1 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4 call unshare_all_decls.
5 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6 (unshare_all_decls): Remove.
8 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15 Nigel Stephens <nigel@mips.com>
17 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18 Update comments and all uses.
19 (MIN_FPRS_PER_FMT): Define.
20 * config/mips/mips.c (function_arg): Fix to correctly handle
21 the -mips32r2 -mfp64 -mabi=32 case.
22 (override_options): Enable use of odd-numbered registers for
23 SFmode values on MIPS32.
24 (mips_save_reg_p): Save whole floating-point register pair if
26 (compute_frame_size): Fix comment.
28 2007-05-08 Jie Zhang <jie.zhang@analog.com>
30 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
31 argument of type bool.
32 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
33 argument. Safely select temporary P register according to it.
34 (do_link): Change call site of add_to_reg accordingly.
35 (do_unlink): Add epilogue_p as a fourth argument and pass it
37 (expand_interrupt_handler_epilogue): Change call of do_unlink
39 (bfin_expand_prologue): Add a third argument sibcall_p.
40 * config/bfin/bfin.md (epilogue): Change call of
41 bfin_expand_epilogue accordingly.
42 (sibcall_epilogue): Likewise.
43 (eh_return_internal): Likewise.
45 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
46 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
47 * config/bfin/bfin.c (bfin_handle_option): Handle
48 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
49 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
50 Support bf534, bf536 and bf561.
51 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
53 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.c (ix86_function_regparm): Process local
57 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
59 2007-05-07 Mike Stump <mrs@apple.com>
61 * doc/invoke.texi (Warning Options): Document that -Wempty-body
62 also checks for and while statements in C++.
64 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
66 * gcc.c (at_file_supplied): New variable.
67 (main): Set it if we expanded argv.
68 (do_spec_1): Pass an @-file to the linker if we were called with
69 an @-file argument and HAVE_GNU_LD.
70 * collect2.c (at_file_supplied): New variable.
71 (response_file): New variable.
72 (collect_exit): Unlink response_file if necessary.
75 (main): Set at_file_supplied if we expanded argv.
76 (collect_execute): Pass an @-file to subprocesses if we were called
77 with an @-file argument.
78 * configure.ac: Add define for HAVE_GNU_LD.
79 * configure: Regenerate.
80 * config.in: Regenerate.
82 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
84 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
90 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
92 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
93 (TARGET_ENCODE_SECTION_INFO): Re-define.
94 (m32c_encode_section_info): New
95 (function_vector_handler): New
96 (current_function_special_page_vector): New
97 (m32c_special_page_vector_p): New.
98 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
100 * config/m32c/jump.md: Added instruction JSRS for functions
101 with attribute "function_vector".
102 * doc/extend.texi (function_vector): Added description
103 for M16C, M32C targets.
105 2007-05-07 DJ Delorie <dj@redhat.com>
108 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
109 ashrpsi3, lshrpsi3): Update shift count constraint.
111 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
112 Nathan Froyd <froydnj@codesourcery.com>
115 * c-incpath.c (add_path): Strip trailing path separators.
117 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
119 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
120 Free dominance info before purging EH edges.
121 (eliminate_degenerate_phis): Likewise.
122 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
124 2007-05-07 Jan Hubicka <jh@suse.cz>
126 * gimplify.c (gimplify_expr): Do not crash when folding
129 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
132 * c-opts.c (lang_fortran): Make it non static.
133 * c-common.h (lang_fortran): New prototype.
134 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
135 -lang-fortran option was passed by the driver.
137 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
139 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
140 of ASSERT_CHECKING. Tweak message.
142 2007-05-06 Revital Eres <eres@il.ibm.com>
145 * loop-unroll.c (insert_var_expansion_initialization):
146 Initialize the expansions with -zero instead of +zero.
148 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
150 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
151 into pic and non-pic versions. Mark r19 as used for
152 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
153 for tgd_load, tld_load and tie_load .
154 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
155 version of tgd_load, tld_load and tie_load depending on the
158 2007-05-04 Ulrich Drepper <drepper@redhat.com>
159 Jakub Jelinek <jakub@redhat.com>
161 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
162 (__do_global_dtors_aux): Use more paranoid loop to run
163 destructors if HIDDEN_DTOR_LIST_END.
164 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
166 2007-05-04 Jakub Jelinek <jakub@redhat.com>
168 * varasm.c (align_variable): Don't increase alignment for
169 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
170 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
172 2007-05-04 Josh Conner <jconner@apple.com>
174 * basic-block.h (cdi_direction): Assign values to all enumeration
176 (dom_computed): Remove.
177 (dom_info_state): New.
178 (set_dom_info_availability): New.
179 * tree-ssa-loop-im.c (determine_invariantness): Initialize
180 walk_data.dom_direction.
181 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
182 instead of dom_computed[].
183 (split_edge): Likewise.
184 (create_basic_block): Likewise.
185 (merge_blocks): Likewise.
186 * ifcvt.c (find_if_header): Likewise.
187 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
188 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
189 * tree-ssa.c (verify_ssa): Likewise.
190 * tree-cfg.c (tree_verify_flow_info): Likewise.
191 (remove_edge_and_dominated_blocks): Likewise.
192 * dominance.c (dom_computed): Make static.
193 (calc_dfs_tree_nonrec): Change third param to a bool.
194 (calc_dfs_tree): Change second param to a bool.
195 (calc_idioms): Change second param to a bool. Use
196 dom_convert_dir_to_idx.
197 (init_dom_info): Validate dir before using.
198 (dom_convert_dir_to_idx): New.
199 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
200 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
201 (free_dominance_info): Use dom_convert_dir_to_idx.
202 (get_immediate_dominator): Likewise.
203 (set_immediate_dominator): Likewise.
204 (get_dominated_by): Likewise.
205 (redirect_immediate_dominators): Likewise.
206 (nearest_common_denominator): Likewise.
207 (dominated_by_p): Likewise.
208 (bb_dom_dfs_in): Likewise.
209 (bb_dom_dfs_out): Likewise.
210 (recount_dominator): Likewise.
211 (iterate_fix_dominators): Likewise.
212 (add_to_dominance_info): Likewise.
213 (delete_from_dominance_info): Likewise.
214 (first_dom_son): Likewise.
215 (next_dom_son): Likewise.
216 (dom_info_available_p): Likewise.
217 (dom_info_state): New.
218 (set_dom_info_availability): New.
220 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
222 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
224 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
226 2007-05-04 Bob Wilson <bob.wilson@acm.org>
228 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
229 (subdi3, subdi_carry): Delete.
231 2007-05-04 Jan Hubicka <jh@suse.cz>
232 Richard Guenther <rguenther@suse.de>
234 * opts.c (decode_options): Do not fiddle with inlining
235 parameters in case of optimizing for size.
236 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
238 (cgraph_decide_inlining_of_small_function): When optimizing for
239 size never inline functions increasing caller size.
240 (cgraph_early_inlining): Inline for size when optimizing for size.
242 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
244 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
245 logical operations piecewise.
246 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
247 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
248 subdi_sesidi_di): Delete.
249 (add_with_carry): Produce carry in CC instead of a DREG to shorten
250 the generated sequence. Allow three-reg add in constraints. Rewrite
251 the rtl expression for carry to avoid zero_extend of a constant.
252 (sub_with_carry): New pattern.
253 (adddi3, subdi3): Change into define_expand. For subtract, generate a
254 different sequence not involving jumps.
255 (notbi): Now a named pattern.
257 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
259 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
260 Add the note about a significant loss of accuracy of some
261 mathematical routines when these options are used.
263 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
265 * haifa-sched.c (rtx_vec_t): New typedef.
266 (contributes_to_priority_p): Extract piece of priority () into new
268 (priority): Use the function. Add assertion.
269 (rank_for_schedule, set_priorities): Add assertion to check that
270 insn's priority is initialized.
271 (clear_priorities, calc_priorities): Change signature. Make it update
272 all relevant insns. Update all callers ('add_to_speculative_block ()'
273 and 'create_block_check_twin ()').
274 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
275 Add new field 'priority_status'.
276 (INSN_PRIORITY_STATUS): New macro.
277 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
279 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
281 * sched-ebb.c (debug_ebb_dependencies): New static function.
282 (init_ready_list): Use it.
284 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
285 with changed signature and 'debug_rgn_dependencies ()'.
286 (debug_rgn_dependencies): New static function.
287 (init_ready_list): Use it.
289 * sched-int.h (debug_dependencies): Declare.
291 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
293 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
295 2007-05-04 Dirk Mueller <dmueller@suse.de>
297 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
299 2007-05-03 Jan Hubicka <jh@suse.cz>
301 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
302 for pointer type in more cases than before.
304 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
306 * tree-object-size.c (plus_expr_object_size): When operand size is
307 unknown, return unknown.
309 2007-05-03 Dirk Mueller <dmueller@suse.de>
311 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
313 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
316 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
318 2007-05-03 Janis Johnson <janis187@us.ibm.com>
320 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
322 2007-05-03 Joseph Myers <joseph@codesourcery.com>
324 * config/soft-fp/double.h, config/soft-fp/extended.h,
325 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
326 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
327 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
328 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
331 2007-05-03 Ian Lance Taylor <iant@google.com>
333 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
334 MASK_PPC_GFXOPT for 8540 or 8548.
336 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
338 * tree-vect-transform.c (vect_update_inits_of_drs): Use
339 vect_print_dump_info() to output debug information.
341 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
345 operands of size 2 when operand is not MEM_P.
347 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
349 PR tree-optimization/30565
350 * lambda-code.c (perfect_nestify): Fix updating of dominators.
352 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
354 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
355 (umulsi3_highpart): Use them.
356 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
357 for final accumulator to D regisster tranfser.
359 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
361 PR tree-optimization/31699
362 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
364 (vect_enhance_data_refs_alignment): Compute peel amount using
365 TYPE_VECTOR_SUBPARTS instead of vf.
366 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
368 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
371 * system.h: Remove inclusion of double-int.h
372 * tree.h: Include double-int.h
373 * gengtype.c: Likewise
374 * cfgloop.h: Likewise
375 * Makefile.in: Adjust dependencies on double-int.h
377 2007-05-02 Eric Christopher <echristo@apple.com>
379 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
380 -shared to -Zdynamiclib.
382 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
385 * c-common.c (strip_pointer_or_array_types): New function.
386 * c-common.h (strip_pointer_or_array_types): New function declaration.
388 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
390 PR tree-optimization/31771
391 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
393 2007-05-02 Paul Brook <paul@codesourcery.com>
395 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
397 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
400 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
403 2007-05-02 Nick Clifton <nickc@redhat.com>
405 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
407 2007-05-02 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/31146
410 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
411 argument, single_use_p. If we have a single use that is
412 a conversion to the definition rhs type, propagate that rhs.
413 (forward_propagate_addr_expr): Pass single_use_p argument
414 to forward_propagate_addr_expr_1.
416 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
418 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
421 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
423 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
424 'AMD Family 10 core'.
426 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
428 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
429 and athlon64-sse3 as improved versions of k8, opteron and athlon64
430 with SSE3 instruction set support.
431 * doc/invoke.texi: Likewise.
433 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
435 * config/i386/i386.c (override_options): Tuning 32-byte loop
436 alignment for amdfam10 architecture. Increasing the max loop
437 alignment to 24 bytes.
439 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
441 * config/m68k/constraints.md: New.
442 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
443 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
444 EXTRA_CONSTRAINT): Remove.
445 * config/m68k/m68k.md: Include constraints.md.
446 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
448 2007-05-01 Ian Lance Taylor <iant@google.com>
450 PR tree-optimization/31739
451 * tree-vrp.c (vrp_val_is_max): New static function.
452 (vrp_val_is_min): New static function.
453 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
455 (set_value_range): Use vrp_val_is_{max,min}.
456 (extract_range_from_assert): Likewise.
457 (extract_range_from_binary_expr): Likewise.
458 (extract_range_from_unary_expr): Likewise.
459 (dump_value_range, vrp_meet): Likewise.
460 (vrp_visit_phi_node): Likewise.
461 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
463 2007-05-01 Mark Mitchell <mark@codesourcery.com>
465 * config/i386/gmon-sol2.c (size_t): New type.
466 (intptr_t): Likewise.
467 (s_textsize): Declare as size_t.
469 (monstartup): Use size_t for sizes.
470 (_mcount): Save and restore registers.
471 (internal_mcount): Pass 0 as the first argument to monstartup
473 (moncontrol): Convert pointer to appropriately sized integer
474 before passing to profil.
476 2007-05-01 Joseph Myers <joseph@codesourcery.com>
478 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
479 __NO_FPRS__, not just if _SOFT_DOUBLE.
480 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
481 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
482 also for E500 double.
483 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
484 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
487 2007-05-01 Richard Guenther <rguenther@suse.de>
489 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
492 2007-05-01 Joseph Myers <joseph@codesourcery.com>
494 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
496 2007-05-01 Jan Hubicka <jh@suse.cz>
498 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
501 2007-05-01 Jan Hubicka <jh@suse.cz>
503 * tree.h (maybe_fold_offset_to_component_ref): Remove.
504 (maybe_fold_offset_to_reference): Declare.
505 * fold-const.c (fold_unary): Do not fold
506 (type *)&A into &A->field_of_type_and_offset_0
507 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
508 size is unknown, give up.
509 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
511 (maybe_fold_offset_to_reference): New.
512 (maybe_fold_stmt_indirect): Use it.
513 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
514 * gimplify.c (gimplify_conversion): Canonicalize conversions to
516 (gimplify_expr): Likewise for plus_expr.
518 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
520 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
521 bsi_after_labels. Always insert statements before bsi.
522 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
523 * predict.c (apply_return_prediction): Check for empty blocks.
524 * cfgexpand.c (lab_rtx_for_bb): New variable.
525 (label_rtx_for_bb): Do not create new tree labels.
526 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
527 (tree_expand_cfg): Initialize lab_rtx_for_bb.
528 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
530 (label_for_bb): Add field used.
531 (update_eh_label, main_block_label): Mark the label used.
532 (cleanup_dead_labels): Remove unused labels.
534 2007-05-01 Richard Guenther <rguenther@suse.de>
536 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
537 if it is not about to be set.
538 (get_value_range): Do not pre-allocate equiv bitmap.
539 (update_value_range): No need to clear equiv field.
540 (add_equivalence): Change prototype to get bitmap pointer.
541 Allocate bitmap here if it is not already.
542 (extract_range_from_assert): Do not allocate bitmap here.
543 Update callers to add_equivalence.
544 (extract_range_from_ssa_name): Likewise.
545 (get_vr_for_comparison): New static helper.
546 (compare_name_with_value): Handle NULL equiv bitmap by
547 peeling the first iteration of the comparison loop.
548 Use get_vr_for_comparison.
549 (compare_names): Handle NULL equiv bitmaps by using fake
550 ones. Use get_vr_for_comparison.
552 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
554 * double-int.c (mpz_set_double_int): Moved from
555 tree-ssa-loop-niter.c.
556 (mpz_get_double_int): Likewise; also, add option to wrap
557 out-of-range integers.
558 * double-int.h: New prototypes for above.
559 * tree.c (get_static_type_bounds): Moved from
560 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
561 TYPE_MAX_VALUE if they exist..
562 * tree.h: New prototype for above.
563 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
564 get_type_bounds calls.
565 (mpz_set_double_int): Move to double-int.c.
566 (get_type_bounds): Move to tree.c, rename to
567 get_static_type_bounds.
568 (mpz_to_double_int): Move to double-int.c, rename to
571 2007-04-30 Bob Wilson <bob.wilson@acm.org>
573 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
574 DIV0 exception can fall through to a normal return.
576 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
580 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
581 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
582 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
583 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
584 initialize align to silence bogus warning.
585 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
586 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
588 (struct sra_walk_fns): Remove use_all parameter from use.
589 (sra_hash_tree): Handle BIT_FIELD_REFs.
590 (sra_elt_hash): Don't hash bitfld blocks.
591 (sra_elt_eq): Skip them in parent compares as well. Handle
593 (sra_walk_expr): Don't maintain or pass down use_all_p.
594 (scan_use): Remove use_all parameter.
595 (scalarize_use): Likewise. Re-expand assignment to
596 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
597 output, and re-scalarize after output. Don't mark anything
599 (scalarize_ldst): Adjust.
600 (scalarize_walk_gimple_modify_statement): Likewise.
601 (build_element_name_1): Handle BIT_FIELD_REFs.
602 (instantiate_element): Don't warn for any element whose parent
604 (instantiate_missing_elements_1): Return the sra_elt.
605 (canon_type_for_field): New.
606 (try_instantiate_multiple_fields): New.
607 (instantiate_missing_elemnts): Use them.
608 (mark_no_warning): Removed.
609 (generate_one_element_ref): Handle BIT_FIELD_REFs.
610 (REPLDUP, sra_build_elt_assignment): New.
611 (generate_copy_inout): Use them.
612 (generate_element_copy): Likewise. Handle bitfld differences.
613 (generate_element_zero): Don't recurse for blocks. Use
614 sra_build_elt_assignment.
615 (generate_one_element_int): Take elt instead of var. Use
616 sra_build_elt_assignment.
617 (generate_element_init_1): Adjust.
618 (scalarize_use, scalarize_copy): Use REPLDUP.
619 (scalarize_ldst): Move assert before dereference.
620 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
622 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
625 * tree.c (reconstruct_complex_type): Reconstruct a reference
627 Also use the same mode for the pointer as the old pointer type.
629 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
631 * doc/trouble.texi (Interoperation): Remove note about Ultrix
634 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
636 PR rtl-optimization/31676
637 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
638 (df_refs_record): Call it.
640 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
642 * rtl.def (SS_ABS): New code.
643 * config/bfin/bfin.c (print_operand): New modifier 'v'.
644 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
645 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
646 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
647 (bfin_init_builtins): Define them.
648 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
649 (bfin_expand_builtin): ... and handle the others here.
650 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
651 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
652 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
653 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
654 operand is only HImode.
656 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
658 * regclass.c (scan_one_insn): Remove splitting of
661 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
662 Nigel Stephens <nigel@mips.com>
664 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
666 2007-04-28 Jan Hubicka <jh@suse.cz>
668 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
669 insn_locators_alloc instead of insn_locators_initialize;
670 call reset_block_changes.
671 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
672 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
673 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
674 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
675 * config/score/score.c (th_output_mi_thunk): Likewise.
676 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
677 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
678 tolerate uninitialized locator info.
681 * function.c (init_function_start): Don't init line number info.
682 (expand_function_end): Update.
683 (reset_block_changes, record_block_change, finalize_block_changes,
684 check_block_change, free_block_changes): Kill.
685 * function.h (reset_block_changes, record_block_change,
686 finalize_block_changes, check_block_change, free_block_changes): Remove
688 (struct function): Remove ib_boundaries_block.
689 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
690 Use curr_insn_locator to initialize locator.
691 (emit_line_note): Remove.
692 * cfgexpand.c (expand_gimple_cond_expr): Update.
693 (construct_exit_block): Likewise.
694 (tree_expand_cfg): Initialize/finalize locators.
695 * expr.c (expand_expr_real): Update.
696 * cfglayout.c (line_locators_locs, line_locators_lines,
697 file_locators_locs, file_locators_files): Remove.
698 (set_block_levels): Move to cfgexpand.c.
699 (insn_locators_initialize): Remove.
700 (pass_insn_locators_initialize): Remove.
701 (locations_locators_locs, locations_locators_vals): New static vars.
702 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
704 (insn_locators_alloc, insn_locators_finalize,
705 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
707 (locator_location): New.
708 (locator_line, locator_file): Rewrite.
709 * rtl.h (emit_line_note): Kill.
710 (insn_locators_alloc, insn_locators_finalize,
711 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
713 * tree-inline.c (initialize_cfun): Do not initialize
715 * passes.c (pass_insn_locators_initialize): Remove.
717 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
719 * tree-cfg.c (move_block_to_fn): Release bb from dominance
720 info. Update last_basic_block correctly.
722 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
725 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
726 register itself to hold the offset constant. Tell flow the use
727 of r4 and r5 when they are used.
729 2007-04-27 Richard Guenther <rguenther@suse.de>
731 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
732 if we simplified anything.
733 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
734 warnings until we did a simplification and the stmt was not
735 marked as TREE_NO_WARNING.
737 2007-04-27 Mike Stump <mrs@apple.com>
739 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
741 2007-04-27 Ian Lance Taylor <iant@google.com>
744 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
745 TYPE_MAX_VALUE exist, convert them to the new type.
747 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
750 if it claims to be available.
751 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
753 (perform_tree_ssa_dce): Always free postdominators.
755 2007-04-27 Richard Henderson <rth@redhat.com>
757 * config/alpha/predicates.md (aligned_memory_operand): Mark
758 as define_special_predicate.
759 (unaligned_memory_operand, normal_memory_operand): Likewise.
760 (reg_or_unaligned_mem_operand): Remove.
761 (any_memory_operand): Match the documentation and check for
762 non-renumbered pseudos during reload.
763 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
764 alpha_secondary_reload_class, update to new interface, make static.
765 Handle CQImode like HImode. Remove FP subreg check.
766 (alpha_expand_mov): Use replace_equiv_address.
767 (alpha_expand_mov_nobwx): Use any_memory_operand.
768 (TARGET_SECONDARY_RELOAD): New.
769 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
770 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
771 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
772 * config/alpha/alpha.md: ... here.
773 (RELOAD12, reloadmode): New.
775 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
776 Don't handle the aligned case here.
777 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
778 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
779 reload_inhi_help. Don't expect a scratch register.
780 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
782 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
784 2007-04-27 Richard Guenther <rguenther@suse.de>
786 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
788 2007-04-27 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/30965
791 PR tree-optimization/30978
792 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
793 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
794 (find_equivalent_equality_comparison): Likewise.
795 (simplify_cond): Likewise.
796 (get_prop_source_stmt): New helper.
797 (get_prop_dest_stmt): Likewise.
798 (can_propagate_from): Likewise.
799 (remove_prop_source_from_use): Likewise.
800 (combine_cond_expr_cond): Likewise.
801 (forward_propagate_comparison): New function.
802 (forward_propagate_into_cond): Rewrite to use fold for
804 (tree_ssa_forward_propagate_single_use_vars): Call
805 forward_propagate_comparison to propagate comparisons.
807 2007-04-27 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/31715
810 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
811 sure to do computation on the offset in an appropriate
814 2007-04-27 Richard Sandiford <richard@codesourcery.com>
816 * reload.h (elimination_target_reg_p): Declare.
817 * reload.c (find_reloads): Don't apply the reg_rtx move
818 optimization if the SET_DEST satisfies elimination_target_reg_p.
819 * reload1.c (elimination_target_reg_p): New function.
820 (gen_reload): In the move/add2 fallback, make sure that op0
821 does not overlap the destination register.
823 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
825 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
826 transform only GIMPLE_MODIFY_STMTs.
827 * tree-complex.c (expand_complex_operations_1): Ditto.
828 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
829 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
830 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
832 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
833 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
834 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
835 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
836 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
837 slpeel_add_loop_guard): Ditto.
838 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
839 * lambda-code.c (perfect_nestify): Ditto.
840 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
841 before the first statement.
842 * tree-optimize.c (execute_free_datastructures): Fix comments.
843 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
844 * tree-flow.h (disband_implicit_edges): Declaration removed.
845 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
847 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
849 (disband_implicit_edges, has_label_p): Removed.
850 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
851 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
853 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
855 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
857 * cfgexpand.c (label_rtx_for_bb): New function.
858 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
859 Use label_rtx_for_bb to find the labels.
860 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
861 last block. Detect fallthru edges.
863 2007-04-26 Ian Lance Taylor <iant@google.com>
866 * reload.c (find_reloads_subreg_address): If the address was valid
867 in the original mode but not in the new mode, reload the whole
870 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
872 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
873 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
874 (cleanup_control_expr_graph): Do not invalidate dominance info.
875 Record altered blocks.
876 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
877 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
878 cleanup_tree_cfg_bb): New functions.
879 (remove_forwarder_block): Do not maintain the worklist of blocks.
880 Record altered blocks.
881 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
883 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
884 delete_unreachable_blocks if dominators are not available.
885 * tree-inline.c (optimize_inline_calls): Free dominance information
887 * tree-flow.h (remove_edge_and_dominated_blocks,
888 cfgcleanup_altered_bbs): Altered.
889 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
891 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
893 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
894 do not invalidate dominators.
896 2007-04-26 Anatoly Sokolov <aesok@post.ru>
898 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
899 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
900 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
901 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
903 2007-04-26 Steve Ellcey <sje@cup.hp.com>
905 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
907 2007-04-26 Richard Guenther <rguenther@suse.de>
909 PR tree-optimization/31703
910 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
911 the right type for the target of the bittest.
913 2007-04-26 Richard Sandiford <richard@codesourcery.com>
915 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
916 ix86_sol10_return_in_memory.
918 2007-04-26 Richard Sandiford <richard@codesourcery.com>
920 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
923 2007-04-26 Jakub Jelinek <jakub@redhat.com>
926 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
928 PR tree-optimization/30558
929 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
930 clear this_state.prev_try.
932 2007-04-26 Richard Sandiford <richard@codesourcery.com>
933 Mark Mitchell <mark@codesourcery.com>
935 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
936 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
937 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
939 2007-04-26 Richard Sandiford <richard@codesourcery.com>
942 * doc/invoke.texi (%:print-asm-header): Document.
943 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
945 (static_spec_functions): Add print-asm-header.
946 (main): Print a banner before the --target-help linker options.
947 (print_asm_header_spec_function): New function.
949 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
952 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
953 (movsf_ie): Likewise.
955 2007-04-25 Paolo Carlini <pcarlini@suse.de>
957 * doc/extend.texi ([Type Traits]): Adjust per N2255.
959 2007-04-25 Bob Wilson <bob.wilson@acm.org>
961 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
963 (__umodsi3, __modsi3): Likewise.
965 2007-04-25 Dirk Mueller <dmueller@suse.de>
967 * c-typeck.c (build_compound_expr): Annotate warning()
968 call with OPT_Wunused_value.
969 * tree-ssa.c (warn_uninit): Annotate warning with
971 * c-common.c (handle_sentinel_attribute): Annotate warning
972 call with OPT_Wattributes.
974 2007-04-25 Thiemo Seufer <ths@mips.com>
976 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
978 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
979 on to the assembler. Improve handling of -mno-mips16. Add handling
980 of -mno-mips3d, -mno-dsp, -mno-dspr2.
981 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
982 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
983 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
985 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
988 * config/i386/winnt.c (i386_pe_file_end): Strip only
989 USER_LABEL_PREFIX when writing export name.
991 2007-04-25 Richard Sandiford <richard@codesourcery.com>
993 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
994 sh/elf.h, vx-common.h and vxworks.h.
995 * config/sh/sh.h: Include config/vxworks-dummy.h.
996 (SUBTARGET_OVERRIDE_OPTIONS): Define.
997 (OVERRIDE_OPTIONS): Use it.
998 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
999 (vxworks_picreg): New pattern.
1000 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1001 VXWORKS_OS_CPP_BUILTINS.
1002 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1003 to their VXWORKS_* equivalents.
1004 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1005 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1006 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1007 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1008 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1009 -mrtp/-fPIC multilibs.
1010 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1011 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1012 (MULTILIB_OSDIRNAMES): Delete.
1014 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1017 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1019 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1021 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1022 rounding mode to be specified by the caller.
1023 (real_to_mpfr) Likewise.
1024 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1025 include new arguments.
1026 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1028 2007-04-24 Ian Lance Taylor <iant@google.com>
1030 PR tree-optimization/31605
1031 * tree-vrp.c (set_value_range): Check that min and max are not
1032 both overflow infinities.
1033 (set_value_range_to_value): New static function.
1034 (extract_range_from_binary_expr): Call set_value_range_to_value.
1035 (extract_range_from_cond_expr): Likewise.
1036 (extract_range_from_expr): Likewise.
1037 (extract_range_from_unary_expr): Likewise. Don't create a range
1038 which overflows on both sides.
1039 (vrp_meet): Check for a useless range.
1040 (vrp_visit_phi_node): If we see a constant which looks like an
1041 overflow infinity, turn off the TREE_OVERFLOW flag.
1043 2007-04-24 Ian Lance Taylor <iant@google.com>
1045 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1047 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1050 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1051 diagnostic message is being built.
1052 * tree-pretty-print.c (dump_generic_node): Only write the
1053 formatted text into BUFFER's stream if we are not building a
1055 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1057 * Makefile.in (toplev.o): Depend on tree-pass.h.
1059 2007-04-24 Ian Lance Taylor <iant@google.com>
1061 PR tree-optimization/31602
1062 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1063 conditionals in the copied loop header.
1064 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1065 warnings if TREE_NO_WARNING is set.
1066 * doc/invoke.texi (Warning Options): Clarify that
1067 -Wstrict-overflow does not warn about loops.
1069 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1071 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1072 expand on the comment about _Decimal128 arguments and check the
1073 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1074 that _Decimal128 argument uses even/odd register pair.
1075 (function_arg): Ditto.
1077 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1079 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1080 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1082 2007-04-24 Richard Guenther <rguenther@suse.de>
1083 Olga Golovanevsky <olga@il.ibm.com>
1085 * fold-const.c (multiple_of_p): Check for bottom
1088 2007-04-24 Richard Henderson <rth@redhat.com>
1090 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1091 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1092 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1093 looking for non-zero bits shifted out. Avoid a recursive call
1094 when constructing the scalar.
1095 (__floatundisf): Likewise.
1097 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1099 * dwarf2out.c (field_byte_offset): Move the existing logic
1100 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1101 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1103 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1106 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1107 argument of 0 for memset.
1108 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1109 unsigned shift instead of the signed variant.
1111 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1113 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1114 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1115 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1116 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1117 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1118 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1119 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1120 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1121 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1122 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1123 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1124 "mul<mode>3", "div<mode>3"): Insn definitions added.
1125 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1126 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1127 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1128 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1129 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1130 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1131 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1132 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1133 TARGET_FLOAT_FORMAT): Macro definitions removed.
1134 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1135 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1136 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1137 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1138 (s390_gen_rtx_const_DI): Function removed.
1139 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1141 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1143 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1144 over an external ffs function.
1146 2007-04-24 Chao-ying Fu <fu@mips.com>
1147 Richard Sandiford <richard@nildram.co.uk>
1149 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1150 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1151 (smadd_widen_optab, umadd_widen_optab): Define.
1152 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1154 * genopinit.c (optabs): Fill in smadd_widen_optab and
1156 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1157 and umadd_widen_optab to implement multiply-add sequences.
1158 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1159 (<u>maddsidi4): ...this. Extend condition to include
1160 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1161 of operand 0 to "ka" and use the three-operand form of madd<u>
1163 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1165 * config/mips/constraints.md (ka): New register constraint.
1167 2007-04-24 Jan Hubicka <j@suse.cz>
1171 2007-04-23 Jan Hubicka <jh@suse.cz>
1172 * function.c (init_function_start): Don't init line number info.
1173 (expand_function_end): Update.
1174 (reset_block_changes, record_block_change, finalize_block_changes,
1175 check_block_change, free_block_changes): Kill.
1176 * function.h (reset_block_changes, record_block_change,
1177 finalize_block_changes, check_block_change, free_block_changes): Remove
1179 (struct function): Remove ib_boundaries_block.
1180 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1181 Use curr_insn_locator to initialize locator.
1182 (emit_line_note): Remove.
1183 * cfgexpand.c (expand_gimple_cond_expr): Update.
1184 (construct_exit_block): Likewise.
1185 (tree_expand_cfg): Initialize/finalize locators.
1186 * expr.c (expand_expr_real): Update.
1187 * cfglayout.c (line_locators_locs, line_locators_lines,
1188 file_locators_locs, file_locators_files): Remove.
1189 (set_block_levels): Move to cfgexpand.c.
1190 (insn_locators_initialize): Remove.
1191 (pass_insn_locators_initialize): Remove.
1192 (locations_locators_locs, locations_locators_vals): New static vars.
1193 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1195 (insn_locators_alloc, insn_locators_finalize,
1196 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1198 (locator_location): New.
1199 (locator_line, locator_file): Rewrite.
1200 * rtl.h (emit_line_note): Kill.
1201 (insn_locators_alloc, insn_locators_finalize,
1202 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1204 * tree-inline.c (initialize_cfun): Do not initialize
1205 ib_boundaries_block.
1206 * passes.c (pass_insn_locators_initialize): Remove.
1208 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1210 * doc/invoke.texi: Removed leading '-' from option index entries.
1212 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1214 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1216 (create_phi_node): Use set_phi_nodes.
1217 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1218 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1219 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1220 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1221 (bsi_start, bsi_last): Use bb_stmt_list.
1222 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1223 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1224 Traverse the statements using tsi iterator.
1225 * basic-block.h (struct basic_block_def): Fields stmt_list
1226 and phi_nodes moved to ...
1227 (struct tree_bb_info): ... new structure.
1228 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1229 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1230 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1231 (tree_verify_flow_info): Verify that il.tree is not set for
1232 entry and exit block.
1233 (tree_split_block): Use set_bb_stmt_list.
1235 2007-04-23 Mike Stump <mrs@apple.com>
1237 * config/i386/i386.c (ix86_tune_features
1238 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1241 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1243 * config/i386/i386.md (prefix_extra): New attribute.
1244 (length): Add prefix_extra.
1246 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1247 (sse2_movntv2di): Likewise.
1248 (sse2_cvtps2dq): Likewise.
1249 (sse2_cvtpd2pi): Likewise.
1250 (sse2_cvttpd2pi): Likewise.
1251 (*sse2_cvtpd2ps): Likewise.
1252 (*add<mode>3): Likewise.
1253 (sse2_ssadd<mode>3): Likewise.
1254 (sse2_usadd<mode>3): Likewise.
1255 (*sub<mode>3): Likewise.
1256 (sse2_sssub<mode>3): Likewise.
1257 (sse2_ussub<mode>3): Likewise.
1258 (*mulv8hi3): Likewise.
1259 (*smulv8hi3_highpart): Likewise.
1260 (*umulv8hi3_highpart): Likewise.
1261 (sse2_umulv2siv2di3): Likewise.
1262 (sse2_pmaddwd): Likewise.
1263 (ashr<mode>3): Likewise.
1264 (lshr<mode>3): Likewise.
1265 (ashl<mode>3): Likewise.
1266 (sse2_ashlti3): Likewise.
1267 (sse2_lshrti3): Likewise.
1268 (*umaxv16qi3): Likewise.
1269 (*smaxv8hi3): Likewise.
1270 (*uminv16qi3): Likewise.
1271 (*sminv8hi3): Likewise.
1272 (sse2_eq<mode>3): Likewise.
1273 (sse2_gt<mode>3): Likewise.
1274 (*and<mode>3): Likewise.
1275 (sse2_nand<mode>3): Likewise.
1276 (*ior<mode>3): Likewise.
1277 (*xor<mode>3): Likewise.
1278 (sse2_packsswb): Likewise.
1279 (sse2_packssdw): Likewise.
1280 (sse2_packuswb): Likewise.
1281 (sse2_punpckhbw): Likewise.
1282 (sse2_punpcklbw): Likewise.
1283 (sse2_punpckhwd): Likewise.
1284 (sse2_punpcklwd): Likewise.
1285 (sse2_punpckhdq): Likewise.
1286 (sse2_punpckldq): Likewise.
1287 (sse2_punpckhqdq): Likewise.
1288 (sse2_punpcklqdq): Likewise.
1289 (*sse2_pinsrw): Likewise.
1290 (*sse2_pextrw): Likewise.
1291 (sse2_pshufd_1): Likewise.
1292 (sse2_uavgv16qi3): Likewise.
1293 (sse2_uavgv8hi3): Likewise.
1294 (sse2_psadbw): Likewise.
1295 (sse2_pmovmskb): Likewise.
1296 (*sse2_maskmovdqu): Likewise.
1297 (*sse2_maskmovdqu_rex64): Likewise.
1298 (sse4a_extrqi): Likewise.
1299 (sse4a_extrq): Likewise.
1300 (sse3_lddqu): Set prefix_rep.
1301 (sse3_addsubv4sf3): Likewise.
1302 (sse3_haddv4sf3): Likewise.
1303 (sse3_hsubv4sf3): Likewise.
1304 (sse_cvtss2si): Likewise.
1305 (sse_cvtss2si_2): Likewise.
1306 (sse_cvtss2siq): Likewise.
1307 (sse_cvtss2siq_2): Likewise.
1308 (sse_cvttss2si): Likewise.
1309 (sse_cvttss2siq): Likewise.
1310 (sse2_cvttps2dq): Likewise.
1311 (sse3_movshdup): Likewise.
1312 (sse3_movsldup): Likewise.
1313 (sse2_cvtsd2si): Likewise.
1314 (sse2_cvtsd2si_2): Likewise.
1315 (sse2_cvtsd2siq): Likewise.
1316 (sse2_cvtsd2siq_2): Likewise.
1317 (sse2_cvttsd2si): Likewise.
1318 (sse2_cvttsd2siq): Likewise.
1319 (*sse2_cvtpd2dq): Likewise.
1320 (*sse2_cvttpd2dq): Likewise.
1321 (sse2_pshuflw_1): Likewise.
1322 (sse2_pshufhw_1): Likewise.
1323 (sse4a_insertqi): Likewise.
1324 (sse4a_insertq): Likewise.
1325 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1326 (ssse3_phadddv4si3): Likewise.
1327 (ssse3_phaddswv8hi3): Likewise.
1328 (ssse3_phsubwv8hi3): Likewise.
1329 (ssse3_phsubdv4si3): Likewise.
1330 (ssse3_phsubswv8hi3): Likewise.
1331 (ssse3_pmaddubswv8hi3): Likewise.
1332 (ssse3_pmulhrswv8hi3): Likewise.
1333 (ssse3_pshufbv16qi3): Likewise.
1334 (ssse3_psign<mode>3): Likewise.
1335 (ssse3_palignrti): Likewise.
1336 (abs<mode>2): Likewise.
1337 (ssse3_phaddwv4hi3): Set prefix_extra.
1338 (ssse3_phadddv2si3): Likewise.
1339 (ssse3_phaddswv4hi3): Likewise.
1340 (ssse3_phsubwv4hi3): Likewise.
1341 (ssse3_phsubdv2si3): Likewise.
1342 (ssse3_phsubswv4hi3): Likewise.
1343 (ssse3_pmaddubswv4hi3): Likewise.
1344 (ssse3_pmulhrswv4hi3): Likewise.
1345 (ssse3_pshufbv8qi3): Likewise.
1346 (ssse3_psign<mode>3): Likewise.
1347 (ssse3_palignrdi): Likewise.
1348 (abs<mode>2): Likewise.
1349 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1350 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1351 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1353 2007-04-23 Nick Clifton <nickc@redhat.com>
1355 * params.def: Fix formatting of emacs local variables.
1357 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1359 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1360 move if inter-unit move isn't allowed.
1361 Don't split moving the first element of V2DI to DI to inter-unit
1362 move if inter-unit move isn't allowed.
1364 2007-04-23 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1367 and CDI_POST_DOMINATORS separately.
1369 2007-04-23 Nick Clifton <nickc@redhat.com>
1371 * c.opt (Wformat-contains-nul): Add warning attribute.
1373 2007-04-23 Jan Hubicka <jh@suse.cz>
1375 * function.c (init_function_start): Don't init line number info.
1376 (expand_function_end): Update.
1377 (reset_block_changes, record_block_change, finalize_block_changes,
1378 check_block_change, free_block_changes): Kill.
1379 * function.h (reset_block_changes, record_block_change,
1380 finalize_block_changes, check_block_change, free_block_changes): Remove
1382 (struct function): Remove ib_boundaries_block.
1383 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1384 Use curr_insn_locator to initialize locator.
1385 (emit_line_note): Remove.
1386 * cfgexpand.c (expand_gimple_cond_expr): Update.
1387 (construct_exit_block): Likewise.
1388 (tree_expand_cfg): Initialize/finalize locators.
1389 * expr.c (expand_expr_real): Update.
1390 * cfglayout.c (line_locators_locs, line_locators_lines,
1391 file_locators_locs, file_locators_files): Remove.
1392 (set_block_levels): Move to cfgexpand.c.
1393 (insn_locators_initialize): Remove.
1394 (pass_insn_locators_initialize): Remove.
1395 (locations_locators_locs, locations_locators_vals): New static vars.
1396 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1398 (insn_locators_alloc, insn_locators_finalize,
1399 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1401 (locator_location): New.
1402 (locator_line, locator_file): Rewrite.
1403 * rtl.h (emit_line_note): Kill.
1404 (insn_locators_alloc, insn_locators_finalize,
1405 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1407 * tree-inline.c (initialize_cfun): Do not initialize
1408 ib_boundaries_block.
1409 * passes.c (pass_insn_locators_initialize): Remove.
1411 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1414 * expr.c (reduce_to_bit_field_precision): Handle
1417 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1419 PR tree-optimization/24659
1420 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1421 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1422 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1423 * genopinit.c (optabs): Rename vec_pack_mod_optab
1424 to vec_pack_trunc_optab.
1425 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1426 early for scalar floating point operands for NOP_EXPR.
1427 (vectorizable_type_promotion): Ditto.
1428 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1429 vec_pack_trunc_optab.
1430 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1432 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1433 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1434 Rename from VEC_PACK_MOD_EXPR.
1435 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1436 * expr.c (expand_expr_real_1): Ditto.
1437 * tree-inline.c (estimate_num_insns_1): Ditto.
1438 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1440 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1441 (vec_unpacks_lo_v4sf): Ditto.
1442 (vec_pack_trunc_v2df): Ditto.
1443 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1444 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1445 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1447 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1449 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1451 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1452 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1453 packing of floating point operands.
1454 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1455 represent unpacking of floating point operands.
1456 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1457 [vec_unpacks_hi]: Ditto.
1458 [vec_unpacks_lo]: Ditto.
1460 2007-04-22 Jan Hubicka <jh@suse.cz>
1462 * final.c (rest_of_handle_final): Call
1463 targetm.asm_out.constructor/targetm.asm_out.destructor
1464 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1465 proper priority via decl_*_priority_insert.
1466 * c-common.c (c_expand_body): Likewise.
1468 2007-04-22 Richard Guenther <rguenther@suse.de>
1470 PR tree-optimization/29789
1471 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1472 (rewrite_reciprocal): New helper split out from
1473 determine_invariantness_stmt.
1474 (rewrite_bittest): Likewise.
1475 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1476 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1479 2007-04-22 Revital Eres <eres@il.ibm.com>
1481 * loop-unroll.c (var_to_expand): New field to support also
1482 insns of the form x = something + x.
1483 (analyze_insn_to_expand_var): Use it.
1484 (expand_var_during_unrolling): Likewise.
1486 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1488 * predict.c: Include pointer-set.h.
1489 (bb_predictions): New variable.
1490 (tree_predicted_by_p, tree_predict_edge,
1491 remove_predictions_associated_with_edge): Use bb_predictions map
1492 instead of bb->predictions.
1493 (clear_bb_predictions, assert_is_empty): New functions.
1494 (combine_predictions_for_bb): Use bb_predictions map. Call
1495 clear_bb_predictions.
1496 (tree_estimate_probability): Create and free bb_predictions map.
1497 * Makefile.in (predict.o): Add pointer-set.h dependency.
1498 * basic-block.h (struct basic_block_def): Remove predictions
1500 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1502 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1508 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1510 * timevar.c (timevar_print): Change reference of --disable-checking to
1511 --enable-checking=release. Also warn if assert checking is disabled.
1513 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1516 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1517 decl as addressable if the compound literal was marked as
1519 Mark the decl as a gimple register if it is a complex or
1520 vector decl and does not live in memory.
1522 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1524 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1525 (GENERIC_NEXT): New function macro.
1526 (PHI_CHAIN): Use phi_node's new chain variable.
1527 (tree_phi_node): Change tree_common to tree_base
1528 and add the chain field.
1529 * tree-phinodes.c (make_phi_node): Don't set
1530 TREE_TYPE on the new node.
1531 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1532 instead of checking GIMPLE_TUPLE_P in chain_next.
1533 * tree-vect-transform.c
1534 (get_initial_def_for_induction): Look at
1535 PHI_RESULT_TREE for the type of the phi node.
1536 (update_vuses_to_preheader): Use PHI_CHAIN
1537 instead of TREE_CHAIN on the phi node.
1538 * tree-ssa-structalias.c (compute_points_to_sets):
1540 (ipa_pta_execute): Likewise.
1542 2007-04-21 Richard Guenther <rguenther@suse.de>
1545 * fold-const.c (fold_unary): Call fold_convert_const on the
1548 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1550 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1551 (store_killed_in_pat): New.
1553 2007-04-20 Richard Henderson <rth@redhat.com>
1556 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1557 TREE_LIST with a void_type_node value, not void_list_node exactly.
1559 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1561 * doc/standards.texi: Re-arrange into language-specific
1562 subsections. Add a C++ section, documenting which standards we
1565 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1567 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1568 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1570 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1572 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1573 ecrti.o and crtbegin.o.
1574 (LIB_DEFAULT_SPEC): Include -lc.
1575 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1577 2007-04-20 Richard Henderson <rth@redhat.com>
1580 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1581 argument; update all callers.
1582 (get_unaligned_offset): New.
1583 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1584 get_unaligned_address, just pass on the address directly.
1585 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1586 the subreg in the helper patterns.
1587 (unaligned_extendqidi_le): Use get_unaligned_offset.
1588 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1589 (unaligned_extendhidi_be): Likewise.
1590 (unaligned_extendhidi): Tidy.
1591 * config/alpha/alpha-protos.h: Update.
1593 2007-04-20 Richard Henderson <rth@redhat.com>
1595 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1596 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1597 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1598 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1599 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1600 (CPP_SPEC): Don't include %(cpp_subtarget).
1601 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1602 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1603 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1605 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1607 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1608 for __builtin_ia32_cmpordss.
1610 PR tree-optimization/31632
1611 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1612 and arg1 for optimizations of comparison against min/max values.
1613 Fold arg0 to arg1's type for optimizations of comparison against
1614 min+1 and max-1 values.
1616 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1618 * reload.c (combine_reloads): When trying to use a dying register,
1619 check whether it's uninitialized and don't use if so.
1621 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1623 * fold-const.c: Remove prototypes for native_encode_expr and
1624 native_interpret_expr.
1625 (native_encode_expr): Make non-static.
1626 (native_interpret_expr): Likewise.
1627 * tree.h: Add prototypes for the above.
1629 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1631 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1632 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1633 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1634 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1635 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1636 Add length attributes.
1638 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1640 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1643 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1644 __STDC_WANT_DEC_FP__.
1646 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1648 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1649 for long double compatibility.
1650 * configure: Regenerate.
1652 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1654 PR rtl-optimization/29841
1655 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1657 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1658 that may cause control flow transfer from being moved.
1660 2007-04-18 Jan Hubicka <jh@suse.cz>
1662 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1665 2007-04-18 Eric Christopher <echristo@apple.com>
1667 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1668 only. Update operands.
1669 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1670 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1671 link register to pic register.
1673 2007-04-18 Dirk Mueller <dmueller@suse.de>
1676 * tree-vrp.c (search_for_addr_array): New.
1677 (check_array_bounds): Suppress warning about
1678 address taken of array refs if its not de-referenced.
1680 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1682 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1683 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1685 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1686 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1687 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1689 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1691 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1693 (vect_analyze_scalar_cycles): Fix indentation.
1694 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1695 (vect_mark_relevant): Include phis in relevance analysis.
1697 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1699 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1701 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1702 output_operand_lossage().
1704 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1706 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1707 the unused code for reduction without adjust-in-epilog to simplify the
1710 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1712 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1713 (S390_TDC_NEGATIVE_ZERO): New constant.
1714 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1715 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1716 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1717 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1718 (S390_TDC_POSITIVE_INFINITY): New constant.
1719 (S390_TDC_NEGATIVE_INFINITY): New constant.
1720 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1721 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1722 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1723 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1724 (S390_TDC_INFINITY): New constant.
1725 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1726 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1727 optimization for UNSPEC_CCZ_TO_INT.
1728 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1729 ("*ccz_to_int"): New insn.
1730 ("isinf<mode>2"): New insn.
1731 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1732 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1733 (UNSPEC_CCZ_TO_INT): New constant.
1735 2007-04-18 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/19431
1738 PR tree-optimization/21463
1739 * tree-pass.h (pass_phiprop): Declare.
1740 * passes.c (init_optimization_passes): New phiprop pass.
1741 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1742 (phivn_valid_p): New helper function.
1743 (phiprop_insert_phi): Likewise.
1744 (propagate_with_phi): Likewise.
1745 (tree_ssa_phiprop): New propagator propagating loads
1746 through phi nodes if profitable.
1748 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1750 * tree-vect-analyze.c (process_use): New function.
1751 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1752 Check phis in all bbs.
1753 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1756 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1758 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1761 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1764 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1767 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1771 (sse_vmmulv4sf3): Likewise.
1772 (sse2_vmaddv2df3): Likewise.
1773 (sse2_vmmulv2df3): Likewise.
1775 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1777 PR rtl-optimization/31360
1778 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1779 (target_reg_cost): New.
1780 (init_set_costs): Initialize target_reg_cost. Add comments
1781 regarding the rationale of the costs.
1782 (global_cost_for_size): Renamed to...
1783 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1784 of register pressure.
1785 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1786 estimate_reg_pressure_cost. Add number of ivs.
1787 (determine_set_costs): Dump target_reg_cost.
1788 * loop-invariant.c (gain_for_invariant): Use
1789 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1790 (best_gain_for_invariant, find_invariants_to_move): Remove
1792 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1793 (target_reg_cost): Declare.
1794 (global_cost_for_size): Declaration removed.
1795 (estimate_reg_pressure_cost): Declare.
1797 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1799 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1800 regnos into even/odd register pairs.
1801 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1802 TDmode similar to the other floating point modes.
1803 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1804 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1806 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1807 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1808 (movdd_hardfloat64): Use TARGET_MFPGPR.
1810 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1815 2005-01-05 Richard Henderson <rth@redhat.com>
1817 * reload1.c (do_input_reload): Restrict the optimization deleteing
1818 a previous output reload to RELOAD_FOR_INPUT.
1820 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1822 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1823 induc_vec_info_type.
1824 (vectorizable_induction): New function declaration.
1825 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1826 check if already vectorized. Find first place in BB where new stmts
1827 can be inserted. Takes only one argument.
1828 (vectorizable_induction): New function.
1829 (vect_transform_stmt): Add case for induc_vec_info_type to call
1830 vectorizable_induction.
1831 (vect_transform_loop): Consider phis for vectorization.
1832 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1834 (analyze_operations): Call vectorizable_induction when analyzing phis.
1836 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1837 (vect_mark_relevant): Include phis in relevance analysis.
1838 (vect_mark_stmts_to_be_vectorize): Likewise.
1839 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1841 2007-04-16 Lawrence Crowl <crowl@google.com>
1843 * doc/invoke.texi (Debugging Options): Add documentation for the
1844 -femit-struct-debug options -femit-struct-debug-baseonly,
1845 -femit-struct-debug-reduced, and
1846 -femit-struct-debug-detailed[=...].
1848 * c-opts.c (c_common_handle_option): Add
1849 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1850 and OPT_femit_struct_debug_detailed_.
1851 * c.opt: Add specifications for
1852 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1853 and -femit-struct-debug-detailed[=...].
1854 * opts.c (set_struct_debug_option): Parse the
1855 -femit-struct-debug-... options.
1856 * opts.c (matches_main_base, main_input_basename,
1857 main_input_baselength, base_of_path, matches_main_base): Add
1858 variables and functions to compare header base name to compilation
1860 * opts.c (should_emit_struct_debug): Add to determine to emit a
1861 structure based on the option.
1862 (dump_struct_debug) Also disabled function to debug this
1864 * opts.c (handle_options): Save the base name of the
1867 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1868 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1869 This hook indicates if a type is generic. Set it by default
1871 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1872 to determine if a struct type is generic or not.
1873 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1874 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1875 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1878 * flags.h (enum debug_info_usage): Add an enumeration to describe
1879 a program's use of a structure type.
1880 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1881 to indicate the program's usage of the type. Filter structs based
1882 on the -femit-struct-debug-... specification.
1883 (gen_type_die): Split into two routines, gen_type_die and
1884 gen_type_die_with_usage. gen_type_die is now a wrapper
1885 that assumes direct usage.
1886 (gen_type_die_with_usage): Replace calls to gen_type_die
1887 with gen_type_die_with_usage adding the program usage of
1888 the referenced type.
1889 (dwarf2out_imported_module_or_decl): Suppress struct debug
1890 information using should_emit_struct_debug when appropriate.
1892 2007-04-16 Ian Lance Taylor <iant@google.com>
1894 PR tree-optimization/31522
1895 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1896 (vrp_initialize): Allocate vr_phi_edge_counts.
1897 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1898 executable edge. Drop test for all constants.
1899 (vrp_finalize): Free vrp_phi_edge_counts.
1901 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1902 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1904 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1905 predecessors at head rather than tail.
1907 2007-04-16 Matthias Klose <doko@debian.org>
1909 * config/alpha/linux.h (CPP_SPEC): Define.
1910 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1912 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1914 * function.h: Remove sequence_stack extern declaration.
1916 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1918 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1920 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1923 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1925 * config/avr/avr.c (avr_arch_types): Rearranging array.
1926 (enum avr_arch): Add.
1927 (avr_mcu_types): Use avr_arch enumeration constants instead of
1929 * config/avr/avr.h (LINK_SPEC): Simplify.
1931 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1933 * config/m68k/m68k.c (m68k_libcall_value,
1934 m68k_function_value): Use macros for register names more.
1936 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1938 (M68K_REGNAME): Use A6_REG.
1939 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1941 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1944 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1945 'pending_read_list_length' and 'pending_write_list_length'. Update
1947 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1948 to handle two length counters instead of one. Update all uses.
1949 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1950 two length counters instead of one.
1951 * sched-rgn.c (propagate_deps): Update to handle two length counters
1954 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1958 copy of source, pass it to ix86_expand_vector_set and return
1961 2007-04-16 David Ung <davidu@mips.com>
1962 Joseph Myers <joseph@codesourcery.com>
1964 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1965 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1966 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1967 Add 74K processor information.
1968 * config/mips/mips.md: Include 74k.md.
1969 (cpu): Add 74kc,74kf,74kx.
1970 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1971 * config/mips/74k.md: New.
1972 * doc/invoke.texi (MIPS Options): Document 74K support.
1974 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1976 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1977 vectorizable_* functions.
1978 * tree-vect-transform.c (vectorizable_call): Add check for
1979 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1980 (vectorizable_store): likewise.
1981 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1983 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1984 (vectorizable_type_promotion, vectorizable_load): Likewise.
1985 (vectorizable_live_operation, vectorizable_condition): Likewise.
1986 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1988 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1990 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1992 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1993 register numbers more.
1994 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1995 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1996 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1997 FUNCTION_VALUE_REGNO_P): Likewise.
1998 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1999 STATIC_CHAIN_REGNUM): Likewise.
2000 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2001 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2002 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2003 * config/m68k/m68k.md (FP_REG): New.
2005 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2007 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2010 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2012 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2013 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2016 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2018 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2021 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2024 * c-decl.c (finish_decl): Grab the type of the decl after the call
2025 to store_init_value.
2027 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2029 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2031 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2034 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2035 post dominators and cleanup cfg before returning.
2037 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2039 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2040 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2042 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2044 * config.gcc: Recognize fido.
2045 * config/m68k/m68k-devices.def (fidoa): New.
2046 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2048 (FL_FIDOA, TARGET_FIDOA): New.
2049 * config/m68k/m68k.opt (mfidoa): New.
2051 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2054 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2055 when a personality function is used.
2057 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2059 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2061 2007-04-13 Mike Stump <mrs@apple.com>
2063 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2065 * config/darwin.opt (fapple-kext): Make C++ only.
2066 * config/darwin.c (darwin_override_options): Remove code to ensure
2067 -fapple-kext is given for C++ only.
2069 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2071 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2072 * config/mips/mips.c (override_options): Call
2073 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2075 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2077 * config/i386/i386.opt (msvr3-shlib): Removed.
2079 * doc/invoke.texi: Remove -msvr3-shlib.
2081 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2083 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2084 with "popcnt" instruction.
2086 2007-04-13 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/21258
2089 * tree-vrp.c (compare_case_labels): New helper.
2090 (find_switch_asserts): New function.
2091 (find_assert_locations): Call it for SWITCH_EXPRs.
2093 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2095 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2096 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2097 check is now implied in X87_FLOAT_MODE_P.
2098 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2099 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2100 (fix_trunc<mode>_i386_fisttp): Ditto.
2101 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2102 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2103 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2104 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2105 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2106 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2107 (unnamed_splitters): Ditto.
2108 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2109 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2110 FIRST_SSE_REG for local functions when SSE math is enabled or
2111 for functions with sseregparm attribute.
2112 (standard_80387_constant_p): Return -1 if mode is not
2114 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2115 (ix86_expand_compare): Ditto.
2116 (ix86_expand_carry_flag_compare): Ditto.
2117 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2118 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2119 DECIMAL_FLOAT_MODE_P.
2120 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2121 of SCALAR_FLOAT_MODE_P.
2122 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2123 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2124 checks before FLOAT_MODE_P.
2125 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2126 before FLOAT_MODE_P.
2131 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2133 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2134 Charles Wilson <libtool@cwilson.fastmail.fm>
2136 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2137 (libgcc.mvars): Don't depend on them.
2138 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2139 * exec-tool.in: New.
2141 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2143 * doc/invoke.text (--help): Document --help=common.
2145 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2147 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2149 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2151 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2152 * genemit.c (main): Emit #include "integrate.h".
2153 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2154 (LOADGP_RTP): New mips_loadgp_style.
2155 * config/mips/mips.h: Include config/vxworks-dummy.h.
2156 (TARGET_RTP_PIC): New macro.
2157 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2158 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2159 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2161 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2162 -mvxworks-pic when using -mrtp and a PIC option.
2163 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2165 (mips_symbolic_constant_p, mips_symbolic_address_p)
2166 (mips_symbol_insns): Handle SYMBOL_HALF.
2167 (override_options): Warn about -G and -mrtp being used together.
2168 Initialize mips_lo_relocs[SYMBOL_HALF].
2169 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2170 (mips_emit_loadgp): Handle LOADGP_RTP.
2171 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2172 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2173 (tablejump): Handle function-relative case table entries if
2175 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2177 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2179 * config/mips/mips.md (load_call<mode>): Allow any general register.
2181 (sibcall_value_internal, sibcall_value_multiple_internal)
2182 (call_value_internal, call_value_split, call_value_multiple_internal)
2183 (call_value_multiple_split): Remove constraints from operand 0.
2185 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2187 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2188 rather than loadgp_noshared.
2189 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2190 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2192 * config/mips/mips.md (loadgp): Rename to...
2193 (loadgp_newabi): ...this.
2194 (loadgp_noshared): Rename to...
2195 (loadgp_absolute): ...this.
2197 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2199 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2200 false for locally-binding symbols.
2201 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2203 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2205 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2206 (SYMBOL_GOT_PAGE_OFST): ...this.
2207 (SYMBOL_GOT_GLOBAL): Rename to...
2208 (SYMBOL_GOT_DISP): ...this.
2209 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2210 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2211 * config/mips/mips.c (mips_global_symbol_p): New function.
2212 (mips_symbol_binds_local_p): Likewise.
2213 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2214 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2215 and mips_symbol_binds_local_p.
2216 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2217 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2218 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2220 (mips_ok_for_lazy_binding_p): New function.
2221 (mips_load_call_address, mips_expand_call): Use it.
2222 (mips_dangerous_for_la25_p): Likewise.
2223 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2224 (*got_disp<mode>): Use got_disp_operand instead of
2225 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2226 SYMBOL_GOTOFF_GLOBAL.
2227 (*got_page<mode>): Use got_page_ofst_operand instead of
2229 * config/mips/predicates.md (const_call_insn_operand): Use
2230 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2231 (global_got_operand): Rename to...
2232 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2234 (local_got_operand): Rename to...
2235 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2236 of SYMBOL_GOT_LOCAL.
2238 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2240 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2241 TARGET_CALL_CLOBBERED_GP.
2242 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2243 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2244 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2245 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2246 of TARGET_ABICALLS && !TARGET_NEWABI.
2247 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2248 * config/mips/mips.c (mips_load_call_address): Check
2249 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2250 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2251 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2252 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2253 TARGET_ABICALLS && TARGET_NEWABI.
2254 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2256 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2257 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2258 TARGET_ABICALLS && TARGET_NEWABI.
2259 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2260 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2261 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2262 whether indirect calls must use $25.
2263 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2265 * config/mips/mips.md (jal_macro): Check flag_pic and
2266 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2267 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2268 instead of TARGET_ABICALLS.
2269 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2270 TARGET_ABICALLS && TARGET_OLDABI.
2271 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2272 (sibcall): In the comment above the define_insn, mention
2273 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2274 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2275 instead of TARGET_ABICALLS.
2277 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2279 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2280 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2281 (MACFLAGS_MATCH_P): New macro.
2282 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2283 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2284 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2285 the other MACFLAG constants.
2286 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2287 (flag_machi): Tighten constraints. Renumber some of the operands.
2288 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2290 (flag_machi_parts_acconly): New pattern.
2291 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2293 (flag_macinit1hi): Tighten constraints.
2294 (flag_mul_macv2hi_parts_acconly): New pattern.
2296 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2297 Use a more efficient implementation.
2298 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2299 inline sequences when not optimizing for size.
2301 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2302 movhi_high2low): Delete, merge functionality into...
2303 (packv2hi): ... this pattern.
2305 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2306 * config/bfin/bfin.opt (msim): New option.
2307 (mcpu=): New option.
2308 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2309 (bfin_cpu_t): Typedef of enum bfin_cpu.
2310 (bfin_cpu_type): New declaration.
2311 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2312 -msim and -mcpu= options.
2313 (LIB_SPEC): Likewise.
2314 * config/bfin/bfin.c (bfin_cpu_type): Define.
2315 (bfin_handle_option): Handle -mcpu= option.
2316 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2317 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2318 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2320 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2322 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2323 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2324 (powerpc-wrs-vxworksae): Use ${tm_file}.
2325 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2326 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2327 * config/i386/vx-common.h: New file.
2329 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2331 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2334 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2336 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2339 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2343 * c-common.c (c_build_qualified_type): Set canonical type
2346 2007-04-12 Richard Guenther <rguenther@suse.de>
2348 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2349 lower bound and element size if lower bound is not zero
2350 or either of the ARRAY_REF operands is set.
2352 2007-04-12 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/24689
2355 PR tree-optimization/31307
2356 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2358 * gimplify.c (canonicalize_addr_expr): To be consistent with
2359 gimplify_compound_lval only set operands two and three of
2360 ARRAY_REFs if they are not gimple_min_invariant. This makes
2361 it never at this place.
2362 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2364 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2366 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2367 null before emitting a .nsubspa directive.
2369 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2371 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2372 need_to_partition_p if there are no memory statements in the
2375 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2377 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2378 (gcd_of_steps_may_divide_p): New function.
2379 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2381 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2383 * reload.c (find_reloads_toplev, find_reloads_address,
2384 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2385 not a pointer equality test, to decide if we need to call
2386 push_reg_equiv_alt_mem.
2388 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2390 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2391 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2392 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2394 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2396 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2397 vector to be positive.
2399 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2403 * doc/invoke.texi: Document --params max-aliased-vops and
2405 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2406 debug_memory_partitions): Move to tree-flow.h
2407 * params.h (AVG_ALIASED_VOPS): Define.
2408 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2410 (mp_info_t): Likewise.
2411 (get_mem_sym_stats_for): New.
2412 (set_memory_partition): Move from tree-flow-inline.h.
2413 (mark_non_addressable): Only clear the set of symbols for the
2414 partition if it exists.
2415 (dump_memory_partitions): Move from tree-ssa-operands.c
2416 (debug_memory_partitions): Likewise.
2417 (need_to_partition_p): New.
2418 (dump_mem_ref_stats): New.
2419 (debug_mem_ref_stats): New.
2420 (dump_mem_sym_stats): New.
2421 (debug_mem_sym_stats): New.
2422 (update_mem_sym_stats_from_stmt): New.
2423 (compare_mp_info_entries): New.
2424 (mp_info_cmp): Call it.
2425 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2427 (get_mpt_for): Move from tree-ssa-operands.c.
2428 (find_partition_for): New.
2429 (create_partition_for): Remove.
2430 (estimate_vop_reduction): New.
2431 (update_reference_counts): New.
2432 (build_mp_info): New.
2433 (compute_memory_partitions): Refactor.
2434 Document new heuristic.
2435 Call build_mp_info, update_reference_counts,
2436 find_partition_for and estimate_vop_reduction.
2437 (compute_may_aliases): Populate virtual operands before
2438 calling debugging dumps.
2439 (delete_mem_sym_stats): New.
2440 (delete_mem_ref_stats): New.
2441 (init_mem_ref_stats): New.
2442 (init_alias_info): Call it.
2443 (maybe_create_global_var): Remove alias_info argument.
2444 Get number of call sites and number of pure/const call sites
2445 from gimple_mem_ref_stats().
2446 (dump_alias_info): Call dump_memory_partitions first.
2447 (dump_points_to_info_for): Show how many times a pointer has
2449 * opts.c (decode_options): For -O2 set --param
2450 max-aliased-vops to 500.
2451 For -O3 set --param max-aliased-vops to 1000 and --param
2452 avg-aliased-vops to 3.
2453 * fortran/options.c (gfc_init_options): Remove assignment to
2455 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2456 * tree-dfa.c (dump_variable): Dump memory reference
2458 Dump NO_ALIAS* settings.
2459 (referenced_var_lookup): Tidy.
2460 (mem_sym_stats): New.
2461 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2462 and ORIG are different SSA names for a memory partition.
2463 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2464 * tree-flow.h (struct mem_sym_stats_d): Define.
2465 (mem_sym_stats_t): Define.
2466 (struct mem_ref_stats_d): Define.
2467 (struct gimple_df): Add field mem_ref_stats.
2468 (enum noalias_state): Define.
2469 (struct var_ann_d): Add bitfield noalias_state.
2470 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2471 debug_mem_ref_stats, debug_memory_partitions,
2472 debug_mem_sym_stats): Declare.
2473 * tree-ssa-structalias.c (update_alias_info): Update call
2474 sites, pure/const call sites and asm sites in structure
2475 returned by gimple_mem_ref_stats.
2476 Remove local variable IS_POTENTIAL_DEREF.
2477 Increase NUM_DEREFS if the memory expression is a potential
2479 Call update_mem_sym_stats_from_stmt.
2480 If the memory references memory, call
2481 update_mem_sym_stats_from_stmt for all the direct memory
2482 symbol references found.
2483 (intra_create_variable_infos): Set noalias_state field for
2484 pointer arguments according to the value of
2485 flag_argument_noalias.
2486 * tree-ssa-structalias.h (struct alias_info): Remove fields
2487 num_calls_found and num_pure_const_calls_found.
2488 (update_mem_sym_stats_from_stmt): Declare.
2489 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2490 Set default value to 100.
2491 (PARAM_AVG_ALIASED_VOPS): Define.
2493 2007-04-11 Richard Guenther <rguenther@suse.de>
2496 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2497 a * -b + c as c - a * b if we honor sign dependent rounding.
2499 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2501 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2503 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2504 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2506 (initialize_trampoline): Don't use old-style function definition.
2507 (bfin_secondary_reload): Mark IN_P argument as unused.
2509 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2511 PR tree-optimization/31343
2512 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2513 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2514 * testsuite/gcc.dg/vect/pr31343.c: New.
2516 2007-04-10 Eric Christopher <echristo@apple.com>
2518 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2519 * config/i386/i386.md (*cmpfp0): Use.
2520 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2521 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2522 (fix_trunc<mode>_i386_fisttp): Ditto.
2523 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2524 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2525 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2526 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2527 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2528 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2529 (unnamed_splitters): Ditto.
2530 * config/i386/i386.c (output_fix_trunc): Assert that
2531 we're not being passed a TFmode operand.
2533 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2535 PR tree-optimization/31526
2536 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2537 n_basic_blocks to find newly added blocks.
2539 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2543 (fix_trunc<mode>si_sse): Ditto.
2544 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2545 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2546 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2547 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2548 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2549 expander using SSEMODEF mode macro.
2550 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2551 expander using SSEMODEF mode macro.
2552 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2553 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2554 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2555 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2556 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2557 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2558 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2559 Macroize insn using X87MODEF mode macro.
2561 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2563 * config/i386/sse.md (sse2_pinsrw): Removed.
2564 (sse2_pextrw): Renamed to ...
2565 (*sse2_pextrw): This.
2567 2007-04-09 Jan Hubicka <jh@suse.cz>
2570 * config/i386/sse.md
2571 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2572 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2573 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2574 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2576 2007-04-09 Jan Hubicka <jh@suse.cz>
2578 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2579 multiple fields of union.
2581 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2583 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2584 (create_preheaders): Check that loops are available.
2585 (fix_loop_structure): Clean up, improve comments.
2586 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2587 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2589 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2590 * predict.c (tree_estimate_probability): Do not call
2591 calculate_dominance_info. Call create_preheaders.
2592 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2593 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2595 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2596 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2597 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2598 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2601 2007-04-08 Jan Hubicka <jh@suse.cz>
2603 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2604 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2605 * fold-const.c (fold_unary): Use it.
2607 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2609 * varasm.c (assemble_variable): Remove call to
2610 lang_hooks.decls.prepare_assemble_variable.
2611 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2612 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2613 * langhooks.h (lang_hooks_for_decls): Remove
2614 prepare_assemble_variable.
2616 2007-04-08 Mike Stump <mrs@apple.com>
2618 * config/i386/i386.c: Use inc/dec on Core2.
2620 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2622 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2623 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2624 lhd_tree_inlining_end_inlining): Remove.
2625 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2626 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2628 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2629 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2630 lhd_tree_inlining_end_inlining): Remove prototypes.
2631 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2632 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2633 LANG_HOOKS_TREE_INLINING_START_INLINING,
2634 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2636 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2639 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2642 * config/avr/predicates.md (io_address_operand): Delete predicate.
2643 (low_io_address_operand): Don't use 'mode' argument.
2644 (higth_io_address_operand): Rename ...
2645 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2646 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2649 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2651 Revert change removing staticp.
2653 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2656 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2659 2007-04-07 Bruce Korb <bkorb@gnu.org>
2661 * c.opt: Add -Wformat-contains-nul.
2662 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2664 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2665 the NUL byte warning.
2667 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2669 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2671 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2673 * tree.c (staticp): No longer use staticp langhook.
2674 * langhooks.c (lhd_staticp): Removed.
2675 * langhooks.h (struct lang_hooks): Remove staticp.
2676 * c-common.c (c_staticp): Remove.
2677 * c-common.h (c_staticp): Ditto.
2678 * langhooks-defs.h (lhd_staticp): Ditto.
2679 (LHD_HOOKS_STATICP): Ditto
2680 * tree.h (gcc_assert_lowered): New macro.
2682 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2684 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2685 argument "reliable".
2686 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2687 Add argument "reliable". Propagate it through calls.
2688 (infer_loop_bounds_from_undefined): Derive number of iterations
2689 estimates from references in blocks that do not dominate loop latch.
2690 (gcov_type_to_double_int): New function.
2691 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2692 and expected_loop_iterations_unbounded.
2693 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2694 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2695 * tree-data-ref.c (estimated_loop_iterations): Export.
2696 (get_references_in_stmt): Fix -- do not return addresses of local
2698 * cfgloop.h (expected_loop_iterations_unbounded,
2699 estimated_loop_iterations): Declare.
2701 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2703 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2705 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2708 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2709 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2710 Use output_387_reg_move().
2711 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2712 expander using X87MODEF12 mode macro.
2713 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2714 choosing register preferences. Use output_387_reg_move().
2715 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2716 instead of "x". Use output_387_reg_move().
2717 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2718 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2719 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2720 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2721 Use output_387_reg_move().
2722 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2724 (*truncxf?f_i387 splitter): Ditto.
2726 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2728 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2729 LANG_HOOKS_SAFE_FROM_P.
2730 * expr.c (safe_from_p): Remove langhook call.
2731 * langhooks.h (lang_hooks): Remove safe_from_p.
2732 (lhd_safe_from_p): Remove prototype.
2733 * langhooks.c (lhd_safe_from_p): Remove.
2735 2007-04-06 Jan Hubicka <jh@suse.cz>
2737 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2740 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2743 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2744 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2745 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2747 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2748 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2750 2007-04-05 Richard Henderson <rth@redhat.com>
2752 * config/alpha/alpha.c (print_operand) [+]: Remove.
2753 (alpha_end_function): Print nop if call at end of function.
2754 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2755 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2756 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2757 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2758 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2759 the call pattern. Update peepholes to match.
2761 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2763 * doc/extend.texi (Other Builtins): Add decimal float variants
2765 * builtins.def: Ditto.
2766 * builtins.c (expand_builtin): Ditto.
2768 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2769 H.J. Lu <hongjiu.lu@intel.com>
2772 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2773 of V8HImode when calling ix86_binary_operator_ok.
2774 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2775 (sdot_prodv8hi): Operands 1 and 2 must be register.
2777 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2779 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2780 initialize align to silence bogus warning.
2782 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2785 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2787 (struct sra_walk_fns): Remove use_all parameter from use.
2788 (sra_hash_tree): Handle BIT_FIELD_REFs.
2789 (sra_elt_hash): Don't hash bitfld blocks.
2790 (sra_elt_eq): Skip them in parent compares as well. Handle
2792 (sra_walk_expr): Don't maintain or pass down use_all_p.
2793 (scan_use): Remove use_all parameter.
2794 (scalarize_use): Likewise. Re-expand assignment to
2795 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2796 output, and re-scalarize after output. Don't mark anything
2798 (scalarize_ldst): Adjust.
2799 (scalarize_walk_gimple_modify_statement): Likewise.
2800 (build_element_name_1): Handle BIT_FIELD_REFs.
2801 (instantiate_element): Don't warn for any element whose parent
2803 (instantiate_missing_elements_1): Return the sra_elt.
2804 (canon_type_for_field): New.
2805 (try_instantiate_multiple_fields): New.
2806 (instantiate_missing_elemnts): Use them.
2807 (mark_no_warning): Removed.
2808 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2809 (REPLDUP, sra_build_elt_assignment): New.
2810 (generate_copy_inout): Use them.
2811 (generate_element_copy): Likewise. Handle bitfld differences.
2812 (generate_element_zero): Don't recurse for blocks. Use
2813 sra_build_elt_assignment.
2814 (generate_one_element_int): Take elt instead of var. Use
2815 sra_build_elt_assignment.
2816 (generate_element_init_1): Adjust.
2817 (scalarize_use, scalarize_copy): Use REPLDUP.
2818 (scalarize_ldst): Move assert before dereference.
2819 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2821 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2823 * regmove.c: Fix unused variable warnings due to previous commit.
2825 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2827 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2828 (regmove_bb_head): Remove.
2829 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2830 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2831 problems with fixup_match_1.
2832 Don't initialize/free regmove_bb_head.
2834 (reg_is_remote_constant_p): If an insn is in the same basic block
2835 but not before INSN, consider it remote, too.
2837 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2840 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2841 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2843 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2846 (CONDITIONAL_REGISTER_USAGE): Likewise.
2848 2007-04-04 Richard Henderson <rth@redhat.com>
2850 * config/alpha/lib1funcs.asm: Remove unused file.
2852 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2855 * opts.c (print_specific_help): Fix --help=<language>
2857 (common_handle_option): Support --help=common.
2859 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2862 * gcc.c (main): Do not run the linker if
2863 print_subprocess_help indicates that it shouldn't be
2866 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2869 * doc/invoke.texi (--help=): Document <languages> value, fix
2870 formatting in tables of values.
2872 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2874 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2875 dllimport attribute of virtual methods.
2877 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2879 * config/score/crti.asm: Change _bss_start to __bss_start.
2880 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2881 (OUTGOING_REG_PARM_STACK_SPACE) update.
2882 * config/score/score.opt: add options to make backend support
2883 score5, score5u, score7 and score7d.
2884 * config/score/score.md: Likewise.
2885 * config/score/misc.md: Likewise.
2886 * config/score/mac.md: Likewise.
2887 * doc/invoke.texi: Likewise.
2888 * doc/md.texi: update constraints define.
2890 2007-04-03 Richard Henderson <rth@redhat.com>
2892 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2893 an appropriate type, use the mode instead.
2895 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2897 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2898 Set the default --with-arch setting to mips2.
2899 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2900 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2901 (MULTILIB_OSDIRNAMES): Delete.
2902 (MULTILIB_DIRNAMES): Define.
2903 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2904 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2905 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2906 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2907 VXWORKS_OS_CPP_BUILTINS.
2908 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2909 (MIPS_DEBUGGING_INFO): Undefine.
2910 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2912 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2915 * fold-const.c (native_encode_real): Encode real.c provided longs
2916 as a series of 32-bit native integers.
2917 (native_interpret_real): Interpret buffer as a series of 32-bit
2920 2007-04-03 Richard Guenther <rguenther@suse.de>
2922 * genpreds.c (write_insn_constraint_len): Write function
2923 optimized for CONSTRAINT_LEN implementation.
2924 (write_tm_preds_h): Output insn_constraint_len inline and
2925 use it for CONSTRAINT_LEN.
2926 (write_insn_preds_c): Don't output insn_constraint_len.
2927 * doc/md.texi (define_register_constraint): Document multi-letter
2928 constraints shall have the same length if they start with the same
2931 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (isinf<mode>2): Expand only when
2935 TARGET_C99_FUNCTIONS is set.
2937 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2939 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2940 (x86_64-*-linux*): Ditto.
2941 * config/i386/i386.opt (mpc): New option.
2942 * config/i386/i386.c (overrride_options): Handle
2943 ix87_precision_string.
2944 * config/i386/crtprec.c: New file.
2945 * config/i386/t-crtpc: Ditto.
2946 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2948 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2949 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2950 crtprec32.o, crtprec64.o and crtprec80.o.
2952 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2954 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2956 2007-04-02 Eric Christopher <echristo@apple.com>
2958 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2959 limitations on darwin.
2961 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2964 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2966 2007-04-02 Dave Korn <dave.korn@artimi.com>
2968 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2970 2007-04-02 Dave Korn <dave.korn@artimi.com>
2972 * libgcc2.h (exception_descriptor): Don't forward-declare.
2973 (__get_eh_table_language, __get_eh_table_version): Delete
2974 prototypes of long-dead functions.
2976 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2978 * ebitmap.h: New file
2979 * ebitmap.c: New file
2980 * Makefile.in (ebitmap.o): New target.
2982 2007-04-01 Jan Hubicka <jh@suse.cz>
2984 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2985 before very first instruction.
2987 2007-04-01 Jan Hubicka <jh@suse.cz>
2989 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2990 waring on 64bit hosts.
2991 * bitmap.h: Fix typo in bitmap_head_def.
2993 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2995 PR rtl-optimization/31391
2996 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2997 into a DELETED_LABEL note, and the label is in an empty basic
2998 block, update BB_END as well as BB_HEAD.
3000 2007-04-01 Richard Henderson <rth@redhat.com>
3002 PR tree-optimization/31169
3003 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3004 to varying if the range is outside [0, prec-1].
3006 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3009 * config/mips/mips.md (load_const_gp): New insn.
3010 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3011 the MIPS16 GP pseudo register if no_new_pseudos.
3012 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3014 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3017 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3019 (call_value): Likewise.
3021 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3022 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3025 * doc/invoke.texi: (optimization options): Reword description
3026 of -ffast-math. Document its primary purpose.
3028 2007-03-31 Richard Guenther <rguenther@suse.de>
3030 * omp-low.c (splay-tree.h): Include.
3031 (lookup_decl): Replace splay-tree usage by pointer-map.
3032 (maybe_lookup_decl): Likewise.
3033 (new_omp_context): Likewise.
3034 (delete_omp_context): Likewise.
3035 * gimplify.c (splay-tree.h): Include.
3036 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3038 (remap_ssa_name): Likewise.
3039 (remap_decl): Likewise.
3040 (remap_type_1): Likewise.
3041 (remap_type): Likewise.
3042 (copy_body_r): Likewise.
3043 (expand_call_inline): Likewise.
3044 (clone_body): Likewise.
3045 (copy_tree_r): Likewise.
3046 (remap_save_expr): Likewise.
3047 (unsave_r): Likewise.
3048 (unsave_expr_now): Likewise.
3049 (tree_function_versioning): Likewise.
3050 (build_duplicate_type): Likewise.
3051 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3052 (struct copy_body_data): Replace splay-tree by pointer-map.
3053 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3054 not $(SPLAY_TREE_H).
3055 (gimplify.o): Depend on $(SPLAY_TREE_H).
3056 (omp-low.p): Likewise.
3058 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3060 * config/avr/predicates.md (even_register_operand,
3061 odd_register_operand): New predicates.
3062 * config/avr/avr.md (movw peephole2): New.
3063 (movw_r peephole2): New.
3065 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3067 * tree.h (get_signed_or_unsigned_type): New.
3068 * fold-const.c (operand_equal_for_comparison_p): Use
3069 get_signed_or_unsigned_type instead of
3070 lang_hooks.types.signed_or_unsigned_type.
3071 * expr.c (store_expr): Ditto.
3072 * langhooks.c (get_signed_or_unsigned_type): New.
3073 (lhd_signed_or_unsigned_type): New.
3074 * langhooks.h (lhd_signed_or_unsigned_type): New.
3075 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3077 2007-03-30 Richard Henderson <rth@redhat.com>
3079 * tree-ssa-loop-ivopts.c: Include target.h.
3080 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3081 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3082 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3083 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3085 2007-03-30 Richard Henderson <rth@redhat.com>
3086 Kai Tietz <kai.tietz@onevision.com>
3088 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3090 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3091 (TARGET_64BIT_MS_ABI): New.
3092 (DBX_REGISTER_NUMBER): Handle 64-bit.
3093 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3094 (LONG_TYPE_SIZE): Force to 32.
3095 (REG_PARM_STACK_SPACE): New.
3096 (OUTGOING_REG_PARM_STACK_SPACE): New.
3097 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3098 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3099 (STACK_BOUNDARY): Use 128 for 64-bit.
3100 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3101 Add 64-bit implementation.
3102 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3104 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3105 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3106 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3107 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3108 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3109 TARGET_64BIT_MS_ABI.
3110 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3111 (ix86_pass_by_reference): Likewise.
3112 (ix86_function_value_regno_p): Likewise.
3113 (ix86_build_builtin_va_list): Likewise.
3114 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3115 (function_arg_advance_ms_64): New.
3116 (function_arg_advance): Call it.
3117 (function_arg_ms_64): New.
3118 (function_arg): Call it.
3119 (function_value_ms_64): New.
3120 (ix86_function_value_1): Call it.
3121 (return_in_memory_ms_64): New.
3122 (ix86_return_in_memory): Call it.
3123 (setup_incoming_varargs_ms_64): New.
3124 (ix86_setup_incoming_varargs): Call it.
3125 (ix86_expand_prologue): Handle 64-bit stack probing.
3126 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3127 (output_pic_addr_const): Likewise.
3128 (x86_this_parameter): Likewise.
3129 (x86_output_mi_thunk): Likewise.
3130 (x86_function_profiler): Likewise.
3131 (TARGET_STRICT_ARGUMENT_NAMING): New.
3132 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3133 (TARGET_64BIT_MS_ABI): New.
3134 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3135 * config/i386/i386.md (allocate_stack_worker): Remove.
3136 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3137 describe the clobber of eax without a match_scratch.
3138 (allocate_stack_worker_postreload): Remove.
3139 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3140 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3141 (allocate_stack_worker_rex64_postreload): Remove.
3142 (allocate_stack): Handle 64-bit.
3143 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3144 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3145 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3146 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3147 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3148 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3149 * config.build (x86_64-*-mingw*): New host.
3150 * config.host (x86_64-*-mingw*): New host.
3151 * config.gcc (x86_64-*-mingw*): New target.
3152 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3154 2007-03-30 Richard Henderson <rth@redhat.com>
3155 Kai Tietz <kai.tietz@onevision.com>
3157 * c-pragma.c (struct def_pragma_macro_value): New.
3158 (struct def_pragma_macro): New.
3159 (pushed_macro_table): New.
3160 (dpm_hash, dpm_eq): New.
3161 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3162 (init_pragma): Install them.
3163 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3165 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3167 * config/avr/avr.c (avr_override_options): Clear
3168 'flag_delete_null_pointer_checks'.
3170 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3173 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3174 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3175 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3176 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3177 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3178 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3179 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3181 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3183 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3185 * regmove.c: Move all of pass_stack_adjustments from here...
3186 * combine-stack-adj.c: ...to this new file.
3187 * Makefile.in: Add rules for combine-stack-adj.o.
3189 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3191 PR tree-optimization/31383
3192 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3193 to have the same length.
3195 2007-03-30 Jan Hubicka <jh@suse.cz>
3198 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3199 availablility; add more sanity checking; ask varpool only about
3202 2007-03-29 Richard Henderson <rth@redhat.com>
3204 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3205 to decide, but __SIZEOF_LONG_LONG__.
3207 2007-03-29 Richard Henderson <rth@redhat.com>
3209 * emutls.c (struct __emutls_array): New.
3210 (emutls_destroy): Use it instead of casting element 0 from void*.
3211 (__emutls_get_address): Likewise.
3213 2007-03-29 Richard Henderson <rth@redhat.com>
3215 * varasm.c (initializer_constant_valid_p): Don't deny
3216 DECL_DLLIMPORT_P on functions.
3218 * config/i386/cygming.h: Remove function declarations.
3219 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3220 (ASM_OUTPUT_LABELREF): Remove.
3221 (COMMON_ASM_OP): Remove.
3222 (ASM_OUTPUT_COMMON): Remove.
3223 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3224 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3225 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3226 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3227 Rename from TARGET_ENCODE_SECTION_INFO.
3228 * config/i386/netware.h: Likewise.
3229 * config/i386/i386-protos.h: Update.
3230 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3231 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3232 (legitimate_constant_p): Reject dllimports.
3233 (dllimport_map, get_dllimport_decl): New.
3234 (legitimize_dllimport_symbol): New.
3235 (legitimize_address, ix86_expand_move): Use it.
3236 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3237 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3238 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3239 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3240 * config/i386/predicates.md (constant_call_address_operand): Only
3241 accept symbols; reject dllimport_p symbols.
3242 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3243 i386_pe_maybe_record_exported_symbol.
3244 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3245 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3246 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3247 trust the setting of DECL_DLLIMPORT_P.
3248 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3249 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3250 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3251 tidy the argument scanning loop.
3252 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3253 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3254 (i386_pe_strip_name_encoding): Remove.
3255 (i386_pe_binds_local_p): New.
3256 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3257 (i386_pe_output_labelref): Remove.
3258 (i386_pe_asm_output_aligned_decl_common): New.
3259 (i386_pe_maybe_record_exported_symbol): Rename from
3260 i386_pe_record_exported_symbol; check for dllexported symbols.
3262 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3264 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3265 add comment explaining why vsnprintf cannot be used.
3267 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3269 PR tree-optimization/30666
3270 * tree.c (build_complex_type): When creating type names for DWARF2
3271 debug info, create TYPE_DECLs for TYPE_NAME instead of
3273 (build_common_tree_nodes_2): Use build_complex_type when building
3274 predefined complex types, to preserve canonical types.
3276 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3278 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3279 (noce_get_alt_condition): Look at it to determine whether to
3280 reverse the condition or not.
3281 (noce_get_condition): Substitute the truth for lies.
3282 (noce_find_if_block): Set the then_else_reversed field.
3284 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3286 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3287 destination of this insn.
3288 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3289 than calling gen_rtx_SET directly. Use r0 to hold the value of
3290 'address + 4' rather than a stack based temporary which can be
3293 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3295 * config/s390/s390.c (s390_secondary_input_reload_class,
3296 s390_secondary_output_reload_class): Functions removed.
3297 (s390_secondary_reload): New function.
3298 (TARGET_SECONDARY_RELOAD): Target macro defined.
3299 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3300 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3301 * config/s390/s390.md ("reload_outti", "reload_outdi",
3302 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3303 "reload_out<mode>"): Expanders removed.
3304 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3305 "reload<mode>_nonoffmem_out"): Expanders added.
3307 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3309 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3310 SRC->DEST replacement failed anyway.
3312 2007-03-28 Mike Stump <mrs@apple.com>
3314 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3315 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3316 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3318 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3320 * config.gcc: Accept barcelona as a variant of amdfam10.
3321 * config/i386/i386.c (override_options): Likewise.
3322 * doc/invoke.texi: Likewise.
3324 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3326 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3327 offsets for BIT_FIELD_REF and COMPONENT_REF.
3329 2007-03-28 Richard Guenther <rguenther@suse.de>
3331 * tree.c (is_global_var): Move ...
3332 * tree-flow-inline.h (is_global_var): ... here.
3333 * tree.h (is_global_var): Remove declaration.
3335 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3339 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3340 * config/i386/i386.c (ix86_tune_features): Initialize new
3342 * config/i386/predicates.md (promotable_binary_operator): Use
3343 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3345 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3348 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3350 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3352 * config/fr30/fr30.md (movsi_internal): Change destination
3353 constraint from m to V and add m to the end.
3355 2007-03-28 Christian Bruel <christian.bruel@st.com>
3357 * config/sh/sh.md (movsi_i): Fix type attribute.
3359 2007-03-28 Christian Bruel <christian.bruel@st.com>
3361 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3362 (movsf_ie): Likewise.
3364 2007-03-28 Christian Bruel <christian.bruel@st.com>
3366 * config.gcc: Add sh4-300 to multilib.
3367 * config/sh/t-mlib-sh4-300: New file.
3369 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3371 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3372 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3374 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3375 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3376 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3377 "fixuns_trunctddi2"): Whitespace fix.
3379 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3381 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3382 the definition of struct sh_args.
3383 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3384 CALL_COOKIE_INT_REG_GET): Likewise.
3386 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3388 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3389 transformations are applied successfully.
3391 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3393 * tree.c (tree_contains_struct): Permit 512 tree codes.
3394 * tree.h (tree_contains_struct): Ditto.
3395 (MAX_TREE_CODES): Ditto.
3396 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3397 SPARE member to store remaining padding bits.
3399 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3401 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3404 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3406 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3407 * configure: Regenerate.
3409 * configure: Regenerate using the correct version of autoconf.
3411 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3413 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3415 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3416 regs to "__SP_L__" and "__SP_H__".
3418 2007-03-27 Richard Guenther <rguenther@suse.de>
3420 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3421 computations with it with a HOST_WIDE_INT variable.
3423 2007-03-26 Mike Stump <mrs@apple.com>
3425 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3426 objective-c-header, objective-c++-header and objc++-cpp-output
3428 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3430 2007-03-26 Richard Henderson <rth@redhat.com>
3433 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3434 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3435 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3436 IX86_BUILTIN_PSRLQ128): New.
3437 (ix86_init_mmx_sse_builtins): Add them.
3438 (ix86_expand_builtin): Expand them.
3439 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3440 operand 2 be TImode.
3441 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3442 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3443 _mm_srli_epi64): Mark __B const.
3444 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3445 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3446 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3447 new two-vector shift builtins.
3449 2007-03-26 Ian Lance Taylor <iant@google.com>
3451 PR tree-optimization/31345
3452 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3453 [+INF, +INF(OVF)] into VARYING.
3455 2007-03-26 Zack Weinberg <zackw@panix.com>
3457 * gengtype-parse.c: New file.
3458 * gengtype-yacc.y: Delete.
3459 * gengtype-lex.l: Don't include gengtype-yacc.h.
3460 Define YY_DECL and yyterminate appropriately for recursive
3461 descent parser. yylval is now a string out-parameter to yylex.
3462 (HWS, EOID): New shorthand.
3463 (IWORD): Add a couple more types.
3464 (yylex): Add a setup stanza. Remove the complex rules for
3465 detecting GTY'ed types and typedefs; replace with simple
3466 keyword detectors. Adjust everything for the changed
3467 definition of yylval. Ignore all pp-directives, not just #define.
3469 (parse_file): Rename yybegin; do not call yyparse.
3471 * gengtype.c (xasprintf): Export again.
3472 (this_file): New. Use everywhere __FILE__ was being used.
3473 (get_lang_bitmap): Special case types defined in gengtype.c.
3474 (do_typedef, new_structure): Suppress definition of certain types.
3475 (new_structure): Improve diagnostics of duplicate definitions.
3476 Make sure location_s is associated with input.h.
3477 (nreverse_pairs, define_location_structures): New functions.
3478 (main): Improve tagging of kludge types. Remove old kludges
3479 for input.h types; use define_location_structures.
3480 * gengtype.h: Update prototypes. Define token codes here.
3481 * Makefile.in: Remove all references to gengtype-yacc.
3482 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3484 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3485 add GTY((skip)) to the field that's only conditionally there.
3486 * doc/install.texi: Document that Bison is no longer required
3487 unless building treelang.
3489 * gengtype.c: Don't include gtyp-gen.h.
3490 (srcdir): Declare here.
3491 (base_files, lang_dir_names): Allocate dynamically.
3492 (gt_files, num_gt_files, num_lang_dirs): New globals.
3493 (measure_input_list, read_input_line, read_input_list)
3494 (set_lang_bitmap): New functions.
3495 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3496 simplify, relying on read_input_list to set up the bitmaps.
3497 (main): Arguments are no longer unused. Check for correct number
3498 of command line arguments, set srcdir and srcdir_len, then call
3499 read_input_list, before doing anything else. No need to worry
3500 about duplicates in main loop.
3501 * configure.ac: Simplify the calculation of all_gtfiles.
3502 Put language tags in there. Don't set or substitute
3503 all_gtfiles_files_langs or all_gtfiles_files_frags.
3504 * Makefile.in: Revamp the way gengtype is invoked, now that it
3505 takes a file on its command line with a much simpler format.
3506 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3507 (GTFILES): Remove duplicates and C source files.
3508 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3509 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3510 * configure: Regenerate.
3512 * gengtype.h: Remove all type definitions to gengtype.c; leave
3513 only definitions of options_p, type_p, and pair_p as opaque
3514 pointers. Update prototypes.
3515 * gengtype.c: Many type definitions moved here from gengtype.h.
3516 Consolidate type definitions at the top of the file.
3517 (xvasprintf): Delete.
3518 (xasprintf): Make static.
3519 (create_nested_pointer_option): Add 'next' parameter.
3520 (create_field_all, create_field_at): New functions.
3521 (create_field): Now a thin wrapper around create_field_all.
3522 (create_optional_field): Rename create_optional_field_ and add
3523 line argument. Original name is now a macro which supplies
3525 (oprintf): Use vsnprintf directly.
3526 (close_output_files): Use fatal rather than perror/exit.
3527 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3528 (main): Set progname. Don't use exit.
3529 * gengtype-yacc.y (struct_fields): Use create_field_at.
3530 (option, optionseqopt): Delete.
3531 (optionseq): Consolidate productions from option here so we
3532 can use the first argument to create_option.
3534 * gengtype-lex.l: Distinguish unions from structures in the
3535 token type. Don't call find_structure; return the tag as a string.
3536 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3537 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3538 Reorganize typedef_struct production accordingly.
3539 Use create_nested_ptr_option.
3540 * gengtype.c (create_nested_ptr_option): New function.
3541 * gengtype.h: Declare it.
3543 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3544 (string_type): Don't declare.
3545 (do_scalar_typedef): Declare.
3546 (create_scalar_type): Update prototype.
3547 * gengtype.c (string_type): Make static.
3548 (scalar_nonchar, scalar_char): New.
3549 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3550 (resolve_typedef): Use scalar_nonchar for error recovery.
3551 (create_scalar_type): Remove name_len field. Return scalar_char
3552 or scalar_nonchar as appropriate.
3553 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3555 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3557 (main): Initialize scalar_char and scalar_nonchar before calling
3559 * gengtype-lex.l: Adjust for removal of second argument to
3560 create_scalar_type. Use yylval.s instead of yylval.t when
3562 * gengtype-yacc.y: Type of SCALAR is string. Call
3563 create_scalar_type from type:SCALAR rule. Adjust for removal of
3564 second argument to create_scalar_type.
3566 * vec.h: Remove all #if IN_GENGTYPE blocks.
3567 Add comment saying that changes may require adjustments to gengtype.
3568 * gengtype.c: Don't include coretypes.h or tm.h.
3569 Add comment to inclusion of errors.h.
3570 (note_def_vec, note_def_vec_alloc): New functions.
3571 * gengtype.h: Declare new functions.
3572 * gengtype-lex.l: Don't include coretypes.h.
3573 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3575 (update_lineno): Remove unnecessary prototype.
3576 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3577 (VEC rule): Just return VEC_TOKEN.
3578 * gengtype-yacc.y (VEC_TOKEN): New token type.
3579 (type): Add a production for VEC(a,b).
3580 * Makefile.in: Update dependencies.
3582 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3583 typedefs that use the old PARAMS macro.
3585 * gengtype-lex.l: Remove all rules and states relating to yacc
3587 * gengtype-yacc.y: Similarly.
3588 * gengtype.c (note_yacc_type): Delete function.
3589 * gengtype.h: Update prototypes.
3591 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3593 * tree-pretty-print.c (dump_generic_node): Report precision of
3594 unnamed integer types.
3596 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3598 * ifcvt.c (noce_try_store_flag_constants): Don't check
3599 no_new_pseudos here.
3600 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3601 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3602 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3603 noce_try_sign_mask): Likewise.
3604 (if_convert): Check no_new_pseudos here.
3606 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3608 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3609 (noce_get_condition): Handle new then_else_reversed argument.
3610 (noce_init_if_info): Remove, fold into noce_find_if_block.
3611 (noce_process_if_block): Take a struct noce_if_info as the
3612 argument. Don't set up one based on ce_if_info. Update pointer
3613 references accordingly.
3614 (cond_move_process_if_block): Likewise.
3615 (process_if_block): Removed.
3616 (find_if_block): Removed. Move functionality two new functions,
3617 noce_find_if_block and cond_exec_find_if_block.
3618 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3619 blocks and the symmetric IF-ELSE-JOIN case.
3620 (cond_exec_find_if_block): Also new function mostly based on old
3621 find_if_block and process_if_block.
3622 (find_if_header): Replace find_if_block call with separately
3623 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3624 (find_cond_trap): Update noce_get_condition call.
3625 (dead_or_predicable): Likewise.
3627 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3629 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3631 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3632 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3633 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3634 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3635 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3636 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3637 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3638 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3639 __builtin_ia32_psrad128 builtins.
3641 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3643 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3644 * config/i386/constraints.md
3645 (define_constraint "I"): Use IN_RANGE macro.
3646 (define_constraint "J"): Ditto.
3647 (define_constraint "K"): Ditto.
3648 (define_constraint "M"): Ditto.
3649 (define_constraint "N"): Ditto.
3650 (define_constraint "O"): Ditto.
3651 * config/i386/predicates.md
3652 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3653 (define_predicate "const_0_to_3_operand"): Ditto.
3654 (define_predicate "const_0_to_7_operand"): Ditto.
3655 (define_predicate "const_0_to_15_operand"): Ditto.
3656 (define_predicate "const_0_to_63_operand"): Ditto.
3657 (define_predicate "const_0_to_255_operand"): Ditto.
3658 (define_predicate "const_1_to_31_operand"): Ditto.
3659 (define_predicate "const_2_to_3_operand"): Ditto.
3660 (define_predicate "const_4_to_7_operand"): Ditto.
3662 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3664 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3665 in SImode for save_world.
3666 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3669 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3671 PR tree-optimization/30784
3672 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3675 2007-03-25 Revital Eres <eres@il.ibm.com>
3677 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3678 Fold movement_possibility function into it.
3680 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3682 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3683 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3684 (call_indirect_nonlocal_darwin64): Same.
3685 (call_nonlocal_darwin64): Same.
3686 (call_value_indirect_nonlocal_darwin64): Same.
3687 (call_value_nonlocal_darwin64): Same.
3688 (sibcall_nonlocal_darwin64): Same.
3689 (sibcall_value_nonlocal_darwin64): Same.
3690 (sibcall_symbolic_64): Same.
3691 (sibcall_value_symbolic_64): Same.
3692 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3694 (rs6000_emit_load_toc_table): Same.
3695 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3696 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3702 (load_toc_v4_pic_si): Same
3703 (load_toc_v4_PIC_1): Same.
3704 (load_toc_v4_PIC_1b): Same.
3705 (call_indirect_aix{32,64}): Same.
3706 (call_value_indirect_aix{32,64}): Same.
3709 (call_local{32,64}): Same.
3710 (call_value_local{32,64}): Same.
3711 (call_indirect_nonlocal_aix{32,64}): Same.
3712 (call_nonlocal_aix{32,64}): Same.
3713 (call_value_indirect_nonlocal_aix{32,64}): Same.
3714 (call_value_nonlocal_aix{32,64}): Same.
3715 (call_indirect_nonlocal_sysv<mode>): Same.
3716 (call_nonlocal_sysv<mode>): Same.
3717 (call_value_indirect_nonlocal_sysv<mode>): Same.
3718 (call_value_nonlocal_sysv<mode>): Same.
3720 (sibcall_local{32,64}): Same.
3721 (sibcall_value_local{32,64}): Same.
3722 (sibcall_nonlocal_aix{32,64}): Same.
3723 (sibcall_value_nonlocal_aix{32,64}): Same.
3724 (sibcall_nonlocal_sysv<mode>): Same.
3725 (sibcall_value): Same.
3726 (sibcall_value_nonlocal_sysv<mode>): Same.
3728 2007-03-24 Paul Brook <paul@codesourcery.com>
3730 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3731 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3733 2007-03-24 Richard Henderson <rth@redhat.com>
3735 * config/ia64/constraints.md: New file.
3736 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3737 satisfies_constraint_?.
3738 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3739 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3740 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3741 ia64_output_mi_thunk): Likewise.
3742 (ia64_const_ok_for_letter_p): Remove.
3743 (ia64_const_double_ok_for_letter_p): Remove.
3744 (ia64_extra_constraint): Remove.
3745 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3746 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3747 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3748 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3749 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3750 EXTRA_MEMORY_CONSTRAINT): Remove.
3751 * config/ia64/ia64.md: Include constriants.md. Replace
3752 CONST_OK_FOR_? with satisfies_constraint_?.
3754 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3755 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3759 (name macros): Use DPD_BID_NAME to convert names properly.
3761 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3762 decimal floating point format.
3763 (init_floating_libfuncs): Change decimal functions so that they
3764 have a "bid_" prefix if the decimal system uses the BID format,
3765 and "dpd_" prefix if the decimal system uses the DPD format.
3766 (init_interclass_conv_libfuncs): Ditto.
3767 (init_intraclass_conv_libfuncs): Ditto.
3769 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3770 using the BID format.
3772 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3773 whether we are using the BID decimal format.
3774 * configure: Regenerate.
3776 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3777 the compiler has decimal floating point enabled. Define
3778 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3781 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3782 using the BID format.
3784 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3785 whether we are using the BID decimal format.
3786 * configure: Regenerate.
3788 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3789 the compiler has decimal floating point enabled. Define
3790 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3793 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3794 options, and that it is enabled for i386/x86_64 systems.
3796 * Makefile.in (enable_decimal_float): New.
3798 (DECNUMINC): Add -I$(DECNUMFMT).
3799 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3800 to $(DECNUMFMT) from $(DECNUM).
3802 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3803 Substitute enable_decimal_float.
3804 * configure: Regenerated.
3807 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3810 * configure.ac: Enable decimal float for x86_64-*-linux*.
3811 * configure: Regenerated.
3814 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3815 decimal128ClearSign to flip and clear the sign bit in decimal128.
3816 (decimal_real_maxval): Set decimal128SetSign to set the sign
3819 2007-03-23 Ian Lance Taylor <iant@google.com>
3821 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3823 2007-03-23 Ian Lance Taylor <iant@google.com>
3825 * tree-dump.c (dump_files): Correct comment.
3827 2007-03-23 Ian Lance Taylor <iant@google.com>
3829 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3831 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3833 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3834 in cfglayout mode. Don't go into and out of cfglayout mode.
3835 Link the blocks in the order of the constructed traces.
3836 (rest_of_handle_tracer): Adjust call to tracer.
3837 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3838 Don't go into cfglayout mode.
3839 (rtl_loop_done): Don't go out of cfglayout mode.
3840 * cfglayout.c (relink_block_chain): New function, split out from...
3841 (fixup_reorder_chain): ...here. Remove redundant checking.
3842 (cfg_layout_finalize): Don't clear the header, footer, and aux
3843 fields here, move the code to do so to relink_block_chain. Likewise
3844 for free_original_copy_tables.
3845 * rtl.h (tracer): Update prototype.
3846 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3847 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3848 mode. Use relink_block_chain to serialize the CFG according to the
3849 new basic block order. Move targetm.cannot_modify_jumps_p check from
3851 (gate_handle_reorder_blocks): ...to here.
3852 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3854 (gate_duplicate_computed_gotos): ...to here.
3855 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3856 something always changes when going into and out of cfglayout mode.
3857 Perform an expensive cfg cleanup while going into cfglayout mode.
3858 Always update liveness information on HAVE_conditional_execution
3859 targets. Reserialize the basic blocks and go out of cfglayout mode.
3860 * reg-stack.c: Include cfglayout.h.
3861 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3862 the call to reorder_basic_blocks.
3863 * basic-block.h (reorder_basic_blocks): Update prototype.
3864 (relink_block_chain): New prototype.
3865 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3867 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3869 * config/mips/mips.md (type, hazard, *movdi_32bit,
3870 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3871 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3872 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3873 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3874 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3876 (movcc): Change first xfer to multi.
3877 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3878 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3879 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3880 config/mips/generic.md: Change reservations using "xfer" to use
3882 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3883 using match_operand.
3884 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3885 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3887 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3889 2007-03-22 Richard Henderson <rth@redhat.com>
3891 * config/i386/i386.c: Remove unnecessary function declarations.
3892 Move targetm definition, and all related macros, to the end of
3893 the file. Resort some functions to put definitions before uses.
3894 (ix86_attribute_table): Make static. Move to end of file.
3895 (ix86_gimplify_va_arg): Make static.
3897 2007-03-22 Richard Henderson <rth@redhat.com>
3899 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3900 don't increase local_regparm with force_align_arg_pointer check.
3901 (ix86_function_sseregparm): Assert 32-bit.
3902 (type_has_variadic_args_p): New.
3903 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3904 type_has_variadic_args_p.
3905 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3906 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3907 use memset instead. Do maybe_vaarg check first; skip attribute
3908 tests if true; skip attribute tests for 64-bit.
3909 (construct_container): Remove TARGET_DEBUG_ARG.
3910 (function_arg_advance_32, function_arg_advance_64): Split out ...
3911 (function_arg_advance): ... from here.
3912 (function_arg_32, function_arg_64): Split out ...
3913 (function_arg): ... from here.
3914 (ix86_pass_by_reference): Tidy.
3915 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3916 (function_value_32): New, from parts of ix86_function_value
3917 and ix86_value_regno.
3918 (function_value_64): New, from parts of ix86_function_value
3919 and ix86_libcall_value.
3920 (ix86_function_value_1): New.
3921 (ix86_function_value, ix86_libcall_value): Use it.
3922 (return_in_memory_32, return_in_memory_64): Split out ...
3923 (ix86_return_in_memory): ... from here.
3924 (ix86_struct_value_rtx): Skip for 64-bit.
3925 (ix86_libcall_value, ix86_value_regno): Remove.
3926 (setup_incoming_varargs_64): Split out ...
3927 (ix86_setup_incoming_varargs): ... from here.
3928 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3929 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3930 * config/i386/i386-protos.h (ix86_function_value): Remove.
3931 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3933 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3936 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3937 infinities not supported, otherwise emit warning if -Woverflow. On
3938 underflow, emit warning if -Woverflow.
3939 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3941 * real.h (real_from_string): Update declaration
3943 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3944 Richard Henderson <rth@redhat.com>
3946 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3947 * calls.c (compute_argument_block_size, expand_call,
3948 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3949 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3950 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3951 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3952 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3953 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3954 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3955 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3958 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3960 * c-incpath.c (add_sysroot_to_chain): New.
3961 (merge_include_chains): Add sysroot argument. Call
3962 add_sysroot_to_chain if sysrooted.
3963 (register_include_chains): Update call to merge_include_chains.
3964 * doc/cppopts.texi: Document use of '=' in include directory
3967 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3969 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3970 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3971 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3972 insn pattern using X87MODEF12 mode macro.
3974 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3976 * regmove.c (regmove_optimize): Use reg_mentioned_p
3977 instead of reg_overlap_mentioned_p for DST.
3979 2007-03-21 Mike Stump <mrs@apple.com>
3981 * c.opt: Fixup for Objective-C/C++.
3983 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3985 * explow.c (convert_memory_address): Fold memory reference when
3986 POINTERS_EXTEND_UNSIGNED < 0
3988 2007-03-21 Richard Henderson <rth@redhat.com>
3991 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3992 * config/i386/mmintrin.h (__m64): Likewise.
3993 * config/i386/xmmintrin.h (__m128): Likewise.
3995 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3997 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3998 (VXWORKS_OS_CPP_BUILTINS): Define.
3999 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4000 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4002 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4004 * rtl.h (constant_pool_reference_p): Delete.
4005 (find_constant_src): Declare.
4006 * rtlanal.c (find_constant_src): New function.
4007 * simplify-rtx.c (constant_pool_reference_p): Delete.
4008 * config/i386/i386.md: Use find_constant_src instead of
4009 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4011 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4013 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4014 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4016 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4018 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4019 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4020 (arm_elf_asm_constructor): Use it.
4021 (arm_elf_asm_destructor): New function.
4023 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4025 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4027 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4029 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4031 2007-03-19 Andrew Haley <aph@redhat.com>
4033 PR tree-optimization/31264
4034 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4037 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4039 PR rtl-optimization/30907
4040 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4041 (fwprop_init): Always call loop_optimizer_initialize.
4042 (fwprop_done): Always call loop_optimizer_finalize.
4043 (fwprop): We always have loop info now.
4044 (gate_fwprop_addr): Remove.
4045 (pass_fwprop_addr): Use gate_fwprop as gate.
4047 PR rtl-optimization/30841
4048 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4049 df_chain_alloc): Call df_reorganize_refs unconditionally.
4050 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4051 refs_organized to refs_organized_size.
4052 (df_ref_create_structure): Use refs_organized_size instead of
4053 bitmap_size if refs had been organized, and keep refs_organized_size
4055 * df.h (struct df_ref_info): Change refs_organized to
4056 refs_organized_size.
4057 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4060 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4062 * except.c (output_function_exception_table): Do not reference the
4063 EH personality routine for functions that do not require an
4066 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4069 * c-typeck.c (convert_for_assignment): Call comptypes for
4070 RECORD_TYPE or UNION_TYPE.
4073 * reload1.c (reload): Do invalid ASM checking after
4074 cleanup_subreg_operands.
4076 2007-03-19 Jeff Law <law@redhat.com>
4078 * tree-cfg.c (find_taken_edge): Tighten conditions for
4079 optimizing computed gotos.
4081 2007-03-19 Michael Matz <matz@suse.de>
4083 * builtins.c (expand_builtin_sync_operation,
4084 expand_builtin_compare_and_swap,
4085 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4088 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4089 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4092 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4094 * doc/tm.texi: Add brackets around the return type of
4095 TARGET_SECONDARY_RELOAD.
4097 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4098 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/31254
4101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4102 Use handled_component_p () where appropriate. Continue
4103 propagating into the rhs if we propagated into an INDIRECT_REF
4106 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4108 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4109 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4110 (xde, xdee): Mode attributes adjusted to support DFP modes.
4111 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4112 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4113 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4114 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4115 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4116 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4117 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4119 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4120 "movsf"): Insn definitions removed.
4121 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4122 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4123 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4125 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4126 "reload_in<mode>", "reload_out<mode>"): Expander added.
4127 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4130 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4132 * config/s390/s390.md: Only non-functional changes. Renamed
4133 FPR mode macro to BFP all over the file.
4135 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4137 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4138 (op_type attribute): RRF instruction type added.
4139 (fT0): New mode attribute.
4140 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4141 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4142 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4143 no secondary memory is needed when moving DFmode values between GPRs
4146 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4148 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4149 inverted and documentation adjusted.
4150 ("mhard-dfp", "msoft-dfp"): New options.
4151 * config/s390/s390.c (s390_handle_arch_option): New architecture
4153 (override_options): Sanity checks for the new options added.
4154 * config.gcc: New architecture switch: z9-ec.
4155 * config/s390/s390.h (processor_flags): PF_DFP added.
4156 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4157 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4158 when the bit is NOT set so remove it from the defaults.
4160 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4162 * genemit.c (main): Print include statement for dfp.h.
4163 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4166 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4168 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4170 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4173 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4176 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4178 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4179 attr_length_call, output_call, output_indirect_call): Cleanup
4180 formatting of targetm calls.
4182 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4184 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4186 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4188 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4189 reservation, bypass and anti-bypass descriptions for these instructions.
4190 Update move patterns.
4191 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4194 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4196 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4197 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4198 (get_initial_def_for_reduction): Likewise.
4200 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4202 Fix PR tree-optimization/29922
4203 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4204 (get_representative): Removed.
4205 (value_dies_in_block_x): Update for rvuse removal.
4206 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4207 (compute_antic_aux): Handle when PHI nodes appear in
4208 non-single-successors.
4209 (dump_bitmap_of_names): Removed.
4210 (compute_antic_safe): Renamed and removed rvuse calculation.
4211 Calculate only antic safe.
4212 (insert_into_preds_of_block): Remove assert.
4213 (execute_pre): Update for renamed functions.
4214 (defer_or_phi_translate_block): New function.
4216 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4218 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4219 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4221 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4222 Follow spelling conventions.
4224 * tree-data-ref.h: Remove the prototype for analyze_array.
4226 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4228 PR tree-optimization/31041
4229 * tree-vect-transform.c (get_initial_def_for_induction): Call
4230 force_gimple_operand.
4232 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4234 * ipa-type-escape.c (look_for_casts) : Revert code to use
4235 handled_component_p due to ada test a-numaux.adb.
4237 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4239 * final.c (final_scan_insn): Alter the condition of a
4240 conditional trap if we have nonstandard CC.
4242 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4244 * configure.ac: Remove excess quoting from asm line 0 test.
4245 * configure: Rebuilt.
4247 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4249 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4250 * c-common.c (convert_and_check): Move warning logic to...
4251 (warnings_for_convert_and_check): ...here. Define.
4252 * c-common.h (warnings_for_convert_and_check): Declare.
4254 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4256 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4257 (output_call): Likewise.
4259 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4261 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4263 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4265 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4267 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4270 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4272 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4274 PR tree-optimization/31183
4275 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4276 Use double_int instead of unsigned int for representing access_strides.
4277 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4279 2007-03-16 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/31146
4282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4283 to allow recursion of forward_propagate_addr_expr.
4284 (forward_propagate_addr_into_variable_array_index): Likewise.
4285 (forward_propagate_addr_expr): Likewise.
4286 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4287 (forward_propagate_addr_expr_1): Recurse on simple copies
4288 instead of propagating into them. Do so for useless conversions
4290 (forward_propagate_addr_expr): Clean up unused statements after
4293 2007-03-16 Richard Guenther <rguenther@suse.de>
4295 * builtins.c (expand_builtin_cexpi): Use the right argument
4296 for the expansion via cexp.
4298 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4300 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4301 * configure: Rebuilt.
4303 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4306 * dwarf2out.c (force_type_die): Adjust comment.
4307 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4309 2007-03-15 DJ Delorie <dj@redhat.com>
4311 * config/frv/predicates.md (minmax_operator): Don't check operands
4314 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4316 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4317 Update constant estimates of number of iterations.
4318 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4319 argument renamed to "realistic".
4320 (compute_estimated_nb_iterations): Removed.
4321 (record_niter_bound): New function.
4322 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4323 call record_nonwrapping_iv with upper = false.
4324 (infer_loop_bounds_from_signedness): Pass upper argument to
4325 record_nonwrapping_iv.
4326 (estimate_numbers_of_iterations_loop): Do not call
4327 compute_estimated_nb_iterations. Record estimate based on profile
4328 information. Initialize the constant estimates of number of
4330 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4332 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4333 number of iterations is too small.
4334 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4335 (EST_NOT_AVAILABLE): Removed.
4336 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4337 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4340 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4342 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4343 Handle NE_EXPR guards.
4345 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4348 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4349 Set also -pedantic-errors by default for the preprocessor unless
4350 -fpermissive is given.
4352 2007-03-15 Richard Guenther <rguenther@suse.de>
4356 * builtins.c (expand_builtin_cexpi): As a fallback if we
4357 don't have builtins for sincos or cexp create a function
4358 declaration for cexp and expand to a call to that.
4359 (expand_builtin_int_roundingfn): Always fall
4360 back to floor/ceil and its variants even if they may be
4363 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4366 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4367 jump tables, move the call to delete_dead_jumptables from here...
4368 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4369 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4370 don't allow merging of blocks that try_redirect_by_replacing_jump
4371 also does not handle when not optimizing.
4373 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4374 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4376 * config/i386/i386.md (x86_sahf_1): Correctly handle
4379 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4383 x86_64_general_operand as operand[2] predicate. Remove "iF"
4384 from operand constraints and use "e" constraint instead.
4385 (*subti3_1, *subti3_1 splitter): Ditto.
4386 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4387 operand[1] predicate.
4389 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4391 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4392 arrays, multiply the access strides by the size of the sub-array.
4393 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4395 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4397 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4398 the configured assembler supports the sahf mnemonic.
4399 * configure: Regenerate.
4400 * config.in: Regenerate.
4402 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4403 emit "sahf" or ".byte\t0x9e" as asm template.
4405 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4408 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4409 option to replace hard coded TARGET_xxx in md file.
4410 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4411 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4412 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4413 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4414 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4415 (X86_TUNE_NOT_VECTORMODE): Ditto.
4416 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4417 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4418 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4419 (TUNE_SLOW_IMUL_IMM8): Ditto.
4420 (TUNE_MOVE_M1_VIA_OR): Ditto.
4421 (TUNE_NOT_UNPAIRABLE): Ditto.
4422 (TUNE_NOT_VECTORMODE): Ditto.
4424 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4427 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4428 tuning options instead of hard coded TARGET_xxx.
4429 (fix ssemode peephole2's): Ditto.
4430 (imul peephole2's): Ditto.
4432 (movdi_or_rex64): Ditto.
4433 (move peephole2): Ditto.
4434 (not peephole2's): Ditto.
4436 2007-03-14 Dirk Mueller <dmueller@suse.de>
4438 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4439 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4440 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4442 * c-parser.c (c_parser_do_statement): Warn about empty body in
4444 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4445 * doc/invoke.texi (-Wempty-body): Update documentation.
4447 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4450 * c-common.h (warn_for_div_by_zero): Declare.
4451 * c-common.c (warn_for_div_by_zero): Define.
4452 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4455 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4457 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4458 to PREFIX and STANDARD_PREFIX.
4460 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4461 Phil Edwards <phil@codesourcery.com>
4463 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4464 (__gthread_once_t): Remove busy field for RTPs.
4465 (__GTHREAD_ONCE_INIT): Update accordingly.
4467 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4469 * doc/invoke.texi: Document VxWorks options.
4471 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4473 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4475 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4477 PR tree-optimization/30590
4478 * tree-nrv.c (tree_nrv): Check for the partial update of the
4481 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4483 * flags.h (flag_random_seed): Remove declaration, in favor of...
4484 * toplev.h (get_random_seed, set_random_seed): ... these.
4485 * tree.c (get_file_function_name): Use the former.
4486 * opts.c (common_handle_option): Use the latter.
4489 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4492 * cse.c (cse_find_path): Do not bail out if a basic block that
4493 we already visited now becomes part of a path that starts at a
4494 different basic block. Just disallow this, to make sure we
4495 visit each basic block at most once.
4497 2007-03-13 Jan Hubicka <jh@suse.cz>
4499 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4500 when profile esitmate is present, calls with very low frequency are
4503 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4505 PR tree-optimization/30730
4506 PR tree-optimization/26900
4507 * tree-ssa-loop-niter.c: Include gmp.h.
4509 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4510 split_to_var_and_offset, determine_value_range,
4511 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4512 bound_difference, bounds_add, bounds_negate,
4513 number_of_iterations_ne_max, dump_affine_iv): New functions.
4514 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4515 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4516 difference of initial and final value of control iv to validate
4518 (number_of_iterations_cond): Add loop parameter. Determine bounds
4519 on the difference of the extremes of the control iv. Add dumps.
4520 (expand_simple_operations): Handle phi nodes.
4521 (simplify_using_initial_conditions): Do not record used conditions.
4522 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4523 Do not set additional_info.
4524 (implies_nonnegative_p, implies_ge_p): Removed.
4525 (derive_constant_upper_bound): Do not use parameter `additional'.
4526 (record_estimate): Parameter `additional' removed. Parameter
4527 `i_bound' added. Do not call derive_constant_upper_bound.
4528 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4529 bound the number of iterations estimate.
4530 (estimate_numbers_of_iterations_loop): Pass the estimate from
4531 the number of iterations analysis to record_estimate.
4532 * tree.h (multiple_of_p): Declare.
4533 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4534 (scev_const_prop): Do not check expression_expensive_p.
4535 * fold-const.c (multiple_of_p): Exported.
4536 * double-int.c (double_int_mask): Exported.
4537 * double-int.h (double_int_mask): Declare.
4538 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4539 field. Added max field.
4541 2007-03-13 David Taylor <taylor@candd.org>
4544 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4547 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4550 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4551 two unamed patterns.
4553 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4555 * config/i386/i386.opt (mcx16, msahf): New options.
4556 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4557 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4559 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4560 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4561 Output -mcx16 and -msahf options when corresponding bit is set.
4563 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4566 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4568 * configure.ac: Test for assembler tolerance to # 0 "".
4569 * configure, config.in: Rebuilt.
4570 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4572 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4574 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4576 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4577 (handle_syscall): Handle direct system calls.
4578 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4580 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4582 * doc/invoke.texi: Fix cpp.info cross-reference.
4583 * doc/passes.texi: Fix gcc.info cross-reference.
4585 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4587 PR tree-optimization/30835
4588 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4589 bb_for_stmt is not NULL before accessing it.
4591 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4593 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4596 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4599 * doc/install.texi: Document --enable-stage1-languages
4601 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4603 * tree-pass.h (pass_into_cfg_layout_mode,
4604 pass_outof_cfg_layout_mode): Declare.
4605 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4606 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4607 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4608 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4610 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4612 * c-decl.c (warn_variable_length_array): New function.
4613 Refactored from grokdeclarator to handle warn_vla
4614 and handle unnamed array case.
4615 (grokdeclarator): Refactored VLA warning case.
4616 * c.opt (Wvla): New flag.
4617 * doc/invoke.texi (Wvla): New warning.
4619 2007-03-12 Richard Henderson <rth@redhat.com>
4621 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4622 (TARGET_SECTION_TYPE_FLAGS): New.
4624 2007-03-12 Richard Henderson <rth@redhat.com>
4626 * config/darwin.c (machopic_reloc_rw_mask): New.
4627 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4628 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4630 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4632 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4633 * cppdefault.h (cpp_PREFIX): Document.
4634 (cpp_PREFIX_len): Likewise.
4635 (cpp_EXEC_PREFIX): New variable.
4636 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4637 * c-incpath.c (add_standard_paths): Correct logic for relocating
4638 paths within prefix.
4640 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4643 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4645 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4646 fix_truncdfdi_sse using SSEMODEF mode macro.
4647 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4648 fix_truncdfsi_sse using SSEMODEF mode macro.
4649 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4650 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4652 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4654 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4657 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4659 * tree.h : Add multiple_of_p declaration.
4660 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4661 * ipa-type-escape.c (results_of_malloc): Redundant.
4662 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4663 (cast_type): Extended with new members.
4664 (check_cast): Returns cast_type.
4665 (cast): New structure for data of walk_use_def_chains.
4666 (is_malloc_result, is_cast_from_non_pointer_1,
4667 is_cast_from_non_pointer,
4668 is_array_access_through_pointer_and_index): New functions.
4669 (look_for_casts): Returns cast types.
4670 (check_call): Returns void.
4671 (okay_pointer_operation): Use support of pointer plus index,
4672 pointer plus constant and allow all multiplications.
4674 2007-03-11 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/31115
4677 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4678 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4679 A shift count of zero is not special as with *_DIV_EXPR.
4680 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4683 2007-03-11 Ian Lance Taylor <iant@google.com>
4685 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4686 the *_DIV_EXPR codes correctly with overflow infinities.
4688 2007-03-11 Ira Rosen <irar@il.ibm.com>
4690 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4691 indicate success/failure of the analysis. Add negation to subtrahend
4692 in case of subtraction. Fail if both operands contain constants.
4693 (create_data_ref): Fail if analyze_offset fails.
4695 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.md (frndintxf2): Rename to ...
4698 (rintxf2): ... this. Remove expander having same name.
4699 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4700 (roundsf2, rounddf2): Ditto.
4701 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4702 (lround<mode>di2, lround<mode>si2): Ditto.
4704 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4706 * lower-subreg.c: Include except.h.
4707 (decompose_multiword_subregs): Verify that the only control flow
4708 insns we can split are loads to multi-words pseudos.
4709 Handle breaking such blocks after splitting, instead of calling
4710 find_many_sub_basic_blocks.
4712 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4713 on the new basic block. Add a lengthy comment explaining why we
4714 thought this was necessary.
4715 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4717 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4720 * tree.c (walk_type_fields): Recurse into the element type of
4721 ARRAY_TYPEs if there is a pointer set.
4723 2007-03-10 Dirk Mueller <dmueller@suse.de>
4725 * c-common.c (warn_logical_operator): Fix condition.
4727 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4729 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4731 * config/darwin.c (machopic_select_section): Remove superfluous
4732 argument in call to categorize_decl_for_section. Remove unused
4735 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4737 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4739 * configure: Regenerate.
4741 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4744 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4745 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4746 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4747 Add LABEL_NUSES to emitted label.
4748 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4749 branch probability value to emitted jump insn.
4750 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4751 Do not check life information and do not re-arrange input operands
4752 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4754 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4757 the change of decode_asm_operands.
4759 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4761 * mode-switching.c (create_pre_exit): Skip blockage insn.
4763 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4765 * tree-pass.h (TODO_update_smt_usage): Remove.
4767 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4771 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4773 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4774 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4775 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4778 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4780 * gcc.c: Document %{, in big comment at top.
4781 (input_suffix_matches): Remove special handling for .s and
4783 (input_spec_matches): New.
4784 (handle_braces): Handle %{,.
4785 (validate_switches): ',' indicates a value which is not a switch.
4786 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4787 to detect assembler input.
4788 * config/i386/sol2.h (CPP_SPEC): Likewise.
4789 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4790 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4791 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4792 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4793 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4794 -m64 causes deployment target to default to 10.5.
4795 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4797 2007-03-09 Richard Henderson <rth@redhat.com>
4800 * target.h (targetm.asm.out.reloc_rw_mask): New.
4801 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4802 (TARGET_ASM_OUT): Use it.
4803 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4804 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4805 use the new reloc_rw_mask target hook instead.
4806 (default_section_type_flags_1): Merge into...
4807 (default_section_type_flags): ... here.
4808 (decl_readonly_section_1): Merge into...
4809 (decl_readonly_section): ... here.
4810 (default_elf_select_section_1): Merge into...
4811 (default_elf_select_section): ... here.
4812 (default_unique_section_1): Merge into...
4813 (default_unique_section): ... here.
4814 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4815 (default_select_rtx_section): Use it.
4816 (default_elf_select_rtx_section): Likewise.
4817 * output.h: Update to match.
4818 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4819 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4820 (TARGET_ASM_RELOC_RW_MASK): New.
4821 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4822 to categorize_decl_for_section.
4823 (x86_64_elf_unique_section): Likewise.
4824 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4825 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4826 (TARGET_ASM_RELOC_RW_MASK): New.
4827 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4828 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4829 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4830 (TARGET_RWRELOC): Remove.
4831 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4832 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4833 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4834 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4835 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4836 (rs6000_xcoff_select_section): Use decl_readonly_section.
4837 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4838 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4839 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4840 (TARGET_SECTION_TYPE_FLAGS): Remove.
4841 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4843 2007-03-09 Roger Sayle <roger@eyesopen.com>
4845 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4846 complex constant equality/inequality comparisons for here.
4847 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4848 known at compile-time or can be simplified to a scalar comparison.
4849 (fold_relational_const): Move compile-time evaluation of complex
4850 constant equality/inequality comparisons to here.
4852 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4854 PR rtl-optimization/30643
4855 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4857 (fold_rtx): Recurse, like before 2006-11-03.
4859 2007-03-09 DJ Delorie <dj@redhat.com>
4861 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4864 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4866 PR tree-optimization/30375
4867 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4868 LHS of statements is not the same.
4869 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4871 2007-03-09 Chao-ying Fu <fu@mips.com>
4873 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4875 * doc/invoke.texi (-mdspr2): Document new option.
4876 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4877 New unspec for DSP REV 2.
4878 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4879 these instructions are extended in DSP REV 2.
4880 (mips-dspr2.md): Include.
4881 * config/mips/mips.opt (mdspr2): New option.
4882 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4883 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4884 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4885 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4886 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4887 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4888 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4890 (bdesc_map): Add one field of unsupported_target_flags.
4891 (bdesc_arrays): Update entries to have extra fields. Add
4893 (mips_init_builtins): Initialize new function types.
4894 Check unsupported_target_fileds to filter out builtins.
4895 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4897 (ASM_SPEC): Pass mdspr2 to the assembler.
4898 * config/mips/mips-dspr2.md: New file.
4900 2007-03-09 Sa Liu <saliu@de.ibm.com>
4902 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4904 2007-03-09 Ian Lance Taylor <iant@google.com>
4906 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4907 argument) like -Wstrict-overflow=2.
4908 * doc/invoke.texi (Warning Options): Update documentation.
4910 2007-03-09 Dirk Mueller <dmueller@suse.de>
4913 * doc/invoke.texi (-Wlogical-op): Document.
4914 * common.opt (-Wlogical-op): New.
4915 * c-common.h (warn_logical_operator): Declare.
4916 * c-common.c (warn_logical_operator): Define.
4917 * c-typeck.c (parser_build_binary_op): Call
4918 warn_logical_operator.
4920 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4922 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4923 * final.c (final_scan_insn): Test for non-"" file name.
4925 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4927 * doc/loop.texi: Document the Omega linear constraints solver.
4928 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4929 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4930 omega-hash-table-size, omega-max-keys, and
4931 omega-eliminate-redundant-constraints.
4932 * tree-pass.h (pass_check_data_deps): Declared.
4935 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4936 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4937 pass_check_data_deps): New.
4938 * tree-data-ref.c (init_data_ref): Remove declaration.
4939 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4940 (analyze_array): Renamed init_array_ref, move up initializations.
4941 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4942 Removed arguments that are set to NULL.
4943 (analyze_indirect_ref): Correct indentation, correct call to
4945 (object_analysis): Call init_array_ref instead of analyze_array.
4946 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4947 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4948 of DR_ACCESS_FNS_ADDR.
4949 (init_omega_eq_with_af, omega_extract_distance_vectors,
4950 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4951 ddr_consistent_p): New.
4952 (compute_affine_dependence): Check consistency of ddrs when
4953 flag_check_data_deps is passed.
4954 (analyze_all_data_dependences): Uncomment.
4955 (tree_check_data_deps): New.
4956 * tree-data-ref.h: Include omega.h.
4957 (DR_ACCESS_FNS_ADDR): Removed.
4958 (data_dependence_relation): Add inner_loop.
4959 (DDR_INNER_LOOP): New.
4960 * common.opt (fcheck-data-deps): New.
4961 * tree-flow.h (tree_check_data_deps): Declare.
4962 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4963 (OBJS-common): Depend on omega.o.
4965 * passes.c (pass_check_data_deps): Scheduled.
4966 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4967 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4968 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4969 PARAM_VECT_MAX_VERSION_CHECKS,
4970 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4972 2007-03-09 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/30904
4976 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4977 the same way as *_DIV_EXPR.
4979 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4981 * recog.c (decode_asm_operands): No mixed declarations and code.
4983 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4985 * rtl.def (ASM_INPUT): Add location.
4986 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4987 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4988 (decode_asm_operands): Add loc operand.
4989 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4990 * stmt.c (expand_asm): Rename to...
4991 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4992 gen_rtx_ASM_INPUT_loc.
4993 (expand_asm_expr): Adjust.
4994 * recog.c (decode_asm_operands): Add loc operand.
4995 (check_asm_operands, extract_insn): Adjust.
4996 * reload1.c (maybe_fix_stack_asms): Likewise.
4997 * final.c (asm_insn_count): Likewise.
4998 (final_scan_insn): Output # line before and after asm.
5000 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5002 * tree-ssa-structalias.c (variable_info): Remove
5004 (new_var_info): Ditto.
5005 (shared_bitmap_info_t): New structure.
5006 (shared_bitmap_table): New variable.
5007 (shared_bitmap_hash): New function.
5008 (shared_bitmap_eq): Ditto
5009 (shared_bitmap_lookup): Ditto.
5010 (shared_bitmap_add): Ditto.
5011 (merge_smts_into): Change to take bitmap directly.
5012 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5013 (init_alias_vars): Init shared bitmap hashtable.
5014 (delete_points_to_sets): Delete shared bitmap hashtable.
5015 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5016 is_aliased removal as a change that was still necessary was
5019 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5021 * config/i386/i386.h (override_options): Conditionally disable
5022 x86_sahf for 64bit targets only.
5024 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5027 * c-decl.c (merge_decls): Don't call make_var_volatile.
5028 * varasm.c (make_var_volatile): Remove.
5029 * output.h (make_var_volatile): Remove.
5031 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5033 PR tree-optimization/31085
5034 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5036 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5039 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5040 ATTR_CONST_NOTHROW_LIST.
5042 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5045 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5047 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5049 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5052 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5054 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5055 passed, use shared libgcc.
5057 2007-03-08 Roger Sayle <roger@eyesopen.com>
5059 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5060 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5061 (honor_protect_cleanup_actions, lower_try_finally_switch):
5063 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5064 ifc_temp_var): Likewise.
5065 * tree-inline.c (setup_one_parameter): Likewise.
5066 * tree-mudflap.c (mf_decl_cache_locals,
5067 mf_build_check_statement_for): Likewise.
5068 * tree-nested.c (init_tmp_var, save_tmp_var,
5069 finalize_nesting_tree_1): Likewise.
5070 * tree-outof-ssa.c (insert_copy_on_edge,
5071 insert_backedge_copies): Likewise.
5072 * tree-profile.c (tree_gen_edge_profiler,
5073 tree_gen_ic_profiler): Likewise.
5074 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5075 * tree-sra.c (sra_build_assignment): Likewise.
5076 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5077 * tree-ssa-math-opts.c (insert_reciprocals,
5078 execute_cse_sincos_1): Likewise.
5079 * tree-tailcall.c (adjust_accumulator_values,
5080 adjust_return_value): Likewise.
5081 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5082 * tree-vect-transform.c (vect_create_data_ref_ptr,
5083 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5084 vect_create_epilog_for_reduction, vectorizable_reduction,
5085 vectorizable_call, vectorizable_conversion,
5086 vectorizable_assignment, vectorizable_operation,
5087 vectorizable_type_demotion, vect_gen_widened_results_half,
5088 vect_permute_store_chain, vectorizable_store,
5089 vect_setup_realignment, vect_permute_load_chain,
5090 vectorizable_load, vectorizable_condition,
5091 vect_create_cond_for_align_checks): Likewise.
5092 * tree-vrp.c (build_assert_expr_for): Likewise.
5094 2007-03-08 Ian Lance Taylor <iant@google.com>
5096 * tree-vrp.c: Include "intl.h".
5097 (usable_range_p): New static function.
5098 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5099 overflowed values, juts set *strict_overflow_p.
5100 (compare_values): Only return -2 if one of the operands is not a
5102 (compare_ranges): Call usable_range_p.
5103 (compare_range_with_value): Likewise.
5104 (vrp_evaluate_conditional_warnv): Rename from
5105 vrp_evaluate_conditional. Make static. Change all callers.
5106 (vrp_evaluate_conditional): New function.
5107 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5109 (simplify_abs_using_ranges): Likewise.
5110 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5111 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5112 within_stmt parameter.
5113 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5114 vrp_evaluate_conditional.
5115 * tree-ssa-threadedge.c
5116 (record_temporary_equivalences_from_stmts_at_dest): Change
5117 simplify parameter to take a second tree parameter.
5118 (simplify_control_stmt_condition): Likewise.
5119 (thread_across_edge): Likewise.
5120 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5121 (thread_across_edge): Likewise.
5122 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5124 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.h (TARGET_SAHF): New define.
5127 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5128 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5129 (x86_sahf): New global variable.
5130 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5131 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5132 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5133 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5135 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5136 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5137 when expanding fcomi/sahf based tests.
5138 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5139 expanding sahf based alternative. Emit sahf based sequence when
5140 optimizing for code size.
5141 * config/i386/i386.md (x86_sahf_1): Do not disable for
5142 TARGET_64BIT, enable for TARGET_SAHF.
5144 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5146 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5147 spurious whitespace from error message.
5149 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5152 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5154 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5156 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5158 * tree-sra.c (instantiate_element): Propagate disabled warnings
5159 from the element itself to the created variable.
5161 2007-03-07 Richard Henderson <rth@redhat.com>
5164 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5165 silently fix up the stack in the case of a missing register.
5167 2007-03-07 Paul Brook <paul@codesourcery.com>
5169 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5171 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5173 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5175 (phase1_vrs): Use them.
5176 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5177 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5178 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5179 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5180 __gnu_Unwind_Restore_WMMXC if required.
5181 (_Unwind_VRS_Pop): Implement iWMMXt support.
5182 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5183 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5184 gnu_Unwind_Save_WMMXC): Define.
5186 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5188 * config/vxworks.h (vxworks_override_options): Declare.
5189 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5190 * config/vxworks.c: Include target.h and toplev.h.
5191 (vxworks_override_options): New function.
5192 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5194 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5196 * config/s390/s390.c (override_options): Don't emit an error when
5197 -mstack-size is used without providing -mstack-guard.
5198 (s390_emit_prologue): Choose stack_guard value automatically if not
5199 provided via command line.
5200 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5202 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5204 * config/i386/i386.c (output_set_got): Add a GOT initialization
5205 sequence for VxWorks PIC.
5206 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5207 around labels as well as symbols. Use gotoff_operand instead
5208 of local_symbolic_operand.
5209 (legitimize_pic_address): Use gotoff_operand instead of
5210 local_symbolic_operand. Use @GOT accesses for labels as
5212 (ix86_output_addr_diff_elt): Use PC-relative rather than
5213 GP-relative offsets for VxWorks PIC.
5214 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5215 no_new_pseudos. Check whether the returned register is op0.
5216 * config/i386/i386.md (tablejump): Use PC-relative rather than
5217 GP-relative offsets for VxWorks PIC.
5218 * config/i386/predicates.md (gotoff_operand): New predicate.
5220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5222 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5224 * config/vxworks-dummy.h: New file.
5225 * config/i386/i386.h: Include it.
5227 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5229 * dwarf2out.c (is_inlined_entry_point): New
5230 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5231 DW_AT_ranges if the first subblock is the entry point.
5233 2007-03-06 David Daney <ddaney@avtrex.com>
5235 * doc/install.texi (mips-*-*): Change recommended binutils
5238 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5240 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5241 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5244 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5246 2007-03-06 Jan Hubicka <jh@suse.cz>
5248 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5249 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5251 (probably_cold_bb_p): Cold functions are cold.
5252 (probably_never_executed_bb_p): Cold functions are cold.
5253 (tree_bb_level_predictions): Predict calls to cold functions as not
5255 (compute_function_frequency): Check hot/cold attributes.
5256 * function.h (function_frequency): Update comments.
5257 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5258 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5259 (c_common_att): Add cold and hot.
5261 * doc/extend.texi (hot,cold attributes): Document.
5263 2007-03-06 Andrew Haley <aph@redhat.com>
5265 * function.c (expand_function_end): Move blockage to just after we
5266 emit the label for the naked return from the function.
5268 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5270 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5273 2007-03-06 Jan Hubicka <jh@suse.cz>
5275 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5276 loaded for constant large models. Non-large 64bit PIC can do.
5277 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5278 * cmodel.h: Add LARGE PIC.
5279 * i386.md (UNSPEC_PLTOFF): New.
5280 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5282 (*call_1_rex64): Disable for large models.
5283 (*call_1_rex64_large): New.
5284 (*call_value_1_rex64): Disable for large models.
5285 (*call_value_1_rex64_large): New.
5286 (set_rip_rex4): New.
5287 (set_got_offset_rex64): New.
5288 * predicates.md (constant_call_address_operand): For large model
5289 constant calls are not possible.
5290 * i386-protos.h (construct_plt_address): Declare.
5291 * i386.c (override_options): Accept large models.
5292 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5293 (legitimate_constant_p): Add new UNSPECs.
5294 (legitimate_pic_operand_p): Likewise.
5295 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5296 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5298 (output_pic_addr_const): Add PLTOFF.
5299 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5300 (ix86_expand_move): Legitimize pic address when in PIC mode.
5301 (construct_plt_address): New function.
5302 (ix86_expand_call): Offload the address to register and use GOT pointer
5304 * invoke.texi (mcmodel=large): Update documentation.
5306 2007-03-06 Richard Henderson <rth@redhat.com>
5308 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5309 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5310 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5311 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5312 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5313 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5314 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5315 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5316 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5317 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5318 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5319 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5320 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5321 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5322 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5323 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5324 x86_schedule, x86_use_bt, x86_pad_returns,
5325 x86_use_xchgb): Merge into ...
5326 (ix86_tune_features): ... here. New array.
5327 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5328 x86_bswap): Merge into ...
5329 (ix86_arch_features): ... here. New array.
5330 (x86_3dnow_a): Remove.
5331 (x86_accumulate_outgoing_args): Make static.
5332 (x86_arch_always_fancy_math_387): Make static.
5333 (ix86_tune_mask, ix86_arch_mask): Move ...
5334 (override_options): ... to local variables here. Apply the
5335 appropriate mask to each element of ix86_arch_features and
5336 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5337 as were done in the old macros.
5338 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5339 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5340 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5341 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5342 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5343 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5344 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5345 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5346 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5347 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5348 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5349 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5350 x86_accumulate_outgoing_args, x86_prologue_using_move,
5351 x86_epilogue_using_move, x86_decompose_lea,
5352 x86_arch_always_fancy_math_387, x86_shift1,
5353 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5354 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5355 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5356 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5357 x86_use_incdec, x86_pad_returns, x86_bswap,
5358 x86_partial_flag_reg_stall): Remove.
5359 (enum ix86_tune_indices): New.
5360 (ix86_tune_features): New.
5361 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5362 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5363 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5364 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5365 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5366 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5367 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5368 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5369 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5370 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5371 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5372 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5373 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5374 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5375 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5376 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5377 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5378 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5379 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5380 TARGET_EXT_80387_CONSTANTS): Use it.
5381 (enum ix86_arch_indices): New.
5382 (ix86_arch_features): New.
5383 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5384 TARGET_BSWAP): Use it.
5385 (ix86_tune_mask, ix86_arch_mask): Remove.
5387 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5390 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5391 Define using $${sysroot_headers_suffix}.
5392 * configure: Regenerate.
5393 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5394 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5396 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5397 * gcc.c (print_sysroot_headers_suffix): New.
5398 (option_map): Include --print-sysroot-headers-suffix.
5399 (display_help): Mention -print-sysroot-headers-suffix.
5400 (process_command): Handle -print-sysroot-headers-suffix.
5401 (do_spec_1): Append multilib directory to include-fixed path if
5402 sysroot suffixes in use.
5403 (main): Handle -print-sysroot-headers-suffix.
5404 * Makefile.in (start.encap): Don't depend on xlimits.h
5405 (xlimits.h): Remove.
5406 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5407 limits.h for each multilib in fixinc_list.
5408 (fixinc_list, s-fixinc_list): New.
5409 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5410 generate them for each multilib in fixinc_list.
5411 (stmp-fixproto): Use include-fixed. Run fixproto for each
5412 multilib in fixinc_list.
5413 (mostlyclean): Don't remove xlimits.h.
5414 (clean): Remove include-fixed.
5415 (real-install-headers-tar, real-install-headers-cpio,
5416 real-install-headers-cp): Don't copy include, only include-fixed.
5417 (install-mkheaders): Depend on fixinc_list. Don't depend on
5418 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5419 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5420 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5422 2007-03-06 Jan Hubicka <jh@suse.cz>
5424 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5429 * configure.ac: Allow tm_file to contain build-directory files.
5430 * configure: Regenerate.
5431 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5432 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5433 * config/m68k/print-sysroot-suffix.sh: New file.
5435 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5437 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5438 of pic_offset_table_rtx if reload_completed.
5439 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5440 PIC_OFFSET_TABLE_REGNUM.
5441 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5443 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5444 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5448 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5449 functions that call eh_return.
5451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5453 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5454 functions that need a constant pool.
5456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5459 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5460 (m68k_preferred_reload_class): Likewise.
5461 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5462 (SECONDARY_RELOAD_CLASS): Define.
5463 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5464 (LIMIT_RELOAD_CLASS): Delete.
5465 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5466 registers from storing bytes.
5467 (m68k_secondary_reload_class): New function.
5468 (m68k_preferred_reload_class): Likewise.
5470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5472 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5474 (m68k_expand_prologue): Likewise.
5476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5478 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5479 (mips_expand_epilogue): Add a bool parameter.
5480 (m68k_legitimize_sibcall_address): Declare.
5481 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5482 (m68k_expand_epilogue): Add a parameter to select between sibling
5483 and normal epilogues. Only generate a return for the latter.
5484 (m68k_ok_for_sibcall_p): New function.
5485 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5486 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5487 (sibcall_value, *sibcall_value): Likewise.
5488 (*call, *call_value): Require !SIBLING_CALL_P.
5489 (epilogue): Update call to m68k_expand_epilogue.
5490 (sibcall_epilogue): New pattern.
5491 * config/m68k/predicates.md (const_call_operand): Say that this
5492 predicate applies to sibling calls too.
5493 (sibcall_operand): New predicate.
5495 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5497 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5498 alternatives as movsi_cf.
5499 (movsf_cf_hard): Add commentary.
5501 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5502 Richard Sandiford <richard@codesourcery.com>
5504 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5505 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5506 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5507 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5508 as being live on exit from an interrupt function.
5509 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5510 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5511 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5512 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5513 (m68k_interrupt_function_p): Globalize.
5514 (m68k_compute_frame_layout): Remove reverse mask code.
5515 (m68k_emit_movem, m68k_set_frame_related): New functions.
5516 (m68k_output_function_prologue): Delete in favor of...
5517 (m68k_expand_prologue): ...this new function.
5518 (m68k_output_function_epilogue): Delete in favor of...
5519 (m68k_expand_epilogue): ...this new function.
5520 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5522 (print_operand): Handle %?.
5523 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5524 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5525 (prologue, epilogue): New patterns.
5526 (return): Turn into a define_expand.
5527 (*return): New pattern, derived from old "return" pattern. Use rte
5528 rather than rts for interrupt functions. Only use rtd if the pop
5530 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5531 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5532 (link, *link, unlink, *unlink, load_got): Likewise.
5534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5538 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5539 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5540 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5541 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5542 and m68k_matches_u_p.
5543 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5544 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5545 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5546 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5547 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5548 (REG_STRICT_P): New macro.
5549 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5550 PCREL_GENERAL_OPERAND_OK.
5551 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5552 m68k_legitimate_base_reg_p.
5553 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5554 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5555 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5556 * config/m68k/m68k.c (m68k_address): New structure.
5557 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5558 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5559 (m68k_jump_table_ref_p, m68k_decompose_address)
5560 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5561 (m68k_matches_u_p): New functions.
5562 (print_operand_address): Rewrite to use m68k_decompose_index.
5564 2007-03-05 David Taylor <dtaylor@emc.com>
5566 * gcc.c: Correct copyright date in --version output.
5568 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5570 * pa.md: In unamed move patterns, disparge copies between general
5571 and floating point registers using '?' modifier. Don't include 'f'
5572 constraint for register preferences in DImode, SImode, HImode and
5573 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5574 Remove constraints for copies between general and floating registers
5575 in soft-float DFmode pattern.
5576 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5580 2007-03-05 Mike Stump <mrs@apple.com>
5582 * c-common.c (targetcm): Add.
5583 * c-opts.c (c_common_handle_option): Handle language specific
5585 * opts.c (handle_option): Verify language for target options, if
5587 * opth-gen.awk: Add CL_LANG_ALL.
5588 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5589 (TARGETCM_INITIALIZER): Add.
5590 * target.h (struct gcc_targetcm): Add.
5592 * targhooks.c (default_handle_c_option): Add.
5593 * targhooks.h (default_handle_c_option): Add.
5594 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5596 * config/darwin.opt (iframework): Add.
5597 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5598 * config/darwin-c.c (handle_c_option): Add.
5599 (TARGET_HANDLE_C_OPTION): Add.
5601 * doc/invoke.texi (Darwin Options): Add -iframework.
5603 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5605 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5608 2007-03-05 Ian Lance Taylor <iant@google.com>
5610 * c.opt (fgnu89-inline): New option.
5611 * c-opts.c (c_common_post_options): Set default value for
5613 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5614 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5616 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5617 (grokdeclarator, start_function): Likewise.
5618 * c-cppbuiltin.c (c_cpp_builtins): Define either
5619 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5620 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5621 (C Dialect Options): Document -fgnu89-inline.
5622 * doc/extend.texi (Function Attributes): Explain what the
5623 gnu_inline attribute does.
5624 * doc/cpp.texi (Common Predefined Macros): Document
5625 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5627 2007-03-05 Ian Lance Taylor <iant@google.com>
5629 PR tree-optimization/31034
5630 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5631 half-range if the other side is an overflow infinity.
5633 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5635 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5636 (bfin*-linux-uclibc*): New configuration.
5637 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5639 * config/bfin/linux.h: New file.
5640 * config/bfin/libgcc-bfin.ver: New file.
5641 * config/bfin/t-bfin-uclinux: New file.
5642 * config/bfin/t-bfin-linux: New file.
5643 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5644 (TARGET_OS_CPP_BUILTINS): New macro.
5646 2007-03-05 Richard Guenther <rguenther@suse.de>
5648 * fold-const.c (fold_binary): Remove duplicate folding
5649 of comparison of non-null ADDR_EXPR against null.
5651 2007-03-05 Richard Guenther <rguenther@suse.de>
5652 Dorit Nuzman <dorit@il.ibm.com>
5654 PR tree-optimization/26420
5655 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5656 are no loops in the function. Only print the number of
5657 vectorized loops if it is greater than zero or we are supposed
5658 to print information about unvectorized loops.
5660 2007-03-05 Revital Eres <eres@il.ibm.com>
5662 * gcc.dg/var-expand1.c: New test.
5663 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5664 when an accumulator is expanded.
5666 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5669 * c-common.c (convert_and_check): Don't give warnings for
5670 conversion if 'expr' already overflowed.
5672 2007-03-04 Roger Sayle <roger@eyesopen.com>
5675 * fold-const.c (fold_comparison): Enforce type consistency when
5676 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5678 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5680 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5681 containing a cast to the base of TARGET_MEM_REF.
5683 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5685 * tree.c (tree_contains_struct_check_failed): Remove spurious
5686 whitespace from error message.
5688 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5691 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5692 instead of precision.
5694 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5695 Nathan Sidwell <nathan@codesourcery.com>
5697 * emit-rtl.c (find_auto_inc): New.
5698 (try_split): recreate REG_INC notes,
5699 Use regular for loops rather than whiles.
5701 2007-03-03 Andreas Schwab <schwab@suse.de>
5703 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5704 * configure: Regenerate.
5706 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5708 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5709 flag_rounding_math, not flag_unsafe_math_optimizations.
5711 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5713 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5714 alpha_fold_vector_minmax): Likewise.
5715 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5718 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5720 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5721 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5722 if the lhs has side-effects.
5723 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5725 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5727 * config/i386/i386.h (TUNEMASK): Remove define.
5728 (ARCHMASK): Remove define.
5729 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5730 Use ix86_arch_mask variable instead of ARCHMASK.
5731 * config/i386/i386.c (override_options): Ditto.
5732 (standard_80387_constant_p): Ditto.
5734 2007-03-02 Ian Lance Taylor <iant@google.com>
5736 Used signed infinities in VRP.
5737 * tree-vrp.c (uses_overflow_infinity): New static function.
5738 (supports_overflow_infinity): New static function.
5739 (make_overflow_infinity): New static function.
5740 (negative_overflow_infinity): New static function.
5741 (positive_overflow_infinity): New static function.
5742 (is_negative_overflow_infinity): New static function.
5743 (is_positive_overflow_infinity): New static function.
5744 (is_overflow_infinity): New static function.
5745 (overflow_infinity_range_p): New static function.
5746 (compare_values_warnv): New function split out of compare_values.
5747 (compare_value): Call it.
5748 (set_value_range_to_nonnegative): Add overflow_infinity
5749 parameter. Change caller.
5750 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5752 (vrp_expr_computes_nonzero): Likewise.
5753 (compare_ranges, compare_range_with_value): Likewise.
5754 (compare_name_with_value, compare_names): Likewise.
5755 (vrp_evaluate_conditional): Likewise.
5756 (set_value_range): Handle infinity
5757 (vrp_operand_equal_p, operand_less_p): Likewise.
5758 (extract_range_from_assert): Likewise.
5759 (vrp_int_const_binop): Likewise.
5760 (extract_range_from_binary_expr): Likewise.
5761 (extract_range_from_unary_expr): Likewise.
5762 (extract_range_from_comparison): Likewise.
5763 (extract_range_from_expr): Likewise.
5764 (dump_value_range): Likewise.
5765 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5766 (test_for_singularity): Likewise.
5767 (vrp_int_const_binop): Remove inline qualifier.
5768 (adjust_range_with_scev): Add comment.
5769 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5771 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5773 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5774 (get_constraint_for): Likewise.
5775 (do_structure_copy): Likewise.
5776 (find_func_aliases): Fix references to MODIFY_EXPR.
5777 (intra_create_variable_infos): Tidy.
5778 * tree-ssa-operands.c (add_virtual_operand): Add argument
5780 When adding members of alias sets, if IS_CALL_SITE is true and
5781 the symbol is not call-clobbered, skip it.
5784 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5786 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5787 entry by means of emit_insn_at_entry.
5789 2007-03-02 Richard Henderson <rth@redhat.com>
5791 * expr.h (promoted_input_arg): Remove decl.
5792 * function.c (promoted_input_arg): Merge into ...
5793 * combine.c (setup_incoming_promotions): ... only caller.
5794 Rearrange to avoid double loop.
5796 2007-03-02 Ben Elliston <bje@au.ibm.com>
5797 Peter Bergner <bergner@vnet.ibm.com>
5798 Janis Johnson <janis187@us.ibm.com>
5800 * config/rs6000/dfp.md: New file.
5801 * config/rs6000/rs6000.md: Include dfp.md.
5802 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5803 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5804 and TDmode decimal float modes in FP registers.
5805 (num_insns_constant): Likewise.
5806 (rs6000_legitimate_offset_address_p): Likewise.
5807 (rs6000_legitimize_address): Likewise.
5808 (rs6000_legitimize_reload_address): Likewise.
5809 (rs6000_legitimate_address): Likewise.
5810 (rs6000_emit_move): Likewise.
5811 (function_arg_boundary): Likewise.
5812 (function_arg_advance): Likewise.
5813 (rs6000_darwin64_record_arg_recurse): Likewise.
5814 (function_arg): Likewise.
5815 (rs6000_gimplify_va_arg): Likewise.
5816 (rs6000_split_multireg_move): Likewise.
5817 (rs6000_output_function_epilogue): Likewise.
5818 (rs6000_output_function_epilogue): Likewise.
5819 (rs6000_register_move_cost): Likewise.
5820 (rs6000_function_value): Likewise.
5821 (rs6000_libcall_value): Likewise.
5823 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5825 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5827 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5829 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5830 Use $MULTIDIR to choose between the kernel and RTP headers,
5831 and use $WIND_BASE and $WIND_USR to locate them.
5833 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.c (override_options): Put initialization of
5836 ix86_tune_mask and ix86_arch_mask to the correct place.
5838 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5839 Michael Meissner <michael.meissner@amd.com>
5842 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5844 (TARGET_CMOVE): Use ARCHMASK.
5845 (TARGET_CMPXCHG): Ditto.
5846 (TARGET_CMPXCHG8B): Ditto.
5847 (TARGET_XADD): Ditto.
5848 (TARGET_BSWAP): Ditto.
5849 * config/i386/i386.c (ix86_tune_mask): New global variable.
5850 (ix86_arch_mask): Ditto.
5851 (override_options): Initialize ix86_tune_mask and
5852 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5855 2007-03-02 Ben Elliston <bje@au.ibm.com>
5858 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5860 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5862 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5863 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5864 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5865 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5867 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5868 rs6000_init_dwarf_reg_sizes_extra): New.
5869 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5870 SPE register high parts.
5872 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5874 * Makefile.in: Add install-pdf target as
5875 copied from automake v1.10 rules.
5876 * configure.ac: Add install-pdf to target list.
5877 * configure: Regenerate.
5879 2007-03-01 Paul Brook <paul@codesourcery.com>
5881 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5882 modes to LDRD for DImode.
5883 (output_move_double): Fixup out of range ldrd/strd.
5884 (vfp_secondary_reload_class): Rename...
5885 (coproc_secondary_reload_class): ... to this. Add wb argument.
5886 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5887 coproc_secondary_reload_class for CLASS_IWMMXT.
5888 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5889 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5891 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5893 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5894 factor by the estimated number of iterations.
5895 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5898 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5899 decode_caches_intel, detect_caches_intel): New functions.
5900 (host_detect_local_cpu): Use detect_caches_amd and
5901 detect_caches_intel.
5903 2007-03-01 Richard Henderson <rth@redhat.com>
5905 * expr.c (emit_move_complex_push): Export.
5906 (emit_move_complex_parts): Split out from ...
5907 (emit_move_complex): ... here.
5908 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5909 * config/i386/i386.md (movcdi): New.
5911 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5914 size of mode1 to check for tieable modes in MMX case.
5916 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5918 * Makefile.in (rtlanal.o): Depend on tree.h.
5919 * rtl.h (offset_within_section_p, split_const): Declare.
5920 * rtlanal.c: Include tree.h.
5921 (offset_within_block_p): New function, taken from
5922 mips_offset_within_object_p.
5923 (split_const): New function, taken from mips_split_const.
5924 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5926 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5927 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5928 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5929 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5930 (m68k_illegitimate_symbolic_constant_p): New function.
5931 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5932 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5933 symbolic constant that might be outside the symbol's section,
5934 move the symbol first and then add the offset.
5935 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5937 * config/mips/mips.c (mips_split_const): Delete.
5938 (mips_offset_within_object_p): Delete.
5939 (mips_symbolic_constant_p): Use offset_within_section_p and
5940 split_const instead of mips_offset_within_object_p and
5942 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5943 (mips_legitimize_const_move, print_operand_reloc)
5944 (mips_dangerous_for_la25_p): Use split_const instead of
5947 2007-02-28 Eric Christopher <echristo@apple.com>
5949 * Makefile.in (install-include-dir): Don't rm -rf include.
5951 2007-02-28 Richard Guenther <rguenther@suse.de>
5954 * fold-const.c (fold_binary): Do not associate expressions
5955 with more than one variable for integer types that do not wrap.
5957 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5959 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5960 Delete, and replace with...
5961 (fold_builtin_call_array): This. Update callers to use it.
5962 * fold-const.c (fold_build_call_list): Delete, and replace with...
5963 (fold_build_call_array): This.
5964 (fold_build_call_list_initializer): Delete, and replace with...
5965 (fold_build_call_array_initializer): This.
5966 * tree.h: Update declarations to reflect above changes.
5968 * c-typeck.c (build_function_call): Store converted arguments
5969 in a stack-allocated array instead of building a list.
5970 (convert_arguments): Store arguments in the array passed in as an
5971 argument, and return the actual number of arguments.
5972 * c-format.c: (check_function_format): Pass arguments in an
5973 array instead of a list.
5974 * c-common.c (check_function_nonnull): Likewise.
5975 (check_function_sentinel): Likewise.
5976 (check_function_arguments): Likewise.
5977 * c-common.h: Update declarations to reflect above changes.
5979 2007-02-28 Jan Hubicka <jh@suse.cz>
5981 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5982 PRED_NEGATIVE_RETURN): Update outcomes.
5984 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5986 * calls.c (emit_library_call_value_1): Handle partial registers
5987 correctly when building up CALL_INSN_FUNCTION_USAGE.
5989 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5991 * pa/predicates.md (move_src_operand): Allow zero for mode.
5992 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5995 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5998 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5999 *movv2df_internal): Enable pattern only for valid operand
6001 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6002 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6004 2007-02-27 Mike Stump <mrs@apple.com>
6006 * config/darwin-crt3.c: Avoid compilation when compiling for a
6009 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6011 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6013 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6014 for fixed headers and limits.h.
6015 (install-include-dir, install-headers-tar, install-headers-cpio,
6016 install-headers-cp, real-install-headers-tar,
6017 real-install-headers-cpio, real-install-headers-cp): Handle
6018 include-fixed as well as include.
6019 (install-mkheaders): Don't install files that go only in include
6021 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6022 from GCC_INCLUDE_DIR.
6023 * gcc.c (process_command): Remove special -BstageN/ handling.
6024 (do_spec_1): Add include-fixed directories.
6026 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6028 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6030 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6032 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6035 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6037 * c-common.c (get_priority): Add check for
6038 SUPPORTS_INIT_PRIORITY.
6040 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6042 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6044 * config/bfin/bfin.c: Include "cfglayout.h".
6045 (MAX_LSETUP_DISTANCE): New macro.
6046 (struct loop_info): New members incoming, incoming_src and
6047 incoming_dest. Delete member predecessor.
6048 (length_for_loop): New function.
6049 (bfin_optimize_loop): Handle more different loop structures.
6050 (bfin_discover_loop): Rework detection of predecessor blocks by
6051 examining incoming edges.
6052 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6054 (bfin_reorder_loops): New function.
6055 (bfin_reorg_loops): Use these three new functions.
6057 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6058 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6059 (CONSTRAINT_LEN): Add entry for 'q'.
6060 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6061 Add 'q' constraints.
6062 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6063 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6065 * config/bfin/bfin.md (add_with_carry): New pattern.
6066 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6067 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6068 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6069 support unsigned multiplies too. Removed incorrect commutativity from
6070 operand 1 constraint where appropriate.
6071 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6073 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6074 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6076 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6077 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6078 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6079 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6080 usmulhisi_hh_huh): New patterns.
6082 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6083 lshifthi3): Fix output template to use half reg for operand 2.
6085 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6088 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6090 2007-02-27 Andreas Schwab <schwab@suse.de>
6092 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6094 2007-02-27 Jan Hubicka <jh@suse.cz>
6096 * predict.c (last_basic_block_p): Remove.
6097 (tree_estimate_probability): Update return heuristic for commonized
6100 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6102 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6104 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6106 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6107 * doc/cpp.texi: Standardize title page.
6108 * doc/cppinternals.texi: Likewise.
6109 * doc/gcc.texi: Standardize title page, remove version number
6110 from copyright page.
6111 * doc/gccint.texi: Likewise.
6112 * doc/install.texi: Standardize title page, add table of
6115 2007-02-26 Jan Hubicka <jh@suse.cz>
6117 * predict.def: Set outcomes according to more recent results.
6118 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6119 Remove dead predictors.
6120 * predict.c (return_prediction): Fix pasto.
6122 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6124 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6125 change; avoid a memory leak when returning early.
6127 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6129 * c-decl.c (static_ctors): Move to c-common.c.
6130 (static_dtors): Likewise.
6131 (finish_function): Use c_record_cdtor_fn.
6132 (build_cdtor): Move to c-common.c.
6133 (c_write_global_declarations): Use c_build_cdtor_fns.
6134 * c-common.h (static_ctors): Declare.
6135 (static_dtors): Likewise.
6136 (c_record_cdtor_fn): Likewise.
6137 (c_build_cdtor_fns): Likewise.
6138 * c-common.c (static_ctors): New variable.
6139 (static_dtors): Likewise.
6140 (c_record_cdtor_fn): New function.
6141 (build_cdtor): Move from c-decl.c
6142 (c_build_cdtor_fns): New function.
6144 * output.h (assemble_addr_to_section): Declare.
6145 (get_cdtor_priority_section): Likewise.
6146 * varasm.c (assemble_addr_to_section): New function.
6147 (get_cdtor_priority_section): Likewise.
6148 (default_named_section_asm_out_destructor): Use them.
6149 (destor_dtor_section_asm_out_destructor): Likewise.
6150 (default_named_section_asm_out_constructor): Likewise.
6151 (default_ctor_section_asm_out_constructor): Likewise.
6152 * config.gcc (*-*-vxworks*): Include vxworks.o.
6153 * config/t-vxworks (vxworks.o): New target.
6154 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6155 (TARGET_ASM_CONSTRUCTOR): Define.
6156 (TARGET_ASM_DESTRUCTOR): Likewise.
6157 (vxworks_asm_out_constructor): Declare.
6158 (vxworks_asm_out_destructor): Likewise.
6160 * c-common.c (get_priority): Check that we have not just an
6161 INTEGER_CST, but an integer constant with integeral type.
6163 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6165 PR tree-optimization/30938
6166 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6167 use &dt[nargs-1] instead of &dt[nargs] in the call to
6168 vect_is_simple_use().
6170 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6172 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6173 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6174 Do not attempt to handle MEM inside auto-inc expressions.
6175 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6176 of a register modified by an auto-inc expression. However, do handle
6177 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6178 (elimination_effects): Prohibit elimination of a register modified
6179 by an auto-inc expression. Disable register elimination rules whose
6180 target register is modified by an auto-inc expression with variable
6183 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6185 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6187 (array_at_struct_end_p): New function.
6188 (idx_infer_loop_bounds): Use it.
6189 (estimate_numbers_of_iterations_loop): Export.
6190 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6191 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6192 (tree_estimate_probability): Call record_loop_exits.
6193 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6194 (estimated_loop_iterations, estimated_loop_iterations_int,
6195 estimated_loop_iterations_tree): New functions.
6196 (analyze_siv_subscript_cst_affine,
6197 compute_overlap_steps_for_affine_1_2,
6198 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6199 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6200 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6201 (PRED_LOOP_ITERATIONS_GUESSED): New.
6202 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6203 * cfgloop.h (estimate_numbers_of_iterations_loop,
6204 estimated_loop_iterations_int): Declare.
6206 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6208 * doc/extend.texi: Document optional priority argument to
6209 constructors and destructors.
6210 * tree.c (init_priority_for_decl): Adjust GTY markers.
6211 (init_ttree): Use priority-info hash functions for
6212 init_priority_for_decl.
6213 (tree_map_eq): Rename to ...
6214 (tree_map_base_eq): ... this.
6215 (tree_map_marked_p): Rename to ...
6216 (tree_map_base_marked_p): ... this.
6217 (tree_map_base_hash): New function.
6218 (decl_init_priority_lookup): Rework.
6219 (decl_fini_priority_lookup): New function.
6220 (decl_priority_info): New function.
6221 (decl_init_priority_insert): Use it.
6222 (decl_fini_priority_insert): Likewise.
6223 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6225 (decl_restrict_base_insert): Likewise.
6226 (decl_debug_expr_insert): Likewise.
6227 (decl_value_expr_lookup): Likewise.
6228 (decl_value_expr_insert): Likewise.
6229 * tree.h (priority_type): New type.
6230 (decl_init_priority_lookup): Use priority_type.
6231 (decl_fini_priority_lookup): New function.
6232 (decl_init_priority_insert): Use priority_type.
6233 (decl_fini_priority_insert): New function.
6234 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6235 (DECL_INIT_PRIORITY): Likewise.
6236 (SET_DECL_INIT_PRIORITY): Add comment.
6237 (DECL_FINI_PRIORITY): New macro.
6238 (SET_DECL_FINI_PRIORITY): Likewise.
6239 (DEFAULT_INIT_PRIORITY): Document.
6240 (MAX_INIT_PRIORITY): Likewise.
6241 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6242 (tree_map_base): New type.
6243 (tree_map_base_eq): New function.
6244 (tree_map_base_hash): Likewise.
6245 (tree_map_base_marked_p): Likewise.
6246 (tree_map): Inherit from tree_map_base.
6247 (tree_map_eq): Make it a macro.
6248 (tree_map_marked_p): Likewise.
6249 (tree_int_map): Inherit from tree_map_base.
6250 (tree_int_map_eq): Make it a macro.
6251 (tree_int_map_hash): Likewise.
6252 (tree_int_map_marked_p): Likewise.
6253 (tree_priority_map): New type.
6254 (tree_priority_map_eq): New macro.
6255 (tree_priority_map_hash): Likewise.
6256 (tree_priority_map_marked_p): Likewise.
6257 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6259 (emutls_common_1): Likewise.
6260 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6261 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6262 of tree_map hierarchy.
6263 * tree-cfg.c (move_stmt_r): Likewise.
6264 (new_label_mapper): Likewise.
6265 * c-tree.h (c_expand_body): Move to ...
6266 * c-common.h (c_expand_body): ... here.
6267 * c-decl.c (c_expand_body): Move to ...
6268 * c-common.c (c_expand_body): ... here.
6269 (c_common_attribute_table): Allow 1 argument for the constructor
6270 and destructor attributes.
6271 (get_priority): New function.
6272 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6273 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6275 2007-02-24 Jan Hubicka <jh@suse.cz>
6278 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6280 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6281 Jan Hubicka <jh@suse.cz>
6284 * i386.c (counter_mode): New function.
6285 (expand_set_or_movmem_via_loop): Use it.
6286 (expand_movmem_epilogue): Likewise; fix pasto.
6287 (ix86_expand_movmem): Do emit guard even for constant counts.
6288 (ix86_expand_setmem): Likewise.
6290 2007-02-25 Nick Clifton <nickc@redhat.com>
6292 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6293 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6295 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6298 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6299 count argument with 0x10, not with 0x16.
6300 (expand_setmem_epilogue): Ditto.
6302 2007-02-24 Mike Stump <mrs@apple.com>
6304 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6307 2007-02-24 Richard Guenther <rguenther@suse.de>
6310 * fold-const.c (fold_binary): Fold x +- CST op x for
6311 EQ_EXPR and NE_EXPR.
6313 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6315 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6317 2007-02-24 Jan Hubicka <jh@suse.cz>
6319 * cgraphunit.c (decide_is_function_needed): Honor
6320 -fkeep-inline-functions.
6322 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6324 * builtins.c (fold_builtin_modf): New.
6325 (fold_builtin_2): Use it.
6327 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6329 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6330 (determine_max_iter): Take additional LOOP arg; all callers changed.
6331 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6332 one using simplifications.
6333 (simplify_using_initial_values): Return if the expression becomes
6334 invalid due to altered regs.
6336 2007-02-23 DJ Delorie <dj@redhat.com>
6338 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6340 2007-02-23 Mike Stump <mrs@apple.com>
6342 * tlink.c (scan_linker_output): Parse linker messages from
6343 darwin9's linker better.
6345 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6348 * varpool.c (varpool_assemble_pending_decls): Set
6349 varpool_last_needed_node to null.
6351 2007-02-23 DJ Delorie <dj@redhat.com>
6353 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6354 alignment bigger than the object file can handle.
6356 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6359 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6360 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6361 (*movsf_1): Penalize MMX moves.
6363 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6365 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6366 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6368 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6370 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6372 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6373 (fold_builtin_1): Use them.
6374 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6375 BUILT_IN_SIGNIFICAND.
6377 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6379 * config/i386/i386.c (bdesc_1arg): Initialize
6380 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6381 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6382 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6383 and IX86_BUILTIN_MOVSLDUP.
6385 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6387 PR rtl-optimization/30841
6388 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6390 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6392 * builtins.c (fold_builtin_frexp): New.
6393 (fold_builtin_2): Use it.
6395 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6397 * doc/invoke.texi (Spec Files): Document getenv spec function.
6399 * gcc.c (getenv_spec_function): New function.
6400 (static_spec_functions): Add it.
6401 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6402 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6405 2007-02-22 Michael Matz <matz@suse.de
6408 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6409 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6411 2007-02-22 Ian Lance Taylor <iant@google.com>
6414 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6415 (mem_loc_descriptor): Call it.
6417 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6418 Ira Rosen <irar@il.ibm.com>
6420 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6422 2007-02-22 Ira Rosen <irar@il.ibm.com>
6424 PR tree-optimization/30843
6425 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6426 stores only after all the group is vectorized.
6428 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6430 PR tree-optimization/30858
6431 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6432 in the reduction cycle have a single use in the loop.
6433 * tree-vectorizer.h (relevant): Add documentation.
6435 2007-02-20 Mike Stump <mrs@apple.com>
6437 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6438 * configure: Regenerate.
6440 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6442 Change the defaults of some parameters and options.
6443 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6444 * config/spu/spu.c (spu_optimization_options): Add.
6445 (spu_override_options): Change params in spu_optimization_options.
6446 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6448 Register 127 is only 16 byte aligned when used as a frame pointer.
6449 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6450 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6451 HARD_FRAME_POINTER_REGNUM.
6452 (spu_legitimate_address): Use regno_aligned_for_reload.
6453 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6454 aligned when frame_pointer_needed is true.
6455 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6457 * config/spu/spu.h (INIT_EXPANDERS): Define.
6459 Make sure shift and rotate instructions have valid immediate operands.
6460 * config/spu/predicates.md (spu_shift_operand): Remove.
6461 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6462 * config/spu/constraints.md (W, O): Extend range.
6463 * config/spu/spu.md (umask, nmask): Define.
6464 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6465 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6466 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6467 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6468 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6469 (lshr<mode>3_reg): Fix rtl description.
6471 Make sure mulhisi immediate operands are valid.
6472 * config/spu/predicates.md (imm_K_operand): Add.
6473 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6475 Generate constants using fsmbi and andi.
6476 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6477 (print_operand, spu_split_immediate, classify_immediate,
6478 fsmbi_const_p): Handle IC_FSMBI2.
6480 Correctly handle a CONST_VECTOR containing symbols.
6481 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6482 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6483 (immediate_load_p): Allow symbols that use 2 instructions to create.
6484 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6485 with symbols when flag_pic is set.
6486 (const_vector_immediate_p): New.
6487 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6488 accept a CONST_VECTOR with symbols.
6489 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6490 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6492 * config/spu/spu.md (high, low): Delete.
6493 (low_<mode>): Define.
6495 Remove INTRmode and INTR_REGNUM, which didn't work.
6496 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6498 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6499 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6500 peephole2 pattern): Don't use INTR or 131.
6501 (movintrcc): Delete.
6502 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6503 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6504 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6505 (UNSPEC_SET_INTR): Add.
6506 * config/spu/spu-modes.def (INTR): Remove.
6508 More accurate warnings about run-time relocations.
6509 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6511 Correctly warn about immediate arguments to specific intrinsics.
6512 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6513 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6514 the instruction predicate.
6516 Fix tree check errors with latest update.
6517 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6519 (spu_expand_builtin): Use CALL_EXPR_FN.
6521 Add missing specific intrinsics.
6522 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6524 * config/spu/spu_internals.h: Ditto.
6526 Fix incorrect operand modifiers.
6527 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6528 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6530 Optimize one case of zero_extend of a vec_select.
6531 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6533 Accept any immediate for hbr.
6534 * config/spu/spu.md (hbr): Change s constraints to i.
6536 2007-02-21 Paul Brook <paul@codesourcery.com>
6538 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6539 condexec_count when skipping USE and CLOBBER.
6541 2007-02-21 Nick Clifton <nickc@redhat.com>
6543 * common.opt (Warray-bounds): Add Warning attribute.
6544 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6546 (fsized-zeroes): Add Optimization attribute.
6547 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6548 * c.opt (Wc++0x-compat): Add Warning attribute.
6550 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6553 * reload1.c (eliminate_regs_in_insn): In the single_set special
6554 case, attempt to re-recognize the insn before falling back to
6555 having reload fix it up.
6557 2007-02-20 Eric Christopher <echristo@gmail.com>
6559 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6560 Rewrite accordingly.
6561 (frv_read_iacc_argument): Ditto.
6562 (frv_expand_set_builtin): Take a call instead of arglist, update for
6564 (frv_expand_unop_builtin): Ditto.
6565 (frv_expand_binop_builtin): Ditto.
6566 (frv_expand_cut_builtin): Ditto.
6567 (frv_expand_binopimm_builtin): Ditto.
6568 (frv_expand_voidbinop_builtin): Ditto.
6569 (frv_expand_int_void2arg): Ditto.
6570 (frv_expand_prefetches): Ditto.
6571 (frv_expand_voidtriop_builtin): Ditto.
6572 (frv_expand_voidaccop_builtin): Ditto.
6573 (frv_expand_load_builtin): Ditto.
6574 (frv_expand_store_builtin): Ditto.
6575 (frv_expand_mdpackh_builtin): Ditto.
6576 (frv_expand_mclracc_builtin): Ditto.
6577 (frv_expand_mrdacc_builtin): Ditto.
6578 (frv_expand_mwtacc_builtin): Ditto.
6579 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6582 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6584 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6585 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6587 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6589 * configure: Regenerate.
6590 * config.in: Regenerate.
6591 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6592 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6593 masks to power6 and power6x and to POWERPC_MASKS.
6594 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6596 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6597 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6598 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6599 Access PROTOTYPE as variable, not mask.
6601 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6603 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6604 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6605 * combine.c (adjust_for_new_dest): Use it.
6606 * postreload.c (reload_combine): Likewise.
6608 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6610 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6611 notes on an insn with multiple sets, even if single_set returns
6612 non-NULL for that insn.
6614 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6619 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6621 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6622 if user didn't pass it.
6623 * config/i386/darwin.h (CC1_SPEC): Likewise.
6624 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6625 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6626 -mmacosx-version-min.
6628 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6629 Uros Bizjak <ubizjak@gmail.com>
6631 * optabs.h (enum optab_index): Add new OTI_scalb.
6632 (scalb_optab): Define corresponding macro.
6633 * optabs.c (init_optabs): Initialize scalb_optab.
6634 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6636 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6637 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6638 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6639 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6640 flag_unsafe_math_optimizations is set.
6642 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6643 to implement scalbf, scalb and scalbl built-ins as inline x87
6646 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6647 DJ Delorie <dj@redhat.com>
6650 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6651 (diagnostic_report_diagnostic): ... here, and turn them into real
6652 errors. If warnings are inhibited, no need to do anything.
6654 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6656 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6657 better code generation.
6659 2007-02-20 Ben Elliston <bje@au.ibm.com>
6661 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6663 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6665 * config/alpha/alpha.c, config/alpha/alpha.md,
6666 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6667 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6668 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6669 config/arm/lib1funcs.asm: Follow spelling conventions.
6671 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6672 config/fr30/fr30.md, config/i386/i386.h,
6673 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6674 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6675 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6676 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6677 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6678 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6679 config/sparc/sparc.c, config/sparc/sparc.h,
6680 config/sparc/sparc.md, config/spu/constraints.md,
6681 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6684 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6687 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6690 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6692 * doc/invoke.texi (-ftree-lrs): Remove.
6694 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6696 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6699 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6701 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6702 new CALL_EXPR_FN macro for retrieving the function
6703 declaration of the input expression.
6705 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6707 * c.opt (Waddress): New.
6708 * common.opt (Walways-true): Delete.
6709 (Wstring-literal-comparison): Delete.
6710 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6711 -Wstring-literal-comparison. Add -Waddress.
6713 (Walways-true): Delete.
6714 (Wstring-literal-comparison): Delete.
6715 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6716 consistently instead of -Walways-true in example.
6717 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6718 * c-typeck.c (parser_build_binary_op): Replace
6719 -Wstring-literal-comparison and -Walways-true with -Waddress.
6720 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6723 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6725 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6726 without DECL_STRUCT_FUNCTION initialized.
6728 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6730 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6731 due to calls to functions taking pointers as parameters.
6733 2007-02-19 Richard Henderson <rth@redhat.com>
6736 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6739 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6741 * config/s390/s390.c (s390_call_saved_register_used,
6742 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6743 accessed to the new scheme.
6745 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6747 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6748 (cris_print_index, cris_print_operand, cris_print_operand_address)
6749 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6750 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6751 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6753 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6754 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6755 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6756 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6757 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6758 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6759 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6760 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6761 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6762 (uminsi3, call, call_value): Ditto.
6763 (define_split: indir_to_reg_split, unnamed): Ditto.
6765 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6767 PR tree-optimization/30975
6768 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6771 2007-02-18 Eric Christopher <echristo@gmail.com>
6773 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6774 Remove use of arglist.
6775 (mips_expand_builtin): Remove use of arglist, pass in expr.
6776 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6777 (mips_expand_builtin_movtf): Ditto.
6778 (mips_expand_builtin_compare): Ditto.
6780 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6782 * tree-sra.c (sra_build_assignment): Replace assertion
6783 checking with a comment explaining why it can't be done.
6785 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6788 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6789 during CALL_EXPR representation conversion.
6790 * tree-ssa-propagate.c (set_rhs): Likewise.
6792 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6794 * tree-sra.c (sra_build_assignment): Disable assertion checking
6797 2007-02-18 Roger Sayle <roger@eyesopen.com>
6799 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6800 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6801 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6803 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6804 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6805 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6806 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6807 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6808 force_gimple_operand): Likewise.
6809 * ipa-cp.c (constant_val_insert): Likewise.
6810 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6811 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6812 perfect_nestify): Likewise.
6813 * langhooks.c (lhd_omp_assignment): Likewise.
6814 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6815 lower_copyprivate_clauses, lower_send_clauses,
6816 lower_send_shared_vars, expand_parallel_call,
6817 expand_omp_for_generic, expand_omp_for_static_nochunk,
6818 expand_omp_for_static_chunk, expand_omp_sections,
6819 lower_omp_single_copy, lower_omp_for_lastprivate,
6820 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6821 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6822 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6825 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6827 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6828 config/sh/sh.md: Follow spelling conventions.
6830 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6831 config/frv/predicates.md: Follow spelling conventions.
6833 * config/m68k/linux-unwind.h: Fix a comment typo.
6834 * target.h: Follow spelling conventions.
6836 2007-02-18 Roger Sayle <roger@eyesopen.com>
6838 PR rtl-optimization/28173
6839 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6840 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6841 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6842 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6843 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6845 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6847 * builtins.c (fold_builtin_load_exponent): New.
6848 (fold_builtin_2): Use it.
6850 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6852 PR rtl-optimization/30773
6853 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6854 if we fail to attach a REG_EQUIV note.
6856 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6857 Roger Sayle <roger@eyesopen.com>
6859 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6861 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6863 * calls.c (initialize_argument_information): Pass original EXP
6864 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6865 code to split complex arguments here, as part of initializing the
6867 (expand_call): Remove code that builds a list of arguments and
6868 inserts implicit arguments into it. Instead, just count how many
6869 implicit arguments there will be so we can determine the size of
6870 the ARGS array, and let initialize_argument_information do the work.
6871 (split_complex_values): Delete unused function.
6873 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6875 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6877 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6879 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6880 for arg pointer based indexed addressing.
6882 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6884 * config/ia64/ia64.h, config/ia64/ia64.md,
6885 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6886 spelling conventions.
6888 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6890 * config/m68k/m68k.c (split_di): New.
6891 * config/m68k/m68k-protos.h: Declare split_di.
6892 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6893 Improve predicate handling and split constant shifts.
6895 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6897 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6898 parameter for register bitfield operations, general predicates
6901 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6903 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6904 * config/m68k/linux-unwind.h: New file.
6906 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6908 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6909 config/i386/athlon.md, config/ia64/ia64.md,
6910 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6911 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6912 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6913 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6914 tree-vect-transform.c: Fix comment typos.
6916 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6918 * sched-deps.c (find_insn_list): Remove.
6919 * sched-int.h: Remove the prototype for find_insn_list.
6921 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6923 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6925 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6926 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6927 darwin_rs6000_override_options.
6928 (C_COMMON_OVERRIDE_OPTIONS): Expect
6929 darwin_macosx_version_min to be non-NULL always.
6930 (TARGET_C99_FUNCTIONS): Likewise.
6931 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6932 (DARWIN_MINVERSION_SPEC): New.
6933 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6934 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6936 (DARWIN_MINVERSION_SPEC): New.
6937 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6939 * config/darwin-c.c (darwin_cpp_builtins): Expect
6940 darwin_macosx_version_min to be non-NULL always.
6942 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6944 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/i386.h (x86_use_xchgb): New.
6947 (TARGET_USE_XCHGB): New macro.
6948 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6949 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6950 Split after reload into bswaphi for shifts of 8.
6951 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6952 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6953 or when optimizing for size.
6955 2007-02-16 Richard Guenther <rguenther@suse.de>
6956 Christian Bruel <christian.bruel@st.com>
6958 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6959 DECLs but prefer SSA_NAMEs over DECLs.
6961 2007-02-16 Richard Guenther <rguenther@suse.de>
6963 * tree-flow-inline.h (single_imm_use_p): Remove.
6964 (zero_imm_uses_p): Likewise.
6965 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6966 instead of single_imm_use_p.
6967 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6970 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6973 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6974 nested double- and backquotes.
6976 2007-02-15 Roger Sayle <roger@eyesopen.com>
6979 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6980 should be unreachable.
6981 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6982 For the time being redirect GIMPLE_MODIFY_STMT to the new
6983 (renamed) build_gimple_modify_stmt_stat.
6984 (build2_gimple_stat): Rename to...
6985 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6986 Always build a GIMPLE_MODIFY_STMT node.
6987 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6988 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6991 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6992 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6993 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6994 expand_complex_div_wide): Likewise.
6995 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6996 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6997 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6998 * tree-ssa-loop-manip.c (create_iv): Likewise.
6999 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7000 abs_replacement): Likewise.
7001 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7002 realify_fake_stores): Likewise.
7004 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7005 node rather than a GIMPLE_MODIFY_STMT node.
7006 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7007 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7009 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7010 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7013 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7016 * fold-const.c (fold_comparison): Add back the
7017 folding of constant complex comparisions.
7019 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7022 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7023 effects unknown to this function, return early.
7025 2007-02-15 Ian Lance Taylor <iant@google.com>
7027 * lower-subreg.c (move_eh_region_note): New static function.
7028 (resolve_simple_move): Call it.
7029 (decompose_multiword_subregs): Track blocks for which we resolve a
7030 simple move which is also a control flow insn. Pass them to
7031 find_many_sub_basic_blocks.
7032 (pass_lower_subreg): Add TODO_verify_flow.
7033 (pass_lower_subreg2): Likewise.
7035 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7036 Brooks Moses <brooks.moses@codesourcery.com>
7037 Lee Millward <lee.millward@codesourcery.com>
7039 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7040 (VL_EXP_CLASS_P): New.
7041 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7043 (TREE_OPERAND_CHECK_CODE): Likewise.
7044 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7045 (TREE_RTL_OPERAND_CHECK): Likewise.
7046 (tree_operand_check_failed): Make second parameter the whole tree
7047 instead of its code. Fixed callers.
7048 (VL_EXP_CHECK): New.
7049 (TREE_OPERAND_LENGTH): New.
7050 (VL_EXP_OPERAND_LENGTH): New.
7051 (CALL_EXPR_FN): New.
7052 (CALL_EXPR_STATIC_CHAIN): New.
7053 (CALL_EXPR_ARGS): New.
7054 (CALL_EXPR_ARG): New.
7055 (call_expr_nargs): New.
7056 (CALL_EXPR_ARGP): New.
7057 (build_nt_call_list): Declare.
7058 (build_vl_exp_stat): Declare.
7059 (build_vl_exp): New.
7060 (build_call_list): Declare.
7061 (build_call_nary): Declare.
7062 (build_call_valist): Declare.
7063 (build_call_array): Declare.
7064 (call_expr_arg): Declare.
7065 (call_expr_argp): Declare.
7066 (call_expr_arglist): Declare.
7067 (fold_build_call_list): Declare.
7068 (fold_build_call_list_initializer): Declare.
7069 (fold_call_expr): Declare to replace fold_builtin.
7070 (fold_builtin_fputs): Update to agree with modified definition.
7071 (fold_builtin_strcpy): Likewise.
7072 (fold_builtin_strncpy): Likewise.
7073 (fold_builtin_memory_chk): Likewise.
7074 (fold_builtin_stxcpy_chk): Likewise.
7075 (fold_builtin_strncpy_chk): Likewise.
7076 (fold_builtin_next_arg): Likewise.
7077 (fold_build_call_expr): Declare.
7078 (fold_builtin_call_list): Declare.
7079 (fold_builtin_call_valist): Declare.
7080 (build_call_expr): Declare.
7081 (validate_arglist): Update to agree with modified definition.
7082 (tree_operand_length): New.
7083 (call_expr_arg_iterator): New.
7084 (init_call_expr_arg_iterator): New.
7085 (next_call_expr_arg): New.
7086 (first_call_expr_arg): New.
7087 (more_call_expr_args_p): New.
7088 (FOR_EACH_CALL_EXPR_ARG): New.
7090 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7091 and tcc_gimple_stmt.
7092 (tree_code_size): Update documentation. Use sizeof (tree) rather
7093 than sizeof (char *).
7094 (tree_size): Likewise. Add case for tcc_vl_exp.
7095 (tree_node_structure): Add case for tcc_vl_exp.
7096 (contains_placeholder_p): Likewise.
7097 (substitute_in_expr): Likewise.
7098 (substitute_placeholder_in_expr): Likewise.
7099 (stabilize_reference_1): Likewise.
7100 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7101 to diagnose breakage of this interface for constructing CALL_EXPRs.
7102 (build_nt): Add similar assertion here.
7103 (build_nt_call_list): New.
7104 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7105 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7107 (get_callee_fndecl): Use new CALL_EXPR accessors.
7108 (tree_operand_check_failed): Change parameters to pass entire node
7109 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7110 (process_call_operands): New.
7111 (build_vl_exp_stat): New.
7112 (build_call_list): New.
7113 (build_call_nary): New.
7114 (build_call_valist): New.
7115 (build_call_array): New.
7116 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7117 (call_expr_arglist): New.
7119 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7120 tcc_vl_exp instead of a fixed-size tcc_expression.
7122 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7123 accessors for CALL_EXPRs.
7124 (AGGR_INIT_EXPR): Likewise.
7126 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7127 Brooks Moses <brooks.moses@codesourcery.com>
7128 Lee Millward <lee.millward@codesourcery.com>
7130 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7131 (expand_builtin_nonlocal_goto): Change parameter to be entire
7132 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7133 (expand_builtin_prefetch): Likewise.
7134 (expand_builtin_classify_type): Likewise.
7135 (mathfn_built_in): Return NULL_TREE instead of 0.
7136 (expand_errno_check): Use new CALL_EXPR accessors.
7137 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7138 Return NULL_RTX instead of 0.
7139 (expand_builtin_mathfn_2): Likewise.
7140 (expand_builtin_mathfn_3): Likewise.
7141 (expand_builtin_interclass_mathfn): Likewise.
7142 (expand_builtin_sincos): Likewise.
7143 (expand_builtin_cexpi): Likewise.
7144 (expand_builtin_int_roundingfn): Likewise.
7145 (expand_builtin_int_roundingfn_2): Likewise.
7146 (expand_builtin_pow): Likewise.
7147 (expand_builtin_powi): Likewise.
7148 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7149 of arglist, fixing callers appropriately. Use new CALL_EXPR
7150 accessors and constructors. Return NULL_RTX instead of 0.
7151 (expand_builtin_strstr): Likewise.
7152 (expand_builtin_strchr): Likewise.
7153 (expand_builtin_strrchr): Likewise.
7154 (expand_builtin_strpbrk): Likewise.
7155 (expand_builtin_memcpy): Likewise.
7156 (expand_builtin_mempcpy): Likewise.
7157 (expand_builtin_mempcpy_args): New.
7158 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7159 (expand_builtin_memmove_args): New.
7160 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7161 (expand_movstr): Likewise.
7162 (expand_builtin_strcpy): Likewise.
7163 (expand_builtin_strcpy_args): New.
7164 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7165 (expand_builtin_strncpy): Likewise.
7166 (expand_builtin_memset): Likewise.
7167 (expand_builtin_memset_args): New.
7168 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7169 (expand_builtin_memcmp): Likewise.
7170 (expand_builtin_strcmp): Likewise.
7171 (expand_builtin_strncmp): Likewise.
7172 (expand_builtin_strcat): Likewise.
7173 (expand_builtin_strncat): Likewise.
7174 (expand_builtin_strspn): Likewise.
7175 (expand_builtin_strcspn): Likewise.
7176 (expand_builtin_args_info): Likewise.
7177 (expand_builtin_va_start): Likewise.
7178 (gimplify_va_arg_expr): Likewise.
7179 (expand_builtin_va_end): Likewise.
7180 (expand_builtin_va_copy): Likewise.
7181 (expand_builtin_frame_address): Likewise.
7182 (expand_builtin_alloca): Likewise.
7183 (expand_builtin_bswap): Likewise.
7184 (expand_builtin_unop): Likewise.
7185 (expand_builtin_fputs): Likewise.
7186 (expand_builtin_expect): Likewise.
7187 (expand_builtin_fabs): Likewise.
7188 (expand_builtin_copysign): Likewise.
7189 (expand_builtin_printf): Likewise.
7190 (expand_builtin_fprintf): Likewise.
7191 (expand_builtin_sprintf): Likewise.
7192 (expand_builtin_init_trampoline): Likewise.
7193 (expand_builtin_signbit): Likewise.
7194 (expand_builtin_fork_or_exec): Likewise.
7195 (expand_builtin_sync_operation): Likewise.
7196 (expand_builtin_compare_and_swap): Likewise.
7197 (expand_builtin_lock_test_and_set): Likewise.
7198 (expand_builtin_lock_release): Likewise.
7199 (expand_builtin): Likewise.
7200 (builtin_mathfn_code): Likewise.
7202 (fold_builtin_constant_p): Pass call arguments individually instead
7203 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7204 accessors and constructors. Return NULL_TREE instead of 0.
7205 (fold_builtin_expect): Likewise.
7206 (fold_builtin_classify_type): Likewise.
7207 (fold_builtin_strlen): Likewise.
7208 (fold_builtin_nan): Likewise.
7209 (integer_valued_real_p): Likewise.
7210 (fold_trunc_transparent_mathfn): Likewise.
7211 (fold_fixed_mathfn): Likewise.
7212 (fold_builtin_cabs): Likewise.
7213 (fold_builtin_sqrt): Likewise.
7214 (fold_builtin_cbrt): Likewise.
7215 (fold_builtin_cos): Likewise.
7216 (fold_builtin_cosh): Likewise.
7217 (fold_builtin_tan): Likewise.
7218 (fold_builtin_sincos): Likewise.
7219 (fold_builtin_cexp): Likewise.
7220 (fold_builtin_trunc): Likewise.
7221 (fold_builtin_floor): Likewise.
7222 (fold_builtin_ceil): Likewise.
7223 (fold_builtin_round): Likewise.
7224 (fold_builtin_int_roundingfn): Likewise.
7225 (fold_builtin_bitop): Likewise.
7226 (fold_builtin_bswap): Likewise.
7227 (fold_builtin_logarithm): Likewise.
7228 (fold_builtin_hypot): Likewise.
7229 (fold_builtin_pow): Likewise.
7230 (fold_builtin_powi): Likewise.
7231 (fold_builtin_exponent): Likewise.
7232 (fold_builtin_memset): Likewise.
7233 (fold_builtin_bzero): Likewise.
7234 (fold_builtin_memory_op): Likewise.
7235 (fold_builtin_bcopy): Deleted; call site changed to invoke
7236 fold_builtin_memory_op directly.
7237 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7238 (fold_builtin_strncpy): Likewise.
7239 (fold_builtin_memcmp): Likewise.
7240 (fold_builtin_strcmp): Likewise.
7241 (fold_builtin_strncmp): Likewise.
7242 (fold_builtin_signbit): Likewise.
7243 (fold_builtin_copysign): Likewise.
7244 (fold_builtin_isascii): Likewise.
7245 (fold_builtin_toascii): Likewise.
7246 (fold_builtin_isdigit): Likewise.
7247 (fold_builtin_fabs): Likewise.
7248 (fold_builtin_abs): Likewise.
7249 (fold_builtin_fmin_fmax): Likewise.
7250 (fold_builtin_carg): Likewise.
7251 (fold_builtin_classify): Likewise.
7252 (fold_builtin_unordered_cmp): Likewise.
7254 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7255 New functions split out from fold_builtin_1.
7256 (fold_builtin_n): New.
7257 (fold_builtin_varargs): New.
7258 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7260 (fold_call_expr): New.
7261 (build_function_call_expr): Rewrite to use new helper function.
7262 (fold_builtin_call_list): New.
7263 (build_call_expr): New.
7264 (fold_builtin_call_valist): New.
7265 (rewrite_call_expr): New.
7266 (validate_arg): New.
7267 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7268 of an arglist. Change return type to bool. Use new CALL_EXPR
7271 (fold_builtin_strstr): Pass call arguments individually instead
7272 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7273 accessors and constructors. Return NULL_TREE instead of 0.
7274 (fold_builtin_strchr): Likewise.
7275 (fold_builtin_strrchr): Likewise.
7276 (fold_builtin_strpbrk): Likewise.
7277 (fold_builtin_strcat): Likewise.
7278 (fold_builtin_strncat): Likewise.
7279 (fold_builtin_strspn): Likewise.
7280 (fold_builtin_strcspn): Likewise.
7281 (fold_builtin_fputs): Likewise.
7282 (fold_builtin_next_arg): Likewise.
7283 (fold_builtin_sprintf): Likewise.
7285 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7286 NULL_RTX instead of 0.
7287 (expand_builtin_memory_chk): Likewise.
7288 (maybe_emit_chk_warning): Likewise.
7289 (maybe_emit_sprintf_chk_warning): Likewise.
7291 (fold_builtin_object_size): Pass call arguments individually instead
7292 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7293 accessors and constructors. Return NULL_TREE instead of 0.
7294 (fold_builtin_memory_chk): Likewise.
7295 (fold_builtin_stxcpy_chk): Likewise.
7296 (fold_builtin_strncpy_chk): Likewise.
7297 (fold_builtin_strcat_chk): Likewise.
7298 (fold_builtin_strcat_chk): Likewise.
7299 (fold_builtin_strncat_chk): Likewise.
7300 (fold_builtin_sprintf_chk): Likewise.
7301 (fold_builtin_snprintf_chk): Likewise.
7302 (fold_builtin_printf): Likewise.
7303 (fold_builtin_vprintf): Likewise.
7305 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7307 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7308 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7309 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7310 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7311 (fold_unary): Likewise.
7312 (fold_binary): Likewise.
7313 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7314 ternary expressions.
7315 (fold): Add logic for tcc_vl_exp.
7316 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7317 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7318 (fold_build3_stat): Add assertion to flag broken interface for
7319 constructing CALL_EXPRs.
7320 (fold_build_call_list): New.
7321 (fold_build_call_list_initializer): New.
7322 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7324 (fold_strip_sign_ops): Likewise.
7326 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7327 Brooks Moses <brooks.moses@codesourcery.com>
7328 Lee Millward <lee.millward@codesourcery.com>
7330 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7331 accessors and dump arguments explicitly.
7333 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7335 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7337 (print_call_name): Use new CALL_EXPR accessors.
7339 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7340 CALL_EXPR arguments explicitly instead of as a list. Use
7341 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7343 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7344 (vrp_visit_stmt): Likewise.
7346 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7347 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7349 (force_move_till_expr): Likewise.
7351 * targhooks.c (default_external_stack_protect_fail): Use
7352 build_call_expr instead of build_function_call_expr.
7353 (default_hidden_stack_protect_fail): Likewise.
7355 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7358 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7359 and walk arguments explicitly.
7361 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7362 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7363 (expand_simple_operations): Likewise.
7364 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7366 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7367 of TREE_CODE_LENGTH.
7368 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7370 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7371 instead of TREE_CODE_LENGTH.
7373 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7374 (tree_ic_transform): Likewise.
7375 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7376 parameter instead of arglist. Fix callers.
7377 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7378 (tree_stringops_transform): Likewise.
7379 (tree_indirect_call_to_profile): Likewise.
7380 (tree_stringops_values_to_profile): Likewise.
7382 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7383 (eliminate_tail_call): Likewise.
7385 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7387 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7388 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7390 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7392 * omp-low.c (build_omp_barrier): Use build_call_expr.
7393 (lower_rec_input_clauses): Likewise.
7394 (lower_reduction_clauses): Likewise.
7395 (expand_parallel_call): Likewise.
7396 (maybe_catch_exception): Likewise.
7397 (expand_omp_for_generic): Likewise.
7398 (expand_omp_for_static_nochunk): Likewise.
7399 (expand_omp_sections): Likewise.
7400 (lower_omp_single_simple): Likewise.
7401 (lower_omp_single_copy): Likewise.
7402 (lower_omp_master): Likewise.
7403 (lower_omp_ordered): Likewise.
7404 (lower_omp_critical): Likewise.
7406 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7407 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7409 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7410 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7411 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7413 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7414 and generalize to handle any number of operands.
7415 (chrec_contains_undetermined): Likewise.
7416 (tree_contains_chrecs): Likewise.
7417 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7419 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7421 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7422 fold_call_expr instead of fold_builtin.
7423 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7424 match declarations there.
7425 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7428 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7429 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7431 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7432 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7434 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7437 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7438 (execute_cse_sincos): Use new CALL_EXPR accessors.
7440 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7442 * gimple-low.c (lower_function_body): Use build_call_expr.
7443 (lower_builtin_setjmp): Likewise.
7445 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7446 (set_storage_via_libcall): Likewise.
7447 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7448 instead of TREE_CODE_LENGTH.
7449 (expand_expr_real_1): Use new CALL_EXPR accessors.
7451 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7452 generalize to handle any number of operands.
7453 (TB_parent_eq): Likewise.
7455 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7456 (strip_builtin_expect): Likewise.
7458 * function.c (gimplify_parameters): Use build_call_expr.
7460 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7461 instead of TREE_CODE_LENGTH.
7463 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7464 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7466 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7469 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7470 (gimplify_decl_expr): Likewise.
7471 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7472 Use new CALL_EXPR iterators.
7473 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7474 (gimplify_modify_expr_to_memset): Likewise.
7475 (gimplify_variable_sized_compare): Likewise.
7476 (gimplify_omp_atomic_fetch_op): Likewise.
7477 (gimplify_omp_atomic_pipeline): Likewise.
7478 (gimplify_omp_atomic_mutex): Likewise.
7479 (gimplify_function_tree): Likewise.
7481 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7482 (call_expr_flags): Likewise.
7483 (expand_call): Likewise.
7485 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7486 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7489 * coverage.c (create_coverage): Use build_call_expr.
7491 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7492 (temp_call_expr_obstack): New.
7493 (pool_copy_list): Delete.
7494 (temp_copy_call_expr): New.
7495 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7496 CALL_EXPR accessors. Get rid of special goo for copying argument
7497 lists and use temp_copy_call_expr instead.
7498 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7499 CALL_EXPR accessors.
7500 (create_expression_by_pieces): Likewise. Use build_call_array
7501 to construct the result instead of fold_build3.
7502 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7503 dealing with argument lists.
7504 (init_pre): Remove references to expression_node_pool and
7505 list_node_pool. Init temp_call_expr_obstack instead.
7506 (fini_pre): Remove references to expression_node_pool and
7509 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7510 and walk arguments explicitly instead of as a list.
7512 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7513 (mx_register_decls): Likewise.
7514 (mudflap_register_call): Likewise.
7515 (mudflap_finish_file): Likewise.
7517 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7518 (ipa_callsite_compute_param): Likewise.
7520 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7521 accessors and constructor.
7523 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7524 accessors and constructor.
7525 (convert_tramp_reference): Likewise.
7526 (convert_call_expr): Likewise.
7527 (finalize_nesting_tree_1): Likewise.
7529 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7532 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7534 * tree-inline.c (initialize_inlined_parameters): Pass entire
7535 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7537 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7538 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7540 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7541 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7542 (vectorizable_reduction): Likewise.
7543 (vectorizable_call): Use new CALL_EXPR iterators.
7544 (vectorizable_conversion): Use build_call_expr.
7545 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7546 (vect_gen_widened_results_half): Use build_call_expr.
7547 (vect_setup_realignment): Likewise.
7548 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7550 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7551 (pass_through_call): Likewise.
7552 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7555 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7556 (tree_gen_pow2_profiler): Likewise.
7557 (tree_gen_one_value_profiler): Likewise.
7558 (tree_gen_ic_func_profiler): Likewise.
7559 (tree_gen_average_profiler): Likewise.
7560 (tree_gen_ior_profiler): Likewise.
7562 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7563 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7564 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7566 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7567 of TREE_CODE_LENGTH.
7569 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7570 of TREE_CODE_LENGTH.
7572 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7574 (convert_to_integer): Likewise.
7576 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7579 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7580 Brooks Moses <brooks.moses@codesourcery.com>
7581 Lee Millward <lee.millward@codesourcery.com>
7583 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7585 * config/frv/frv.c (frv_expand_builtin): Likewise.
7586 * config/s390/s390.c (s390_expand_builtin): Likewise.
7588 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7589 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7591 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7592 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7593 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7594 (ix86_expand_store_builtin): Likewise.
7595 (ix86_expand_unop_builtin): Likewise.
7596 (ix86_expand_unop1_builtin): Likewise.
7597 (ix86_expand_sse_compare): Likewise.
7598 (ix86_expand_sse_comi): Likewise.
7599 (ix86_expand_vec_init_builtin): Likewise.
7600 (ix86_expand_vec_ext_builtin): Likewise.
7601 (ix86_expand_vec_set_builtin): Likewise.
7602 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7604 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7605 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7607 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7608 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7609 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7611 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7613 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7614 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7615 arglist. Use new CALL_EXPR accessors. Fix callers.
7616 (altivec_expand_abs_builtin): Likewise.
7617 (rs6000_expand_binop_builtin): Likewise.
7618 (altivec_expand_predicate_builtin): Likewise.
7619 (altivec_expand_lv_builtin): Likewise.
7620 (spe_expand_stv_builtin): Likewise.
7621 (altivec_expand_stv_builtin): Likewise.
7622 (rs6000_expand_ternop_builtin): Likewise.
7623 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7624 (altivec_expand_st_builtin): Likewise.
7625 (altivec_expand_dst_builtin): Likewise.
7626 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7627 arglist. Use new CALL_EXPR accessors. Fix callers.
7628 (altivec_expand_vec_set_builtin): Likewise.
7629 (altivec_expand_vec_ext_builtin): Likewise.
7630 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7631 (spe_expand_builtin): Likewise.
7632 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7633 arglist. Use new CALL_EXPR accessors. Fix callers.
7634 (spe_expand_evsel_builtin): Likewise.
7635 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7636 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7638 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7639 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7640 (arm_expand_unop_builtin): Likewise.
7641 (arm_expand_builtin): Use new CALL_EXPR accessors.
7643 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7646 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7647 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7648 (bfin_expand_unop_builtin): Likewise.
7649 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7651 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7652 Brooks Moses <brooks.moses@codesourcery.com>
7653 Lee Millward <lee.millward@codesourcery.com>
7655 * c-semantics.c (build_stmt): Add internal diagnostic check.
7657 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7658 accessors. Print arguments explicitly instead of as a list.
7660 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7662 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7663 (c_finish_omp_flish): Likewise.
7665 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7666 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7667 instead of TREE_CODE_LENGTH.
7668 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7669 (c_warn_unused_result): Likewise.
7671 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7674 * doc/invoke.texi (Warning Options): Remove
7675 -Werror-implicit-function-declaration.
7676 (Wimplicit-function-declaration): Update description.
7677 * opts.c (common_handle_option): Move handling of -Werror=* to...
7678 (enable_warning_as_error): ...here.
7679 * opts.h (enable_warning_as_error): Declare.
7680 * c-decl.c (implicit_decl_warning): Unless
7681 -Wno-implicit-function-declaration is given, emit a pedwarn if
7682 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7683 * c.opt (Wimplicit-function-declaration): Replace
7684 mesg_implicit_function_declaration with
7685 warn_implicit_function_declaration.
7686 * c-opts.c (c_common_handle_option):
7687 -Werror-implicit-function-declaration is exactly equal as
7688 -Werror=implicit-function-declaration.
7689 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7690 warn_implicit_function_declaration.
7691 (c_common_post_options): -Wimplict-function-declaration is enabled
7692 by default by -std=c99, otherwise is disabled by default.
7693 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7695 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7697 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7698 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7699 former is ignored but not the latter.
7701 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7703 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7704 is made and the reference doesn't use the alias set of its type,
7705 do not create the temporary using that type.
7707 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7709 * jump.c: Remove prototypes for delete_computation and
7710 delete_prior_computation.
7712 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7714 * jump.c (get_label_after): Delete.
7715 (get_label_before, delete_computation, delete_jump,
7716 delete_prior_computation, follow_jumps): Move...
7717 * reorg.c (delete_computation, delete_prior_computation): ... here...
7718 (get_label_before, delete_jump): ... making these static ...
7719 (follow_jumps): ... and simplifying this since it only runs after
7721 * rtl.h (get_label_after, get_label_before, delete_jump,
7722 follow_jumps): Delete prototypes.
7724 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7726 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7728 2007-02-15 Nick Clifton <nickc@redhat.com>
7730 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7731 order to prevent it from being munged by the target.
7733 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.md: Remove misleading comment.
7737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7739 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7740 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7743 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7745 * tree-sra.c (instantiate_missing_elements): Canonicalize
7747 (sra_build_assignment): New.
7748 (generate_copy_inout, generate_element_copy,
7749 generate_element_zero, generate_one_element_init): Use it.
7751 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7753 * tree-sra.c (instantiate_missing_elements): Canonicalize
7755 (sra_build_assignment): New.
7756 (generate_copy_inout, generate_element_copy,
7757 generate_element_zero, generate_one_element_init): Use it.
7759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7761 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7764 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7766 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7767 types as aggregates not scalars.
7768 * function.c (assign_stack_temp_for_type): Likewise.
7770 2007-02-14 Roger Sayle <roger@eyesopen.com>
7771 Zdenek Dvorak <dvorakz@suse.cz>
7773 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7776 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7778 * passes.c (next_pass_1): Clear the next field of the copied
7781 2007-02-14 Richard Henderson <rth@redhat.com>
7783 * tree-sra.c (early_sra): New.
7784 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7785 (tree_sra_early, pass_sra_early): New.
7786 * tree-pass.h (pass_sra_early): Declare.
7787 * passes.c (init_optimization_passes): Use it.
7789 2007-02-14 Richard Guenther <rguenther@suse.de>
7791 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7793 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7795 PR tree-optimization/30771
7796 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7798 (vect_analyze_operations): Induction phis can now be marked as
7800 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7801 Update documentation accordingly.
7803 2007-02-14 Nick Clifton <nickc@redhat.com>
7805 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7806 most 3 arguments are supported.
7807 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7809 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7811 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7812 Ensure dst->current is valid.
7814 2007-02-13 Paul Brook <paul@codesourcery.com>
7816 * config.gcc: Add arm*-*-uclinux-*eabi.
7817 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7818 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7819 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7820 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7821 (LINK_SPEC): Define.
7823 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7825 * config/arm/uclinux-eabi.h: New file.
7826 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7827 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7830 2007-02-13 Ian Lance Taylor <iant@google.com>
7832 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7833 * flags.h (warn_strict_overflow): Declare.
7834 (enum warn_strict_overflow_code): Define.
7835 (issue_strict_overflow_warning): New static inline function.
7836 * opts.c (warn_strict_overflow): New variable.
7837 (common_handle_option): Handle OPT_Wstrict_overflow and
7838 OPT_Wstrict_overflow_.
7839 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7841 * fold-const.c: Include intl.h.
7842 (fold_deferring_overflow_warnings): New static variable.
7843 (fold_deferred_overflow_warning): New static variable.
7844 (fold_deferred_overflow_code): New static variable.
7845 (fold_defer_overflow_warnings): New function.
7846 (fold_undefer_overflow_warnings): New function.
7847 (fold_undefer_and_ignore_overflow_warnings): New function.
7848 (fold_deferring_overflow_warnings_p): New function.
7849 (fold_overflow_warning): New static function.
7850 (make_range): Add strict_overflow_p parameter. Change all
7852 (extract_muldiv, extract_muldiv_1): Likewise.
7853 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7854 tree_expr_nonnegative_p.
7855 (fold_negate_expr): Call fold_overflow_warning.
7856 (fold_range_test): Likewise.
7857 (fold_comparison): Likewise.
7858 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7859 instead of tree_expr_nonnegative_p.
7860 (tree_expr_nonnegative_warnv_p): Rename from
7861 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7862 (tree_expr_nonnegative_p): New function.
7863 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7864 strict_overflow_p parameter.
7865 (tree_expr_nonzero_p): New function.
7866 * passes.c (verify_interpass_invariants): New static function.
7867 (execute_one_pass): Call it.
7868 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7870 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7871 (estimate_numbers_of_iterations): Likewise.
7872 (scev_probably_wraps_p): Likewise.
7873 * tree-ssa-ccp.c: Include "toplev.h".
7874 (evaluate_stmt): Defer fold overflow warnings until we know we are
7876 (struct fold_stmt_r_data): Add stmt field.
7877 (fold_stmt_r): Defer fold overflow warnings until we know we
7879 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7880 (fold_stmt_inplace): Likewise.
7881 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7882 (cleanup_control_expr_graph): Defer fold overflow warnings until
7883 we know we are going to optimize.
7884 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7885 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7887 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7888 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7889 * tree-ssa-loop-manip.c (create_iv): Likewise.
7890 * c-typeck.c (build_conditional_expr): Likewise.
7891 (build_binary_op): Likewise.
7892 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7893 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7894 (extract_range_from_unary_expr): Likewise.
7895 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7896 assuming that signed overflow does not occur.
7897 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7898 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7899 (fold_defer_overflow_warnings): Declare.
7900 (fold_undefer_overflow_warnings): Declare.
7901 (fold_undefer_and_ignore_overflow_warnings): Declare.
7902 (fold_deferring_overflow_warnings_p): Declare.
7903 (tree_expr_nonzero_warnv_p): Declare.
7904 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7906 (Warning Options): Document -Wstrict-overflow.
7907 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7908 (tree-ssa-ccp.o): Likewise.
7909 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7910 (fold-const.o): Depend on intl.h.
7912 2007-02-13 Ian Lance Taylor <iant@google.com>
7915 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7918 2007-02-13 Stuart Hastings <stuart@apple.com>
7920 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7922 2007-02-13 Richard Henderson <rth@redhat.com>
7924 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7925 handled_component_p before looking for the indirect_ref.
7927 2007-02-13 Richard Henderson <rth@redhat.com>
7929 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7930 remove flags clobber.
7931 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7932 (bswaphi_lowpart): New.
7933 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7934 remove TARGET_BSWAP test. Delete expander of the same name.
7936 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7937 (expand_unop): Use them.
7939 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7942 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7943 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7944 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7945 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7946 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7947 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7948 assembler dialect choice from asm templates.
7950 2007-02-12 Richard Henderson <rth@redhat.com>
7952 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7953 (fixuns_trunc<SSEMODEF>si2): Use it.
7954 * config/i386/sse.md (vec_setv4sf_0): Export.
7955 * config/i386/i386.c (ix86_build_const_vector): Export.
7956 (ix86_split_convert_uns_si_sse): Rename from
7957 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7958 * config/i386/i386-protos.h: Update.
7960 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7963 * c-typeck.c (c_finish_return): Improve warning message.
7965 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7967 * alias.c (find_symbolic_term): Delete unused function.
7969 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7972 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7973 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7975 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7977 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7978 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7979 the function, temporarily point the debug interface to the null one.
7981 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7983 * dwarf2out.c (round_up_to_align): New static function.
7984 (field_byte_offset): Use it to round the offset.
7986 2007-02-12 Richard Henderson <rth@redhat.com>
7988 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7989 (inswl_const): Export.
7991 2007-02-12 Richard Henderson <rth@redhat.com>
7993 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7994 result mode of the libcall, convert back to outmode.
7996 2007-02-12 Roger Sayle <roger@eyesopen.com>
7998 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7999 (bswapdi2): New define_expand to implement 32-bit implementation.
8001 2007-02-12 Nick Clifton <nickc@redhat.com>
8003 * doc/invoke.texi (Overall Options): Document --help=.
8004 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8005 (cc1_options): Pass --help= on to cc1.
8006 (display_help): Add description of --help=.
8007 (process_command): Add code to handle --help=. Allow translated
8008 --help and --target-help switches to be passed on to compiler
8010 (main): Remove unused if statement.
8011 * opts.c (columns): Remove.
8012 (LEFT_COLUMN): Define.
8013 (wrap_help): Add columns argument.
8014 (print_filtered_help): Change parameters to be an include bitmask,
8015 an exclude bitmask, an any bitmask and the column width. Move the
8016 code to display the params list here. Add code to display the
8017 status of options rather than their descriptions if the quiet flag
8019 (print_specific_help): Change parameters to be an include bitmask,
8020 an exclude bitmask and an any bitmask. Move code to look up the
8021 column width here. Decide upon the title for an options listing.
8022 (common_handle_options): Add code to handle --help=. Adapt code
8023 for --help and --target-help to use the revised form of the
8024 print_specific_help function.
8025 (print_help): Delete.
8026 (print_param_help): Delete.
8027 (print_switch): Delete.
8028 * opts.h (cl_lang_count): Add prototype.
8029 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8030 CL_MAX_OPTION_CLASS): New defines.
8031 * optc-gen.awk: Add construction of cl_lang_count.
8032 * c.opt: Add Warning attribute to warning options and Optimization
8033 attribute to optimization options.
8034 * common.opt: Likewise.
8036 Add -fhelp and -ftarget-help as aliases for the transformed --help
8037 and --target-help options.
8038 * opt-functions.awk: Add code to handle Warning and Optimization
8041 2007-02-12 Richard Henderson <rth@redhat.com>
8043 * config/alpha/constraints.md: New file.
8044 * config/alpha/alpha.c: Include tm-constrs.h.
8045 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8046 alpha_extra_constraint): Remove.
8047 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8048 * config/alpha/alpha-protos.h: Update.
8049 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8050 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8051 (EXTRA_CONSTRAINT): Remove.
8052 * config/alpha/alpha.md: Include constraints.md.
8053 (adddi splitter): Use satisfies_constraint_*.
8054 * config/alpha/predicates.md (add_operand): Likewise.
8055 (sext_add_operand, addition_operation): Likewise.
8057 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8059 PR tree-optimization/29145
8060 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8061 in our handling of restrict qualified pointers.
8063 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8066 * doc/invoke.texi (Wunused-value): Update description.
8067 (Wextra): Delete item.
8068 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8069 value of Wunused-value.
8070 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8071 (c_finish_stmt_expr): Don't check extra_warnings.
8072 (emit_side_effect_warnings): The caller is responsible to check
8075 2007-02-11 Roger Sayle <roger@eyesopen.com>
8076 Matt Thomas <matt@3am-software.com>
8078 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8080 2007-02-11 Roger Sayle <roger@eyesopen.com>
8082 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8083 comparisons of POPCOUNT against zero.
8084 (simplify_const_relational_operation): Likewise.
8086 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8088 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8090 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8092 * dwarf2out.c (root_type): Delete unused function.
8094 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8096 * genattrtab.c (contained_in_p): Delete unused function.
8097 (write_expr_attr_cache): Likewise.
8099 2007-02-11 Jan Hubicka <jh@suse.cz>
8101 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8104 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8106 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8107 to add the REG_EQ* note.
8108 * see.c (see_merge_one_use_extension): Likewise.
8109 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8110 turn REG_EQUAL notes into REG_EQUIV notes if the target
8111 register may have more than one set.
8112 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8113 * gcse.c (try_replace_reg): Likewise.
8114 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8115 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8116 more than one REG_EQUIV note.
8117 * reload1.c (gen_reload): Use set_unique_reg_note.
8119 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8121 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8122 (ix86_builtin_conversion): New function.
8124 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8127 * tree.h (DECL_REPLACEABLE_P): New macro.
8128 * except.c (set_nothrow_function_flags): Likewise.
8130 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8131 Ira Rosen <irar@il.ibm.com>
8132 Dorit Nuzman <dorit@il.ibm.com>
8134 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8135 * targhooks.c (default_builtin_vectorized_conversion): New.
8136 * targhooks.h (default_builtin_vectorized_function): New declaration.
8137 * target.h (struct vectorize): Add builtin_conversion field.
8138 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8139 stmt_vec_info_type value.
8140 (vectorizable_conversion): New declaration.
8141 * tree-vect-analyze.c (vect_analyze_operations): Add
8142 vectorizable_conversion call.
8143 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8144 * tree-vect-transform.c (vectorizable_conversion): New function.
8145 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8146 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8148 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8149 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8150 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8151 or ALTIVEC_BUILTIN_VCFSX.
8153 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8156 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8157 CONST_DOUBLE and operand 0 is a hard register.
8158 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8159 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8160 is a hard floating-point register.
8162 2007-02-10 Richard Henderson <rth@redhat.com>
8163 Jakub Jelinek <jakub@redhat.com>
8164 Alexandre Oliva <aoliva@redhat.com>
8166 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8167 * builtin-types.def (BT_WORD): Make unsigned.
8168 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8169 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8170 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8171 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8172 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8173 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8175 * expr.c (emutls_var_address): New.
8176 (expand_expr_real_1): Expand emulated tls.
8177 (expand_expr_addr_expr_1): Likewise.
8178 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8179 * output.h (emutls_finish): Declare.
8180 * toplev.c (compile_file): Call it.
8181 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8182 address before wrapping in CONST.
8183 * varasm.c (emutls_htab, emutls_object_type): New.
8184 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8185 (get_emutls_object_name, get_emutls_object_type): New.
8186 (get_emutls_init_templ_addr, emutls_decl): New.
8187 (emutls_common_1, emutls_finish): New.
8188 (assemble_variable): When emulating tls, swap decls; generate
8189 constructor for the emutls objects.
8190 (do_assemble_alias): When emulating tls, swap decl and target name.
8191 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8193 * varpool.c (decide_is_variable_needed): Look at force_output.
8194 Recurse for emulated tls.
8195 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8196 with decide_is_variable_needed.
8197 * emutls.c: New file.
8198 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8199 tls_object for real tls.
8201 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8203 PR rtl-optimization/29599
8204 * reload1.c (eliminate_regs_in_insn): Take the destination
8205 mode into account when computing the offset.
8207 2007-02-09 Stuart Hastings <stuart@apple.com>
8208 Richard Henderson <rth@redhat.com>
8210 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8211 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8212 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8213 fixuns_truncdfhi2): New.
8214 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8215 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8216 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8217 (floatunssidf2): Allow nonimmediate source.
8218 * config/i386/sse.md (movdi_to_sse): New.
8219 (vec_concatv2di): Drop '*'.
8220 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8221 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8222 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8224 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8225 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8226 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8227 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8228 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8229 ix86_build_const_vector.
8230 (x86_emit_floatuns): Rewrite.
8232 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8234 * genautomata.c (longest_path_length): Delete unused function.
8235 (struct state): Delete unused longest_path_length.
8236 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8237 (get_free_state): Delete unused.
8239 2007-02-09 Jan Hubicka <jh@suse.cz>
8241 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8242 * doc/invoke.texi (inline-unit-growth): Update default value.
8244 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8245 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8246 (rebuild_cgraph_edges): Likewise.
8247 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8248 (dump_cgraph_node): Dump frequencies.
8249 (cgraph_clone_edge): Add frequency scales.
8250 (cgraph_clone_node): Add freuqnecy.
8251 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8252 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8253 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8254 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8255 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8256 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8257 (save_inline_function_body): Likewise.
8258 * ipa-inline.c: inluce rtl.h
8259 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8260 (cgraph_edge_badness): Use frequencies.
8261 (cgraph_decide_recursive_inlining): Update clonning.
8262 (cgraph_decide_inlining_of_small_function): Dump frequency.
8263 * predict.c (estimate_bb_frequencies): Export.
8264 * predict.h (estimate_bb_frequencies): Declare.
8265 * tree-inline.c (copy_bb): Watch overflows.
8266 (expand_call_inline): Update call of cgraph_create_edge.
8267 (optimize_inline_calls): Use TODO flags to update frequnecies.
8268 * passes.h: Include predict.h
8269 (init_optimization_passes): Move profile ahead.
8270 (execute_function_todo): Handle TODO_rebuild_frequencies.
8272 2007-02-09 Roger Sayle <roger@eyesopen.com>
8274 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8275 the insbl or inswl pattern into a register.
8277 2007-02-09 Roger Sayle <roger@eyesopen.com>
8279 * config/ia64/ia64.md (bswapdi2): New define_insn.
8281 2007-02-09 Richard Henderson <rth@redhat.com>
8283 * config/i386/constraints.md (Ym): New constraint.
8284 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8285 (movdi_1_rex64): Split sse and xmm general register moves from
8286 memory move alternatives. Use conditional register constraints.
8287 (movsf_1, movdf_integer): Likewise.
8288 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8289 (movdf_integer_rex64): New.
8290 (pushsf_rex64): Fix output constraints.
8291 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8292 (sse2_stored): Likewise.
8293 (sse2_storeq_rex64): New.
8294 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8295 amd and not generic.
8296 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8297 for optimize_size. Remove SF/DFmode hack.
8299 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8301 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8304 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8305 Richard Sandiford <richard@codesourcery.com>
8307 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8308 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8309 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8310 m68k/t-mlib to tmake_file.
8311 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8312 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8313 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8314 Allow it to be cf or m68k. Set m68k_arch_family. If that
8315 variable is not empty, add t-$m68k_arch_family to tmake_file.
8316 Add t-mlibs to tmake_file.
8317 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8318 * config/m68k/t-cf: New file.
8319 * config/m68k/t-m68k: Likewise.
8320 * config/m68k/t-mlibs: Likewise.
8321 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8322 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8323 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8324 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8325 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8327 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8328 (INSTALL_LIBGCC): Delete.
8329 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8330 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8331 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8332 (M68K_MLIB_CPU): Define.
8333 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8334 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8335 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8337 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8338 Richard Guenther <rguenther@suse.de>
8341 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8342 against INT_MIN/INT_MAX.
8343 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8344 file if a loop is removed.
8346 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8348 * calls.c (store_one_arg): Pass correct alignment to
8349 emit_push_insn for non-BLKmode values.
8350 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8351 unaligned stack slot via a suitably aligned slot.
8353 2007-02-08 DJ Delorie <dj@redhat.com>
8355 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8357 (legal_subregs): Use unsigned char, make const.
8358 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8360 2007-02-08 Paul Brook <paul@codesourcery.com>
8362 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8363 special interworking needed.
8365 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8367 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8368 conditional to __SSE2__.
8369 (Entries below should have been added to first ChangeLog
8370 entry for amdfam10 dated 2007-02-05)
8371 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8373 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8375 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8378 2007-02-08 DJ Delorie <dj@redhat.com>
8380 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8381 * config/m32c/m32c.c (legal_subregs): New.
8382 (m32c_illegal_subreg_p): New.
8383 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8384 unsupported subregs of hard regs.
8386 2007-02-08 Jan Hubicka <jh@suse.cz>
8388 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8389 the same one; always update histograms.
8391 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8393 * passes.c (init_optimization_passes): Tidy comment.
8395 2007-02-08 Roger Sayle <roger@eyesopen.com>
8397 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8398 strip zero_extend, bswap and rotates from POCOUNT's argument.
8399 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8400 zero_extend and rotates from PARITY's argument.
8401 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8402 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8403 of an integer constant at compile-time.
8405 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8408 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8410 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8413 * tree-ssa-live.c (remove_unused_locals): Do not remove
8414 TREE_ADDRESSABLE variables.
8415 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8416 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8417 FOR_CLOBBER. Update all users.
8418 If VAR has an associated alias set, add a virtual operand for
8419 it if no alias is found to conflict with the memory reference.
8421 2007-02-07 Jan Hubicka <jh@suse.cz>
8422 Robert Kidd <rkidd@crhc.uiuc.edu>
8424 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8426 2007-02-07 Ian Lance Taylor <iant@google.com>
8428 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8430 2007-02-07 Roger Sayle <roger@eyesopen.com>
8432 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8433 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8434 tablejumpdi, movsi_to_cr_one): Remove constraints from
8435 define_expand's match_operands.
8437 2007-02-07 Roger Sayle <roger@eyesopen.com>
8439 * global.c (compute_regsets): Move declatation of "i" inside of
8440 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8442 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8445 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8446 of INDIRECT_REF <RESULT_DECL>.
8448 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8450 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8451 Kaz Kojima <kkojima@gcc.gnu.org>
8454 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8456 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8458 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8460 * doc/loop.texi: Document possibility not to perform disambiguation
8461 of loops with multiple latches.
8462 * cfgloopmanip.c (alp_enum_p): Removed.
8463 (add_loop): Handle subloops. Use get_loop_body_with_size.
8464 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8465 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8466 the new forwarder block.
8467 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8468 Handle the case latch is NULL.
8469 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8470 when marking loop exits.
8471 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8473 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8474 disambiguate_loops_with_multiple_latches.
8475 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8476 before fix_loop_structure.
8477 * cfgloop.c: Include pointer-set.h and output.h.
8478 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8479 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8480 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8481 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8482 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8483 disambiguate_multiple_latches, get_loop_body_with_size,
8484 disambiguate_loops_with_multiple_latches): New functions.
8485 (flow_loop_dump): Dump multiple latch edges.
8486 (flow_loop_nodes_find): Handle loops with multiple latches.
8487 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8488 (glb_enum_p): Modified.
8489 (get_loop_body): Use get_loop_body_with_size.
8490 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8491 (AVOID_CFG_MODIFICATIONS): New constant.
8492 (disambiguate_loops_with_multiple_latches, add_loop,
8493 get_loop_body_with_size): Declare.
8494 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8496 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8499 * global.c (compute_regsets): New function.
8500 (global_alloc): Refactored ELIMINABLE_REGSET
8501 and NO_GLOBAL_ALLOC_REGS computation out.
8502 (rest_of_handle_global_alloc): Call compute_regsets()
8503 for non-optimizing case.
8505 2007-02-06 Richard Henderson <rth@redhat.com>
8507 * config/i386/constraints.md (Y2): Rename from Y.
8508 (Yi): New constraint.
8509 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8510 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8511 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8512 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8513 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8514 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8515 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8516 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8517 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8518 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8519 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8520 vec_extractv2si_1): Change Y constraints to Y2.
8521 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8522 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8523 Change Y constraints to Y2.
8524 (sse2_loadld): Change Y constraints to x.
8526 2007-02-06 Roger Sayle <roger@eyesopen.com>
8528 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8529 (parity<mode>2): New define_expand using rs6000_emit_parity.
8530 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8531 rs6000_emit_parity): New functions.
8532 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8533 rs6000_emit_parity): Prototype here.
8535 2007-02-06 Ian Lance Taylor <iant@google.com>
8537 * lower-subreg.c (simple_move_operand): Reject CONST.
8538 (resolve_clobber): Call validate_change rather than directly
8539 assigning to XEXP (pat, 0).
8541 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8543 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8544 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8545 (tree-cfg.o): Remove hashtab.h dependency.
8547 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8548 (struct ivopts_data): Change niters to pointer_map_t.
8549 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8550 (niter_for_exit): Create pointer_map on demand. Change for
8552 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8553 (free_loop_data): Destroy data->niters if created and reset field.
8554 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8555 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8557 * tree-ssa-reassoc.c: Include pointer-set.h.
8558 (bb_rank): Change to long *.
8559 (operand_rank): Change to pointer_map_t.
8560 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8561 (insert_operand_rank): Accept long.
8562 (operand_entry_hash, operand_entry_eq): Remove.
8563 (get_rank): Return long. Adjust for changes above.
8564 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8566 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8568 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8569 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8570 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8572 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8573 directly since it cannot be NULL.
8574 (get_vi_for_tree): Rewrite for pointer_map API.
8575 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8576 (init_alias_vars): Create vi_for_tree as pointer_map.
8577 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8579 * tree-cfg.c: Don't include hashtab.h.
8580 (edge_to_cases): Declare as pointer_map.
8581 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8583 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8584 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8585 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8587 (record_switch_edge): Delete.
8588 (get_cases_for_edge): Adjust for pointer_map API, inline
8589 record_switch_edge (rewritten for new API), remove goto.
8591 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8593 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8594 * tree-nested.c: Include pointer-set.h.
8595 (var_map_elt, var_map_eq, var_map_hash): Delete.
8596 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8598 (nesting_info_bitmap_obstack): New.
8599 (lookup_field_for_decl): Adjust for pointer_map API.
8600 (lookup_tramp_for_decl): Adjust for pointer_map API.
8601 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8602 (get_local_debug_decl): Adjust for pointer_map API.
8603 (convert_nl_goto_reference): Adjust for pointer_map API.
8604 (convert_nl_goto_receiver): Adjust for pointer_map API.
8605 (create_nesting_tree): Create outside GGC space. Create bitmap on
8606 the new obstack. Create field_map and var_map as pointer_maps.
8607 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8609 (lower_nested_functions): Move root here, no need to NULL it.
8610 Initialize and release the obstack.
8612 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8614 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8615 Remove prototypes and make them non-static.
8616 (struct tree_int_map): Remove.
8617 * tree.h (struct tree_int_map): Move here, turning TO into an
8619 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8621 * tree.h (TREE_COMPLEXITY): Remove.
8622 (struct tree_exp): Remove complexity field.
8623 * tree.c (build1_stat): Don't set it.
8625 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8626 Victor Kaplansky <victork@il.ibm.com>
8628 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8629 (vect_is_simple_reduction): Support reduction with induction as
8630 one of the operands.
8631 (vect_is_simple_iv_evolution): Fix formatting.
8632 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8633 formatting. Don't mark induction phis for vectorization.
8634 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8635 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8636 (vect_get_vec_def_for_operand): Support induction.
8637 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8639 (vectorizable_reduction): Support reduction with induction as one of
8641 (vectorizable_type_demotion): Use def-type of stmt argument rather
8642 than dummy def-type.
8644 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8645 flag_tree_scev_cprop.
8646 * common.opt (tree-scev-cprop): New flag.
8648 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8649 call to vect_get_new_vect_var.
8651 2007-02-06 Ira Rosen <irar@il.ibm.com>
8653 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8654 vectype is not NULL.
8655 (vect_pattern_recog_1): Likewise.
8657 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8659 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8660 (fold_negate_expr): Likewise.
8662 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8665 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8666 even if cv-qualification is the same.
8668 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8670 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8671 __enable_execute_stack on completion.
8673 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8675 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8676 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8677 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8678 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8679 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8680 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8681 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8682 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8686 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8687 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8688 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8689 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8690 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8691 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8692 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8693 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8694 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8695 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8696 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8697 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8698 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8699 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8700 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8701 sqrtextenddfxf2_i387): Added amdfam10_decode.
8703 * config/i386/athlon.md (athlon_idirect_amdfam10,
8704 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8705 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8706 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8707 athlon_ivector_store_amdfam10): New define_insn_reservation.
8708 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8713 * config/i386/athlon.md (athlon_call_amdfam10,
8714 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8715 define_insn_reservation.
8716 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8717 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8718 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8722 * config/i386/athlon.md (athlon_sseld_amdfam10,
8723 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8724 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8726 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8728 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8729 define_insn_reservation.
8730 * config/i386/i386.md (sseins): Added sseins to define_attr type
8731 and define_attr unit.
8732 * config/i386/sse.md: Set type attribute to sseins for insertq
8735 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8737 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8738 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8739 ssecomi_load_amdfam10, ssecomi_amdfam10,
8740 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8741 define_insn_reservation.
8742 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8744 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8746 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8747 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8748 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8749 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8750 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8751 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8752 define_insn_reservation.
8754 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8755 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8756 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8757 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8758 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8760 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8762 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8763 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8764 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8765 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8766 athlon_ssemul_load_k8): Added amdfam10.
8768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8770 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8771 (x86_sse_unaligned_move_optimal): New variable.
8773 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8775 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8776 for unaligned vector SSE double/single precision loads for AMDFAM10.
8778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8780 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8781 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8782 Define TARGET_CPU_DEFAULT_amdfam10.
8783 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8784 (processor_type): Add PROCESSOR_AMDFAM10.
8786 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8787 processor_type in config/i386/i386.h.
8788 Enable imul peepholes for TARGET_AMDFAM10.
8790 * config.gcc: Add support for --with-cpu option for amdfam10.
8792 * config/i386/i386.c (amdfam10_cost): New variable.
8793 (m_AMDFAM10): New macro.
8794 (m_ATHLON_K8_AMDFAM10): New macro.
8795 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8796 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8797 x86_promote_QImode, x86_integer_DFmode_moves,
8798 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8799 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8800 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8801 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8802 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8803 Enable/disable for amdfam10.
8804 (override_options): Add amdfam10_cost to processor_target_table.
8805 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8806 processor_alias_table.
8807 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8808 (ix86_adjust_cost): Add code for amdfam10.
8810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8812 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8813 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8814 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8815 * config/i386/i386.h: Add builtin definition for SSE4A.
8816 * config/i386/i386.md: Add support for ABM instructions
8818 * config/i386/sse.md: Add support for SSE4A instructions
8819 (movntss, movntsd, extrq, insertq).
8820 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8821 Add -march=amdfam10 flag.
8822 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8823 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8825 * doc/extend.texi: Add documentation for SSE4A builtins.
8827 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8829 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8831 2007-02-05 Richard Guenther <rguenther@suse.de>
8833 * tree-vectorizer.h (vectorizable_function): Add argument type
8834 argument, change return type.
8835 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8836 * tree-vect-transform.c (vectorizable_function): Handle extra
8837 argument, return vectorized function decl.
8838 (build_vectorized_function_call): Remove.
8839 (vectorizable_call): Handle calls with result and argument types
8840 differing. Handle loop vectorization factor correctly.
8841 * targhooks.c (default_builtin_vectorized_function): Adjust for
8843 * targhooks.h (default_builtin_vectorized_function): Likewise.
8844 * target.h (builtin_vectorized_function): Add argument type
8846 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8847 extra argument, allow vectorizing of lrintf.
8848 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8849 documentation of target hook.
8851 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8854 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8855 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8856 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8858 2007-02-05 Roger Sayle <roger@eyesopen.com>
8860 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8861 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8862 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8863 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8864 before canonicalizing sincos to cexpi.
8865 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8867 2007-02-05 Roger Sayle <roger@eyesopen.com>
8869 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8870 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8871 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8873 2007-02-05 Roger Sayle <roger@eyesopen.com>
8875 * mips-tfile.c (initialize_init_file): Correct endianness test.
8877 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8879 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8882 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8884 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8885 saves in a PARALLEL before the register assignments.
8887 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8889 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8890 DWARF_FRAME_RETURN_COLUMN to be a general register.
8891 * dwarf2out.c (init_return_column_size): New function, split from...
8892 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8893 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8894 to be nongeneral registers.
8895 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8897 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8898 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8900 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8902 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8904 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8906 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8907 (remove_path): Use can_remove_branch_p and remove_branch instead
8908 of loop_delete_branch_edge.
8909 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8910 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8911 Update profile using scale_dominated_blocks_in_loop.
8912 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8913 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8914 (can_remove_branch_p, remove_branch): Declare.
8915 * tree-cfg.c (tree_can_remove_branch_p): New function.
8916 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8917 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8918 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8920 2007-02-05 Jan Hubicka <jh@suse.cz>
8923 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8924 nodes in cgraph, don't remove offline copy of the function.
8926 2007-02-04 Jan Hubicka <jh@suse.cz>
8928 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8929 vectors might cause maybe_lookup_element_for_expr to be called
8930 on non-sra-candidate.
8932 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8934 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8935 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8936 spelling conventions.
8938 2007-02-04 Richard Guenther <rguenther@suse.de>
8941 * fold-const.c (try_move_mult_to_index): Make sure to not
8942 overflow one dimension of a multi-dimensional array access.
8944 2007-02-04 Jan Hubicka <jh@suse.cz>
8946 * passes.c (init_optimization_passes): Reindent.
8948 2007-02-04 Jan Hubicka <jh@suse.cz>
8949 Eric Botcazou <ebotcazou@adacore.com>
8951 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8952 (execute_fixup_cfg): Break out the abnormal goto code.
8953 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8954 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8955 (optimize_inline_calls): Call make_nonlocal_label_edges.
8957 2007-02-04 Jan Hubicka <jh@suse.cz>
8959 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8960 true when something was changed.
8961 (rename_ssa_copies): When something was changed, do
8962 TODO_remove_unused_locals.
8963 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8964 add TODO_remove_unused_locals when instruction was removed.
8966 2007-02-04 Jan Hubicka <jh@suse.cz>
8968 * ipa-inline.c (try_inline): Improve debug output; work on already
8970 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8971 call try_inline for already inlined edges too when flattening;
8972 inline also functions that make callee growth but overall unit size
8975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8977 * config/m32c/bitops.md, config/m32c/jump.md,
8978 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8979 config/m32r/m32r.h, config/m32r/m32r.md,
8980 config/m32r/predicates.md, config/m68hc11/larith.asm,
8981 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8982 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8983 config/mips/mips-protos.h, config/mips/mips.c,
8984 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8985 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8986 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8987 spelling conventions.
8989 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8990 Follow spelling conventions.
8992 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8994 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8995 warn about C++0x compatibility.
8997 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8999 * config/h8300/h8300.c, config/h8300/h8300.h,
9000 config/h8300/h8300.md: Follow spelling conventions.
9002 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9005 * combine.c (try_combine): Do not substitute source operand
9006 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9008 2007-02-03 Jan Hubicka <jh@suse.cz>
9010 PR gcov-profile/30650
9011 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9012 do not divide by zero for never executed counters.
9013 (tree_find_values_to_profile): Fix counters.
9014 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9016 2007-02-03 Ian Lance Taylor <iant@google.com>
9018 * lower-subreg.c (simple_move_operand): New static function,
9019 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9021 (simple_move): Call simple_move_operand.
9022 (find_decomposable_subregs): Add special handling of MEMs.
9023 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9024 meaning of return value. If we see a hard register, test whether
9025 it can store a word_mode value. Change all callers.
9027 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9029 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9030 ftrapv insns and expanders.
9031 (subdi3): Change define_expand operand 1 to arith11_operand, and
9032 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9033 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9034 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9038 * varasm.c (notice_global_symbol): Treat global objects as weak when
9041 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9043 * emit-rtl.c (dconstpi): Delete.
9045 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9046 * real.h (dconstpi): Delete.
9048 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9049 (fold_builtin_hypot): Likewise.
9051 2007-02-03 Tom Tromey <tromey@redhat.com>
9054 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9055 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9057 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9059 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9060 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9061 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9062 config/rs6000/cell.md, config/rs6000/darwin.h,
9063 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9064 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9065 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9066 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9067 typos. Follow spelling conventions.
9068 * doc/invoke.texi: Follow spelling conventions.
9070 2007-02-03 Roger Sayle <roger@eyesopen.com>
9072 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9073 canonicalization transformations that attempt to simplify integer
9074 constant comparisons to become comparisons against zero.
9076 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9078 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9080 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9081 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9083 2007-02-02 Mike Stump <mrs@apple.com>
9085 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9086 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9087 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9088 generate a branch island.
9090 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9092 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9093 (xtensa_legitimate_address_p): New.
9094 (xtensa_legitimize_address): New.
9095 (xtensa_output_addr_const_extra): New.
9096 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9098 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9099 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9100 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9101 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9102 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9103 (xtensa_legitimize_address): New.
9104 (xtensa_output_addr_const_extra): New.
9106 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9108 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9110 2007-02-02 Ian Lance Taylor <iant@google.com>
9112 * expmed.c (expand_divmod): Add comment.
9114 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9116 * emit-rtl.c (renumber_insns): Remove.
9117 * flags.h: Remove the extern for flag_renumber_insns.
9118 * rtl.h: Remove the prototype for renumber_insns.
9119 * toplev.c (flag_renumber_insns): Remove.
9121 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9123 Revert for x86 darwin:
9124 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9126 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9127 code before the following patch under TARGET_MACHO.
9128 (ix86_function_value_regno_p): Likewise.
9130 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9132 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9135 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9138 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9139 general or fp registers. Add comments.
9140 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9142 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9144 * pointer-set.c (insert_aux): Only return insertion slot.
9145 (pointer_set_insert): Adjust.
9146 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9147 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9148 pointer_map_traverse): New.
9149 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9150 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9151 pointer_map_contains, pointer_map_traverse): Declare.
9153 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9156 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9157 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9159 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9161 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9163 (struct _dep): New type.
9164 (dep_t): New typedef.
9165 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9166 (DEP_STATUS): New access macro. The macro with the same name was
9167 renamed to DEP_LINK_STATUS.
9168 (dep_init): Declare function
9170 (struct _dep_link): New type.
9171 (dep_link_t): New typedef.
9172 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9173 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9174 (DEP_LINK_STATUS): New macro.
9175 (debug_dep_links): New debug function.
9177 (struct _deps_list): New type.
9178 (deps_list_t): New typedef.
9179 (DEPS_LIST_FIRST): New access macro.
9180 (FOR_EACH_DEP_LINK): New cycle macro.
9181 (create_deps_list, free_deps_list, delete_deps_list): Declare
9183 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9184 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9185 (copy_deps_list_change_con): Ditto.
9187 (move_dep_link): Declare function.
9189 (struct _dep_node): New type.
9190 (dep_node_t): New typedef.
9191 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9193 (struct haifa_insn_data.back_deps): New field to hold backward
9194 dependencies of the insn.
9195 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9197 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9198 Change its type to deps_list_t.
9199 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9200 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9201 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9203 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9205 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9207 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9209 (dep_cost): Declare.
9211 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9212 (ds_to_dk, dk_to_ds): New functions.
9214 (init_dep_1): New static function.
9215 (init_dep): New function.
9216 (copy_dep): New static function.
9218 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9220 (detach_dep_link): New static function.
9221 (move_dep_link): New function.
9223 (dep_links_consistent_p, dump_dep_links): New static functions.
9224 (debug_dep_links): New debugging function.
9226 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9228 (alloc_deps_list, init_deps_list): New static functions.
9229 (create_deps_list): New function.
9230 (clear_deps_list): New static function.
9231 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9232 (deps_list_consistent_p, dump_deps_list): New static functions.
9233 (debug_deps_list): New function.
9234 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9236 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9238 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9239 use new scheduler dependencies lists.
9240 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9241 (sched_analyze): Ditto. Initialize dependencies lists.
9242 (add_forw_dep, compute_forward_dependences): Update to use new
9243 scheduler dependencies lists.
9245 (init_dependency_caches): Init deps_obstack.
9246 (free_dependency_caches): Free deps_obstack.
9248 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9249 new scheduler dependencies lists.
9250 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9251 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9253 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9254 Update to use new scheduler dependencies lists.
9255 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9256 (debug_dependencies): Ditto.
9257 (schedule_region): Update comments.
9259 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9260 scheduler dependencies lists.
9261 (schedule_ebb): Update comments.
9263 * rtl.def (DEPS_LIST): Remove.
9265 * lists.c (unused_deps_list): Remove.
9266 (free_list): Update assertions.
9268 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9269 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9271 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9272 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9274 * haifa-sched.c (comments): Update.
9275 (insn_cost1): Remove. Inline the code into insn_cost ().
9276 (insn_cost): Update to use new scheduler dependencies lists. Move
9277 processing of the dependency cost to dep_cost ().
9278 (dep_cost): New function. Use it instead of insn_cost () when
9279 evaluating cost of the dependency. Use compatible interface to
9280 interact with the target.
9281 (priority): Update to use new scheduler dependencies lists.
9282 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9283 with greater number of insns that depend on the insn.
9284 (schedule_insn): Update to use new scheduler dependencies lists. Add
9285 code to free backward dependencies lists. Inline and optimize code
9286 from resolve_dep () - see PR28071.
9287 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9288 lists. Update call to targetm.sched.is_costly_dependence hook.
9290 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9291 scheduler dependencies lists.
9293 (resolve_dep): Remove. Move the logic to schedule_insn ().
9294 (init_h_i_d): Initialize dependencies lists.
9296 (process_insn_depend_be_in_spec): Rename to
9297 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9299 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9300 Update to use new scheduler dependencies lists.
9301 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9303 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9304 new scheduler dependencies lists.
9305 (build_intra_loop_deps): Ditto.
9307 * target.h (struct _dep): Declare to use in
9308 gcc_target.sched.is_costly_dependence.
9309 (struct gcc_target.sched.adjust_cost): Fix typo.
9310 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9311 single dep_t parameter instead of an equivalent triad.
9312 (struct gcc_target.sched.adjust_cost_2): Remove.
9314 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9316 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9318 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9320 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9322 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9323 (REG_DEP_TRUE): Document.
9325 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9326 Change signature to correspond to the targetm.sched.adjust_cost hook.
9327 Update use in TARGET_SCHED_ADJUST_COST_2.
9328 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9329 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9330 new scheduler dependencies lists.
9331 (ia64_gen_check): Ditto.
9333 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9336 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9337 signature to correspond to the targetm.sched.is_costly_dependence hook.
9338 (is_costly_group): Update to use new scheduler dependencies lists.
9340 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9341 instead of INSN_COST () macro.
9343 2007-02-01 Ian Lance Taylor <iant@google.com>
9345 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9347 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9349 * pa.md (tp_load): Correct mfctl instruction syntax.
9351 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9353 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9354 altivec_padding_size calculation on AIX. Improve comment, add
9355 assert to verify that it's right.
9357 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9360 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9363 * global.c (global_alloc): Add mising initialization of
9366 2007-02-01 Roger Sayle <roger@eyesopen.com>
9368 * alias.c (init_alias_analysis): Correct whitespace.
9369 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9370 partition_hot_cold_basic_blocks): Likewise.
9371 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9372 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9373 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9374 fold_builtin_snprintf_chk, fold_builtin_printf,
9375 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9376 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9377 * cfgcleanup.c (cleanup_cfg): Likewise.
9378 * cfgexpand.c (tree_expand_cfg): Likewise.
9379 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9380 * function.c (get_next_funcdef_no): Likewise.
9381 * gengtype.c (main): Likewise.
9382 * genmodes.c (main): Likewise.
9383 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9384 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9385 * ifcvt.c (noce_emit_move_insn): Likewise.
9386 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9388 * stor-layout.c (get_best_mode): Likewise.
9389 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9390 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9391 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9392 perform_var_substitution, solve_graph): Likewise.
9393 * tree-vrp.c (vrp_finalize): Likewise.
9395 2007-02-01 Ian Lance Taylor <iant@google.com>
9397 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9398 high part of a paradoxical subreg, return a constant zero.
9400 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9402 * toplev.c (lang_dependent_init): Call init_set_costs.
9403 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9405 2007-02-01 Richard Guenther <rguenther@suse.de>
9408 * fold-const.c (fold_negate_expr): Allow negating a
9409 constant if overflow does not change.
9411 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9413 * doc/c-tree.texi (Expression trees): Improve markup.
9414 * doc/tm.texi (Register Classes, Addressing Modes)
9415 (Floating Point): Fix spacing after abbreviations. Fix some
9418 2007-02-01 Ben Elliston <bje@au.ibm.com>
9420 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9421 * doc/contrib.texi: Likewise.
9422 * doc/install.texi: Likewise.
9424 2007-01-31 Richard Henderson <rth@redhat.com>
9425 Ian Lance Taylor <iant@google.com>
9427 * lower-subreg.c: New file.
9428 * rtl.def (CONCATN): Define.
9429 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9431 * emit-rtl.c (update_reg_offset): New static function, broken out
9432 of gen_rtx_REG_offset.
9433 (gen_rtx_REG_offset): Call update_reg_offset.
9434 (gen_reg_rtx_offset): New function.
9435 * regclass.c: Revert patch of 2006-03-05, restoring
9437 (clear_reg_info_regno): New function.
9438 * dwarf2out.c (concatn_loc_descriptor): New static function.
9439 (loc_descriptor): Handle CONCATN.
9440 * common.opt (fsplit_wide_types): New option.
9441 * opts.c (decode_options): Set flag_split_wide_types when
9443 * timevar.def (TV_LOWER_SUBREG): Define.
9444 * rtl.h (gen_reg_rtx_offset): Declare.
9445 (reg_scan_update): Declare.
9446 * regs.h (clear_reg_info_regno): Declare.
9447 * tree-pass.h (pass_lower_subreg): Declare.
9448 (pass_lower_subreg2): Declare.
9449 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9450 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9452 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9453 * Makefile.in (OBJS-common): Add lower-subreg.o.
9454 (lower-subreg.o): New target.
9456 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9458 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9460 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9463 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9465 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9468 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9470 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9472 * cfgloop.h: Include vec-prim.h.
9473 (enum li_flags): Remove LI_ONLY_OLD.
9474 (loop_iterator): Changed.
9475 (fel_next, fel_init): Iterate over loop tree.
9476 (FOR_EACH_LOOP_BREAK): New macro.
9477 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9479 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9480 * modulo-sched.c (sms_schedule): Ditto.
9481 * tree-vectorizer.c (vectorize_loops): Ditto.
9482 * doc/loop.texi: Update information on loop numbering and behavior of
9483 FOR_EACH_LOOP wrto new loops.
9484 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9485 add_to_evolution_1): Test nestedness of loops instead of comparing
9487 * tree-chrec.c (chrec_fold_plus_poly_poly,
9488 chrec_fold_multiply_poly_poly, chrec_evaluate,
9489 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9490 reset_evolution_in_loop): Ditto.
9491 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9493 2007-01-31 Dirk Mueller <dmueller@suse.de>
9495 * c-common.c (warn_about_parentheses): Separate warning about
9496 un-parenthized sequence of comparison operators from the one
9497 which is supposed to warn about x <= y <= z.
9499 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9501 * optabs.h (enum optab_index): Add new OTI_isinf.
9502 (isinf_optab): Define corresponding macro.
9503 * optabs.c (init_optabs): Initialize isinf_optab.
9504 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9506 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9507 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9509 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9510 expand_builtin_interclass_mathfn.
9511 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9512 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9513 (fxam<mode>2_i387): New insn pattern.
9514 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9515 built-in functions as x87 inline asm.
9517 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9519 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9521 2007-01-30 Eric Christopher <echristo@apple.com>
9523 * config.gcc: Add geode.
9525 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9527 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9528 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9529 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9530 value-prof.c: Fix comment typos.
9532 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9535 * doc/invoke.texi (Wpointer-arith): Document warning.
9537 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9539 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9540 the list of discrepancies from the draft TR.
9542 2007-01-30 Dirk Mueller <dmueller@suse.de>
9545 * doc/invoke.texi (-Wreturn-type): Update description to
9548 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9550 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9552 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9554 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9555 to handle optabs that operate on floating point input argument and
9556 output to integer output.
9557 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9558 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9559 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9560 expand_builtin_interclass_mathfn ().
9561 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9563 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9564 ilogbl built-in functions as x87 intrinsics.
9566 2007-01-30 Richard Guenther <rguenther@suse.de>
9569 * dwarf2out.c (reference_to_unused): Query varpool if the
9570 variable was output.
9572 2007-01-30 Richard Guenther <rguenther@suse.de>
9575 * passes.c (execute_one_pass): Reset in_gimple_form to not
9576 confuse non-unit-at-a-time mode.
9578 2007-01-29 Roger Sayle <roger@eyesopen.com>
9579 Richard Guenther <rguenther@suse.de>
9581 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9582 avoid undefined behaviour on overflow. Use force_fit_type_double
9583 to construct the constant with the specified TREE_OVERFLOW.
9585 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9587 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9588 * config/dfp-bit.h: Ditto.
9590 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * c-decl.c (pop_scope): Replace warnings with call to
9593 warn_for_unused_label.
9594 * c-common.h (warn_for_unused_label): Declare.
9595 * c-common.c (warn_for_unused_label): Define.
9597 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9599 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9602 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9604 * Makefile.in (USER_H): Remove decfloat.h.
9605 * ginclude/decfloat.h: Delete, moving contents to ...
9606 * ginclude/float.h: Add support for decimal floating point,
9607 guarded by __STDC_WANT_DEC_FP__.
9609 2007-01-29 Mike Stump <mrs@apple.com>
9611 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9612 Analysis and Representation to resolve case insensitive conflict.
9613 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9615 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9617 * tree.h (struct tree_memory_tag): Add aliases member.
9618 (MTAG_ALIASES): New macro.
9619 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9620 (add_may_alias): Remove pointer-set. Update for may_aliases being
9622 (mark_aliases_call_clobbered): Update for may_aliases being a
9624 (compute_tag_properties): Ditto.
9625 (create_partition_for): Ditto.
9626 (compute_memory_partitions): Ditto.
9627 (dump_may_aliases_for): Ditto.
9628 (is_aliased_with): Ditto.
9629 (add_may_alias_for_new_tag): Ditto.
9630 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9631 (compute_is_aliased): New function.
9632 (compute_may_aliases): Call compute_is_aliased).
9633 (init_alias_info): Initialize alias_bitmap_obstack.
9634 (union_alias_set_into): New function.
9635 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9636 (have_common_aliases_p): Rewrite to take two bitmaps and use
9638 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9640 (finalize_ref_all_pointers): Update for add_may_alias changes.
9641 (new_type_alias): Ditto.
9642 * tree-flow-inline.h (may_aliases): Return a bitmap.
9643 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9644 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9645 may_aliases being a bitmap.
9646 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9647 may_aliases now returns a bitmap.
9648 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9650 * tree-ssa-operands.c (add_virtual_operand): Update for
9651 may_aliases being a bitmap.
9653 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9655 PR tree-optimization/30630
9656 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9657 variable as changed.
9659 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9662 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9663 expanded only once even if an error occurs.
9665 2007-01-29 Ben Elliston <bje@au.ibm.com>
9667 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9668 (__gcov_average_profiler): Likewise.
9669 (__gcov_ior_profiler): Likewise.
9670 (__gcov_merge_ior): Likewise.
9672 2007-01-28 Jan Hubicka <jh@suse.cz>
9674 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9675 * value-prof.c (stringop_block_profile): Likewise.
9677 2007-01-28 Jan Hubicka <jh@suse.cz>
9679 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9680 variant handling histograms; add wrapper.
9681 (clear_storage_via_libcall): Export.
9682 (emit_block_move_hints): Break out from ...; add histograms.
9683 (emit_block_move): ... this one.
9684 (clear_storage_hints): Break out from ...; add histograms.
9685 (clear_storage): ... this one.
9686 (set_storage_via_memset): Handle histogram.
9687 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9688 (clear_storage_hints, clear_storage_via_libcall): Declare.
9689 (set_storage_via_setmem): Update prototype.
9690 * doc/md.texi (movmem, setmem): Document new arguments.
9692 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9694 (stringop_block_profile): New global function.
9695 (tree_stringops_values_to_profile): Profile block size and alignment.
9696 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9698 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9699 (stringop_block_profile): Declare.
9700 * builtins.c: Include value-prof.h.
9701 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9702 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9703 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9704 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9705 * profile.c (instrument_values): Add new counters.
9706 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9708 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9709 (tree_init_edge_profiler): Build new profilers.
9710 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9711 (pass_tree_profile): Add dump.
9712 (tree_profile_hooks): Update.
9713 * Makefile.in (LIBGCOV): Add new constants.
9714 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9715 __gcov_ior_profiler): New.
9716 * i386.md (movmem/setmem expanders): Add new optional arguments.
9718 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9720 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9722 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9724 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9725 (tree_unswitch_single_loop): Pass eni_size_weights to
9726 tree_num_loop_insns.
9727 * tree-ssa-loop-manip.c: Include tree-inline.h.
9728 (can_unroll_loop_p): Pass eni_size_weights to
9729 tree_num_loop_insns.
9730 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9731 Pass eni_size_weights to estimate_num_insns.
9732 * tree.h (init_inline_once): Export.
9733 * toplev.c (backend_init): Call init_inline_once.
9734 * cgraphunit.c (cgraph_process_new_functions,
9735 cgraph_analyze_function): Pass eni_inlining_weights to
9737 * ipa-inline.c (compute_inline_parameters): Ditto.
9738 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9739 to estimate_num_insns.
9740 (try_unroll_loop_completely): Pass eni_size_weights to
9741 tree_num_loop_insns.
9742 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9743 ot estimate_num_insns.
9744 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9745 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9746 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9747 eni_time_weights): New variables.
9748 (init_inline_once): Initialize them.
9749 (struct eni_data): Mew.
9750 (estimate_num_insns_1, estimate_num_insns): Use weights.
9751 * tree-inline.h (struct eni_weights_d): New.
9752 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9753 (estimate_num_insns): Declaration changed.
9754 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9755 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9756 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9758 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9760 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9761 relations in the conflict function is valid.
9763 2007-01-27 Ian Lance Taylor <iant@google.com>
9765 * common.opt: Add fstrict-overflow.
9766 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9767 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9768 (TYPE_OVERFLOW_UNDEFINED): Define.
9769 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9771 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9772 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9773 (fold_negate_expr): Likewise.
9774 (make_range): Likewise.
9775 (extract_muldiv_1): Likewise.
9776 (maybe_canonicalize_comparison): Likewise.
9777 (fold_comparison): Likewise.
9778 (fold_binary): Likewise.
9779 (tree_expr_nonnegative_p): Likewise.
9780 (tree_expr_nonzero_p): Likewise.
9781 * tree-vrp.c (compare_values): Likewise.
9782 (extract_range_from_binary_expr): Likewise.
9783 (extract_range_from_unary_expr): Likewise.
9784 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9786 (nowrap_type_p): Likewise.
9787 * tree-scalar-evolution.c (simple_iv): Likewise.
9788 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9789 (build_range_check): Likewise.
9790 (extract_muldiv_1): Likewise.
9791 (fold_comparison): Likewise.
9792 * tree-vrp.c (vrp_int_const_binop): Likewise.
9793 (extract_range_from_unary_expr): Likewise.
9794 * convert.c (convert_to_integer): Likewise.
9795 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9796 (fold_comparison): Likewise.
9797 (fold_binary): Likewise.
9798 * optabs.c (optab_for_tree_code): Likewise.
9799 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9800 * simplify-rtx.c (simplify_const_relational_operation): Check
9801 flag_strict_overflow and flag_trapv.
9802 (simplify_const_relational_operation): Likewise.
9803 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9804 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9807 2007-01-27 Roger Sayle <roger@eyesopen.com>
9809 * tree.c (tree_fold_gcd): Delete.
9810 * tree.h (tree_fold_gcd): Remove prototype.
9811 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9812 test whether one constant integer is a multiple of another. Instead
9813 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9814 * fold-const.c (multiple_of_p): We've determined both TOP and
9815 BOTTOM are integer constants so we can call int_const_binop directly
9816 instead of the more generic const_binop.
9818 2007-01-27 Roger Sayle <roger@eyesopen.com>
9820 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9821 1*X check that the constant hasn't overflowed, to preserve the
9823 (round_up): Provide an efficient implementation when rouding-up an
9824 INTEGER_CST to a power-of-two.
9826 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9828 * doc/sourcebuild.texi: Add comma for clarity.
9829 * doc/extend.texi: Fix some typos.
9830 * doc/passes.texi: Likewise.
9831 * doc/cppinternals.texi: Likewise.
9832 * doc/c-tree.texi: Likewise.
9833 * doc/tree-ssa.texi: Likewise.
9834 * doc/install.texi: Likewise.
9836 2007-01-27 Jan Hubicka <jh@suse.cz>
9838 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9839 (pass_sra): Do not require alias information.
9840 * passes.c (init_optimization_passes): Add SRA
9842 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9844 * tracer.c (rest_of_handle_tracer): We already cleaned
9845 up the CFG in tracer() so don't do it here again.
9846 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9847 cleanup_cfg here, either. And don't call renumber_insns.
9849 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9850 and BB_HEAD are in the insn stream here. Instead make sure
9851 that BB_INSN is valid on all insns. Also, do check here that
9852 there are no pending branch predictions...
9853 (rtl_verify_flow_info): ...instead of doing it here. Checks
9854 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9857 2007-01-26 Roger Sayle <roger@eyesopen.com>
9859 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9860 function to simplify/factorize operand order canonicalization.
9861 (ix86_fixup_binary_operands): Reorganize using the above function.
9862 (ix86_binary_operator_ok): Likewise.
9864 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9866 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9867 file scope from optimize_attrs.
9868 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9870 (optimize_attrs): Clear insn_code_values after freeing it.
9872 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9874 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9875 a parts.base assignment.
9877 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9879 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9880 (compute_subscript_distance, initialize_data_dependence_relation,
9881 finalize_ddr_dependent, analyze_ziv_subscript,
9882 analyze_siv_subscript_cst_affine,
9883 compute_overlap_steps_for_affine_univar,
9884 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9885 analyze_siv_subscript, analyze_miv_subscript,
9886 analyze_overlapping_iterations, subscript_dependence_tester_1,
9887 compute_self_dependence, free_dependence_relation): Work
9888 with affine_fn instead of chrecs.
9889 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9890 common_affine_function, affine_function_base,
9891 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9892 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9893 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9894 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9895 (all_chrecs_equal_p): Removed.
9896 * tree-data-ref.h (affine_fn, conflict_function): New types.
9897 (struct subscript): Change type of conflicting_iterations_in_a
9898 and conflicting_iterations_in_b.
9900 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9903 * config/pa/pa.h (TARGET_HPUX_11): New.
9904 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9905 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9907 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9908 Richard Guenther <rguenther@suse.de>
9910 * tree-ssa-structalias.c (solve_graph): Handle case
9911 we merged the variable to another.
9913 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9915 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9918 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9919 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9921 2007-01-25 DJ Delorie <dj@redhat.com>
9923 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9924 allow changes to modes which don't fit in those registers.
9926 * reload1.c (choose_reload_regs): Check for invalid subregs before
9927 computing their locations, not after.
9929 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9932 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9933 save Altivec registers in an eh_return function.
9934 (compute_vrsave_mask): Likewise.
9935 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9936 for saving Altivec registers.
9937 (rs6000_emit_prologue): Don't allocate stack twice in
9938 eh_return function. Correct expected value of altivec_save_offset
9939 when using save_world. Describe save of R0 to stack when using
9940 save_world. Describe stack pointer adjustment when using
9941 save_world. Remove duplicated eh_return parameter register saving.
9942 Update sp_offset variable after save_world.
9943 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9945 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9946 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9949 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9951 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9953 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9956 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9957 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9959 2007-01-25 Richard Guenther <rguenther@suse.de>
9961 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9962 * common.opt (-Wcoverage-mismatch): New warning option.
9963 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9964 if -Wcoverage-mismatch is given.
9966 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9968 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9969 (ipcp_driver): Change to static definition.
9970 Add dumping of the ifunctions.
9971 (constant_val_insert): Remove unused parameter. Support for SSA.
9972 (ipcp_propagate_const): Support for SSA.
9973 (ipcp_profile_bb_print): Print only analyzed nodes.
9974 (ipcp_replace_map_create): Remove support for Fortran constant
9976 * ipa-prop.c (ipa_method_modify_stmt,
9977 ipa_callsite_compute_param): Support for SSA.
9978 * ipa-prop.h (ipcp_driver): Remove declaration.
9979 (IS_VALID_TREE_MAP_INDEX): Add define.
9981 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9983 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9985 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9988 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9989 constant argument to cabs and do it without checking for
9990 -funsafe-math-optimizations.
9992 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9994 * c-common.h (RID_FIRST_CXX0X): New.
9995 (RID_LAST_CXX0X): New.
9996 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9998 * c.opt (Wc++0x-compat): New.
9999 * doc/invoke.texi (-Wc++0x-compat): Document.
10001 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10003 * builtins.c (fold_builtin_carg): New.
10004 (fold_builtin_1): Use it.
10006 2007-01-24 Jan Hubicka <jh@suse.cz>
10008 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10010 * ipa-inline.c (initial_insns, max_insns): Delete.
10011 (compute_max_insns): New function.
10012 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10013 of insns as base for code growth.
10014 (cgraph_decide_inlining): Make initial_insns local; do not compute
10016 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10017 * doc/invoke.texi (inline-unit-growth): Update docs.
10019 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10021 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10022 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10023 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10024 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10025 for CPUs that have PTA_CX16 set.
10027 PR middle-end/27416
10028 * gimplify.c (omp_check_private): New function.
10029 (gimplify_scan_omp_clauses): Use it for
10030 firstprivate/lastprivate/reduction.
10032 PR middle-end/30494
10033 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10034 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10036 PR middle-end/30421
10037 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10038 If lower_lastprivate_clauses emits some statements, append them
10039 to dlist rather than body_p and to body_p append an initializer.
10040 (lower_omp_for): Adjust caller.
10042 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10044 * target.h (globalize_decl_name): New.
10045 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10046 * output.h (default_globalize_decl_name): New.
10047 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10049 (globalize_decl): Ditto.
10050 (default_globalize_decl_name): New.
10051 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10052 (ia64_handle_version_id_attribute): New.
10053 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10054 (ia64_asm_output_external): Use globalize_decl_name instead
10055 of globalize_label.
10056 * doc/extend.texi (version_id): New pragma.
10057 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10059 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10061 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10062 _uleb128_t and _Unwind_SWord with _sleb128_t.
10063 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10064 uw_frame_state_for, uw_update_context_1): Likewise.
10065 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10066 * unwind-pe.h (read_uleb128, read_sleb128,
10067 read_encoded_value_with_base): Likewise.
10068 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10070 2007-01-24 Richard Guenther <rguenther@suse.de>
10072 * builtins.c (expand_builtin_cexpi): Get the fndecl
10073 for cexp in the correct way.
10075 2007-01-24 Jan Hubicka <jh@suse.cz>
10077 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10079 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10081 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10082 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10083 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10084 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10085 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10086 __SIZEOF_PTRDIFF_T__.
10087 * doc/cpp.texi: Documentation for the new builtin macros added.
10089 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10092 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10093 instead of operands[2] to avoid access past the end of array.
10095 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10097 * reload1.c (emit_reload_insns): Pass the reload register
10098 for a non-spill output reload through forget_old_reloads_1.
10100 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10102 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10103 _SOFT_DOUBLE if doubles use software floating-point.
10104 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10105 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10106 * config/rs6000/darwin-ldouble.c: Also compile functions for
10107 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10108 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10109 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10110 commented-out long double override.
10111 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10112 * config/rs6000/eabispe.h: Likewise.
10113 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10114 long double for non-SPE.
10115 (rs6000_handle_option): Likewise.
10116 (invalid_e500_subreg): Disallow more subregs involding DImode,
10117 DFmode, TImode or TFmode.
10118 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10120 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10122 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10123 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10125 (rs6000_legitimate_address): Also check for TFmode for E500
10127 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10128 (spe_build_register_parallel): Handle TFmode and TCmode.
10129 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10131 (function_arg): Handle TFmode and TCmode for E500 double.
10132 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10134 (print_operand): Handle TFmode and TImode for %y.
10135 (rs6000_generate_compare): Handle TFmode comparisons for E500
10137 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10138 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10139 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10140 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10141 TFmode for E500 double.
10142 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10143 (floatsidf2): Enable for E500 double.
10144 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10145 (extenddftf2): Change to extenddftf2_fprs.
10146 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10147 depending on TARGET_E500_DOUBLE.
10148 (extendsftf2): Enable for E500 double.
10149 (trunctfdf2): Enable for E500 double.
10150 (trunctfsf2): Change to trunctfsf2_fprs.
10151 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10152 depending on TARGET_E500_DOUBLE.
10153 (floatsitf2): Enable for E500 double.
10154 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10155 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10156 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10157 (negtf2): Change to negtf2_internal.
10158 (negtf2): New expander.
10159 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10160 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10161 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10162 (movdi_internal32): Use rs6000_nonimmediate_operand.
10163 (unnamed splitter): Likewise.
10164 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10165 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10166 (SPE64TF, DITI): New mode macros.
10167 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10170 (frob_<mode>_di_2): New.
10171 (frob_tf_di_8_2): New.
10172 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10174 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10176 (frob_ti_<mode>_8_2): New.
10177 (frob_ti_tf_2): New.
10178 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10179 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10181 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10182 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10183 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10184 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10185 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10186 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10189 2007-01-23 Ian Lance Taylor <iant@google.com>
10191 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10193 (OBJS-archive): Reformat, alphabetize.
10194 (OBJS): Change out_object_file to OBJS-md.
10196 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10198 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10199 JUMP_P and CALL_P predicates where applicable.
10200 * config/i386/i386.c: Ditto.
10201 * config/i386/i386.md: Ditto.
10202 * config/i386/mmx.md: Ditto.
10203 * config/i386/predicates.md: Ditto.
10205 2007-01-22 Andreas Schwab <schwab@suse.de>
10207 * config/m68k/m68k.h: Fix comment.
10209 2007-01-22 Jan Hubicka <jh@suse.cz>
10211 * passes.c (init_optimization_passes): Do not rerun
10212 pass_early_warn_uninitialized.
10214 2007-01-22 Richard Guenther <rguenther@suse.de>
10216 PR tree-optimization/30038
10217 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10219 (execute_cse_sincos_1): Likewise.
10220 (execute_cse_sincos): Likewise.
10221 (gate_cse_sincos): Likewise.
10222 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10223 the cexpi() canonicalization of sincos().
10224 * tree-pass.h (pass_cse_sincos): Declare.
10225 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10227 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10229 PR rtl-optimization/29329
10230 * combine.c (replaced_rhs_insn): Rename to i2mod.
10231 (replaced_rhs_value): Rename to i2mod_new_rhs.
10232 (i2mod_old_rhs): New global variable.
10233 (combine_instructions): Adjust for above change. Save a copy of
10234 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10235 note are substituted in the second instruction.
10236 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10237 ditch the note if it pertains to the second eliminated register
10238 and this register is mentioned in i2mod_old_rhs.
10241 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10243 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10244 the insn to which the note was originally attached.
10246 2007-01-21 Jan Hubicka <jh@suse.cz>
10248 * ipa-inline.c (inlining_mode): Comment, move up.
10249 (cgraph_decide_inlining_incrementally): Do not perform inlining
10250 itself; fix handling of flattening of self recursive functions.
10251 (cgraph_find_cycles): Remove.
10252 (cgraph_flatten_node): Remove.
10253 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10254 (try_inline): New function.
10255 (cgraph_early_inlining): Update call of
10256 cgraph_decide_inlining_incrementally. Apply inlining here.
10257 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10259 2007-01-21 Dirk Mueller <dmueller@suse.de>
10262 * tree-vrp.c (check_array_bounds): do not warn
10263 about ADDR_EXPR's of ARRAY_REF's which are immediately
10264 used in binary expressions.
10266 2007-01-21 Ira Rosen <irar@il.ibm.com>
10268 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10269 read_write_dep and macros for its access.
10270 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10271 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10272 argument, call vect_check_interleaving for every independent pair of
10273 data-refs. Mark loads that access the same memory location as a store
10275 (vect_check_dependences): Remove.
10276 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10277 call, fix the call to vect_analyze_data_ref_dependence.
10278 (vect_analyze_data_ref_access): For statements that access the same
10279 data-ref, check that they are not stores; for loads, check that there
10280 is no store that access the same location.
10282 2007-01-20 Roger Sayle <roger@eyesopen.com>
10283 Joseph Myers <joseph@codesourcery.com>
10285 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10286 (-fdump-rtl-stack): Likewise.
10287 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10288 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10289 (-mpt-fixed): Use @minus{} for minus sign.
10290 (Using Precompiled Headers): Fix under/overfull hbox.
10292 2007-01-20 Jan Hubicka <jh@suse.cz>
10294 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10295 place within annotation.
10297 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10299 * pa.c (output_move_double): Change array size of xoperands to 4.
10301 2007-01-20 Jan Hubicka <jh@suse.cz>
10303 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10306 2007-01-19 Ian Lance Taylor <iant@google.com>
10308 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10309 constant to unsigned HOST_WIDE_INT before negating.
10311 2007-01-19 Ian Lance Taylor <iant@google.com>
10313 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10315 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10316 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10317 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10318 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10319 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10320 (realloc_vdef, realloc_vuse): Change second parameter to
10322 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10323 fields to unsigned.
10324 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10325 unsigned. Change x and lim locals to unsigned.
10326 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10328 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10329 (copy_virtual_operands): Change i and n locals to unsigned.
10331 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10333 PR middle-end/29335
10334 * builtins.c (fold_builtin_1): Handle builtin fdim.
10336 2007-01-20 Jan Hubicka <jh@suse.cz>
10338 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10339 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10340 init_alias_heapvars.
10341 (init_alias_heapvars): Initialize only when not already initialized.
10342 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10344 2007-01-19 Roger Sayle <roger@eyesopen.com>
10346 * common.opt (fsigned-zeros): New command line option.
10347 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10348 of flag_unsafe_math_optimizations.
10349 * opts.c (set_fast_math_flags): The -ffast-math command line option
10350 implies -fno-signed-zeros.
10351 (fast_math_flags_set_p): Likewise.
10353 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10354 the documentation of -ffast-math appropriately. Wrap long lines.
10356 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10358 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10359 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10361 2007-01-19 Tomas Bily <tbily@suse.cz>
10363 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10365 (tree_init_ic_make_global_vars): New function
10366 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10367 (tree_gen_ic_profiler): New function
10368 (tree_gen_ic_func_profiler): New function
10369 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10370 (tree_profile_hooks): Added hook for indirec/virtual calls
10371 * value-prof.c (tree_find_values_to_profile): New case for
10373 (tree_values_to_profile): Call for determining indirect/virtual
10375 (tree_indirect_call_to_profile): New function
10376 (tree_ic_transform): New function
10377 (tree_ic): New function
10378 (find_func_by_pid): New function
10379 (init_pid_map): New function
10380 (tree_value_profile_transformations): Added check for
10381 indirect/virtual call transformation
10382 * value-prof.h (enum hist_type): New counter type for
10383 indirect/virtual calls
10384 (profile_hooks): Added new hook for profiling indirect/virtual
10386 * profile.c (instrument_values): New case for indirect/virtual
10388 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10389 (GCOV_COUNTER_V_INDIR): New counter type
10390 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10391 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10393 * cgraph.c: Definition of cgraph_max_pid
10394 (cgraph_create_node): Default init of pid attribute
10395 * cgraph.h: Declaration of cgraph_max_pid
10396 (struct cgraph_node): Added pid attribute
10397 * libgcov.c (__gcov_indirect_call_profiler): New function
10398 (__gcov_one_value_profiler_body): New function
10399 (__gcov_one_value_profiler): Body was moved to
10400 __gcov_one_value_profiler_body and calls it
10402 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10404 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10405 * gengtype.c (write_types_data, write_func_for_structure,
10406 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10407 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10408 (walk_type, write_func_for_structure): Generate the mark_hook if
10411 2007-01-19 Jan Hubicka <jh@suse.cz>
10413 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10414 'early' argument take inlining mode argument specifying whether to
10415 inline for size/speeed or all functions; add support for flattening;
10417 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10419 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10422 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10423 the name of the declared identifier.
10425 2007-01-19 Dirk Mueller <dmueller@suse.de>
10427 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10428 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10429 duplicate evaluation.
10431 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10434 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10435 to XFMode, use acosxf2 and truncate result to requested mode.
10436 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10437 (asin<mode>2): Similarly, with asin expanders.
10438 (*fscalexf4_i387): Rename from *fscalexf4.
10439 (expNcorexf3): New expander.
10440 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10441 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10442 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10443 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10444 patterns for SSE math.
10445 (exp10<mode>2): Similarly, with exp10 expanders.
10446 (exp2<mode>2): Similarly, with exp2 expanders.
10447 (expm1<mode>2): Similarly, with expm1 expanders.
10448 (ldexp<mode>3): Similarly, with ldexp expanders.
10449 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10450 Use gen_truncxf<mode>2_i387_noop to truncate result.
10452 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10454 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10455 for ColdFire targets.
10457 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10458 Richard Sandiford <richard@codesourcery.com>
10460 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10461 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10462 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10463 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10464 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10465 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10467 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10469 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10470 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10471 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10472 (*adddi_dilshr32_cf): New pattern.
10473 (adddi3, subdi3): Remove first alternatives.
10475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10477 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10478 implemented using move.l, do not use its cc result for floating-point
10481 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10483 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10484 from accepting 's' constraints if flag_pic.
10486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10488 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10489 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10490 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10491 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10493 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10495 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10496 ColdFire alternatives.
10497 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10498 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10499 architectures that support ff1 instruction.
10501 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10502 Julian Brown <julian@codesourcery.com>
10504 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10505 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10506 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10511 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10513 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10514 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10515 HOST_WIDE_INT instead of an rtx.
10516 (m68k_rtx_costs): Update call accordingly.
10517 (output_move_const_into_data_reg): Likewise. Fix formatting.
10518 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10520 (output_move_simode_const): Update calls after above changes.
10521 Rework to use automatic variables and predicates like MEM_P.
10522 * config/m68k/m68k.md (pushexthisi_const): Update call to
10525 2007-01-19 Dirk Mueller <dmueller@suse.de>
10527 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10528 in dump_flags test.
10530 2007-01-19 Richard Guenther <rguenther@suse.de>
10532 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10533 via cexp in case sincos is not available.
10535 2007-01-19 Richard Guenther <rguenther@suse.de>
10537 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10538 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10539 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10540 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10541 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10542 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10543 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10544 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10546 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10548 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10550 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10551 (atan2xf3): Directly generate RTL pattern.
10552 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10553 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10554 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10555 disable patterns for SSE math.
10556 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10557 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10558 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10559 disable patterns for SSE math.
10561 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10563 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10565 2007-01-18 Roger Sayle <roger@eyesopen.com>
10567 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10568 VIEW_CONVERT_EXPR to the same type as it's operand.
10570 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10572 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10573 configured for long double 128.
10575 2007-01-18 Mike Stump <mrs@apple.com>
10577 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10580 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10582 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10585 2007-01-18 Jan Hubicka <jh@suse.cz>
10587 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10588 greater than NUM_VOP_FREE_BUCKETS.
10590 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10592 * tree-ssa-structalias.c: Update comments.
10593 (ptabitmap_obstack): Removed.
10594 (pta_obstack): New.
10595 (oldpta_obstack): Ditto.
10596 (stats): Add a few members.
10597 (struct variable_info): Remove node, complex, address_taken, and
10598 indirect_target members. Add oldsolution member.
10599 (new_var_info): Do not initialize removed members.
10600 (constraint_expr_type): Remove INCLUDES.
10601 (constraint_graph): Add size, implicit_preds, rep,
10602 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10603 (FIRST_REF_NODE): New macro.
10604 (LAST_REF_NODE): Ditto.
10605 (FIRST_ADDR_NODE): Ditto.
10606 (find): New function.
10608 (dump_constraint): Do not handle INCLUDES.
10609 (insert_into_complex): Do not insert duplicate constraints.
10610 (condense_varmap_nodes): Renamed and rewritten into ...
10611 (merge_node_constraints): This. Also fix bug in handling of
10612 offseted copy constraints.
10613 (clear_edges_for_node): No longer need to deal with preds at all,
10614 or removing associated preds/succs.
10615 (merge_graph_nodes): Deal with indirect_cycles.
10616 Don't deal with predecessors.
10617 (add_implicit_graph_edge): New function.
10618 (add_pred_graph_edge): Ditto.
10619 (add_graph_edge): Don't deal with predecessors.
10620 (build_constraint_graph): Removed.
10621 (build_pred_graph): New function.
10622 (build_succ_graph): Ditto.
10623 (struct scc_info): Removed in_component. Added roots, dfs, and
10624 node_mapping. Remove visited_index, unification_queue.
10625 (scc_visit): Deal with union-find we do now.
10626 Deal with cycles with REF nodes.
10627 (collapse_nodes): Renamed and rewritten to ...
10628 (unify_nodes): This.
10629 (process_unification_queue): Removed.
10630 (topo_visit): Cleanup
10631 (do_da_constraint): Use find.
10632 (do_sd_constraint): Ditto.
10633 (do_ds_constraint): Ditto.
10634 (do_complex_constraint): Ditto.
10635 (init_scc_info): Update for removed and added members.
10636 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10637 (find_indirect_cycles): This.
10638 (equivalence_class): New variable.
10639 (label_visit): New function.
10640 (perform_variable_substitution): Rewritten.
10641 (free_var_substitution_info): New function.
10642 (find_equivalent_node): Ditto.
10643 (move_complex_constraints): Ditto.
10644 (eliminate_indirect_cycles): Ditto.
10645 (solve_graph): Only propagate changed bits.
10646 Use indirect cycle elimination.
10648 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10649 (tree_id_eq): Renamed to ...
10650 (tree_vi_eq): This. Update for member change
10651 (insert_id_for_tree): Renamed and rewritten to ...
10652 (insert_vi_for_tree): This.
10653 (lookup_id_for_tree): Renamed and rewritten to ...
10654 (lookup_vi_for_tree): This.
10655 (get_id_for_tree): Renamed and rewritten to ...
10656 (get_vi_for_tree): Ditto.
10657 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10658 (process_constraint): Don't handle INCLUDES.
10659 Remove special ADDRESSOF case.
10660 (find_func_aliases): Rewrite to use vi functions instead of id
10662 (create_function_info_for): Ditto.
10663 (create_variable_info_for): Ditto.
10664 (intra_create_variable_infos): Ditto.
10665 (merge_smts_into): Ditto.
10666 (find_what_p_points_to): Ditto.
10667 (init_base_vars): Ditto.
10668 (init_alias_vars): Ditto.
10669 (remove_preds_and_fake_succs): New function.
10670 (dump_sa_points_to_info): Dump new stats.
10671 (dump_solution_for_var): Use find.
10672 (set_used_smts): Fix formatting.
10673 (compute_points_to_sets): Updated for new functions.
10674 (ipa_pta_execute): Ditto.
10676 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10677 Richard Sandiford <richard@codesourcery.com>
10679 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10681 * calls.c (expand_call): If the return value is a PARALLEL,
10682 extract its first member.
10683 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10684 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10685 use FUNCTION_EXTRA_EPILOGUE.
10686 (m68k_function_value): Return a PARALLEL if the return value
10687 is of a pointer type.
10688 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10689 (FUNCTION_EXTRA_EPILOGUE): Remove.
10690 * config/m68k/m68k.md (D0_REG): New constant.
10692 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10694 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10695 output a NOP for empty epilogues.
10697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10699 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10700 before function. Extend register save check to include all
10701 registers, not just integer ones.
10703 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10705 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10706 (m68k_use_return_insn): ...this.
10707 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10708 * config/m68k/m68k.c (use_return_insn): Rename to...
10709 (m68k_use_return_insn): ...this.
10710 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10711 of USE_RETURN_INSN.
10713 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10715 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10716 nearest even, fix denormal rounding overflow.
10718 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10720 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10721 f%$smove and f%$move.
10722 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10723 (extendsfdf2_cf): Use fdmove instead of f%&move.
10724 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10725 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10727 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10729 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10734 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10735 (coldfire_single_format): Declare.
10736 (coldfire_double_format): Likewise.
10737 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10738 of qnan_msb_set to determine the lower bits of a canonical
10740 (encode_ieee_double): Likewise.
10741 (encode_ieee_quad): Likewise.
10742 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10743 (mips_single_format): Likewise.
10744 (ieee_double_format): Likewise.
10745 (mips_double_format): Likewise.
10746 (ieee_extended_motorola_format): Likewise.
10747 (ieee_extended_intel_96_format): Likewise.
10748 (ieee_extended_intel_128_format): Likewise.
10749 (ieee_extended_intel_96_round_53_format): Likewise.
10750 (ibm_extended_format): Likewise.
10751 (mips_extended_format): Likewise.
10752 (ieee_quad_format): Likewise.
10753 (mips_quad_format): Likewise.
10754 (vax_f_format): Likewise.
10755 (vax_d_format): Likewise.
10756 (vax_g_format): Likewise.
10757 (i370_single_format): Likewise.
10758 (i370_double_format): Likewise.
10759 (decimal_single_format): Likewise.
10760 (decimal_double_format): Likewise.
10761 (decimal_quad_format): Likewise.
10762 (c4x_single_format): Likewise.
10763 (c4x_extended_format): Likewise.
10764 (real_internal_format): Likewise.
10765 (coldfire_single_format): New real_format.
10766 (coldfire_double_format): Likewise.
10767 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10768 canonical_nan_lsbs_set.
10769 (pdp11_d_format): Likewise.
10770 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10771 if TARGET_COLDFIRE_CPU.
10773 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10775 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10776 (output_call, m68k_legitimize_call_address): Declare.
10777 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10778 parenthesees. Add support for a 'W' constraint.
10779 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10780 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10781 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10782 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10784 (override_options): Initialize them. Do not set flag_no_function_cse
10785 for TARGET_ID_SHARED_LIBRARY.
10786 (m68k_output_pic_call): Delete.
10787 (m68k_legitimize_call_address): New function.
10788 (print_operand): Remove the %o prefix. Handle the %p prefix.
10789 (output_call): New function.
10790 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10791 target address from the GOT if symbolic jumps are not allowed.
10792 * config/m68k/m68k.md (call, general_operand): Do not set
10793 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10794 Merge separate flag_pic and !flag_pic define_insns into...
10795 (*call, *call_value): ...these new patterns. Match the address
10796 rather than the containing MEM and require it to be a call_operand.
10797 Use output_call to generate the asm template.
10798 * config/m68k/predicates.md (const_call_operand): New predicate.
10799 (call_operand): Likewise.
10801 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10803 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10804 (STACK_GROWS_DOWNWARD): Define to 1.
10805 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10806 comments, emphasizing that these values are only defaults.
10807 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10808 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10812 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10814 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10815 Richard Sandiford <richard@codesourcery.com>
10817 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10818 (FP_REGNO_P): New macros.
10819 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10820 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10821 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10822 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10824 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10826 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10827 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10829 * config/m68k/t-floatlib: New file, extracting common code from...
10830 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10831 * config/m68k/t-uclinux: Here.
10832 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10833 routines on ColdFire targets.
10835 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10837 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10838 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10839 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10840 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10841 explicitly set MOTOROLA to 1.
10842 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10845 Nathan Sidwell <nathan@codesourcery.com>
10847 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10848 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10849 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10850 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10851 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10852 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10853 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10854 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10855 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10856 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10857 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10858 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10859 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10860 (DBX_REGISTER_NUMBER): Delete.
10861 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10862 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10863 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10867 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10868 * config/flat.h: New file.
10869 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10870 OBJECT_FORMAT_FLAT.
10871 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10872 indirect references for -msep-data or -mid-shared-library.
10873 Do not use PC-relative code addresses either.
10874 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10876 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10877 for shared libraries and crt1.o for executables. Use crti.o and
10879 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10880 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10881 Do not add -elf2flt or -shared-lib-id options here.
10882 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10883 Pass -shared-lib-id if -mid-shared-library, taking the library
10884 identifier from -mshared-library-id if given, otherwise
10886 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10887 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10888 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10889 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10890 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10891 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10893 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10894 jump sequence for ISA A and ISA A+.
10895 (PICJUMP): Likewise.
10897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10899 * config.gcc (m68k-*-uclinux*): Base the port on the common
10900 and m68k GNU/Linux files rather than on the generic ELF ones.
10901 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10902 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10904 2007-01-18 Julian Brown <julian@codesourcery.com>
10905 Richard Sandiford <richard@codesourcery.com>
10907 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10908 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10909 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10911 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10912 80 unconditionally.
10913 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10917 * doc/install.texi: Document m68k-uclinuxoldabi.
10918 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10919 * config/m68k/uclinux-oldabi.h: New file, copied from
10920 config/m68k/uclinux.h.
10922 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10924 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10925 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10926 (m32r_compute_frame_size): Use unsigned for regno.
10927 (m32r_reload_lr): Use gen_frame_mem.
10929 (m32r_output_function_epilogue): Don't output the function epilogue
10931 (m32r_expand_epilogue): New.
10932 (direct_return): Return false if the function has the interrupt
10934 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10935 * config/m32r/m32r.md (epilogue): New expander.
10936 (return_lr, return_rte): New insns.
10937 (return): Make it expander.
10938 (return_normal): New expander.
10940 2007-01-18 Josh Conner <jconner@apple.com>
10943 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10944 support for UNLE, UNLT, UNGE, and UNGT.
10946 2007-01-18 Jan Hubicka <jh@suse.cz>
10948 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10949 * tree-tailcall (add_virtual_phis): Likewise.
10950 (optimize_tail_call): Return TODOs.
10951 (execute_tail_calls): Return TODOs.
10952 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10953 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10955 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10956 Cleanup cfg using TODO.
10957 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10958 * passes.c (execute_function_todo): When cleanup did something, remove
10960 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10961 (make_edges): Don't cleanup_cfg.
10963 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10965 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10966 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10967 operate on the top of stack.
10968 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10969 register handling of instructions that output to the second
10971 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10972 (move_for_stack_reg): Special-case check for dead destination
10973 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10975 * config/i386/i386.md (UNSPEC_TAN): New constant.
10976 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10977 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10978 to correctly model move of constant 1.0 to top stack slot.
10979 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10980 (unnamed peephole2 pattern): Remove corresponding peephole2
10981 pattern that optimizes tan insn and loading of constant 1.0.
10982 (tanxf2): Use fptanxf4_i387.
10983 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10984 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10985 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10986 disable patterns for SSE math.
10987 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10988 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10990 2007-01-18 Dirk Mueller <dmueller@suse.de>
10991 Richard Guenther <rguenther@suse.de>
10994 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10995 * common.opt (Warray-bounds): Add new warning option.
10996 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10998 * Makefile.in: make tree-vrp.o depend on toplev.h
10999 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11001 (check_array_refs, check_array_bounds, check_array_ref): New.
11003 2007-01-18 Jan Hubicka <jh@suse.cz>
11005 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11006 (execute_ssa_ccp): Return flags conditionally.
11007 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11009 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11011 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11013 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11014 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11016 * Makefile.c (GTFILES): Add cfglayout.h.
11017 * gengtype.c (open_base_files): Likewise.
11018 * cfglayout.c (cfg_layout_function_footer,
11019 cfg_layout_function_header) Reindent to make gengtype happy.
11020 * cfglayout.h (cfg_layout_function_footer,
11021 cfg_layout_function_header): Add GTY(()) marker.
11023 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11025 2007-01-18 Ben Elliston <bje@au.ibm.com>
11027 * genautomata.c (write_automata): Include xstrerror output in the
11028 error message if writing the DFA description file fails.
11030 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11032 * config/mips/mips-protos.h (mips_output_external): Make it
11034 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11035 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11036 (extern_list): Likewise.
11037 (extern_head): Likewise.
11038 (TARGET_ASM_FILE_END): Likewise.
11039 (mips_file_end): Likewise.
11040 (mips_output_external): Rewritten.
11042 2007-01-18 Ben Elliston <bje@au.ibm.com>
11044 * genpreds.c (write_insn_preds_c): Only write out the function
11045 body for regclass_for_constraint if we have register constraints.
11047 2007-01-17 Tom Tromey <tromey@redhat.com>
11049 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11050 * doc/install.texi (Testing): Use sourceware.org.
11051 (Binaries): Likewise.
11052 (Specific): Likewise.
11053 * doc/contrib.texi (Contributors): Use sourceware.org.
11055 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11057 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11058 (AVR_ENHANCED): Rename to ...
11059 (AVR_HAVE_MUL): ... new.
11060 (avr_enhanced_p): Rename to ...
11061 (avr_have_mul_p): ... new.
11062 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11063 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11064 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11065 (avr_have_mul_p): ... new.
11066 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11067 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11068 'avr_enhanced_p' and 'enhanced'.
11069 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11070 AVR_HAVE_MUL instead of AVR_ENHANCED.
11071 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11072 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11073 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11074 instead of AVR_ENHANCED.
11075 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11076 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11077 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11079 2007-01-17 Ian Lance Taylor <iant@google.com>
11081 * vec.h (VEC_reserve_exact): Define.
11082 (vec_gc_p_reserve_exact): Declare.
11083 (vec_gc_o_reserve_exact): Declare.
11084 (vec_heap_p_reserve_exact): Declare.
11085 (vec_heap_o_reserve_exact): Declare.
11086 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11088 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11089 negative parameter.
11090 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11091 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11092 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11093 * vec.c (calculate_allocation): Add exact parameter. Change all
11095 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11096 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11097 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11098 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11099 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11100 (vec_heap_p_reserve_exact): New function.
11101 (vec_heap_o_reserve_exact): New function.
11103 2007-01-17 Jan Hubicka <jh@suse.cz>
11105 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11107 2007-01-17 Eric Christopher <echristo@apple.com>
11109 * config.gcc: Support core2 processor.
11111 2007-01-16 Jan Hubicka <jh@suse.cz>
11113 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11114 the names, just unlink the chain so we don't crash on dangling pointers
11117 2007-01-16 Jan Hubicka <jh@suse.cz>
11119 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11120 * tree-pass.h: Reorder to make IPA passes appear toegher.
11121 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11122 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11123 parameters, do not call early inliner.
11124 * ipa-inline.c: Update comments. Include tree-flow.h
11125 (cgraph_decide_inlining): Do not compute inlining parameters.
11126 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11127 be called with function context set up.
11128 (pass_ipa_inline): Remove unreachable functions before pass.
11129 (cgraph_early_inlining): Simplify assuming to be called from the
11131 (pass_early_inline): New pass.
11132 (cgraph_gate_ipa_early_inlining): New gate.
11133 (pass_ipa_early_inline): Turn into simple wrapper.
11134 (compute_inline_parameters): New function.
11135 (gate_inline_passes): New gate.
11136 (pass_inline_parameters): New pass.
11137 (apply_inline): Move here from tree-optimize.c
11138 (pass_apply_inline): New pass.
11139 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11141 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11142 doing them by hand.
11143 (tree_function_versioning): Do not allocate dummy struct function.
11144 * tree-inline.h (optimize_inline_calls): Update prototype.
11145 * tree-optimize.c (execute_fixup_cfg): Export.
11146 (pass_fixup_cfg): Remove
11147 (tree_rest_of_compilation): Do not apply inlines.
11148 * tree-flow.h (execute_fixup_cfg): Declare.
11149 * Makefile.in (gt-passes.c): New.
11150 * passes.c: Include gt-passes.h
11151 (init_optimization_passes): New passes.
11152 (nnodes, order): New static vars.
11153 (do_per_function_toporder): New function.
11154 (execute_one_pass): Dump current pass here.
11155 (execute_ipa_pass_list): Don't dump current pass here.
11157 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11159 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11160 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11162 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11164 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11165 (strong_alias): Define.
11166 (__gcc_qmul): Provide non-FMA for soft-float.
11167 (__gcc_qdiv): Same.
11172 (__gcc_qunord): New.
11182 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11183 soft-float functions.
11184 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11185 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11186 about long double soft float.
11188 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11189 Tehila Meyzels <tehila@il.ibm.com>
11191 * tree-vectorizer.h (is_pattern_stmt_p): New.
11192 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11193 formatting (tabs instead of spaces). Cleanup and clarify setting
11194 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11195 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11196 (vectorizable_type_demotion): Check that types are integral.
11197 (vectorizable_type_promotion): Likewise.
11198 (vectorizable_store): Fix typo. Eliminate new-line at end of
11201 2007-01-16 Jan Hubicka <jh@suse.cz>
11203 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11206 2007-01-15 Eric Christopher <echristo@apple.com>
11208 * ifcvt.c: Include vec.h, vecprim.h.
11209 (check_cond_move_block): New argument regs.
11210 Reorganize. Add registers used to regs.
11211 (cond_move_process_if_block): Use regs set above as
11214 2007-01-15 Eric Christopher <echristo@apple.com>
11216 * config/darwin.h: Update copyright.
11217 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11218 (LINK_COMMAND_SPEC): Add -u.
11219 (LINK_SPEC): Fix umbrella for above.
11221 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11223 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11226 2007-01-15 Tom Tromey <tromey@redhat.com>
11228 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11229 * doc/install.texi (Testing): Don't mention jacks.
11230 (Configuration): Document --enable-java-maintainer-mode. Move
11231 --with-java-home to libgcj-specific section. Document
11233 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11235 2007-01-15 Jan Hubicka <jh@suse.cz>
11237 * tree-ssa-dce.c (DCE_TODOs): New.
11238 (propagate_necessity): Return if something changed.
11239 (eliminate_unnecessary_stmts): Likewise.
11240 (perform_tree_ssa_dce): Return TODO flags when needed.
11241 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11243 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11245 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11246 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11247 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11248 patterns using X87MODEF12 mode macro. Extend operand 1
11249 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11250 (log10<mode>2): Ditto.
11251 (log2<mode>2): Ditto.
11252 (log1p<mode>2): Ditto.
11253 (logb<mode>2): Ditto.
11254 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11255 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11256 (*fxtractxf3_i387): Rename from *fxtractxf3.
11257 (fxtract_extend<mode>xf3_i387): New insn pattern.
11258 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11259 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11260 and gen_fyl2xxf3_i387().
11262 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11264 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11265 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11266 get_loop_exit_edges. Changed return type to bool.
11267 * cfgloop.h (fix_loop_placement): Declaration removed.
11269 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11271 * param.h (MIN_VECT_LOOP_BOUND): New.
11272 * params.def (MIN_VECT_LOOP_BOUND): New.
11273 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11274 argument - minimum threshold for number of iterations.
11275 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11276 argument to declaration.
11277 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11278 MIN_VECT_LOOP_BOUND.
11279 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11280 slpeel_tree_peel_loop_to_edge with additional argument.
11281 (vect_do_peeling_for_alignment): Likewise.
11282 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11284 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11287 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11288 operands of size 1.
11290 2007-01-14 Jan Hubicka <jh@suse.cz>
11292 * tree-dfa.c (remove_referenced_var): New function.
11293 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11294 prune referenced vars list too.
11295 * tree-flow.h (remove_referenced_var): Declare.
11297 2007-01-14 Jan Hubicka <jh@suse.cz>
11299 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11301 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11302 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11303 * except.h (verify_eh_throw_table_statements): Kill prototype.
11304 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11305 into call exrepssions.
11306 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11308 * tree-cfg.c: Include pointer-set.h.
11309 (verify_node_sharing): Work on pointer set.
11310 (verify_eh_throw_stmt_node): New.
11311 (verify_stmts): Use pointers sets, verify throw_stmt.
11313 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11315 * ipa-reference.c (analyze_function): Consider also addresses taken
11318 2007-01-12 Roger Sayle <roger@eyesopen.com>
11320 * c-typeck.c (null_pointer_constant_p): Replace use of
11321 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11322 (build_c_cast): Likewise.
11324 2007-01-12 Roger Sayle <roger@eyesopen.com>
11326 * tree.h (force_fit_type_double): Remove unused final argument.
11327 * c-common.c (constant_expression_warning): Replace use of
11328 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11329 (convert_and_check): Likewise.
11330 (shorten_compare): Update call to force_fit_type_double.
11331 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11332 * convert.c (convert_to_pointer): Update call to
11333 force_fit_type_double.
11334 * fold-const.c (force_fit_type_double): Remove overflowed_const
11336 (int_const_binop, fold_convert_const_int_from_int,
11337 fold_convert_const_int_from_real, fold_div_compare,
11338 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11339 fold_abs_const, fold_not_const): Remove the final argument from
11340 calls to force_fit_type_double.
11342 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11344 * configure.ac: Set insn to "nop" for spu-*-* also.
11345 * configure: Regenerate.
11347 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11349 * builtins.def : Add BUILT_IN_FREE.
11351 2007-01-12 Jan Hubicka <jh@suse.cz>
11353 PR tree-optimization/30443
11354 * tree-inline.c (tree_function_versioning): Do not optimize when
11355 cloning for inlining.
11357 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11359 * doc/loop.texi: Document recording of loop exits.
11360 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11361 (update_single_exits_after_duplication,
11362 update_single_exit_for_duplicated_loop,
11363 update_single_exit_for_duplicated_loops): Removed.
11364 (duplicate_loop_to_header_edge): Do not call
11365 update_single_exits_after_duplication and
11366 update_single_exit_for_duplicated_loops.
11367 (loop_version): Do not update single_exit information.
11368 (fix_loop_structure): Use record_loop_exits instead of
11369 mark_single_exit_loops.
11370 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11371 the lists of loop exits.
11372 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11373 split_edge, merge_blocks): Update the lists of loop exits.
11374 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11375 loop_optimizer_init.
11376 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11377 of mark_single_exit_loops.
11378 (loop_optimizer_finalize): Call release_recorded_exits.
11379 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11380 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11381 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11382 update single exit information.
11383 * lambda-code.c (perfect_nestify): Ditto.
11384 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11385 (mark_single_exit_loops): Removed.
11386 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11387 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11388 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11390 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11391 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11392 (verify_loop_structure): Verify consistency of the exit lists.
11393 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11394 (set_single_exit): Removed.
11395 * cfgloop.h (struct loop_exit): New function.
11396 (struct loop): single_exit_ field replaced by exits field.
11397 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11398 (struct loops): Added exits hash.
11399 (mark_single_exit_loops, set_single_exit): Declaration removed.
11400 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11404 * doc/invoke.texi: Avoid use of @headitem.
11406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11408 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11412 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11415 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11416 Richard Sandiford <richard@codesourcery.com>
11418 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11419 * config/m68k/m68k.opt: Resort options.
11420 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11423 Richard Sandiford <richard@codesourcery.com>
11425 * doc/invoke.texi: Document the macros that are defined by
11426 m68k's -mtune and -mhard-float options.
11427 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11428 (m68k_cpp_cpu_family): Likewise.
11429 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11430 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11431 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11432 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11433 (m68k_cpp_cpu_family): Likewise.
11435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11438 macros besides mc68000 as tuning macros. Use a switch statement
11439 to set them and mcpu32.
11441 2007-01-12 Julian Brown <julian@codesourcery.com>
11443 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11444 (TARGET_68040_ONLY): Rename to...
11445 (TARGET_68040): ...this.
11446 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11447 * config/m68k/m68k.md: Likewise.
11449 2007-01-12 Julian Brown <julian@codesourcery.com>
11450 Nathan Sidwell <nathan@codesourcery.com>
11451 Richard Sandiford <richard@codesourcery.com>
11453 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11454 the -mcpu= argument associated with the --with-cpu setting.
11455 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11456 if different from the one implied by the -mcpu setting.
11457 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11458 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11459 * doc/invoke.texi: Mention ColdFire in the introduction to the
11460 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11461 -mno-div and -mhard-float options. Make -m68881 a synonym for
11462 -mhard-float. Document the previously-undocumented -m5206e,
11463 -m528x, -m5307 and -m5407 options. Tweak the existing option
11464 documentation for consistency.
11465 * doc/install.texi: Mention new --with-cpu arguments.
11466 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11467 default CPU if neither -mcpu nor -march are specified.
11468 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11469 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11470 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11471 using m68k_tune to decide between families that implement the
11472 same ISA. Use m68k_tune to set __mcfv4e__.
11473 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11474 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11475 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11476 (FL_ISA_C, FL_ISA_MMU): New macros.
11477 (MASK_COLDFIRE): Delete.
11478 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11479 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11480 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11481 (TARGET_HARD_FLOAT): Do not define here.
11482 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11483 (TUNE_68000): New macro.
11484 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11485 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11486 (TUNE_CFV2): Redefine in terms of m68k_tune.
11487 (uarch_type, target_device, fpu_type): New enums.
11488 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11489 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11490 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11491 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11492 (FL_FOR_isa_c): New macros.
11493 (m68k_isa): New enum.
11494 (m68k_target_selection): New structure.
11495 (all_devices, all_isas, all_microarchs): New tables.
11496 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11497 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11498 (MASK_ALL_CPU_BITS): Delete.
11499 (m68k_find_selection): New function.
11500 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11501 Map the legacy target options to a combination of the new ones.
11502 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11503 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11504 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11506 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11507 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11509 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11510 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11511 * config/m68k/m68k-devices.def: New file.
11513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11514 Nathan Sidwell <nathan@codesourcery.com>
11516 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11517 (SUBTARGET_EXTRA_SPECS): New macros.
11518 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11519 use %(asm_cpu_spec) instead.
11520 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11521 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11522 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11523 (EXTRA_SPECS): Rename to...
11524 (SUBTARGET_EXTRA_SPECS): ...this.
11526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11527 Richard Sandiford <richard@codesourcery.com>
11528 Julian Brown <julian@codesourcery.com>
11530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11531 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11532 to the configuration's default CPU.
11533 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11534 Remove default masks.
11535 (m680[012]0-*-*): Set the default with_cpu to the first part of
11537 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11538 (m68k*-*-linux): Extend the --with-cpu handling to...
11539 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11540 and m68010. Don't set target_cpu_default2.
11541 * doc/install.texi: Document --with-cpu for m68k.
11542 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11543 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11544 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11545 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11546 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11547 (ASM_SPEC): Remove use of %(asm_cpu_default).
11548 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11549 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11550 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11551 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11552 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11553 (TARGET_DEFAULT): Delete.
11554 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11555 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11556 (CPP_CPU_SPEC): Delete.
11557 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11558 the appropriate string.
11559 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11560 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11561 (ASM_SPEC): Don't use %(asm_default_spec).
11562 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11563 TARGET_DEFAULT and add MASK_68881.
11564 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11568 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11569 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11570 MASK_68010 alongside MASK_68020.
11571 * doc/invoke.texi: Document -m68010.
11572 * config/m68k/m68k.opt (m68010): New.
11573 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11575 (TUNE_68010): New macro.
11576 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11577 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11578 (M68K_CPU_m68332): Add MASK_68010.
11579 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11580 fallback definition.
11581 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11583 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11584 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11585 to all entries that use MASK_68020.
11586 (output_move_simode_const, output_move_himode, output_move_qimode)
11587 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11588 instead of TARGET_68020 to select clr behavior. Remove comment
11589 about there being no TARGET_68010.
11590 * config/m68k/m68k.md: Likewise throughout.
11592 2007-01-12 Julian Brown <julian@codesourcery.com>
11594 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11595 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11596 * config/m68k/m68k.md: Likewise.
11598 2007-01-12 Julian Brown <julian@codesourcery.com>
11600 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11601 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11603 2007-01-12 Julian Brown <julian@codesourcery.com>
11605 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11606 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11607 * config/m68k/m68k.md: Likewise.
11609 2007-01-12 Julian Brown <julian@codesourcery.com>
11610 Richard Sandiford <richard@codesourcery.com>
11612 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11613 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11614 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11616 (TARGET_CPU32): Rename to...
11617 (TUNE_CPU32): ...this.
11618 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11619 (TUNE_CFV2): New macros.
11620 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11621 remove conditions that are implied by TARGET_68020.
11622 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11623 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11624 (m68k_output_function_epilogue): Likewise.
11625 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11626 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11627 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11628 non-68000 timings. Refactor multiplication and division costs.
11629 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11630 TUNE_CPU32 instead of TARGET_CPU32.
11631 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11632 and TUNE_68060 instead of TARGET_68060.
11633 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11634 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11636 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11637 && !TARGET_COLDFIRE" to choose between moveq and clr.
11638 Likewise in the unnamed movsf pattern.
11639 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11640 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11643 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11646 of tabbing before backslashes.
11648 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11650 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11651 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11652 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11654 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11656 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11657 find_interesting_uses_cond.
11658 (find_interesting_uses_cond): Use extract_cond_operands.
11659 (rewrite_use_compare): Use extract_cond_operands and
11660 force_gimple_operand_bsi. Do not call update_stmt.
11661 (determine_use_iv_cost_condition): Use extract_cond_operands.
11662 Return cheaper of using original bound and changing the exit bound.
11664 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11666 PR tree-optimization/29516
11667 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11668 most_expensive_mult_to_index, addr_to_parts,
11669 create_mem_ref, maybe_fold_tmr): Make the type of
11670 fields of TARGET_MEM_REF sizetype.
11671 (move_fixed_address_to_symbol, move_pointer_to_base):
11673 * tree.def (TARGET_MEM_REF): Add comment on types of
11676 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11678 * c-common.c (vector_types_convertible_p): Treat opaque types as
11679 always convertible if they have the same size, but not otherwise.
11681 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11683 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11684 Remove the b_unconditional field.
11685 (noce_try_sign_mask): Do not look at b_unconditional.
11686 (noce_process_if_block): Do not use merge_if_blocks. Update
11687 the CFG here. Do not set b_unconditional.
11688 (cond_move_process_if_block): Likewise.
11689 (find_cond_trap): Likewise.
11690 (check_cond_move_block): Require simple jump insns at the end
11691 of the basic block.
11693 2007-01-11 Jan Hubicka <jh@suse.cz>
11695 PR tree-optimization/1046
11696 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11697 when alias info is not ready.
11698 (pass_tail_recursion): Do not require aliasing.
11699 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11700 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11701 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11702 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11703 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11704 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11705 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11707 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11708 When aliasing is not build, mark statement as volatile.
11710 2007-01-11 Tom Tromey <tromey@redhat.com>
11712 PR preprocessor/15185, PR preprocessor/20989:
11713 * doc/cppopts.texi <-MT>: Update description of algorithm for
11714 computing default target.
11715 <-M, -MD>: Reword "basename" text.
11717 2007-01-11 Roger Sayle <roger@eyesopen.com>
11719 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11720 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11721 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11722 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11723 fold_builtin_bswap, real_constp, fold_builtin_pow,
11724 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11725 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11726 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11727 * convert.c (convert_to_pointer): Likewise.
11728 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11729 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11730 const_binop, fold_convert_const_int_from_int,
11731 fold_convert_const_int_from_real,
11732 fold_convert_const_real_from_real, sign_bit_p,
11733 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11734 fold_sign_changed_comparison, fold_unary, fold_comparison,
11735 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11736 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11737 * print-tree.c (print_node_brief, print_node): Likewise.
11738 * stor-layout.c (place_field, layout_type): Likewise.
11739 * tree-chrec.c (keep_cast): Likewise.
11740 * tree.c (build_vector, build_real, build_real_from_int_cst,
11741 build_complex): Likewise.
11743 2007-01-11 Roger Sayle <roger@eyesopen.com>
11745 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11746 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11748 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11750 * configure.ac (strict1_warn): Rename to strict_warn.
11751 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11752 cc_set_by_configure, quoted_cc_set_by_configure,
11753 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11754 all_boot_languages, all_stagestuff): Remove.
11755 (target_list): Remove bootstrap targets.
11756 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11757 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11758 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11759 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11760 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11761 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11762 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11763 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11764 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11765 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11766 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11767 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11768 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11769 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11770 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11771 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11772 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11773 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11774 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11775 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11776 (mostlyclean): Adjust.
11777 (clean, distclean): Don't mention bootstrap stuff.
11778 * configure: Regenerate.
11779 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11780 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11781 treelang/config-lang.in (stagestuff): Remove.
11782 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11783 stageprofile, stagefeedback, stagestuff): Remove mention.
11785 2007-01-11 Nick Clifton <nickc@redhat.com>
11787 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11789 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11790 (mcore_arith_K_S_operand): Run the test for the S constraint not
11791 the test for the M constraint.
11792 (mcore_addsub_operand): Do not accept integer values that are
11793 larger than 32 bits.
11794 * config/mcore/mcore.md: Remove unused constraints from split.
11795 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11796 (addsi3): Likewise.
11797 (allocate_stack): Likewise.
11798 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11799 operands to 32 bits.
11800 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11802 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11803 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11804 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11805 mcore_output_bclri, mcore_output_andn, output_inline_const,
11806 mcore_output_move, mcore_output_movedouble): Likewise.
11807 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11808 (output_inline_const): Likewise.
11809 (output_inline_const): Fix format strings used in sprintf
11811 * config/mcore/mcore-protos.h: Update prototypes for changed
11812 functions in mcore.c.
11813 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11814 HOST_WIDE_INT and not int.
11815 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11816 CONST_OK_FOR_N): Likewise.
11817 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11818 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11821 2007-01-10 Jan Hubicka <jh@suse.cz>
11823 * tree-vrp.c (remove_range_assertions): Release defs.
11824 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11825 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11827 2007-01-10 Paul Brook <paul@codesourcery.com>
11829 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11830 * config/arm/arm.md (mulsi3subsi): New insn.
11832 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11834 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11835 (tree_transform_and_unroll_loop): New.
11836 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11839 2007-01-10 Robert Kennedy <jimbob@google.com>
11841 * fold-const.c (fold_comparison): Fold comparisons like (x *
11842 1000 < 0) to (x < 0).
11844 2007-01-10 Ian Lance Taylor <iant@google.com>
11846 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11847 operands have the same priority.
11849 2007-01-10 Tom Tromey <tromey@redhat.com>
11851 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11852 (fold_binary): Likewise.
11853 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11854 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11855 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11856 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11857 * langhooks.h (struct lang_hooks): Removed field
11858 'can_use_bit_fields_p'.
11860 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11862 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11864 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11866 * function.c (get_last_funcdef_no): New function.
11867 * function.h (get_last_funcdef_no): Declare.
11868 * tree-inline.c (initialize_cfun): Add initialization.
11869 (tree_function_versioning): Cleanup.
11871 2007-01-10 Jan Hubicka <jh@suse.cz>
11873 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11876 2007-01-10 Sa Liu <saliu@de.ibm.com>
11877 Ben Elliston <bje@au.ibm.com>
11879 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11880 for SAVE_NONLOCAL and Pmode for any other save level.
11881 * spu-protos.h (spu_restore_stack_block): Declare.
11882 * spu.md (save_stack_block): Remove.
11883 (restore_stack_block): Call spu_restore_stack_block.
11884 * spu.c (spu_restore_stack_block): New function.
11885 (spu_expand_epilogue): Remove old comment.
11887 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11889 PR tree-optimization/30322
11890 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11891 (cand_value_at): Return the value as aff_tree.
11892 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11893 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11894 aff_combination_mult): New functions.
11895 (aff_combination_add): Use aff_combination_add_cst.
11896 (aff_combination_convert): Allow conversions to a wider type.
11897 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11898 * tree-affine.h (aff_combination_mult): Declare.
11900 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11902 * doc/tm.texi: Update documentation to reflect reality of exec
11903 and start file search behaviours. Update copyright year.
11904 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11905 header file directories.
11907 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11909 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11910 (*cosxf2): Rename to cosxf2_i387.
11911 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11912 using X87MODEF12 mode macro. Rename patterns to
11913 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11915 (*cosdf2, *cossf2): Ditto.
11916 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11917 to match extended input operands.
11918 (sincos<mode>3): New expander.
11919 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11920 insn patterns and corresponding splitters.
11922 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11924 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11925 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11927 2007-01-09 Nicolas Pitre <nico@cam.org>
11930 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11932 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11934 * target.h (struct gcc_target): New field library_rtti_comdat.
11935 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11936 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11937 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11938 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11940 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11942 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11944 2007-01-08 Richard Guenther <rguenther@suse.de>
11946 * tree.h (force_fit_type_double): Export.
11947 (force_fit_type): Remove.
11948 * fold-const.c (force_fit_type_double): New function.
11949 (force_fit_type): Remove.
11950 (int_const_binop): Use it.
11951 (fold_convert_const_int_from_int): Likewise.
11952 (fold_convert_const_int_from_real): Likewise.
11953 (fold_div_compare): Likewise.
11954 (fold_sign_changed_comparison): Likewise.
11955 (fold_unary): Likewise.
11956 (fold_negate_const): Likewise.
11957 (fold_abs_const): Likewise.
11958 (fold_not_const): Likewise.
11959 * c-common.c (shorten_compare): Use force_fit_type_double.
11960 * convert.c (convert_to_pointer): Likewise.
11962 2007-01-08 Richard Guenther <rguenther@suse.de>
11964 * tree.h (build_int_cst_wide_type): Export.
11965 * tree.c (build_int_cst_wide_type): New function.
11966 (build_int_cst_wide): Fix comment.
11967 * builtins.c (fold_builtin_object_size): Use build_int_cst
11968 to build -1 or 0 of the correct type. Use fit_double_type
11969 to check for overflow.
11970 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11972 (decode_field_reference): Likewise.
11973 (all_ones_mask_p): Likewise.
11974 (native_interpret_int): Use build_int_cst_wide_type.
11975 (fold_binary): Use build_int_cst_type to build an all-ones
11977 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11979 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11981 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11983 2007-01-09 Ben Elliston <bje@au.ibm.com>
11985 * genautomata.c (STATS_OPTION): New option.
11986 (stats_flag): New flag.
11987 (gen_automata_option): Handle it.
11988 (initiate_automaton_gen): Ditto.
11989 (write_automata): Output statistics only if stats_flag is
11990 set. Likewise, output time statistics only if time_flag is set.
11991 * doc/md.texi (Processor pipeline description): Document new flag.
11993 2007-01-08 Richard Guenther <rguenther@suse.de>
11995 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11996 * tree.c (build_int_cst_type): Likewise.
11997 (size_in_bytes): Don't call force_fit_type on the result.
11998 (int_fits_type_p): Use fit_double_type.
11999 * fold-const.c (fit_double_type): New function.
12000 (force_fit_type): Use it.
12001 * tree.h (fit_double_type): Export.
12003 2007-01-08 Jan Hubicka <jh@suse.cz>
12005 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12006 * ipa.c (function_and_variable_visibility): Fix return type.
12008 2007-01-08 Richard Guenther <rguenther@suse.de>
12010 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12011 of offset to build the index.
12012 * tree-pretty-print.c (dump_generic_node): Don't build negated
12013 const just for printing.
12014 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12015 * builtins.c (fold_builtin_int_roundingfn): Check if result
12016 fits the type by using force_fit_type and comparing the result.
12017 * predict.c (predict_loops): Use compare_tree_int for comparison.
12018 * tree.c (build_int_cst): Fall back to integer_type_node for
12020 (build_int_cst_wide): Assert type is non-null.
12022 2007-01-08 Roberto Costa <roberto.costa@st.com>
12024 * tree-vrp.c (extract_range_from_cond_expr): New.
12025 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12026 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12028 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12029 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12030 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12031 used as expressions.
12032 * tree-object-size.c (cond_expr_object_size): New.
12033 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12035 2007-01-08 Jan Hubicka <jh@suse.cz>
12037 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12038 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12041 2007-01-08 Richard Guenther <rguenther@suse.de>
12043 PR tree-optimization/23603
12044 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12045 (extract_range_from_binary): Fall back to truthvalue instead of
12046 varying for TRUTH_*_EXPR.
12047 (extract_range_from_comparison): Fall back to truthvalue instead of
12049 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12050 if all visited PHI values were constant.
12052 2007-01-08 Jan Hubicka <jh@suse.cz>
12054 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12055 (cgraph_analyze_function): break out from ...
12056 (cgraph_finalize_compilation_unit): ... here.
12057 (cgraph_expand_function): Remove forgoten commented out line.
12058 (cgraph_optimize): Analyze functions.
12060 2007-01-08 Jan Hubicka <jh@suse.cz>
12062 * tree-pas.h (TODO_remove_function): New flag.
12063 (TODO_update*): Renumber.
12064 (pass_ipa_increase_alignment,
12065 pass_ipa_function_and_variable_visibility): New passes.
12066 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12067 (cgraph_function_and_variable_visibility): Move to ipa.c
12068 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12069 cgraph_increase_alignment.
12070 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12071 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12072 calling tree-inline.
12073 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12074 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12075 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12076 (gate_increase_alignment): New function.
12077 (pass_ipa_increase_alignment): New pass.
12078 * ipa.c: Inline tree-pass.h and timevar.h
12079 (function_and_variable_visibility): Move here from cgraphunit.c
12080 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12081 * passes.c (init_optimization_passes): Add the two new passes.
12082 (execute_todo): Handle cgraph_remove_functions.
12084 2007-01-08 Nick Clifton <nickc@redhat.com>
12086 * config/frv/predicates.md (reg_or_0_operand): Accept
12089 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12091 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12092 * config.gcc: Add bfin*-rtems*.
12094 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12096 * c.opt: Add -flax-vector-conversions.
12097 * c-typeck.c (convert_for_assignment): Pass flag to
12098 vector_types_convertible_p to allow emission of note.
12099 (digest_init): Likewise.
12100 * c-opts.c: Handle -flax-vector-conversions.
12101 * c-common.c (flag_lax_vector_conversions): New.
12102 (vector_types_convertible_p): Unless -flax-vector conversions
12103 has been passed, disallow conversions between vectors with
12104 differing numbers of subparts and/or element types. If such
12105 a conversion is disallowed, possibly emit a note on the first
12106 occasion only to inform the user of -flax-vector-conversions.
12107 The new last argument specifies this.
12108 * c-common.h (flag_lax_vector_conversions): New.
12109 (vector_types_convertible_p): Add extra argument.
12110 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12111 char_type_node for V*QI type vectors.
12112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12113 Update to satisfy new typechecking rules.
12114 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12115 C and C++ variants.
12116 * doc/invoke.texi (C Dialect Options): Document
12117 -flax-vector-conversions.
12119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12121 PR tree-optimization/29877
12122 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12123 a register variable on the RHS to not be replaceable.
12125 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12126 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12127 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12128 const_simm15, const_pow2, const_npow2): Added.
12129 * config/score/misc.md (insv, extv, extzv, movmemsi,
12130 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12131 * config/score/score.c (score_address_cost, score_select_cc_mode):
12133 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12134 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12135 Update score_print_operand.
12136 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12137 Adjust register allocate order and update some macro define.
12138 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12139 mdx_block_move_straight, mdx_block_move_loop_head,
12140 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12141 mdx_block_move): Added.
12142 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12143 mdp_limm): Updated and fix some bug and typo.
12144 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12145 (movsf, movdf, doloop_end): Added.
12147 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12149 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12150 config/arm/thumb2.md: Fix comment typos.
12151 * doc/extend.texi: Fix a typo.
12153 2007-01-07 Eric Christopher <echristo@apple.com>
12155 * configure.ac: Check for __stack_chk_fail for darwin.
12156 * configure: Regenerate.
12158 2007-01-07 Richard Guenther <rguenther@suse.de>
12160 * tree-vrp.c (extract_range_from_assert): CSE calls to
12161 compare_values where possible.
12162 (extract_range_from_unary_expr): Likewise.
12164 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12166 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12167 * config/avr/avr.c (call_insn_operand): Delete function.
12168 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12169 instead of register number. Use predicates.
12170 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12171 call_insn_operand): Add.
12173 2007-01-06 Jan Hubicka <jh@suse.cz>
12175 * tree-pass.h (pass_build_cgraph_edges): Declare.
12176 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12177 (visited_nodes): Remove.
12178 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12179 build_cgrpah_edges; make visited_nodes local.
12180 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12181 (record_references_in_initializer): Move to cgraphbuild.c
12182 (initialize_inline_failed, rebuild_cgraph_edges,
12183 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12184 (verify_cgraph_node): Make visited_nodes local.
12185 (cgraph_analyze_function): Do not call cgraph_create_edges and
12186 initialize_inline_failed.
12187 (cgraph_expand_function): Do not call cgraph_lower_function;
12188 assert that function is already lowered.
12189 * Makefile.in (cgraphbuild.o): New.
12190 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12191 at the end of lowering passes.
12193 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12195 * ifcvt.c (cond_move_convert_if_block): New function, code
12196 factored out from...
12197 (cond_move_process_if_block): ...here. Call the new function
12198 on the THEN and ELSE blocks.
12199 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12200 already takes care of this.
12202 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12205 * tree.h (TREE_OVERFLOW_P): New.
12206 * c-typeck.c (parser_build_unary_op): Warn only if result
12207 overflowed and operands did not.
12208 (parser_build_binary_op): Likewise.
12209 (convert_for_assignment): Remove redundant overflow_warning.
12210 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12212 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12214 * c-typeck.c (store_init_value): Split over two lines to follow
12215 the GNU coding style.
12217 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12219 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12220 __GXX_EXPERIMENTAL_CXX0X__.
12221 * doc/cpp.texi: Same.
12223 2007-01-05 Richard Guenther <rguenther@suse.de>
12225 PR middle-end/27826
12226 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12227 with mismatched types. Instead explicitly build a
12228 conversion NOP_EXPR.
12230 2007-01-05 Ian Lance Taylor <iant@google.com>
12232 * c-common.c (decl_with_nonnull_addr_p): New function.
12233 (c_common_truthvalue_conversion): Call it.
12234 * c-typeck.c (build_binary_op): Likewise.
12235 * c-common.h (decl_with_nonnull_addr_p): Declare.
12237 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12240 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12243 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12245 * doc/install.texi (Final install): Document the fact that
12246 the GNAT runtime should not be stripped.
12248 2007-01-04 Jan Hubicka <jh@suse.cz>
12250 * tree-inline.c (fold_marked_statements): Update operand caches
12251 and EH after folding
12253 2007-01-04 Ian Lance Taylor <iant@google.com>
12255 * c-common.c (check_function_nonnull): Whitespace fix.
12257 2007-01-04 Jan Hubicka <jh@suse.cz>
12259 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12260 comitted older version of patch.
12261 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12262 function, celanup cfg and collect garbage.
12264 2007-01-04 Mike Stump <mrs@apple.com>
12266 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12269 2007-01-04 Eric Christopher <echristo@apple.com>
12271 * libgcc2.c (__bswapsi2): Use SItype.
12272 (__bswapdi2): Use DItype.
12273 * libgcc2.h: Update for above.
12275 2007-01-04 Paul Brook <paul@codesourcery.com>
12277 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12278 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12279 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12280 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12281 umulsi3_highpart): Make conditional on !arm_arch6.
12282 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12283 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12284 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12285 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12286 umulsi3_highpart_v6): New insns.
12288 2007-01-04 Roger Sayle <roger@eyesopen.com>
12290 * fold-const.c (fold_convert): When casting an expression to void,
12291 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12292 have a type. Instead of attempting to build a NOP_EXPR, return
12293 these "special" trees directly.
12295 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12297 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12298 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12299 rs6000_cost->fp not 0 as adjustment for outer NEG.
12301 2007-01-04 Jan Hubicka <jh@suse.cz>
12303 * cgraph.c (cgraph_release_function_body): New function.
12304 (cgraph_remove_node): Use it.
12305 * cgraph.h (cgraph_release_function_body): Declare.
12306 * cgraphunit.c (cgraph_expand_function): Use it.
12307 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12308 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12309 is initialized and while compilation of other function is running.
12310 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12311 statement CFG annotations from here to ...
12312 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12314 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12316 * cfgloop.h (enum li_flags): Make the constants powers of two.
12318 2007-01-04 Jan Hubicka <jh@suse.cz>
12320 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12322 (fold_marked_statements): New function.
12323 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12324 * tree-inline.h (copy_body_data): Add statements_to_fold.
12326 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12328 * config.gcc: Mention libgcc/config.host.
12329 * Makefile.in: Update comments mentioning libgcc.
12330 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12331 (all.cross, start.encap, rest.encap, rest.cross): Update
12332 dependencies for libgcc move.
12333 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12334 (clean-target, clean-target-libgcc): Delete.
12335 (srcdirify, GCC_EXTRA_PARTS): New macros.
12336 (libgcc-support, libgcc.mvars): New rules.
12337 (distclean): Remove mention of mklibgcc.
12338 (install): Don't reference INSTALL_LIBGCC.
12339 (install-common): Don't reference EXTRA_PARTS.
12340 (install-libgcc, install-multilib): Delete rules.
12341 * mklibgcc.in: Delete file.
12342 * doc/configfiles.texi: Don't mention mklibgcc.
12344 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12345 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12346 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12347 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12348 (mklibgcc, ldblspecs): Likewise.
12350 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12351 (posixpre.def): Use $(T).
12352 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12353 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12354 (SHLIB_LINK): Make dummy.
12355 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12357 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12359 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12360 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12361 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12362 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12364 * configure.ac (all_outputs): Remove mklibgcc.
12365 * configure: Regenerated.
12367 2007-01-03 Josh Conner <jconner@apple.com>
12369 PR middle-end/29683
12370 * calls.c (compute_argument_addresses): Set stack and stack_slot
12371 for partial args, too.
12372 (store_one_arg): Use locate.size.constant for the size when
12373 generating a save_area.
12375 2007-01-03 Robert Kennedy <jimbob@google.com>
12377 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12378 whose definitions are deleted due to basic block merging.
12380 2007-01-03 Paul Brook <paul@codesourcery.com>
12383 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12385 (use_return_insn): Return 0 for Thumb interrupt functions.
12386 (print_multi_reg): Add rfe argument for IRQ returns.
12387 (arm_output_epilogue): Pop interrupt return address directly into PC.
12388 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12390 2007-01-03 Paul Brook <paul@codesourcery.com>
12392 Merge from sourcerygxx-4_1.
12393 * config/arm/thumb2.md: New file.
12394 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12396 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12397 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12398 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12399 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12401 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12402 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12404 * config/arm/ieee754-sf.S: Ditto.
12405 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12406 (thumb1_base_register_rtx_p): ... to this.
12407 (thumb_index_register_rtx_p): Rename...
12408 (thumb1_index_register_rtx_p): ... to this.
12409 (thumb_output_function_prologue): Rename...
12410 (thumb1_output_function_prologue): ... to this.
12411 (thumb_legitimate_address_p): Rename...
12412 (thumb1_legitimate_address_p): ... to this.
12413 (thumb_rtx_costs): Rename...
12414 (thumb1_rtx_costs): ... to this.
12415 (thumb_compute_save_reg_mask): Rename...
12416 (thumb1_compute_save_reg_mask): ... to this.
12417 (thumb_final_prescan_insn): Rename...
12418 (thumb1_final_prescan_insn): ... to this.
12419 (thumb_expand_epilogue): Rename...
12420 (thumb1_expand_epilogue): ... to this.
12421 (arm_unwind_emit_stm): Rename...
12422 (arm_unwind_emit_sequence): ... to this.
12423 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12424 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12425 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12426 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12427 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12428 thumb2_output_casesi): New functions.
12429 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12430 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12431 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12432 THUMB2_WORK_REGS): Define.
12433 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12434 arm_condexec_mask, arm_condexec_masklen)): New variables.
12435 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12436 (arm_override_options): Check new CPU capabilities.
12437 Set new architecture flag variables.
12438 (arm_isr_value): Handle v7m interrupt functions.
12439 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12441 (const_ok_for_arm): Handle Thumb-2 constants.
12442 (arm_gen_constant): Ditto. Use movw when available.
12443 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12445 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12446 (thumb_find_work_register, arm_load_pic_register,
12447 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12448 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12449 print_multi_reg, output_mov_long_double_fpa_from_arm,
12450 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12451 output_mov_double_fpa_from_arm, output_move_double,
12452 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12453 output_return_instruction, arm_output_function_prologue,
12454 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12455 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12456 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12457 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12458 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12459 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12461 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12462 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12463 (arm_file_start): Output directive for unified syntax.
12464 (arm_unwind_emit_set): Handle stack alignment instruction.
12465 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12466 Add v6t2, v7, v7a, v7r and v7m.
12467 (RETLDM): Add Thumb-2 code.
12468 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12469 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12470 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12471 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12472 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12473 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12474 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12475 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12476 ADJUST_INSN_LENGTH): Define.
12477 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12478 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12479 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12480 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12481 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12482 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12483 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12484 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12485 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12486 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12487 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12488 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12489 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12490 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12491 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12492 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12493 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12495 * config/arm/arm-tune.md: Regenerate.
12496 * config/arm/arm-protos.h: Update prototypes.
12497 * config/arm/vfp.md: Enable patterns for Thumb-2.
12498 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12499 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12500 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12501 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12502 * config/arm/libunwind.S: Add Thumb-2 code.
12503 * config/arm/constraints.md: Update include Thumb-2.
12504 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12505 * config/arm/ieee754-df.S: Ditto.
12506 * config/arm/bpabi.S: Ditto.
12507 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12508 * config/arm/predicates.md (low_register_operand,
12509 low_reg_or_int_operand, thumb_16bit_operator): New.
12510 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12511 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12512 * config/arm/t-arm-elf: Add armv7 multilib.
12513 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12515 (UNSPEC_STACK_ALIGN, ce_count): New.
12516 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12517 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12519 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12520 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12521 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12522 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12523 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12524 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12526 * doc/extend.texi: Document ARMv7-M interrupt functions.
12527 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12529 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12531 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12532 (struct _Unwind_Context): Rename args_size to flags, remove
12533 signal_frame field, add a new args_size field and version field.
12534 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12535 _Unwind_IsExtendedContext): New inline functions.
12536 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12537 Assume by_value array is only present if _Unwind_IsExtendedContext.
12538 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12539 _Unwind_IsSignalFrame.
12540 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12541 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12542 (uw_init_context_1): Initialize context->flags to
12543 EXTENDED_CONTEXT_BIT.
12544 * config/rs6000/linux-unwind.h (frob_update_context): Use
12545 _Unwind_SetSignalFrame.
12547 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12549 PR middle-end/30353
12550 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12551 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12554 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12556 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12557 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12558 RET, AT_SP): Remove.
12559 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12563 * cfgbuild.c (find_basic_blocks): Likewise.
12564 * cfgrtl.c (rtl_create_basic_block): Likewise.
12565 * function.c (temp_slots_at_level): Likewise.
12566 * reg-stack.c (stack_regs_mentioned): Likewise.
12567 * regclass.c (allocate_reg_info): Likewise.
12568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12569 set_bb_for_stmt, move_block_to_fn): Likewise.
12570 * tree-complex.c (tree_lower_complex): Likewise.
12571 * vec.h (VEC_safe_grow_cleared): New.
12573 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12575 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12577 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12578 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12580 * cfgloopmanip.c (scale_loop_frequencies): Export.
12581 (loopify): Scale the frequencies by prescribed coefficients.
12582 (set_zero_probability): New function.
12583 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12584 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12585 and frequencies according to arguments.
12586 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12588 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12589 * modulo-sched.c (sms_schedule): Set probabilities for entering
12590 versioned loop correctly.
12591 * tree-vect-transform.c (vect_transform_loop): Ditto.
12592 * cfgloop.h (loopify, loop_version): Declaration changed.
12593 (scale_loop_frequencies): Declared.
12595 2007-01-02 Jan Hubicka <jh@suse.cz>
12597 * cgraph.c: Include tree-flow.h
12598 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12599 early_local_passes.
12600 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12601 * tree-pass.h (pass_all_early_optimizations): Declare.
12602 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12603 early_local_passes.
12604 (cgraph_analyze_function): Do early_local_passes.
12605 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12606 Do not add referenced vars.
12607 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12609 (gate_all_early_local_passes): New gate.
12610 (pass_early_local_passes): Use new gate.
12611 (execute_early_local_optimizations): New functions.
12612 (gate_all_early_optimizations): New gate.
12613 (pass_all_early_optimizations): New pass.
12614 (execute_free_datastructures): Free SSA only when initialized.
12615 (gate_init_datastructures): Init only when optimizing.
12616 (tree_lowering_passes): Do early local passes when called late.
12617 * tree-profile.c (do_tree_profiling): Don't profile functions added
12619 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12620 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12622 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12623 during early_local_passes.
12624 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12627 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12629 * Makefile.in: Update copyright year.
12631 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12633 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12634 in $(lang_checks) and check-consistency targets.
12636 2007-01-02 Jan Hubicka <jh@suse.cz>
12638 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12639 Do not add referenced vars.
12640 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12642 * passes.c (init_optimization_passes): Put mudflap_2 after
12643 free_datastructures.
12645 2007-01-02 Jan Hubicka <jh@suse.cz>
12647 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12648 Set NOTHROW flag on call statements proved to be nothrow.
12649 Update statement of local calls so new pure/const functions are
12650 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12652 (tree_rest_of_compilation): Register hooks and initialize bitmap
12653 early. Do not set after_inlining flag.
12655 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12657 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12658 HOST_BITS_PER_LONGLONG
12660 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12663 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12664 warning for non-static initializers.
12666 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12668 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12669 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12670 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12671 Always use set_unique_reg_note to add REG_EQUAL notes.
12673 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12676 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12678 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12679 * cfgbuild.c (find_basic_blocks): Likewise.
12680 * cfgrtl.c (rtl_create_basic_block): Likewise.
12681 * function.c (temp_slots_at_level): Likewise.
12682 * reg-stack.c (stack_regs_mentioned): Likewise.
12683 * regclass.c (allocate_reg_info): Likewise.
12684 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12685 set_bb_for_stmt, move_block_to_fn): Likewise.
12686 * tree-complex.c (tree_lower_complex): Likewise.
12687 * vec.h (VEC_safe_grow_cleared): New.
12689 2007-01-02 Ian Lance Taylor <iant@google.com>
12691 * c-common.c (c_common_truthvalue_conversion): When warning about
12692 using an assignment as a truth value, set TREE_NO_WARNING.
12694 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12697 * c.opt (Wold-style-declaration): New.
12698 * doc/invoke.texi (C-only Warning Options): New.
12699 (Wold-style-declaration): Document it.
12700 (Wextra): Enabled by -Wextra.
12701 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12702 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12703 -Wold-style-declaration.
12705 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12708 * cfgbuild.c (find_basic_blocks): Likewise.
12709 * cfgrtl.c (rtl_create_basic_block): Likewise.
12710 * function.c (temp_slots_at_level): Likewise.
12711 * reg-stack.c (stack_regs_mentioned): Likewise.
12712 * regclass.c (allocate_reg_info): Likewise.
12713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12714 set_bb_for_stmt, move_block_to_fn): Likewise.
12715 * tree-complex.c (tree_lower_complex): Likewise.
12716 * vec.h (VEC_safe_grow_cleared): New.
12718 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12720 * c-common.c (c_common_nodes_and_builtins): Since variants of
12721 void_type_node get built before it is given a name, we need to
12722 give those variants the name, too.
12723 (complete_array_type): We need to work with the canonical main
12724 type of the array, from which we will build the qualified version.
12725 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12726 * print-tree.c (print_node): Display canonical type information
12728 * stor-layout.c (layout_type): When we don't know the
12729 alignment of a type for which we're building an array, we end up
12730 guessing wrong, so make the type require structural equality.
12731 * tree.c (make_node_stat): When we build a new type, it is its
12732 own canonical type.
12733 (build_type_attribute_qual_variant): When building an attribute
12734 variant, its canonical type is the non-attribute variant. However,
12735 if the attributes are target-dependent and they differ, we need to
12736 use structural equality checks for this type.
12737 (build_qualified_type): A qualified type is not equivalent to its
12738 unqualified variant; set the canonical type appropriately.
12739 (build_distinct_type_copy): When building a distinct type from
12740 another type, the new type is its own canonical type.
12741 (build_variant_type_copy): When building a new type variant, we
12742 assume that it is equivalent to the original type.
12743 (build_pointer_type_for_mode): When building a pointer type, also
12744 build a canonical type pointer.
12745 (build_reference_type_for_mode): When building a reference type,
12746 also build a canonical type reference.
12747 (build_index_type): When we can't hash an index type (e.g.,
12748 because its maximum value is negative), the index type requires
12749 structural equality tests.
12750 (build_array_type): Build the canonical form of an array type.
12751 (build_function_type): Function types require structural equality,
12752 because they contain default arguments, attributes, etc.
12753 (build_method_type_directly): Ditto for method types.
12754 (build_offset_type): Build the canonical offset type.
12755 (build_complex_type): Build the canonical vector type.
12756 (make_vector_type): Build the canonical vector type.
12757 * tree.h (TYPE_CANONICAL): New.
12758 (TYPE_STRUCTURAL_EQUALITY_P): New.
12759 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12760 (struct tree_type): Added "canonical" field.
12761 * params.h (VERIFY_CANONICAL_TYPES): New.
12762 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12763 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12764 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12765 * doc/invoke.texi (verify-canonical-types): Document --param
12766 parameter for verifying canonical types.
12768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12770 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12771 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12772 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12773 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12775 * config/rs6000/e500.h: New.
12776 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12777 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12779 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12780 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12781 TARGET_E500_DOUBLE): Remove.
12782 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12783 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12784 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12785 * config/rs6000/rs6000.c (rs6000_override_options): Use
12786 CHECK_E500_OPTIONS.
12788 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12790 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12791 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12792 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12793 rs6000_emit_cmove): Don't check TARGET_E500.
12794 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12795 sordered): Don't check TARGET_E500.
12797 2007-01-01 Eric Christopher <echristo@apple.com>
12799 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12800 HARD_REGISTER_NUM_P.
12802 2007-01-01 Roger Sayle <roger@eyesopen.com>
12804 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12805 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12806 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12809 2007-01-01 Mike Stump <mrs@apple.com>
12811 * configure.ac: Remove support for building with Apple's gcc-3.1.
12813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12815 PR middle-end/30311
12816 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12817 REG is a hard register. Do not modify REG before calling
12819 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12820 multiple of the size of YMODE for certain lowpart cases.
12822 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12824 PR middle-end/30253
12825 * gimplify (voidify_wrapper_expr): Update for
12826 GIMPLE_MODIFY_STMT.
12828 2007-01-01 Andreas Schwab <schwab@suse.de>
12831 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12832 save of BR0 in extra_spill_size instead of spill_size.
12833 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12835 (ia64_expand_epilogue): Restore BR0 from its new location.
12837 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12839 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12840 Use a temporary variable if the left hand side is not a gimple
12843 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12845 * gimplify.c (gimplify_return_expr): Make the temporary variable
12846 for the return expression, a gimple register variable.
12848 2007-01-01 Jan Hubicka <jh@suse.cz>
12850 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12853 2007-01-01 Mike Stump <mrs@apple.com>
12855 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12857 * config/darwin.c (machopic_select_rtx_section): Use
12858 HAVE_GAS_LITERAL16.
12859 (darwin_mergeable_constant_section): Likewise.
12860 * configure: Regenerate.
12861 * config.in: Regenerate.
12863 2007-01-01 Jan Hubicka <jh@suse.cz>
12864 Andrew Pinski <pinskia@gmail.com>
12866 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12867 before starting IPA passes.