Add
1851 variables and functions to compare header base name to compilation
1853 * opts.c (should_emit_struct_debug): Add to determine to emit a
1854 structure based on the option.
1855 (dump_struct_debug) Also disabled function to debug this
1857 * opts.c (handle_options): Save the base name of the
1860 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1861 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1862 This hook indicates if a type is generic. Set it by default
1864 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1865 to determine if a struct type is generic or not.
1866 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1867 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1868 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1871 * flags.h (enum debug_info_usage): Add an enumeration to describe
1872 a program's use of a structure type.
1873 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1874 to indicate the program's usage of the type. Filter structs based
1875 on the -femit-struct-debug-... specification.
1876 (gen_type_die): Split into two routines, gen_type_die and
1877 gen_type_die_with_usage. gen_type_die is now a wrapper
1878 that assumes direct usage.
1879 (gen_type_die_with_usage): Replace calls to gen_type_die
1880 with gen_type_die_with_usage adding the program usage of
1881 the referenced type.
1882 (dwarf2out_imported_module_or_decl): Suppress struct debug
1883 information using should_emit_struct_debug when appropriate.
1885 2007-04-16 Ian Lance Taylor <iant@google.com>
1887 PR tree-optimization/31522
1888 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1889 (vrp_initialize): Allocate vr_phi_edge_counts.
1890 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1891 executable edge. Drop test for all constants.
1892 (vrp_finalize): Free vrp_phi_edge_counts.
1894 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1895 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1897 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1898 predecessors at head rather than tail.
1900 2007-04-16 Matthias Klose <doko@debian.org>
1902 * config/alpha/linux.h (CPP_SPEC): Define.
1903 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1905 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1907 * function.h: Remove sequence_stack extern declaration.
1909 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1911 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1913 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1916 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1918 * config/avr/avr.c (avr_arch_types): Rearranging array.
1919 (enum avr_arch): Add.
1920 (avr_mcu_types): Use avr_arch enumeration constants instead of
1922 * config/avr/avr.h (LINK_SPEC): Simplify.
1924 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1926 * config/m68k/m68k.c (m68k_libcall_value,
1927 m68k_function_value): Use macros for register names more.
1929 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1931 (M68K_REGNAME): Use A6_REG.
1932 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1934 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1937 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1938 'pending_read_list_length' and 'pending_write_list_length'. Update
1940 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1941 to handle two length counters instead of one. Update all uses.
1942 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1943 two length counters instead of one.
1944 * sched-rgn.c (propagate_deps): Update to handle two length counters
1947 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1951 copy of source, pass it to ix86_expand_vector_set and return
1954 2007-04-16 David Ung <davidu@mips.com>
1955 Joseph Myers <joseph@codesourcery.com>
1957 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1958 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1959 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1960 Add 74K processor information.
1961 * config/mips/mips.md: Include 74k.md.
1962 (cpu): Add 74kc,74kf,74kx.
1963 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1964 * config/mips/74k.md: New.
1965 * doc/invoke.texi (MIPS Options): Document 74K support.
1967 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1969 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1970 vectorizable_* functions.
1971 * tree-vect-transform.c (vectorizable_call): Add check for
1972 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1973 (vectorizable_store): likewise.
1974 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1976 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1977 (vectorizable_type_promotion, vectorizable_load): Likewise.
1978 (vectorizable_live_operation, vectorizable_condition): Likewise.
1979 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1981 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1985 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1986 register numbers more.
1987 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1988 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1989 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1990 FUNCTION_VALUE_REGNO_P): Likewise.
1991 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1992 STATIC_CHAIN_REGNUM): Likewise.
1993 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1994 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1995 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1996 * config/m68k/m68k.md (FP_REG): New.
1998 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2000 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2003 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2005 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2006 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2009 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2011 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2014 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2017 * c-decl.c (finish_decl): Grab the type of the decl after the call
2018 to store_init_value.
2020 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2022 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2024 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2027 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2028 post dominators and cleanup cfg before returning.
2030 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2032 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2033 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2035 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2037 * config.gcc: Recognize fido.
2038 * config/m68k/m68k-devices.def (fidoa): New.
2039 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2041 (FL_FIDOA, TARGET_FIDOA): New.
2042 * config/m68k/m68k.opt (mfidoa): New.
2044 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2047 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2048 when a personality function is used.
2050 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2052 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2054 2007-04-13 Mike Stump <mrs@apple.com>
2056 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2058 * config/darwin.opt (fapple-kext): Make C++ only.
2059 * config/darwin.c (darwin_override_options): Remove code to ensure
2060 -fapple-kext is given for C++ only.
2062 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2064 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2065 * config/mips/mips.c (override_options): Call
2066 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2068 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2070 * config/i386/i386.opt (msvr3-shlib): Removed.
2072 * doc/invoke.texi: Remove -msvr3-shlib.
2074 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2077 with "popcnt" instruction.
2079 2007-04-13 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/21258
2082 * tree-vrp.c (compare_case_labels): New helper.
2083 (find_switch_asserts): New function.
2084 (find_assert_locations): Call it for SWITCH_EXPRs.
2086 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2089 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2090 check is now implied in X87_FLOAT_MODE_P.
2091 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2092 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2093 (fix_trunc<mode>_i386_fisttp): Ditto.
2094 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2095 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2096 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2097 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2098 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2099 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2100 (unnamed_splitters): Ditto.
2101 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2102 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2103 FIRST_SSE_REG for local functions when SSE math is enabled or
2104 for functions with sseregparm attribute.
2105 (standard_80387_constant_p): Return -1 if mode is not
2107 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2108 (ix86_expand_compare): Ditto.
2109 (ix86_expand_carry_flag_compare): Ditto.
2110 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2111 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2112 DECIMAL_FLOAT_MODE_P.
2113 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2114 of SCALAR_FLOAT_MODE_P.
2115 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2116 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2117 checks before FLOAT_MODE_P.
2118 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2119 before FLOAT_MODE_P.
2124 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2126 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2127 Charles Wilson <libtool@cwilson.fastmail.fm>
2129 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2130 (libgcc.mvars): Don't depend on them.
2131 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2132 * exec-tool.in: New.
2134 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2136 * doc/invoke.text (--help): Document --help=common.
2138 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2140 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2142 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2144 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2145 * genemit.c (main): Emit #include "integrate.h".
2146 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2147 (LOADGP_RTP): New mips_loadgp_style.
2148 * config/mips/mips.h: Include config/vxworks-dummy.h.
2149 (TARGET_RTP_PIC): New macro.
2150 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2151 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2152 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2154 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2155 -mvxworks-pic when using -mrtp and a PIC option.
2156 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2158 (mips_symbolic_constant_p, mips_symbolic_address_p)
2159 (mips_symbol_insns): Handle SYMBOL_HALF.
2160 (override_options): Warn about -G and -mrtp being used together.
2161 Initialize mips_lo_relocs[SYMBOL_HALF].
2162 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2163 (mips_emit_loadgp): Handle LOADGP_RTP.
2164 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2165 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2166 (tablejump): Handle function-relative case table entries if
2168 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2172 * config/mips/mips.md (load_call<mode>): Allow any general register.
2174 (sibcall_value_internal, sibcall_value_multiple_internal)
2175 (call_value_internal, call_value_split, call_value_multiple_internal)
2176 (call_value_multiple_split): Remove constraints from operand 0.
2178 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2180 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2181 rather than loadgp_noshared.
2182 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2183 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2185 * config/mips/mips.md (loadgp): Rename to...
2186 (loadgp_newabi): ...this.
2187 (loadgp_noshared): Rename to...
2188 (loadgp_absolute): ...this.
2190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2192 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2193 false for locally-binding symbols.
2194 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2196 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2198 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2199 (SYMBOL_GOT_PAGE_OFST): ...this.
2200 (SYMBOL_GOT_GLOBAL): Rename to...
2201 (SYMBOL_GOT_DISP): ...this.
2202 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2203 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2204 * config/mips/mips.c (mips_global_symbol_p): New function.
2205 (mips_symbol_binds_local_p): Likewise.
2206 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2207 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2208 and mips_symbol_binds_local_p.
2209 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2210 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2211 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2213 (mips_ok_for_lazy_binding_p): New function.
2214 (mips_load_call_address, mips_expand_call): Use it.
2215 (mips_dangerous_for_la25_p): Likewise.
2216 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2217 (*got_disp<mode>): Use got_disp_operand instead of
2218 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2219 SYMBOL_GOTOFF_GLOBAL.
2220 (*got_page<mode>): Use got_page_ofst_operand instead of
2222 * config/mips/predicates.md (const_call_insn_operand): Use
2223 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2224 (global_got_operand): Rename to...
2225 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2227 (local_got_operand): Rename to...
2228 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2229 of SYMBOL_GOT_LOCAL.
2231 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2233 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2234 TARGET_CALL_CLOBBERED_GP.
2235 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2236 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2237 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2238 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2239 of TARGET_ABICALLS && !TARGET_NEWABI.
2240 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2241 * config/mips/mips.c (mips_load_call_address): Check
2242 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2243 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2244 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2245 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2246 TARGET_ABICALLS && TARGET_NEWABI.
2247 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2249 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2250 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2251 TARGET_ABICALLS && TARGET_NEWABI.
2252 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2253 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2254 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2255 whether indirect calls must use $25.
2256 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2258 * config/mips/mips.md (jal_macro): Check flag_pic and
2259 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2260 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2261 instead of TARGET_ABICALLS.
2262 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2263 TARGET_ABICALLS && TARGET_OLDABI.
2264 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2265 (sibcall): In the comment above the define_insn, mention
2266 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2267 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2268 instead of TARGET_ABICALLS.
2270 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2272 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2273 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2274 (MACFLAGS_MATCH_P): New macro.
2275 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2276 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2277 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2278 the other MACFLAG constants.
2279 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2280 (flag_machi): Tighten constraints. Renumber some of the operands.
2281 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2283 (flag_machi_parts_acconly): New pattern.
2284 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2286 (flag_macinit1hi): Tighten constraints.
2287 (flag_mul_macv2hi_parts_acconly): New pattern.
2289 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2290 Use a more efficient implementation.
2291 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2292 inline sequences when not optimizing for size.
2294 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2295 movhi_high2low): Delete, merge functionality into...
2296 (packv2hi): ... this pattern.
2298 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2299 * config/bfin/bfin.opt (msim): New option.
2300 (mcpu=): New option.
2301 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2302 (bfin_cpu_t): Typedef of enum bfin_cpu.
2303 (bfin_cpu_type): New declaration.
2304 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2305 -msim and -mcpu= options.
2306 (LIB_SPEC): Likewise.
2307 * config/bfin/bfin.c (bfin_cpu_type): Define.
2308 (bfin_handle_option): Handle -mcpu= option.
2309 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2310 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2311 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2313 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2315 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2316 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2317 (powerpc-wrs-vxworksae): Use ${tm_file}.
2318 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2319 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2320 * config/i386/vx-common.h: New file.
2322 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2324 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2327 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2329 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2332 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2336 * c-common.c (c_build_qualified_type): Set canonical type
2339 2007-04-12 Richard Guenther <rguenther@suse.de>
2341 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2342 lower bound and element size if lower bound is not zero
2343 or either of the ARRAY_REF operands is set.
2345 2007-04-12 Richard Guenther <rguenther@suse.de>
2347 PR tree-optimization/24689
2348 PR tree-optimization/31307
2349 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2351 * gimplify.c (canonicalize_addr_expr): To be consistent with
2352 gimplify_compound_lval only set operands two and three of
2353 ARRAY_REFs if they are not gimple_min_invariant. This makes
2354 it never at this place.
2355 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2357 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2359 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2360 null before emitting a .nsubspa directive.
2362 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2364 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2365 need_to_partition_p if there are no memory statements in the
2368 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2370 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2371 (gcd_of_steps_may_divide_p): New function.
2372 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2374 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2376 * reload.c (find_reloads_toplev, find_reloads_address,
2377 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2378 not a pointer equality test, to decide if we need to call
2379 push_reg_equiv_alt_mem.
2381 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2383 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2384 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2385 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2387 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2389 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2390 vector to be positive.
2392 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2396 * doc/invoke.texi: Document --params max-aliased-vops and
2398 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2399 debug_memory_partitions): Move to tree-flow.h
2400 * params.h (AVG_ALIASED_VOPS): Define.
2401 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2403 (mp_info_t): Likewise.
2404 (get_mem_sym_stats_for): New.
2405 (set_memory_partition): Move from tree-flow-inline.h.
2406 (mark_non_addressable): Only clear the set of symbols for the
2407 partition if it exists.
2408 (dump_memory_partitions): Move from tree-ssa-operands.c
2409 (debug_memory_partitions): Likewise.
2410 (need_to_partition_p): New.
2411 (dump_mem_ref_stats): New.
2412 (debug_mem_ref_stats): New.
2413 (dump_mem_sym_stats): New.
2414 (debug_mem_sym_stats): New.
2415 (update_mem_sym_stats_from_stmt): New.
2416 (compare_mp_info_entries): New.
2417 (mp_info_cmp): Call it.
2418 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2420 (get_mpt_for): Move from tree-ssa-operands.c.
2421 (find_partition_for): New.
2422 (create_partition_for): Remove.
2423 (estimate_vop_reduction): New.
2424 (update_reference_counts): New.
2425 (build_mp_info): New.
2426 (compute_memory_partitions): Refactor.
2427 Document new heuristic.
2428 Call build_mp_info, update_reference_counts,
2429 find_partition_for and estimate_vop_reduction.
2430 (compute_may_aliases): Populate virtual operands before
2431 calling debugging dumps.
2432 (delete_mem_sym_stats): New.
2433 (delete_mem_ref_stats): New.
2434 (init_mem_ref_stats): New.
2435 (init_alias_info): Call it.
2436 (maybe_create_global_var): Remove alias_info argument.
2437 Get number of call sites and number of pure/const call sites
2438 from gimple_mem_ref_stats().
2439 (dump_alias_info): Call dump_memory_partitions first.
2440 (dump_points_to_info_for): Show how many times a pointer has
2442 * opts.c (decode_options): For -O2 set --param
2443 max-aliased-vops to 500.
2444 For -O3 set --param max-aliased-vops to 1000 and --param
2445 avg-aliased-vops to 3.
2446 * fortran/options.c (gfc_init_options): Remove assignment to
2448 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2449 * tree-dfa.c (dump_variable): Dump memory reference
2451 Dump NO_ALIAS* settings.
2452 (referenced_var_lookup): Tidy.
2453 (mem_sym_stats): New.
2454 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2455 and ORIG are different SSA names for a memory partition.
2456 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2457 * tree-flow.h (struct mem_sym_stats_d): Define.
2458 (mem_sym_stats_t): Define.
2459 (struct mem_ref_stats_d): Define.
2460 (struct gimple_df): Add field mem_ref_stats.
2461 (enum noalias_state): Define.
2462 (struct var_ann_d): Add bitfield noalias_state.
2463 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2464 debug_mem_ref_stats, debug_memory_partitions,
2465 debug_mem_sym_stats): Declare.
2466 * tree-ssa-structalias.c (update_alias_info): Update call
2467 sites, pure/const call sites and asm sites in structure
2468 returned by gimple_mem_ref_stats.
2469 Remove local variable IS_POTENTIAL_DEREF.
2470 Increase NUM_DEREFS if the memory expression is a potential
2472 Call update_mem_sym_stats_from_stmt.
2473 If the memory references memory, call
2474 update_mem_sym_stats_from_stmt for all the direct memory
2475 symbol references found.
2476 (intra_create_variable_infos): Set noalias_state field for
2477 pointer arguments according to the value of
2478 flag_argument_noalias.
2479 * tree-ssa-structalias.h (struct alias_info): Remove fields
2480 num_calls_found and num_pure_const_calls_found.
2481 (update_mem_sym_stats_from_stmt): Declare.
2482 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2483 Set default value to 100.
2484 (PARAM_AVG_ALIASED_VOPS): Define.
2486 2007-04-11 Richard Guenther <rguenther@suse.de>
2489 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2490 a * -b + c as c - a * b if we honor sign dependent rounding.
2492 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2494 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2496 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2497 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2499 (initialize_trampoline): Don't use old-style function definition.
2500 (bfin_secondary_reload): Mark IN_P argument as unused.
2502 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2504 PR tree-optimization/31343
2505 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2506 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2507 * testsuite/gcc.dg/vect/pr31343.c: New.
2509 2007-04-10 Eric Christopher <echristo@apple.com>
2511 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2512 * config/i386/i386.md (*cmpfp0): Use.
2513 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2514 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2515 (fix_trunc<mode>_i386_fisttp): Ditto.
2516 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2517 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2518 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2519 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2520 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2521 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2522 (unnamed_splitters): Ditto.
2523 * config/i386/i386.c (output_fix_trunc): Assert that
2524 we're not being passed a TFmode operand.
2526 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2528 PR tree-optimization/31526
2529 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2530 n_basic_blocks to find newly added blocks.
2532 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2534 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2536 (fix_trunc<mode>si_sse): Ditto.
2537 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2538 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2539 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2540 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2541 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2542 expander using SSEMODEF mode macro.
2543 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2544 expander using SSEMODEF mode macro.
2545 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2546 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2547 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2548 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2549 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2550 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2551 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2552 Macroize insn using X87MODEF mode macro.
2554 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2556 * config/i386/sse.md (sse2_pinsrw): Removed.
2557 (sse2_pextrw): Renamed to ...
2558 (*sse2_pextrw): This.
2560 2007-04-09 Jan Hubicka <jh@suse.cz>
2563 * config/i386/sse.md
2564 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2565 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2566 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2567 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2569 2007-04-09 Jan Hubicka <jh@suse.cz>
2571 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2572 multiple fields of union.
2574 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2576 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2577 (create_preheaders): Check that loops are available.
2578 (fix_loop_structure): Clean up, improve comments.
2579 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2580 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2582 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2583 * predict.c (tree_estimate_probability): Do not call
2584 calculate_dominance_info. Call create_preheaders.
2585 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2586 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2588 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2589 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2590 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2591 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2594 2007-04-08 Jan Hubicka <jh@suse.cz>
2596 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2597 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2598 * fold-const.c (fold_unary): Use it.
2600 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2602 * varasm.c (assemble_variable): Remove call to
2603 lang_hooks.decls.prepare_assemble_variable.
2604 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2605 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2606 * langhooks.h (lang_hooks_for_decls): Remove
2607 prepare_assemble_variable.
2609 2007-04-08 Mike Stump <mrs@apple.com>
2611 * config/i386/i386.c: Use inc/dec on Core2.
2613 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2615 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2616 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2617 lhd_tree_inlining_end_inlining): Remove.
2618 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2619 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2621 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2622 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2623 lhd_tree_inlining_end_inlining): Remove prototypes.
2624 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2625 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2626 LANG_HOOKS_TREE_INLINING_START_INLINING,
2627 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2629 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2632 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2635 * config/avr/predicates.md (io_address_operand): Delete predicate.
2636 (low_io_address_operand): Don't use 'mode' argument.
2637 (higth_io_address_operand): Rename ...
2638 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2639 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2642 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2644 Revert change removing staticp.
2646 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2649 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2652 2007-04-07 Bruce Korb <bkorb@gnu.org>
2654 * c.opt: Add -Wformat-contains-nul.
2655 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2657 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2658 the NUL byte warning.
2660 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2662 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2664 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2666 * tree.c (staticp): No longer use staticp langhook.
2667 * langhooks.c (lhd_staticp): Removed.
2668 * langhooks.h (struct lang_hooks): Remove staticp.
2669 * c-common.c (c_staticp): Remove.
2670 * c-common.h (c_staticp): Ditto.
2671 * langhooks-defs.h (lhd_staticp): Ditto.
2672 (LHD_HOOKS_STATICP): Ditto
2673 * tree.h (gcc_assert_lowered): New macro.
2675 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2677 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2678 argument "reliable".
2679 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2680 Add argument "reliable". Propagate it through calls.
2681 (infer_loop_bounds_from_undefined): Derive number of iterations
2682 estimates from references in blocks that do not dominate loop latch.
2683 (gcov_type_to_double_int): New function.
2684 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2685 and expected_loop_iterations_unbounded.
2686 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2687 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2688 * tree-data-ref.c (estimated_loop_iterations): Export.
2689 (get_references_in_stmt): Fix -- do not return addresses of local
2691 * cfgloop.h (expected_loop_iterations_unbounded,
2692 estimated_loop_iterations): Declare.
2694 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2696 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2698 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2701 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2702 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2703 Use output_387_reg_move().
2704 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2705 expander using X87MODEF12 mode macro.
2706 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2707 choosing register preferences. Use output_387_reg_move().
2708 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2709 instead of "x". Use output_387_reg_move().
2710 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2711 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2712 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2713 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2714 Use output_387_reg_move().
2715 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2717 (*truncxf?f_i387 splitter): Ditto.
2719 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2721 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2722 LANG_HOOKS_SAFE_FROM_P.
2723 * expr.c (safe_from_p): Remove langhook call.
2724 * langhooks.h (lang_hooks): Remove safe_from_p.
2725 (lhd_safe_from_p): Remove prototype.
2726 * langhooks.c (lhd_safe_from_p): Remove.
2728 2007-04-06 Jan Hubicka <jh@suse.cz>
2730 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2733 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2736 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2737 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2738 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2740 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2741 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2743 2007-04-05 Richard Henderson <rth@redhat.com>
2745 * config/alpha/alpha.c (print_operand) [+]: Remove.
2746 (alpha_end_function): Print nop if call at end of function.
2747 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2748 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2749 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2750 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2751 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2752 the call pattern. Update peepholes to match.
2754 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2756 * doc/extend.texi (Other Builtins): Add decimal float variants
2758 * builtins.def: Ditto.
2759 * builtins.c (expand_builtin): Ditto.
2761 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2762 H.J. Lu <hongjiu.lu@intel.com>
2765 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2766 of V8HImode when calling ix86_binary_operator_ok.
2767 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2768 (sdot_prodv8hi): Operands 1 and 2 must be register.
2770 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2772 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2773 initialize align to silence bogus warning.
2775 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2778 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2780 (struct sra_walk_fns): Remove use_all parameter from use.
2781 (sra_hash_tree): Handle BIT_FIELD_REFs.
2782 (sra_elt_hash): Don't hash bitfld blocks.
2783 (sra_elt_eq): Skip them in parent compares as well. Handle
2785 (sra_walk_expr): Don't maintain or pass down use_all_p.
2786 (scan_use): Remove use_all parameter.
2787 (scalarize_use): Likewise. Re-expand assignment to
2788 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2789 output, and re-scalarize after output. Don't mark anything
2791 (scalarize_ldst): Adjust.
2792 (scalarize_walk_gimple_modify_statement): Likewise.
2793 (build_element_name_1): Handle BIT_FIELD_REFs.
2794 (instantiate_element): Don't warn for any element whose parent
2796 (instantiate_missing_elements_1): Return the sra_elt.
2797 (canon_type_for_field): New.
2798 (try_instantiate_multiple_fields): New.
2799 (instantiate_missing_elemnts): Use them.
2800 (mark_no_warning): Removed.
2801 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2802 (REPLDUP, sra_build_elt_assignment): New.
2803 (generate_copy_inout): Use them.
2804 (generate_element_copy): Likewise. Handle bitfld differences.
2805 (generate_element_zero): Don't recurse for blocks. Use
2806 sra_build_elt_assignment.
2807 (generate_one_element_int): Take elt instead of var. Use
2808 sra_build_elt_assignment.
2809 (generate_element_init_1): Adjust.
2810 (scalarize_use, scalarize_copy): Use REPLDUP.
2811 (scalarize_ldst): Move assert before dereference.
2812 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2814 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2816 * regmove.c: Fix unused variable warnings due to previous commit.
2818 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2820 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2821 (regmove_bb_head): Remove.
2822 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2823 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2824 problems with fixup_match_1.
2825 Don't initialize/free regmove_bb_head.
2827 (reg_is_remote_constant_p): If an insn is in the same basic block
2828 but not before INSN, consider it remote, too.
2830 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2833 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2834 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2836 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2838 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2839 (CONDITIONAL_REGISTER_USAGE): Likewise.
2841 2007-04-04 Richard Henderson <rth@redhat.com>
2843 * config/alpha/lib1funcs.asm: Remove unused file.
2845 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2848 * opts.c (print_specific_help): Fix --help=<language>
2850 (common_handle_option): Support --help=common.
2852 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2855 * gcc.c (main): Do not run the linker if
2856 print_subprocess_help indicates that it shouldn't be
2859 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2862 * doc/invoke.texi (--help=): Document <languages> value, fix
2863 formatting in tables of values.
2865 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2867 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2868 dllimport attribute of virtual methods.
2870 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2872 * config/score/crti.asm: Change _bss_start to __bss_start.
2873 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2874 (OUTGOING_REG_PARM_STACK_SPACE) update.
2875 * config/score/score.opt: add options to make backend support
2876 score5, score5u, score7 and score7d.
2877 * config/score/score.md: Likewise.
2878 * config/score/misc.md: Likewise.
2879 * config/score/mac.md: Likewise.
2880 * doc/invoke.texi: Likewise.
2881 * doc/md.texi: update constraints define.
2883 2007-04-03 Richard Henderson <rth@redhat.com>
2885 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2886 an appropriate type, use the mode instead.
2888 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2890 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2891 Set the default --with-arch setting to mips2.
2892 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2893 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2894 (MULTILIB_OSDIRNAMES): Delete.
2895 (MULTILIB_DIRNAMES): Define.
2896 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2897 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2898 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2899 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2900 VXWORKS_OS_CPP_BUILTINS.
2901 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2902 (MIPS_DEBUGGING_INFO): Undefine.
2903 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2905 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2908 * fold-const.c (native_encode_real): Encode real.c provided longs
2909 as a series of 32-bit native integers.
2910 (native_interpret_real): Interpret buffer as a series of 32-bit
2913 2007-04-03 Richard Guenther <rguenther@suse.de>
2915 * genpreds.c (write_insn_constraint_len): Write function
2916 optimized for CONSTRAINT_LEN implementation.
2917 (write_tm_preds_h): Output insn_constraint_len inline and
2918 use it for CONSTRAINT_LEN.
2919 (write_insn_preds_c): Don't output insn_constraint_len.
2920 * doc/md.texi (define_register_constraint): Document multi-letter
2921 constraints shall have the same length if they start with the same
2924 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md (isinf<mode>2): Expand only when
2928 TARGET_C99_FUNCTIONS is set.
2930 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2932 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2933 (x86_64-*-linux*): Ditto.
2934 * config/i386/i386.opt (mpc): New option.
2935 * config/i386/i386.c (overrride_options): Handle
2936 ix87_precision_string.
2937 * config/i386/crtprec.c: New file.
2938 * config/i386/t-crtpc: Ditto.
2939 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2941 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2942 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2943 crtprec32.o, crtprec64.o and crtprec80.o.
2945 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2947 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2949 2007-04-02 Eric Christopher <echristo@apple.com>
2951 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2952 limitations on darwin.
2954 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2957 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2959 2007-04-02 Dave Korn <dave.korn@artimi.com>
2961 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2963 2007-04-02 Dave Korn <dave.korn@artimi.com>
2965 * libgcc2.h (exception_descriptor): Don't forward-declare.
2966 (__get_eh_table_language, __get_eh_table_version): Delete
2967 prototypes of long-dead functions.
2969 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2971 * ebitmap.h: New file
2972 * ebitmap.c: New file
2973 * Makefile.in (ebitmap.o): New target.
2975 2007-04-01 Jan Hubicka <jh@suse.cz>
2977 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2978 before very first instruction.
2980 2007-04-01 Jan Hubicka <jh@suse.cz>
2982 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2983 waring on 64bit hosts.
2984 * bitmap.h: Fix typo in bitmap_head_def.
2986 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2988 PR rtl-optimization/31391
2989 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2990 into a DELETED_LABEL note, and the label is in an empty basic
2991 block, update BB_END as well as BB_HEAD.
2993 2007-04-01 Richard Henderson <rth@redhat.com>
2995 PR tree-optimization/31169
2996 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2997 to varying if the range is outside [0, prec-1].
2999 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3002 * config/mips/mips.md (load_const_gp): New insn.
3003 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3004 the MIPS16 GP pseudo register if no_new_pseudos.
3005 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3007 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3010 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3012 (call_value): Likewise.
3014 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3015 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3018 * doc/invoke.texi: (optimization options): Reword description
3019 of -ffast-math. Document its primary purpose.
3021 2007-03-31 Richard Guenther <rguenther@suse.de>
3023 * omp-low.c (splay-tree.h): Include.
3024 (lookup_decl): Replace splay-tree usage by pointer-map.
3025 (maybe_lookup_decl): Likewise.
3026 (new_omp_context): Likewise.
3027 (delete_omp_context): Likewise.
3028 * gimplify.c (splay-tree.h): Include.
3029 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3031 (remap_ssa_name): Likewise.
3032 (remap_decl): Likewise.
3033 (remap_type_1): Likewise.
3034 (remap_type): Likewise.
3035 (copy_body_r): Likewise.
3036 (expand_call_inline): Likewise.
3037 (clone_body): Likewise.
3038 (copy_tree_r): Likewise.
3039 (remap_save_expr): Likewise.
3040 (unsave_r): Likewise.
3041 (unsave_expr_now): Likewise.
3042 (tree_function_versioning): Likewise.
3043 (build_duplicate_type): Likewise.
3044 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3045 (struct copy_body_data): Replace splay-tree by pointer-map.
3046 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3047 not $(SPLAY_TREE_H).
3048 (gimplify.o): Depend on $(SPLAY_TREE_H).
3049 (omp-low.p): Likewise.
3051 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3053 * config/avr/predicates.md (even_register_operand,
3054 odd_register_operand): New predicates.
3055 * config/avr/avr.md (movw peephole2): New.
3056 (movw_r peephole2): New.
3058 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3060 * tree.h (get_signed_or_unsigned_type): New.
3061 * fold-const.c (operand_equal_for_comparison_p): Use
3062 get_signed_or_unsigned_type instead of
3063 lang_hooks.types.signed_or_unsigned_type.
3064 * expr.c (store_expr): Ditto.
3065 * langhooks.c (get_signed_or_unsigned_type): New.
3066 (lhd_signed_or_unsigned_type): New.
3067 * langhooks.h (lhd_signed_or_unsigned_type): New.
3068 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3070 2007-03-30 Richard Henderson <rth@redhat.com>
3072 * tree-ssa-loop-ivopts.c: Include target.h.
3073 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3074 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3075 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3076 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3078 2007-03-30 Richard Henderson <rth@redhat.com>
3079 Kai Tietz <kai.tietz@onevision.com>
3081 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3083 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3084 (TARGET_64BIT_MS_ABI): New.
3085 (DBX_REGISTER_NUMBER): Handle 64-bit.
3086 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3087 (LONG_TYPE_SIZE): Force to 32.
3088 (REG_PARM_STACK_SPACE): New.
3089 (OUTGOING_REG_PARM_STACK_SPACE): New.
3090 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3091 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3092 (STACK_BOUNDARY): Use 128 for 64-bit.
3093 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3094 Add 64-bit implementation.
3095 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3097 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3098 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3099 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3100 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3101 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3102 TARGET_64BIT_MS_ABI.
3103 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3104 (ix86_pass_by_reference): Likewise.
3105 (ix86_function_value_regno_p): Likewise.
3106 (ix86_build_builtin_va_list): Likewise.
3107 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3108 (function_arg_advance_ms_64): New.
3109 (function_arg_advance): Call it.
3110 (function_arg_ms_64): New.
3111 (function_arg): Call it.
3112 (function_value_ms_64): New.
3113 (ix86_function_value_1): Call it.
3114 (return_in_memory_ms_64): New.
3115 (ix86_return_in_memory): Call it.
3116 (setup_incoming_varargs_ms_64): New.
3117 (ix86_setup_incoming_varargs): Call it.
3118 (ix86_expand_prologue): Handle 64-bit stack probing.
3119 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3120 (output_pic_addr_const): Likewise.
3121 (x86_this_parameter): Likewise.
3122 (x86_output_mi_thunk): Likewise.
3123 (x86_function_profiler): Likewise.
3124 (TARGET_STRICT_ARGUMENT_NAMING): New.
3125 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3126 (TARGET_64BIT_MS_ABI): New.
3127 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3128 * config/i386/i386.md (allocate_stack_worker): Remove.
3129 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3130 describe the clobber of eax without a match_scratch.
3131 (allocate_stack_worker_postreload): Remove.
3132 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3133 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3134 (allocate_stack_worker_rex64_postreload): Remove.
3135 (allocate_stack): Handle 64-bit.
3136 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3137 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3138 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3139 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3140 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3141 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3142 * config.build (x86_64-*-mingw*): New host.
3143 * config.host (x86_64-*-mingw*): New host.
3144 * config.gcc (x86_64-*-mingw*): New target.
3145 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3147 2007-03-30 Richard Henderson <rth@redhat.com>
3148 Kai Tietz <kai.tietz@onevision.com>
3150 * c-pragma.c (struct def_pragma_macro_value): New.
3151 (struct def_pragma_macro): New.
3152 (pushed_macro_table): New.
3153 (dpm_hash, dpm_eq): New.
3154 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3155 (init_pragma): Install them.
3156 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3158 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3160 * config/avr/avr.c (avr_override_options): Clear
3161 'flag_delete_null_pointer_checks'.
3163 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3166 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3167 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3168 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3169 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3170 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3171 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3172 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3174 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3176 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3178 * regmove.c: Move all of pass_stack_adjustments from here...
3179 * combine-stack-adj.c: ...to this new file.
3180 * Makefile.in: Add rules for combine-stack-adj.o.
3182 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3184 PR tree-optimization/31383
3185 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3186 to have the same length.
3188 2007-03-30 Jan Hubicka <jh@suse.cz>
3191 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3192 availablility; add more sanity checking; ask varpool only about
3195 2007-03-29 Richard Henderson <rth@redhat.com>
3197 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3198 to decide, but __SIZEOF_LONG_LONG__.
3200 2007-03-29 Richard Henderson <rth@redhat.com>
3202 * emutls.c (struct __emutls_array): New.
3203 (emutls_destroy): Use it instead of casting element 0 from void*.
3204 (__emutls_get_address): Likewise.
3206 2007-03-29 Richard Henderson <rth@redhat.com>
3208 * varasm.c (initializer_constant_valid_p): Don't deny
3209 DECL_DLLIMPORT_P on functions.
3211 * config/i386/cygming.h: Remove function declarations.
3212 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3213 (ASM_OUTPUT_LABELREF): Remove.
3214 (COMMON_ASM_OP): Remove.
3215 (ASM_OUTPUT_COMMON): Remove.
3216 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3217 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3218 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3219 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3220 Rename from TARGET_ENCODE_SECTION_INFO.
3221 * config/i386/netware.h: Likewise.
3222 * config/i386/i386-protos.h: Update.
3223 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3224 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3225 (legitimate_constant_p): Reject dllimports.
3226 (dllimport_map, get_dllimport_decl): New.
3227 (legitimize_dllimport_symbol): New.
3228 (legitimize_address, ix86_expand_move): Use it.
3229 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3230 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3231 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3232 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3233 * config/i386/predicates.md (constant_call_address_operand): Only
3234 accept symbols; reject dllimport_p symbols.
3235 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3236 i386_pe_maybe_record_exported_symbol.
3237 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3238 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3239 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3240 trust the setting of DECL_DLLIMPORT_P.
3241 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3242 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3243 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3244 tidy the argument scanning loop.
3245 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3246 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3247 (i386_pe_strip_name_encoding): Remove.
3248 (i386_pe_binds_local_p): New.
3249 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3250 (i386_pe_output_labelref): Remove.
3251 (i386_pe_asm_output_aligned_decl_common): New.
3252 (i386_pe_maybe_record_exported_symbol): Rename from
3253 i386_pe_record_exported_symbol; check for dllexported symbols.
3255 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3257 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3258 add comment explaining why vsnprintf cannot be used.
3260 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3262 PR tree-optimization/30666
3263 * tree.c (build_complex_type): When creating type names for DWARF2
3264 debug info, create TYPE_DECLs for TYPE_NAME instead of
3266 (build_common_tree_nodes_2): Use build_complex_type when building
3267 predefined complex types, to preserve canonical types.
3269 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3271 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3272 (noce_get_alt_condition): Look at it to determine whether to
3273 reverse the condition or not.
3274 (noce_get_condition): Substitute the truth for lies.
3275 (noce_find_if_block): Set the then_else_reversed field.
3277 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3279 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3280 destination of this insn.
3281 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3282 than calling gen_rtx_SET directly. Use r0 to hold the value of
3283 'address + 4' rather than a stack based temporary which can be
3286 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3288 * config/s390/s390.c (s390_secondary_input_reload_class,
3289 s390_secondary_output_reload_class): Functions removed.
3290 (s390_secondary_reload): New function.
3291 (TARGET_SECONDARY_RELOAD): Target macro defined.
3292 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3293 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3294 * config/s390/s390.md ("reload_outti", "reload_outdi",
3295 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3296 "reload_out<mode>"): Expanders removed.
3297 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3298 "reload<mode>_nonoffmem_out"): Expanders added.
3300 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3302 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3303 SRC->DEST replacement failed anyway.
3305 2007-03-28 Mike Stump <mrs@apple.com>
3307 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3308 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3309 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3311 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3313 * config.gcc: Accept barcelona as a variant of amdfam10.
3314 * config/i386/i386.c (override_options): Likewise.
3315 * doc/invoke.texi: Likewise.
3317 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3319 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3320 offsets for BIT_FIELD_REF and COMPONENT_REF.
3322 2007-03-28 Richard Guenther <rguenther@suse.de>
3324 * tree.c (is_global_var): Move ...
3325 * tree-flow-inline.h (is_global_var): ... here.
3326 * tree.h (is_global_var): Remove declaration.
3328 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3330 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3332 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3333 * config/i386/i386.c (ix86_tune_features): Initialize new
3335 * config/i386/predicates.md (promotable_binary_operator): Use
3336 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3338 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3341 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3343 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3345 * config/fr30/fr30.md (movsi_internal): Change destination
3346 constraint from m to V and add m to the end.
3348 2007-03-28 Christian Bruel <christian.bruel@st.com>
3350 * config/sh/sh.md (movsi_i): Fix type attribute.
3352 2007-03-28 Christian Bruel <christian.bruel@st.com>
3354 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3355 (movsf_ie): Likewise.
3357 2007-03-28 Christian Bruel <christian.bruel@st.com>
3359 * config.gcc: Add sh4-300 to multilib.
3360 * config/sh/t-mlib-sh4-300: New file.
3362 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3364 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3365 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3367 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3368 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3369 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3370 "fixuns_trunctddi2"): Whitespace fix.
3372 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3374 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3375 the definition of struct sh_args.
3376 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3377 CALL_COOKIE_INT_REG_GET): Likewise.
3379 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3381 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3382 transformations are applied successfully.
3384 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3386 * tree.c (tree_contains_struct): Permit 512 tree codes.
3387 * tree.h (tree_contains_struct): Ditto.
3388 (MAX_TREE_CODES): Ditto.
3389 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3390 SPARE member to store remaining padding bits.
3392 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3394 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3397 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3399 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3400 * configure: Regenerate.
3402 * configure: Regenerate using the correct version of autoconf.
3404 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3406 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3408 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3409 regs to "__SP_L__" and "__SP_H__".
3411 2007-03-27 Richard Guenther <rguenther@suse.de>
3413 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3414 computations with it with a HOST_WIDE_INT variable.
3416 2007-03-26 Mike Stump <mrs@apple.com>
3418 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3419 objective-c-header, objective-c++-header and objc++-cpp-output
3421 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3423 2007-03-26 Richard Henderson <rth@redhat.com>
3426 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3427 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3428 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3429 IX86_BUILTIN_PSRLQ128): New.
3430 (ix86_init_mmx_sse_builtins): Add them.
3431 (ix86_expand_builtin): Expand them.
3432 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3433 operand 2 be TImode.
3434 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3435 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3436 _mm_srli_epi64): Mark __B const.
3437 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3438 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3439 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3440 new two-vector shift builtins.
3442 2007-03-26 Ian Lance Taylor <iant@google.com>
3444 PR tree-optimization/31345
3445 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3446 [+INF, +INF(OVF)] into VARYING.
3448 2007-03-26 Zack Weinberg <zackw@panix.com>
3450 * gengtype-parse.c: New file.
3451 * gengtype-yacc.y: Delete.
3452 * gengtype-lex.l: Don't include gengtype-yacc.h.
3453 Define YY_DECL and yyterminate appropriately for recursive
3454 descent parser. yylval is now a string out-parameter to yylex.
3455 (HWS, EOID): New shorthand.
3456 (IWORD): Add a couple more types.
3457 (yylex): Add a setup stanza. Remove the complex rules for
3458 detecting GTY'ed types and typedefs; replace with simple
3459 keyword detectors. Adjust everything for the changed
3460 definition of yylval. Ignore all pp-directives, not just #define.
3462 (parse_file): Rename yybegin; do not call yyparse.
3464 * gengtype.c (xasprintf): Export again.
3465 (this_file): New. Use everywhere __FILE__ was being used.
3466 (get_lang_bitmap): Special case types defined in gengtype.c.
3467 (do_typedef, new_structure): Suppress definition of certain types.
3468 (new_structure): Improve diagnostics of duplicate definitions.
3469 Make sure location_s is associated with input.h.
3470 (nreverse_pairs, define_location_structures): New functions.
3471 (main): Improve tagging of kludge types. Remove old kludges
3472 for input.h types; use define_location_structures.
3473 * gengtype.h: Update prototypes. Define token codes here.
3474 * Makefile.in: Remove all references to gengtype-yacc.
3475 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3477 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3478 add GTY((skip)) to the field that's only conditionally there.
3479 * doc/install.texi: Document that Bison is no longer required
3480 unless building treelang.
3482 * gengtype.c: Don't include gtyp-gen.h.
3483 (srcdir): Declare here.
3484 (base_files, lang_dir_names): Allocate dynamically.
3485 (gt_files, num_gt_files, num_lang_dirs): New globals.
3486 (measure_input_list, read_input_line, read_input_list)
3487 (set_lang_bitmap): New functions.
3488 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3489 simplify, relying on read_input_list to set up the bitmaps.
3490 (main): Arguments are no longer unused. Check for correct number
3491 of command line arguments, set srcdir and srcdir_len, then call
3492 read_input_list, before doing anything else. No need to worry
3493 about duplicates in main loop.
3494 * configure.ac: Simplify the calculation of all_gtfiles.
3495 Put language tags in there. Don't set or substitute
3496 all_gtfiles_files_langs or all_gtfiles_files_frags.
3497 * Makefile.in: Revamp the way gengtype is invoked, now that it
3498 takes a file on its command line with a much simpler format.
3499 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3500 (GTFILES): Remove duplicates and C source files.
3501 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3502 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3503 * configure: Regenerate.
3505 * gengtype.h: Remove all type definitions to gengtype.c; leave
3506 only definitions of options_p, type_p, and pair_p as opaque
3507 pointers. Update prototypes.
3508 * gengtype.c: Many type definitions moved here from gengtype.h.
3509 Consolidate type definitions at the top of the file.
3510 (xvasprintf): Delete.
3511 (xasprintf): Make static.
3512 (create_nested_pointer_option): Add 'next' parameter.
3513 (create_field_all, create_field_at): New functions.
3514 (create_field): Now a thin wrapper around create_field_all.
3515 (create_optional_field): Rename create_optional_field_ and add
3516 line argument. Original name is now a macro which supplies
3518 (oprintf): Use vsnprintf directly.
3519 (close_output_files): Use fatal rather than perror/exit.
3520 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3521 (main): Set progname. Don't use exit.
3522 * gengtype-yacc.y (struct_fields): Use create_field_at.
3523 (option, optionseqopt): Delete.
3524 (optionseq): Consolidate productions from option here so we
3525 can use the first argument to create_option.
3527 * gengtype-lex.l: Distinguish unions from structures in the
3528 token type. Don't call find_structure; return the tag as a string.
3529 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3530 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3531 Reorganize typedef_struct production accordingly.
3532 Use create_nested_ptr_option.
3533 * gengtype.c (create_nested_ptr_option): New function.
3534 * gengtype.h: Declare it.
3536 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3537 (string_type): Don't declare.
3538 (do_scalar_typedef): Declare.
3539 (create_scalar_type): Update prototype.
3540 * gengtype.c (string_type): Make static.
3541 (scalar_nonchar, scalar_char): New.
3542 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3543 (resolve_typedef): Use scalar_nonchar for error recovery.
3544 (create_scalar_type): Remove name_len field. Return scalar_char
3545 or scalar_nonchar as appropriate.
3546 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3548 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3550 (main): Initialize scalar_char and scalar_nonchar before calling
3552 * gengtype-lex.l: Adjust for removal of second argument to
3553 create_scalar_type. Use yylval.s instead of yylval.t when
3555 * gengtype-yacc.y: Type of SCALAR is string. Call
3556 create_scalar_type from type:SCALAR rule. Adjust for removal of
3557 second argument to create_scalar_type.
3559 * vec.h: Remove all #if IN_GENGTYPE blocks.
3560 Add comment saying that changes may require adjustments to gengtype.
3561 * gengtype.c: Don't include coretypes.h or tm.h.
3562 Add comment to inclusion of errors.h.
3563 (note_def_vec, note_def_vec_alloc): New functions.
3564 * gengtype.h: Declare new functions.
3565 * gengtype-lex.l: Don't include coretypes.h.
3566 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3568 (update_lineno): Remove unnecessary prototype.
3569 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3570 (VEC rule): Just return VEC_TOKEN.
3571 * gengtype-yacc.y (VEC_TOKEN): New token type.
3572 (type): Add a production for VEC(a,b).
3573 * Makefile.in: Update dependencies.
3575 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3576 typedefs that use the old PARAMS macro.
3578 * gengtype-lex.l: Remove all rules and states relating to yacc
3580 * gengtype-yacc.y: Similarly.
3581 * gengtype.c (note_yacc_type): Delete function.
3582 * gengtype.h: Update prototypes.
3584 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3586 * tree-pretty-print.c (dump_generic_node): Report precision of
3587 unnamed integer types.
3589 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3591 * ifcvt.c (noce_try_store_flag_constants): Don't check
3592 no_new_pseudos here.
3593 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3594 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3595 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3596 noce_try_sign_mask): Likewise.
3597 (if_convert): Check no_new_pseudos here.
3599 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3601 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3602 (noce_get_condition): Handle new then_else_reversed argument.
3603 (noce_init_if_info): Remove, fold into noce_find_if_block.
3604 (noce_process_if_block): Take a struct noce_if_info as the
3605 argument. Don't set up one based on ce_if_info. Update pointer
3606 references accordingly.
3607 (cond_move_process_if_block): Likewise.
3608 (process_if_block): Removed.
3609 (find_if_block): Removed. Move functionality two new functions,
3610 noce_find_if_block and cond_exec_find_if_block.
3611 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3612 blocks and the symmetric IF-ELSE-JOIN case.
3613 (cond_exec_find_if_block): Also new function mostly based on old
3614 find_if_block and process_if_block.
3615 (find_if_header): Replace find_if_block call with separately
3616 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3617 (find_cond_trap): Update noce_get_condition call.
3618 (dead_or_predicable): Likewise.
3620 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3622 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3624 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3625 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3626 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3627 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3628 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3629 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3630 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3631 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3632 __builtin_ia32_psrad128 builtins.
3634 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3636 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3637 * config/i386/constraints.md
3638 (define_constraint "I"): Use IN_RANGE macro.
3639 (define_constraint "J"): Ditto.
3640 (define_constraint "K"): Ditto.
3641 (define_constraint "M"): Ditto.
3642 (define_constraint "N"): Ditto.
3643 (define_constraint "O"): Ditto.
3644 * config/i386/predicates.md
3645 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3646 (define_predicate "const_0_to_3_operand"): Ditto.
3647 (define_predicate "const_0_to_7_operand"): Ditto.
3648 (define_predicate "const_0_to_15_operand"): Ditto.
3649 (define_predicate "const_0_to_63_operand"): Ditto.
3650 (define_predicate "const_0_to_255_operand"): Ditto.
3651 (define_predicate "const_1_to_31_operand"): Ditto.
3652 (define_predicate "const_2_to_3_operand"): Ditto.
3653 (define_predicate "const_4_to_7_operand"): Ditto.
3655 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3657 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3658 in SImode for save_world.
3659 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3662 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3664 PR tree-optimization/30784
3665 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3668 2007-03-25 Revital Eres <eres@il.ibm.com>
3670 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3671 Fold movement_possibility function into it.
3673 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3675 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3676 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3677 (call_indirect_nonlocal_darwin64): Same.
3678 (call_nonlocal_darwin64): Same.
3679 (call_value_indirect_nonlocal_darwin64): Same.
3680 (call_value_nonlocal_darwin64): Same.
3681 (sibcall_nonlocal_darwin64): Same.
3682 (sibcall_value_nonlocal_darwin64): Same.
3683 (sibcall_symbolic_64): Same.
3684 (sibcall_value_symbolic_64): Same.
3685 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3687 (rs6000_emit_load_toc_table): Same.
3688 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3689 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3695 (load_toc_v4_pic_si): Same
3696 (load_toc_v4_PIC_1): Same.
3697 (load_toc_v4_PIC_1b): Same.
3698 (call_indirect_aix{32,64}): Same.
3699 (call_value_indirect_aix{32,64}): Same.
3702 (call_local{32,64}): Same.
3703 (call_value_local{32,64}): Same.
3704 (call_indirect_nonlocal_aix{32,64}): Same.
3705 (call_nonlocal_aix{32,64}): Same.
3706 (call_value_indirect_nonlocal_aix{32,64}): Same.
3707 (call_value_nonlocal_aix{32,64}): Same.
3708 (call_indirect_nonlocal_sysv<mode>): Same.
3709 (call_nonlocal_sysv<mode>): Same.
3710 (call_value_indirect_nonlocal_sysv<mode>): Same.
3711 (call_value_nonlocal_sysv<mode>): Same.
3713 (sibcall_local{32,64}): Same.
3714 (sibcall_value_local{32,64}): Same.
3715 (sibcall_nonlocal_aix{32,64}): Same.
3716 (sibcall_value_nonlocal_aix{32,64}): Same.
3717 (sibcall_nonlocal_sysv<mode>): Same.
3718 (sibcall_value): Same.
3719 (sibcall_value_nonlocal_sysv<mode>): Same.
3721 2007-03-24 Paul Brook <paul@codesourcery.com>
3723 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3724 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3726 2007-03-24 Richard Henderson <rth@redhat.com>
3728 * config/ia64/constraints.md: New file.
3729 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3730 satisfies_constraint_?.
3731 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3732 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3733 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3734 ia64_output_mi_thunk): Likewise.
3735 (ia64_const_ok_for_letter_p): Remove.
3736 (ia64_const_double_ok_for_letter_p): Remove.
3737 (ia64_extra_constraint): Remove.
3738 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3739 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3740 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3741 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3742 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3743 EXTRA_MEMORY_CONSTRAINT): Remove.
3744 * config/ia64/ia64.md: Include constriants.md. Replace
3745 CONST_OK_FOR_? with satisfies_constraint_?.
3747 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3748 H.J. Lu <hongjiu.lu@intel.com>
3750 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3752 (name macros): Use DPD_BID_NAME to convert names properly.
3754 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3755 decimal floating point format.
3756 (init_floating_libfuncs): Change decimal functions so that they
3757 have a "bid_" prefix if the decimal system uses the BID format,
3758 and "dpd_" prefix if the decimal system uses the DPD format.
3759 (init_interclass_conv_libfuncs): Ditto.
3760 (init_intraclass_conv_libfuncs): Ditto.
3762 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3763 using the BID format.
3765 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3766 whether we are using the BID decimal format.
3767 * configure: Regenerate.
3769 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3770 the compiler has decimal floating point enabled. Define
3771 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3774 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3775 using the BID format.
3777 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3778 whether we are using the BID decimal format.
3779 * configure: Regenerate.
3781 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3782 the compiler has decimal floating point enabled. Define
3783 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3786 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3787 options, and that it is enabled for i386/x86_64 systems.
3789 * Makefile.in (enable_decimal_float): New.
3791 (DECNUMINC): Add -I$(DECNUMFMT).
3792 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3793 to $(DECNUMFMT) from $(DECNUM).
3795 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3796 Substitute enable_decimal_float.
3797 * configure: Regenerated.
3800 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3803 * configure.ac: Enable decimal float for x86_64-*-linux*.
3804 * configure: Regenerated.
3807 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3808 decimal128ClearSign to flip and clear the sign bit in decimal128.
3809 (decimal_real_maxval): Set decimal128SetSign to set the sign
3812 2007-03-23 Ian Lance Taylor <iant@google.com>
3814 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3816 2007-03-23 Ian Lance Taylor <iant@google.com>
3818 * tree-dump.c (dump_files): Correct comment.
3820 2007-03-23 Ian Lance Taylor <iant@google.com>
3822 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3824 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3826 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3827 in cfglayout mode. Don't go into and out of cfglayout mode.
3828 Link the blocks in the order of the constructed traces.
3829 (rest_of_handle_tracer): Adjust call to tracer.
3830 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3831 Don't go into cfglayout mode.
3832 (rtl_loop_done): Don't go out of cfglayout mode.
3833 * cfglayout.c (relink_block_chain): New function, split out from...
3834 (fixup_reorder_chain): ...here. Remove redundant checking.
3835 (cfg_layout_finalize): Don't clear the header, footer, and aux
3836 fields here, move the code to do so to relink_block_chain. Likewise
3837 for free_original_copy_tables.
3838 * rtl.h (tracer): Update prototype.
3839 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3840 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3841 mode. Use relink_block_chain to serialize the CFG according to the
3842 new basic block order. Move targetm.cannot_modify_jumps_p check from
3844 (gate_handle_reorder_blocks): ...to here.
3845 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3847 (gate_duplicate_computed_gotos): ...to here.
3848 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3849 something always changes when going into and out of cfglayout mode.
3850 Perform an expensive cfg cleanup while going into cfglayout mode.
3851 Always update liveness information on HAVE_conditional_execution
3852 targets. Reserialize the basic blocks and go out of cfglayout mode.
3853 * reg-stack.c: Include cfglayout.h.
3854 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3855 the call to reorder_basic_blocks.
3856 * basic-block.h (reorder_basic_blocks): Update prototype.
3857 (relink_block_chain): New prototype.
3858 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3860 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3862 * config/mips/mips.md (type, hazard, *movdi_32bit,
3863 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3864 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3865 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3866 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3867 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3869 (movcc): Change first xfer to multi.
3870 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3871 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3872 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3873 config/mips/generic.md: Change reservations using "xfer" to use
3875 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3876 using match_operand.
3877 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3878 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3880 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3882 2007-03-22 Richard Henderson <rth@redhat.com>
3884 * config/i386/i386.c: Remove unnecessary function declarations.
3885 Move targetm definition, and all related macros, to the end of
3886 the file. Resort some functions to put definitions before uses.
3887 (ix86_attribute_table): Make static. Move to end of file.
3888 (ix86_gimplify_va_arg): Make static.
3890 2007-03-22 Richard Henderson <rth@redhat.com>
3892 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3893 don't increase local_regparm with force_align_arg_pointer check.
3894 (ix86_function_sseregparm): Assert 32-bit.
3895 (type_has_variadic_args_p): New.
3896 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3897 type_has_variadic_args_p.
3898 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3899 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3900 use memset instead. Do maybe_vaarg check first; skip attribute
3901 tests if true; skip attribute tests for 64-bit.
3902 (construct_container): Remove TARGET_DEBUG_ARG.
3903 (function_arg_advance_32, function_arg_advance_64): Split out ...
3904 (function_arg_advance): ... from here.
3905 (function_arg_32, function_arg_64): Split out ...
3906 (function_arg): ... from here.
3907 (ix86_pass_by_reference): Tidy.
3908 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3909 (function_value_32): New, from parts of ix86_function_value
3910 and ix86_value_regno.
3911 (function_value_64): New, from parts of ix86_function_value
3912 and ix86_libcall_value.
3913 (ix86_function_value_1): New.
3914 (ix86_function_value, ix86_libcall_value): Use it.
3915 (return_in_memory_32, return_in_memory_64): Split out ...
3916 (ix86_return_in_memory): ... from here.
3917 (ix86_struct_value_rtx): Skip for 64-bit.
3918 (ix86_libcall_value, ix86_value_regno): Remove.
3919 (setup_incoming_varargs_64): Split out ...
3920 (ix86_setup_incoming_varargs): ... from here.
3921 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3922 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3923 * config/i386/i386-protos.h (ix86_function_value): Remove.
3924 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3926 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3929 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3930 infinities not supported, otherwise emit warning if -Woverflow. On
3931 underflow, emit warning if -Woverflow.
3932 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3934 * real.h (real_from_string): Update declaration
3936 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3937 Richard Henderson <rth@redhat.com>
3939 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3940 * calls.c (compute_argument_block_size, expand_call,
3941 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3942 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3943 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3944 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3945 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3946 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3947 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3948 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3951 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3953 * c-incpath.c (add_sysroot_to_chain): New.
3954 (merge_include_chains): Add sysroot argument. Call
3955 add_sysroot_to_chain if sysrooted.
3956 (register_include_chains): Update call to merge_include_chains.
3957 * doc/cppopts.texi: Document use of '=' in include directory
3960 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3963 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3964 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3965 insn pattern using X87MODEF12 mode macro.
3967 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3969 * regmove.c (regmove_optimize): Use reg_mentioned_p
3970 instead of reg_overlap_mentioned_p for DST.
3972 2007-03-21 Mike Stump <mrs@apple.com>
3974 * c.opt: Fixup for Objective-C/C++.
3976 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3978 * explow.c (convert_memory_address): Fold memory reference when
3979 POINTERS_EXTEND_UNSIGNED < 0
3981 2007-03-21 Richard Henderson <rth@redhat.com>
3984 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3985 * config/i386/mmintrin.h (__m64): Likewise.
3986 * config/i386/xmmintrin.h (__m128): Likewise.
3988 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3990 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3991 (VXWORKS_OS_CPP_BUILTINS): Define.
3992 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3993 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3995 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3997 * rtl.h (constant_pool_reference_p): Delete.
3998 (find_constant_src): Declare.
3999 * rtlanal.c (find_constant_src): New function.
4000 * simplify-rtx.c (constant_pool_reference_p): Delete.
4001 * config/i386/i386.md: Use find_constant_src instead of
4002 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4004 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4006 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4007 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4009 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4011 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4012 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4013 (arm_elf_asm_constructor): Use it.
4014 (arm_elf_asm_destructor): New function.
4016 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4018 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4020 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4022 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4024 2007-03-19 Andrew Haley <aph@redhat.com>
4026 PR tree-optimization/31264
4027 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4030 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4032 PR rtl-optimization/30907
4033 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4034 (fwprop_init): Always call loop_optimizer_initialize.
4035 (fwprop_done): Always call loop_optimizer_finalize.
4036 (fwprop): We always have loop info now.
4037 (gate_fwprop_addr): Remove.
4038 (pass_fwprop_addr): Use gate_fwprop as gate.
4040 PR rtl-optimization/30841
4041 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4042 df_chain_alloc): Call df_reorganize_refs unconditionally.
4043 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4044 refs_organized to refs_organized_size.
4045 (df_ref_create_structure): Use refs_organized_size instead of
4046 bitmap_size if refs had been organized, and keep refs_organized_size
4048 * df.h (struct df_ref_info): Change refs_organized to
4049 refs_organized_size.
4050 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4053 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4055 * except.c (output_function_exception_table): Do not reference the
4056 EH personality routine for functions that do not require an
4059 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4062 * c-typeck.c (convert_for_assignment): Call comptypes for
4063 RECORD_TYPE or UNION_TYPE.
4066 * reload1.c (reload): Do invalid ASM checking after
4067 cleanup_subreg_operands.
4069 2007-03-19 Jeff Law <law@redhat.com>
4071 * tree-cfg.c (find_taken_edge): Tighten conditions for
4072 optimizing computed gotos.
4074 2007-03-19 Michael Matz <matz@suse.de>
4076 * builtins.c (expand_builtin_sync_operation,
4077 expand_builtin_compare_and_swap,
4078 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4081 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4082 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4085 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4087 * doc/tm.texi: Add brackets around the return type of
4088 TARGET_SECONDARY_RELOAD.
4090 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4091 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/31254
4094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4095 Use handled_component_p () where appropriate. Continue
4096 propagating into the rhs if we propagated into an INDIRECT_REF
4099 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4101 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4102 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4103 (xde, xdee): Mode attributes adjusted to support DFP modes.
4104 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4105 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4106 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4107 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4108 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4109 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4110 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4112 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4113 "movsf"): Insn definitions removed.
4114 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4115 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4116 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4118 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4119 "reload_in<mode>", "reload_out<mode>"): Expander added.
4120 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4123 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4125 * config/s390/s390.md: Only non-functional changes. Renamed
4126 FPR mode macro to BFP all over the file.
4128 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4130 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4131 (op_type attribute): RRF instruction type added.
4132 (fT0): New mode attribute.
4133 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4134 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4135 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4136 no secondary memory is needed when moving DFmode values between GPRs
4139 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4141 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4142 inverted and documentation adjusted.
4143 ("mhard-dfp", "msoft-dfp"): New options.
4144 * config/s390/s390.c (s390_handle_arch_option): New architecture
4146 (override_options): Sanity checks for the new options added.
4147 * config.gcc: New architecture switch: z9-ec.
4148 * config/s390/s390.h (processor_flags): PF_DFP added.
4149 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4150 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4151 when the bit is NOT set so remove it from the defaults.
4153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4155 * genemit.c (main): Print include statement for dfp.h.
4156 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4159 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4161 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4163 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4166 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4169 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4171 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4172 attr_length_call, output_call, output_indirect_call): Cleanup
4173 formatting of targetm calls.
4175 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4177 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4179 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4181 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4182 reservation, bypass and anti-bypass descriptions for these instructions.
4183 Update move patterns.
4184 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4187 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4189 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4190 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4191 (get_initial_def_for_reduction): Likewise.
4193 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4195 Fix PR tree-optimization/29922
4196 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4197 (get_representative): Removed.
4198 (value_dies_in_block_x): Update for rvuse removal.
4199 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4200 (compute_antic_aux): Handle when PHI nodes appear in
4201 non-single-successors.
4202 (dump_bitmap_of_names): Removed.
4203 (compute_antic_safe): Renamed and removed rvuse calculation.
4204 Calculate only antic safe.
4205 (insert_into_preds_of_block): Remove assert.
4206 (execute_pre): Update for renamed functions.
4207 (defer_or_phi_translate_block): New function.
4209 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4211 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4212 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4214 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4215 Follow spelling conventions.
4217 * tree-data-ref.h: Remove the prototype for analyze_array.
4219 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4221 PR tree-optimization/31041
4222 * tree-vect-transform.c (get_initial_def_for_induction): Call
4223 force_gimple_operand.
4225 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4227 * ipa-type-escape.c (look_for_casts) : Revert code to use
4228 handled_component_p due to ada test a-numaux.adb.
4230 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4232 * final.c (final_scan_insn): Alter the condition of a
4233 conditional trap if we have nonstandard CC.
4235 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4237 * configure.ac: Remove excess quoting from asm line 0 test.
4238 * configure: Rebuilt.
4240 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4242 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4243 * c-common.c (convert_and_check): Move warning logic to...
4244 (warnings_for_convert_and_check): ...here. Define.
4245 * c-common.h (warnings_for_convert_and_check): Declare.
4247 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4249 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4250 (output_call): Likewise.
4252 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4254 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4256 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4258 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4260 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4263 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4265 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4267 PR tree-optimization/31183
4268 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4269 Use double_int instead of unsigned int for representing access_strides.
4270 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4272 2007-03-16 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/31146
4275 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4276 to allow recursion of forward_propagate_addr_expr.
4277 (forward_propagate_addr_into_variable_array_index): Likewise.
4278 (forward_propagate_addr_expr): Likewise.
4279 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4280 (forward_propagate_addr_expr_1): Recurse on simple copies
4281 instead of propagating into them. Do so for useless conversions
4283 (forward_propagate_addr_expr): Clean up unused statements after
4286 2007-03-16 Richard Guenther <rguenther@suse.de>
4288 * builtins.c (expand_builtin_cexpi): Use the right argument
4289 for the expansion via cexp.
4291 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4293 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4294 * configure: Rebuilt.
4296 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4299 * dwarf2out.c (force_type_die): Adjust comment.
4300 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4302 2007-03-15 DJ Delorie <dj@redhat.com>
4304 * config/frv/predicates.md (minmax_operator): Don't check operands
4307 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4309 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4310 Update constant estimates of number of iterations.
4311 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4312 argument renamed to "realistic".
4313 (compute_estimated_nb_iterations): Removed.
4314 (record_niter_bound): New function.
4315 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4316 call record_nonwrapping_iv with upper = false.
4317 (infer_loop_bounds_from_signedness): Pass upper argument to
4318 record_nonwrapping_iv.
4319 (estimate_numbers_of_iterations_loop): Do not call
4320 compute_estimated_nb_iterations. Record estimate based on profile
4321 information. Initialize the constant estimates of number of
4323 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4325 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4326 number of iterations is too small.
4327 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4328 (EST_NOT_AVAILABLE): Removed.
4329 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4330 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4333 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4335 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4336 Handle NE_EXPR guards.
4338 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4341 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4342 Set also -pedantic-errors by default for the preprocessor unless
4343 -fpermissive is given.
4345 2007-03-15 Richard Guenther <rguenther@suse.de>
4349 * builtins.c (expand_builtin_cexpi): As a fallback if we
4350 don't have builtins for sincos or cexp create a function
4351 declaration for cexp and expand to a call to that.
4352 (expand_builtin_int_roundingfn): Always fall
4353 back to floor/ceil and its variants even if they may be
4356 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4359 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4360 jump tables, move the call to delete_dead_jumptables from here...
4361 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4362 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4363 don't allow merging of blocks that try_redirect_by_replacing_jump
4364 also does not handle when not optimizing.
4366 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4367 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4369 * config/i386/i386.md (x86_sahf_1): Correctly handle
4372 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4376 x86_64_general_operand as operand[2] predicate. Remove "iF"
4377 from operand constraints and use "e" constraint instead.
4378 (*subti3_1, *subti3_1 splitter): Ditto.
4379 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4380 operand[1] predicate.
4382 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4384 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4385 arrays, multiply the access strides by the size of the sub-array.
4386 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4388 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4390 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4391 the configured assembler supports the sahf mnemonic.
4392 * configure: Regenerate.
4393 * config.in: Regenerate.
4395 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4396 emit "sahf" or ".byte\t0x9e" as asm template.
4398 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4401 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4402 option to replace hard coded TARGET_xxx in md file.
4403 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4404 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4405 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4406 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4407 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4408 (X86_TUNE_NOT_VECTORMODE): Ditto.
4409 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4410 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4411 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4412 (TUNE_SLOW_IMUL_IMM8): Ditto.
4413 (TUNE_MOVE_M1_VIA_OR): Ditto.
4414 (TUNE_NOT_UNPAIRABLE): Ditto.
4415 (TUNE_NOT_VECTORMODE): Ditto.
4417 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4420 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4421 tuning options instead of hard coded TARGET_xxx.
4422 (fix ssemode peephole2's): Ditto.
4423 (imul peephole2's): Ditto.
4425 (movdi_or_rex64): Ditto.
4426 (move peephole2): Ditto.
4427 (not peephole2's): Ditto.
4429 2007-03-14 Dirk Mueller <dmueller@suse.de>
4431 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4432 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4433 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4435 * c-parser.c (c_parser_do_statement): Warn about empty body in
4437 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4438 * doc/invoke.texi (-Wempty-body): Update documentation.
4440 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4443 * c-common.h (warn_for_div_by_zero): Declare.
4444 * c-common.c (warn_for_div_by_zero): Define.
4445 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4448 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4450 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4451 to PREFIX and STANDARD_PREFIX.
4453 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4454 Phil Edwards <phil@codesourcery.com>
4456 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4457 (__gthread_once_t): Remove busy field for RTPs.
4458 (__GTHREAD_ONCE_INIT): Update accordingly.
4460 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4462 * doc/invoke.texi: Document VxWorks options.
4464 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4466 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4468 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4470 PR tree-optimization/30590
4471 * tree-nrv.c (tree_nrv): Check for the partial update of the
4474 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4476 * flags.h (flag_random_seed): Remove declaration, in favor of...
4477 * toplev.h (get_random_seed, set_random_seed): ... these.
4478 * tree.c (get_file_function_name): Use the former.
4479 * opts.c (common_handle_option): Use the latter.
4482 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4485 * cse.c (cse_find_path): Do not bail out if a basic block that
4486 we already visited now becomes part of a path that starts at a
4487 different basic block. Just disallow this, to make sure we
4488 visit each basic block at most once.
4490 2007-03-13 Jan Hubicka <jh@suse.cz>
4492 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4493 when profile esitmate is present, calls with very low frequency are
4496 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4498 PR tree-optimization/30730
4499 PR tree-optimization/26900
4500 * tree-ssa-loop-niter.c: Include gmp.h.
4502 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4503 split_to_var_and_offset, determine_value_range,
4504 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4505 bound_difference, bounds_add, bounds_negate,
4506 number_of_iterations_ne_max, dump_affine_iv): New functions.
4507 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4508 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4509 difference of initial and final value of control iv to validate
4511 (number_of_iterations_cond): Add loop parameter. Determine bounds
4512 on the difference of the extremes of the control iv. Add dumps.
4513 (expand_simple_operations): Handle phi nodes.
4514 (simplify_using_initial_conditions): Do not record used conditions.
4515 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4516 Do not set additional_info.
4517 (implies_nonnegative_p, implies_ge_p): Removed.
4518 (derive_constant_upper_bound): Do not use parameter `additional'.
4519 (record_estimate): Parameter `additional' removed. Parameter
4520 `i_bound' added. Do not call derive_constant_upper_bound.
4521 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4522 bound the number of iterations estimate.
4523 (estimate_numbers_of_iterations_loop): Pass the estimate from
4524 the number of iterations analysis to record_estimate.
4525 * tree.h (multiple_of_p): Declare.
4526 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4527 (scev_const_prop): Do not check expression_expensive_p.
4528 * fold-const.c (multiple_of_p): Exported.
4529 * double-int.c (double_int_mask): Exported.
4530 * double-int.h (double_int_mask): Declare.
4531 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4532 field. Added max field.
4534 2007-03-13 David Taylor <taylor@candd.org>
4537 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4540 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4543 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4544 two unamed patterns.
4546 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4548 * config/i386/i386.opt (mcx16, msahf): New options.
4549 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4550 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4552 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4553 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4554 Output -mcx16 and -msahf options when corresponding bit is set.
4556 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4559 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4561 * configure.ac: Test for assembler tolerance to # 0 "".
4562 * configure, config.in: Rebuilt.
4563 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4565 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4567 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4569 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4570 (handle_syscall): Handle direct system calls.
4571 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4573 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4575 * doc/invoke.texi: Fix cpp.info cross-reference.
4576 * doc/passes.texi: Fix gcc.info cross-reference.
4578 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4580 PR tree-optimization/30835
4581 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4582 bb_for_stmt is not NULL before accessing it.
4584 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4586 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4589 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4592 * doc/install.texi: Document --enable-stage1-languages
4594 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4596 * tree-pass.h (pass_into_cfg_layout_mode,
4597 pass_outof_cfg_layout_mode): Declare.
4598 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4599 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4600 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4601 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4603 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4605 * c-decl.c (warn_variable_length_array): New function.
4606 Refactored from grokdeclarator to handle warn_vla
4607 and handle unnamed array case.
4608 (grokdeclarator): Refactored VLA warning case.
4609 * c.opt (Wvla): New flag.
4610 * doc/invoke.texi (Wvla): New warning.
4612 2007-03-12 Richard Henderson <rth@redhat.com>
4614 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4615 (TARGET_SECTION_TYPE_FLAGS): New.
4617 2007-03-12 Richard Henderson <rth@redhat.com>
4619 * config/darwin.c (machopic_reloc_rw_mask): New.
4620 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4621 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4623 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4625 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4626 * cppdefault.h (cpp_PREFIX): Document.
4627 (cpp_PREFIX_len): Likewise.
4628 (cpp_EXEC_PREFIX): New variable.
4629 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4630 * c-incpath.c (add_standard_paths): Correct logic for relocating
4631 paths within prefix.
4633 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4636 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4638 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4639 fix_truncdfdi_sse using SSEMODEF mode macro.
4640 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4641 fix_truncdfsi_sse using SSEMODEF mode macro.
4642 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4643 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4645 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4647 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4650 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4652 * tree.h : Add multiple_of_p declaration.
4653 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4654 * ipa-type-escape.c (results_of_malloc): Redundant.
4655 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4656 (cast_type): Extended with new members.
4657 (check_cast): Returns cast_type.
4658 (cast): New structure for data of walk_use_def_chains.
4659 (is_malloc_result, is_cast_from_non_pointer_1,
4660 is_cast_from_non_pointer,
4661 is_array_access_through_pointer_and_index): New functions.
4662 (look_for_casts): Returns cast types.
4663 (check_call): Returns void.
4664 (okay_pointer_operation): Use support of pointer plus index,
4665 pointer plus constant and allow all multiplications.
4667 2007-03-11 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/31115
4670 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4671 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4672 A shift count of zero is not special as with *_DIV_EXPR.
4673 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4676 2007-03-11 Ian Lance Taylor <iant@google.com>
4678 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4679 the *_DIV_EXPR codes correctly with overflow infinities.
4681 2007-03-11 Ira Rosen <irar@il.ibm.com>
4683 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4684 indicate success/failure of the analysis. Add negation to subtrahend
4685 in case of subtraction. Fail if both operands contain constants.
4686 (create_data_ref): Fail if analyze_offset fails.
4688 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386.md (frndintxf2): Rename to ...
4691 (rintxf2): ... this. Remove expander having same name.
4692 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4693 (roundsf2, rounddf2): Ditto.
4694 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4695 (lround<mode>di2, lround<mode>si2): Ditto.
4697 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4699 * lower-subreg.c: Include except.h.
4700 (decompose_multiword_subregs): Verify that the only control flow
4701 insns we can split are loads to multi-words pseudos.
4702 Handle breaking such blocks after splitting, instead of calling
4703 find_many_sub_basic_blocks.
4705 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4706 on the new basic block. Add a lengthy comment explaining why we
4707 thought this was necessary.
4708 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4710 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4713 * tree.c (walk_type_fields): Recurse into the element type of
4714 ARRAY_TYPEs if there is a pointer set.
4716 2007-03-10 Dirk Mueller <dmueller@suse.de>
4718 * c-common.c (warn_logical_operator): Fix condition.
4720 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4722 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4724 * config/darwin.c (machopic_select_section): Remove superfluous
4725 argument in call to categorize_decl_for_section. Remove unused
4728 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4730 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4732 * configure: Regenerate.
4734 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4737 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4738 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4739 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4740 Add LABEL_NUSES to emitted label.
4741 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4742 branch probability value to emitted jump insn.
4743 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4744 Do not check life information and do not re-arrange input operands
4745 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4747 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4749 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4750 the change of decode_asm_operands.
4752 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4754 * mode-switching.c (create_pre_exit): Skip blockage insn.
4756 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4758 * tree-pass.h (TODO_update_smt_usage): Remove.
4760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4764 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4766 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4767 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4768 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4771 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4773 * gcc.c: Document %{, in big comment at top.
4774 (input_suffix_matches): Remove special handling for .s and
4776 (input_spec_matches): New.
4777 (handle_braces): Handle %{,.
4778 (validate_switches): ',' indicates a value which is not a switch.
4779 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4780 to detect assembler input.
4781 * config/i386/sol2.h (CPP_SPEC): Likewise.
4782 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4783 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4784 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4785 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4786 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4787 -m64 causes deployment target to default to 10.5.
4788 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4790 2007-03-09 Richard Henderson <rth@redhat.com>
4793 * target.h (targetm.asm.out.reloc_rw_mask): New.
4794 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4795 (TARGET_ASM_OUT): Use it.
4796 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4797 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4798 use the new reloc_rw_mask target hook instead.
4799 (default_section_type_flags_1): Merge into...
4800 (default_section_type_flags): ... here.
4801 (decl_readonly_section_1): Merge into...
4802 (decl_readonly_section): ... here.
4803 (default_elf_select_section_1): Merge into...
4804 (default_elf_select_section): ... here.
4805 (default_unique_section_1): Merge into...
4806 (default_unique_section): ... here.
4807 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4808 (default_select_rtx_section): Use it.
4809 (default_elf_select_rtx_section): Likewise.
4810 * output.h: Update to match.
4811 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4812 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4813 (TARGET_ASM_RELOC_RW_MASK): New.
4814 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4815 to categorize_decl_for_section.
4816 (x86_64_elf_unique_section): Likewise.
4817 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4818 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4819 (TARGET_ASM_RELOC_RW_MASK): New.
4820 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4821 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4822 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4823 (TARGET_RWRELOC): Remove.
4824 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4825 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4826 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4827 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4828 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4829 (rs6000_xcoff_select_section): Use decl_readonly_section.
4830 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4831 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4832 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4833 (TARGET_SECTION_TYPE_FLAGS): Remove.
4834 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4836 2007-03-09 Roger Sayle <roger@eyesopen.com>
4838 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4839 complex constant equality/inequality comparisons for here.
4840 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4841 known at compile-time or can be simplified to a scalar comparison.
4842 (fold_relational_const): Move compile-time evaluation of complex
4843 constant equality/inequality comparisons to here.
4845 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4847 PR rtl-optimization/30643
4848 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4850 (fold_rtx): Recurse, like before 2006-11-03.
4852 2007-03-09 DJ Delorie <dj@redhat.com>
4854 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4857 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4859 PR tree-optimization/30375
4860 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4861 LHS of statements is not the same.
4862 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4864 2007-03-09 Chao-ying Fu <fu@mips.com>
4866 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4868 * doc/invoke.texi (-mdspr2): Document new option.
4869 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4870 New unspec for DSP REV 2.
4871 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4872 these instructions are extended in DSP REV 2.
4873 (mips-dspr2.md): Include.
4874 * config/mips/mips.opt (mdspr2): New option.
4875 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4876 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4877 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4878 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4879 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4880 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4881 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4883 (bdesc_map): Add one field of unsupported_target_flags.
4884 (bdesc_arrays): Update entries to have extra fields. Add
4886 (mips_init_builtins): Initialize new function types.
4887 Check unsupported_target_fileds to filter out builtins.
4888 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4890 (ASM_SPEC): Pass mdspr2 to the assembler.
4891 * config/mips/mips-dspr2.md: New file.
4893 2007-03-09 Sa Liu <saliu@de.ibm.com>
4895 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4897 2007-03-09 Ian Lance Taylor <iant@google.com>
4899 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4900 argument) like -Wstrict-overflow=2.
4901 * doc/invoke.texi (Warning Options): Update documentation.
4903 2007-03-09 Dirk Mueller <dmueller@suse.de>
4906 * doc/invoke.texi (-Wlogical-op): Document.
4907 * common.opt (-Wlogical-op): New.
4908 * c-common.h (warn_logical_operator): Declare.
4909 * c-common.c (warn_logical_operator): Define.
4910 * c-typeck.c (parser_build_binary_op): Call
4911 warn_logical_operator.
4913 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4915 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4916 * final.c (final_scan_insn): Test for non-"" file name.
4918 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4920 * doc/loop.texi: Document the Omega linear constraints solver.
4921 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4922 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4923 omega-hash-table-size, omega-max-keys, and
4924 omega-eliminate-redundant-constraints.
4925 * tree-pass.h (pass_check_data_deps): Declared.
4928 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4929 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4930 pass_check_data_deps): New.
4931 * tree-data-ref.c (init_data_ref): Remove declaration.
4932 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4933 (analyze_array): Renamed init_array_ref, move up initializations.
4934 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4935 Removed arguments that are set to NULL.
4936 (analyze_indirect_ref): Correct indentation, correct call to
4938 (object_analysis): Call init_array_ref instead of analyze_array.
4939 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4940 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4941 of DR_ACCESS_FNS_ADDR.
4942 (init_omega_eq_with_af, omega_extract_distance_vectors,
4943 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4944 ddr_consistent_p): New.
4945 (compute_affine_dependence): Check consistency of ddrs when
4946 flag_check_data_deps is passed.
4947 (analyze_all_data_dependences): Uncomment.
4948 (tree_check_data_deps): New.
4949 * tree-data-ref.h: Include omega.h.
4950 (DR_ACCESS_FNS_ADDR): Removed.
4951 (data_dependence_relation): Add inner_loop.
4952 (DDR_INNER_LOOP): New.
4953 * common.opt (fcheck-data-deps): New.
4954 * tree-flow.h (tree_check_data_deps): Declare.
4955 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4956 (OBJS-common): Depend on omega.o.
4958 * passes.c (pass_check_data_deps): Scheduled.
4959 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4960 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4961 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4962 PARAM_VECT_MAX_VERSION_CHECKS,
4963 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4965 2007-03-09 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/30904
4969 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4970 the same way as *_DIV_EXPR.
4972 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4974 * recog.c (decode_asm_operands): No mixed declarations and code.
4976 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4978 * rtl.def (ASM_INPUT): Add location.
4979 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4980 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4981 (decode_asm_operands): Add loc operand.
4982 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4983 * stmt.c (expand_asm): Rename to...
4984 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4985 gen_rtx_ASM_INPUT_loc.
4986 (expand_asm_expr): Adjust.
4987 * recog.c (decode_asm_operands): Add loc operand.
4988 (check_asm_operands, extract_insn): Adjust.
4989 * reload1.c (maybe_fix_stack_asms): Likewise.
4990 * final.c (asm_insn_count): Likewise.
4991 (final_scan_insn): Output # line before and after asm.
4993 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4995 * tree-ssa-structalias.c (variable_info): Remove
4997 (new_var_info): Ditto.
4998 (shared_bitmap_info_t): New structure.
4999 (shared_bitmap_table): New variable.
5000 (shared_bitmap_hash): New function.
5001 (shared_bitmap_eq): Ditto
5002 (shared_bitmap_lookup): Ditto.
5003 (shared_bitmap_add): Ditto.
5004 (merge_smts_into): Change to take bitmap directly.
5005 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5006 (init_alias_vars): Init shared bitmap hashtable.
5007 (delete_points_to_sets): Delete shared bitmap hashtable.
5008 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5009 is_aliased removal as a change that was still necessary was
5012 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/i386.h (override_options): Conditionally disable
5015 x86_sahf for 64bit targets only.
5017 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5020 * c-decl.c (merge_decls): Don't call make_var_volatile.
5021 * varasm.c (make_var_volatile): Remove.
5022 * output.h (make_var_volatile): Remove.
5024 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5026 PR tree-optimization/31085
5027 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5029 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5031 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5032 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5033 ATTR_CONST_NOTHROW_LIST.
5035 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5038 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5040 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5042 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5045 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5047 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5048 passed, use shared libgcc.
5050 2007-03-08 Roger Sayle <roger@eyesopen.com>
5052 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5053 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5054 (honor_protect_cleanup_actions, lower_try_finally_switch):
5056 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5057 ifc_temp_var): Likewise.
5058 * tree-inline.c (setup_one_parameter): Likewise.
5059 * tree-mudflap.c (mf_decl_cache_locals,
5060 mf_build_check_statement_for): Likewise.
5061 * tree-nested.c (init_tmp_var, save_tmp_var,
5062 finalize_nesting_tree_1): Likewise.
5063 * tree-outof-ssa.c (insert_copy_on_edge,
5064 insert_backedge_copies): Likewise.
5065 * tree-profile.c (tree_gen_edge_profiler,
5066 tree_gen_ic_profiler): Likewise.
5067 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5068 * tree-sra.c (sra_build_assignment): Likewise.
5069 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5070 * tree-ssa-math-opts.c (insert_reciprocals,
5071 execute_cse_sincos_1): Likewise.
5072 * tree-tailcall.c (adjust_accumulator_values,
5073 adjust_return_value): Likewise.
5074 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5075 * tree-vect-transform.c (vect_create_data_ref_ptr,
5076 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5077 vect_create_epilog_for_reduction, vectorizable_reduction,
5078 vectorizable_call, vectorizable_conversion,
5079 vectorizable_assignment, vectorizable_operation,
5080 vectorizable_type_demotion, vect_gen_widened_results_half,
5081 vect_permute_store_chain, vectorizable_store,
5082 vect_setup_realignment, vect_permute_load_chain,
5083 vectorizable_load, vectorizable_condition,
5084 vect_create_cond_for_align_checks): Likewise.
5085 * tree-vrp.c (build_assert_expr_for): Likewise.
5087 2007-03-08 Ian Lance Taylor <iant@google.com>
5089 * tree-vrp.c: Include "intl.h".
5090 (usable_range_p): New static function.
5091 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5092 overflowed values, juts set *strict_overflow_p.
5093 (compare_values): Only return -2 if one of the operands is not a
5095 (compare_ranges): Call usable_range_p.
5096 (compare_range_with_value): Likewise.
5097 (vrp_evaluate_conditional_warnv): Rename from
5098 vrp_evaluate_conditional. Make static. Change all callers.
5099 (vrp_evaluate_conditional): New function.
5100 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5102 (simplify_abs_using_ranges): Likewise.
5103 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5104 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5105 within_stmt parameter.
5106 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5107 vrp_evaluate_conditional.
5108 * tree-ssa-threadedge.c
5109 (record_temporary_equivalences_from_stmts_at_dest): Change
5110 simplify parameter to take a second tree parameter.
5111 (simplify_control_stmt_condition): Likewise.
5112 (thread_across_edge): Likewise.
5113 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5114 (thread_across_edge): Likewise.
5115 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5117 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.h (TARGET_SAHF): New define.
5120 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5121 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5122 (x86_sahf): New global variable.
5123 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5124 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5125 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5126 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5128 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5129 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5130 when expanding fcomi/sahf based tests.
5131 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5132 expanding sahf based alternative. Emit sahf based sequence when
5133 optimizing for code size.
5134 * config/i386/i386.md (x86_sahf_1): Do not disable for
5135 TARGET_64BIT, enable for TARGET_SAHF.
5137 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5139 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5140 spurious whitespace from error message.
5142 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5145 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5147 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5149 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5151 * tree-sra.c (instantiate_element): Propagate disabled warnings
5152 from the element itself to the created variable.
5154 2007-03-07 Richard Henderson <rth@redhat.com>
5157 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5158 silently fix up the stack in the case of a missing register.
5160 2007-03-07 Paul Brook <paul@codesourcery.com>
5162 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5164 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5166 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5168 (phase1_vrs): Use them.
5169 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5170 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5171 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5172 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5173 __gnu_Unwind_Restore_WMMXC if required.
5174 (_Unwind_VRS_Pop): Implement iWMMXt support.
5175 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5176 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5177 gnu_Unwind_Save_WMMXC): Define.
5179 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5181 * config/vxworks.h (vxworks_override_options): Declare.
5182 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5183 * config/vxworks.c: Include target.h and toplev.h.
5184 (vxworks_override_options): New function.
5185 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5187 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5189 * config/s390/s390.c (override_options): Don't emit an error when
5190 -mstack-size is used without providing -mstack-guard.
5191 (s390_emit_prologue): Choose stack_guard value automatically if not
5192 provided via command line.
5193 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5195 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5197 * config/i386/i386.c (output_set_got): Add a GOT initialization
5198 sequence for VxWorks PIC.
5199 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5200 around labels as well as symbols. Use gotoff_operand instead
5201 of local_symbolic_operand.
5202 (legitimize_pic_address): Use gotoff_operand instead of
5203 local_symbolic_operand. Use @GOT accesses for labels as
5205 (ix86_output_addr_diff_elt): Use PC-relative rather than
5206 GP-relative offsets for VxWorks PIC.
5207 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5208 no_new_pseudos. Check whether the returned register is op0.
5209 * config/i386/i386.md (tablejump): Use PC-relative rather than
5210 GP-relative offsets for VxWorks PIC.
5211 * config/i386/predicates.md (gotoff_operand): New predicate.
5213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5215 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5217 * config/vxworks-dummy.h: New file.
5218 * config/i386/i386.h: Include it.
5220 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5222 * dwarf2out.c (is_inlined_entry_point): New
5223 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5224 DW_AT_ranges if the first subblock is the entry point.
5226 2007-03-06 David Daney <ddaney@avtrex.com>
5228 * doc/install.texi (mips-*-*): Change recommended binutils
5231 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5233 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5234 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5236 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5237 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5239 2007-03-06 Jan Hubicka <jh@suse.cz>
5241 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5242 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5244 (probably_cold_bb_p): Cold functions are cold.
5245 (probably_never_executed_bb_p): Cold functions are cold.
5246 (tree_bb_level_predictions): Predict calls to cold functions as not
5248 (compute_function_frequency): Check hot/cold attributes.
5249 * function.h (function_frequency): Update comments.
5250 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5251 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5252 (c_common_att): Add cold and hot.
5254 * doc/extend.texi (hot,cold attributes): Document.
5256 2007-03-06 Andrew Haley <aph@redhat.com>
5258 * function.c (expand_function_end): Move blockage to just after we
5259 emit the label for the naked return from the function.
5261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5263 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5266 2007-03-06 Jan Hubicka <jh@suse.cz>
5268 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5269 loaded for constant large models. Non-large 64bit PIC can do.
5270 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5271 * cmodel.h: Add LARGE PIC.
5272 * i386.md (UNSPEC_PLTOFF): New.
5273 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5275 (*call_1_rex64): Disable for large models.
5276 (*call_1_rex64_large): New.
5277 (*call_value_1_rex64): Disable for large models.
5278 (*call_value_1_rex64_large): New.
5279 (set_rip_rex4): New.
5280 (set_got_offset_rex64): New.
5281 * predicates.md (constant_call_address_operand): For large model
5282 constant calls are not possible.
5283 * i386-protos.h (construct_plt_address): Declare.
5284 * i386.c (override_options): Accept large models.
5285 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5286 (legitimate_constant_p): Add new UNSPECs.
5287 (legitimate_pic_operand_p): Likewise.
5288 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5289 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5291 (output_pic_addr_const): Add PLTOFF.
5292 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5293 (ix86_expand_move): Legitimize pic address when in PIC mode.
5294 (construct_plt_address): New function.
5295 (ix86_expand_call): Offload the address to register and use GOT pointer
5297 * invoke.texi (mcmodel=large): Update documentation.
5299 2007-03-06 Richard Henderson <rth@redhat.com>
5301 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5302 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5303 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5304 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5305 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5306 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5307 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5308 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5309 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5310 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5311 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5312 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5313 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5314 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5315 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5316 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5317 x86_schedule, x86_use_bt, x86_pad_returns,
5318 x86_use_xchgb): Merge into ...
5319 (ix86_tune_features): ... here. New array.
5320 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5321 x86_bswap): Merge into ...
5322 (ix86_arch_features): ... here. New array.
5323 (x86_3dnow_a): Remove.
5324 (x86_accumulate_outgoing_args): Make static.
5325 (x86_arch_always_fancy_math_387): Make static.
5326 (ix86_tune_mask, ix86_arch_mask): Move ...
5327 (override_options): ... to local variables here. Apply the
5328 appropriate mask to each element of ix86_arch_features and
5329 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5330 as were done in the old macros.
5331 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5332 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5333 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5334 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5335 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5336 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5337 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5338 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5339 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5340 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5341 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5342 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5343 x86_accumulate_outgoing_args, x86_prologue_using_move,
5344 x86_epilogue_using_move, x86_decompose_lea,
5345 x86_arch_always_fancy_math_387, x86_shift1,
5346 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5347 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5348 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5349 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5350 x86_use_incdec, x86_pad_returns, x86_bswap,
5351 x86_partial_flag_reg_stall): Remove.
5352 (enum ix86_tune_indices): New.
5353 (ix86_tune_features): New.
5354 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5355 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5356 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5357 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5358 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5359 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5360 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5361 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5362 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5363 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5364 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5365 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5366 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5367 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5368 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5369 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5370 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5371 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5372 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5373 TARGET_EXT_80387_CONSTANTS): Use it.
5374 (enum ix86_arch_indices): New.
5375 (ix86_arch_features): New.
5376 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5377 TARGET_BSWAP): Use it.
5378 (ix86_tune_mask, ix86_arch_mask): Remove.
5380 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5383 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5384 Define using $${sysroot_headers_suffix}.
5385 * configure: Regenerate.
5386 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5387 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5389 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5390 * gcc.c (print_sysroot_headers_suffix): New.
5391 (option_map): Include --print-sysroot-headers-suffix.
5392 (display_help): Mention -print-sysroot-headers-suffix.
5393 (process_command): Handle -print-sysroot-headers-suffix.
5394 (do_spec_1): Append multilib directory to include-fixed path if
5395 sysroot suffixes in use.
5396 (main): Handle -print-sysroot-headers-suffix.
5397 * Makefile.in (start.encap): Don't depend on xlimits.h
5398 (xlimits.h): Remove.
5399 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5400 limits.h for each multilib in fixinc_list.
5401 (fixinc_list, s-fixinc_list): New.
5402 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5403 generate them for each multilib in fixinc_list.
5404 (stmp-fixproto): Use include-fixed. Run fixproto for each
5405 multilib in fixinc_list.
5406 (mostlyclean): Don't remove xlimits.h.
5407 (clean): Remove include-fixed.
5408 (real-install-headers-tar, real-install-headers-cpio,
5409 real-install-headers-cp): Don't copy include, only include-fixed.
5410 (install-mkheaders): Depend on fixinc_list. Don't depend on
5411 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5412 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5413 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5415 2007-03-06 Jan Hubicka <jh@suse.cz>
5417 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5420 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5422 * configure.ac: Allow tm_file to contain build-directory files.
5423 * configure: Regenerate.
5424 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5425 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5426 * config/m68k/print-sysroot-suffix.sh: New file.
5428 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5430 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5431 of pic_offset_table_rtx if reload_completed.
5432 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5433 PIC_OFFSET_TABLE_REGNUM.
5434 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5436 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5437 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5439 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5441 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5442 functions that call eh_return.
5444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5446 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5447 functions that need a constant pool.
5449 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5452 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5453 (m68k_preferred_reload_class): Likewise.
5454 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5455 (SECONDARY_RELOAD_CLASS): Define.
5456 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5457 (LIMIT_RELOAD_CLASS): Delete.
5458 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5459 registers from storing bytes.
5460 (m68k_secondary_reload_class): New function.
5461 (m68k_preferred_reload_class): Likewise.
5463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5465 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5467 (m68k_expand_prologue): Likewise.
5469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5471 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5472 (mips_expand_epilogue): Add a bool parameter.
5473 (m68k_legitimize_sibcall_address): Declare.
5474 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5475 (m68k_expand_epilogue): Add a parameter to select between sibling
5476 and normal epilogues. Only generate a return for the latter.
5477 (m68k_ok_for_sibcall_p): New function.
5478 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5479 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5480 (sibcall_value, *sibcall_value): Likewise.
5481 (*call, *call_value): Require !SIBLING_CALL_P.
5482 (epilogue): Update call to m68k_expand_epilogue.
5483 (sibcall_epilogue): New pattern.
5484 * config/m68k/predicates.md (const_call_operand): Say that this
5485 predicate applies to sibling calls too.
5486 (sibcall_operand): New predicate.
5488 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5490 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5491 alternatives as movsi_cf.
5492 (movsf_cf_hard): Add commentary.
5494 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5495 Richard Sandiford <richard@codesourcery.com>
5497 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5498 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5499 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5500 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5501 as being live on exit from an interrupt function.
5502 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5503 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5504 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5505 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5506 (m68k_interrupt_function_p): Globalize.
5507 (m68k_compute_frame_layout): Remove reverse mask code.
5508 (m68k_emit_movem, m68k_set_frame_related): New functions.
5509 (m68k_output_function_prologue): Delete in favor of...
5510 (m68k_expand_prologue): ...this new function.
5511 (m68k_output_function_epilogue): Delete in favor of...
5512 (m68k_expand_epilogue): ...this new function.
5513 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5515 (print_operand): Handle %?.
5516 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5517 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5518 (prologue, epilogue): New patterns.
5519 (return): Turn into a define_expand.
5520 (*return): New pattern, derived from old "return" pattern. Use rte
5521 rather than rts for interrupt functions. Only use rtd if the pop
5523 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5524 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5525 (link, *link, unlink, *unlink, load_got): Likewise.
5527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5531 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5532 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5533 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5534 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5535 and m68k_matches_u_p.
5536 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5537 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5538 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5539 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5540 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5541 (REG_STRICT_P): New macro.
5542 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5543 PCREL_GENERAL_OPERAND_OK.
5544 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5545 m68k_legitimate_base_reg_p.
5546 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5547 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5548 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5549 * config/m68k/m68k.c (m68k_address): New structure.
5550 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5551 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5552 (m68k_jump_table_ref_p, m68k_decompose_address)
5553 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5554 (m68k_matches_u_p): New functions.
5555 (print_operand_address): Rewrite to use m68k_decompose_index.
5557 2007-03-05 David Taylor <dtaylor@emc.com>
5559 * gcc.c: Correct copyright date in --version output.
5561 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5563 * pa.md: In unamed move patterns, disparge copies between general
5564 and floating point registers using '?' modifier. Don't include 'f'
5565 constraint for register preferences in DImode, SImode, HImode and
5566 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5567 Remove constraints for copies between general and floating registers
5568 in soft-float DFmode pattern.
5569 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5573 2007-03-05 Mike Stump <mrs@apple.com>
5575 * c-common.c (targetcm): Add.
5576 * c-opts.c (c_common_handle_option): Handle language specific
5578 * opts.c (handle_option): Verify language for target options, if
5580 * opth-gen.awk: Add CL_LANG_ALL.
5581 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5582 (TARGETCM_INITIALIZER): Add.
5583 * target.h (struct gcc_targetcm): Add.
5585 * targhooks.c (default_handle_c_option): Add.
5586 * targhooks.h (default_handle_c_option): Add.
5587 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5589 * config/darwin.opt (iframework): Add.
5590 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5591 * config/darwin-c.c (handle_c_option): Add.
5592 (TARGET_HANDLE_C_OPTION): Add.
5594 * doc/invoke.texi (Darwin Options): Add -iframework.
5596 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5598 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5601 2007-03-05 Ian Lance Taylor <iant@google.com>
5603 * c.opt (fgnu89-inline): New option.
5604 * c-opts.c (c_common_post_options): Set default value for
5606 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5607 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5609 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5610 (grokdeclarator, start_function): Likewise.
5611 * c-cppbuiltin.c (c_cpp_builtins): Define either
5612 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5613 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5614 (C Dialect Options): Document -fgnu89-inline.
5615 * doc/extend.texi (Function Attributes): Explain what the
5616 gnu_inline attribute does.
5617 * doc/cpp.texi (Common Predefined Macros): Document
5618 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5620 2007-03-05 Ian Lance Taylor <iant@google.com>
5622 PR tree-optimization/31034
5623 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5624 half-range if the other side is an overflow infinity.
5626 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5628 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5629 (bfin*-linux-uclibc*): New configuration.
5630 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5632 * config/bfin/linux.h: New file.
5633 * config/bfin/libgcc-bfin.ver: New file.
5634 * config/bfin/t-bfin-uclinux: New file.
5635 * config/bfin/t-bfin-linux: New file.
5636 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5637 (TARGET_OS_CPP_BUILTINS): New macro.
5639 2007-03-05 Richard Guenther <rguenther@suse.de>
5641 * fold-const.c (fold_binary): Remove duplicate folding
5642 of comparison of non-null ADDR_EXPR against null.
5644 2007-03-05 Richard Guenther <rguenther@suse.de>
5645 Dorit Nuzman <dorit@il.ibm.com>
5647 PR tree-optimization/26420
5648 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5649 are no loops in the function. Only print the number of
5650 vectorized loops if it is greater than zero or we are supposed
5651 to print information about unvectorized loops.
5653 2007-03-05 Revital Eres <eres@il.ibm.com>
5655 * gcc.dg/var-expand1.c: New test.
5656 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5657 when an accumulator is expanded.
5659 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5662 * c-common.c (convert_and_check): Don't give warnings for
5663 conversion if 'expr' already overflowed.
5665 2007-03-04 Roger Sayle <roger@eyesopen.com>
5668 * fold-const.c (fold_comparison): Enforce type consistency when
5669 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5671 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5673 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5674 containing a cast to the base of TARGET_MEM_REF.
5676 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5678 * tree.c (tree_contains_struct_check_failed): Remove spurious
5679 whitespace from error message.
5681 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5684 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5685 instead of precision.
5687 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5688 Nathan Sidwell <nathan@codesourcery.com>
5690 * emit-rtl.c (find_auto_inc): New.
5691 (try_split): recreate REG_INC notes,
5692 Use regular for loops rather than whiles.
5694 2007-03-03 Andreas Schwab <schwab@suse.de>
5696 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5697 * configure: Regenerate.
5699 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5701 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5702 flag_rounding_math, not flag_unsafe_math_optimizations.
5704 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5706 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5707 alpha_fold_vector_minmax): Likewise.
5708 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5709 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5711 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5713 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5714 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5715 if the lhs has side-effects.
5716 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5718 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.h (TUNEMASK): Remove define.
5721 (ARCHMASK): Remove define.
5722 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5723 Use ix86_arch_mask variable instead of ARCHMASK.
5724 * config/i386/i386.c (override_options): Ditto.
5725 (standard_80387_constant_p): Ditto.
5727 2007-03-02 Ian Lance Taylor <iant@google.com>
5729 Used signed infinities in VRP.
5730 * tree-vrp.c (uses_overflow_infinity): New static function.
5731 (supports_overflow_infinity): New static function.
5732 (make_overflow_infinity): New static function.
5733 (negative_overflow_infinity): New static function.
5734 (positive_overflow_infinity): New static function.
5735 (is_negative_overflow_infinity): New static function.
5736 (is_positive_overflow_infinity): New static function.
5737 (is_overflow_infinity): New static function.
5738 (overflow_infinity_range_p): New static function.
5739 (compare_values_warnv): New function split out of compare_values.
5740 (compare_value): Call it.
5741 (set_value_range_to_nonnegative): Add overflow_infinity
5742 parameter. Change caller.
5743 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5745 (vrp_expr_computes_nonzero): Likewise.
5746 (compare_ranges, compare_range_with_value): Likewise.
5747 (compare_name_with_value, compare_names): Likewise.
5748 (vrp_evaluate_conditional): Likewise.
5749 (set_value_range): Handle infinity
5750 (vrp_operand_equal_p, operand_less_p): Likewise.
5751 (extract_range_from_assert): Likewise.
5752 (vrp_int_const_binop): Likewise.
5753 (extract_range_from_binary_expr): Likewise.
5754 (extract_range_from_unary_expr): Likewise.
5755 (extract_range_from_comparison): Likewise.
5756 (extract_range_from_expr): Likewise.
5757 (dump_value_range): Likewise.
5758 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5759 (test_for_singularity): Likewise.
5760 (vrp_int_const_binop): Remove inline qualifier.
5761 (adjust_range_with_scev): Add comment.
5762 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5764 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5766 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5767 (get_constraint_for): Likewise.
5768 (do_structure_copy): Likewise.
5769 (find_func_aliases): Fix references to MODIFY_EXPR.
5770 (intra_create_variable_infos): Tidy.
5771 * tree-ssa-operands.c (add_virtual_operand): Add argument
5773 When adding members of alias sets, if IS_CALL_SITE is true and
5774 the symbol is not call-clobbered, skip it.
5777 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5779 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5780 entry by means of emit_insn_at_entry.
5782 2007-03-02 Richard Henderson <rth@redhat.com>
5784 * expr.h (promoted_input_arg): Remove decl.
5785 * function.c (promoted_input_arg): Merge into ...
5786 * combine.c (setup_incoming_promotions): ... only caller.
5787 Rearrange to avoid double loop.
5789 2007-03-02 Ben Elliston <bje@au.ibm.com>
5790 Peter Bergner <bergner@vnet.ibm.com>
5791 Janis Johnson <janis187@us.ibm.com>
5793 * config/rs6000/dfp.md: New file.
5794 * config/rs6000/rs6000.md: Include dfp.md.
5795 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5796 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5797 and TDmode decimal float modes in FP registers.
5798 (num_insns_constant): Likewise.
5799 (rs6000_legitimate_offset_address_p): Likewise.
5800 (rs6000_legitimize_address): Likewise.
5801 (rs6000_legitimize_reload_address): Likewise.
5802 (rs6000_legitimate_address): Likewise.
5803 (rs6000_emit_move): Likewise.
5804 (function_arg_boundary): Likewise.
5805 (function_arg_advance): Likewise.
5806 (rs6000_darwin64_record_arg_recurse): Likewise.
5807 (function_arg): Likewise.
5808 (rs6000_gimplify_va_arg): Likewise.
5809 (rs6000_split_multireg_move): Likewise.
5810 (rs6000_output_function_epilogue): Likewise.
5811 (rs6000_output_function_epilogue): Likewise.
5812 (rs6000_register_move_cost): Likewise.
5813 (rs6000_function_value): Likewise.
5814 (rs6000_libcall_value): Likewise.
5816 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5818 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5820 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5822 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5823 Use $MULTIDIR to choose between the kernel and RTP headers,
5824 and use $WIND_BASE and $WIND_USR to locate them.
5826 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5828 * config/i386/i386.c (override_options): Put initialization of
5829 ix86_tune_mask and ix86_arch_mask to the correct place.
5831 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5832 Michael Meissner <michael.meissner@amd.com>
5835 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5837 (TARGET_CMOVE): Use ARCHMASK.
5838 (TARGET_CMPXCHG): Ditto.
5839 (TARGET_CMPXCHG8B): Ditto.
5840 (TARGET_XADD): Ditto.
5841 (TARGET_BSWAP): Ditto.
5842 * config/i386/i386.c (ix86_tune_mask): New global variable.
5843 (ix86_arch_mask): Ditto.
5844 (override_options): Initialize ix86_tune_mask and
5845 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5848 2007-03-02 Ben Elliston <bje@au.ibm.com>
5851 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5853 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5855 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5856 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5857 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5858 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5860 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5861 rs6000_init_dwarf_reg_sizes_extra): New.
5862 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5863 SPE register high parts.
5865 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5867 * Makefile.in: Add install-pdf target as
5868 copied from automake v1.10 rules.
5869 * configure.ac: Add install-pdf to target list.
5870 * configure: Regenerate.
5872 2007-03-01 Paul Brook <paul@codesourcery.com>
5874 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5875 modes to LDRD for DImode.
5876 (output_move_double): Fixup out of range ldrd/strd.
5877 (vfp_secondary_reload_class): Rename...
5878 (coproc_secondary_reload_class): ... to this. Add wb argument.
5879 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5880 coproc_secondary_reload_class for CLASS_IWMMXT.
5881 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5882 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5884 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5886 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5887 factor by the estimated number of iterations.
5888 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5891 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5892 decode_caches_intel, detect_caches_intel): New functions.
5893 (host_detect_local_cpu): Use detect_caches_amd and
5894 detect_caches_intel.
5896 2007-03-01 Richard Henderson <rth@redhat.com>
5898 * expr.c (emit_move_complex_push): Export.
5899 (emit_move_complex_parts): Split out from ...
5900 (emit_move_complex): ... here.
5901 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5902 * config/i386/i386.md (movcdi): New.
5904 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5907 size of mode1 to check for tieable modes in MMX case.
5909 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5911 * Makefile.in (rtlanal.o): Depend on tree.h.
5912 * rtl.h (offset_within_section_p, split_const): Declare.
5913 * rtlanal.c: Include tree.h.
5914 (offset_within_block_p): New function, taken from
5915 mips_offset_within_object_p.
5916 (split_const): New function, taken from mips_split_const.
5917 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5919 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5920 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5921 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5922 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5923 (m68k_illegitimate_symbolic_constant_p): New function.
5924 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5925 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5926 symbolic constant that might be outside the symbol's section,
5927 move the symbol first and then add the offset.
5928 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5930 * config/mips/mips.c (mips_split_const): Delete.
5931 (mips_offset_within_object_p): Delete.
5932 (mips_symbolic_constant_p): Use offset_within_section_p and
5933 split_const instead of mips_offset_within_object_p and
5935 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5936 (mips_legitimize_const_move, print_operand_reloc)
5937 (mips_dangerous_for_la25_p): Use split_const instead of
5940 2007-02-28 Eric Christopher <echristo@apple.com>
5942 * Makefile.in (install-include-dir): Don't rm -rf include.
5944 2007-02-28 Richard Guenther <rguenther@suse.de>
5947 * fold-const.c (fold_binary): Do not associate expressions
5948 with more than one variable for integer types that do not wrap.
5950 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5952 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5953 Delete, and replace with...
5954 (fold_builtin_call_array): This. Update callers to use it.
5955 * fold-const.c (fold_build_call_list): Delete, and replace with...
5956 (fold_build_call_array): This.
5957 (fold_build_call_list_initializer): Delete, and replace with...
5958 (fold_build_call_array_initializer): This.
5959 * tree.h: Update declarations to reflect above changes.
5961 * c-typeck.c (build_function_call): Store converted arguments
5962 in a stack-allocated array instead of building a list.
5963 (convert_arguments): Store arguments in the array passed in as an
5964 argument, and return the actual number of arguments.
5965 * c-format.c: (check_function_format): Pass arguments in an
5966 array instead of a list.
5967 * c-common.c (check_function_nonnull): Likewise.
5968 (check_function_sentinel): Likewise.
5969 (check_function_arguments): Likewise.
5970 * c-common.h: Update declarations to reflect above changes.
5972 2007-02-28 Jan Hubicka <jh@suse.cz>
5974 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5975 PRED_NEGATIVE_RETURN): Update outcomes.
5977 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5979 * calls.c (emit_library_call_value_1): Handle partial registers
5980 correctly when building up CALL_INSN_FUNCTION_USAGE.
5982 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5984 * pa/predicates.md (move_src_operand): Allow zero for mode.
5985 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5988 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5992 *movv2df_internal): Enable pattern only for valid operand
5994 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5995 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5997 2007-02-27 Mike Stump <mrs@apple.com>
5999 * config/darwin-crt3.c: Avoid compilation when compiling for a
6002 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6004 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6006 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6007 for fixed headers and limits.h.
6008 (install-include-dir, install-headers-tar, install-headers-cpio,
6009 install-headers-cp, real-install-headers-tar,
6010 real-install-headers-cpio, real-install-headers-cp): Handle
6011 include-fixed as well as include.
6012 (install-mkheaders): Don't install files that go only in include
6014 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6015 from GCC_INCLUDE_DIR.
6016 * gcc.c (process_command): Remove special -BstageN/ handling.
6017 (do_spec_1): Add include-fixed directories.
6019 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6021 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6023 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6025 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6028 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6030 * c-common.c (get_priority): Add check for
6031 SUPPORTS_INIT_PRIORITY.
6033 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6035 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6037 * config/bfin/bfin.c: Include "cfglayout.h".
6038 (MAX_LSETUP_DISTANCE): New macro.
6039 (struct loop_info): New members incoming, incoming_src and
6040 incoming_dest. Delete member predecessor.
6041 (length_for_loop): New function.
6042 (bfin_optimize_loop): Handle more different loop structures.
6043 (bfin_discover_loop): Rework detection of predecessor blocks by
6044 examining incoming edges.
6045 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6047 (bfin_reorder_loops): New function.
6048 (bfin_reorg_loops): Use these three new functions.
6050 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6051 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6052 (CONSTRAINT_LEN): Add entry for 'q'.
6053 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6054 Add 'q' constraints.
6055 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6056 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6058 * config/bfin/bfin.md (add_with_carry): New pattern.
6059 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6060 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6061 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6062 support unsigned multiplies too. Removed incorrect commutativity from
6063 operand 1 constraint where appropriate.
6064 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6066 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6067 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6069 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6070 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6071 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6072 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6073 usmulhisi_hh_huh): New patterns.
6075 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6076 lshifthi3): Fix output template to use half reg for operand 2.
6078 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6081 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6083 2007-02-27 Andreas Schwab <schwab@suse.de>
6085 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6087 2007-02-27 Jan Hubicka <jh@suse.cz>
6089 * predict.c (last_basic_block_p): Remove.
6090 (tree_estimate_probability): Update return heuristic for commonized
6093 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6095 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6097 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6099 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6100 * doc/cpp.texi: Standardize title page.
6101 * doc/cppinternals.texi: Likewise.
6102 * doc/gcc.texi: Standardize title page, remove version number
6103 from copyright page.
6104 * doc/gccint.texi: Likewise.
6105 * doc/install.texi: Standardize title page, add table of
6108 2007-02-26 Jan Hubicka <jh@suse.cz>
6110 * predict.def: Set outcomes according to more recent results.
6111 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6112 Remove dead predictors.
6113 * predict.c (return_prediction): Fix pasto.
6115 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6117 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6118 change; avoid a memory leak when returning early.
6120 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6122 * c-decl.c (static_ctors): Move to c-common.c.
6123 (static_dtors): Likewise.
6124 (finish_function): Use c_record_cdtor_fn.
6125 (build_cdtor): Move to c-common.c.
6126 (c_write_global_declarations): Use c_build_cdtor_fns.
6127 * c-common.h (static_ctors): Declare.
6128 (static_dtors): Likewise.
6129 (c_record_cdtor_fn): Likewise.
6130 (c_build_cdtor_fns): Likewise.
6131 * c-common.c (static_ctors): New variable.
6132 (static_dtors): Likewise.
6133 (c_record_cdtor_fn): New function.
6134 (build_cdtor): Move from c-decl.c
6135 (c_build_cdtor_fns): New function.
6137 * output.h (assemble_addr_to_section): Declare.
6138 (get_cdtor_priority_section): Likewise.
6139 * varasm.c (assemble_addr_to_section): New function.
6140 (get_cdtor_priority_section): Likewise.
6141 (default_named_section_asm_out_destructor): Use them.
6142 (destor_dtor_section_asm_out_destructor): Likewise.
6143 (default_named_section_asm_out_constructor): Likewise.
6144 (default_ctor_section_asm_out_constructor): Likewise.
6145 * config.gcc (*-*-vxworks*): Include vxworks.o.
6146 * config/t-vxworks (vxworks.o): New target.
6147 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6148 (TARGET_ASM_CONSTRUCTOR): Define.
6149 (TARGET_ASM_DESTRUCTOR): Likewise.
6150 (vxworks_asm_out_constructor): Declare.
6151 (vxworks_asm_out_destructor): Likewise.
6153 * c-common.c (get_priority): Check that we have not just an
6154 INTEGER_CST, but an integer constant with integeral type.
6156 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6158 PR tree-optimization/30938
6159 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6160 use &dt[nargs-1] instead of &dt[nargs] in the call to
6161 vect_is_simple_use().
6163 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6165 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6166 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6167 Do not attempt to handle MEM inside auto-inc expressions.
6168 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6169 of a register modified by an auto-inc expression. However, do handle
6170 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6171 (elimination_effects): Prohibit elimination of a register modified
6172 by an auto-inc expression. Disable register elimination rules whose
6173 target register is modified by an auto-inc expression with variable
6176 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6178 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6180 (array_at_struct_end_p): New function.
6181 (idx_infer_loop_bounds): Use it.
6182 (estimate_numbers_of_iterations_loop): Export.
6183 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6184 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6185 (tree_estimate_probability): Call record_loop_exits.
6186 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6187 (estimated_loop_iterations, estimated_loop_iterations_int,
6188 estimated_loop_iterations_tree): New functions.
6189 (analyze_siv_subscript_cst_affine,
6190 compute_overlap_steps_for_affine_1_2,
6191 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6192 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6193 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6194 (PRED_LOOP_ITERATIONS_GUESSED): New.
6195 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6196 * cfgloop.h (estimate_numbers_of_iterations_loop,
6197 estimated_loop_iterations_int): Declare.
6199 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6201 * doc/extend.texi: Document optional priority argument to
6202 constructors and destructors.
6203 * tree.c (init_priority_for_decl): Adjust GTY markers.
6204 (init_ttree): Use priority-info hash functions for
6205 init_priority_for_decl.
6206 (tree_map_eq): Rename to ...
6207 (tree_map_base_eq): ... this.
6208 (tree_map_marked_p): Rename to ...
6209 (tree_map_base_marked_p): ... this.
6210 (tree_map_base_hash): New function.
6211 (decl_init_priority_lookup): Rework.
6212 (decl_fini_priority_lookup): New function.
6213 (decl_priority_info): New function.
6214 (decl_init_priority_insert): Use it.
6215 (decl_fini_priority_insert): Likewise.
6216 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6218 (decl_restrict_base_insert): Likewise.
6219 (decl_debug_expr_insert): Likewise.
6220 (decl_value_expr_lookup): Likewise.
6221 (decl_value_expr_insert): Likewise.
6222 * tree.h (priority_type): New type.
6223 (decl_init_priority_lookup): Use priority_type.
6224 (decl_fini_priority_lookup): New function.
6225 (decl_init_priority_insert): Use priority_type.
6226 (decl_fini_priority_insert): New function.
6227 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6228 (DECL_INIT_PRIORITY): Likewise.
6229 (SET_DECL_INIT_PRIORITY): Add comment.
6230 (DECL_FINI_PRIORITY): New macro.
6231 (SET_DECL_FINI_PRIORITY): Likewise.
6232 (DEFAULT_INIT_PRIORITY): Document.
6233 (MAX_INIT_PRIORITY): Likewise.
6234 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6235 (tree_map_base): New type.
6236 (tree_map_base_eq): New function.
6237 (tree_map_base_hash): Likewise.
6238 (tree_map_base_marked_p): Likewise.
6239 (tree_map): Inherit from tree_map_base.
6240 (tree_map_eq): Make it a macro.
6241 (tree_map_marked_p): Likewise.
6242 (tree_int_map): Inherit from tree_map_base.
6243 (tree_int_map_eq): Make it a macro.
6244 (tree_int_map_hash): Likewise.
6245 (tree_int_map_marked_p): Likewise.
6246 (tree_priority_map): New type.
6247 (tree_priority_map_eq): New macro.
6248 (tree_priority_map_hash): Likewise.
6249 (tree_priority_map_marked_p): Likewise.
6250 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6252 (emutls_common_1): Likewise.
6253 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6254 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6255 of tree_map hierarchy.
6256 * tree-cfg.c (move_stmt_r): Likewise.
6257 (new_label_mapper): Likewise.
6258 * c-tree.h (c_expand_body): Move to ...
6259 * c-common.h (c_expand_body): ... here.
6260 * c-decl.c (c_expand_body): Move to ...
6261 * c-common.c (c_expand_body): ... here.
6262 (c_common_attribute_table): Allow 1 argument for the constructor
6263 and destructor attributes.
6264 (get_priority): New function.
6265 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6266 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6268 2007-02-24 Jan Hubicka <jh@suse.cz>
6271 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6273 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6274 Jan Hubicka <jh@suse.cz>
6277 * i386.c (counter_mode): New function.
6278 (expand_set_or_movmem_via_loop): Use it.
6279 (expand_movmem_epilogue): Likewise; fix pasto.
6280 (ix86_expand_movmem): Do emit guard even for constant counts.
6281 (ix86_expand_setmem): Likewise.
6283 2007-02-25 Nick Clifton <nickc@redhat.com>
6285 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6286 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6288 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6291 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6292 count argument with 0x10, not with 0x16.
6293 (expand_setmem_epilogue): Ditto.
6295 2007-02-24 Mike Stump <mrs@apple.com>
6297 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6300 2007-02-24 Richard Guenther <rguenther@suse.de>
6303 * fold-const.c (fold_binary): Fold x +- CST op x for
6304 EQ_EXPR and NE_EXPR.
6306 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6308 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6310 2007-02-24 Jan Hubicka <jh@suse.cz>
6312 * cgraphunit.c (decide_is_function_needed): Honor
6313 -fkeep-inline-functions.
6315 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6317 * builtins.c (fold_builtin_modf): New.
6318 (fold_builtin_2): Use it.
6320 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6322 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6323 (determine_max_iter): Take additional LOOP arg; all callers changed.
6324 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6325 one using simplifications.
6326 (simplify_using_initial_values): Return if the expression becomes
6327 invalid due to altered regs.
6329 2007-02-23 DJ Delorie <dj@redhat.com>
6331 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6333 2007-02-23 Mike Stump <mrs@apple.com>
6335 * tlink.c (scan_linker_output): Parse linker messages from
6336 darwin9's linker better.
6338 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6341 * varpool.c (varpool_assemble_pending_decls): Set
6342 varpool_last_needed_node to null.
6344 2007-02-23 DJ Delorie <dj@redhat.com>
6346 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6347 alignment bigger than the object file can handle.
6349 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6352 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6353 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6354 (*movsf_1): Penalize MMX moves.
6356 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6358 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6359 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6361 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6363 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6366 (fold_builtin_1): Use them.
6367 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6368 BUILT_IN_SIGNIFICAND.
6370 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6372 * config/i386/i386.c (bdesc_1arg): Initialize
6373 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6374 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6375 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6376 and IX86_BUILTIN_MOVSLDUP.
6378 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6380 PR rtl-optimization/30841
6381 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6383 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * builtins.c (fold_builtin_frexp): New.
6386 (fold_builtin_2): Use it.
6388 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6390 * doc/invoke.texi (Spec Files): Document getenv spec function.
6392 * gcc.c (getenv_spec_function): New function.
6393 (static_spec_functions): Add it.
6394 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6395 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6398 2007-02-22 Michael Matz <matz@suse.de
6401 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6402 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6404 2007-02-22 Ian Lance Taylor <iant@google.com>
6407 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6408 (mem_loc_descriptor): Call it.
6410 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6411 Ira Rosen <irar@il.ibm.com>
6413 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6415 2007-02-22 Ira Rosen <irar@il.ibm.com>
6417 PR tree-optimization/30843
6418 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6419 stores only after all the group is vectorized.
6421 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6423 PR tree-optimization/30858
6424 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6425 in the reduction cycle have a single use in the loop.
6426 * tree-vectorizer.h (relevant): Add documentation.
6428 2007-02-20 Mike Stump <mrs@apple.com>
6430 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6431 * configure: Regenerate.
6433 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6435 Change the defaults of some parameters and options.
6436 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6437 * config/spu/spu.c (spu_optimization_options): Add.
6438 (spu_override_options): Change params in spu_optimization_options.
6439 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6441 Register 127 is only 16 byte aligned when used as a frame pointer.
6442 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6443 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6444 HARD_FRAME_POINTER_REGNUM.
6445 (spu_legitimate_address): Use regno_aligned_for_reload.
6446 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6447 aligned when frame_pointer_needed is true.
6448 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6450 * config/spu/spu.h (INIT_EXPANDERS): Define.
6452 Make sure shift and rotate instructions have valid immediate operands.
6453 * config/spu/predicates.md (spu_shift_operand): Remove.
6454 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6455 * config/spu/constraints.md (W, O): Extend range.
6456 * config/spu/spu.md (umask, nmask): Define.
6457 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6458 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6459 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6460 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6461 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6462 (lshr<mode>3_reg): Fix rtl description.
6464 Make sure mulhisi immediate operands are valid.
6465 * config/spu/predicates.md (imm_K_operand): Add.
6466 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6468 Generate constants using fsmbi and andi.
6469 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6470 (print_operand, spu_split_immediate, classify_immediate,
6471 fsmbi_const_p): Handle IC_FSMBI2.
6473 Correctly handle a CONST_VECTOR containing symbols.
6474 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6475 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6476 (immediate_load_p): Allow symbols that use 2 instructions to create.
6477 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6478 with symbols when flag_pic is set.
6479 (const_vector_immediate_p): New.
6480 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6481 accept a CONST_VECTOR with symbols.
6482 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6483 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6485 * config/spu/spu.md (high, low): Delete.
6486 (low_<mode>): Define.
6488 Remove INTRmode and INTR_REGNUM, which didn't work.
6489 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6491 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6492 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6493 peephole2 pattern): Don't use INTR or 131.
6494 (movintrcc): Delete.
6495 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6496 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6497 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6498 (UNSPEC_SET_INTR): Add.
6499 * config/spu/spu-modes.def (INTR): Remove.
6501 More accurate warnings about run-time relocations.
6502 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6504 Correctly warn about immediate arguments to specific intrinsics.
6505 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6506 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6507 the instruction predicate.
6509 Fix tree check errors with latest update.
6510 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6512 (spu_expand_builtin): Use CALL_EXPR_FN.
6514 Add missing specific intrinsics.
6515 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6517 * config/spu/spu_internals.h: Ditto.
6519 Fix incorrect operand modifiers.
6520 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6521 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6523 Optimize one case of zero_extend of a vec_select.
6524 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6526 Accept any immediate for hbr.
6527 * config/spu/spu.md (hbr): Change s constraints to i.
6529 2007-02-21 Paul Brook <paul@codesourcery.com>
6531 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6532 condexec_count when skipping USE and CLOBBER.
6534 2007-02-21 Nick Clifton <nickc@redhat.com>
6536 * common.opt (Warray-bounds): Add Warning attribute.
6537 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6539 (fsized-zeroes): Add Optimization attribute.
6540 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6541 * c.opt (Wc++0x-compat): Add Warning attribute.
6543 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6546 * reload1.c (eliminate_regs_in_insn): In the single_set special
6547 case, attempt to re-recognize the insn before falling back to
6548 having reload fix it up.
6550 2007-02-20 Eric Christopher <echristo@gmail.com>
6552 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6553 Rewrite accordingly.
6554 (frv_read_iacc_argument): Ditto.
6555 (frv_expand_set_builtin): Take a call instead of arglist, update for
6557 (frv_expand_unop_builtin): Ditto.
6558 (frv_expand_binop_builtin): Ditto.
6559 (frv_expand_cut_builtin): Ditto.
6560 (frv_expand_binopimm_builtin): Ditto.
6561 (frv_expand_voidbinop_builtin): Ditto.
6562 (frv_expand_int_void2arg): Ditto.
6563 (frv_expand_prefetches): Ditto.
6564 (frv_expand_voidtriop_builtin): Ditto.
6565 (frv_expand_voidaccop_builtin): Ditto.
6566 (frv_expand_load_builtin): Ditto.
6567 (frv_expand_store_builtin): Ditto.
6568 (frv_expand_mdpackh_builtin): Ditto.
6569 (frv_expand_mclracc_builtin): Ditto.
6570 (frv_expand_mrdacc_builtin): Ditto.
6571 (frv_expand_mwtacc_builtin): Ditto.
6572 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6575 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6577 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6578 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6580 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6582 * configure: Regenerate.
6583 * config.in: Regenerate.
6584 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6585 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6586 masks to power6 and power6x and to POWERPC_MASKS.
6587 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6589 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6590 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6591 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6592 Access PROTOTYPE as variable, not mask.
6594 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6596 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6597 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6598 * combine.c (adjust_for_new_dest): Use it.
6599 * postreload.c (reload_combine): Likewise.
6601 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6603 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6604 notes on an insn with multiple sets, even if single_set returns
6605 non-NULL for that insn.
6607 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6612 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6614 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6615 if user didn't pass it.
6616 * config/i386/darwin.h (CC1_SPEC): Likewise.
6617 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6618 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6619 -mmacosx-version-min.
6621 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6622 Uros Bizjak <ubizjak@gmail.com>
6624 * optabs.h (enum optab_index): Add new OTI_scalb.
6625 (scalb_optab): Define corresponding macro.
6626 * optabs.c (init_optabs): Initialize scalb_optab.
6627 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6629 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6630 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6631 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6632 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6633 flag_unsafe_math_optimizations is set.
6635 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6636 to implement scalbf, scalb and scalbl built-ins as inline x87
6639 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6640 DJ Delorie <dj@redhat.com>
6643 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6644 (diagnostic_report_diagnostic): ... here, and turn them into real
6645 errors. If warnings are inhibited, no need to do anything.
6647 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6649 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6650 better code generation.
6652 2007-02-20 Ben Elliston <bje@au.ibm.com>
6654 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6656 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6658 * config/alpha/alpha.c, config/alpha/alpha.md,
6659 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6660 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6661 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6662 config/arm/lib1funcs.asm: Follow spelling conventions.
6664 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6665 config/fr30/fr30.md, config/i386/i386.h,
6666 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6667 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6668 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6669 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6670 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6671 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6672 config/sparc/sparc.c, config/sparc/sparc.h,
6673 config/sparc/sparc.md, config/spu/constraints.md,
6674 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6677 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6680 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6683 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6685 * doc/invoke.texi (-ftree-lrs): Remove.
6687 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6689 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6692 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6694 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6695 new CALL_EXPR_FN macro for retrieving the function
6696 declaration of the input expression.
6698 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6700 * c.opt (Waddress): New.
6701 * common.opt (Walways-true): Delete.
6702 (Wstring-literal-comparison): Delete.
6703 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6704 -Wstring-literal-comparison. Add -Waddress.
6706 (Walways-true): Delete.
6707 (Wstring-literal-comparison): Delete.
6708 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6709 consistently instead of -Walways-true in example.
6710 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6711 * c-typeck.c (parser_build_binary_op): Replace
6712 -Wstring-literal-comparison and -Walways-true with -Waddress.
6713 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6716 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6718 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6719 without DECL_STRUCT_FUNCTION initialized.
6721 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6723 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6724 due to calls to functions taking pointers as parameters.
6726 2007-02-19 Richard Henderson <rth@redhat.com>
6729 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6732 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6734 * config/s390/s390.c (s390_call_saved_register_used,
6735 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6736 accessed to the new scheme.
6738 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6740 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6741 (cris_print_index, cris_print_operand, cris_print_operand_address)
6742 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6743 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6744 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6746 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6747 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6748 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6749 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6750 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6751 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6752 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6753 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6754 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6755 (uminsi3, call, call_value): Ditto.
6756 (define_split: indir_to_reg_split, unnamed): Ditto.
6758 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6760 PR tree-optimization/30975
6761 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6764 2007-02-18 Eric Christopher <echristo@gmail.com>
6766 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6767 Remove use of arglist.
6768 (mips_expand_builtin): Remove use of arglist, pass in expr.
6769 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6770 (mips_expand_builtin_movtf): Ditto.
6771 (mips_expand_builtin_compare): Ditto.
6773 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6775 * tree-sra.c (sra_build_assignment): Replace assertion
6776 checking with a comment explaining why it can't be done.
6778 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6781 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6782 during CALL_EXPR representation conversion.
6783 * tree-ssa-propagate.c (set_rhs): Likewise.
6785 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6787 * tree-sra.c (sra_build_assignment): Disable assertion checking
6790 2007-02-18 Roger Sayle <roger@eyesopen.com>
6792 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6793 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6794 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6796 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6797 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6798 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6799 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6800 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6801 force_gimple_operand): Likewise.
6802 * ipa-cp.c (constant_val_insert): Likewise.
6803 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6804 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6805 perfect_nestify): Likewise.
6806 * langhooks.c (lhd_omp_assignment): Likewise.
6807 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6808 lower_copyprivate_clauses, lower_send_clauses,
6809 lower_send_shared_vars, expand_parallel_call,
6810 expand_omp_for_generic, expand_omp_for_static_nochunk,
6811 expand_omp_for_static_chunk, expand_omp_sections,
6812 lower_omp_single_copy, lower_omp_for_lastprivate,
6813 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6814 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6815 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6818 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6820 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6821 config/sh/sh.md: Follow spelling conventions.
6823 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6824 config/frv/predicates.md: Follow spelling conventions.
6826 * config/m68k/linux-unwind.h: Fix a comment typo.
6827 * target.h: Follow spelling conventions.
6829 2007-02-18 Roger Sayle <roger@eyesopen.com>
6831 PR rtl-optimization/28173
6832 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6833 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6834 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6835 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6836 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6838 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6840 * builtins.c (fold_builtin_load_exponent): New.
6841 (fold_builtin_2): Use it.
6843 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6845 PR rtl-optimization/30773
6846 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6847 if we fail to attach a REG_EQUIV note.
6849 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6850 Roger Sayle <roger@eyesopen.com>
6852 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6854 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6856 * calls.c (initialize_argument_information): Pass original EXP
6857 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6858 code to split complex arguments here, as part of initializing the
6860 (expand_call): Remove code that builds a list of arguments and
6861 inserts implicit arguments into it. Instead, just count how many
6862 implicit arguments there will be so we can determine the size of
6863 the ARGS array, and let initialize_argument_information do the work.
6864 (split_complex_values): Delete unused function.
6866 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6868 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6870 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6872 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6873 for arg pointer based indexed addressing.
6875 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6877 * config/ia64/ia64.h, config/ia64/ia64.md,
6878 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6879 spelling conventions.
6881 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6883 * config/m68k/m68k.c (split_di): New.
6884 * config/m68k/m68k-protos.h: Declare split_di.
6885 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6886 Improve predicate handling and split constant shifts.
6888 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6890 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6891 parameter for register bitfield operations, general predicates
6894 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6896 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6897 * config/m68k/linux-unwind.h: New file.
6899 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6901 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6902 config/i386/athlon.md, config/ia64/ia64.md,
6903 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6904 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6905 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6906 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6907 tree-vect-transform.c: Fix comment typos.
6909 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6911 * sched-deps.c (find_insn_list): Remove.
6912 * sched-int.h: Remove the prototype for find_insn_list.
6914 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6916 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6918 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6919 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6920 darwin_rs6000_override_options.
6921 (C_COMMON_OVERRIDE_OPTIONS): Expect
6922 darwin_macosx_version_min to be non-NULL always.
6923 (TARGET_C99_FUNCTIONS): Likewise.
6924 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6925 (DARWIN_MINVERSION_SPEC): New.
6926 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6927 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6929 (DARWIN_MINVERSION_SPEC): New.
6930 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6932 * config/darwin-c.c (darwin_cpp_builtins): Expect
6933 darwin_macosx_version_min to be non-NULL always.
6935 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6937 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6939 * config/i386/i386.h (x86_use_xchgb): New.
6940 (TARGET_USE_XCHGB): New macro.
6941 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6942 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6943 Split after reload into bswaphi for shifts of 8.
6944 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6945 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6946 or when optimizing for size.
6948 2007-02-16 Richard Guenther <rguenther@suse.de>
6949 Christian Bruel <christian.bruel@st.com>
6951 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6952 DECLs but prefer SSA_NAMEs over DECLs.
6954 2007-02-16 Richard Guenther <rguenther@suse.de>
6956 * tree-flow-inline.h (single_imm_use_p): Remove.
6957 (zero_imm_uses_p): Likewise.
6958 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6959 instead of single_imm_use_p.
6960 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6963 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6966 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6967 nested double- and backquotes.
6969 2007-02-15 Roger Sayle <roger@eyesopen.com>
6972 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6973 should be unreachable.
6974 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6975 For the time being redirect GIMPLE_MODIFY_STMT to the new
6976 (renamed) build_gimple_modify_stmt_stat.
6977 (build2_gimple_stat): Rename to...
6978 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6979 Always build a GIMPLE_MODIFY_STMT node.
6980 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6981 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6984 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6985 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6986 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6987 expand_complex_div_wide): Likewise.
6988 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6989 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6990 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6991 * tree-ssa-loop-manip.c (create_iv): Likewise.
6992 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6993 abs_replacement): Likewise.
6994 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6995 realify_fake_stores): Likewise.
6997 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6998 node rather than a GIMPLE_MODIFY_STMT node.
6999 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7000 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7002 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7003 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7006 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7009 * fold-const.c (fold_comparison): Add back the
7010 folding of constant complex comparisions.
7012 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7015 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7016 effects unknown to this function, return early.
7018 2007-02-15 Ian Lance Taylor <iant@google.com>
7020 * lower-subreg.c (move_eh_region_note): New static function.
7021 (resolve_simple_move): Call it.
7022 (decompose_multiword_subregs): Track blocks for which we resolve a
7023 simple move which is also a control flow insn. Pass them to
7024 find_many_sub_basic_blocks.
7025 (pass_lower_subreg): Add TODO_verify_flow.
7026 (pass_lower_subreg2): Likewise.
7028 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7029 Brooks Moses <brooks.moses@codesourcery.com>
7030 Lee Millward <lee.millward@codesourcery.com>
7032 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7033 (VL_EXP_CLASS_P): New.
7034 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7036 (TREE_OPERAND_CHECK_CODE): Likewise.
7037 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7038 (TREE_RTL_OPERAND_CHECK): Likewise.
7039 (tree_operand_check_failed): Make second parameter the whole tree
7040 instead of its code. Fixed callers.
7041 (VL_EXP_CHECK): New.
7042 (TREE_OPERAND_LENGTH): New.
7043 (VL_EXP_OPERAND_LENGTH): New.
7044 (CALL_EXPR_FN): New.
7045 (CALL_EXPR_STATIC_CHAIN): New.
7046 (CALL_EXPR_ARGS): New.
7047 (CALL_EXPR_ARG): New.
7048 (call_expr_nargs): New.
7049 (CALL_EXPR_ARGP): New.
7050 (build_nt_call_list): Declare.
7051 (build_vl_exp_stat): Declare.
7052 (build_vl_exp): New.
7053 (build_call_list): Declare.
7054 (build_call_nary): Declare.
7055 (build_call_valist): Declare.
7056 (build_call_array): Declare.
7057 (call_expr_arg): Declare.
7058 (call_expr_argp): Declare.
7059 (call_expr_arglist): Declare.
7060 (fold_build_call_list): Declare.
7061 (fold_build_call_list_initializer): Declare.
7062 (fold_call_expr): Declare to replace fold_builtin.
7063 (fold_builtin_fputs): Update to agree with modified definition.
7064 (fold_builtin_strcpy): Likewise.
7065 (fold_builtin_strncpy): Likewise.
7066 (fold_builtin_memory_chk): Likewise.
7067 (fold_builtin_stxcpy_chk): Likewise.
7068 (fold_builtin_strncpy_chk): Likewise.
7069 (fold_builtin_next_arg): Likewise.
7070 (fold_build_call_expr): Declare.
7071 (fold_builtin_call_list): Declare.
7072 (fold_builtin_call_valist): Declare.
7073 (build_call_expr): Declare.
7074 (validate_arglist): Update to agree with modified definition.
7075 (tree_operand_length): New.
7076 (call_expr_arg_iterator): New.
7077 (init_call_expr_arg_iterator): New.
7078 (next_call_expr_arg): New.
7079 (first_call_expr_arg): New.
7080 (more_call_expr_args_p): New.
7081 (FOR_EACH_CALL_EXPR_ARG): New.
7083 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7084 and tcc_gimple_stmt.
7085 (tree_code_size): Update documentation. Use sizeof (tree) rather
7086 than sizeof (char *).
7087 (tree_size): Likewise. Add case for tcc_vl_exp.
7088 (tree_node_structure): Add case for tcc_vl_exp.
7089 (contains_placeholder_p): Likewise.
7090 (substitute_in_expr): Likewise.
7091 (substitute_placeholder_in_expr): Likewise.
7092 (stabilize_reference_1): Likewise.
7093 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7094 to diagnose breakage of this interface for constructing CALL_EXPRs.
7095 (build_nt): Add similar assertion here.
7096 (build_nt_call_list): New.
7097 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7098 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7100 (get_callee_fndecl): Use new CALL_EXPR accessors.
7101 (tree_operand_check_failed): Change parameters to pass entire node
7102 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7103 (process_call_operands): New.
7104 (build_vl_exp_stat): New.
7105 (build_call_list): New.
7106 (build_call_nary): New.
7107 (build_call_valist): New.
7108 (build_call_array): New.
7109 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7110 (call_expr_arglist): New.
7112 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7113 tcc_vl_exp instead of a fixed-size tcc_expression.
7115 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7116 accessors for CALL_EXPRs.
7117 (AGGR_INIT_EXPR): Likewise.
7119 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7120 Brooks Moses <brooks.moses@codesourcery.com>
7121 Lee Millward <lee.millward@codesourcery.com>
7123 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7124 (expand_builtin_nonlocal_goto): Change parameter to be entire
7125 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7126 (expand_builtin_prefetch): Likewise.
7127 (expand_builtin_classify_type): Likewise.
7128 (mathfn_built_in): Return NULL_TREE instead of 0.
7129 (expand_errno_check): Use new CALL_EXPR accessors.
7130 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7131 Return NULL_RTX instead of 0.
7132 (expand_builtin_mathfn_2): Likewise.
7133 (expand_builtin_mathfn_3): Likewise.
7134 (expand_builtin_interclass_mathfn): Likewise.
7135 (expand_builtin_sincos): Likewise.
7136 (expand_builtin_cexpi): Likewise.
7137 (expand_builtin_int_roundingfn): Likewise.
7138 (expand_builtin_int_roundingfn_2): Likewise.
7139 (expand_builtin_pow): Likewise.
7140 (expand_builtin_powi): Likewise.
7141 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7142 of arglist, fixing callers appropriately. Use new CALL_EXPR
7143 accessors and constructors. Return NULL_RTX instead of 0.
7144 (expand_builtin_strstr): Likewise.
7145 (expand_builtin_strchr): Likewise.
7146 (expand_builtin_strrchr): Likewise.
7147 (expand_builtin_strpbrk): Likewise.
7148 (expand_builtin_memcpy): Likewise.
7149 (expand_builtin_mempcpy): Likewise.
7150 (expand_builtin_mempcpy_args): New.
7151 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7152 (expand_builtin_memmove_args): New.
7153 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7154 (expand_movstr): Likewise.
7155 (expand_builtin_strcpy): Likewise.
7156 (expand_builtin_strcpy_args): New.
7157 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7158 (expand_builtin_strncpy): Likewise.
7159 (expand_builtin_memset): Likewise.
7160 (expand_builtin_memset_args): New.
7161 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7162 (expand_builtin_memcmp): Likewise.
7163 (expand_builtin_strcmp): Likewise.
7164 (expand_builtin_strncmp): Likewise.
7165 (expand_builtin_strcat): Likewise.
7166 (expand_builtin_strncat): Likewise.
7167 (expand_builtin_strspn): Likewise.
7168 (expand_builtin_strcspn): Likewise.
7169 (expand_builtin_args_info): Likewise.
7170 (expand_builtin_va_start): Likewise.
7171 (gimplify_va_arg_expr): Likewise.
7172 (expand_builtin_va_end): Likewise.
7173 (expand_builtin_va_copy): Likewise.
7174 (expand_builtin_frame_address): Likewise.
7175 (expand_builtin_alloca): Likewise.
7176 (expand_builtin_bswap): Likewise.
7177 (expand_builtin_unop): Likewise.
7178 (expand_builtin_fputs): Likewise.
7179 (expand_builtin_expect): Likewise.
7180 (expand_builtin_fabs): Likewise.
7181 (expand_builtin_copysign): Likewise.
7182 (expand_builtin_printf): Likewise.
7183 (expand_builtin_fprintf): Likewise.
7184 (expand_builtin_sprintf): Likewise.
7185 (expand_builtin_init_trampoline): Likewise.
7186 (expand_builtin_signbit): Likewise.
7187 (expand_builtin_fork_or_exec): Likewise.
7188 (expand_builtin_sync_operation): Likewise.
7189 (expand_builtin_compare_and_swap): Likewise.
7190 (expand_builtin_lock_test_and_set): Likewise.
7191 (expand_builtin_lock_release): Likewise.
7192 (expand_builtin): Likewise.
7193 (builtin_mathfn_code): Likewise.
7195 (fold_builtin_constant_p): Pass call arguments individually instead
7196 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7197 accessors and constructors. Return NULL_TREE instead of 0.
7198 (fold_builtin_expect): Likewise.
7199 (fold_builtin_classify_type): Likewise.
7200 (fold_builtin_strlen): Likewise.
7201 (fold_builtin_nan): Likewise.
7202 (integer_valued_real_p): Likewise.
7203 (fold_trunc_transparent_mathfn): Likewise.
7204 (fold_fixed_mathfn): Likewise.
7205 (fold_builtin_cabs): Likewise.
7206 (fold_builtin_sqrt): Likewise.
7207 (fold_builtin_cbrt): Likewise.
7208 (fold_builtin_cos): Likewise.
7209 (fold_builtin_cosh): Likewise.
7210 (fold_builtin_tan): Likewise.
7211 (fold_builtin_sincos): Likewise.
7212 (fold_builtin_cexp): Likewise.
7213 (fold_builtin_trunc): Likewise.
7214 (fold_builtin_floor): Likewise.
7215 (fold_builtin_ceil): Likewise.
7216 (fold_builtin_round): Likewise.
7217 (fold_builtin_int_roundingfn): Likewise.
7218 (fold_builtin_bitop): Likewise.
7219 (fold_builtin_bswap): Likewise.
7220 (fold_builtin_logarithm): Likewise.
7221 (fold_builtin_hypot): Likewise.
7222 (fold_builtin_pow): Likewise.
7223 (fold_builtin_powi): Likewise.
7224 (fold_builtin_exponent): Likewise.
7225 (fold_builtin_memset): Likewise.
7226 (fold_builtin_bzero): Likewise.
7227 (fold_builtin_memory_op): Likewise.
7228 (fold_builtin_bcopy): Deleted; call site changed to invoke
7229 fold_builtin_memory_op directly.
7230 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7231 (fold_builtin_strncpy): Likewise.
7232 (fold_builtin_memcmp): Likewise.
7233 (fold_builtin_strcmp): Likewise.
7234 (fold_builtin_strncmp): Likewise.
7235 (fold_builtin_signbit): Likewise.
7236 (fold_builtin_copysign): Likewise.
7237 (fold_builtin_isascii): Likewise.
7238 (fold_builtin_toascii): Likewise.
7239 (fold_builtin_isdigit): Likewise.
7240 (fold_builtin_fabs): Likewise.
7241 (fold_builtin_abs): Likewise.
7242 (fold_builtin_fmin_fmax): Likewise.
7243 (fold_builtin_carg): Likewise.
7244 (fold_builtin_classify): Likewise.
7245 (fold_builtin_unordered_cmp): Likewise.
7247 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7248 New functions split out from fold_builtin_1.
7249 (fold_builtin_n): New.
7250 (fold_builtin_varargs): New.
7251 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7253 (fold_call_expr): New.
7254 (build_function_call_expr): Rewrite to use new helper function.
7255 (fold_builtin_call_list): New.
7256 (build_call_expr): New.
7257 (fold_builtin_call_valist): New.
7258 (rewrite_call_expr): New.
7259 (validate_arg): New.
7260 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7261 of an arglist. Change return type to bool. Use new CALL_EXPR
7264 (fold_builtin_strstr): Pass call arguments individually instead
7265 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7266 accessors and constructors. Return NULL_TREE instead of 0.
7267 (fold_builtin_strchr): Likewise.
7268 (fold_builtin_strrchr): Likewise.
7269 (fold_builtin_strpbrk): Likewise.
7270 (fold_builtin_strcat): Likewise.
7271 (fold_builtin_strncat): Likewise.
7272 (fold_builtin_strspn): Likewise.
7273 (fold_builtin_strcspn): Likewise.
7274 (fold_builtin_fputs): Likewise.
7275 (fold_builtin_next_arg): Likewise.
7276 (fold_builtin_sprintf): Likewise.
7278 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7279 NULL_RTX instead of 0.
7280 (expand_builtin_memory_chk): Likewise.
7281 (maybe_emit_chk_warning): Likewise.
7282 (maybe_emit_sprintf_chk_warning): Likewise.
7284 (fold_builtin_object_size): Pass call arguments individually instead
7285 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7286 accessors and constructors. Return NULL_TREE instead of 0.
7287 (fold_builtin_memory_chk): Likewise.
7288 (fold_builtin_stxcpy_chk): Likewise.
7289 (fold_builtin_strncpy_chk): Likewise.
7290 (fold_builtin_strcat_chk): Likewise.
7291 (fold_builtin_strcat_chk): Likewise.
7292 (fold_builtin_strncat_chk): Likewise.
7293 (fold_builtin_sprintf_chk): Likewise.
7294 (fold_builtin_snprintf_chk): Likewise.
7295 (fold_builtin_printf): Likewise.
7296 (fold_builtin_vprintf): Likewise.
7298 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7300 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7301 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7302 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7303 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7304 (fold_unary): Likewise.
7305 (fold_binary): Likewise.
7306 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7307 ternary expressions.
7308 (fold): Add logic for tcc_vl_exp.
7309 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7310 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7311 (fold_build3_stat): Add assertion to flag broken interface for
7312 constructing CALL_EXPRs.
7313 (fold_build_call_list): New.
7314 (fold_build_call_list_initializer): New.
7315 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7317 (fold_strip_sign_ops): Likewise.
7319 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7320 Brooks Moses <brooks.moses@codesourcery.com>
7321 Lee Millward <lee.millward@codesourcery.com>
7323 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7324 accessors and dump arguments explicitly.
7326 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7328 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7330 (print_call_name): Use new CALL_EXPR accessors.
7332 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7333 CALL_EXPR arguments explicitly instead of as a list. Use
7334 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7336 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7337 (vrp_visit_stmt): Likewise.
7339 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7340 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7342 (force_move_till_expr): Likewise.
7344 * targhooks.c (default_external_stack_protect_fail): Use
7345 build_call_expr instead of build_function_call_expr.
7346 (default_hidden_stack_protect_fail): Likewise.
7348 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7351 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7352 and walk arguments explicitly.
7354 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7355 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7356 (expand_simple_operations): Likewise.
7357 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7359 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7360 of TREE_CODE_LENGTH.
7361 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7363 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7364 instead of TREE_CODE_LENGTH.
7366 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7367 (tree_ic_transform): Likewise.
7368 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7369 parameter instead of arglist. Fix callers.
7370 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7371 (tree_stringops_transform): Likewise.
7372 (tree_indirect_call_to_profile): Likewise.
7373 (tree_stringops_values_to_profile): Likewise.
7375 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7376 (eliminate_tail_call): Likewise.
7378 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7380 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7381 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7383 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7385 * omp-low.c (build_omp_barrier): Use build_call_expr.
7386 (lower_rec_input_clauses): Likewise.
7387 (lower_reduction_clauses): Likewise.
7388 (expand_parallel_call): Likewise.
7389 (maybe_catch_exception): Likewise.
7390 (expand_omp_for_generic): Likewise.
7391 (expand_omp_for_static_nochunk): Likewise.
7392 (expand_omp_sections): Likewise.
7393 (lower_omp_single_simple): Likewise.
7394 (lower_omp_single_copy): Likewise.
7395 (lower_omp_master): Likewise.
7396 (lower_omp_ordered): Likewise.
7397 (lower_omp_critical): Likewise.
7399 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7400 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7402 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7403 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7404 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7406 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7407 and generalize to handle any number of operands.
7408 (chrec_contains_undetermined): Likewise.
7409 (tree_contains_chrecs): Likewise.
7410 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7412 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7414 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7415 fold_call_expr instead of fold_builtin.
7416 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7417 match declarations there.
7418 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7421 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7424 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7425 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7427 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7430 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7431 (execute_cse_sincos): Use new CALL_EXPR accessors.
7433 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7435 * gimple-low.c (lower_function_body): Use build_call_expr.
7436 (lower_builtin_setjmp): Likewise.
7438 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7439 (set_storage_via_libcall): Likewise.
7440 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7441 instead of TREE_CODE_LENGTH.
7442 (expand_expr_real_1): Use new CALL_EXPR accessors.
7444 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7445 generalize to handle any number of operands.
7446 (TB_parent_eq): Likewise.
7448 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7449 (strip_builtin_expect): Likewise.
7451 * function.c (gimplify_parameters): Use build_call_expr.
7453 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7454 instead of TREE_CODE_LENGTH.
7456 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7457 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7459 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7462 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7463 (gimplify_decl_expr): Likewise.
7464 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7465 Use new CALL_EXPR iterators.
7466 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7467 (gimplify_modify_expr_to_memset): Likewise.
7468 (gimplify_variable_sized_compare): Likewise.
7469 (gimplify_omp_atomic_fetch_op): Likewise.
7470 (gimplify_omp_atomic_pipeline): Likewise.
7471 (gimplify_omp_atomic_mutex): Likewise.
7472 (gimplify_function_tree): Likewise.
7474 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7475 (call_expr_flags): Likewise.
7476 (expand_call): Likewise.
7478 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7479 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7482 * coverage.c (create_coverage): Use build_call_expr.
7484 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7485 (temp_call_expr_obstack): New.
7486 (pool_copy_list): Delete.
7487 (temp_copy_call_expr): New.
7488 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7489 CALL_EXPR accessors. Get rid of special goo for copying argument
7490 lists and use temp_copy_call_expr instead.
7491 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7492 CALL_EXPR accessors.
7493 (create_expression_by_pieces): Likewise. Use build_call_array
7494 to construct the result instead of fold_build3.
7495 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7496 dealing with argument lists.
7497 (init_pre): Remove references to expression_node_pool and
7498 list_node_pool. Init temp_call_expr_obstack instead.
7499 (fini_pre): Remove references to expression_node_pool and
7502 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7503 and walk arguments explicitly instead of as a list.
7505 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7506 (mx_register_decls): Likewise.
7507 (mudflap_register_call): Likewise.
7508 (mudflap_finish_file): Likewise.
7510 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7511 (ipa_callsite_compute_param): Likewise.
7513 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7514 accessors and constructor.
7516 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7517 accessors and constructor.
7518 (convert_tramp_reference): Likewise.
7519 (convert_call_expr): Likewise.
7520 (finalize_nesting_tree_1): Likewise.
7522 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7525 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7527 * tree-inline.c (initialize_inlined_parameters): Pass entire
7528 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7530 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7531 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7533 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7534 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7535 (vectorizable_reduction): Likewise.
7536 (vectorizable_call): Use new CALL_EXPR iterators.
7537 (vectorizable_conversion): Use build_call_expr.
7538 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7539 (vect_gen_widened_results_half): Use build_call_expr.
7540 (vect_setup_realignment): Likewise.
7541 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7543 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7544 (pass_through_call): Likewise.
7545 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7548 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7549 (tree_gen_pow2_profiler): Likewise.
7550 (tree_gen_one_value_profiler): Likewise.
7551 (tree_gen_ic_func_profiler): Likewise.
7552 (tree_gen_average_profiler): Likewise.
7553 (tree_gen_ior_profiler): Likewise.
7555 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7556 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7557 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7559 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7560 of TREE_CODE_LENGTH.
7562 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7563 of TREE_CODE_LENGTH.
7565 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7567 (convert_to_integer): Likewise.
7569 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7572 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7573 Brooks Moses <brooks.moses@codesourcery.com>
7574 Lee Millward <lee.millward@codesourcery.com>
7576 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7578 * config/frv/frv.c (frv_expand_builtin): Likewise.
7579 * config/s390/s390.c (s390_expand_builtin): Likewise.
7581 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7582 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7584 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7585 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7586 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7587 (ix86_expand_store_builtin): Likewise.
7588 (ix86_expand_unop_builtin): Likewise.
7589 (ix86_expand_unop1_builtin): Likewise.
7590 (ix86_expand_sse_compare): Likewise.
7591 (ix86_expand_sse_comi): Likewise.
7592 (ix86_expand_vec_init_builtin): Likewise.
7593 (ix86_expand_vec_ext_builtin): Likewise.
7594 (ix86_expand_vec_set_builtin): Likewise.
7595 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7597 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7598 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7600 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7601 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7602 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7604 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7606 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7607 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7608 arglist. Use new CALL_EXPR accessors. Fix callers.
7609 (altivec_expand_abs_builtin): Likewise.
7610 (rs6000_expand_binop_builtin): Likewise.
7611 (altivec_expand_predicate_builtin): Likewise.
7612 (altivec_expand_lv_builtin): Likewise.
7613 (spe_expand_stv_builtin): Likewise.
7614 (altivec_expand_stv_builtin): Likewise.
7615 (rs6000_expand_ternop_builtin): Likewise.
7616 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7617 (altivec_expand_st_builtin): Likewise.
7618 (altivec_expand_dst_builtin): Likewise.
7619 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7620 arglist. Use new CALL_EXPR accessors. Fix callers.
7621 (altivec_expand_vec_set_builtin): Likewise.
7622 (altivec_expand_vec_ext_builtin): Likewise.
7623 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7624 (spe_expand_builtin): Likewise.
7625 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7626 arglist. Use new CALL_EXPR accessors. Fix callers.
7627 (spe_expand_evsel_builtin): Likewise.
7628 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7629 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7631 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7632 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7633 (arm_expand_unop_builtin): Likewise.
7634 (arm_expand_builtin): Use new CALL_EXPR accessors.
7636 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7639 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7640 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7641 (bfin_expand_unop_builtin): Likewise.
7642 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7644 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7645 Brooks Moses <brooks.moses@codesourcery.com>
7646 Lee Millward <lee.millward@codesourcery.com>
7648 * c-semantics.c (build_stmt): Add internal diagnostic check.
7650 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7651 accessors. Print arguments explicitly instead of as a list.
7653 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7655 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7656 (c_finish_omp_flish): Likewise.
7658 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7659 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7660 instead of TREE_CODE_LENGTH.
7661 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7662 (c_warn_unused_result): Likewise.
7664 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7667 * doc/invoke.texi (Warning Options): Remove
7668 -Werror-implicit-function-declaration.
7669 (Wimplicit-function-declaration): Update description.
7670 * opts.c (common_handle_option): Move handling of -Werror=* to...
7671 (enable_warning_as_error): ...here.
7672 * opts.h (enable_warning_as_error): Declare.
7673 * c-decl.c (implicit_decl_warning): Unless
7674 -Wno-implicit-function-declaration is given, emit a pedwarn if
7675 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7676 * c.opt (Wimplicit-function-declaration): Replace
7677 mesg_implicit_function_declaration with
7678 warn_implicit_function_declaration.
7679 * c-opts.c (c_common_handle_option):
7680 -Werror-implicit-function-declaration is exactly equal as
7681 -Werror=implicit-function-declaration.
7682 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7683 warn_implicit_function_declaration.
7684 (c_common_post_options): -Wimplict-function-declaration is enabled
7685 by default by -std=c99, otherwise is disabled by default.
7686 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7688 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7690 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7691 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7692 former is ignored but not the latter.
7694 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7696 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7697 is made and the reference doesn't use the alias set of its type,
7698 do not create the temporary using that type.
7700 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7702 * jump.c: Remove prototypes for delete_computation and
7703 delete_prior_computation.
7705 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7707 * jump.c (get_label_after): Delete.
7708 (get_label_before, delete_computation, delete_jump,
7709 delete_prior_computation, follow_jumps): Move...
7710 * reorg.c (delete_computation, delete_prior_computation): ... here...
7711 (get_label_before, delete_jump): ... making these static ...
7712 (follow_jumps): ... and simplifying this since it only runs after
7714 * rtl.h (get_label_after, get_label_before, delete_jump,
7715 follow_jumps): Delete prototypes.
7717 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7719 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7721 2007-02-15 Nick Clifton <nickc@redhat.com>
7723 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7724 order to prevent it from being munged by the target.
7726 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7728 * config/i386/i386.md: Remove misleading comment.
7730 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7732 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7733 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7736 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7738 * tree-sra.c (instantiate_missing_elements): Canonicalize
7740 (sra_build_assignment): New.
7741 (generate_copy_inout, generate_element_copy,
7742 generate_element_zero, generate_one_element_init): Use it.
7744 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7746 * tree-sra.c (instantiate_missing_elements): Canonicalize
7748 (sra_build_assignment): New.
7749 (generate_copy_inout, generate_element_copy,
7750 generate_element_zero, generate_one_element_init): Use it.
7752 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7754 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7757 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7759 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7760 types as aggregates not scalars.
7761 * function.c (assign_stack_temp_for_type): Likewise.
7763 2007-02-14 Roger Sayle <roger@eyesopen.com>
7764 Zdenek Dvorak <dvorakz@suse.cz>
7766 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7769 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7771 * passes.c (next_pass_1): Clear the next field of the copied
7774 2007-02-14 Richard Henderson <rth@redhat.com>
7776 * tree-sra.c (early_sra): New.
7777 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7778 (tree_sra_early, pass_sra_early): New.
7779 * tree-pass.h (pass_sra_early): Declare.
7780 * passes.c (init_optimization_passes): Use it.
7782 2007-02-14 Richard Guenther <rguenther@suse.de>
7784 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7786 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7788 PR tree-optimization/30771
7789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7791 (vect_analyze_operations): Induction phis can now be marked as
7793 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7794 Update documentation accordingly.
7796 2007-02-14 Nick Clifton <nickc@redhat.com>
7798 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7799 most 3 arguments are supported.
7800 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7802 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7804 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7805 Ensure dst->current is valid.
7807 2007-02-13 Paul Brook <paul@codesourcery.com>
7809 * config.gcc: Add arm*-*-uclinux-*eabi.
7810 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7811 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7812 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7813 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7814 (LINK_SPEC): Define.
7816 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7818 * config/arm/uclinux-eabi.h: New file.
7819 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7820 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7823 2007-02-13 Ian Lance Taylor <iant@google.com>
7825 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7826 * flags.h (warn_strict_overflow): Declare.
7827 (enum warn_strict_overflow_code): Define.
7828 (issue_strict_overflow_warning): New static inline function.
7829 * opts.c (warn_strict_overflow): New variable.
7830 (common_handle_option): Handle OPT_Wstrict_overflow and
7831 OPT_Wstrict_overflow_.
7832 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7834 * fold-const.c: Include intl.h.
7835 (fold_deferring_overflow_warnings): New static variable.
7836 (fold_deferred_overflow_warning): New static variable.
7837 (fold_deferred_overflow_code): New static variable.
7838 (fold_defer_overflow_warnings): New function.
7839 (fold_undefer_overflow_warnings): New function.
7840 (fold_undefer_and_ignore_overflow_warnings): New function.
7841 (fold_deferring_overflow_warnings_p): New function.
7842 (fold_overflow_warning): New static function.
7843 (make_range): Add strict_overflow_p parameter. Change all
7845 (extract_muldiv, extract_muldiv_1): Likewise.
7846 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7847 tree_expr_nonnegative_p.
7848 (fold_negate_expr): Call fold_overflow_warning.
7849 (fold_range_test): Likewise.
7850 (fold_comparison): Likewise.
7851 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7852 instead of tree_expr_nonnegative_p.
7853 (tree_expr_nonnegative_warnv_p): Rename from
7854 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7855 (tree_expr_nonnegative_p): New function.
7856 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7857 strict_overflow_p parameter.
7858 (tree_expr_nonzero_p): New function.
7859 * passes.c (verify_interpass_invariants): New static function.
7860 (execute_one_pass): Call it.
7861 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7863 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7864 (estimate_numbers_of_iterations): Likewise.
7865 (scev_probably_wraps_p): Likewise.
7866 * tree-ssa-ccp.c: Include "toplev.h".
7867 (evaluate_stmt): Defer fold overflow warnings until we know we are
7869 (struct fold_stmt_r_data): Add stmt field.
7870 (fold_stmt_r): Defer fold overflow warnings until we know we
7872 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7873 (fold_stmt_inplace): Likewise.
7874 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7875 (cleanup_control_expr_graph): Defer fold overflow warnings until
7876 we know we are going to optimize.
7877 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7878 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7880 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7881 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7882 * tree-ssa-loop-manip.c (create_iv): Likewise.
7883 * c-typeck.c (build_conditional_expr): Likewise.
7884 (build_binary_op): Likewise.
7885 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7886 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7887 (extract_range_from_unary_expr): Likewise.
7888 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7889 assuming that signed overflow does not occur.
7890 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7891 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7892 (fold_defer_overflow_warnings): Declare.
7893 (fold_undefer_overflow_warnings): Declare.
7894 (fold_undefer_and_ignore_overflow_warnings): Declare.
7895 (fold_deferring_overflow_warnings_p): Declare.
7896 (tree_expr_nonzero_warnv_p): Declare.
7897 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7899 (Warning Options): Document -Wstrict-overflow.
7900 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7901 (tree-ssa-ccp.o): Likewise.
7902 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7903 (fold-const.o): Depend on intl.h.
7905 2007-02-13 Ian Lance Taylor <iant@google.com>
7908 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7911 2007-02-13 Stuart Hastings <stuart@apple.com>
7913 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7915 2007-02-13 Richard Henderson <rth@redhat.com>
7917 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7918 handled_component_p before looking for the indirect_ref.
7920 2007-02-13 Richard Henderson <rth@redhat.com>
7922 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7923 remove flags clobber.
7924 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7925 (bswaphi_lowpart): New.
7926 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7927 remove TARGET_BSWAP test. Delete expander of the same name.
7929 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7930 (expand_unop): Use them.
7932 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7934 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7935 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7936 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7937 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7938 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7939 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7940 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7941 assembler dialect choice from asm templates.
7943 2007-02-12 Richard Henderson <rth@redhat.com>
7945 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7946 (fixuns_trunc<SSEMODEF>si2): Use it.
7947 * config/i386/sse.md (vec_setv4sf_0): Export.
7948 * config/i386/i386.c (ix86_build_const_vector): Export.
7949 (ix86_split_convert_uns_si_sse): Rename from
7950 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7951 * config/i386/i386-protos.h: Update.
7953 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7956 * c-typeck.c (c_finish_return): Improve warning message.
7958 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7960 * alias.c (find_symbolic_term): Delete unused function.
7962 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7964 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7965 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7966 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7968 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7970 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7971 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7972 the function, temporarily point the debug interface to the null one.
7974 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7976 * dwarf2out.c (round_up_to_align): New static function.
7977 (field_byte_offset): Use it to round the offset.
7979 2007-02-12 Richard Henderson <rth@redhat.com>
7981 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7982 (inswl_const): Export.
7984 2007-02-12 Richard Henderson <rth@redhat.com>
7986 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7987 result mode of the libcall, convert back to outmode.
7989 2007-02-12 Roger Sayle <roger@eyesopen.com>
7991 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7992 (bswapdi2): New define_expand to implement 32-bit implementation.
7994 2007-02-12 Nick Clifton <nickc@redhat.com>
7996 * doc/invoke.texi (Overall Options): Document --help=.
7997 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7998 (cc1_options): Pass --help= on to cc1.
7999 (display_help): Add description of --help=.
8000 (process_command): Add code to handle --help=. Allow translated
8001 --help and --target-help switches to be passed on to compiler
8003 (main): Remove unused if statement.
8004 * opts.c (columns): Remove.
8005 (LEFT_COLUMN): Define.
8006 (wrap_help): Add columns argument.
8007 (print_filtered_help): Change parameters to be an include bitmask,
8008 an exclude bitmask, an any bitmask and the column width. Move the
8009 code to display the params list here. Add code to display the
8010 status of options rather than their descriptions if the quiet flag
8012 (print_specific_help): Change parameters to be an include bitmask,
8013 an exclude bitmask and an any bitmask. Move code to look up the
8014 column width here. Decide upon the title for an options listing.
8015 (common_handle_options): Add code to handle --help=. Adapt code
8016 for --help and --target-help to use the revised form of the
8017 print_specific_help function.
8018 (print_help): Delete.
8019 (print_param_help): Delete.
8020 (print_switch): Delete.
8021 * opts.h (cl_lang_count): Add prototype.
8022 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8023 CL_MAX_OPTION_CLASS): New defines.
8024 * optc-gen.awk: Add construction of cl_lang_count.
8025 * c.opt: Add Warning attribute to warning options and Optimization
8026 attribute to optimization options.
8027 * common.opt: Likewise.
8029 Add -fhelp and -ftarget-help as aliases for the transformed --help
8030 and --target-help options.
8031 * opt-functions.awk: Add code to handle Warning and Optimization
8034 2007-02-12 Richard Henderson <rth@redhat.com>
8036 * config/alpha/constraints.md: New file.
8037 * config/alpha/alpha.c: Include tm-constrs.h.
8038 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8039 alpha_extra_constraint): Remove.
8040 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8041 * config/alpha/alpha-protos.h: Update.
8042 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8043 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8044 (EXTRA_CONSTRAINT): Remove.
8045 * config/alpha/alpha.md: Include constraints.md.
8046 (adddi splitter): Use satisfies_constraint_*.
8047 * config/alpha/predicates.md (add_operand): Likewise.
8048 (sext_add_operand, addition_operation): Likewise.
8050 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8052 PR tree-optimization/29145
8053 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8054 in our handling of restrict qualified pointers.
8056 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8059 * doc/invoke.texi (Wunused-value): Update description.
8060 (Wextra): Delete item.
8061 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8062 value of Wunused-value.
8063 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8064 (c_finish_stmt_expr): Don't check extra_warnings.
8065 (emit_side_effect_warnings): The caller is responsible to check
8068 2007-02-11 Roger Sayle <roger@eyesopen.com>
8069 Matt Thomas <matt@3am-software.com>
8071 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8073 2007-02-11 Roger Sayle <roger@eyesopen.com>
8075 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8076 comparisons of POPCOUNT against zero.
8077 (simplify_const_relational_operation): Likewise.
8079 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8081 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8083 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8085 * dwarf2out.c (root_type): Delete unused function.
8087 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8089 * genattrtab.c (contained_in_p): Delete unused function.
8090 (write_expr_attr_cache): Likewise.
8092 2007-02-11 Jan Hubicka <jh@suse.cz>
8094 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8097 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8099 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8100 to add the REG_EQ* note.
8101 * see.c (see_merge_one_use_extension): Likewise.
8102 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8103 turn REG_EQUAL notes into REG_EQUIV notes if the target
8104 register may have more than one set.
8105 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8106 * gcse.c (try_replace_reg): Likewise.
8107 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8108 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8109 more than one REG_EQUIV note.
8110 * reload1.c (gen_reload): Use set_unique_reg_note.
8112 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8114 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8115 (ix86_builtin_conversion): New function.
8117 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8120 * tree.h (DECL_REPLACEABLE_P): New macro.
8121 * except.c (set_nothrow_function_flags): Likewise.
8123 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8124 Ira Rosen <irar@il.ibm.com>
8125 Dorit Nuzman <dorit@il.ibm.com>
8127 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8128 * targhooks.c (default_builtin_vectorized_conversion): New.
8129 * targhooks.h (default_builtin_vectorized_function): New declaration.
8130 * target.h (struct vectorize): Add builtin_conversion field.
8131 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8132 stmt_vec_info_type value.
8133 (vectorizable_conversion): New declaration.
8134 * tree-vect-analyze.c (vect_analyze_operations): Add
8135 vectorizable_conversion call.
8136 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8137 * tree-vect-transform.c (vectorizable_conversion): New function.
8138 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8139 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8141 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8142 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8143 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8144 or ALTIVEC_BUILTIN_VCFSX.
8146 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8149 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8150 CONST_DOUBLE and operand 0 is a hard register.
8151 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8152 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8153 is a hard floating-point register.
8155 2007-02-10 Richard Henderson <rth@redhat.com>
8156 Jakub Jelinek <jakub@redhat.com>
8157 Alexandre Oliva <aoliva@redhat.com>
8159 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8160 * builtin-types.def (BT_WORD): Make unsigned.
8161 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8162 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8163 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8164 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8165 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8166 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8168 * expr.c (emutls_var_address): New.
8169 (expand_expr_real_1): Expand emulated tls.
8170 (expand_expr_addr_expr_1): Likewise.
8171 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8172 * output.h (emutls_finish): Declare.
8173 * toplev.c (compile_file): Call it.
8174 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8175 address before wrapping in CONST.
8176 * varasm.c (emutls_htab, emutls_object_type): New.
8177 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8178 (get_emutls_object_name, get_emutls_object_type): New.
8179 (get_emutls_init_templ_addr, emutls_decl): New.
8180 (emutls_common_1, emutls_finish): New.
8181 (assemble_variable): When emulating tls, swap decls; generate
8182 constructor for the emutls objects.
8183 (do_assemble_alias): When emulating tls, swap decl and target name.
8184 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8186 * varpool.c (decide_is_variable_needed): Look at force_output.
8187 Recurse for emulated tls.
8188 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8189 with decide_is_variable_needed.
8190 * emutls.c: New file.
8191 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8192 tls_object for real tls.
8194 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8196 PR rtl-optimization/29599
8197 * reload1.c (eliminate_regs_in_insn): Take the destination
8198 mode into account when computing the offset.
8200 2007-02-09 Stuart Hastings <stuart@apple.com>
8201 Richard Henderson <rth@redhat.com>
8203 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8204 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8205 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8206 fixuns_truncdfhi2): New.
8207 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8208 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8209 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8210 (floatunssidf2): Allow nonimmediate source.
8211 * config/i386/sse.md (movdi_to_sse): New.
8212 (vec_concatv2di): Drop '*'.
8213 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8214 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8215 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8217 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8218 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8219 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8220 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8221 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8222 ix86_build_const_vector.
8223 (x86_emit_floatuns): Rewrite.
8225 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8227 * genautomata.c (longest_path_length): Delete unused function.
8228 (struct state): Delete unused longest_path_length.
8229 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8230 (get_free_state): Delete unused.
8232 2007-02-09 Jan Hubicka <jh@suse.cz>
8234 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8235 * doc/invoke.texi (inline-unit-growth): Update default value.
8237 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8238 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8239 (rebuild_cgraph_edges): Likewise.
8240 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8241 (dump_cgraph_node): Dump frequencies.
8242 (cgraph_clone_edge): Add frequency scales.
8243 (cgraph_clone_node): Add freuqnecy.
8244 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8245 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8246 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8247 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8248 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8249 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8250 (save_inline_function_body): Likewise.
8251 * ipa-inline.c: inluce rtl.h
8252 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8253 (cgraph_edge_badness): Use frequencies.
8254 (cgraph_decide_recursive_inlining): Update clonning.
8255 (cgraph_decide_inlining_of_small_function): Dump frequency.
8256 * predict.c (estimate_bb_frequencies): Export.
8257 * predict.h (estimate_bb_frequencies): Declare.
8258 * tree-inline.c (copy_bb): Watch overflows.
8259 (expand_call_inline): Update call of cgraph_create_edge.
8260 (optimize_inline_calls): Use TODO flags to update frequnecies.
8261 * passes.h: Include predict.h
8262 (init_optimization_passes): Move profile ahead.
8263 (execute_function_todo): Handle TODO_rebuild_frequencies.
8265 2007-02-09 Roger Sayle <roger@eyesopen.com>
8267 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8268 the insbl or inswl pattern into a register.
8270 2007-02-09 Roger Sayle <roger@eyesopen.com>
8272 * config/ia64/ia64.md (bswapdi2): New define_insn.
8274 2007-02-09 Richard Henderson <rth@redhat.com>
8276 * config/i386/constraints.md (Ym): New constraint.
8277 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8278 (movdi_1_rex64): Split sse and xmm general register moves from
8279 memory move alternatives. Use conditional register constraints.
8280 (movsf_1, movdf_integer): Likewise.
8281 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8282 (movdf_integer_rex64): New.
8283 (pushsf_rex64): Fix output constraints.
8284 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8285 (sse2_stored): Likewise.
8286 (sse2_storeq_rex64): New.
8287 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8288 amd and not generic.
8289 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8290 for optimize_size. Remove SF/DFmode hack.
8292 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8294 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8297 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8298 Richard Sandiford <richard@codesourcery.com>
8300 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8301 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8302 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8303 m68k/t-mlib to tmake_file.
8304 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8305 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8306 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8307 Allow it to be cf or m68k. Set m68k_arch_family. If that
8308 variable is not empty, add t-$m68k_arch_family to tmake_file.
8309 Add t-mlibs to tmake_file.
8310 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8311 * config/m68k/t-cf: New file.
8312 * config/m68k/t-m68k: Likewise.
8313 * config/m68k/t-mlibs: Likewise.
8314 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8315 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8316 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8317 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8318 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8320 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8321 (INSTALL_LIBGCC): Delete.
8322 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8323 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8324 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8325 (M68K_MLIB_CPU): Define.
8326 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8327 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8328 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8330 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8331 Richard Guenther <rguenther@suse.de>
8334 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8335 against INT_MIN/INT_MAX.
8336 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8337 file if a loop is removed.
8339 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8341 * calls.c (store_one_arg): Pass correct alignment to
8342 emit_push_insn for non-BLKmode values.
8343 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8344 unaligned stack slot via a suitably aligned slot.
8346 2007-02-08 DJ Delorie <dj@redhat.com>
8348 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8350 (legal_subregs): Use unsigned char, make const.
8351 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8353 2007-02-08 Paul Brook <paul@codesourcery.com>
8355 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8356 special interworking needed.
8358 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8360 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8361 conditional to __SSE2__.
8362 (Entries below should have been added to first ChangeLog
8363 entry for amdfam10 dated 2007-02-05)
8364 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8366 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8368 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8371 2007-02-08 DJ Delorie <dj@redhat.com>
8373 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8374 * config/m32c/m32c.c (legal_subregs): New.
8375 (m32c_illegal_subreg_p): New.
8376 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8377 unsupported subregs of hard regs.
8379 2007-02-08 Jan Hubicka <jh@suse.cz>
8381 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8382 the same one; always update histograms.
8384 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8386 * passes.c (init_optimization_passes): Tidy comment.
8388 2007-02-08 Roger Sayle <roger@eyesopen.com>
8390 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8391 strip zero_extend, bswap and rotates from POCOUNT's argument.
8392 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8393 zero_extend and rotates from PARITY's argument.
8394 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8395 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8396 of an integer constant at compile-time.
8398 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8401 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8403 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8406 * tree-ssa-live.c (remove_unused_locals): Do not remove
8407 TREE_ADDRESSABLE variables.
8408 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8409 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8410 FOR_CLOBBER. Update all users.
8411 If VAR has an associated alias set, add a virtual operand for
8412 it if no alias is found to conflict with the memory reference.
8414 2007-02-07 Jan Hubicka <jh@suse.cz>
8415 Robert Kidd <rkidd@crhc.uiuc.edu>
8417 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8419 2007-02-07 Ian Lance Taylor <iant@google.com>
8421 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8423 2007-02-07 Roger Sayle <roger@eyesopen.com>
8425 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8426 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8427 tablejumpdi, movsi_to_cr_one): Remove constraints from
8428 define_expand's match_operands.
8430 2007-02-07 Roger Sayle <roger@eyesopen.com>
8432 * global.c (compute_regsets): Move declatation of "i" inside of
8433 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8435 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8438 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8439 of INDIRECT_REF <RESULT_DECL>.
8441 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8443 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8444 Kaz Kojima <kkojima@gcc.gnu.org>
8447 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8449 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8451 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8453 * doc/loop.texi: Document possibility not to perform disambiguation
8454 of loops with multiple latches.
8455 * cfgloopmanip.c (alp_enum_p): Removed.
8456 (add_loop): Handle subloops. Use get_loop_body_with_size.
8457 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8458 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8459 the new forwarder block.
8460 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8461 Handle the case latch is NULL.
8462 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8463 when marking loop exits.
8464 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8466 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8467 disambiguate_loops_with_multiple_latches.
8468 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8469 before fix_loop_structure.
8470 * cfgloop.c: Include pointer-set.h and output.h.
8471 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8472 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8473 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8474 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8475 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8476 disambiguate_multiple_latches, get_loop_body_with_size,
8477 disambiguate_loops_with_multiple_latches): New functions.
8478 (flow_loop_dump): Dump multiple latch edges.
8479 (flow_loop_nodes_find): Handle loops with multiple latches.
8480 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8481 (glb_enum_p): Modified.
8482 (get_loop_body): Use get_loop_body_with_size.
8483 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8484 (AVOID_CFG_MODIFICATIONS): New constant.
8485 (disambiguate_loops_with_multiple_latches, add_loop,
8486 get_loop_body_with_size): Declare.
8487 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8489 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8492 * global.c (compute_regsets): New function.
8493 (global_alloc): Refactored ELIMINABLE_REGSET
8494 and NO_GLOBAL_ALLOC_REGS computation out.
8495 (rest_of_handle_global_alloc): Call compute_regsets()
8496 for non-optimizing case.
8498 2007-02-06 Richard Henderson <rth@redhat.com>
8500 * config/i386/constraints.md (Y2): Rename from Y.
8501 (Yi): New constraint.
8502 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8503 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8504 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8505 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8506 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8507 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8508 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8509 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8510 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8511 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8512 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8513 vec_extractv2si_1): Change Y constraints to Y2.
8514 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8515 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8516 Change Y constraints to Y2.
8517 (sse2_loadld): Change Y constraints to x.
8519 2007-02-06 Roger Sayle <roger@eyesopen.com>
8521 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8522 (parity<mode>2): New define_expand using rs6000_emit_parity.
8523 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8524 rs6000_emit_parity): New functions.
8525 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8526 rs6000_emit_parity): Prototype here.
8528 2007-02-06 Ian Lance Taylor <iant@google.com>
8530 * lower-subreg.c (simple_move_operand): Reject CONST.
8531 (resolve_clobber): Call validate_change rather than directly
8532 assigning to XEXP (pat, 0).
8534 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8536 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8537 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8538 (tree-cfg.o): Remove hashtab.h dependency.
8540 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8541 (struct ivopts_data): Change niters to pointer_map_t.
8542 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8543 (niter_for_exit): Create pointer_map on demand. Change for
8545 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8546 (free_loop_data): Destroy data->niters if created and reset field.
8547 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8548 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8550 * tree-ssa-reassoc.c: Include pointer-set.h.
8551 (bb_rank): Change to long *.
8552 (operand_rank): Change to pointer_map_t.
8553 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8554 (insert_operand_rank): Accept long.
8555 (operand_entry_hash, operand_entry_eq): Remove.
8556 (get_rank): Return long. Adjust for changes above.
8557 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8559 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8561 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8562 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8563 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8565 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8566 directly since it cannot be NULL.
8567 (get_vi_for_tree): Rewrite for pointer_map API.
8568 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8569 (init_alias_vars): Create vi_for_tree as pointer_map.
8570 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8572 * tree-cfg.c: Don't include hashtab.h.
8573 (edge_to_cases): Declare as pointer_map.
8574 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8576 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8577 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8578 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8580 (record_switch_edge): Delete.
8581 (get_cases_for_edge): Adjust for pointer_map API, inline
8582 record_switch_edge (rewritten for new API), remove goto.
8584 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8586 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8587 * tree-nested.c: Include pointer-set.h.
8588 (var_map_elt, var_map_eq, var_map_hash): Delete.
8589 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8591 (nesting_info_bitmap_obstack): New.
8592 (lookup_field_for_decl): Adjust for pointer_map API.
8593 (lookup_tramp_for_decl): Adjust for pointer_map API.
8594 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8595 (get_local_debug_decl): Adjust for pointer_map API.
8596 (convert_nl_goto_reference): Adjust for pointer_map API.
8597 (convert_nl_goto_receiver): Adjust for pointer_map API.
8598 (create_nesting_tree): Create outside GGC space. Create bitmap on
8599 the new obstack. Create field_map and var_map as pointer_maps.
8600 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8602 (lower_nested_functions): Move root here, no need to NULL it.
8603 Initialize and release the obstack.
8605 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8607 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8608 Remove prototypes and make them non-static.
8609 (struct tree_int_map): Remove.
8610 * tree.h (struct tree_int_map): Move here, turning TO into an
8612 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8614 * tree.h (TREE_COMPLEXITY): Remove.
8615 (struct tree_exp): Remove complexity field.
8616 * tree.c (build1_stat): Don't set it.
8618 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8619 Victor Kaplansky <victork@il.ibm.com>
8621 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8622 (vect_is_simple_reduction): Support reduction with induction as
8623 one of the operands.
8624 (vect_is_simple_iv_evolution): Fix formatting.
8625 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8626 formatting. Don't mark induction phis for vectorization.
8627 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8628 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8629 (vect_get_vec_def_for_operand): Support induction.
8630 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8632 (vectorizable_reduction): Support reduction with induction as one of
8634 (vectorizable_type_demotion): Use def-type of stmt argument rather
8635 than dummy def-type.
8637 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8638 flag_tree_scev_cprop.
8639 * common.opt (tree-scev-cprop): New flag.
8641 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8642 call to vect_get_new_vect_var.
8644 2007-02-06 Ira Rosen <irar@il.ibm.com>
8646 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8647 vectype is not NULL.
8648 (vect_pattern_recog_1): Likewise.
8650 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8652 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8653 (fold_negate_expr): Likewise.
8655 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8658 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8659 even if cv-qualification is the same.
8661 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8663 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8664 __enable_execute_stack on completion.
8666 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8668 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8669 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8670 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8671 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8672 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8673 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8674 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8675 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8677 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8679 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8680 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8681 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8682 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8683 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8684 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8685 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8686 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8687 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8688 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8689 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8690 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8691 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8692 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8693 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8694 sqrtextenddfxf2_i387): Added amdfam10_decode.
8696 * config/i386/athlon.md (athlon_idirect_amdfam10,
8697 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8698 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8699 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8700 athlon_ivector_store_amdfam10): New define_insn_reservation.
8701 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8706 * config/i386/athlon.md (athlon_call_amdfam10,
8707 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8708 define_insn_reservation.
8709 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8710 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8711 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8715 * config/i386/athlon.md (athlon_sseld_amdfam10,
8716 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8717 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8721 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8722 define_insn_reservation.
8723 * config/i386/i386.md (sseins): Added sseins to define_attr type
8724 and define_attr unit.
8725 * config/i386/sse.md: Set type attribute to sseins for insertq
8728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8730 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8731 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8732 ssecomi_load_amdfam10, ssecomi_amdfam10,
8733 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8734 define_insn_reservation.
8735 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8737 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8739 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8740 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8741 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8742 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8743 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8744 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8745 define_insn_reservation.
8747 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8748 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8749 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8750 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8751 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8755 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8756 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8757 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8758 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8759 athlon_ssemul_load_k8): Added amdfam10.
8761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8763 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8764 (x86_sse_unaligned_move_optimal): New variable.
8766 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8768 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8769 for unaligned vector SSE double/single precision loads for AMDFAM10.
8771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8773 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8774 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8775 Define TARGET_CPU_DEFAULT_amdfam10.
8776 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8777 (processor_type): Add PROCESSOR_AMDFAM10.
8779 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8780 processor_type in config/i386/i386.h.
8781 Enable imul peepholes for TARGET_AMDFAM10.
8783 * config.gcc: Add support for --with-cpu option for amdfam10.
8785 * config/i386/i386.c (amdfam10_cost): New variable.
8786 (m_AMDFAM10): New macro.
8787 (m_ATHLON_K8_AMDFAM10): New macro.
8788 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8789 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8790 x86_promote_QImode, x86_integer_DFmode_moves,
8791 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8792 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8793 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8794 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8795 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8796 Enable/disable for amdfam10.
8797 (override_options): Add amdfam10_cost to processor_target_table.
8798 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8799 processor_alias_table.
8800 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8801 (ix86_adjust_cost): Add code for amdfam10.
8803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8805 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8806 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8807 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8808 * config/i386/i386.h: Add builtin definition for SSE4A.
8809 * config/i386/i386.md: Add support for ABM instructions
8811 * config/i386/sse.md: Add support for SSE4A instructions
8812 (movntss, movntsd, extrq, insertq).
8813 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8814 Add -march=amdfam10 flag.
8815 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8816 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8818 * doc/extend.texi: Add documentation for SSE4A builtins.
8820 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8822 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8824 2007-02-05 Richard Guenther <rguenther@suse.de>
8826 * tree-vectorizer.h (vectorizable_function): Add argument type
8827 argument, change return type.
8828 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8829 * tree-vect-transform.c (vectorizable_function): Handle extra
8830 argument, return vectorized function decl.
8831 (build_vectorized_function_call): Remove.
8832 (vectorizable_call): Handle calls with result and argument types
8833 differing. Handle loop vectorization factor correctly.
8834 * targhooks.c (default_builtin_vectorized_function): Adjust for
8836 * targhooks.h (default_builtin_vectorized_function): Likewise.
8837 * target.h (builtin_vectorized_function): Add argument type
8839 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8840 extra argument, allow vectorizing of lrintf.
8841 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8842 documentation of target hook.
8844 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8847 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8848 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8849 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8851 2007-02-05 Roger Sayle <roger@eyesopen.com>
8853 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8854 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8855 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8856 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8857 before canonicalizing sincos to cexpi.
8858 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8860 2007-02-05 Roger Sayle <roger@eyesopen.com>
8862 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8863 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8864 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8866 2007-02-05 Roger Sayle <roger@eyesopen.com>
8868 * mips-tfile.c (initialize_init_file): Correct endianness test.
8870 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8872 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8875 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8877 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8878 saves in a PARALLEL before the register assignments.
8880 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8882 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8883 DWARF_FRAME_RETURN_COLUMN to be a general register.
8884 * dwarf2out.c (init_return_column_size): New function, split from...
8885 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8886 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8887 to be nongeneral registers.
8888 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8890 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8891 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8893 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8895 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8897 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8899 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8900 (remove_path): Use can_remove_branch_p and remove_branch instead
8901 of loop_delete_branch_edge.
8902 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8903 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8904 Update profile using scale_dominated_blocks_in_loop.
8905 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8906 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8907 (can_remove_branch_p, remove_branch): Declare.
8908 * tree-cfg.c (tree_can_remove_branch_p): New function.
8909 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8910 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8911 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8913 2007-02-05 Jan Hubicka <jh@suse.cz>
8916 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8917 nodes in cgraph, don't remove offline copy of the function.
8919 2007-02-04 Jan Hubicka <jh@suse.cz>
8921 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8922 vectors might cause maybe_lookup_element_for_expr to be called
8923 on non-sra-candidate.
8925 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8927 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8928 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8929 spelling conventions.
8931 2007-02-04 Richard Guenther <rguenther@suse.de>
8934 * fold-const.c (try_move_mult_to_index): Make sure to not
8935 overflow one dimension of a multi-dimensional array access.
8937 2007-02-04 Jan Hubicka <jh@suse.cz>
8939 * passes.c (init_optimization_passes): Reindent.
8941 2007-02-04 Jan Hubicka <jh@suse.cz>
8942 Eric Botcazou <ebotcazou@adacore.com>
8944 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8945 (execute_fixup_cfg): Break out the abnormal goto code.
8946 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8947 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8948 (optimize_inline_calls): Call make_nonlocal_label_edges.
8950 2007-02-04 Jan Hubicka <jh@suse.cz>
8952 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8953 true when something was changed.
8954 (rename_ssa_copies): When something was changed, do
8955 TODO_remove_unused_locals.
8956 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8957 add TODO_remove_unused_locals when instruction was removed.
8959 2007-02-04 Jan Hubicka <jh@suse.cz>
8961 * ipa-inline.c (try_inline): Improve debug output; work on already
8963 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8964 call try_inline for already inlined edges too when flattening;
8965 inline also functions that make callee growth but overall unit size
8968 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8970 * config/m32c/bitops.md, config/m32c/jump.md,
8971 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8972 config/m32r/m32r.h, config/m32r/m32r.md,
8973 config/m32r/predicates.md, config/m68hc11/larith.asm,
8974 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8975 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8976 config/mips/mips-protos.h, config/mips/mips.c,
8977 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8978 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8979 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8980 spelling conventions.
8982 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8983 Follow spelling conventions.
8985 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8987 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8988 warn about C++0x compatibility.
8990 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8992 * config/h8300/h8300.c, config/h8300/h8300.h,
8993 config/h8300/h8300.md: Follow spelling conventions.
8995 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8998 * combine.c (try_combine): Do not substitute source operand
8999 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9001 2007-02-03 Jan Hubicka <jh@suse.cz>
9003 PR gcov-profile/30650
9004 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9005 do not divide by zero for never executed counters.
9006 (tree_find_values_to_profile): Fix counters.
9007 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9009 2007-02-03 Ian Lance Taylor <iant@google.com>
9011 * lower-subreg.c (simple_move_operand): New static function,
9012 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9014 (simple_move): Call simple_move_operand.
9015 (find_decomposable_subregs): Add special handling of MEMs.
9016 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9017 meaning of return value. If we see a hard register, test whether
9018 it can store a word_mode value. Change all callers.
9020 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9022 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9023 ftrapv insns and expanders.
9024 (subdi3): Change define_expand operand 1 to arith11_operand, and
9025 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9026 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9027 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9031 * varasm.c (notice_global_symbol): Treat global objects as weak when
9034 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9036 * emit-rtl.c (dconstpi): Delete.
9038 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9039 * real.h (dconstpi): Delete.
9041 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9042 (fold_builtin_hypot): Likewise.
9044 2007-02-03 Tom Tromey <tromey@redhat.com>
9047 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9048 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9050 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9052 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9053 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9054 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9055 config/rs6000/cell.md, config/rs6000/darwin.h,
9056 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9057 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9058 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9059 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9060 typos. Follow spelling conventions.
9061 * doc/invoke.texi: Follow spelling conventions.
9063 2007-02-03 Roger Sayle <roger@eyesopen.com>
9065 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9066 canonicalization transformations that attempt to simplify integer
9067 constant comparisons to become comparisons against zero.
9069 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9071 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9073 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9074 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9076 2007-02-02 Mike Stump <mrs@apple.com>
9078 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9079 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9080 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9081 generate a branch island.
9083 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9085 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9086 (xtensa_legitimate_address_p): New.
9087 (xtensa_legitimize_address): New.
9088 (xtensa_output_addr_const_extra): New.
9089 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9091 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9092 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9093 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9094 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9095 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9096 (xtensa_legitimize_address): New.
9097 (xtensa_output_addr_const_extra): New.
9099 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9101 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9103 2007-02-02 Ian Lance Taylor <iant@google.com>
9105 * expmed.c (expand_divmod): Add comment.
9107 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9109 * emit-rtl.c (renumber_insns): Remove.
9110 * flags.h: Remove the extern for flag_renumber_insns.
9111 * rtl.h: Remove the prototype for renumber_insns.
9112 * toplev.c (flag_renumber_insns): Remove.
9114 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9116 Revert for x86 darwin:
9117 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9119 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9120 code before the following patch under TARGET_MACHO.
9121 (ix86_function_value_regno_p): Likewise.
9123 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9125 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9128 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9131 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9132 general or fp registers. Add comments.
9133 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9135 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9137 * pointer-set.c (insert_aux): Only return insertion slot.
9138 (pointer_set_insert): Adjust.
9139 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9140 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9141 pointer_map_traverse): New.
9142 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9143 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9144 pointer_map_contains, pointer_map_traverse): Declare.
9146 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9149 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9150 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9152 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9154 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9156 (struct _dep): New type.
9157 (dep_t): New typedef.
9158 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9159 (DEP_STATUS): New access macro. The macro with the same name was
9160 renamed to DEP_LINK_STATUS.
9161 (dep_init): Declare function
9163 (struct _dep_link): New type.
9164 (dep_link_t): New typedef.
9165 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9166 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9167 (DEP_LINK_STATUS): New macro.
9168 (debug_dep_links): New debug function.
9170 (struct _deps_list): New type.
9171 (deps_list_t): New typedef.
9172 (DEPS_LIST_FIRST): New access macro.
9173 (FOR_EACH_DEP_LINK): New cycle macro.
9174 (create_deps_list, free_deps_list, delete_deps_list): Declare
9176 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9177 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9178 (copy_deps_list_change_con): Ditto.
9180 (move_dep_link): Declare function.
9182 (struct _dep_node): New type.
9183 (dep_node_t): New typedef.
9184 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9186 (struct haifa_insn_data.back_deps): New field to hold backward
9187 dependencies of the insn.
9188 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9190 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9191 Change its type to deps_list_t.
9192 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9193 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9194 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9196 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9198 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9200 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9202 (dep_cost): Declare.
9204 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9205 (ds_to_dk, dk_to_ds): New functions.
9207 (init_dep_1): New static function.
9208 (init_dep): New function.
9209 (copy_dep): New static function.
9211 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9213 (detach_dep_link): New static function.
9214 (move_dep_link): New function.
9216 (dep_links_consistent_p, dump_dep_links): New static functions.
9217 (debug_dep_links): New debugging function.
9219 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9221 (alloc_deps_list, init_deps_list): New static functions.
9222 (create_deps_list): New function.
9223 (clear_deps_list): New static function.
9224 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9225 (deps_list_consistent_p, dump_deps_list): New static functions.
9226 (debug_deps_list): New function.
9227 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9229 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9231 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9232 use new scheduler dependencies lists.
9233 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9234 (sched_analyze): Ditto. Initialize dependencies lists.
9235 (add_forw_dep, compute_forward_dependences): Update to use new
9236 scheduler dependencies lists.
9238 (init_dependency_caches): Init deps_obstack.
9239 (free_dependency_caches): Free deps_obstack.
9241 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9242 new scheduler dependencies lists.
9243 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9244 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9246 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9247 Update to use new scheduler dependencies lists.
9248 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9249 (debug_dependencies): Ditto.
9250 (schedule_region): Update comments.
9252 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9253 scheduler dependencies lists.
9254 (schedule_ebb): Update comments.
9256 * rtl.def (DEPS_LIST): Remove.
9258 * lists.c (unused_deps_list): Remove.
9259 (free_list): Update assertions.
9261 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9262 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9264 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9265 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9267 * haifa-sched.c (comments): Update.
9268 (insn_cost1): Remove. Inline the code into insn_cost ().
9269 (insn_cost): Update to use new scheduler dependencies lists. Move
9270 processing of the dependency cost to dep_cost ().
9271 (dep_cost): New function. Use it instead of insn_cost () when
9272 evaluating cost of the dependency. Use compatible interface to
9273 interact with the target.
9274 (priority): Update to use new scheduler dependencies lists.
9275 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9276 with greater number of insns that depend on the insn.
9277 (schedule_insn): Update to use new scheduler dependencies lists. Add
9278 code to free backward dependencies lists. Inline and optimize code
9279 from resolve_dep () - see PR28071.
9280 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9281 lists. Update call to targetm.sched.is_costly_dependence hook.
9283 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9284 scheduler dependencies lists.
9286 (resolve_dep): Remove. Move the logic to schedule_insn ().
9287 (init_h_i_d): Initialize dependencies lists.
9289 (process_insn_depend_be_in_spec): Rename to
9290 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9292 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9293 Update to use new scheduler dependencies lists.
9294 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9296 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9297 new scheduler dependencies lists.
9298 (build_intra_loop_deps): Ditto.
9300 * target.h (struct _dep): Declare to use in
9301 gcc_target.sched.is_costly_dependence.
9302 (struct gcc_target.sched.adjust_cost): Fix typo.
9303 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9304 single dep_t parameter instead of an equivalent triad.
9305 (struct gcc_target.sched.adjust_cost_2): Remove.
9307 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9309 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9311 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9313 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9315 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9316 (REG_DEP_TRUE): Document.
9318 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9319 Change signature to correspond to the targetm.sched.adjust_cost hook.
9320 Update use in TARGET_SCHED_ADJUST_COST_2.
9321 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9322 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9323 new scheduler dependencies lists.
9324 (ia64_gen_check): Ditto.
9326 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9329 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9330 signature to correspond to the targetm.sched.is_costly_dependence hook.
9331 (is_costly_group): Update to use new scheduler dependencies lists.
9333 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9334 instead of INSN_COST () macro.
9336 2007-02-01 Ian Lance Taylor <iant@google.com>
9338 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9340 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9342 * pa.md (tp_load): Correct mfctl instruction syntax.
9344 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9346 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9347 altivec_padding_size calculation on AIX. Improve comment, add
9348 assert to verify that it's right.
9350 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9353 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9356 * global.c (global_alloc): Add mising initialization of
9359 2007-02-01 Roger Sayle <roger@eyesopen.com>
9361 * alias.c (init_alias_analysis): Correct whitespace.
9362 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9363 partition_hot_cold_basic_blocks): Likewise.
9364 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9365 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9366 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9367 fold_builtin_snprintf_chk, fold_builtin_printf,
9368 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9369 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9370 * cfgcleanup.c (cleanup_cfg): Likewise.
9371 * cfgexpand.c (tree_expand_cfg): Likewise.
9372 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9373 * function.c (get_next_funcdef_no): Likewise.
9374 * gengtype.c (main): Likewise.
9375 * genmodes.c (main): Likewise.
9376 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9377 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9378 * ifcvt.c (noce_emit_move_insn): Likewise.
9379 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9381 * stor-layout.c (get_best_mode): Likewise.
9382 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9383 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9384 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9385 perform_var_substitution, solve_graph): Likewise.
9386 * tree-vrp.c (vrp_finalize): Likewise.
9388 2007-02-01 Ian Lance Taylor <iant@google.com>
9390 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9391 high part of a paradoxical subreg, return a constant zero.
9393 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9395 * toplev.c (lang_dependent_init): Call init_set_costs.
9396 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9398 2007-02-01 Richard Guenther <rguenther@suse.de>
9401 * fold-const.c (fold_negate_expr): Allow negating a
9402 constant if overflow does not change.
9404 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9406 * doc/c-tree.texi (Expression trees): Improve markup.
9407 * doc/tm.texi (Register Classes, Addressing Modes)
9408 (Floating Point): Fix spacing after abbreviations. Fix some
9411 2007-02-01 Ben Elliston <bje@au.ibm.com>
9413 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9414 * doc/contrib.texi: Likewise.
9415 * doc/install.texi: Likewise.
9417 2007-01-31 Richard Henderson <rth@redhat.com>
9418 Ian Lance Taylor <iant@google.com>
9420 * lower-subreg.c: New file.
9421 * rtl.def (CONCATN): Define.
9422 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9424 * emit-rtl.c (update_reg_offset): New static function, broken out
9425 of gen_rtx_REG_offset.
9426 (gen_rtx_REG_offset): Call update_reg_offset.
9427 (gen_reg_rtx_offset): New function.
9428 * regclass.c: Revert patch of 2006-03-05, restoring
9430 (clear_reg_info_regno): New function.
9431 * dwarf2out.c (concatn_loc_descriptor): New static function.
9432 (loc_descriptor): Handle CONCATN.
9433 * common.opt (fsplit_wide_types): New option.
9434 * opts.c (decode_options): Set flag_split_wide_types when
9436 * timevar.def (TV_LOWER_SUBREG): Define.
9437 * rtl.h (gen_reg_rtx_offset): Declare.
9438 (reg_scan_update): Declare.
9439 * regs.h (clear_reg_info_regno): Declare.
9440 * tree-pass.h (pass_lower_subreg): Declare.
9441 (pass_lower_subreg2): Declare.
9442 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9443 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9445 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9446 * Makefile.in (OBJS-common): Add lower-subreg.o.
9447 (lower-subreg.o): New target.
9449 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9451 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9453 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9456 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9458 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9461 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9463 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9465 * cfgloop.h: Include vec-prim.h.
9466 (enum li_flags): Remove LI_ONLY_OLD.
9467 (loop_iterator): Changed.
9468 (fel_next, fel_init): Iterate over loop tree.
9469 (FOR_EACH_LOOP_BREAK): New macro.
9470 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9472 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9473 * modulo-sched.c (sms_schedule): Ditto.
9474 * tree-vectorizer.c (vectorize_loops): Ditto.
9475 * doc/loop.texi: Update information on loop numbering and behavior of
9476 FOR_EACH_LOOP wrto new loops.
9477 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9478 add_to_evolution_1): Test nestedness of loops instead of comparing
9480 * tree-chrec.c (chrec_fold_plus_poly_poly,
9481 chrec_fold_multiply_poly_poly, chrec_evaluate,
9482 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9483 reset_evolution_in_loop): Ditto.
9484 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9486 2007-01-31 Dirk Mueller <dmueller@suse.de>
9488 * c-common.c (warn_about_parentheses): Separate warning about
9489 un-parenthized sequence of comparison operators from the one
9490 which is supposed to warn about x <= y <= z.
9492 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9494 * optabs.h (enum optab_index): Add new OTI_isinf.
9495 (isinf_optab): Define corresponding macro.
9496 * optabs.c (init_optabs): Initialize isinf_optab.
9497 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9499 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9500 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9502 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9503 expand_builtin_interclass_mathfn.
9504 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9505 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9506 (fxam<mode>2_i387): New insn pattern.
9507 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9508 built-in functions as x87 inline asm.
9510 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9512 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9514 2007-01-30 Eric Christopher <echristo@apple.com>
9516 * config.gcc: Add geode.
9518 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9520 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9521 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9522 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9523 value-prof.c: Fix comment typos.
9525 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9528 * doc/invoke.texi (Wpointer-arith): Document warning.
9530 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9532 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9533 the list of discrepancies from the draft TR.
9535 2007-01-30 Dirk Mueller <dmueller@suse.de>
9538 * doc/invoke.texi (-Wreturn-type): Update description to
9541 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9543 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9545 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9547 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9548 to handle optabs that operate on floating point input argument and
9549 output to integer output.
9550 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9551 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9552 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9553 expand_builtin_interclass_mathfn ().
9554 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9556 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9557 ilogbl built-in functions as x87 intrinsics.
9559 2007-01-30 Richard Guenther <rguenther@suse.de>
9562 * dwarf2out.c (reference_to_unused): Query varpool if the
9563 variable was output.
9565 2007-01-30 Richard Guenther <rguenther@suse.de>
9568 * passes.c (execute_one_pass): Reset in_gimple_form to not
9569 confuse non-unit-at-a-time mode.
9571 2007-01-29 Roger Sayle <roger@eyesopen.com>
9572 Richard Guenther <rguenther@suse.de>
9574 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9575 avoid undefined behaviour on overflow. Use force_fit_type_double
9576 to construct the constant with the specified TREE_OVERFLOW.
9578 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9580 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9581 * config/dfp-bit.h: Ditto.
9583 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9585 * c-decl.c (pop_scope): Replace warnings with call to
9586 warn_for_unused_label.
9587 * c-common.h (warn_for_unused_label): Declare.
9588 * c-common.c (warn_for_unused_label): Define.
9590 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9595 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9597 * Makefile.in (USER_H): Remove decfloat.h.
9598 * ginclude/decfloat.h: Delete, moving contents to ...
9599 * ginclude/float.h: Add support for decimal floating point,
9600 guarded by __STDC_WANT_DEC_FP__.
9602 2007-01-29 Mike Stump <mrs@apple.com>
9604 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9605 Analysis and Representation to resolve case insensitive conflict.
9606 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9608 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9610 * tree.h (struct tree_memory_tag): Add aliases member.
9611 (MTAG_ALIASES): New macro.
9612 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9613 (add_may_alias): Remove pointer-set. Update for may_aliases being
9615 (mark_aliases_call_clobbered): Update for may_aliases being a
9617 (compute_tag_properties): Ditto.
9618 (create_partition_for): Ditto.
9619 (compute_memory_partitions): Ditto.
9620 (dump_may_aliases_for): Ditto.
9621 (is_aliased_with): Ditto.
9622 (add_may_alias_for_new_tag): Ditto.
9623 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9624 (compute_is_aliased): New function.
9625 (compute_may_aliases): Call compute_is_aliased).
9626 (init_alias_info): Initialize alias_bitmap_obstack.
9627 (union_alias_set_into): New function.
9628 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9629 (have_common_aliases_p): Rewrite to take two bitmaps and use
9631 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9633 (finalize_ref_all_pointers): Update for add_may_alias changes.
9634 (new_type_alias): Ditto.
9635 * tree-flow-inline.h (may_aliases): Return a bitmap.
9636 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9637 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9638 may_aliases being a bitmap.
9639 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9640 may_aliases now returns a bitmap.
9641 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9643 * tree-ssa-operands.c (add_virtual_operand): Update for
9644 may_aliases being a bitmap.
9646 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9648 PR tree-optimization/30630
9649 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9650 variable as changed.
9652 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9655 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9656 expanded only once even if an error occurs.
9658 2007-01-29 Ben Elliston <bje@au.ibm.com>
9660 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9661 (__gcov_average_profiler): Likewise.
9662 (__gcov_ior_profiler): Likewise.
9663 (__gcov_merge_ior): Likewise.
9665 2007-01-28 Jan Hubicka <jh@suse.cz>
9667 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9668 * value-prof.c (stringop_block_profile): Likewise.
9670 2007-01-28 Jan Hubicka <jh@suse.cz>
9672 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9673 variant handling histograms; add wrapper.
9674 (clear_storage_via_libcall): Export.
9675 (emit_block_move_hints): Break out from ...; add histograms.
9676 (emit_block_move): ... this one.
9677 (clear_storage_hints): Break out from ...; add histograms.
9678 (clear_storage): ... this one.
9679 (set_storage_via_memset): Handle histogram.
9680 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9681 (clear_storage_hints, clear_storage_via_libcall): Declare.
9682 (set_storage_via_setmem): Update prototype.
9683 * doc/md.texi (movmem, setmem): Document new arguments.
9685 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9687 (stringop_block_profile): New global function.
9688 (tree_stringops_values_to_profile): Profile block size and alignment.
9689 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9691 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9692 (stringop_block_profile): Declare.
9693 * builtins.c: Include value-prof.h.
9694 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9695 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9696 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9697 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9698 * profile.c (instrument_values): Add new counters.
9699 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9701 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9702 (tree_init_edge_profiler): Build new profilers.
9703 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9704 (pass_tree_profile): Add dump.
9705 (tree_profile_hooks): Update.
9706 * Makefile.in (LIBGCOV): Add new constants.
9707 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9708 __gcov_ior_profiler): New.
9709 * i386.md (movmem/setmem expanders): Add new optional arguments.
9711 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9713 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9715 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9717 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9718 (tree_unswitch_single_loop): Pass eni_size_weights to
9719 tree_num_loop_insns.
9720 * tree-ssa-loop-manip.c: Include tree-inline.h.
9721 (can_unroll_loop_p): Pass eni_size_weights to
9722 tree_num_loop_insns.
9723 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9724 Pass eni_size_weights to estimate_num_insns.
9725 * tree.h (init_inline_once): Export.
9726 * toplev.c (backend_init): Call init_inline_once.
9727 * cgraphunit.c (cgraph_process_new_functions,
9728 cgraph_analyze_function): Pass eni_inlining_weights to
9730 * ipa-inline.c (compute_inline_parameters): Ditto.
9731 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9732 to estimate_num_insns.
9733 (try_unroll_loop_completely): Pass eni_size_weights to
9734 tree_num_loop_insns.
9735 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9736 ot estimate_num_insns.
9737 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9738 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9739 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9740 eni_time_weights): New variables.
9741 (init_inline_once): Initialize them.
9742 (struct eni_data): Mew.
9743 (estimate_num_insns_1, estimate_num_insns): Use weights.
9744 * tree-inline.h (struct eni_weights_d): New.
9745 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9746 (estimate_num_insns): Declaration changed.
9747 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9748 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9749 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9751 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9753 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9754 relations in the conflict function is valid.
9756 2007-01-27 Ian Lance Taylor <iant@google.com>
9758 * common.opt: Add fstrict-overflow.
9759 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9760 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9761 (TYPE_OVERFLOW_UNDEFINED): Define.
9762 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9764 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9765 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9766 (fold_negate_expr): Likewise.
9767 (make_range): Likewise.
9768 (extract_muldiv_1): Likewise.
9769 (maybe_canonicalize_comparison): Likewise.
9770 (fold_comparison): Likewise.
9771 (fold_binary): Likewise.
9772 (tree_expr_nonnegative_p): Likewise.
9773 (tree_expr_nonzero_p): Likewise.
9774 * tree-vrp.c (compare_values): Likewise.
9775 (extract_range_from_binary_expr): Likewise.
9776 (extract_range_from_unary_expr): Likewise.
9777 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9779 (nowrap_type_p): Likewise.
9780 * tree-scalar-evolution.c (simple_iv): Likewise.
9781 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9782 (build_range_check): Likewise.
9783 (extract_muldiv_1): Likewise.
9784 (fold_comparison): Likewise.
9785 * tree-vrp.c (vrp_int_const_binop): Likewise.
9786 (extract_range_from_unary_expr): Likewise.
9787 * convert.c (convert_to_integer): Likewise.
9788 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9789 (fold_comparison): Likewise.
9790 (fold_binary): Likewise.
9791 * optabs.c (optab_for_tree_code): Likewise.
9792 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9793 * simplify-rtx.c (simplify_const_relational_operation): Check
9794 flag_strict_overflow and flag_trapv.
9795 (simplify_const_relational_operation): Likewise.
9796 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9797 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9800 2007-01-27 Roger Sayle <roger@eyesopen.com>
9802 * tree.c (tree_fold_gcd): Delete.
9803 * tree.h (tree_fold_gcd): Remove prototype.
9804 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9805 test whether one constant integer is a multiple of another. Instead
9806 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9807 * fold-const.c (multiple_of_p): We've determined both TOP and
9808 BOTTOM are integer constants so we can call int_const_binop directly
9809 instead of the more generic const_binop.
9811 2007-01-27 Roger Sayle <roger@eyesopen.com>
9813 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9814 1*X check that the constant hasn't overflowed, to preserve the
9816 (round_up): Provide an efficient implementation when rouding-up an
9817 INTEGER_CST to a power-of-two.
9819 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9821 * doc/sourcebuild.texi: Add comma for clarity.
9822 * doc/extend.texi: Fix some typos.
9823 * doc/passes.texi: Likewise.
9824 * doc/cppinternals.texi: Likewise.
9825 * doc/c-tree.texi: Likewise.
9826 * doc/tree-ssa.texi: Likewise.
9827 * doc/install.texi: Likewise.
9829 2007-01-27 Jan Hubicka <jh@suse.cz>
9831 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9832 (pass_sra): Do not require alias information.
9833 * passes.c (init_optimization_passes): Add SRA
9835 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9837 * tracer.c (rest_of_handle_tracer): We already cleaned
9838 up the CFG in tracer() so don't do it here again.
9839 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9840 cleanup_cfg here, either. And don't call renumber_insns.
9842 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9843 and BB_HEAD are in the insn stream here. Instead make sure
9844 that BB_INSN is valid on all insns. Also, do check here that
9845 there are no pending branch predictions...
9846 (rtl_verify_flow_info): ...instead of doing it here. Checks
9847 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9850 2007-01-26 Roger Sayle <roger@eyesopen.com>
9852 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9853 function to simplify/factorize operand order canonicalization.
9854 (ix86_fixup_binary_operands): Reorganize using the above function.
9855 (ix86_binary_operator_ok): Likewise.
9857 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9859 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9860 file scope from optimize_attrs.
9861 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9863 (optimize_attrs): Clear insn_code_values after freeing it.
9865 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9867 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9868 a parts.base assignment.
9870 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9872 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9873 (compute_subscript_distance, initialize_data_dependence_relation,
9874 finalize_ddr_dependent, analyze_ziv_subscript,
9875 analyze_siv_subscript_cst_affine,
9876 compute_overlap_steps_for_affine_univar,
9877 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9878 analyze_siv_subscript, analyze_miv_subscript,
9879 analyze_overlapping_iterations, subscript_dependence_tester_1,
9880 compute_self_dependence, free_dependence_relation): Work
9881 with affine_fn instead of chrecs.
9882 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9883 common_affine_function, affine_function_base,
9884 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9885 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9886 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9887 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9888 (all_chrecs_equal_p): Removed.
9889 * tree-data-ref.h (affine_fn, conflict_function): New types.
9890 (struct subscript): Change type of conflicting_iterations_in_a
9891 and conflicting_iterations_in_b.
9893 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9896 * config/pa/pa.h (TARGET_HPUX_11): New.
9897 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9898 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9900 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9901 Richard Guenther <rguenther@suse.de>
9903 * tree-ssa-structalias.c (solve_graph): Handle case
9904 we merged the variable to another.
9906 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9908 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9911 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9912 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9914 2007-01-25 DJ Delorie <dj@redhat.com>
9916 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9917 allow changes to modes which don't fit in those registers.
9919 * reload1.c (choose_reload_regs): Check for invalid subregs before
9920 computing their locations, not after.
9922 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9925 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9926 save Altivec registers in an eh_return function.
9927 (compute_vrsave_mask): Likewise.
9928 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9929 for saving Altivec registers.
9930 (rs6000_emit_prologue): Don't allocate stack twice in
9931 eh_return function. Correct expected value of altivec_save_offset
9932 when using save_world. Describe save of R0 to stack when using
9933 save_world. Describe stack pointer adjustment when using
9934 save_world. Remove duplicated eh_return parameter register saving.
9935 Update sp_offset variable after save_world.
9936 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9938 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9939 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9942 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9944 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9946 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9949 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9950 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9952 2007-01-25 Richard Guenther <rguenther@suse.de>
9954 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9955 * common.opt (-Wcoverage-mismatch): New warning option.
9956 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9957 if -Wcoverage-mismatch is given.
9959 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9961 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9962 (ipcp_driver): Change to static definition.
9963 Add dumping of the ifunctions.
9964 (constant_val_insert): Remove unused parameter. Support for SSA.
9965 (ipcp_propagate_const): Support for SSA.
9966 (ipcp_profile_bb_print): Print only analyzed nodes.
9967 (ipcp_replace_map_create): Remove support for Fortran constant
9969 * ipa-prop.c (ipa_method_modify_stmt,
9970 ipa_callsite_compute_param): Support for SSA.
9971 * ipa-prop.h (ipcp_driver): Remove declaration.
9972 (IS_VALID_TREE_MAP_INDEX): Add define.
9974 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9976 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9978 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9981 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9982 constant argument to cabs and do it without checking for
9983 -funsafe-math-optimizations.
9985 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9987 * c-common.h (RID_FIRST_CXX0X): New.
9988 (RID_LAST_CXX0X): New.
9989 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9991 * c.opt (Wc++0x-compat): New.
9992 * doc/invoke.texi (-Wc++0x-compat): Document.
9994 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9996 * builtins.c (fold_builtin_carg): New.
9997 (fold_builtin_1): Use it.
9999 2007-01-24 Jan Hubicka <jh@suse.cz>
10001 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10003 * ipa-inline.c (initial_insns, max_insns): Delete.
10004 (compute_max_insns): New function.
10005 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10006 of insns as base for code growth.
10007 (cgraph_decide_inlining): Make initial_insns local; do not compute
10009 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10010 * doc/invoke.texi (inline-unit-growth): Update docs.
10012 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10014 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10015 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10016 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10017 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10018 for CPUs that have PTA_CX16 set.
10020 PR middle-end/27416
10021 * gimplify.c (omp_check_private): New function.
10022 (gimplify_scan_omp_clauses): Use it for
10023 firstprivate/lastprivate/reduction.
10025 PR middle-end/30494
10026 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10027 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10029 PR middle-end/30421
10030 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10031 If lower_lastprivate_clauses emits some statements, append them
10032 to dlist rather than body_p and to body_p append an initializer.
10033 (lower_omp_for): Adjust caller.
10035 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10037 * target.h (globalize_decl_name): New.
10038 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10039 * output.h (default_globalize_decl_name): New.
10040 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10042 (globalize_decl): Ditto.
10043 (default_globalize_decl_name): New.
10044 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10045 (ia64_handle_version_id_attribute): New.
10046 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10047 (ia64_asm_output_external): Use globalize_decl_name instead
10048 of globalize_label.
10049 * doc/extend.texi (version_id): New pragma.
10050 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10052 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10054 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10055 _uleb128_t and _Unwind_SWord with _sleb128_t.
10056 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10057 uw_frame_state_for, uw_update_context_1): Likewise.
10058 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10059 * unwind-pe.h (read_uleb128, read_sleb128,
10060 read_encoded_value_with_base): Likewise.
10061 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10063 2007-01-24 Richard Guenther <rguenther@suse.de>
10065 * builtins.c (expand_builtin_cexpi): Get the fndecl
10066 for cexp in the correct way.
10068 2007-01-24 Jan Hubicka <jh@suse.cz>
10070 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10072 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10074 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10075 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10076 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10077 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10078 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10079 __SIZEOF_PTRDIFF_T__.
10080 * doc/cpp.texi: Documentation for the new builtin macros added.
10082 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10084 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10085 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10086 instead of operands[2] to avoid access past the end of array.
10088 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10090 * reload1.c (emit_reload_insns): Pass the reload register
10091 for a non-spill output reload through forget_old_reloads_1.
10093 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10095 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10096 _SOFT_DOUBLE if doubles use software floating-point.
10097 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10098 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10099 * config/rs6000/darwin-ldouble.c: Also compile functions for
10100 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10101 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10102 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10103 commented-out long double override.
10104 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10105 * config/rs6000/eabispe.h: Likewise.
10106 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10107 long double for non-SPE.
10108 (rs6000_handle_option): Likewise.
10109 (invalid_e500_subreg): Disallow more subregs involding DImode,
10110 DFmode, TImode or TFmode.
10111 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10113 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10115 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10116 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10118 (rs6000_legitimate_address): Also check for TFmode for E500
10120 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10121 (spe_build_register_parallel): Handle TFmode and TCmode.
10122 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10124 (function_arg): Handle TFmode and TCmode for E500 double.
10125 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10127 (print_operand): Handle TFmode and TImode for %y.
10128 (rs6000_generate_compare): Handle TFmode comparisons for E500
10130 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10131 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10132 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10133 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10134 TFmode for E500 double.
10135 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10136 (floatsidf2): Enable for E500 double.
10137 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10138 (extenddftf2): Change to extenddftf2_fprs.
10139 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10140 depending on TARGET_E500_DOUBLE.
10141 (extendsftf2): Enable for E500 double.
10142 (trunctfdf2): Enable for E500 double.
10143 (trunctfsf2): Change to trunctfsf2_fprs.
10144 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10145 depending on TARGET_E500_DOUBLE.
10146 (floatsitf2): Enable for E500 double.
10147 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10148 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10149 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10150 (negtf2): Change to negtf2_internal.
10151 (negtf2): New expander.
10152 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10153 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10154 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10155 (movdi_internal32): Use rs6000_nonimmediate_operand.
10156 (unnamed splitter): Likewise.
10157 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10158 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10159 (SPE64TF, DITI): New mode macros.
10160 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10163 (frob_<mode>_di_2): New.
10164 (frob_tf_di_8_2): New.
10165 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10167 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10169 (frob_ti_<mode>_8_2): New.
10170 (frob_ti_tf_2): New.
10171 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10172 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10174 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10175 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10176 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10177 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10178 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10179 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10182 2007-01-23 Ian Lance Taylor <iant@google.com>
10184 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10186 (OBJS-archive): Reformat, alphabetize.
10187 (OBJS): Change out_object_file to OBJS-md.
10189 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10191 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10192 JUMP_P and CALL_P predicates where applicable.
10193 * config/i386/i386.c: Ditto.
10194 * config/i386/i386.md: Ditto.
10195 * config/i386/mmx.md: Ditto.
10196 * config/i386/predicates.md: Ditto.
10198 2007-01-22 Andreas Schwab <schwab@suse.de>
10200 * config/m68k/m68k.h: Fix comment.
10202 2007-01-22 Jan Hubicka <jh@suse.cz>
10204 * passes.c (init_optimization_passes): Do not rerun
10205 pass_early_warn_uninitialized.
10207 2007-01-22 Richard Guenther <rguenther@suse.de>
10209 PR tree-optimization/30038
10210 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10212 (execute_cse_sincos_1): Likewise.
10213 (execute_cse_sincos): Likewise.
10214 (gate_cse_sincos): Likewise.
10215 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10216 the cexpi() canonicalization of sincos().
10217 * tree-pass.h (pass_cse_sincos): Declare.
10218 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10220 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10222 PR rtl-optimization/29329
10223 * combine.c (replaced_rhs_insn): Rename to i2mod.
10224 (replaced_rhs_value): Rename to i2mod_new_rhs.
10225 (i2mod_old_rhs): New global variable.
10226 (combine_instructions): Adjust for above change. Save a copy of
10227 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10228 note are substituted in the second instruction.
10229 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10230 ditch the note if it pertains to the second eliminated register
10231 and this register is mentioned in i2mod_old_rhs.
10234 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10236 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10237 the insn to which the note was originally attached.
10239 2007-01-21 Jan Hubicka <jh@suse.cz>
10241 * ipa-inline.c (inlining_mode): Comment, move up.
10242 (cgraph_decide_inlining_incrementally): Do not perform inlining
10243 itself; fix handling of flattening of self recursive functions.
10244 (cgraph_find_cycles): Remove.
10245 (cgraph_flatten_node): Remove.
10246 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10247 (try_inline): New function.
10248 (cgraph_early_inlining): Update call of
10249 cgraph_decide_inlining_incrementally. Apply inlining here.
10250 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10252 2007-01-21 Dirk Mueller <dmueller@suse.de>
10255 * tree-vrp.c (check_array_bounds): do not warn
10256 about ADDR_EXPR's of ARRAY_REF's which are immediately
10257 used in binary expressions.
10259 2007-01-21 Ira Rosen <irar@il.ibm.com>
10261 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10262 read_write_dep and macros for its access.
10263 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10264 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10265 argument, call vect_check_interleaving for every independent pair of
10266 data-refs. Mark loads that access the same memory location as a store
10268 (vect_check_dependences): Remove.
10269 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10270 call, fix the call to vect_analyze_data_ref_dependence.
10271 (vect_analyze_data_ref_access): For statements that access the same
10272 data-ref, check that they are not stores; for loads, check that there
10273 is no store that access the same location.
10275 2007-01-20 Roger Sayle <roger@eyesopen.com>
10276 Joseph Myers <joseph@codesourcery.com>
10278 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10279 (-fdump-rtl-stack): Likewise.
10280 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10281 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10282 (-mpt-fixed): Use @minus{} for minus sign.
10283 (Using Precompiled Headers): Fix under/overfull hbox.
10285 2007-01-20 Jan Hubicka <jh@suse.cz>
10287 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10288 place within annotation.
10290 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10292 * pa.c (output_move_double): Change array size of xoperands to 4.
10294 2007-01-20 Jan Hubicka <jh@suse.cz>
10296 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10299 2007-01-19 Ian Lance Taylor <iant@google.com>
10301 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10302 constant to unsigned HOST_WIDE_INT before negating.
10304 2007-01-19 Ian Lance Taylor <iant@google.com>
10306 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10308 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10309 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10310 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10311 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10312 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10313 (realloc_vdef, realloc_vuse): Change second parameter to
10315 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10316 fields to unsigned.
10317 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10318 unsigned. Change x and lim locals to unsigned.
10319 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10321 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10322 (copy_virtual_operands): Change i and n locals to unsigned.
10324 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10326 PR middle-end/29335
10327 * builtins.c (fold_builtin_1): Handle builtin fdim.
10329 2007-01-20 Jan Hubicka <jh@suse.cz>
10331 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10332 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10333 init_alias_heapvars.
10334 (init_alias_heapvars): Initialize only when not already initialized.
10335 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10337 2007-01-19 Roger Sayle <roger@eyesopen.com>
10339 * common.opt (fsigned-zeros): New command line option.
10340 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10341 of flag_unsafe_math_optimizations.
10342 * opts.c (set_fast_math_flags): The -ffast-math command line option
10343 implies -fno-signed-zeros.
10344 (fast_math_flags_set_p): Likewise.
10346 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10347 the documentation of -ffast-math appropriately. Wrap long lines.
10349 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10351 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10352 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10354 2007-01-19 Tomas Bily <tbily@suse.cz>
10356 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10358 (tree_init_ic_make_global_vars): New function
10359 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10360 (tree_gen_ic_profiler): New function
10361 (tree_gen_ic_func_profiler): New function
10362 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10363 (tree_profile_hooks): Added hook for indirec/virtual calls
10364 * value-prof.c (tree_find_values_to_profile): New case for
10366 (tree_values_to_profile): Call for determining indirect/virtual
10368 (tree_indirect_call_to_profile): New function
10369 (tree_ic_transform): New function
10370 (tree_ic): New function
10371 (find_func_by_pid): New function
10372 (init_pid_map): New function
10373 (tree_value_profile_transformations): Added check for
10374 indirect/virtual call transformation
10375 * value-prof.h (enum hist_type): New counter type for
10376 indirect/virtual calls
10377 (profile_hooks): Added new hook for profiling indirect/virtual
10379 * profile.c (instrument_values): New case for indirect/virtual
10381 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10382 (GCOV_COUNTER_V_INDIR): New counter type
10383 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10384 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10386 * cgraph.c: Definition of cgraph_max_pid
10387 (cgraph_create_node): Default init of pid attribute
10388 * cgraph.h: Declaration of cgraph_max_pid
10389 (struct cgraph_node): Added pid attribute
10390 * libgcov.c (__gcov_indirect_call_profiler): New function
10391 (__gcov_one_value_profiler_body): New function
10392 (__gcov_one_value_profiler): Body was moved to
10393 __gcov_one_value_profiler_body and calls it
10395 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10397 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10398 * gengtype.c (write_types_data, write_func_for_structure,
10399 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10400 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10401 (walk_type, write_func_for_structure): Generate the mark_hook if
10404 2007-01-19 Jan Hubicka <jh@suse.cz>
10406 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10407 'early' argument take inlining mode argument specifying whether to
10408 inline for size/speeed or all functions; add support for flattening;
10410 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10412 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10415 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10416 the name of the declared identifier.
10418 2007-01-19 Dirk Mueller <dmueller@suse.de>
10420 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10421 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10422 duplicate evaluation.
10424 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10426 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10427 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10428 to XFMode, use acosxf2 and truncate result to requested mode.
10429 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10430 (asin<mode>2): Similarly, with asin expanders.
10431 (*fscalexf4_i387): Rename from *fscalexf4.
10432 (expNcorexf3): New expander.
10433 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10434 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10435 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10436 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10437 patterns for SSE math.
10438 (exp10<mode>2): Similarly, with exp10 expanders.
10439 (exp2<mode>2): Similarly, with exp2 expanders.
10440 (expm1<mode>2): Similarly, with expm1 expanders.
10441 (ldexp<mode>3): Similarly, with ldexp expanders.
10442 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10443 Use gen_truncxf<mode>2_i387_noop to truncate result.
10445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10447 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10448 for ColdFire targets.
10450 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10451 Richard Sandiford <richard@codesourcery.com>
10453 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10454 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10455 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10456 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10457 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10458 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10462 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10463 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10464 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10465 (*adddi_dilshr32_cf): New pattern.
10466 (adddi3, subdi3): Remove first alternatives.
10468 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10470 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10471 implemented using move.l, do not use its cc result for floating-point
10474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10476 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10477 from accepting 's' constraints if flag_pic.
10479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10481 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10482 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10483 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10484 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10486 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10488 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10489 ColdFire alternatives.
10490 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10491 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10492 architectures that support ff1 instruction.
10494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10495 Julian Brown <julian@codesourcery.com>
10497 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10498 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10499 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10504 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10506 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10507 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10508 HOST_WIDE_INT instead of an rtx.
10509 (m68k_rtx_costs): Update call accordingly.
10510 (output_move_const_into_data_reg): Likewise. Fix formatting.
10511 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10513 (output_move_simode_const): Update calls after above changes.
10514 Rework to use automatic variables and predicates like MEM_P.
10515 * config/m68k/m68k.md (pushexthisi_const): Update call to
10518 2007-01-19 Dirk Mueller <dmueller@suse.de>
10520 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10521 in dump_flags test.
10523 2007-01-19 Richard Guenther <rguenther@suse.de>
10525 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10526 via cexp in case sincos is not available.
10528 2007-01-19 Richard Guenther <rguenther@suse.de>
10530 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10531 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10532 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10533 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10534 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10535 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10536 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10537 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10539 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10541 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10543 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10544 (atan2xf3): Directly generate RTL pattern.
10545 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10546 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10547 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10548 disable patterns for SSE math.
10549 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10550 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10552 disable patterns for SSE math.
10554 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10556 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10558 2007-01-18 Roger Sayle <roger@eyesopen.com>
10560 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10561 VIEW_CONVERT_EXPR to the same type as it's operand.
10563 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10565 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10566 configured for long double 128.
10568 2007-01-18 Mike Stump <mrs@apple.com>
10570 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10573 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10575 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10578 2007-01-18 Jan Hubicka <jh@suse.cz>
10580 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10581 greater than NUM_VOP_FREE_BUCKETS.
10583 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10585 * tree-ssa-structalias.c: Update comments.
10586 (ptabitmap_obstack): Removed.
10587 (pta_obstack): New.
10588 (oldpta_obstack): Ditto.
10589 (stats): Add a few members.
10590 (struct variable_info): Remove node, complex, address_taken, and
10591 indirect_target members. Add oldsolution member.
10592 (new_var_info): Do not initialize removed members.
10593 (constraint_expr_type): Remove INCLUDES.
10594 (constraint_graph): Add size, implicit_preds, rep,
10595 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10596 (FIRST_REF_NODE): New macro.
10597 (LAST_REF_NODE): Ditto.
10598 (FIRST_ADDR_NODE): Ditto.
10599 (find): New function.
10601 (dump_constraint): Do not handle INCLUDES.
10602 (insert_into_complex): Do not insert duplicate constraints.
10603 (condense_varmap_nodes): Renamed and rewritten into ...
10604 (merge_node_constraints): This. Also fix bug in handling of
10605 offseted copy constraints.
10606 (clear_edges_for_node): No longer need to deal with preds at all,
10607 or removing associated preds/succs.
10608 (merge_graph_nodes): Deal with indirect_cycles.
10609 Don't deal with predecessors.
10610 (add_implicit_graph_edge): New function.
10611 (add_pred_graph_edge): Ditto.
10612 (add_graph_edge): Don't deal with predecessors.
10613 (build_constraint_graph): Removed.
10614 (build_pred_graph): New function.
10615 (build_succ_graph): Ditto.
10616 (struct scc_info): Removed in_component. Added roots, dfs, and
10617 node_mapping. Remove visited_index, unification_queue.
10618 (scc_visit): Deal with union-find we do now.
10619 Deal with cycles with REF nodes.
10620 (collapse_nodes): Renamed and rewritten to ...
10621 (unify_nodes): This.
10622 (process_unification_queue): Removed.
10623 (topo_visit): Cleanup
10624 (do_da_constraint): Use find.
10625 (do_sd_constraint): Ditto.
10626 (do_ds_constraint): Ditto.
10627 (do_complex_constraint): Ditto.
10628 (init_scc_info): Update for removed and added members.
10629 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10630 (find_indirect_cycles): This.
10631 (equivalence_class): New variable.
10632 (label_visit): New function.
10633 (perform_variable_substitution): Rewritten.
10634 (free_var_substitution_info): New function.
10635 (find_equivalent_node): Ditto.
10636 (move_complex_constraints): Ditto.
10637 (eliminate_indirect_cycles): Ditto.
10638 (solve_graph): Only propagate changed bits.
10639 Use indirect cycle elimination.
10641 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10642 (tree_id_eq): Renamed to ...
10643 (tree_vi_eq): This. Update for member change
10644 (insert_id_for_tree): Renamed and rewritten to ...
10645 (insert_vi_for_tree): This.
10646 (lookup_id_for_tree): Renamed and rewritten to ...
10647 (lookup_vi_for_tree): This.
10648 (get_id_for_tree): Renamed and rewritten to ...
10649 (get_vi_for_tree): Ditto.
10650 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10651 (process_constraint): Don't handle INCLUDES.
10652 Remove special ADDRESSOF case.
10653 (find_func_aliases): Rewrite to use vi functions instead of id
10655 (create_function_info_for): Ditto.
10656 (create_variable_info_for): Ditto.
10657 (intra_create_variable_infos): Ditto.
10658 (merge_smts_into): Ditto.
10659 (find_what_p_points_to): Ditto.
10660 (init_base_vars): Ditto.
10661 (init_alias_vars): Ditto.
10662 (remove_preds_and_fake_succs): New function.
10663 (dump_sa_points_to_info): Dump new stats.
10664 (dump_solution_for_var): Use find.
10665 (set_used_smts): Fix formatting.
10666 (compute_points_to_sets): Updated for new functions.
10667 (ipa_pta_execute): Ditto.
10669 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10670 Richard Sandiford <richard@codesourcery.com>
10672 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10674 * calls.c (expand_call): If the return value is a PARALLEL,
10675 extract its first member.
10676 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10677 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10678 use FUNCTION_EXTRA_EPILOGUE.
10679 (m68k_function_value): Return a PARALLEL if the return value
10680 is of a pointer type.
10681 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10682 (FUNCTION_EXTRA_EPILOGUE): Remove.
10683 * config/m68k/m68k.md (D0_REG): New constant.
10685 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10687 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10688 output a NOP for empty epilogues.
10690 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10692 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10693 before function. Extend register save check to include all
10694 registers, not just integer ones.
10696 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10698 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10699 (m68k_use_return_insn): ...this.
10700 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10701 * config/m68k/m68k.c (use_return_insn): Rename to...
10702 (m68k_use_return_insn): ...this.
10703 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10704 of USE_RETURN_INSN.
10706 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10708 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10709 nearest even, fix denormal rounding overflow.
10711 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10713 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10714 f%$smove and f%$move.
10715 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10716 (extendsfdf2_cf): Use fdmove instead of f%&move.
10717 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10718 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10720 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10722 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10725 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10727 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10728 (coldfire_single_format): Declare.
10729 (coldfire_double_format): Likewise.
10730 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10731 of qnan_msb_set to determine the lower bits of a canonical
10733 (encode_ieee_double): Likewise.
10734 (encode_ieee_quad): Likewise.
10735 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10736 (mips_single_format): Likewise.
10737 (ieee_double_format): Likewise.
10738 (mips_double_format): Likewise.
10739 (ieee_extended_motorola_format): Likewise.
10740 (ieee_extended_intel_96_format): Likewise.
10741 (ieee_extended_intel_128_format): Likewise.
10742 (ieee_extended_intel_96_round_53_format): Likewise.
10743 (ibm_extended_format): Likewise.
10744 (mips_extended_format): Likewise.
10745 (ieee_quad_format): Likewise.
10746 (mips_quad_format): Likewise.
10747 (vax_f_format): Likewise.
10748 (vax_d_format): Likewise.
10749 (vax_g_format): Likewise.
10750 (i370_single_format): Likewise.
10751 (i370_double_format): Likewise.
10752 (decimal_single_format): Likewise.
10753 (decimal_double_format): Likewise.
10754 (decimal_quad_format): Likewise.
10755 (c4x_single_format): Likewise.
10756 (c4x_extended_format): Likewise.
10757 (real_internal_format): Likewise.
10758 (coldfire_single_format): New real_format.
10759 (coldfire_double_format): Likewise.
10760 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10761 canonical_nan_lsbs_set.
10762 (pdp11_d_format): Likewise.
10763 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10764 if TARGET_COLDFIRE_CPU.
10766 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10768 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10769 (output_call, m68k_legitimize_call_address): Declare.
10770 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10771 parenthesees. Add support for a 'W' constraint.
10772 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10773 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10774 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10775 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10777 (override_options): Initialize them. Do not set flag_no_function_cse
10778 for TARGET_ID_SHARED_LIBRARY.
10779 (m68k_output_pic_call): Delete.
10780 (m68k_legitimize_call_address): New function.
10781 (print_operand): Remove the %o prefix. Handle the %p prefix.
10782 (output_call): New function.
10783 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10784 target address from the GOT if symbolic jumps are not allowed.
10785 * config/m68k/m68k.md (call, general_operand): Do not set
10786 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10787 Merge separate flag_pic and !flag_pic define_insns into...
10788 (*call, *call_value): ...these new patterns. Match the address
10789 rather than the containing MEM and require it to be a call_operand.
10790 Use output_call to generate the asm template.
10791 * config/m68k/predicates.md (const_call_operand): New predicate.
10792 (call_operand): Likewise.
10794 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10796 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10797 (STACK_GROWS_DOWNWARD): Define to 1.
10798 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10799 comments, emphasizing that these values are only defaults.
10800 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10801 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10803 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10805 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10807 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10808 Richard Sandiford <richard@codesourcery.com>
10810 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10811 (FP_REGNO_P): New macros.
10812 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10813 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10814 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10815 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10817 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10819 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10820 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10822 * config/m68k/t-floatlib: New file, extracting common code from...
10823 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10824 * config/m68k/t-uclinux: Here.
10825 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10826 routines on ColdFire targets.
10828 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10830 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10831 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10832 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10833 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10834 explicitly set MOTOROLA to 1.
10835 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10838 Nathan Sidwell <nathan@codesourcery.com>
10840 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10841 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10842 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10843 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10844 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10845 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10846 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10847 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10848 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10849 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10850 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10851 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10852 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10853 (DBX_REGISTER_NUMBER): Delete.
10854 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10855 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10856 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10858 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10860 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10861 * config/flat.h: New file.
10862 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10863 OBJECT_FORMAT_FLAT.
10864 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10865 indirect references for -msep-data or -mid-shared-library.
10866 Do not use PC-relative code addresses either.
10867 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10869 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10870 for shared libraries and crt1.o for executables. Use crti.o and
10872 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10873 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10874 Do not add -elf2flt or -shared-lib-id options here.
10875 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10876 Pass -shared-lib-id if -mid-shared-library, taking the library
10877 identifier from -mshared-library-id if given, otherwise
10879 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10880 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10881 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10882 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10883 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10884 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10886 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10887 jump sequence for ISA A and ISA A+.
10888 (PICJUMP): Likewise.
10890 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10892 * config.gcc (m68k-*-uclinux*): Base the port on the common
10893 and m68k GNU/Linux files rather than on the generic ELF ones.
10894 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10895 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10897 2007-01-18 Julian Brown <julian@codesourcery.com>
10898 Richard Sandiford <richard@codesourcery.com>
10900 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10901 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10902 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10904 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10905 80 unconditionally.
10906 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10910 * doc/install.texi: Document m68k-uclinuxoldabi.
10911 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10912 * config/m68k/uclinux-oldabi.h: New file, copied from
10913 config/m68k/uclinux.h.
10915 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10917 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10918 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10919 (m32r_compute_frame_size): Use unsigned for regno.
10920 (m32r_reload_lr): Use gen_frame_mem.
10922 (m32r_output_function_epilogue): Don't output the function epilogue
10924 (m32r_expand_epilogue): New.
10925 (direct_return): Return false if the function has the interrupt
10927 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10928 * config/m32r/m32r.md (epilogue): New expander.
10929 (return_lr, return_rte): New insns.
10930 (return): Make it expander.
10931 (return_normal): New expander.
10933 2007-01-18 Josh Conner <jconner@apple.com>
10936 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10937 support for UNLE, UNLT, UNGE, and UNGT.
10939 2007-01-18 Jan Hubicka <jh@suse.cz>
10941 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10942 * tree-tailcall (add_virtual_phis): Likewise.
10943 (optimize_tail_call): Return TODOs.
10944 (execute_tail_calls): Return TODOs.
10945 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10946 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10948 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10949 Cleanup cfg using TODO.
10950 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10951 * passes.c (execute_function_todo): When cleanup did something, remove
10953 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10954 (make_edges): Don't cleanup_cfg.
10956 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10958 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10959 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10960 operate on the top of stack.
10961 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10962 register handling of instructions that output to the second
10964 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10965 (move_for_stack_reg): Special-case check for dead destination
10966 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10968 * config/i386/i386.md (UNSPEC_TAN): New constant.
10969 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10970 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10971 to correctly model move of constant 1.0 to top stack slot.
10972 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10973 (unnamed peephole2 pattern): Remove corresponding peephole2
10974 pattern that optimizes tan insn and loading of constant 1.0.
10975 (tanxf2): Use fptanxf4_i387.
10976 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10977 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10978 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10979 disable patterns for SSE math.
10980 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10981 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10983 2007-01-18 Dirk Mueller <dmueller@suse.de>
10984 Richard Guenther <rguenther@suse.de>
10987 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10988 * common.opt (Warray-bounds): Add new warning option.
10989 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10991 * Makefile.in: make tree-vrp.o depend on toplev.h
10992 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10994 (check_array_refs, check_array_bounds, check_array_ref): New.
10996 2007-01-18 Jan Hubicka <jh@suse.cz>
10998 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10999 (execute_ssa_ccp): Return flags conditionally.
11000 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11002 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11004 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11006 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11007 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11009 * Makefile.c (GTFILES): Add cfglayout.h.
11010 * gengtype.c (open_base_files): Likewise.
11011 * cfglayout.c (cfg_layout_function_footer,
11012 cfg_layout_function_header) Reindent to make gengtype happy.
11013 * cfglayout.h (cfg_layout_function_footer,
11014 cfg_layout_function_header): Add GTY(()) marker.
11016 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11018 2007-01-18 Ben Elliston <bje@au.ibm.com>
11020 * genautomata.c (write_automata): Include xstrerror output in the
11021 error message if writing the DFA description file fails.
11023 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11025 * config/mips/mips-protos.h (mips_output_external): Make it
11027 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11028 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11029 (extern_list): Likewise.
11030 (extern_head): Likewise.
11031 (TARGET_ASM_FILE_END): Likewise.
11032 (mips_file_end): Likewise.
11033 (mips_output_external): Rewritten.
11035 2007-01-18 Ben Elliston <bje@au.ibm.com>
11037 * genpreds.c (write_insn_preds_c): Only write out the function
11038 body for regclass_for_constraint if we have register constraints.
11040 2007-01-17 Tom Tromey <tromey@redhat.com>
11042 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11043 * doc/install.texi (Testing): Use sourceware.org.
11044 (Binaries): Likewise.
11045 (Specific): Likewise.
11046 * doc/contrib.texi (Contributors): Use sourceware.org.
11048 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11050 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11051 (AVR_ENHANCED): Rename to ...
11052 (AVR_HAVE_MUL): ... new.
11053 (avr_enhanced_p): Rename to ...
11054 (avr_have_mul_p): ... new.
11055 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11056 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11057 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11058 (avr_have_mul_p): ... new.
11059 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11060 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11061 'avr_enhanced_p' and 'enhanced'.
11062 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11063 AVR_HAVE_MUL instead of AVR_ENHANCED.
11064 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11065 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11066 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11067 instead of AVR_ENHANCED.
11068 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11069 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11070 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11072 2007-01-17 Ian Lance Taylor <iant@google.com>
11074 * vec.h (VEC_reserve_exact): Define.
11075 (vec_gc_p_reserve_exact): Declare.
11076 (vec_gc_o_reserve_exact): Declare.
11077 (vec_heap_p_reserve_exact): Declare.
11078 (vec_heap_o_reserve_exact): Declare.
11079 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11081 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11082 negative parameter.
11083 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11084 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11085 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11086 * vec.c (calculate_allocation): Add exact parameter. Change all
11088 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11089 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11090 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11091 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11092 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11093 (vec_heap_p_reserve_exact): New function.
11094 (vec_heap_o_reserve_exact): New function.
11096 2007-01-17 Jan Hubicka <jh@suse.cz>
11098 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11100 2007-01-17 Eric Christopher <echristo@apple.com>
11102 * config.gcc: Support core2 processor.
11104 2007-01-16 Jan Hubicka <jh@suse.cz>
11106 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11107 the names, just unlink the chain so we don't crash on dangling pointers
11110 2007-01-16 Jan Hubicka <jh@suse.cz>
11112 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11113 * tree-pass.h: Reorder to make IPA passes appear toegher.
11114 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11115 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11116 parameters, do not call early inliner.
11117 * ipa-inline.c: Update comments. Include tree-flow.h
11118 (cgraph_decide_inlining): Do not compute inlining parameters.
11119 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11120 be called with function context set up.
11121 (pass_ipa_inline): Remove unreachable functions before pass.
11122 (cgraph_early_inlining): Simplify assuming to be called from the
11124 (pass_early_inline): New pass.
11125 (cgraph_gate_ipa_early_inlining): New gate.
11126 (pass_ipa_early_inline): Turn into simple wrapper.
11127 (compute_inline_parameters): New function.
11128 (gate_inline_passes): New gate.
11129 (pass_inline_parameters): New pass.
11130 (apply_inline): Move here from tree-optimize.c
11131 (pass_apply_inline): New pass.
11132 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11134 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11135 doing them by hand.
11136 (tree_function_versioning): Do not allocate dummy struct function.
11137 * tree-inline.h (optimize_inline_calls): Update prototype.
11138 * tree-optimize.c (execute_fixup_cfg): Export.
11139 (pass_fixup_cfg): Remove
11140 (tree_rest_of_compilation): Do not apply inlines.
11141 * tree-flow.h (execute_fixup_cfg): Declare.
11142 * Makefile.in (gt-passes.c): New.
11143 * passes.c: Include gt-passes.h
11144 (init_optimization_passes): New passes.
11145 (nnodes, order): New static vars.
11146 (do_per_function_toporder): New function.
11147 (execute_one_pass): Dump current pass here.
11148 (execute_ipa_pass_list): Don't dump current pass here.
11150 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11152 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11153 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11155 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11157 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11158 (strong_alias): Define.
11159 (__gcc_qmul): Provide non-FMA for soft-float.
11160 (__gcc_qdiv): Same.
11165 (__gcc_qunord): New.
11175 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11176 soft-float functions.
11177 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11178 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11179 about long double soft float.
11181 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11182 Tehila Meyzels <tehila@il.ibm.com>
11184 * tree-vectorizer.h (is_pattern_stmt_p): New.
11185 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11186 formatting (tabs instead of spaces). Cleanup and clarify setting
11187 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11188 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11189 (vectorizable_type_demotion): Check that types are integral.
11190 (vectorizable_type_promotion): Likewise.
11191 (vectorizable_store): Fix typo. Eliminate new-line at end of
11194 2007-01-16 Jan Hubicka <jh@suse.cz>
11196 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11199 2007-01-15 Eric Christopher <echristo@apple.com>
11201 * ifcvt.c: Include vec.h, vecprim.h.
11202 (check_cond_move_block): New argument regs.
11203 Reorganize. Add registers used to regs.
11204 (cond_move_process_if_block): Use regs set above as
11207 2007-01-15 Eric Christopher <echristo@apple.com>
11209 * config/darwin.h: Update copyright.
11210 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11211 (LINK_COMMAND_SPEC): Add -u.
11212 (LINK_SPEC): Fix umbrella for above.
11214 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11216 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11219 2007-01-15 Tom Tromey <tromey@redhat.com>
11221 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11222 * doc/install.texi (Testing): Don't mention jacks.
11223 (Configuration): Document --enable-java-maintainer-mode. Move
11224 --with-java-home to libgcj-specific section. Document
11226 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11228 2007-01-15 Jan Hubicka <jh@suse.cz>
11230 * tree-ssa-dce.c (DCE_TODOs): New.
11231 (propagate_necessity): Return if something changed.
11232 (eliminate_unnecessary_stmts): Likewise.
11233 (perform_tree_ssa_dce): Return TODO flags when needed.
11234 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11236 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11238 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11239 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11240 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11241 patterns using X87MODEF12 mode macro. Extend operand 1
11242 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11243 (log10<mode>2): Ditto.
11244 (log2<mode>2): Ditto.
11245 (log1p<mode>2): Ditto.
11246 (logb<mode>2): Ditto.
11247 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11248 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11249 (*fxtractxf3_i387): Rename from *fxtractxf3.
11250 (fxtract_extend<mode>xf3_i387): New insn pattern.
11251 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11252 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11253 and gen_fyl2xxf3_i387().
11255 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11257 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11258 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11259 get_loop_exit_edges. Changed return type to bool.
11260 * cfgloop.h (fix_loop_placement): Declaration removed.
11262 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11264 * param.h (MIN_VECT_LOOP_BOUND): New.
11265 * params.def (MIN_VECT_LOOP_BOUND): New.
11266 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11267 argument - minimum threshold for number of iterations.
11268 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11269 argument to declaration.
11270 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11271 MIN_VECT_LOOP_BOUND.
11272 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11273 slpeel_tree_peel_loop_to_edge with additional argument.
11274 (vect_do_peeling_for_alignment): Likewise.
11275 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11277 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11280 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11281 operands of size 1.
11283 2007-01-14 Jan Hubicka <jh@suse.cz>
11285 * tree-dfa.c (remove_referenced_var): New function.
11286 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11287 prune referenced vars list too.
11288 * tree-flow.h (remove_referenced_var): Declare.
11290 2007-01-14 Jan Hubicka <jh@suse.cz>
11292 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11294 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11295 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11296 * except.h (verify_eh_throw_table_statements): Kill prototype.
11297 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11298 into call exrepssions.
11299 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11301 * tree-cfg.c: Include pointer-set.h.
11302 (verify_node_sharing): Work on pointer set.
11303 (verify_eh_throw_stmt_node): New.
11304 (verify_stmts): Use pointers sets, verify throw_stmt.
11306 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11308 * ipa-reference.c (analyze_function): Consider also addresses taken
11311 2007-01-12 Roger Sayle <roger@eyesopen.com>
11313 * c-typeck.c (null_pointer_constant_p): Replace use of
11314 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11315 (build_c_cast): Likewise.
11317 2007-01-12 Roger Sayle <roger@eyesopen.com>
11319 * tree.h (force_fit_type_double): Remove unused final argument.
11320 * c-common.c (constant_expression_warning): Replace use of
11321 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11322 (convert_and_check): Likewise.
11323 (shorten_compare): Update call to force_fit_type_double.
11324 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11325 * convert.c (convert_to_pointer): Update call to
11326 force_fit_type_double.
11327 * fold-const.c (force_fit_type_double): Remove overflowed_const
11329 (int_const_binop, fold_convert_const_int_from_int,
11330 fold_convert_const_int_from_real, fold_div_compare,
11331 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11332 fold_abs_const, fold_not_const): Remove the final argument from
11333 calls to force_fit_type_double.
11335 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11337 * configure.ac: Set insn to "nop" for spu-*-* also.
11338 * configure: Regenerate.
11340 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11342 * builtins.def : Add BUILT_IN_FREE.
11344 2007-01-12 Jan Hubicka <jh@suse.cz>
11346 PR tree-optimization/30443
11347 * tree-inline.c (tree_function_versioning): Do not optimize when
11348 cloning for inlining.
11350 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11352 * doc/loop.texi: Document recording of loop exits.
11353 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11354 (update_single_exits_after_duplication,
11355 update_single_exit_for_duplicated_loop,
11356 update_single_exit_for_duplicated_loops): Removed.
11357 (duplicate_loop_to_header_edge): Do not call
11358 update_single_exits_after_duplication and
11359 update_single_exit_for_duplicated_loops.
11360 (loop_version): Do not update single_exit information.
11361 (fix_loop_structure): Use record_loop_exits instead of
11362 mark_single_exit_loops.
11363 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11364 the lists of loop exits.
11365 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11366 split_edge, merge_blocks): Update the lists of loop exits.
11367 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11368 loop_optimizer_init.
11369 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11370 of mark_single_exit_loops.
11371 (loop_optimizer_finalize): Call release_recorded_exits.
11372 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11373 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11374 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11375 update single exit information.
11376 * lambda-code.c (perfect_nestify): Ditto.
11377 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11378 (mark_single_exit_loops): Removed.
11379 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11380 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11381 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11383 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11384 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11385 (verify_loop_structure): Verify consistency of the exit lists.
11386 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11387 (set_single_exit): Removed.
11388 * cfgloop.h (struct loop_exit): New function.
11389 (struct loop): single_exit_ field replaced by exits field.
11390 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11391 (struct loops): Added exits hash.
11392 (mark_single_exit_loops, set_single_exit): Declaration removed.
11393 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11395 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11397 * doc/invoke.texi: Avoid use of @headitem.
11399 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11401 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11403 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11405 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11408 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11409 Richard Sandiford <richard@codesourcery.com>
11411 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11412 * config/m68k/m68k.opt: Resort options.
11413 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11415 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11416 Richard Sandiford <richard@codesourcery.com>
11418 * doc/invoke.texi: Document the macros that are defined by
11419 m68k's -mtune and -mhard-float options.
11420 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11421 (m68k_cpp_cpu_family): Likewise.
11422 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11423 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11424 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11425 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11426 (m68k_cpp_cpu_family): Likewise.
11428 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11430 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11431 macros besides mc68000 as tuning macros. Use a switch statement
11432 to set them and mcpu32.
11434 2007-01-12 Julian Brown <julian@codesourcery.com>
11436 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11437 (TARGET_68040_ONLY): Rename to...
11438 (TARGET_68040): ...this.
11439 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11440 * config/m68k/m68k.md: Likewise.
11442 2007-01-12 Julian Brown <julian@codesourcery.com>
11443 Nathan Sidwell <nathan@codesourcery.com>
11444 Richard Sandiford <richard@codesourcery.com>
11446 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11447 the -mcpu= argument associated with the --with-cpu setting.
11448 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11449 if different from the one implied by the -mcpu setting.
11450 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11451 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11452 * doc/invoke.texi: Mention ColdFire in the introduction to the
11453 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11454 -mno-div and -mhard-float options. Make -m68881 a synonym for
11455 -mhard-float. Document the previously-undocumented -m5206e,
11456 -m528x, -m5307 and -m5407 options. Tweak the existing option
11457 documentation for consistency.
11458 * doc/install.texi: Mention new --with-cpu arguments.
11459 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11460 default CPU if neither -mcpu nor -march are specified.
11461 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11462 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11463 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11464 using m68k_tune to decide between families that implement the
11465 same ISA. Use m68k_tune to set __mcfv4e__.
11466 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11467 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11468 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11469 (FL_ISA_C, FL_ISA_MMU): New macros.
11470 (MASK_COLDFIRE): Delete.
11471 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11472 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11473 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11474 (TARGET_HARD_FLOAT): Do not define here.
11475 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11476 (TUNE_68000): New macro.
11477 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11478 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11479 (TUNE_CFV2): Redefine in terms of m68k_tune.
11480 (uarch_type, target_device, fpu_type): New enums.
11481 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11482 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11483 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11484 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11485 (FL_FOR_isa_c): New macros.
11486 (m68k_isa): New enum.
11487 (m68k_target_selection): New structure.
11488 (all_devices, all_isas, all_microarchs): New tables.
11489 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11490 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11491 (MASK_ALL_CPU_BITS): Delete.
11492 (m68k_find_selection): New function.
11493 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11494 Map the legacy target options to a combination of the new ones.
11495 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11496 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11497 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11499 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11500 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11502 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11503 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11504 * config/m68k/m68k-devices.def: New file.
11506 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11507 Nathan Sidwell <nathan@codesourcery.com>
11509 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11510 (SUBTARGET_EXTRA_SPECS): New macros.
11511 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11512 use %(asm_cpu_spec) instead.
11513 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11514 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11515 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11516 (EXTRA_SPECS): Rename to...
11517 (SUBTARGET_EXTRA_SPECS): ...this.
11519 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11520 Richard Sandiford <richard@codesourcery.com>
11521 Julian Brown <julian@codesourcery.com>
11523 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11524 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11525 to the configuration's default CPU.
11526 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11527 Remove default masks.
11528 (m680[012]0-*-*): Set the default with_cpu to the first part of
11530 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11531 (m68k*-*-linux): Extend the --with-cpu handling to...
11532 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11533 and m68010. Don't set target_cpu_default2.
11534 * doc/install.texi: Document --with-cpu for m68k.
11535 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11536 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11537 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11538 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11539 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11540 (ASM_SPEC): Remove use of %(asm_cpu_default).
11541 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11542 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11543 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11544 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11545 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11546 (TARGET_DEFAULT): Delete.
11547 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11548 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11549 (CPP_CPU_SPEC): Delete.
11550 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11551 the appropriate string.
11552 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11553 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11554 (ASM_SPEC): Don't use %(asm_default_spec).
11555 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11556 TARGET_DEFAULT and add MASK_68881.
11557 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11559 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11561 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11562 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11563 MASK_68010 alongside MASK_68020.
11564 * doc/invoke.texi: Document -m68010.
11565 * config/m68k/m68k.opt (m68010): New.
11566 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11568 (TUNE_68010): New macro.
11569 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11570 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11571 (M68K_CPU_m68332): Add MASK_68010.
11572 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11573 fallback definition.
11574 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11576 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11577 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11578 to all entries that use MASK_68020.
11579 (output_move_simode_const, output_move_himode, output_move_qimode)
11580 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11581 instead of TARGET_68020 to select clr behavior. Remove comment
11582 about there being no TARGET_68010.
11583 * config/m68k/m68k.md: Likewise throughout.
11585 2007-01-12 Julian Brown <julian@codesourcery.com>
11587 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11588 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11589 * config/m68k/m68k.md: Likewise.
11591 2007-01-12 Julian Brown <julian@codesourcery.com>
11593 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11594 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11596 2007-01-12 Julian Brown <julian@codesourcery.com>
11598 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11599 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11600 * config/m68k/m68k.md: Likewise.
11602 2007-01-12 Julian Brown <julian@codesourcery.com>
11603 Richard Sandiford <richard@codesourcery.com>
11605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11606 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11607 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11609 (TARGET_CPU32): Rename to...
11610 (TUNE_CPU32): ...this.
11611 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11612 (TUNE_CFV2): New macros.
11613 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11614 remove conditions that are implied by TARGET_68020.
11615 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11616 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11617 (m68k_output_function_epilogue): Likewise.
11618 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11619 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11620 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11621 non-68000 timings. Refactor multiplication and division costs.
11622 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11623 TUNE_CPU32 instead of TARGET_CPU32.
11624 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11625 and TUNE_68060 instead of TARGET_68060.
11626 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11627 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11629 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11630 && !TARGET_COLDFIRE" to choose between moveq and clr.
11631 Likewise in the unnamed movsf pattern.
11632 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11633 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11636 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11638 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11639 of tabbing before backslashes.
11641 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11643 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11644 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11645 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11647 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11649 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11650 find_interesting_uses_cond.
11651 (find_interesting_uses_cond): Use extract_cond_operands.
11652 (rewrite_use_compare): Use extract_cond_operands and
11653 force_gimple_operand_bsi. Do not call update_stmt.
11654 (determine_use_iv_cost_condition): Use extract_cond_operands.
11655 Return cheaper of using original bound and changing the exit bound.
11657 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11659 PR tree-optimization/29516
11660 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11661 most_expensive_mult_to_index, addr_to_parts,
11662 create_mem_ref, maybe_fold_tmr): Make the type of
11663 fields of TARGET_MEM_REF sizetype.
11664 (move_fixed_address_to_symbol, move_pointer_to_base):
11666 * tree.def (TARGET_MEM_REF): Add comment on types of
11669 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11671 * c-common.c (vector_types_convertible_p): Treat opaque types as
11672 always convertible if they have the same size, but not otherwise.
11674 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11676 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11677 Remove the b_unconditional field.
11678 (noce_try_sign_mask): Do not look at b_unconditional.
11679 (noce_process_if_block): Do not use merge_if_blocks. Update
11680 the CFG here. Do not set b_unconditional.
11681 (cond_move_process_if_block): Likewise.
11682 (find_cond_trap): Likewise.
11683 (check_cond_move_block): Require simple jump insns at the end
11684 of the basic block.
11686 2007-01-11 Jan Hubicka <jh@suse.cz>
11688 PR tree-optimization/1046
11689 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11690 when alias info is not ready.
11691 (pass_tail_recursion): Do not require aliasing.
11692 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11693 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11694 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11695 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11696 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11697 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11698 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11700 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11701 When aliasing is not build, mark statement as volatile.
11703 2007-01-11 Tom Tromey <tromey@redhat.com>
11705 PR preprocessor/15185, PR preprocessor/20989:
11706 * doc/cppopts.texi <-MT>: Update description of algorithm for
11707 computing default target.
11708 <-M, -MD>: Reword "basename" text.
11710 2007-01-11 Roger Sayle <roger@eyesopen.com>
11712 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11713 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11714 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11715 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11716 fold_builtin_bswap, real_constp, fold_builtin_pow,
11717 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11718 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11719 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11720 * convert.c (convert_to_pointer): Likewise.
11721 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11722 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11723 const_binop, fold_convert_const_int_from_int,
11724 fold_convert_const_int_from_real,
11725 fold_convert_const_real_from_real, sign_bit_p,
11726 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11727 fold_sign_changed_comparison, fold_unary, fold_comparison,
11728 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11729 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11730 * print-tree.c (print_node_brief, print_node): Likewise.
11731 * stor-layout.c (place_field, layout_type): Likewise.
11732 * tree-chrec.c (keep_cast): Likewise.
11733 * tree.c (build_vector, build_real, build_real_from_int_cst,
11734 build_complex): Likewise.
11736 2007-01-11 Roger Sayle <roger@eyesopen.com>
11738 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11739 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11741 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11743 * configure.ac (strict1_warn): Rename to strict_warn.
11744 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11745 cc_set_by_configure, quoted_cc_set_by_configure,
11746 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11747 all_boot_languages, all_stagestuff): Remove.
11748 (target_list): Remove bootstrap targets.
11749 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11750 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11751 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11752 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11753 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11754 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11755 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11756 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11757 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11758 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11759 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11760 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11761 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11762 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11763 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11764 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11765 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11766 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11767 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11768 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11769 (mostlyclean): Adjust.
11770 (clean, distclean): Don't mention bootstrap stuff.
11771 * configure: Regenerate.
11772 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11773 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11774 treelang/config-lang.in (stagestuff): Remove.
11775 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11776 stageprofile, stagefeedback, stagestuff): Remove mention.
11778 2007-01-11 Nick Clifton <nickc@redhat.com>
11780 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11782 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11783 (mcore_arith_K_S_operand): Run the test for the S constraint not
11784 the test for the M constraint.
11785 (mcore_addsub_operand): Do not accept integer values that are
11786 larger than 32 bits.
11787 * config/mcore/mcore.md: Remove unused constraints from split.
11788 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11789 (addsi3): Likewise.
11790 (allocate_stack): Likewise.
11791 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11792 operands to 32 bits.
11793 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11795 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11796 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11797 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11798 mcore_output_bclri, mcore_output_andn, output_inline_const,
11799 mcore_output_move, mcore_output_movedouble): Likewise.
11800 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11801 (output_inline_const): Likewise.
11802 (output_inline_const): Fix format strings used in sprintf
11804 * config/mcore/mcore-protos.h: Update prototypes for changed
11805 functions in mcore.c.
11806 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11807 HOST_WIDE_INT and not int.
11808 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11809 CONST_OK_FOR_N): Likewise.
11810 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11811 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11814 2007-01-10 Jan Hubicka <jh@suse.cz>
11816 * tree-vrp.c (remove_range_assertions): Release defs.
11817 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11818 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11820 2007-01-10 Paul Brook <paul@codesourcery.com>
11822 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11823 * config/arm/arm.md (mulsi3subsi): New insn.
11825 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11827 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11828 (tree_transform_and_unroll_loop): New.
11829 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11832 2007-01-10 Robert Kennedy <jimbob@google.com>
11834 * fold-const.c (fold_comparison): Fold comparisons like (x *
11835 1000 < 0) to (x < 0).
11837 2007-01-10 Ian Lance Taylor <iant@google.com>
11839 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11840 operands have the same priority.
11842 2007-01-10 Tom Tromey <tromey@redhat.com>
11844 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11845 (fold_binary): Likewise.
11846 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11847 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11848 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11849 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11850 * langhooks.h (struct lang_hooks): Removed field
11851 'can_use_bit_fields_p'.
11853 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11855 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11857 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11859 * function.c (get_last_funcdef_no): New function.
11860 * function.h (get_last_funcdef_no): Declare.
11861 * tree-inline.c (initialize_cfun): Add initialization.
11862 (tree_function_versioning): Cleanup.
11864 2007-01-10 Jan Hubicka <jh@suse.cz>
11866 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11869 2007-01-10 Sa Liu <saliu@de.ibm.com>
11870 Ben Elliston <bje@au.ibm.com>
11872 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11873 for SAVE_NONLOCAL and Pmode for any other save level.
11874 * spu-protos.h (spu_restore_stack_block): Declare.
11875 * spu.md (save_stack_block): Remove.
11876 (restore_stack_block): Call spu_restore_stack_block.
11877 * spu.c (spu_restore_stack_block): New function.
11878 (spu_expand_epilogue): Remove old comment.
11880 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11882 PR tree-optimization/30322
11883 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11884 (cand_value_at): Return the value as aff_tree.
11885 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11886 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11887 aff_combination_mult): New functions.
11888 (aff_combination_add): Use aff_combination_add_cst.
11889 (aff_combination_convert): Allow conversions to a wider type.
11890 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11891 * tree-affine.h (aff_combination_mult): Declare.
11893 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11895 * doc/tm.texi: Update documentation to reflect reality of exec
11896 and start file search behaviours. Update copyright year.
11897 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11898 header file directories.
11900 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11902 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11903 (*cosxf2): Rename to cosxf2_i387.
11904 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11905 using X87MODEF12 mode macro. Rename patterns to
11906 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11908 (*cosdf2, *cossf2): Ditto.
11909 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11910 to match extended input operands.
11911 (sincos<mode>3): New expander.
11912 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11913 insn patterns and corresponding splitters.
11915 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11917 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11918 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11920 2007-01-09 Nicolas Pitre <nico@cam.org>
11923 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11925 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11927 * target.h (struct gcc_target): New field library_rtti_comdat.
11928 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11929 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11930 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11931 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11933 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11935 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11937 2007-01-08 Richard Guenther <rguenther@suse.de>
11939 * tree.h (force_fit_type_double): Export.
11940 (force_fit_type): Remove.
11941 * fold-const.c (force_fit_type_double): New function.
11942 (force_fit_type): Remove.
11943 (int_const_binop): Use it.
11944 (fold_convert_const_int_from_int): Likewise.
11945 (fold_convert_const_int_from_real): Likewise.
11946 (fold_div_compare): Likewise.
11947 (fold_sign_changed_comparison): Likewise.
11948 (fold_unary): Likewise.
11949 (fold_negate_const): Likewise.
11950 (fold_abs_const): Likewise.
11951 (fold_not_const): Likewise.
11952 * c-common.c (shorten_compare): Use force_fit_type_double.
11953 * convert.c (convert_to_pointer): Likewise.
11955 2007-01-08 Richard Guenther <rguenther@suse.de>
11957 * tree.h (build_int_cst_wide_type): Export.
11958 * tree.c (build_int_cst_wide_type): New function.
11959 (build_int_cst_wide): Fix comment.
11960 * builtins.c (fold_builtin_object_size): Use build_int_cst
11961 to build -1 or 0 of the correct type. Use fit_double_type
11962 to check for overflow.
11963 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11965 (decode_field_reference): Likewise.
11966 (all_ones_mask_p): Likewise.
11967 (native_interpret_int): Use build_int_cst_wide_type.
11968 (fold_binary): Use build_int_cst_type to build an all-ones
11970 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11972 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11974 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11976 2007-01-09 Ben Elliston <bje@au.ibm.com>
11978 * genautomata.c (STATS_OPTION): New option.
11979 (stats_flag): New flag.
11980 (gen_automata_option): Handle it.
11981 (initiate_automaton_gen): Ditto.
11982 (write_automata): Output statistics only if stats_flag is
11983 set. Likewise, output time statistics only if time_flag is set.
11984 * doc/md.texi (Processor pipeline description): Document new flag.
11986 2007-01-08 Richard Guenther <rguenther@suse.de>
11988 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11989 * tree.c (build_int_cst_type): Likewise.
11990 (size_in_bytes): Don't call force_fit_type on the result.
11991 (int_fits_type_p): Use fit_double_type.
11992 * fold-const.c (fit_double_type): New function.
11993 (force_fit_type): Use it.
11994 * tree.h (fit_double_type): Export.
11996 2007-01-08 Jan Hubicka <jh@suse.cz>
11998 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11999 * ipa.c (function_and_variable_visibility): Fix return type.
12001 2007-01-08 Richard Guenther <rguenther@suse.de>
12003 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12004 of offset to build the index.
12005 * tree-pretty-print.c (dump_generic_node): Don't build negated
12006 const just for printing.
12007 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12008 * builtins.c (fold_builtin_int_roundingfn): Check if result
12009 fits the type by using force_fit_type and comparing the result.
12010 * predict.c (predict_loops): Use compare_tree_int for comparison.
12011 * tree.c (build_int_cst): Fall back to integer_type_node for
12013 (build_int_cst_wide): Assert type is non-null.
12015 2007-01-08 Roberto Costa <roberto.costa@st.com>
12017 * tree-vrp.c (extract_range_from_cond_expr): New.
12018 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12019 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12021 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12022 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12023 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12024 used as expressions.
12025 * tree-object-size.c (cond_expr_object_size): New.
12026 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12028 2007-01-08 Jan Hubicka <jh@suse.cz>
12030 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12031 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12034 2007-01-08 Richard Guenther <rguenther@suse.de>
12036 PR tree-optimization/23603
12037 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12038 (extract_range_from_binary): Fall back to truthvalue instead of
12039 varying for TRUTH_*_EXPR.
12040 (extract_range_from_comparison): Fall back to truthvalue instead of
12042 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12043 if all visited PHI values were constant.
12045 2007-01-08 Jan Hubicka <jh@suse.cz>
12047 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12048 (cgraph_analyze_function): break out from ...
12049 (cgraph_finalize_compilation_unit): ... here.
12050 (cgraph_expand_function): Remove forgoten commented out line.
12051 (cgraph_optimize): Analyze functions.
12053 2007-01-08 Jan Hubicka <jh@suse.cz>
12055 * tree-pas.h (TODO_remove_function): New flag.
12056 (TODO_update*): Renumber.
12057 (pass_ipa_increase_alignment,
12058 pass_ipa_function_and_variable_visibility): New passes.
12059 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12060 (cgraph_function_and_variable_visibility): Move to ipa.c
12061 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12062 cgraph_increase_alignment.
12063 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12064 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12065 calling tree-inline.
12066 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12067 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12068 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12069 (gate_increase_alignment): New function.
12070 (pass_ipa_increase_alignment): New pass.
12071 * ipa.c: Inline tree-pass.h and timevar.h
12072 (function_and_variable_visibility): Move here from cgraphunit.c
12073 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12074 * passes.c (init_optimization_passes): Add the two new passes.
12075 (execute_todo): Handle cgraph_remove_functions.
12077 2007-01-08 Nick Clifton <nickc@redhat.com>
12079 * config/frv/predicates.md (reg_or_0_operand): Accept
12082 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12084 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12085 * config.gcc: Add bfin*-rtems*.
12087 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12089 * c.opt: Add -flax-vector-conversions.
12090 * c-typeck.c (convert_for_assignment): Pass flag to
12091 vector_types_convertible_p to allow emission of note.
12092 (digest_init): Likewise.
12093 * c-opts.c: Handle -flax-vector-conversions.
12094 * c-common.c (flag_lax_vector_conversions): New.
12095 (vector_types_convertible_p): Unless -flax-vector conversions
12096 has been passed, disallow conversions between vectors with
12097 differing numbers of subparts and/or element types. If such
12098 a conversion is disallowed, possibly emit a note on the first
12099 occasion only to inform the user of -flax-vector-conversions.
12100 The new last argument specifies this.
12101 * c-common.h (flag_lax_vector_conversions): New.
12102 (vector_types_convertible_p): Add extra argument.
12103 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12104 char_type_node for V*QI type vectors.
12105 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12106 Update to satisfy new typechecking rules.
12107 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12108 C and C++ variants.
12109 * doc/invoke.texi (C Dialect Options): Document
12110 -flax-vector-conversions.
12112 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12114 PR tree-optimization/29877
12115 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12116 a register variable on the RHS to not be replaceable.
12118 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12119 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12120 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12121 const_simm15, const_pow2, const_npow2): Added.
12122 * config/score/misc.md (insv, extv, extzv, movmemsi,
12123 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12124 * config/score/score.c (score_address_cost, score_select_cc_mode):
12126 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12127 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12128 Update score_print_operand.
12129 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12130 Adjust register allocate order and update some macro define.
12131 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12132 mdx_block_move_straight, mdx_block_move_loop_head,
12133 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12134 mdx_block_move): Added.
12135 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12136 mdp_limm): Updated and fix some bug and typo.
12137 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12138 (movsf, movdf, doloop_end): Added.
12140 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12142 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12143 config/arm/thumb2.md: Fix comment typos.
12144 * doc/extend.texi: Fix a typo.
12146 2007-01-07 Eric Christopher <echristo@apple.com>
12148 * configure.ac: Check for __stack_chk_fail for darwin.
12149 * configure: Regenerate.
12151 2007-01-07 Richard Guenther <rguenther@suse.de>
12153 * tree-vrp.c (extract_range_from_assert): CSE calls to
12154 compare_values where possible.
12155 (extract_range_from_unary_expr): Likewise.
12157 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12159 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12160 * config/avr/avr.c (call_insn_operand): Delete function.
12161 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12162 instead of register number. Use predicates.
12163 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12164 call_insn_operand): Add.
12166 2007-01-06 Jan Hubicka <jh@suse.cz>
12168 * tree-pass.h (pass_build_cgraph_edges): Declare.
12169 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12170 (visited_nodes): Remove.
12171 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12172 build_cgrpah_edges; make visited_nodes local.
12173 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12174 (record_references_in_initializer): Move to cgraphbuild.c
12175 (initialize_inline_failed, rebuild_cgraph_edges,
12176 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12177 (verify_cgraph_node): Make visited_nodes local.
12178 (cgraph_analyze_function): Do not call cgraph_create_edges and
12179 initialize_inline_failed.
12180 (cgraph_expand_function): Do not call cgraph_lower_function;
12181 assert that function is already lowered.
12182 * Makefile.in (cgraphbuild.o): New.
12183 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12184 at the end of lowering passes.
12186 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12188 * ifcvt.c (cond_move_convert_if_block): New function, code
12189 factored out from...
12190 (cond_move_process_if_block): ...here. Call the new function
12191 on the THEN and ELSE blocks.
12192 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12193 already takes care of this.
12195 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12198 * tree.h (TREE_OVERFLOW_P): New.
12199 * c-typeck.c (parser_build_unary_op): Warn only if result
12200 overflowed and operands did not.
12201 (parser_build_binary_op): Likewise.
12202 (convert_for_assignment): Remove redundant overflow_warning.
12203 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12205 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12207 * c-typeck.c (store_init_value): Split over two lines to follow
12208 the GNU coding style.
12210 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12212 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12213 __GXX_EXPERIMENTAL_CXX0X__.
12214 * doc/cpp.texi: Same.
12216 2007-01-05 Richard Guenther <rguenther@suse.de>
12218 PR middle-end/27826
12219 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12220 with mismatched types. Instead explicitly build a
12221 conversion NOP_EXPR.
12223 2007-01-05 Ian Lance Taylor <iant@google.com>
12225 * c-common.c (decl_with_nonnull_addr_p): New function.
12226 (c_common_truthvalue_conversion): Call it.
12227 * c-typeck.c (build_binary_op): Likewise.
12228 * c-common.h (decl_with_nonnull_addr_p): Declare.
12230 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12233 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12236 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12238 * doc/install.texi (Final install): Document the fact that
12239 the GNAT runtime should not be stripped.
12241 2007-01-04 Jan Hubicka <jh@suse.cz>
12243 * tree-inline.c (fold_marked_statements): Update operand caches
12244 and EH after folding
12246 2007-01-04 Ian Lance Taylor <iant@google.com>
12248 * c-common.c (check_function_nonnull): Whitespace fix.
12250 2007-01-04 Jan Hubicka <jh@suse.cz>
12252 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12253 comitted older version of patch.
12254 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12255 function, celanup cfg and collect garbage.
12257 2007-01-04 Mike Stump <mrs@apple.com>
12259 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12262 2007-01-04 Eric Christopher <echristo@apple.com>
12264 * libgcc2.c (__bswapsi2): Use SItype.
12265 (__bswapdi2): Use DItype.
12266 * libgcc2.h: Update for above.
12268 2007-01-04 Paul Brook <paul@codesourcery.com>
12270 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12271 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12272 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12273 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12274 umulsi3_highpart): Make conditional on !arm_arch6.
12275 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12276 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12277 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12278 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12279 umulsi3_highpart_v6): New insns.
12281 2007-01-04 Roger Sayle <roger@eyesopen.com>
12283 * fold-const.c (fold_convert): When casting an expression to void,
12284 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12285 have a type. Instead of attempting to build a NOP_EXPR, return
12286 these "special" trees directly.
12288 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12290 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12291 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12292 rs6000_cost->fp not 0 as adjustment for outer NEG.
12294 2007-01-04 Jan Hubicka <jh@suse.cz>
12296 * cgraph.c (cgraph_release_function_body): New function.
12297 (cgraph_remove_node): Use it.
12298 * cgraph.h (cgraph_release_function_body): Declare.
12299 * cgraphunit.c (cgraph_expand_function): Use it.
12300 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12301 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12302 is initialized and while compilation of other function is running.
12303 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12304 statement CFG annotations from here to ...
12305 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12307 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12309 * cfgloop.h (enum li_flags): Make the constants powers of two.
12311 2007-01-04 Jan Hubicka <jh@suse.cz>
12313 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12315 (fold_marked_statements): New function.
12316 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12317 * tree-inline.h (copy_body_data): Add statements_to_fold.
12319 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12321 * config.gcc: Mention libgcc/config.host.
12322 * Makefile.in: Update comments mentioning libgcc.
12323 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12324 (all.cross, start.encap, rest.encap, rest.cross): Update
12325 dependencies for libgcc move.
12326 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12327 (clean-target, clean-target-libgcc): Delete.
12328 (srcdirify, GCC_EXTRA_PARTS): New macros.
12329 (libgcc-support, libgcc.mvars): New rules.
12330 (distclean): Remove mention of mklibgcc.
12331 (install): Don't reference INSTALL_LIBGCC.
12332 (install-common): Don't reference EXTRA_PARTS.
12333 (install-libgcc, install-multilib): Delete rules.
12334 * mklibgcc.in: Delete file.
12335 * doc/configfiles.texi: Don't mention mklibgcc.
12337 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12338 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12339 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12340 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12341 (mklibgcc, ldblspecs): Likewise.
12343 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12344 (posixpre.def): Use $(T).
12345 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12346 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12347 (SHLIB_LINK): Make dummy.
12348 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12350 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12352 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12353 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12354 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12355 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12357 * configure.ac (all_outputs): Remove mklibgcc.
12358 * configure: Regenerated.
12360 2007-01-03 Josh Conner <jconner@apple.com>
12362 PR middle-end/29683
12363 * calls.c (compute_argument_addresses): Set stack and stack_slot
12364 for partial args, too.
12365 (store_one_arg): Use locate.size.constant for the size when
12366 generating a save_area.
12368 2007-01-03 Robert Kennedy <jimbob@google.com>
12370 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12371 whose definitions are deleted due to basic block merging.
12373 2007-01-03 Paul Brook <paul@codesourcery.com>
12376 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12378 (use_return_insn): Return 0 for Thumb interrupt functions.
12379 (print_multi_reg): Add rfe argument for IRQ returns.
12380 (arm_output_epilogue): Pop interrupt return address directly into PC.
12381 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12383 2007-01-03 Paul Brook <paul@codesourcery.com>
12385 Merge from sourcerygxx-4_1.
12386 * config/arm/thumb2.md: New file.
12387 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12389 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12390 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12391 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12392 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12394 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12395 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12397 * config/arm/ieee754-sf.S: Ditto.
12398 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12399 (thumb1_base_register_rtx_p): ... to this.
12400 (thumb_index_register_rtx_p): Rename...
12401 (thumb1_index_register_rtx_p): ... to this.
12402 (thumb_output_function_prologue): Rename...
12403 (thumb1_output_function_prologue): ... to this.
12404 (thumb_legitimate_address_p): Rename...
12405 (thumb1_legitimate_address_p): ... to this.
12406 (thumb_rtx_costs): Rename...
12407 (thumb1_rtx_costs): ... to this.
12408 (thumb_compute_save_reg_mask): Rename...
12409 (thumb1_compute_save_reg_mask): ... to this.
12410 (thumb_final_prescan_insn): Rename...
12411 (thumb1_final_prescan_insn): ... to this.
12412 (thumb_expand_epilogue): Rename...
12413 (thumb1_expand_epilogue): ... to this.
12414 (arm_unwind_emit_stm): Rename...
12415 (arm_unwind_emit_sequence): ... to this.
12416 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12417 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12418 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12419 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12420 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12421 thumb2_output_casesi): New functions.
12422 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12423 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12424 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12425 THUMB2_WORK_REGS): Define.
12426 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12427 arm_condexec_mask, arm_condexec_masklen)): New variables.
12428 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12429 (arm_override_options): Check new CPU capabilities.
12430 Set new architecture flag variables.
12431 (arm_isr_value): Handle v7m interrupt functions.
12432 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12434 (const_ok_for_arm): Handle Thumb-2 constants.
12435 (arm_gen_constant): Ditto. Use movw when available.
12436 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12438 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12439 (thumb_find_work_register, arm_load_pic_register,
12440 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12441 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12442 print_multi_reg, output_mov_long_double_fpa_from_arm,
12443 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12444 output_mov_double_fpa_from_arm, output_move_double,
12445 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12446 output_return_instruction, arm_output_function_prologue,
12447 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12448 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12449 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12450 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12451 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12452 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12454 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12455 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12456 (arm_file_start): Output directive for unified syntax.
12457 (arm_unwind_emit_set): Handle stack alignment instruction.
12458 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12459 Add v6t2, v7, v7a, v7r and v7m.
12460 (RETLDM): Add Thumb-2 code.
12461 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12462 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12463 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12464 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12465 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12466 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12467 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12468 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12469 ADJUST_INSN_LENGTH): Define.
12470 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12471 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12472 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12473 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12474 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12475 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12476 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12477 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12478 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12479 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12480 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12481 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12482 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12483 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12484 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12485 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12486 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12488 * config/arm/arm-tune.md: Regenerate.
12489 * config/arm/arm-protos.h: Update prototypes.
12490 * config/arm/vfp.md: Enable patterns for Thumb-2.
12491 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12492 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12493 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12494 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12495 * config/arm/libunwind.S: Add Thumb-2 code.
12496 * config/arm/constraints.md: Update include Thumb-2.
12497 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12498 * config/arm/ieee754-df.S: Ditto.
12499 * config/arm/bpabi.S: Ditto.
12500 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12501 * config/arm/predicates.md (low_register_operand,
12502 low_reg_or_int_operand, thumb_16bit_operator): New.
12503 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12504 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12505 * config/arm/t-arm-elf: Add armv7 multilib.
12506 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12508 (UNSPEC_STACK_ALIGN, ce_count): New.
12509 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12510 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12512 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12513 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12514 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12515 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12516 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12517 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12519 * doc/extend.texi: Document ARMv7-M interrupt functions.
12520 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12522 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12524 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12525 (struct _Unwind_Context): Rename args_size to flags, remove
12526 signal_frame field, add a new args_size field and version field.
12527 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12528 _Unwind_IsExtendedContext): New inline functions.
12529 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12530 Assume by_value array is only present if _Unwind_IsExtendedContext.
12531 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12532 _Unwind_IsSignalFrame.
12533 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12534 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12535 (uw_init_context_1): Initialize context->flags to
12536 EXTENDED_CONTEXT_BIT.
12537 * config/rs6000/linux-unwind.h (frob_update_context): Use
12538 _Unwind_SetSignalFrame.
12540 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12542 PR middle-end/30353
12543 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12544 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12547 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12549 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12550 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12551 RET, AT_SP): Remove.
12552 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12555 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12556 * cfgbuild.c (find_basic_blocks): Likewise.
12557 * cfgrtl.c (rtl_create_basic_block): Likewise.
12558 * function.c (temp_slots_at_level): Likewise.
12559 * reg-stack.c (stack_regs_mentioned): Likewise.
12560 * regclass.c (allocate_reg_info): Likewise.
12561 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12562 set_bb_for_stmt, move_block_to_fn): Likewise.
12563 * tree-complex.c (tree_lower_complex): Likewise.
12564 * vec.h (VEC_safe_grow_cleared): New.
12566 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12568 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12570 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12571 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12573 * cfgloopmanip.c (scale_loop_frequencies): Export.
12574 (loopify): Scale the frequencies by prescribed coefficients.
12575 (set_zero_probability): New function.
12576 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12577 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12578 and frequencies according to arguments.
12579 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12581 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12582 * modulo-sched.c (sms_schedule): Set probabilities for entering
12583 versioned loop correctly.
12584 * tree-vect-transform.c (vect_transform_loop): Ditto.
12585 * cfgloop.h (loopify, loop_version): Declaration changed.
12586 (scale_loop_frequencies): Declared.
12588 2007-01-02 Jan Hubicka <jh@suse.cz>
12590 * cgraph.c: Include tree-flow.h
12591 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12592 early_local_passes.
12593 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12594 * tree-pass.h (pass_all_early_optimizations): Declare.
12595 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12596 early_local_passes.
12597 (cgraph_analyze_function): Do early_local_passes.
12598 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12599 Do not add referenced vars.
12600 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12602 (gate_all_early_local_passes): New gate.
12603 (pass_early_local_passes): Use new gate.
12604 (execute_early_local_optimizations): New functions.
12605 (gate_all_early_optimizations): New gate.
12606 (pass_all_early_optimizations): New pass.
12607 (execute_free_datastructures): Free SSA only when initialized.
12608 (gate_init_datastructures): Init only when optimizing.
12609 (tree_lowering_passes): Do early local passes when called late.
12610 * tree-profile.c (do_tree_profiling): Don't profile functions added
12612 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12613 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12615 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12616 during early_local_passes.
12617 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12620 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12622 * Makefile.in: Update copyright year.
12624 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12626 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12627 in $(lang_checks) and check-consistency targets.
12629 2007-01-02 Jan Hubicka <jh@suse.cz>
12631 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12632 Do not add referenced vars.
12633 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12635 * passes.c (init_optimization_passes): Put mudflap_2 after
12636 free_datastructures.
12638 2007-01-02 Jan Hubicka <jh@suse.cz>
12640 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12641 Set NOTHROW flag on call statements proved to be nothrow.
12642 Update statement of local calls so new pure/const functions are
12643 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12645 (tree_rest_of_compilation): Register hooks and initialize bitmap
12646 early. Do not set after_inlining flag.
12648 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12650 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12651 HOST_BITS_PER_LONGLONG
12653 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12656 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12657 warning for non-static initializers.
12659 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12661 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12662 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12663 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12664 Always use set_unique_reg_note to add REG_EQUAL notes.
12666 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12669 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12671 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12672 * cfgbuild.c (find_basic_blocks): Likewise.
12673 * cfgrtl.c (rtl_create_basic_block): Likewise.
12674 * function.c (temp_slots_at_level): Likewise.
12675 * reg-stack.c (stack_regs_mentioned): Likewise.
12676 * regclass.c (allocate_reg_info): Likewise.
12677 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12678 set_bb_for_stmt, move_block_to_fn): Likewise.
12679 * tree-complex.c (tree_lower_complex): Likewise.
12680 * vec.h (VEC_safe_grow_cleared): New.
12682 2007-01-02 Ian Lance Taylor <iant@google.com>
12684 * c-common.c (c_common_truthvalue_conversion): When warning about
12685 using an assignment as a truth value, set TREE_NO_WARNING.
12687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12690 * c.opt (Wold-style-declaration): New.
12691 * doc/invoke.texi (C-only Warning Options): New.
12692 (Wold-style-declaration): Document it.
12693 (Wextra): Enabled by -Wextra.
12694 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12695 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12696 -Wold-style-declaration.
12698 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12700 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12701 * cfgbuild.c (find_basic_blocks): Likewise.
12702 * cfgrtl.c (rtl_create_basic_block): Likewise.
12703 * function.c (temp_slots_at_level): Likewise.
12704 * reg-stack.c (stack_regs_mentioned): Likewise.
12705 * regclass.c (allocate_reg_info): Likewise.
12706 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12707 set_bb_for_stmt, move_block_to_fn): Likewise.
12708 * tree-complex.c (tree_lower_complex): Likewise.
12709 * vec.h (VEC_safe_grow_cleared): New.
12711 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12713 * c-common.c (c_common_nodes_and_builtins): Since variants of
12714 void_type_node get built before it is given a name, we need to
12715 give those variants the name, too.
12716 (complete_array_type): We need to work with the canonical main
12717 type of the array, from which we will build the qualified version.
12718 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12719 * print-tree.c (print_node): Display canonical type information
12721 * stor-layout.c (layout_type): When we don't know the
12722 alignment of a type for which we're building an array, we end up
12723 guessing wrong, so make the type require structural equality.
12724 * tree.c (make_node_stat): When we build a new type, it is its
12725 own canonical type.
12726 (build_type_attribute_qual_variant): When building an attribute
12727 variant, its canonical type is the non-attribute variant. However,
12728 if the attributes are target-dependent and they differ, we need to
12729 use structural equality checks for this type.
12730 (build_qualified_type): A qualified type is not equivalent to its
12731 unqualified variant; set the canonical type appropriately.
12732 (build_distinct_type_copy): When building a distinct type from
12733 another type, the new type is its own canonical type.
12734 (build_variant_type_copy): When building a new type variant, we
12735 assume that it is equivalent to the original type.
12736 (build_pointer_type_for_mode): When building a pointer type, also
12737 build a canonical type pointer.
12738 (build_reference_type_for_mode): When building a reference type,
12739 also build a canonical type reference.
12740 (build_index_type): When we can't hash an index type (e.g.,
12741 because its maximum value is negative), the index type requires
12742 structural equality tests.
12743 (build_array_type): Build the canonical form of an array type.
12744 (build_function_type): Function types require structural equality,
12745 because they contain default arguments, attributes, etc.
12746 (build_method_type_directly): Ditto for method types.
12747 (build_offset_type): Build the canonical offset type.
12748 (build_complex_type): Build the canonical vector type.
12749 (make_vector_type): Build the canonical vector type.
12750 * tree.h (TYPE_CANONICAL): New.
12751 (TYPE_STRUCTURAL_EQUALITY_P): New.
12752 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12753 (struct tree_type): Added "canonical" field.
12754 * params.h (VERIFY_CANONICAL_TYPES): New.
12755 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12756 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12757 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12758 * doc/invoke.texi (verify-canonical-types): Document --param
12759 parameter for verifying canonical types.
12761 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12763 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12764 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12765 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12766 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12768 * config/rs6000/e500.h: New.
12769 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12770 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12772 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12773 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12774 TARGET_E500_DOUBLE): Remove.
12775 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12776 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12777 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12778 * config/rs6000/rs6000.c (rs6000_override_options): Use
12779 CHECK_E500_OPTIONS.
12781 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12783 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12784 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12785 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12786 rs6000_emit_cmove): Don't check TARGET_E500.
12787 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12788 sordered): Don't check TARGET_E500.
12790 2007-01-01 Eric Christopher <echristo@apple.com>
12792 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12793 HARD_REGISTER_NUM_P.
12795 2007-01-01 Roger Sayle <roger@eyesopen.com>
12797 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12798 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12799 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12802 2007-01-01 Mike Stump <mrs@apple.com>
12804 * configure.ac: Remove support for building with Apple's gcc-3.1.
12806 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12808 PR middle-end/30311
12809 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12810 REG is a hard register. Do not modify REG before calling
12812 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12813 multiple of the size of YMODE for certain lowpart cases.
12815 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12817 PR middle-end/30253
12818 * gimplify (voidify_wrapper_expr): Update for
12819 GIMPLE_MODIFY_STMT.
12821 2007-01-01 Andreas Schwab <schwab@suse.de>
12824 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12825 save of BR0 in extra_spill_size instead of spill_size.
12826 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12828 (ia64_expand_epilogue): Restore BR0 from its new location.
12830 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12832 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12833 Use a temporary variable if the left hand side is not a gimple
12836 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12838 * gimplify.c (gimplify_return_expr): Make the temporary variable
12839 for the return expression, a gimple register variable.
12841 2007-01-01 Jan Hubicka <jh@suse.cz>
12843 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12846 2007-01-01 Mike Stump <mrs@apple.com>
12848 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12850 * config/darwin.c (machopic_select_rtx_section): Use
12851 HAVE_GAS_LITERAL16.
12852 (darwin_mergeable_constant_section): Likewise.
12853 * configure: Regenerate.
12854 * config.in: Regenerate.
12856 2007-01-01 Jan Hubicka <jh@suse.cz>
12857 Andrew Pinski <pinskia@gmail.com>
12859 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12860 before starting IPA passes.